CN-121986398-A - Battery transport device and control method thereof

Abstract

The present disclosure relates to a battery transportation device and a control method thereof, the battery transportation device including a bracket, a front surface and a rear surface of which include a first inlet and a second inlet, respectively, in which an accommodating space accommodating a battery cell is formed, a first traveling part that moves the bracket in a left-right direction of the bracket, a second traveling part that moves the bracket in an up-down direction of the bracket, a transfer part that introduces or withdraws the battery cell through the first inlet and the second inlet, and a fire extinguishing part that sprays a non-combustible gas or a solid aerosol to the accommodating space based on whether the battery cell accommodated in the accommodating space is in a fire.

Inventors

• Zhao Xuanzhe
• Jin Zhendai
• Cui Ganghe
• Qiu Dongye

Assignees

• SK新能源株式会社

Dates

Publication Date

20260505

Application Date

20241004

Priority Date

20231006

Claims (20)

1. 1. A battery transportation device, comprising: the front surface and the rear surface of the bracket respectively comprise a first throwing port and a second throwing port, and an accommodating space for accommodating the battery cell is formed inside the bracket; a first travel unit that moves the carriage in a left-right direction of the carriage; a second traveling unit that moves the carriage in the up-down direction of the carriage; a transfer part for introducing or extracting the battery cell through the first inlet and the second inlet, and And a fire extinguishing unit that ejects a nonflammable gas or a solid aerosol into the accommodation space based on whether or not the battery cell accommodated in the accommodation space has a fire.
2. 2. The battery transportation device according to claim 1, wherein, The fire extinguishing unit includes: A tank portion that stores the non-combustible gas or the solid aerosol; a nozzle part which is positioned on the inner side surface of the accommodation space and sprays the incombustible gas or the solid aerosol stored in the tank part to the accommodation space, and And a pipe portion connecting the tank portion and the nozzle portion.
3. 3. The battery transportation device of claim 2, further comprising: A through hole penetrating one surface of the bracket, The pipe portion is inserted into the through hole to connect the nozzle portion and the can portion.
4. 4. The battery transportation device according to claim 3, wherein, At least a portion of the canister portion is located outside of the bracket.
5. 5. The battery transportation device according to any one of claims 1 to 4, wherein, The bracket includes: A front surface of a bracket, including the first input port and forming a front surface of the bracket; a carriage rear surface including the second input port; A bracket side surface located at both sides of the receiving space and connecting the bracket front surface and the bracket rear surface, and A bracket upper surface located at an upper portion of the receiving space and connecting the bracket front surface, the bracket rear surface and the bracket side surface, The fire extinguishing portion is located on at least one of the side of the bracket or the upper surface of the bracket.
6. 6. The battery transportation device according to any one of claims 1 to 4, wherein, The fire extinguishing part is provided with a plurality of fire extinguishing parts.
7. 7. The battery transportation device according to any one of claims 1 to 4, further comprising: A fire sensing part located at an inner side surface of the receiving space for sensing whether the battery cell received in the receiving space is in a fire, and And a control unit that controls the first travel unit, the second travel unit, the transfer unit, the fire extinguishing unit, and the fire sensing unit.
8. 8. The battery transportation device according to claim 7, wherein, The fire sensing part includes a smoke sensing sensor for sensing smoke of the accommodating space.
9. 9. The battery transportation device according to claim 7, wherein, The fire sensing part includes a temperature sensor for sensing a temperature of the accommodating space.
10. 10. The battery transportation device according to claim 7, wherein, The fire sensing part includes a camera for photographing the battery cell.
11. 11. The battery transportation device according to claim 7, wherein, The control unit controls the fire extinguishing unit to eject the incombustible gas or the solid aerosol to the accommodation space based on whether or not the battery cell has a fire.
12. 12. The battery transportation device according to any one of claims 1 to 4, wherein, The fire extinguishing part includes a first fire extinguishing part spraying the non-combustible gas or the solid aerosol through an upper surface of the accommodating space.
13. 13. The battery transportation device of claim 12, wherein, The fire extinguishing part further includes a second fire extinguishing part spraying the non-combustible gas or solid aerosol through at least one side of the accommodation space.
14. 14. The battery transportation device of claim 13, wherein, The first fire extinguishing part and the second fire extinguishing part are respectively provided with a plurality of fire extinguishing parts.
15. 15. The battery transportation device of claim 14, wherein, The plurality of first extinguishing parts start to spray the non-combustible gas or the solid aerosol within a preset first spraying start time.
16. 16. The battery transportation device of claim 15, wherein, And after the first injection start time passes, the plurality of second fire extinguishing parts start to inject the non-combustible gas or the solid aerosol within a preset second injection start time.
17. 17. The battery transportation device according to any one of claims 15 and 16, wherein, The plurality of second extinguishing parts start to spray the incombustible gas or the solid aerosol during the movement of the first traveling part or the second traveling part.
18. 18. A control method of a battery transportation device including a carriage having a front surface and a rear surface respectively including a first inlet and a second inlet, an accommodating space being formed inside, and a first traveling portion and a second traveling portion for moving the carriage in a left-right direction and an up-down direction of the carriage, the control method comprising the steps of: Sensing whether a fire occurs in the battery cell accommodated in the accommodating space by a fire sensing part positioned at an inner side surface of the accommodating space; Closing the first and second inlets when the fire is sensed by the fire sensing part, and When the fire occurrence of the battery cell is sensed by the fire sensing part, a fire extinguishing part supplying a non-combustible gas or a solid aerosol to the accommodating space is driven to spray the non-combustible gas or the solid aerosol to the accommodating space.
19. 19. The control method of a battery transportation apparatus according to claim 18, wherein, The step of injecting the incombustible gas or the solid aerosol into the accommodating space through the extinguishing portion includes the steps of: causing a first fire extinguishing portion of the fire extinguishing portions to eject from an upper portion of the accommodation space toward the accommodation space, that is, toward a lower portion of the accommodation space, and And spraying a second fire extinguishing part in the fire extinguishing parts, wherein the second fire extinguishing part sprays from at least one side surface of the accommodating space towards the accommodating space.
20. 20. The control method of a battery transportation apparatus according to any one of claims 18 and 19, wherein, The step of causing the second extinguishing portion to eject is performed after the step of causing the first extinguishing portion to eject.

Description

Battery transport device and control method thereof Technical Field The present disclosure relates to a battery transportation device for transporting battery cells and a control method thereof. And more particularly, to a battery transportation apparatus for transporting a power core in response to a fire and a control method thereof. Background The manufacturing process of the lithium ion battery is generally composed of an electrode manufacturing process, a battery manufacturing process, and a formation process. The formation process, which is performed during a predetermined storage period, may cause fire and explosion accidents during storage in the formation process, consists of a charge/discharge process for imparting electrical characteristics to the battery cells and checking discharge capacity, an aging process for sufficiently dispersing the electrolyte to manufacture an optimal state, and a process for screening defective batteries in which foreign matters are mixed. On the other hand, in order to move the manufactured battery cells to the charge and discharge device and/or the aging device, a battery transport device such as a stacker (STACKER CRANE) may be used. Therefore, in order to cope with a fire occurring in the transportation of the battery cells, the battery transportation device needs a fire extinguishing device capable of preventing the spread of the fire, minimizing the damage of the battery transportation device, and effectively extinguishing the fire. Disclosure of Invention First, the technical problem to be solved According to one aspect of the present disclosure, a technical problem to be solved is to effectively block a fire-occurring cell from the outside when the fire occurs in transportation of the cell. According to another aspect of the present disclosure, a technical problem to be solved is to prevent the fire extinguishing agent from being scattered unnecessarily to the outside when the fire extinguishing agent is sprayed. According to another aspect of the present disclosure, a technical problem to be solved is to allow the sprayed fire extinguishing agent to effectively penetrate between the stacked cells. According to still another aspect of the present disclosure, the technical problem to be solved is to prevent the sprayed fire extinguishing agent from contaminating the cell transportation device and external facilities. According to still another aspect of the present disclosure, a technical problem to be solved is to prevent malfunction of other fire-fighting devices due to sprayed fire extinguishing agent. According to yet another aspect of the present disclosure, a technical problem to be solved is to provide a fire extinguishing agent having excellent cooling performance. According to still another aspect of the present disclosure, a technical problem to be solved is to prevent a secondary fire from occurring when the bracket is opened after the fire. According to still another aspect of the present disclosure, the technical problem to be solved is to improve the stability of the cell manufacturing process and to ensure the stability of the battery transportation device. On the other hand, the battery cells manufactured using the battery transportation device according to the present disclosure may be widely applied in the Green Technology (Green Technology) fields of electric vehicles (ELECTRIC VEHICLE), battery charging stations (Battery Charging Station), energy storage systems (Energy Storage System, ESS), and other solar Power generation (Photovoltaics) using batteries, wind Power generation (Wind Power), and the like. Also, the battery cell manufactured using the battery transport apparatus according to the present disclosure may be used in environmental protection (mobile) tools (mobile) including electric vehicles and Hybrid (Hybrid) vehicles, etc., which prevent climate change by suppressing atmospheric pollution and greenhouse gas emission. (II) technical scheme On the other hand, the battery transportation device according to the present disclosure includes a carriage having a front surface and a rear surface respectively including a first inlet and a second inlet, in which an accommodation space accommodating a battery cell is formed, a first traveling part moving the carriage in a left-right direction of the carriage, a second traveling part moving the carriage in an up-down direction of the carriage, a transfer part introducing or extracting the battery cell through the first inlet and the second inlet, and a fire extinguishing part injecting a nonflammable gas or a solid aerosol into the accommodation space based on whether or not the battery cell accommodated in the accommodation space is in a fire. In addition, the fire extinguishing part may include a tank part to supply the non-combustible gas or the solid aerosol, a nozzle part located at an inner side surface of the accommodating space and spraying the non-combustible gas or the solid aero