CN106655484B - Error preventing system based on wireless unlocking mode and control method thereof - Google Patents
Error preventing system based on wireless unlocking mode and control method thereof Download PDFInfo
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- CN106655484B CN106655484B CN201610489441.1A CN201610489441A CN106655484B CN 106655484 B CN106655484 B CN 106655484B CN 201610489441 A CN201610489441 A CN 201610489441A CN 106655484 B CN106655484 B CN 106655484B
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- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 210000001503 joint Anatomy 0.000 claims description 5
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- 238000005516 engineering process Methods 0.000 description 2
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- H02J13/0075—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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Abstract
The application discloses an error prevention system based on a wireless unlocking mode and a control method thereof, wherein the error prevention system comprises an error prevention host, a wireless network, a wireless converter, a mobile power supply, an online lockset, a device state detection device and a background monitoring host; the anti-misoperation host is in communication connection with the wireless converter through a wireless network, the wireless converter controls the mobile power supply to supply and cut off power to the online lockset, the online lockset is controlled to unlock or lock the field device when in a power supply condition, the device state detection device detects the working state of the field device, the device state detection device is in communication connection with the background monitoring host, and the background monitoring host is in communication with the anti-misoperation host. The application uses wireless network to replace wired network to realize real-time data transmission, meanwhile, removes intermediate devices such as computer keys, and directly communicates with the on-line lockset by the error-proof host, thereby not only omitting complicated cable laying, but also avoiding the risk of misoperation of the device caused by forgetting to lock the lockset and ensuring the safe and stable operation of the power grid.
Description
Technical Field
The application relates to the technical field of error control, in particular to an error control system based on a wireless unlocking and locking mode and a control method thereof.
Background
At present, microcomputer misoperation-preventive locking technology is mainly divided into an offline operation mode and an online operation mode. The online operation mode mainly comprises an online mode and a wireless key online mode.
In the off-line operation mode, the microcomputer error-preventing system mainly comprises an error-preventing host, a computer key and an error-preventing lockset. The error-proof host generates an operation sequence according to a specified operation sequence and transmits the operation sequence to the computer key. The operator holds the computer key and opens the lockset according to the operation sequence steps. In the mode, once an operation sequence is generated and transmitted to a computer key, an error-preventing host cannot interfere with field operation, and when the state of field equipment changes, the field operation cannot be terminated in time, so that a certain risk exists.
In the wired on-line operation mode, the microcomputer error-preventing system mainly comprises an error-preventing host, communication equipment and an on-line lockset. The error-preventing host generates an operation sequence according to a specified operation sequence, and sends an unlocking command to the corresponding online lockset through the communication equipment according to the operation sequence. Meanwhile, the error-proof host receives the equipment state and the lock state as judgment bases, and executes an operation sequence. In the mode, the error-preventing host directly controls the online lockset, so that the control capability of field operators is very high, but the wired online error-preventing system needs to lay a large number of cables, each lockset needs to lay two cables, and in a transformer substation in working operation, the cable laying engineering amount is large, the cost is high, and the popularization and the application are not facilitated.
In the wireless key on-line operation mode, the microcomputer error-preventing system mainly comprises four parts of an error-preventing host, wireless equipment, a computer key and an error-preventing lockset. The error-proof host generates an operation sequence according to a specified operation sequence and transmits the operation sequence to the computer key through a wireless network. An operator holds the computer key, unlocks the anti-misoperation lockset according to the operation sequence, and the computer key reports the operation condition. The on-line control of the computer key is realized in the mode, and the error-preventing host computer has constraint force on field operation, but the state of the lock is not guaranteed because the lock is still an off-line lock, so that the risk of forgetting to lock is caused.
Disclosure of Invention
The application aims to develop a set of error preventing system based on a wireless unlocking mode and a control method thereof by combining the existing online error preventing technology. The aim of the application is realized by the following technical scheme:
an error prevention system based on a wireless unlocking mode comprises an error prevention host, a wireless network, a wireless converter, a mobile power supply, an online lockset, a device state detection device and a background monitoring host; the anti-misoperation host is in communication connection with the wireless converter through a wireless network, the wireless converter controls the mobile power supply to supply and cut off power to the online lockset, the online lockset is controlled to unlock or lock the field device when in a power supply condition, the device state detection device detects the working state of the field device, the device state detection device is in communication connection with the background monitoring host, and the background monitoring host is in communication connection with the anti-misoperation host.
As a specific technical scheme, the wireless converter comprises a communication unit, an address storage unit, a lock state acquisition unit, a power supply access unit and a lock power supply control unit; the lock state acquisition unit is used for acquiring the state information of the online lock corresponding to the wireless converter; the power supply access unit is used for being in butt joint with the mobile power supply and providing working power supply for the wireless converter; the communication unit performs real-time information interaction with the error prevention host after the wireless converter is electrified, sends address information of the wireless converter to the error prevention host, acquires an operation instruction issued by the error prevention host, and returns lock state information in real time; the lock power supply control unit is used for supplying power or cutting off power to the online lock according to the operation instruction.
As a specific technical scheme, the wireless converter further comprises a mobile power supply warning unit, which is used for prompting that the mobile power supply can be removed after receiving the end command of the current operation step issued by the error prevention host, otherwise prompting that the mobile power supply is not allowed to be removed.
As a specific technical scheme, the online lockset is divided into an outdoor F3 mechanical coded lock and an indoor electric control lock.
As a specific technical scheme, the wireless converter comprises an indoor wireless converter and an outdoor wireless converter.
A control method of an error prevention system based on a wireless unlocking mode comprises the following steps:
step 1: the error prevention host generates an operation ticket according to the billing information and executes the operation at the same time;
step 2: the mobile power supply is in butt joint with the corresponding wireless converter, after the wireless converter is started, address information is sent to the error-proof host through the wireless network, the error-proof host checks whether the address of the wireless converter is matched with the information of the current operation step of the operation ticket, after checking, an unlocking-allowed command is sent, and otherwise, an unlocking-disallowed command is sent;
step 3: after receiving the unlocking permission command, the wireless converter supplies power to the corresponding online lockset, at the moment, the online lockset is permitted to be unlocked, and the corresponding field device of the online lockset is permitted to be operated; the wireless converter collects the unlocking state of the online lockset and feeds back the unlocking state to the error-proof host, and the equipment state detection device detects the working state of the field equipment and feeds back the working state to the background monitoring host;
step 4: after the operation of the field device is finished, locking the online lockset, and collecting the locking state of the online lockset by the wireless converter and feeding back the locking state to the error-preventing host;
step 5: the error prevention host judges whether the current step is finished according to the received locking state information of the online lockset and the working state of the field device monitored by the background, if so, the error prevention host sends an ending command of the operation step to the wireless converter, otherwise, the step 2 is returned;
step 6: and after receiving the end command, the wireless converter cuts off the power supply of the lockset, and ends the current operation steps.
As a specific technical scheme, in the process from step 2 to step 5, the wireless converter prompts that the mobile power supply is not allowed to be removed; in the step 6, the wireless converter prompts that the mobile power supply can be removed.
The application provides an error prevention system based on a wireless unlocking mode and a control method thereof, wherein a wireless network is used for replacing a wired network to realize real-time data transmission, meanwhile, intermediate equipment such as a computer key and the like are omitted, and an error prevention host is used for directly communicating with an online lockset. The system can not only omit complicated cable laying, but also avoid the risk of misoperation of equipment caused by forgetting to lock the lockset; and the error-preventing host machine is judged according to the lock state and the equipment state, so that the occurrence of misoperation of the equipment is avoided, and the phenomenon of 'idle running' of the equipment operation is avoided. Meanwhile, the method has the characteristics of quick installation and use of the transformer station in operation and online error prevention, retains the advantages of online error prevention, achieves real-time error prevention, and provides technical guarantee for error upgrade prevention transformation of the existing transformer station, so that safe and stable operation of a power grid is effectively guaranteed.
Drawings
Fig. 1 is a schematic diagram of an error preventing system based on a wireless unlocking mode according to an embodiment of the present application.
Fig. 2 is a flowchart of a control method of an error prevention system based on a wireless unlocking mode according to an embodiment of the present application.
Detailed Description
The following describes in further detail the embodiments of the present application with reference to the drawings and examples.
As shown in fig. 1, the error prevention system based on the wireless unlocking mode provided in this embodiment includes an error prevention host, a wireless network, a wireless converter, a mobile power supply, an online lockset, a device state detection device and a background monitoring host. The anti-misoperation host is in communication connection with the wireless converter through a wireless network, the wireless converter controls the mobile power supply to supply and cut off power to the online lockset, the online lockset is controlled to unlock or lock the field device when in a power supply condition, the device state detection device detects the working state of the field device, the device state detection device is in communication connection with the background monitoring host, and the background monitoring host is in communication connection with the anti-misoperation host.
The error-preventing host generates an operation ticket (operation sequence) according to a specified operation sequence, and gradually issues an operation instruction through a wireless network according to the operation ticket steps; meanwhile, the operation steps are judged and executed according to the operation logic, and whether the current steps are finished or not is judged according to the real-time equipment state and the lock state. The wireless network is used as an information transmission channel for transmitting information between the error-proof host and the wireless converter. The network coverage of the total station is achieved by the wireless base stations located throughout the site.
The wireless converters are in one-to-one correspondence with the online locksets and are divided into indoor types and outdoor types. The wireless converter comprises a communication unit, an address storage unit, a lockset state acquisition unit, a power supply access unit and a lockset power supply control unit; the lock state acquisition unit is used for acquiring the state information of the online lock corresponding to the wireless converter; the power supply access unit is used for being in butt joint with the mobile power supply and providing working power supply for the wireless converter; the communication unit performs real-time information interaction with the error prevention host after the wireless converter is electrified, sends address information of the wireless converter to the error prevention host, acquires an operation instruction issued by the error prevention host, and returns lock state information in real time; the lock power supply control unit is used for supplying power or cutting off power to the online lock according to the operation instruction. The wireless converter further comprises a mobile power supply warning unit for prompting that the mobile power supply can be removed after receiving the end command of the current operation step issued by the error prevention host, otherwise prompting that the mobile power supply is not allowed to be removed.
The on-line lock is arranged on the site and used for unlocking the field device, and the unlocking operation can be performed after the wireless converter supplies power. The online lockset is divided into an outdoor F3 mechanical coded lock and an indoor electric control lock, and an operator is allowed to unlock after power is supplied. The field device has a device operating mechanism for controlled down-conversion of the operating state of the device. The equipment state detection device is in communication connection with the background monitoring host and is used for collecting the working state information of the field equipment and providing the working state information for the background monitoring host.
Referring to fig. 2, the control method of the error prevention system based on wireless unlocking includes the following steps:
step 1: an operation ticket is opened, and an operation ticket which accords with the national electric network company safety management regulation for preventing electric misoperation of the electric network is opened through an anti-misoperation host based on a graph mode, and meanwhile, the operation is executed;
step 2: the operation application comprises the steps that an operator inserts a mobile power supply into a corresponding wireless converter, after the wireless converter is started, the wireless converter is communicated with an error-proof host in real time through a wireless network, the error-proof host checks whether the address of the wireless converter is matched with the information of the current operation step of an operation ticket, after checking, an unlocking permission command is sent, and otherwise, an unlocking impermissible command is sent;
step 3: the operation device is used for supplying power to the corresponding online lockset after the wireless converter receives the unlocking permission command, at the moment, the online lockset is permitted to be unlocked, and the corresponding field device of the online lockset is permitted to be operated; the wireless converter collects the unlocking state of the online lockset and feeds back the unlocking state to the error-proof host, and the equipment state detection device detects the working state of the field equipment and feeds back the working state to the background monitoring host;
step 4: after the operation of the field device corresponding to the online lockset is completed, locking the online lockset, and collecting the locking state of the online lockset by the wireless converter and feeding back the locking state to the error-preventing host;
step 5: the error prevention host judges whether the current step is finished according to the received locking state information of the online lockset and the working state of the field device obtained from the background monitoring host, if so, the error prevention host sends an ending command of the operation step to the wireless converter, otherwise, the step 2 is returned;
step 6: and (3) ending and powering off the operation, disconnecting the lockset power supply after the wireless converter receives the ending command, ending the current operation step and prompting that the mobile power supply can be removed.
The above embodiment is only a preferred embodiment of the present application, and may be further changed in practical application, but is not limited to the above embodiment, and should be considered as the scope of the disclosure of the present application based on the substitution of equivalent technical features of the inventive subject matter and not inventive labor.
Claims (5)
1. An error prevention system based on a wireless unlocking mode is characterized in that: the system comprises an error-proof host, a wireless network, a wireless converter, a mobile power supply, an online lockset, a device state detection device and a background monitoring host; an operator inserts a mobile power supply into a corresponding wireless converter, and after the wireless converter is started, the error-preventing host is in communication connection with the wireless converter through a wireless network; the wireless converter controls the power supply and the power failure of the mobile power supply to the online lockset according to the unlocking permission command or the unlocking impermissible command issued by the error-proof host; the device state detection device detects the working state of the field device, and is in communication connection with a background monitoring host which is in communication connection with an error prevention host;
the control method of the error prevention system in the wireless unlocking mode comprises the following steps:
step 1: the error prevention host generates an operation ticket according to the billing information and executes the operation at the same time;
step 2: the mobile power supply is in butt joint with the corresponding wireless converter, after the wireless converter is started, address information is sent to the error-proof host through the wireless network, the error-proof host checks whether the address of the wireless converter is matched with the information of the current operation step of the operation ticket, after checking, an unlocking-allowed command is sent, and otherwise, an unlocking-disallowed command is sent;
step 3: after receiving the unlocking permission command, the wireless converter supplies power to the corresponding online lockset, so that the online lockset is permitted to be unlocked, and the corresponding field device of the online lockset is permitted to be operated; the wireless converter collects the unlocking state of the online lockset and feeds back the unlocking state to the error-proof host, and the equipment state detection device detects the working state of the field equipment and feeds back the working state to the background monitoring host;
step 4: after the operation of the field device is finished, locking the online lockset, and collecting the locking state of the online lockset by the wireless converter and feeding back the locking state to the error-preventing host;
step 5: the error prevention host judges whether the current step is finished according to the received locking state information of the online lockset and the working state of the field device obtained from the background monitoring host, if so, the error prevention host sends an ending command of the operation step to the wireless converter, otherwise, the step 2 is returned;
step 6: after receiving the end command, the wireless converter turns off the lock power supply to end the current operation step;
in the process from step 2 to step 5, the wireless converter prompts that the mobile power supply is not allowed to be removed; in the step 6, the wireless converter prompts that the mobile power supply can be removed.
2. The error protection system based on a wireless unlocking mode according to claim 1, wherein: the wireless converter comprises a communication unit, an address storage unit, a lock state acquisition unit, a power supply access unit and a lock power supply control unit; the lock state acquisition unit is used for acquiring the state information of the online lock corresponding to the wireless converter; the power supply access unit is used for being in butt joint with the mobile power supply and providing working power supply for the wireless converter; the communication unit performs real-time information interaction with the error prevention host after the wireless converter is electrified, sends address information of the wireless converter to the error prevention host, acquires an operation instruction issued by the error prevention host, and returns lock state information in real time; the lock power supply control unit is used for supplying power or cutting off power to the online lock according to the operation instruction.
3. The error protection system based on the wireless unlocking mode according to claim 2, wherein: the wireless converter further comprises a mobile power supply warning unit for prompting that the mobile power supply can be removed after receiving the end command of the current operation step issued by the error prevention host, otherwise prompting that the mobile power supply is not allowed to be removed.
4. The error protection system based on a wireless unlocking mode according to claim 1, wherein: the online lockset is divided into an outdoor F3 mechanical coded lock and an indoor electric control lock.
5. The error protection system based on the wireless unlocking mode according to claim 4, wherein: the wireless converter comprises an indoor wireless converter and an outdoor wireless converter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610489441.1A CN106655484B (en) | 2016-06-28 | 2016-06-28 | Error preventing system based on wireless unlocking mode and control method thereof |
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| CN201610489441.1A CN106655484B (en) | 2016-06-28 | 2016-06-28 | Error preventing system based on wireless unlocking mode and control method thereof |
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| CN106655484B true CN106655484B (en) | 2023-10-13 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107436567A (en) * | 2017-08-17 | 2017-12-05 | 长园共创电力安全技术股份有限公司 | The anti-error system and anti-misoperation method of a kind of industrial flow |
| CN109166209A (en) * | 2018-08-09 | 2019-01-08 | 国家电网有限公司 | A kind of online five anti-intelligent lock system |
| CN112803591B (en) * | 2021-01-07 | 2023-03-17 | 国网湖北省电力有限公司宜昌供电公司 | Mobile power distribution device and power distribution method for anti-misoperation device of transformer substation |
| US12047385B2 (en) | 2022-05-09 | 2024-07-23 | T-Mobile Usa, Inc. | Interoperable unlocking technology for wireless devices |
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