Battery Module with a Controllable External Heat Sink
First Claim
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1. A battery module comprising:
- a battery cell;
an external circuit connected to the battery cell, wherein the external circuit comprises a first switch and a heat sink; and
a controller that controls the external circuit; and
wherein if an internal short circuit within the battery cell is detected, the controller closes the first switch in order to generate heat in the heat sink.
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Abstract
A battery module having a controllable external heat sink and methods of operating the battery module are provided. According to an aspect of the invention, the battery module includes a battery cell, an external circuit connected to the battery cell, and a controller that controls the external circuit. The external circuit includes a first switch and a heat sink. If an internal short circuit within the battery cell is detected, the controller closes the first switch in order to generate heat in the heat sink.
7 Citations
20 Claims
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1. A battery module comprising:
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a battery cell; an external circuit connected to the battery cell, wherein the external circuit comprises a first switch and a heat sink; and a controller that controls the external circuit; and wherein if an internal short circuit within the battery cell is detected, the controller closes the first switch in order to generate heat in the heat sink. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of operating a battery module, the method comprising:
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detecting an internal short circuit within a battery cell of the battery module; and closing a first switch within an external circuit connected to the battery cell in order to generate heat in a heat sink within the external circuit. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification