Cooling module for electric energy storage unit group and electric energy management system thereof

A technology for electric energy storage and cooling modules, which is applied in the direction of electric energy storage systems, electrical components, battery circuit devices, etc., and can solve the problem of affecting the service life and normal working state of electric energy storage units, the inability to quickly assemble and disassemble electric energy storage units, and poor cooling effect and other problems, to achieve the effect of improving the cooling effect, fast loading and unloading, and fast cooling speed

Pending Publication Date: 2022-05-13

JIANGSU GENTURE ELECTRONICS INFORMATION SERVICE CO LTD

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AI-Extracted Technical Summary

Problems solved by technology

The cooling effect of the existing electric energy storage equipment is not good, which affects the service life and normal working state of the electric energy storage unit; and th...

Method used

Step 3, refrigerating element energizes and starts, and refrigerating plate 17 absorbs heat and cools the coolant in the water-cooled box 15, and radiating plate 18 begins to release heat, and radiating fan 22 starts to improve the heat dissipation of radiating plate 18 by radiating fin 19 simultaneously efficiency;

Wherein, battery pop-up assembly comprises push plate 8, and the bottom of push plate 8 is fixedly connected with an end of a plurality of stage clips-9, and the other end of a plurality of stage clips-9 is fixedly connected in the bottom end of battery setting groove 3; The fixed assembly includes a fixed block 10, the top of the outer end of the fixed block 10 is an arc structure, the fixed block 10 is slidably connected to the accommodating groove 5, and the inner end of the fixed block 10 is fixedly connected with one end of the stage clip 11, and the stage clip 11 The other end of the fixed block 10 is fixedly connected to the inner wall of the accommodating groove 5; the top of the housing 2 is provided with a sliding hole 12, the sliding hole 12 communicates with the accommodating groove 5, and the upper end of the fixing block 10 is fixedly connected with a pull rod 23, and the pull rod 23 runs through the Sliding hole 12: By setting the battery pop-up assembly and fixing assembly, the electric energy storage unit 1 can be quickly loaded and unloaded, so that the staff can repair and replace the electric energy storage unit 1 .

Wherein, the cold end of cooling element is provided with a plurality of refrigerating plates 17, and a plurality of refrigerating plates 17 are fixedly connected on the inner wall surface of water-cooled box 15, and the hot end of cooling element is provided with radiating plate 18, and radiating plate 18 is fixedly connected in The surface of the outer wall of the water-cooled box 15 and the surface of the radiator plate 18 are fixedly connected with a plurality of cooling fins 19; the cooling liquid in the...

Abstract

The invention discloses a cooling module for an electric energy storage unit group and an electric energy management system thereof, which comprises a plurality of electric energy storage units and is characterized by further comprising a shell, the surface of the shell is provided with a cooling chamber and a plurality of battery arrangement grooves, and the electric energy storage units are detachably and fixedly connected in the battery arrangement grooves. A battery pop-up assembly is arranged at the bottom of the battery arrangement groove, a containing groove is formed in the upper portion of one side wall of the battery arrangement groove, a fixing assembly is arranged in the containing groove, a fixing frame is fixedly connected to the exterior of the electric energy storage unit, and a fixing groove matched with the fixing assembly is formed in the side wall of the fixing frame. Water cooling assemblies are fixedly connected to the inner walls of the two sides of the battery arrangement groove, and the water cooling assemblies are connected with a water cooling system; by arranging the water cooling system and the water cooling pipe, a good cooling effect can be achieved, the heat dissipation efficiency of the electric energy storage unit is guaranteed, the refrigeration speed is high, the heat dissipation efficiency is good, and the problem that the cruising ability and the service life of the electric energy storage unit are affected due to vibration of the electric energy storage unit caused by the heat dissipation system is solved.

Application Domain

Electrical storage systemSecondary cells +3

Technology Topic

PhysicsElectrical energy storage +8

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Examples

Experimental program(3)

Example Embodiment

[0031] Example 1

[0032] Cooling module for the energy storage unit group, comprising a plurality of energy storage units 1, wherein further comprises a housing 2, the surface of the housing 2 is provided with a cooling chamber 4 and a plurality of battery setting slots 3, the energy storage unit 1 removable fixed connection in the battery setting slot 3, the bottom of the battery setting slot 3 is provided with a battery ejection assembly, the upper part of the side wall of the battery setting slot 3 is provided with a storage slot 5, the storage slot 5 is provided with a fixed component, the external fixation of the energy storage unit 1 is connected to the fixed frame 6, The side wall of the fixing frame 6 is provided with a fixing slot 7 in conjunction with the fixing component, and the inner walls of both sides of the battery setting slot 3 are fixed to the water-cooled components, and the water-cooled components are connected to the water-cooled system.

[0033] Wherein, the battery ejection assembly comprises a push plate 8, the bottom of the push plate 8 is fixed to a plurality of pressure springs one 9 end, a plurality of pressure springs one 9 at the other end is fixed connected to the bottom end of the battery setting slot 3; the fixed assembly comprises a fixed block 10, the outer end of the fixed block 10 is a curved structure, the fixed block 10 slide is connected to the capacitance slot 5, the inner end of the fixed block 10 is fixed to the end of the pressure spring two 11, the other end of the pressure spring two 11 is fixed to the inner wall of the capacity slot 5; the top of the housing 2 is opened with a slide hole 12, The sliding hole 12 and the storage slot 5 are connected, the upper end of the fixing block 10 is fixed to the tie rod 23, the tie rod 23 runs through the sliding hole 12; by setting the battery ejection assembly and the fixed component, the energy storage unit 1 can be quickly loaded and unloaded, so that the staff can repair and replace the energy storage unit 1.

[0034] Wherein, the water cooling component includes a water cooling pipe 13, a water cooling pipe 13 is a snake-shaped pipe; the water cooling system includes a conduction pipe 14 and a water cooling box 15, a conduction pipe 14 is connected to the water cooling box 15 and a plurality of battery setting tanks 3, the conduction pipe 14 is connected to the booster pump 16, the water cooling box 15 is provided in the cooling chamber 4, the side wall of the water cooling box 15 is also equipped with a cooling element, and the cooling element is provided with a heat dissipation component; by setting the water cooling system and the water cooling pipe 13 can play a good cooling effect, It ensures the heat dissipation efficiency of the electric energy storage unit 1, its cooling speed is fast, the heat dissipation efficiency is good, and the problem of the heat dissipation system causing the vibration of the energy storage unit 1 affecting its endurance and service life is avoided.

[0035] Wherein, the cold end of the cooling element is provided with a plurality of refrigeration plates 17, a plurality of refrigeration plates 17 fixed connected to the inner wall surface of the water cooling box 15, the hot end of the cooling element is provided with a heat dissipation plate 18, the heat dissipation plate 18 is fixed connected to the outer wall surface of the water cooling box 15, the surface of the heat dissipation plate 18 is fixedly connected with a plurality of cooling fins 19; the cooling element can be cooled in the water cooling box 15, which can avoid the problem that the coolant of the water cooling system of the water cooling system heats up after a long time of work.

[0036] Wherein, one side wall of the cooling chamber 4 is provided with a heat dissipation port 20, the heat dissipation fin 19 is provided in the heat dissipation port 20, the heat dissipation component is disposed on the outside of the heat dissipation port 20, the heat dissipation component comprises a retention mechanism 21, the fixing frame 21 is fixed to the outer wall surface of the housing 2, the fixing frame 21 is fixed to a plurality of cooling fans 22, the heat dissipation fan 22 corresponds to the heat dissipation fin 19; by setting the heat dissipation fan 22 and the heat dissipation fin 19 can improve the heat dissipation efficiency of the heat dissipation board 18, thereby improving the cooling effect of the cooling element.

[0037] Among them, the energy management system for the energy storage unit group, including the motherboard, the motherboard is connected to the slave board, BDU and high voltage control board, the motherboard communicates with each slave board through CAN, the unit voltage and unit temperature of the power storage unit 1 from the board, the BDU contains a precharge circuit, a total positive relay, a total negative relay and a fast charging relay, and a high voltage control board includes a voltage current detection module, a pre-charge detection module and an insulation detection module of the energy storage unit group.

Example Embodiment

[0038] Example 2

[0039] Energy management system for energy storage unit group, including motherboard, motherboard connected to slave board, BDU and high voltage control board, motherboard through CAN and each slave board communication, from the board to the unit voltage and unit temperature of the energy storage unit 1, BDU contains pre-charging circuit, total positive relay, total negative relay and fast charging relay, high voltage control board including energy storage unit group voltage current detection module, pre-charge detection module and insulation detection module.

Example Embodiment

[0040] Example 3

[0041] Cooling modules for energy storage unit groups, including the following methods of operation:

[0042] Step 1, the installation of the energy storage unit 1, the energy storage unit 1 into the battery setting slot 3, when the energy storage unit 1 into the battery setting slot 3, the pressure spring two 11 to drive the fixed block 10 into the fixed slot 7 to fix the energy storage unit 1;

[0043] Step two, when the electric energy storage unit 1 works, the booster pump 16 starts pumping the coolant in the water cooling box 15 to the liquid guide pipe 14, the liquid guide pipe 14 makes the coolant circulate in each water cooling pipe 13, and the coolant is cooled back to the water cooling tank 15 through the water cooling pipe 13 to the electric energy storage unit 15;

[0044] Step three, the refrigeration element is powered on, the refrigeration plate 17 absorbs heat to cool the coolant in the water cooling box 15, the heat dissipation plate 18 begins to exothermic, while the heat dissipation fan 22 starts to improve the heat dissipation efficiency of the heat dissipation plate 18 through the heat dissipation fin 19;

[0045] Step four, when disassembling the energy storage unit, through the lever 23 to drive the fixing block 10 away from the fixed slot 7, the pressure spring one 9 to drive the push plate 8 will be the energy storage unit 1 out of the battery setting slot 3, for ease of disassembly.

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Description & Claims & Application Information

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Classification and recommendation of technical efficacy words

fast cooling
Guaranteed cooling efficiency

Cooling module for electric energy storage unit group and electric energy management system thereof

AI-Extracted Technical Summary

Problems solved by technology

Method used

Abstract

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Examples

Example Embodiment

Example Embodiment

Example Embodiment

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Description & Claims & Application Information

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