CN118953098A - 320kW DC charging station - Google Patents
320kW DC charging station Download PDFInfo
- Publication number
- CN118953098A CN118953098A CN202411342303.1A CN202411342303A CN118953098A CN 118953098 A CN118953098 A CN 118953098A CN 202411342303 A CN202411342303 A CN 202411342303A CN 118953098 A CN118953098 A CN 118953098A
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- CN
- China
- Prior art keywords
- charging
- electrically connected
- gun
- charging pile
- pile body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/11—DC charging controlled by the charging station, e.g. mode 4
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
本发明提供了一种320千瓦直流充电桩，涉及充电桩技术领域，该种320千瓦直流充电桩，包括充电桩桩体，A充电枪和B充电枪分别与四块具有40千瓦的充电元件电连接，即A充电枪和B充电枪的功率分别为160千瓦，A充电枪和B充电枪可以单独为电动汽车充电，也可以一起为充电汽车充电，增加了充电枪的使用范围，提高了充电效率。以及本发明的充电桩桩体内具有控制系统，充电信息识别模块识别充电信息，并且将充电信息传递给充电控制模块，充电控制模块获得充电信息后，进而控制充电元件为A充电枪和B充电枪充电，由于充电信息识别模块的存在，用户轻松充电，提高了直流充电桩的使用效率，同时也提高了用户的体验感。
The present invention provides a 320 kW DC charging pile, which relates to the technical field of charging piles. The 320 kW DC charging pile includes a charging pile body, and charging guns A and B are electrically connected to four charging elements with 40 kW, that is, the power of charging guns A and B is 160 kW, respectively. Charging guns A and B can charge electric vehicles separately or together, which increases the use range of charging guns and improves charging efficiency. The charging pile body of the present invention has a control system, and a charging information identification module identifies charging information and transmits the charging information to a charging control module. After the charging control module obtains the charging information, it controls the charging elements to charge charging guns A and B. Due to the existence of the charging information identification module, users can charge easily, which improves the use efficiency of the DC charging pile and also improves the user experience.
Description
Technical Field
The invention relates to the technical field of charging piles, in particular to a 320 kilowatt direct current charging pile.
Background
The charging pile is similar to an oiling machine in a gas station, can be fixed on the ground or a wall, is installed in public buildings (public buildings, malls, public parking lots and the like) and parking lots or charging stations in residential areas, and can charge electric automobiles of various types according to different voltage levels; the input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile.
However, the existing direct current charging pile in the market only provides a charging gun, the maximum charging power is smaller, the use of users is inconvenient, and the charging efficiency is affected.
Disclosure of Invention
In view of the above, the present invention aims to provide a 320 kw dc charging pile, so as to solve the technical problems that the dc charging pile adopted in the prior art only provides a charging gun, the maximum charging power is smaller, the charging efficiency is affected, and the user experience is poor.
In order to achieve the above purpose, the invention provides a 320 kilowatt direct current charging pile, which comprises a charging pile body, wherein an A charging gun and a B charging gun are arranged on the charging pile body, eight charging elements are arranged in the charging pile body, the power of each charging element is 40 kilowatts, the A charging gun is electrically connected with four charging elements, the four charging elements are connected in series, the B charging gun is electrically connected with the other four charging elements, and the four charging elements are also connected in series;
The charging pile body is internally provided with a control system, the control system comprises a charging control module, the charging pile body is provided with a charging information identification module, the charging information identification module is electrically connected with the charging control module, and the charging control module is electrically connected with eight charging elements.
Optionally, still be equipped with first direct current contactor and second direct current contactor in the electric pile stake body, first direct current contactor simultaneously with the A charge rifle with the charging element electricity of A charge rifle, the second direct current contactor simultaneously with B charge rifle with the charging element electricity of B charge rifle is connected.
Optionally, a sudden stop button is arranged on the charging pile body, the control system further comprises a sudden stop control module, and the sudden stop control module is electrically connected with the sudden stop button, the first direct current contactor and/or the second direct current contactor at the same time.
Optionally, the first direct current contactor includes two, is located respectively on the positive pole circuit and the negative pole circuit of the rifle that charges of A, be equipped with first fuse on the positive pole circuit of the rifle that charges of A, be equipped with first shunt on the negative pole circuit of the rifle that charges of A.
Optionally, the second direct current contactor includes two, is located respectively on the positive pole circuit and the negative pole circuit of B rifle that charges, be equipped with the second fuse on the positive pole circuit of B rifle that charges, be equipped with the second shunt on the negative pole circuit of B rifle that charges.
Optionally, the electric energy meter is further arranged in the charging pile body, and the electric energy meter is electrically connected with the first current divider and the second current divider at the same time.
Optionally, be equipped with the display screen on the electric pile body that fills, the information identification module that charges is established on the display screen, control system includes the display control module, the electric energy meter simultaneously with the display screen with the display control module electricity is connected.
Optionally, a molded case circuit breaker is arranged in the charging pile body, and the molded case circuit breaker is arranged on the power supply circuit of the charging element and is electrically connected with the charging element.
Optionally, the intelligent power supply further comprises a plurality of 150 watt switching power supplies and 350 watt switching power supplies, wherein the 150 watt switching power supplies are electrically connected with the control system and used for supplying power to the control system, and the 350 watt switching power supplies are electrically connected with the time control switch and the intermediate relay and used for supplying power to the time control switch and the intermediate relay.
Optionally, install lamp area and aviation baffle on the pile body that fills, time control switch with the lamp is connected with electricity, the aviation baffle is located fill on the both sides lateral wall of pile body.
The 320 kilowatt direct current charging pile provided by the invention has the following technical effects:
The 320 kilowatt direct current charging pile comprises a charging pile body, wherein an A charging gun and a B charging gun are arranged on the charging pile body, the A charging gun and the B charging gun are respectively and electrically connected with four charging elements with 40 kilowatts, namely, the power of the A charging gun and the power of the B charging gun are 160 kilowatts respectively, and the A charging gun and the B charging gun can be used for independently charging an electric automobile or can be used for charging the electric automobile together, so that the application range of the charging gun is increased, and the charging efficiency is improved.
The charging pile body is internally provided with the control system, the control system comprises the charging control module, the charging pile body is provided with the charging information identification module, the charging information identification module is electrically connected with the charging control module, the charging control module is electrically connected with the charging element at the same time, the charging information identification module identifies the charging information and transmits the charging information to the charging control module, and after the charging information is obtained by the charging control module, the charging element is further controlled to charge the charging gun A and the charging gun B.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a 320 kilowatt DC charging pile according to the present invention;
FIG. 2 is a front view of the 320 kilowatt dc charging stake of FIG. 1;
FIG. 3 is a side view of the 320 kilowatt DC charging stake of FIG. 1;
FIG. 4 is an internal construction view of the 320 kw dc charging pile of FIG. 1;
FIG. 5 is a mounting block diagram of the DC contactor of the 320 kW DC charging pile of FIG. 1;
Fig. 6 is a control flow diagram of the 320 kw dc charging pile of fig. 1.
Wherein, fig. 1-6:
1. A housing; 11. a charging gun; 12. b, charging gun; 13. a charging element; 14. a display screen; 15. an emergency stop button; 16. a 150W switching power supply; 17. a 350W switching power supply; 18. an air deflector; 19. a connection terminal;
21. A first dc contactor; 22. a second dc contactor; 23. a copper bar;
31. a first fuse; 32. a second fuse;
41. A first shunt; 42. a second splitter; 43. an electric energy meter;
5. a leakage protector; 6. a five-hole socket; 7. a time-controlled switch; 8. an intermediate relay; 9. and a control system.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Because the direct current charging pile only provides one charging gun in the prior art, the maximum charging power is smaller, and the charging efficiency is influenced due to inconvenient use of users.
A preferred embodiment of the 320 kw dc charging pile of the invention is described in detail below with reference to specific figures 1-6.
As shown in fig. 1-5, a structural schematic diagram of a preferred embodiment of the 320 kw dc charging pile according to the present invention is shown, and the 320 kw dc charging pile includes a charging pile body, i.e. a charging pile commonly used in the prior art, which has a casing 1, and various components are provided in the casing 1.
Compared with the traditional charging pile body only provided with one charging gun, the charging pile body provided by the invention has the advantages that the charging gun 11A and the charging gun 12B are simultaneously arranged on the shell 1 of the charging pile body, the charging gun 11A and the charging gun 12B are distributed on two sides of the shell 1 left and right, the charging gun 11A and the charging gun 12B can be independently used or used together, when being independently used, two electric vehicles can be charged simultaneously, and when being used together, two charging ports on the same electric vehicle can be charged simultaneously, so that the use efficiency of the charging gun is improved.
In order to supply power to the charging gun 11a and the charging gun 12B, eight charging elements 13 are arranged in the shell 1, the power of each charging element 13 is 40 kw, the charging gun 11a is electrically connected with four charging elements 13, the four charging elements 13 are connected in series, the charging gun 12B is electrically connected with the other four charging elements 13, the four charging elements 13 are also connected in series, namely, the charging gun 11a and the charging gun 12B are respectively charged through the charging elements 13 connected in series.
In addition, a control system 9 is further disposed in the housing 1 of the present embodiment, as shown in fig. 6, the control system 9 includes a charging control module, a charging information identification module is disposed on the charging pile body, the charging information identification module is electrically connected with the charging control module, and the charging control module is electrically connected with eight charging elements 13.
The charging information identification module identifies the charging information of the user and transmits the charging information to the charging control module, and the charging control module controls the charging element 13 to charge the charging gun 11A or the charging gun 12B after receiving the instruction of the charging information identification module.
It should be noted that, as shown in fig. 6, the charging information identifying module of this embodiment is preferably a two-dimensional code, the two-dimensional code is electrically connected with the charging control module, the charging control module is electrically connected with the display screen 14 on the housing 1, that is, the user scans the two-dimensional code, then sends information to the charging control module, the charging control module processes signals, and the signals are displayed through the display screen 14, so that the user observes the charging condition of the electric vehicle through the display screen 14, and the experience of the user is improved.
The display module is herein the display 14.
As shown in fig. 4, the housing 1 is further provided with a first dc contactor 21 and a second dc contactor 22, where the first dc contactor 21 is electrically connected to the a charging gun 11 and the charging element 13 of the a charging gun 11 at the same time, that is, the first dc contactor 21 includes two dc contactors, which are respectively located on the positive circuit and the negative circuit of the a charging gun 11; the second dc contactor 22 is electrically connected to the B charging gun 12 and the charging element 13 of the B charging gun 12, and similarly, the second dc contactor 22 includes two dc contactors, which are respectively disposed on the positive electrode circuit and the negative electrode circuit of the B charging gun 12.
As shown in fig. 1, the housing 1 is provided with a scram button 15, and the control system 9 further includes a scram control module electrically connected to the scram button 15, the first dc contactor 21, and/or the second dc contactor 22.
In the charging process, when the emergency stop button 15 is pressed and the charging is abnormal, the first direct current contactor 21 is disconnected with the charging gun 11A, and the second direct current contactor 22 is disconnected with the charging gun 12B, so that the charging port of the electric automobile is disconnected with the charging gun 11A and the charging gun 12B, and the charging is stopped, and the protection effect on components in the charging pile is achieved.
Referring to fig. 5, a first fuse 31 is provided on the positive electrode circuit of the a charging gun 11, and a second fuse 32 is provided on the positive electrode circuit of the b charging gun 12, and when the charging current exceeds the maximum current, the first fuse 31 and the second fuse 32 fuse the internal fuse, thereby protecting the circuit.
With continued reference to fig. 5 and 6, the negative electrode circuit of the charging gun 11 a is provided with a first current divider 41, the negative electrode circuit of the charging gun 12 b is provided with a second current divider 42, the casing 1 is also provided with an electric energy meter 43, and the electric energy meter 43 is electrically connected with the first current divider 41 and the second current divider 42.
As shown in fig. 1-3 and 6, the housing 1 is provided with a display screen 14, and the control system 9 includes a display control module, and the electric energy meter 43 is electrically connected to both the display screen 14 and the display control module.
The first current divider 41 detects the current on the power supply circuit of the charging gun 11A, transmits a current signal to the display control module, and the display control module processes the signal and displays the signal through the display screen 14; similarly, the second shunt 42 detects the current on the power supply circuit of the B-charging gun 12, and transmits the current signal to the display control module, which processes the signal and then displays it on the display 14.
In addition, a plastic shell breaker is arranged in the shell 1, the plastic shell breaker is arranged on a power supply circuit of the charging element 13 and is electrically connected with the charging element 13, and the plastic shell breaker adopts a three-phase power inlet switch to play a role in protection.
As shown in fig. 4, the power supply further comprises a plurality of 150 watt switching power supplies and 350 watt switching power supplies, the embodiment comprises one 150 watt switching power supply and two 350 watt switching power supplies, the 150 watt switching power supplies are electrically connected with the control system 9 and are used for supplying power to the control system 9, and the 350 watt switching power supplies are electrically connected with the fan, the time control switch 7 and the intermediate relay 8 and are used for supplying power to the fan, the time control switch 7 and the intermediate relay 8.
The shell 1 is also internally provided with a fan, and the fan is powered by a 220V power supply.
And install lamp area and aviation baffle 18 on the casing 1, time switch 7 installs in casing 1, and the lamp area is installed in the casing 1 outside, and time switch 7 is connected with the lamp is electrified, and the lamp area is opened and close through the control of time switch 7 control, usually at night the lamp area.
The air deflectors 18 of the present embodiment are located on both side walls of the housing 1 for dissipating heat sucked by the blower.
The direct current charging pile of the invention operates in the following three working states:
(1) Standby state
The power supply circuit is conducted, three-phase power supplies power to the charging element 13 through the molded case circuit breaker, the charging element 13 is in a standby state at the moment, 220V supplies power to the five-hole socket 6, the electric energy meter 43, the 150W switching power supply 16 and the 350W switching power supply 17 through the leakage protector 5, the 150W switching power supply 15 supplies power to the control system 9, and the 350W switching power supply 17 supplies power to the time control switch 7 and the intermediate relay 8; when 220V power supply leaks electricity or fails, the leakage protector 5 is opened, the circuit is protected, and the leakage protector 5 is in a closed state at the moment; the five-hole socket 6 is used for construction or test electricity taking; the electric energy meter 43 charges to measure the charge quantity, and the electric energy meter 43 is in a power supply state but does not work at the moment; the time control switch 7 is provided with a switch for controlling the lamp strip at regular time, and the time control switch 7 is opened in daytime and closed at night; the intermediate relay 8 controls the fan switch and the auxiliary voltage at the vehicle end to supply power, the intermediate relay 8 is in a closed state at the moment, the first direct current contactor 21 and the second direct current contactor 22 control the opening and closing of the direct current charging loop, and the first direct current contactor 21 and the second direct current contactor 22 are in an open state at the moment; a first fuse 31 and a second fuse 32 for fusing the internal fuse when the charging current exceeds the maximum current, protecting the circuit; a first shunt 41 and a second shunt 42 that detect a charging current; the wiring terminal 19 and the copper bar 23 are physically connected, current is conducted, the insulator plays an insulating protection role, the display screen 14 is in a standby state at the moment, and the scram button 15 is in an off state at the moment. ;
(2) State of charge
The user inserts a gun to sweep a code to start charging, at the moment, the intermediate relay 8 is closed, the fan starts to work, the 350W switching power supply 17 supplies power to the vehicle-end auxiliary power supply, after the control system 9 and the vehicle-end communication are successful, the first direct current contactor 21 and the second direct current contactor 22 are closed, charging starts, and the charging element 13 starts to work; the electric energy meter 43 detects a charging current through the first current divider 41 and the second current divider 42, and the electric energy meter 43 detects a charging voltage; the current passes through the first fuse 31 and the second fuse 32, and the fuses play a role in protection; at this time, the charging is normal, when the charging is finished, the first direct current contactor 21 and the second direct current contactor 22 are disconnected, the fan stops working within a certain time, the standby state is recovered after the heat dissipation of the charging element 13 is finished, the electric energy meter 43 is standby, and the display screen 14 is standby, so that the charging process is a complete charging process;
(3) Fault state
If a fault occurs in the charging process, the emergency stop button 15 above the right door can be pressed to be closed, at the moment, the first direct current contactor 21 and the second direct current contactor 22 are disconnected, the charging is finished, the fault of the emergency stop button 15 is displayed on the display screen 14, the charging cannot be performed at the moment, after the fault is detected by the power failure, the emergency stop button 15 is rotated rightward to enable the emergency stop button 15 to be sprung upwards, at the moment, the emergency stop button 15 is in a disconnected state, and the charging pile is in a standby state and can be charged normally.
In the description of the present invention, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The 320 kilowatt direct current charging pile is characterized by comprising a charging pile body, wherein an A charging gun and a B charging gun are arranged on the charging pile body, eight charging elements are arranged in the charging pile body, the power of each charging element is 40 kilowatts, the A charging gun is electrically connected with four charging elements, the four charging elements are connected in series, the B charging gun is electrically connected with the other four charging elements, and the four charging elements are also connected in series;
The charging pile body is internally provided with a control system, the control system comprises a charging control module, the charging pile body is provided with a charging information identification module, the charging information identification module is electrically connected with the charging control module, and the charging control module is electrically connected with eight charging elements.
2. The 320 kw dc charging pile of claim 1, wherein the charging pile body is further provided with a first dc contactor and a second dc contactor, the first dc contactor being electrically connected to the charging elements of the a charging gun and the a charging gun at the same time, and the second dc contactor being electrically connected to the charging elements of the B charging gun and the B charging gun at the same time.
3. The 320 kw dc charging pile of claim 2, wherein a scram button is provided on the charging pile body, and the control system further comprises a scram control module electrically connected to the scram button, the first dc contactor and/or the second dc contactor simultaneously.
4. The 320 kw dc charging stake of claim 2, wherein the first dc contactor comprises two dc contactors disposed on the positive and negative circuits of the a charging gun, respectively, a first fuse disposed on the positive circuit of the a charging gun, and a first current divider disposed on the negative circuit of the a charging gun.
5. The 320 kw dc charging stake of claim 4, wherein the second dc contactor comprises two, one on each of the positive and negative circuits of the B charging gun, a second fuse on the positive circuit of the B charging gun and a second current divider on the negative circuit of the B charging gun.
6. The 320 kw dc charging pile of claim 5, wherein an electric energy meter is further provided in the charging pile body, and the electric energy meter is electrically connected to the first current divider and the second current divider at the same time.
7. The 320 kw dc charging pile of claim 6 wherein said charging pile body is provided with a display screen, said charging information identification module is provided on said display screen, said control system comprises a display control module, and said electric energy meter is electrically connected to said display screen and said display control module simultaneously.
8. The 320 kw dc charging pile of claim 1, wherein a molded case circuit breaker is provided in the pile body, and the molded case circuit breaker is provided on the power supply circuit of the charging element and electrically connected to the charging element.
9. The 320 kw dc charging pile of claim 1, further comprising a plurality of 150 w switching power supplies and 350 w switching power supplies, said 150 w switching power supplies electrically connected to said control system for powering said control system, said 350 w switching power supplies electrically connected to said time control switch and said intermediate relay for powering said time control switch and said intermediate relay.
10. The 320 kw dc charging pile of claim 9 wherein a light strip and air deflectors are mounted on the charging pile body, the time switch is electrically connected to the light strip, and the air deflectors are located on the side walls of the charging pile body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411342303.1A CN118953098A (en) | 2024-09-25 | 2024-09-25 | 320kW DC charging station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411342303.1A CN118953098A (en) | 2024-09-25 | 2024-09-25 | 320kW DC charging station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118953098A true CN118953098A (en) | 2024-11-15 |
Family
ID=93394615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411342303.1A Withdrawn CN118953098A (en) | 2024-09-25 | 2024-09-25 | 320kW DC charging station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118953098A (en) |
-
2024
- 2024-09-25 CN CN202411342303.1A patent/CN118953098A/en not_active Withdrawn
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Application publication date: 20241115 |