CN118269744A

CN118269744A - Battery thermal runaway management method, system, electronic equipment and medium for power exchange station

Info

Publication number: CN118269744A
Application number: CN202311281990.6A
Authority: CN
Inventors: 张建平; 陈志民
Original assignee: Aulton New Energy Automotive Technology Co Ltd
Current assignee: Aulton New Energy Automotive Technology Co Ltd
Priority date: 2022-12-30
Filing date: 2023-09-28
Publication date: 2024-07-02
Also published as: CN118269743A; CN118269745A; WO2024139998A1

Abstract

The invention discloses a battery thermal runaway management method, a battery thermal runaway management system, electronic equipment and a battery thermal runaway management medium for a power exchange station. The management method comprises the following steps: monitoring battery state information in the battery replacement station to obtain thermal runaway information of the abnormal battery; generating a transfer instruction corresponding to the abnormal battery based on the thermal runaway information; and transferring the abnormal battery to a preset treatment area in response to the transfer instruction. According to the invention, whether the battery is in thermal runaway is judged by monitoring the battery state information in real time, so that the abnormal battery in thermal runaway is positioned in time, then a transfer instruction is automatically generated for the abnormal battery, and a transfer step is automatically executed according to the transfer instruction, so that a transfer process is started without a manual control mode, and the treatment efficiency of the abnormal battery by the power exchange station and the safety of the power exchange station are ensured.

Description

Battery thermal runaway management method, system, electronic equipment and medium for power exchange station

The present application claims priority from chinese patent application CN2022117412130, filed on the date 2022/12/30. The present application incorporates the entirety of the above-mentioned chinese patent application.

Technical Field

The invention relates to the technical field of power exchange stations, in particular to a power exchange station battery thermal runaway management method, a system, electronic equipment and a medium.

Background

In the use process of the power exchange station, if the battery is out of control, the battery can be on fire or the circuit can be on fire, so that not only is the resource wasted, but also personal safety can be endangered in serious cases. For abnormal batteries with thermal runaway, the abnormal batteries are generally required to be taken down from a charging rack through a stacker and transferred to a power exchange device, and then are transferred to the outside of the power exchange station through the power exchange device for safe treatment. The actual situation of the power exchange station is complex, for example, various situations such as the situation that the power exchange equipment is in power exchange or is in maintenance, the fault of the power exchange equipment or the fault of a stacker crane exist, and the problem that the abnormal battery is not positioned timely or is not transferred timely or is low in treatment efficiency easily occurs, so that the abnormal battery cannot be rapidly treated, and the safety risk of the power exchange station is increased.

Disclosure of Invention

The invention aims to overcome the defect of low treatment efficiency of a battery thermal runaway treatment mode in the prior art, and provides a battery thermal runaway management method, a battery thermal runaway management system, electronic equipment and a battery thermal runaway management medium for a power exchange station.

The invention solves the technical problems by the following technical scheme:

a first aspect of the present invention provides a battery thermal runaway management method for a power exchange station, comprising:

monitoring battery state information in the power exchange station to obtain thermal runaway information of an abnormal battery;

generating a transfer instruction corresponding to the abnormal battery based on the thermal runaway information;

And transferring the abnormal battery to a preset treatment area in response to the transfer instruction.

In this scheme, whether thermal runaway appears in the battery is judged through real-time supervision battery state information to in time the location appear thermal runaway's unusual battery, then automatic to unusual battery generates transfer instruction and according to transfer instruction automatic execution transfer step, need not to start the transportation process through manual control's mode, guaranteed the security of the power station of changing to the handling efficiency of unusual battery and the power station of changing.

Preferably, if the current time is a battery exchange station operation time, the step of generating a transfer instruction corresponding to the abnormal battery based on the thermal runaway information includes:

and generating a transfer instruction corresponding to the abnormal battery based on the state information of the battery exchange station and the thermal runaway information.

In this scheme, when the current time is the power station operation time, indicate that the power station is in someone and watch, the power station of this moment probably has various service scenarios such as car power conversion or equipment maintenance, generates corresponding transportation instruction based on the state information of power station, and the personalized transportation flow of customization can satisfy the transportation demand of power station under different use scenes, and is more humanized.

Preferably, the state information of the power exchange station includes state information of a transfer channel, the transfer channel is provided with a human body detection device, and the step of generating a transfer instruction corresponding to the abnormal battery further includes:

Detecting whether personnel exist in the transfer channel through the human body detection device, outputting first prompt information if the personnel exist in the transfer channel, and then responding to the transfer instruction; the first prompt message is used for prompting the person of the transfer channel to leave;

In this scheme, judge in advance whether there is personnel on the transfer passageway to in time inform personnel to leave the transfer passageway, ensure transfer passageway's circulation, further, detect whether there is personnel in transfer passageway through human detection device, compare in judging whether there is personnel in transfer passageway through monitoring facilities such as like the camera mode, the degree of accuracy is higher with judging efficiency, thereby in time inform personnel to leave the transfer passageway, guaranteed the security of the processing efficiency of power exchange station to unusual battery and power exchange station.

Preferably, the state information of the power exchange station further includes state information of the power exchange device, and the step of generating the transfer instruction corresponding to the abnormal battery further includes:

judging whether the power conversion equipment is in power conversion work,

If so, further judging whether the battery replacement equipment is in the battery disassembly process or before battery disassembly, if so, controlling the battery replacement equipment to continue battery disassembly and complete the battery replacement work, and then responding to the transfer instruction; if the battery is in front of battery disassembly, controlling the power changing equipment to stop the power changing work, and then responding to the transferring instruction;

If not, judging whether the power conversion equipment is in maintenance work, if so, controlling the power conversion equipment to stop the maintenance work; restoring the power conversion equipment to a state before maintenance work; and then responding to the transfer instruction;

in the scheme, when the battery replacement equipment is in the power conversion work of the vehicle, if the battery is detached for installation or is being installed, the battery replacement equipment is controlled to complete the power conversion work, if the battery is not detached, the power conversion work is stopped, so that the vehicle can be driven away as soon as possible, meanwhile, if the battery replacement equipment is in overhauling, the battery replacement equipment is controlled to stop overhauling, delay on the transferring battery is prevented, and further, the battery replacement equipment is quickly restored to a state before overhauling, the state of the battery replacement equipment can be more quickly determined, the normal work of the battery replacement equipment is ensured, and the processing efficiency of the battery replacement equipment on abnormal batteries and the safety of the battery replacement station are ensured.

Preferably, the step of generating the transfer instruction corresponding to the abnormal battery further includes:

Judging whether the power conversion equipment has faults or not, if so, further judging whether the fault removal time exceeds a preset time or not;

If not, the fault is eliminated, and then the transfer instruction is responded;

In the scheme, when the power conversion equipment has faults, if the faults are not particularly serious and can be removed within a specified time, the faults are directly removed, so that the power conversion equipment can work normally, if the faults are complex, the abnormal batteries can be transported preferentially, the time is not wasted to remove the faults of the power conversion equipment, other modes are sought to transport the batteries, such as manual intervention, intervention of other equipment and the like, and the processing efficiency of the power conversion station on the abnormal batteries and the safety of the power conversion station are ensured.

judging whether the battery replacing equipment is provided with an emergency transfer tray or not, if not, outputting second prompt information, and then responding to the transfer instruction; the second prompting information is used for prompting to place the emergency transfer tray on the battery changing device;

In this scheme, judge in advance that the battery replacement equipment has placed emergent transportation tray, in time the suggestion is placed emergent transportation tray to the battery replacement equipment on, ensures to transfer in-process battery replacement equipment and can normally work, has guaranteed the security of battery replacement station to the treatment effeciency of unusual battery and battery replacement station.

Preferably, the state information of the power exchange station further includes state information of a stacker crane, and the step of generating a transfer instruction corresponding to the abnormal battery further includes:

Judging whether the stacker crane has a fault or not, if so, generating a manual transfer instruction, wherein the manual transfer instruction is used for indicating that the abnormal battery is transferred to the preset disposal area by adopting manual operation;

And transferring the abnormal battery to the preset treatment area in response to the manual transfer instruction.

In this scheme, when the hacking machine had the trouble, because the hacking machine needs to take off the unusual battery that appears thermal runaway and transport to the battery replacement equipment in the first time, so with the transportation of guaranteeing unusual battery to be the priority, no longer waste time gets to get rid of the trouble of hacking machine, but through intervene manual operation's mode and transport unusual battery furthest, guaranteed the security of battery replacement station to the handling efficiency of unusual battery and battery replacement station.

Preferably, the step of generating the manual transfer instruction further includes:

Outputting assistance request information for requesting personnel assistance to transfer the abnormal battery to the preset disposal area;

preferably, fault information is output, wherein the fault information is used for indicating the fault reason of the stacker crane;

In this scheme, when the hacking machine has the trouble, when need intervene manual operation's mode to transport unusual battery, assist through the request personnel and transport unusual battery to predetermine the area of handling, also report the trouble information of hacking machine simultaneously for when carrying out the battery transportation, also can get rid of the trouble of hacking machine, treat the trouble of hacking machine after, alright reuse hacking machine carries out the battery transportation, guaranteed the security of the power station of changing to the handling efficiency of unusual battery and the power station of changing.

Judging whether a battery exists on the stacker crane, and if the battery exists, controlling the stacker crane to transfer the battery on the stacker crane to a battery rack.

In this scheme, when there is the battery on the hacking machine, shift the battery on the hacking machine to the battery rack earlier, not only prevent to transport other batteries except for unusual battery to predetermineeing the area of handling to can shift unusual battery from the hacking machine to change electric equipment fast, improve the battery handing-over efficiency of hacking machine and change electric equipment, guarantee the security of changing the processing efficiency of power station to unusual battery and changing the power station.

Preferably, the power exchange station includes at least one battery rack, each battery rack has a plurality of battery bins, the battery bins are used for placing batteries, responding to the transferring instruction, and transferring the abnormal batteries to a preset disposal area comprises:

acquiring a target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery;

Controlling a stacker crane to take out the abnormal battery from the target battery bin, and transferring the abnormal battery to a battery replacing device;

And controlling the battery replacement equipment to transfer the abnormal battery to the preset treatment area through a transfer channel.

According to the scheme, the battery bin of the abnormal battery is obtained according to the thermal runaway information of the abnormal battery, the battery bin can be pushed to the stacker and the battery replacement equipment at the first time, accurate alignment of the battery bin, the stacker and the battery replacement equipment is achieved, the shortest transfer path is designed to transfer the abnormal battery, and the processing efficiency of the battery replacement station to the abnormal battery and the safety of the battery replacement station are guaranteed.

Preferably, the thermal runaway information includes abnormal battery images, a plurality of image acquisition devices are arranged in the power exchange station, and the step of acquiring the target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery includes:

acquiring a battery image through the image acquisition device;

when the battery image is abnormal, determining the target battery bin based on image information of the battery image;

In the scheme, the battery image of a part of batteries in the battery replacement station is acquired through the image acquisition device, the battery image comprises the batteries and corresponding battery bins, when the battery image is abnormal, the battery bins of the abnormal batteries corresponding to the abnormal image information can be directly determined from the image information, and compared with the battery bins of the abnormal batteries determined from all the battery bins, the battery positioning efficiency of the abnormal batteries is higher, and the processing efficiency of the battery replacement station on the abnormal batteries and the safety of the battery replacement station are ensured.

Preferably, the thermal runaway information includes abnormal battery data, each battery has a corresponding BMS, a battery bin where each battery is located is provided with an information acquisition device corresponding to the BMS, and the step of acquiring the target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery further includes:

Acquiring battery data of a corresponding battery through the BMS;

when the battery data is abnormal, the BMS generates battery abnormality information;

responding to the battery abnormality information through the information acquisition device to determine an information acquisition device corresponding to the battery abnormality information;

determining the target battery bin according to the battery bin of the information acquisition device;

In this scheme, battery and BMS one-to-one, BMS and information acquisition device one-to-one, information acquisition device and battery bin one-to-one, acquire the battery data of corresponding battery through BMS, and when battery data appear unusual, BMS generates the battery anomaly information of corresponding battery, information acquisition device responds to battery anomaly information simultaneously, find the information acquisition device that battery anomaly information corresponds according to BMS and information acquisition device's corresponding relation, the battery bin of the unusual battery of battery anomaly information correspondence is confirmed according to information acquisition device and battery bin's corresponding relation again, because be to carrying out the location one-to-one, the location accuracy to unusual battery is higher, the handling efficiency of battery station to unusual battery and the security of station of changing have been guaranteed.

Preferably, the thermal runaway information includes abnormal battery temperature, each battery bin is provided with a corresponding temperature detection device, and the step of acquiring the target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery further includes:

detecting the battery temperature of the corresponding battery bin by the temperature detection device;

And when the battery temperature is abnormal, determining a battery bin corresponding to the temperature detection device as the target battery bin.

In this scheme, temperature detection device and battery bin one-to-one, detect the temperature of battery in the battery bin through temperature detection device, when battery temperature appears unusual, confirm the battery bin of unusual battery that unusual battery temperature corresponds according to temperature detection device and battery bin's corresponding relation, because the temperature variation when the battery appears thermal runaway is very showing the characterization, location is once again carried out simultaneously for to the location efficiency and the location accuracy of unusual battery are all higher, have guaranteed the security of the power exchange station to the handling efficiency and the power exchange station of unusual battery.

Preferably, before the step of generating the transfer instruction corresponding to the abnormal battery based on the thermal runaway information, the method further includes:

Generating alarm information based on the thermal runaway information, wherein the alarm information is used for alarming the battery of the power exchange station that the thermal runaway occurs;

The alarm information is sent to a receiver, and the receiver is a field attendant of the power exchange station;

In the scheme, the alarm information is generated based on the thermal runaway information, the thermal runaway of the power exchange station is timely alarmed, when the generation time of the alarm information is the operation time of the power exchange station, the power exchange station is indicated to be in the presence of a person on duty, the receiving party of the alarm information is determined to be a person on duty on site, the alarm mode can be a notification mode such as direct audible and visual alarm, the preparation of transferring abnormal batteries is facilitated as soon as possible, the life safety of staff in the power exchange station is prevented from being threatened, and the processing efficiency of the power exchange station to the abnormal batteries and the safety of the power exchange station are guaranteed.

Preferably, the battery thermal runaway management method of the power exchange station further comprises:

And carrying out fire control treatment on the abnormal battery positioned in the preset treatment area.

In this scheme, play the effect of safe fire control to unusual battery through fire control processing, say cooling to unusual battery and handle, in time put out a fire to the battery of burning of getting on fire effectively fire, perhaps shift unusual battery outside the battery of changing, avoid influencing other batteries, guaranteed the security of changing the power station.

A second aspect of the present invention provides a battery thermal runaway management system for a power exchange station, comprising:

The monitoring module is used for monitoring battery state information in the power exchange station to acquire thermal runaway information of the abnormal battery;

a first generation module for generating a transfer instruction corresponding to the abnormal battery based on the thermal runaway information;

And the transferring module is used for responding to the transferring instruction and transferring the abnormal battery to a preset treatment area.

Preferably, if the current time is the operation time of the power exchange station, the first generation module is further configured to generate a transfer instruction corresponding to the abnormal battery based on the state information of the power exchange station, the current time and the thermal runaway information.

Preferably, the state information of the power exchange station includes state information of a transfer channel, the transfer channel is provided with a human body detection device, and the thermal runaway management system of the battery of the power exchange station further includes:

The first judging module is used for detecting whether personnel exist in the transfer channel through the human body detecting device, and if so, the first output module is called;

The first output module is used for outputting first prompt information and then calling the transfer module; the first prompt message is used for prompting the person of the transfer channel to leave;

Preferably, the state information of the power exchange station further includes state information of the power exchange device, and the thermal runaway management system of the battery of the power exchange station further includes:

the second judging module is used for judging whether the power conversion equipment is in power conversion work or not, and if yes, the third judging module is called; if not, calling a fourth judging module;

The third judging module is used for judging whether the battery replacing equipment is in the process of disassembling the battery or before disassembling the battery, and calling the first control module if the battery replacing equipment is in the process of disassembling the battery; if the battery is in front of the battery disassembly, a second control module is called;

the first control module is used for controlling the battery replacement equipment to continue to disassemble and assemble the battery and complete the battery replacement work, and then the transfer module is called;

The second control module is used for controlling the power conversion equipment to stop the power conversion work and then calling the transfer module;

a fourth judging module, configured to judge whether the power conversion device is in maintenance work, and if so, call a third control module;

the third control module is used for controlling the power conversion equipment to stop the overhaul work;

the recovery module is used for recovering the battery replacement equipment to the state before the maintenance work, and then calling the transfer module;

Preferably, the battery thermal runaway management system of the power exchange station further comprises:

A fifth judging module, configured to judge whether the power conversion device has a fault, and if so, call a sixth judging module;

The sixth judging module is used for judging whether the fault removal time exceeds a preset time, and if not, calling the fault removal module;

the removal module is used for removing the faults and then calling the transfer module;

a seventh judging module, configured to judge whether the battery replacing device is placed with an emergency transfer tray, and if not, invoke a second output module;

The second output module is used for outputting second prompt information and then calling the transfer module; the second prompting information is used for prompting to place the emergency transfer tray on the battery changing device;

Preferably, the state information of the power exchange station further includes state information of a stacker crane, and the thermal runaway management system of the battery of the power exchange station further includes:

an eighth judging module for judging whether the state information of the stacker crane is abnormal, if so, calling a second generating module,

The second generation module is used for generating an artificial transfer instruction and then calling the artificial transfer module; the manual transfer instruction is used for indicating that the abnormal battery is transferred to the preset treatment area by adopting manual operation;

and the manual transfer module is used for responding to the manual transfer instruction and transferring the abnormal battery to the preset treatment area.

the third output module is used for outputting assistance request information, wherein the assistance request information is used for requesting personnel assistance to transfer the abnormal battery to the preset disposal area;

the fourth output module is used for outputting fault information, and the fault information is used for indicating the fault reason of the abnormal state information of the stacker crane;

Preferably, the ninth judging module is configured to judge whether a battery exists on the stacker crane, and if the battery exists, call the fourth control module;

the fourth control module is used for controlling the stacker crane to transfer the battery on the stacker crane to a battery frame;

Preferably, the power exchange station includes at least one battery rack, each battery rack has a plurality of battery bins for placing batteries, and the transfer module includes:

An acquisition unit configured to acquire a target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery;

The first control unit is used for controlling the stacker crane to take out the abnormal battery from the target battery bin and transferring the abnormal battery to the battery replacing equipment;

And the second control unit is used for controlling the battery changing equipment to transfer the abnormal battery to the preset treatment area through the transfer channel.

Preferably, the thermal runaway information includes abnormal battery images, a plurality of image acquisition devices are arranged in the power exchange station, and the acquisition unit includes:

the acquisition subunit is used for acquiring battery images through the image acquisition device;

And the first determination subunit is used for determining the target battery bin based on the image information of the battery image when the battery image is abnormal.

Preferably, the thermal runaway information includes abnormality of battery data, each battery has a corresponding BMS (battery management system), a battery compartment where each battery is located is provided with an information acquisition device corresponding to the BMS, and the acquisition unit includes:

An acquisition subunit, configured to acquire battery data of a corresponding battery through the BMS;

A generation subunit, configured to generate battery abnormality information when the battery data is abnormal;

a response subunit configured to respond to the battery abnormality information by the information acquisition device, so as to determine an information acquisition device corresponding to the battery abnormality information;

And the second determination subunit is used for determining the target battery bin according to the battery bin where the information acquisition device is positioned.

Preferably, the thermal runaway information includes abnormal battery temperature, each battery bin is provided with a corresponding temperature detection device, and the obtaining unit includes:

the detection subunit is used for detecting the battery temperature of the corresponding battery bin through the temperature detection device;

a third determining subunit, configured to determine, when the battery temperature is abnormal, a battery bin corresponding to the temperature detecting device as the target battery bin;

the alarm module is used for generating alarm information based on the thermal runaway information, and the alarm information is used for alarming the battery of the power exchange station to generate thermal runaway;

The sending module is used for sending the alarm information to a receiver, wherein the receiver is a field attendant of the power exchange station;

And the fire control module is used for performing fire control treatment on the abnormal battery positioned in the preset treatment area.

A third aspect of the invention provides an electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, which processor, when executing the computer program, implements a battery thermal runaway management method of a power exchange station as in the invention.

A fourth aspect of the invention provides a computer readable storage medium having stored thereon a computer program which when executed by a processor implements a battery thermal runaway management method of a power exchange station according to the invention.

On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the invention.

The invention has the positive progress effects that: whether thermal runaway appears in the battery is judged through real-time supervision battery state information to in time locate the unusual battery that thermal runaway appears, then automatic to unusual battery generates transfer instruction and carries out the step of transporting according to transfer instruction is automatic, need not to start the transportation process through manual control's mode, has guaranteed the security of the power station of changing to the handling efficiency of unusual battery and power station. In addition, corresponding transfer instructions are generated based on the thermal runaway information, personalized transfer flow is customized, the transfer requirements of the battery exchange station under different use scenes can be met, and the battery exchange station is more humanized.

Drawings

Fig. 1 is a flow chart of a thermal runaway management method for a battery of a power exchange station according to embodiment 1 of the present invention.

Fig. 2 is a flowchart of step S13 of the thermal runaway management method for a battery of a power exchange station according to embodiment 1 of the present invention.

Fig. 3 is a schematic diagram of a thermal runaway management system for a battery of a power exchange station according to embodiment 2 of the present invention.

Fig. 4 is a schematic structural diagram of an electronic device according to embodiment 3 of the present invention.

Detailed Description

The invention is further illustrated by means of the following examples, which are not intended to limit the scope of the invention.

Example 1

The embodiment provides a thermal runaway management method for a battery of a power exchange station, referring to fig. 1, which includes the following steps:

S11, monitoring battery state information in the battery replacement station to obtain thermal runaway information of an abnormal battery;

s12, generating a transfer instruction corresponding to the abnormal battery based on the thermal runaway information;

s13, transferring the abnormal battery to a preset treatment area in response to the transferring instruction.

In one embodiment, whether the battery is out of control is judged by monitoring the battery state information in real time so as to conveniently and timely locate the abnormal battery with the out of control, then a transfer instruction is automatically generated for the abnormal battery and a transfer step is automatically executed according to the transfer instruction, a transfer process is started without a manual control mode, and the processing efficiency of the abnormal battery by the power exchange station and the safety of the power exchange station are ensured.

As an alternative implementation manner, if the current time is the operation time of the power exchange station, step S12 may further be:

And generating a transfer instruction corresponding to the abnormal battery based on the state information and the thermal runaway information of the battery exchange station.

In one embodiment, when the current time is the operation time of the power exchange station, the power exchange station is shown to be in a person on duty, at this time, various use scenes such as vehicle power exchange and equipment maintenance may exist in the power exchange station, corresponding transfer instructions are generated based on the state information of the power exchange station, and personalized transfer flow is customized, so that the transfer requirements of the power exchange station under different use scenes can be met, and the power exchange station is more humanized.

As an optional implementation manner, the state information of the power exchange station includes state information of a transfer channel, the transfer channel is provided with a human body detection device, and step S12 further includes:

Detecting whether personnel exist in the transfer channel through the human body detection device, outputting first prompt information if the personnel exist in the transfer channel, and then executing step S13; the first prompt message is used for prompting the personnel of the transfer channel to leave.

In one embodiment, whether personnel exist on the transfer channel is judged in advance, so that the personnel are informed of leaving the transfer channel in time, the circulation of the transfer channel is ensured, further, whether the personnel exist on the transfer channel is detected through the human body detection device, compared with the mode that whether the personnel exist on the transfer channel is judged through monitoring equipment like a camera, the accuracy and the judging efficiency are higher, the personnel are informed of leaving the transfer channel in time, and the processing efficiency of an abnormal battery and the safety of an exchange station are ensured.

As an optional implementation manner, the state information of the power exchange station further includes state information of the power exchange device, and after step S12, the method further includes:

Judging whether the power conversion equipment is in power conversion work,

If so, further judging whether the battery replacement equipment is in the battery disassembly process or before battery disassembly, if so, controlling the battery replacement equipment to continue battery disassembly and complete battery replacement work, and then executing step S13; if the battery is not removed, controlling the power changing equipment to stop the power changing work, and then executing step S13;

If not, judging whether the battery replacement equipment is in maintenance work, if so, controlling the battery replacement equipment to stop the maintenance work, and recovering the battery replacement equipment to a state before the maintenance work; then step S13 is performed.

In one embodiment, when the battery replacement device is in the vehicle battery replacement work, if the battery is detached for installation or is being installed, the battery replacement device is controlled to complete the battery replacement work, if the battery is not detached, the battery replacement work is terminated to ensure that the vehicle can drive away as soon as possible, meanwhile, if the battery replacement device is in overhauling, the battery replacement device is controlled to stop overhauling, delay on the battery transportation is prevented, and further, the battery replacement device is quickly restored to a state before overhauling, the state of the battery replacement device can be more quickly determined, normal work of the battery replacement device is ensured, and the processing efficiency of the battery replacement device on abnormal batteries and the safety of the battery replacement station are ensured.

As an optional implementation manner, step S12 further includes:

Judging whether the power conversion equipment has faults or not, if so, further judging whether the fault removal time exceeds the preset time or not;

If not, the fault is removed, and then step S13 is performed.

In one embodiment, when the power exchange device has a fault, if the fault is not particularly serious and can be removed within a specified time, the fault is directly removed, so that the power exchange device can work normally, if the fault is complex, the abnormal battery is transferred preferentially, the time is not wasted to remove the fault of the power exchange device, other modes are sought to transfer the battery, such as manual intervention, intervention of other devices and the like, and the processing efficiency of the power exchange device on the abnormal battery and the safety of the power exchange station are ensured.

As an alternative to this embodiment of the present invention,

As an optional implementation manner, step S12 further includes:

Judging whether the battery replacing equipment is provided with an emergency transfer tray or not, if not, outputting second prompt information, and then responding to a transfer instruction; the second prompt message is used for prompting to place the emergency transfer tray on the battery changing device.

In one embodiment, whether the emergency transfer tray is placed on the battery replacement device is judged in advance, the emergency transfer tray is timely prompted to be placed on the battery replacement device, normal operation of the battery replacement device in the transfer process is ensured, and the processing efficiency of the battery replacement device on abnormal batteries and the safety of the battery replacement device are ensured.

As an optional implementation manner, the state information of the power exchange station further includes state information of the stacker crane, and step S12 further includes:

Judging whether the stacker crane has a fault, if so, generating a manual transfer instruction which is used for indicating that the abnormal battery is transferred to a preset disposal area by adopting manual operation;

And transferring the abnormal battery to a preset treatment area in response to the manual transfer instruction.

In one embodiment, when the stacker has a fault, the stacker needs to take off and transfer the abnormal battery with thermal runaway to the power exchange device at the first time, so that the transfer of the abnormal battery is guaranteed to be prioritized, the time is not wasted to remove the fault of the stacker, the abnormal battery is transferred to the maximum extent in a manual operation intervention mode, and the processing efficiency of the power exchange station on the abnormal battery and the safety of the power exchange station are guaranteed.

As an optional implementation manner, the step of generating the manual transfer instruction further includes:

Outputting assistance request information for requesting assistance of a person to transfer the abnormal battery to a preset disposal area;

And/or the number of the groups of groups,

And outputting fault information, wherein the fault information is used for indicating the fault reason of the stacker crane.

In one embodiment, when the stacker has a fault, and the abnormal battery is transported in a mode of manual operation, the abnormal battery is transported to a preset treatment area as soon as possible through assistance of a requester, and meanwhile fault information of the stacker is reported, so that the fault of the stacker can be removed when the battery is transported, and after the fault of the stacker is removed, the stacker can be reused for transporting the battery, and the treatment efficiency of the abnormal battery by the power exchange station and the safety of the power exchange station are ensured.

As an optional implementation manner, step S12 further includes:

In one embodiment, when a battery exists on the stacker, the battery on the stacker is firstly transferred to the battery rack, so that other batteries except for the abnormal battery are prevented from being transferred to a preset disposal area, the abnormal battery can be quickly transferred from the stacker to the battery replacement equipment, the battery handover efficiency of the stacker and the battery replacement equipment is improved, and the processing efficiency of the battery replacement station on the abnormal battery and the safety of the battery replacement station are ensured.

As an alternative embodiment, the power exchange station includes at least one battery rack, each battery rack is provided with a plurality of battery bins, and the battery bins are used for placing batteries, as shown in fig. 2, step S13 specifically includes the following steps:

s131, acquiring a target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery;

S132, controlling a stacker crane to take out an abnormal battery from a target battery bin, and transferring the abnormal battery to a battery replacement device;

S133, controlling the battery replacement equipment to transport the abnormal battery to a preset treatment area through the transport channel.

In one embodiment, the battery bin of the abnormal battery is obtained according to the thermal runaway information of the abnormal battery, the battery bin can be pushed to the stacker and the battery replacement device at the first time, accurate alignment of the battery bin, the stacker and the battery replacement device is achieved, the shortest transfer path is designed to transfer the abnormal battery, and the processing efficiency of the battery replacement device on the abnormal battery and the safety of the battery replacement device are guaranteed.

As an optional implementation manner, the thermal runaway information includes abnormal battery images, and the power exchange station is provided with a plurality of image acquisition devices, and step S131 specifically includes the following steps:

Collecting battery images through an image collecting device;

When an abnormality occurs in the battery image, a target battery bin is determined based on image information of the battery image.

In one embodiment, the battery replacing station is provided with a plurality of image collecting devices, battery images of a part of batteries in the battery replacing station are collected through the image collecting devices, the battery images comprise batteries and corresponding battery bins, when the battery images are abnormal, the battery bins of the abnormal batteries corresponding to the abnormal image information can be directly determined from the image information, compared with the battery bins of the abnormal batteries determined from all the battery bins, the battery locating efficiency of the abnormal batteries is higher, and the processing efficiency of the battery replacing station on the abnormal batteries and the safety of the battery replacing station are guaranteed.

As an alternative embodiment, the thermal runaway information includes abnormal battery data, each battery has a corresponding BMS, and the battery bin where each battery is located is provided with an information acquisition device corresponding to the BMS, and step S131 specifically includes the following steps:

acquiring battery data of a corresponding battery through the BMS;

When abnormality occurs in the battery data, the BMS generates battery abnormality information;

determining, by the information acquisition device, an information acquisition device corresponding to the battery abnormality information in response to the battery abnormality information;

And determining a target battery bin according to the battery bin of the information acquisition device.

In one embodiment, battery and BMS one-to-one, BMS and information acquisition device one-to-one, information acquisition device and battery bin one-to-one, acquire the battery data of corresponding battery through BMS, and when battery data appear unusual, BMS generates the battery anomaly information of corresponding battery, information acquisition device responds to battery anomaly information simultaneously, find the information acquisition device that battery anomaly information corresponds according to BMS and information acquisition device's correspondence, and then according to information acquisition device and battery bin's correspondence, confirm the battery bin of the unusual battery that battery anomaly information corresponds, because it fixes a position to be one-to-one, the location accuracy to the unusual battery is higher, the security of the processing efficiency and the battery replacement station of battery replacement station to the unusual battery has been guaranteed.

As an optional implementation manner, the thermal runaway information includes abnormal battery temperature, and each battery bin is provided with a corresponding temperature detection device, and step S131 specifically includes the following steps:

detecting the battery temperature of the corresponding battery bin by a temperature detection device;

when the battery temperature is abnormal, determining the battery bin corresponding to the temperature detection device as a target battery bin.

In one embodiment, the temperature detection device is in one-to-one correspondence with the battery bin, the temperature of the battery in the battery bin is detected through the temperature detection device, when the battery temperature is abnormal, the battery bin of the abnormal battery corresponding to the abnormal battery temperature is determined according to the corresponding relation between the temperature detection device and the battery bin, and the abnormal battery is positioned in one-to-one correspondence with the battery bin due to the fact that the temperature change of the battery is very obvious in the occurrence of thermal runaway, so that the positioning efficiency and the positioning accuracy of the abnormal battery are higher, and the processing efficiency of the abnormal battery and the safety of the battery exchange station are guaranteed.

As an optional embodiment, the step of generating the diversion instruction corresponding to the abnormal battery based on the thermal runaway information further includes:

Generating alarm information based on the thermal runaway information, wherein the alarm information is used for alarming the battery of the battery replacement station to generate thermal runaway;

and sending the alarm information to a receiver, wherein the receiver is a field attendant of the power exchange station.

In one embodiment, the alarm information is generated based on the thermal runaway information, so that the thermal runaway of the power exchange station is timely alarmed, the preparation for transferring the abnormal battery is facilitated to be made as soon as possible, the life safety of staff in the power exchange station is prevented from being threatened, and the processing efficiency of the abnormal battery by the power exchange station and the safety of the power exchange station are guaranteed.

It should be noted that, because the operation time of the power exchange station is attended, the embodiment receives the alarm information by the on-site attended personnel during the operation time of the power exchange station.

As an optional implementation manner, before the step of sending the alarm information to the receiver, the method further includes:

the receiving side of the alarm information is determined based on the generation time of the alarm information.

In one embodiment, the receiving party of the alarm information is determined based on the generation time of the alarm information, and different times correspond to different receiving parties, so that a suitable alarm mode can be selected for different receiving parties.

As an optional implementation manner, the step of determining the receiving party of the alarm information based on the generation time of the alarm information includes:

Judging whether the generation time of the alarm information is the operation time of the power exchange station, if so, determining that the receiver is a field attendant of the power exchange station.

In one embodiment, when the generation time of the alarm information is the operation time of the power exchange station, the power exchange station is in the attended state, the receiver of the alarm information is determined to be a field attended person, and the alarm mode can be a notification mode such as a direct audible and visual alarm mode, so that the preparation of transferring the abnormal battery is facilitated as soon as possible, the life safety of staff in the power exchange station is prevented from being threatened, and the processing efficiency of the abnormal battery and the safety of the power exchange station are ensured.

As an alternative embodiment, the battery thermal runaway management method of the power exchange station further includes:

and performing fire fighting treatment on the abnormal battery positioned in the preset treatment area.

In one embodiment, the abnormal battery is subjected to fire control treatment to play a role in safe fire control, such as cooling the abnormal battery, so that the battery which burns on fire can be effectively extinguished in time, or the abnormal battery is transferred to the outside of the power exchange station, so that other batteries are prevented from being influenced, and the safety of the power exchange station is ensured.

Example 2

This embodiment provides a battery thermal runaway management system for a power exchange station, see figure 3, the battery thermal runaway management system of the power exchange station comprises a monitoring module 21, a first generating module 22 and a transferring module 23:

A monitoring module 21 for monitoring battery status information in the battery exchange station to obtain thermal runaway information of the abnormal battery;

A first generation module 22 for generating a transfer instruction corresponding to an abnormal battery based on the thermal runaway information;

and a transfer module 23 for transferring the abnormal battery to a preset disposal area in response to a transfer instruction.

As an alternative embodiment, if the current time is the operation time of the power exchange station, the first generation module 22 is further configured to generate a diversion instruction corresponding to the abnormal battery based on the status information, the current time and the thermal runaway information of the power exchange station.

As an optional implementation manner, the state information of the power exchange station includes state information of a transfer channel, the transfer channel is provided with a human body detection device, and the power exchange station battery thermal runaway management system further includes:

the first output module is used for outputting first prompt information and then calling the transfer module 23; the first prompt message is used for prompting the personnel of the transfer channel to leave.

As an optional implementation manner, the state information of the power exchange station further includes state information of the power exchange device, and the thermal runaway management system of the battery of the power exchange station further includes:

The third judging module is used for judging whether the battery replacement equipment is in the process of disassembling the battery or before disassembling the battery, and calling the first control module if the battery replacement equipment is in the process of disassembling the battery; if the battery is in front of the battery disassembly, a second control module is called;

The first control module is used for controlling the battery replacement equipment to continue to disassemble and assemble the battery and complete the battery replacement work, and then the transfer module 23 is called;

the second control module is used for controlling the power conversion equipment to stop the power conversion work and then calling the transfer module 23;

the fourth judging module is used for judging whether the battery replacing equipment is in maintenance work or not, and if so, calling the third control module;

The third control module is used for controlling the battery replacement equipment to stop overhauling work;

and the recovery module is used for recovering the power conversion equipment to a state before maintenance work and then calling the transfer module 23.

As an alternative embodiment, the battery thermal runaway management system of the power exchange station further includes:

the fifth judging module is used for judging whether the power conversion equipment has faults or not, and if so, the sixth judging module is called;

the sixth judging module is used for judging whether the fault removal time exceeds the preset time, and if not, calling the fault removal module;

the troubleshooting module is used to troubleshoot and then invoke the diversion module 23.

The seventh judging module is used for judging whether the battery replacing equipment is provided with an emergency transfer tray or not, and if not, calling the second output module;

the second output module is used for outputting second prompt information and then calling the transfer module 23; the second prompt message is used for prompting to place the emergency transfer tray on the battery changing device.

As an optional implementation manner, the state information of the power exchange station further includes state information of the stacker crane, and the power exchange station battery thermal runaway management system further includes:

The second generation module is used for generating an artificial transfer instruction and then calling the artificial transfer module; the manual transfer instruction is used for indicating to transfer the abnormal battery to a preset treatment area by adopting manual operation;

the manual transfer module is used for responding to the manual transfer instruction and transferring the abnormal battery to a preset treatment area.

The third output module is used for outputting assistance request information, wherein the assistance request information is used for requesting personnel assistance to transfer the abnormal battery to a preset disposal area;

And/or the number of the groups of groups,

The battery thermal runaway management system of the power exchange station further comprises:

and the fourth output module is used for outputting fault information, and the fault information is used for indicating the fault reason of the abnormal state information of the stacker crane.

a ninth judging module, configured to judge whether a battery exists on the stacker crane, and if the battery exists, call the fourth control module;

the fourth control module is used for controlling the stacker crane to transfer the battery on the stacker crane to the battery rack.

As an alternative embodiment, the power exchange station includes at least one battery rack, each battery rack is provided with a plurality of battery bins, the battery bins are used for placing batteries, and as shown in fig. 3, the transfer module 23 includes an acquisition unit 231, a first control unit 232 and a second control unit 233:

an acquisition unit 231 for acquiring a target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery;

a first control unit 232, configured to control the stacker to take out an abnormal battery from the target battery bin, and transfer the abnormal battery to the battery replacement device;

and a second control unit 233, configured to control the power conversion device to transfer the abnormal battery to a preset disposal area through the transfer channel.

As an alternative embodiment, the thermal runaway information includes abnormal battery images, a plurality of image capturing devices are provided in the battery exchange station, and the capturing unit 231 includes:

The acquisition subunit is used for acquiring the battery image through the image acquisition device;

And a first determination subunit configured to determine, when the battery image is abnormal, a target battery bin based on image information of the battery image.

As an alternative embodiment, the thermal runaway information includes abnormal battery data, each battery has a corresponding BMS, a battery compartment where each battery is located is provided with an information acquisition device corresponding to the BMS, and the acquisition unit 231 includes:

An acquisition subunit for acquiring battery data of the corresponding battery through the BMS;

A generation subunit for generating battery abnormality information by the BMS when abnormality occurs in the battery data;

a response subunit for responding to the battery abnormality information through the information acquisition device to determine the information acquisition device corresponding to the battery abnormality information;

And the second determination subunit is used for determining a target battery bin according to the battery bin of the information acquisition device.

As an alternative embodiment, the thermal runaway information includes abnormal battery temperature, each battery compartment is provided with a corresponding temperature detecting device, and the acquiring unit 231 includes:

And the third determination subunit is used for determining the battery bin corresponding to the temperature detection device as a target battery bin when the battery temperature is abnormal.

The alarm module is used for generating alarm information based on the thermal runaway information, and the alarm information is used for alarming the battery of the battery replacement station to generate thermal runaway;

And the sending module is used for sending the alarm information to a receiver, and the receiver is a field attendant of the power exchange station.

In one embodiment, the alarm information is generated based on the thermal runaway information, the thermal runaway of the power exchange station is timely alarmed, when the generation time of the alarm information is the operation time of the power exchange station, the power exchange station is indicated to be in the watch of someone, the receiving party of the alarm information is determined to be a field watch person, the alarm mode can be a notification mode such as direct audible and visual alarm, preparation for transferring abnormal batteries is facilitated to be made as soon as possible, meanwhile, life safety of staff in the power exchange station is prevented from being threatened, and the processing efficiency of the power exchange station to the abnormal batteries and the safety of the power exchange station are guaranteed.

And the determining module is used for determining a receiver of the alarm information based on the generation time of the alarm information.

As an optional implementation manner, the determining module includes:

The second judging unit is used for judging whether the generation time of the alarm information is the operation time of the power exchange station or not, and if so, the second determining unit is called;

the second determining unit is used for determining that the receiving party is a field attendant of the power exchange station.

The embodiment also provides a power exchange station which comprises power exchange equipment, a stacker crane and the power exchange station battery thermal runaway management system.

As an alternative implementation mode, the power exchange station further comprises a transfer channel for a power exchange vehicle to travel through, the power exchange device comprises a liftable battery bearing platform, and the stacker crane comprises a liftable battery extending mechanism.

In one embodiment, when the battery is transferred from the stacker crane to the battery exchange device, the height of the stacker crane can be set to be slightly higher than that of the battery bearing platform, and the battery on the stacker crane can be quickly transferred to the battery bearing platform of the battery exchange device by only controlling the battery extending mechanism to slightly descend by a preset height.

Example 3

Fig. 4 is a schematic structural diagram of an electronic device according to the present embodiment. The electronic device includes a memory, a processor, and a computer program stored on the memory and executable on the processor, and the processor implements the battery thermal runaway management method of the battery of the power exchange station of embodiment 1 when executing the program, and the electronic device 30 shown in fig. 4 is only an example, and should not impose any limitation on the functions and the application scope of the embodiment of the present invention.

The electronic device 30 may be in the form of a general purpose computing device, which may be a server device, for example. Components of electronic device 30 may include, but are not limited to: the at least one processor 31, the at least one memory 32, a bus 33 connecting the different system components, including the memory 32 and the processor 31.

The bus 33 includes a data bus, an address bus, and a control bus.

Memory 32 may include volatile memory such as Random Access Memory (RAM) 321 and/or cache memory 322, and may further include Read Only Memory (ROM) 323.

Memory 32 may also include a program/utility 325 having a set (at least one) of program modules 324, such program modules 324 including, but not limited to: an operating system, one or more application programs, other program modules, and program data, each or some combination of which may include an implementation of a network environment.

The processor 31 executes various functional applications and data processing, such as the battery thermal runaway management method of the battery of the power exchange station of embodiment 1 of the present invention, by running a computer program stored in the memory 32.

The electronic device 30 may also communicate with one or more external devices 34 (e.g., keyboard, pointing device, etc.). Such communication may be through an input/output (I/O) interface 35. Also, model-generating device 30 may also communicate with one or more networks, such as a Local Area Network (LAN), a Wide Area Network (WAN), and/or a public network, such as the internet, via network adapter 36. As shown, network adapter 36 communicates with the other modules of model-generating device 30 via bus 33. It should be appreciated that although not shown in fig. 4, other hardware and/or software modules may be used in connection with the model-generating device 30, including, but not limited to: microcode, device drivers, redundant processors, external disk drive arrays, RAID (disk array) systems, tape drives, data backup storage systems, and the like.

It should be noted that although several units/modules or sub-units/modules of an electronic device are mentioned in the above detailed description, such a division is merely exemplary and not mandatory. Indeed, the features and functionality of two or more units/modules described above may be embodied in one unit/module in accordance with embodiments of the present invention. Conversely, the features and functions of one unit/module described above may be further divided into ones that are embodied by a plurality of units/modules.

Example 4

The present embodiment provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the battery thermal runaway management method of the power exchange station of embodiment 1.

More specifically, among others, readable storage media may be employed including, but not limited to: portable disk, hard disk, random access memory, read only memory, erasable programmable read only memory, optical storage device, magnetic storage device, or any suitable combination of the foregoing.

In a possible embodiment, the invention may also be realized in the form of a program product comprising program code for causing a terminal device to carry out the method of implementing embodiment 1 of the battery thermal runaway management of a power exchange station, when said program product is run on the terminal device.

Wherein the program code for carrying out the invention may be written in any combination of one or more programming languages, which program code may execute entirely on the user device, partly on the user device, as a stand-alone software package, partly on the user device and partly on the remote device or entirely on the remote device.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the invention, but such changes and modifications fall within the scope of the invention.

Claims

1. A battery thermal runaway management method for a power exchange station, comprising:

2. The method according to claim 1, wherein if the current time is a battery operation time, the step of generating a transfer instruction corresponding to the abnormal battery based on the thermal runaway information comprises:

3. The battery thermal runaway management method of a power exchange station according to claim 2, wherein the status information of the power exchange station includes status information of a transfer passage provided with a human body detection device, and the step of generating a transfer instruction corresponding to the abnormal battery further includes:

And/or the number of the groups of groups,

The state information of the power exchange station further comprises state information of the power exchange equipment, and the step of generating the transfer instruction corresponding to the abnormal battery further comprises the following steps:

judging whether the power conversion equipment is in power conversion work,

And/or the number of the groups of groups,

The step of generating the transfer instruction corresponding to the abnormal battery further comprises the following steps:

And/or the number of the groups of groups,

The state information of the power exchange station further comprises state information of a stacker crane, and the step of generating a transfer instruction corresponding to the abnormal battery further comprises the following steps:

4. A method of thermal runaway management of a battery of a power exchange station according to claim 3, wherein the step of generating a manual transfer command is followed by:

And/or the number of the groups of groups,

Outputting fault information, wherein the fault information is used for indicating the fault reason of the stacker crane;

And/or the number of the groups of groups,

5. The method of thermal runaway management of a battery of a power exchange station of any one of claims 1-4, wherein the power exchange station includes at least one battery rack, each of the battery racks having a plurality of battery bays for receiving batteries, the step of transferring the abnormal battery to a predetermined disposal area in response to the transfer instruction comprising:

6. The battery thermal runaway management method of a power exchange station according to any one of claims 1 to 5, wherein the thermal runaway information includes battery image anomalies, a plurality of image acquisition devices are arranged in the power exchange station, and the step of acquiring a target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery includes:

acquiring a battery image through the image acquisition device;

And/or the number of the groups of groups,

The thermal runaway information comprises abnormal battery data, each battery is provided with a corresponding BMS, a battery bin where each battery is located is provided with an information acquisition device corresponding to the BMS, and the step of acquiring the target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery further comprises the steps of:

Acquiring battery data of a corresponding battery through the BMS;

And/or the number of the groups of groups,

The thermal runaway information comprises abnormal battery temperature, each battery bin is provided with a corresponding temperature detection device, and the step of acquiring the target battery bin of the abnormal battery based on the thermal runaway information of the abnormal battery further comprises the following steps:

7. The battery thermal runaway management method of a power exchange station according to any one of claims 1 to 6, characterized in that the step of generating a transfer instruction corresponding to the abnormal battery based on the thermal runaway information further includes, before:

And/or the number of the groups of groups,

The battery thermal runaway management method of the power exchange station further comprises the following steps:

8. A battery thermal runaway management system for a power exchange station, comprising:

9. An electronic device comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor implements the method of thermal runaway management of a battery of a power exchange station of any one of claims 1-7 when the computer program is executed by the processor.

10. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the battery thermal runaway management method of a power exchange station according to any one of claims 1-7.