Battery module having a cell tray with thermal management features
First Claim
Patent Images
1. A battery module comprising:
- a plurality of electrochemical cells; and
a structure comprising an upper portion configured to support a bottom portion of each of the plurality of electrochemical cells and a lower portion coupled to the upper portion, the lower portion comprising a thermal management feature having at least one passage provided therein, the passage configured for a thermal management fluid to pass therethrough to provide thermal management to the electrochemical cells of the battery module;
wherein the lower portion comprises a heat sink;
wherein the heat sink has a plurality of fins extending away from the plurality of electrochemical cells, wherein the thermal management fluid is configured to pass between the fins; and
wherein the lower portion comprises a feature configured to divide the flow of the thermal management fluid through the heat sink in a first direction and in a second direction generally opposite the first direction.
4 Assignments
0 Petitions
Accused Products
Abstract
A battery module includes a plurality of electrochemical cells and a structure including an upper portion configured to support a bottom portion of each of the plurality of electrochemical cells and a lower portion coupled to the upper portion. The lower portion includes a thermal management feature having at least one passage provided therein. The passage is configured for a thermal management fluid to pass therethrough to provide thermal management to the electrochemical cells of the battery module.
-
Citations
22 Claims
-
1. A battery module comprising:
-
a plurality of electrochemical cells; and a structure comprising an upper portion configured to support a bottom portion of each of the plurality of electrochemical cells and a lower portion coupled to the upper portion, the lower portion comprising a thermal management feature having at least one passage provided therein, the passage configured for a thermal management fluid to pass therethrough to provide thermal management to the electrochemical cells of the battery module; wherein the lower portion comprises a heat sink; wherein the heat sink has a plurality of fins extending away from the plurality of electrochemical cells, wherein the thermal management fluid is configured to pass between the fins; and wherein the lower portion comprises a feature configured to divide the flow of the thermal management fluid through the heat sink in a first direction and in a second direction generally opposite the first direction. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 16, 18, 19)
-
-
10. A battery system comprising a plurality of battery modules, each battery module comprising:
-
a housing a plurality of electrochemical cells in the housing; and a structure configured to support each of the electrochemical cells, wherein the structure comprises; a thermal management feature having at least one passage provided therein, the passage configured for a thermal management fluid to pass therethrough to provide thermal management to the electrochemical cells of the battery module such that the thermal management fluid does not directly contact the plurality of electrochemical cells; and a heat sink, wherein the heat sink comprises a plurality of fins extending away from the plurality of electrochemical cells, and the thermal management fluid is configured to pass between the fins; wherein the structure defines a chamber configured to receive gases or effluent that may be vented by the electrochemical cells and configured to retain the gases or effluent and the structure also comprises a feature configured to divide a flow of the thermal management fluid through the heat sink in a first direction and in a second direction generally opposite the first direction. - View Dependent Claims (11, 17, 20)
-
-
12. A battery module comprising:
a tray configured to support a bottom of each of a plurality of electrochemical cells, the tray comprising; a heat sink, wherein the heat sink comprises a plurality of fins extending away from the plurality of electrochemical cells, wherein thermal management fluid is configured to pass between the fins, and the heat sink also comprises a thermal management feature having at least one channel provided therein, wherein the channel is configured to divide a flow of a thermal management fluid through the heat sink in a first direction and in a second direction generally opposite the first direction, and a chamber configured to receive gases or effluent that may be vented from at least one of the plurality of electrochemical cells, wherein the channel is configured to receive the thermal management fluid therethrough to provide thermal management to the plurality of electrochemical cells of the battery module, and the channel is not in fluidic communication with the chamber. - View Dependent Claims (13, 14, 21)
-
15. A battery module comprising:
-
a tray comprising an upper portion and a lower portion, the upper portion configured to support a bottom of each of a plurality of electrochemical cells, the lower portion comprising a thermal management feature having at least one channel provided therein, the channel is configured to receive a thermal management fluid therethrough to provide thermal management to the electrochemical cells of the battery module; wherein the lower portion comprises a heat sink comprising a plurality of fins extending away from the plurality of electrochemical cells, wherein the thermal management fluid is configured to pass between the fins; wherein the lower portion comprises a feature configured to divide the flow of the thermal management fluid through the heat sink in a first direction and in a second direction generally opposite the first direction. - View Dependent Claims (22)
-
Specification