Battery module having cooling manifold with ported screws and method for cooling the battery module
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01M-010/04
H01M-002/02
출원번호
US-0258696
(2008-10-27)
등록번호
US-8486552
(2013-07-16)
발명자
/ 주소
Koetting, William
Payne, Josh
Tom, Kwok
출원인 / 주소
LG Chem, Ltd.
대리인 / 주소
Buckert Patent & Trademark Law Firm, P.C.
인용정보
피인용 횟수 :
1인용 특허 :
79
초록▼
A battery module having a cooling manifold is provided. The battery module includes a plurality of battery cell assemblies having a plurality of heat exchangers. The battery module further includes a first cooling manifold having a first inlet aperture extending therethrough and a first plurality of
A battery module having a cooling manifold is provided. The battery module includes a plurality of battery cell assemblies having a plurality of heat exchangers. The battery module further includes a first cooling manifold having a first inlet aperture extending therethrough and a first plurality of outlet apertures extending therethrough. The battery module further includes a first plurality of ported screws disposed through the first plurality of outlet apertures and configured to fluidly and physically couple the plurality of heat exchangers to the first cooling manifold.
대표청구항▼
1. A battery module, comprising: a plurality of battery cell assemblies having a plurality of heat exchangers;a first cooling manifold having a peripheral wall and a rear wall, the peripheral wall having a front end and a rear end, the rear wall being coupled to the rear end of the peripheral wall a
1. A battery module, comprising: a plurality of battery cell assemblies having a plurality of heat exchangers;a first cooling manifold having a peripheral wall and a rear wall, the peripheral wall having a front end and a rear end, the rear wall being coupled to the rear end of the peripheral wall and enclosing the rear end of the peripheral wall, the peripheral wall and the rear wall defining an interior region, a first inlet aperture extends through a top portion of the peripheral wall, and a first plurality of outlet apertures extends through the rear wall such that a fluid flows through the first inlet aperture and then toward the first plurality of outlet apertures, a first plurality of circular-shaped grooves being formed in an outer side of the rear wall adjacent to the first plurality of outlet apertures;a first plurality of o-rings disposed in the first plurality of circular-shaped grooves;a first plurality of ported screws disposed through the first plurality of outlet apertures of the rear wall and configured to fluidly and physically couple the plurality of heat exchangers to the first cooling manifold, each ported screw of the first plurality of ported screws having a head portion coupled to a threaded portion with an internal aperture extending through both the head portion and the threaded portion, each respective head portion being disposed in the interior region, a direction of flow of the fluid through the first plurality of ported screws being substantially perpendicular to a direction of flow of the fluid through the first inlet aperture; anda cover plate configured to be coupled to the front end of the peripheral wall and encloses the front end of the peripheral wall. 2. The battery module of claim 1, further comprising: a second cooling manifold having a first plurality of inlet apertures extending therethrough and a first outlet aperture extending therethrough; anda second plurality of ported screws disposed through the first plurality of inlet apertures and configured to fluidly and physically couple the plurality of heat exchangers to the second cooling manifold. 3. The battery module of claim 1, wherein each screw of the first plurality of ported screws is constructed from steel. 4. The battery module of claim 1, wherein the first cooling manifold is constructed of plastic. 5. The battery module of claim 1, wherein each battery cell assembly has a battery cell. 6. The battery module of claim 1, wherein the substantially flat rear wall has a substantially flat outer surface for abutting against flat outer surfaces of the plurality of battery cell assemblies. 7. The battery module of claim 1, wherein the first end of the peripheral wall has a plurality of threaded apertures extending therein, and the cover plate has a plurality of apertures extending therethrough such that each aperture in the cover plate is disposed adjacent a respective aperture of the plurality of threaded apertures, and a plurality of bolts extend through the plurality of apertures in the cover plate and into the plurality of threaded apertures in the peripheral wall to couple the cover plate to the peripheral wall. 8. The battery module of claim 1, further comprising a gasket disposed between the peripheral wall and the cover plate. 9. A battery module, comprising: a plurality of battery cell assemblies having a plurality of heat exchangers;a first cooling manifold having a peripheral wall and a rear wall, the peripheral wall having a front end and a rear end, the rear wall being coupled to the rear end of the peripheral wall and enclosing the rear end of the peripheral wall, the peripheral wall and the rear wall defining an interior region, a first inlet aperture extends through a top portion of the peripheral wall, and a first plurality of outlet apertures extends through the rear wall;a flow diverter having a first plate extending from the rear wall into the interior region, the flow diverter being disposed directly below the first inlet aperture and configured to receive fluid from the first inlet aperture and to divert the fluid within the interior region;a first plurality of ported screws disposed through the first plurality of outlet apertures of the rear wall and disposed below the flow diverter and configured to fluidly and physically couple the plurality of heat exchangers to the first cooling manifold, each ported screw of the first plurality of ported screws having a head portion coupled to a threaded portion with an internal aperture extending through both the head portion and the threaded portion, each respective head portion being disposed in the interior region such that at least a portion of the fluid flows from the interior region through each internal aperture of each ported screw of the first plurality of ported screws to a respective heat exchanger of the plurality of heat exchangers, a direction of flow of the fluid through the first plurality of ported screws being substantially perpendicular to a direction of flow of the fluid through the first inlet aperture;a cover plate configured to be coupled to the front end of the peripheral wall and encloses the front end of the peripheral wall; andthe first plate of the flow diverter being configured such that a flow rate of the fluid through each screw of the first plurality of ported screws to a respective heat exchanger of the plurality of heat exchangers is within ±5% of a first flow rate. 10. A method for cooling a battery module, the battery module having a plurality of battery cell assemblies and a first cooling manifold, the plurality of battery cell assemblies having a plurality of heat exchangers, the method comprising: routing fluid through a first inlet aperture of a top portion of a peripheral wall of the first cooling manifold into an interior region of the first cooling manifold, the first cooling manifold further having a substantially flat rear wall coupled to the peripheral wall;receiving the fluid at a flow diverter disposed below the first inlet aperture and diverting the fluid within the interior region utilizing the flow diverter, the flow diverter having a first plate extending from the substantially flat rear wall into the interior region, the flow diverter being disposed above a first plurality of outlet apertures extending through the substantially flat rear wall of the first cooling manifold, and a first plurality of ported screws disposed through the first plurality of output apertures, each ported screw of the first plurality of ported screws having a head portion and a threaded portion with an internal aperture extending through both the head portion and the threaded portion, each respective head portion being disposed in the interior region; androuting the fluid from the interior region through the head portions of the first plurality of ported screws disposed in the interior region, and the threaded portions of the first plurality of ported screws disposed through the first plurality of outlet apertures of the substantially flat rear wall of the first cooling manifold to the plurality of heat exchangers of the battery cell assemblies coupled to the substantially flat wall to cool the plurality of battery cell assemblies, a direction of flow of the fluid through the first plurality of ported screws being substantially perpendicular to a direction of flow of the fluid through the first inlet aperture. 11. The method of claim 10, further comprising: routing the fluid from the plurality of heat exchangers through a second plurality of ported screws disposed through a first plurality of inlet apertures of a second cooling manifold and into the second cooling manifold; androuting the fluid through a first outlet port of the second cooling manifold.
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