Battery module housing cooling assembly

Patent metadata

Field	Value
Publication number	US-11728535-B2
Application number	US-202117375753-A
Country	US
Kind code	B2
Filing date	Jul 14, 2021
Priority date	Jul 14, 2021
Publication date	Aug 15, 2023
Grant date	Aug 15, 2023

Abstract

According to several aspects of the present disclosure, a battery module housing cooling assembly is disclosed. The battery module housing cooling assembly can include an endwall including a first polymer plate and a second polymer plate that define a slot therebetween. At least one of the first polymer plate or the second polymer plate define a channel therein that is configured to receive a coolant fluid, and the slot is configured to receive an electrical connector. The battery module housing cooling assembly can also include a cooling plate defining a first connection port and a second connection port, wherein the first connection port and a second connection port are configured to provide the coolant fluid to the channel.

First claim

What is claimed is:

1. A battery module housing cooling assembly, comprising:
an endwall comprising a first polymer plate and a second polymer plate that define a slot therebetween, wherein at least one of the first polymer plate or the second polymer plate define a channel therein that is configured to receive a coolant fluid and the slot is configured to receive an electrical connector, wherein a surface of the second polymer plate is in thermal contact with the electrical connector within the slot; and
a cooling plate defining a first connection port and a second connection port, wherein the first connection port and a second connection port are configured to provide the coolant fluid to the channel.

2. The battery module housing cooling assembly of claim 1 , wherein the cooling plate defines a plurality of channels that are configured to receive the coolant fluid.

3. The battery module housing cooling assembly of claim 1 , wherein a surface of the first polymer plate is in thermal contact with the electrical connector within the slot.

4. The battery module housing cooling assembly of claim 1 , further comprising a dielectric thermally conductive insert oriented so that a surface of the dielectric thermally conductive insert is in thermal contact with the electrical connector within the slot.

5. The battery module housing cooling assembly of claim 4 , further comprising a thermal interface disposed over the surface of the dielectric thermally conductive insert.

6. The battery module housing cooling assembly of claim 5 , wherein the thermal interface comprises a thermal interface paste.

7. The battery module housing cooling assembly of claim 4 , wherein the dielectric thermally conductive insert comprises a thermally conductive polymeric material.

8. The battery module housing cooling assembly of claim 1 , wherein the first polymer plate and the second polymer plate is comprised of a polymer material selected from the group consisting of polyethylene (PE), polypropylene (PP), polystyrene (PS), polyvinyl chloride (PVC), phenolics, and phenol formaldehyde (PF).

9. A battery module housing cooling assembly, comprising: an endwall comprising a first polymer plate and a second polymer plate that define a slot therebetween, wherein at least one of the first polymer plate or the second polymer plate define a channel therein that is configured to receive a coolant fluid and the slot is configured to receive an electrical connector; a cooling plate defining a first connection port and a second connection port, wherein the first connection port and the second connection port are configured to provide the coolant fluid to the channel, wherein the cooling plate defines a plurality of channels that are configured to receive the coolant fluid; and a dielectric thermally conductive insert oriented so that a surface of the dielectric thermally conductive insert is in thermal contact with the electrical connector within the slot.

10. The battery module housing cooling assembly of claim 9 , wherein a surface of the first polymer plate is in thermal contact with the electrical connector within the slot.

11. The battery module housing cooling assembly of claim 9 , wherein a surface of the second polymer plate is in thermal contact with the electrical connector within the slot.

12. The battery module housing cooling assembly of claim 9 , further comprising a thermal interface disposed over the surface of the dielectric thermally conductive insert.

13. The battery module housing cooling assembly of claim 12 , wherein the thermal interface comprises a thermal interface paste.

14. The battery module housing cooling assembly of claim 9 , wherein the dielectric thermally conductive insert comprises a thermally conductive polymeric material.

15. The battery module housing cooling assembly of claim 9 , wherein the first polymer plate and the second polymer plate is comprised of a polymer material selected from the group consisting of polyethylene (PE), polypropylene (PP), polystyrene (PS), polyvinyl chloride (PVC), phenolics, and phenol formaldehyde (PF).

16. A battery module housing cooling assembly, comprising: an endwall comprising a first polymer plate and a second polymer plate that define a slot therebetween, wherein at least one of the first polymer plate or the second polymer plate define a channel therein that is configured to receive a coolant fluid and the slot is configured to receive an electrical connector, wherein a surface of the first polymer plate is in thermal contact with the electrical connector within the slot; and a cooling plate defining a first connection port and a second connection port, wherein the first connection port and the second connection port are configured to provide the coolant fluid to the channel, wherein the cooling plate defines a plurality of channels that are configured to receive the coolant fluid.

17. The battery module housing cooling assembly of claim 16 , wherein a surface of the second polymer plate is in thermal contact with the electrical connector within the slot.

18. The battery module housing cooling assembly of claim 16 , further comprising a dielectric thermally conductive insert oriented so that a surface of the dielectric thermally conductive insert is in thermal contact with the electrical connector within the slot.

19. The battery module housing cooling assembly of claim 18 , further comprising a thermal interface disposed over the surface of the dielectric thermally conductive insert.

20. The battery module housing cooling assembly of claim 19 , wherein the thermal interface comprises a thermal interface paste.

Assignees

• Gm Global Tech Operations Llc

Inventors

• Samie Farzad
• Coppola Anthony Michael
• Gao Jian
• Lahr Derek Frei
• Ayyanar Velmurugan
• Keum Seunghwan

Classifications

• H01M10/6556 Primary

  Solid parts with flow channel passages or pipes for heat exchange (closed pipes H01M10/6552) · CPC title

• H01M10/0525

  Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries · CPC title

• H01M10/613 Primary

  Cooling or keeping cold · CPC title

• H01M10/625

  Vehicles · CPC title

• H01M10/653

  characterised by electrically insulating or thermally conductive materials · CPC title