Battery systems, battery module, and method for cooling the battery module
First Claim
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1. A battery module, comprising:
- a housing having a non-conductive oil disposed therein;
a battery cell having a body portion and first and second flange portions extending from first and second ends, respectively of the body portion, the battery cell being disposed in the housing and the non-conductive oil being configured to contact the battery cell to absorb heat energy from the battery cell;
first and second plastic cell holders being disposed in the housing, the first plastic cell holder having a slot configured to receive the first flange portion of the battery cell therein, the second plastic cell holder having a slot configured to receive the second flange portion of the battery cell therein; and
a cooling manifold having a housing portion with an outer wall and a plurality of inner walls, the plurality of inner walls being attached to the outer wall and defining a flow path within the housing portion, the housing portion of the cooling manifold being disposed entirely in the housing and contacting the non-conductive oil, the cooling manifold configured to receive a fluid that flows through the flow path while conducting heat energy from the non-conductive oil into the fluid to cool the battery cell,the battery cell being disposed outside of the housing portion of the cooling manifold.
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Abstract
Battery systems, a battery module, and a method for cooling the battery module are provided. The battery module includes a housing having a non-conductive oil disposed therein. The battery module further includes a battery cell disposed in the housing. The battery module further includes a cooling manifold disposed in the housing that contacts the non-conductive oil. The cooling manifold is configured to receive a fluid therethrough and to conduct heat energy from the non-conductive oil into the fluid to cool the battery cell.
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Citations
17 Claims
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1. A battery module, comprising:
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a housing having a non-conductive oil disposed therein; a battery cell having a body portion and first and second flange portions extending from first and second ends, respectively of the body portion, the battery cell being disposed in the housing and the non-conductive oil being configured to contact the battery cell to absorb heat energy from the battery cell; first and second plastic cell holders being disposed in the housing, the first plastic cell holder having a slot configured to receive the first flange portion of the battery cell therein, the second plastic cell holder having a slot configured to receive the second flange portion of the battery cell therein; and a cooling manifold having a housing portion with an outer wall and a plurality of inner walls, the plurality of inner walls being attached to the outer wall and defining a flow path within the housing portion, the housing portion of the cooling manifold being disposed entirely in the housing and contacting the non-conductive oil, the cooling manifold configured to receive a fluid that flows through the flow path while conducting heat energy from the non-conductive oil into the fluid to cool the battery cell, the battery cell being disposed outside of the housing portion of the cooling manifold. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 15)
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9. A battery system, comprising:
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a battery module having a housing, a battery cell, first and second plastic cell holders, and a cooling manifold, the housing having a non-conductive oil disposed therein; the battery cell having a body portion and first and second flange portions extending from first and second ends, respectively of the body portion, the battery cell being disposed in the housing and the non-conductive oil being configured to contact the battery cell to absorb heat energy from the battery cell; the first and second plastic cell holders being disposed in the housing, the first plastic cell holder having a slot configured to receive the first flange portion of the battery cell therein, the second plastic cell holder having a slot configured to receive the second flange portion of the battery cell therein; the cooling manifold having a housing portion with an outer wall and a plurality of inner walls, the plurality of inner walls being attached to the outer wall and defining a flow path, the housing portion of the cooling manifold being disposed entirely in the housing and contacting the non-conductive oil, the cooling manifold configured to receive a refrigerant that flows through the flow path while conducting heat energy from the non-conductive oil into the refrigerant to cool the battery module, the battery cell being disposed outside of the housing portion of the cooling manifold; a condenser fluidly coupled to the battery module, the condenser configured to receive the refrigerant from the battery module and to extract heat energy from the refrigerant; a compressor fluidly coupled to the condenser and configured to receive the refrigerant from the condenser, the compressor further fluidly coupled to the battery module, the compressor configured to pump the refrigerant from the condenser into the battery module; a temperature sensor configured to generate a first signal indicative of a temperature of the non-conductive oil; and a microprocessor operably coupled to the temperature sensor, the microprocessor configured to generate a second signal to induce the compressor to pump the refrigerant into the cooling manifold when the first signal indicates the temperature of the non-conductive oil is greater than a threshold temperature level. - View Dependent Claims (10, 11, 12, 13, 16)
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14. A battery system, comprising:
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a battery module having a housing, a battery cell, first and second plastic cell holders, and a cooling manifold, the housing having a non-conductive oil disposed therein; the battery cell having a body portion and first and second flange portions extending from first and second ends, respectively of the body portion, the battery cell being disposed in the housing and the non-conductive oil being configured to contact the battery cell to absorb heat energy from the battery cell; the first and second plastic cell holders being disposed in the housing, the first plastic cell holder having a slot configured to receive the first flange portion of the battery cell therein, the second plastic cell holder having a slot configured to receive the second flange portion of the battery cell therein; the cooling manifold having a housing portion with an outer wall and a plurality of inner walls, the plurality of inner walls being attached to the outer wall and defining a flow path, the housing portion of the cooling manifold being disposed entirely in the housing and contacting the non-conductive oil, the cooling manifold configured to receive a coolant that flows through the flow path while conducting heat energy from the non-conductive oil into the coolant to cool the battery module, wherein the battery cell is disposed outside of the housing portion of the cooling manifold; a heat exchanger fluidly coupled to the battery module, the heat exchanger configured to receive the coolant from the battery module therein and to extract heat energy from the coolant flowing therethrough; a cold plate fluidly coupled to the heat exchanger, the cold plate configured to extract heat energy from the coolant flowing therethrough; a reservoir fluidly coupled between the cold plate and a pump, the reservoir configured to receive the coolant from the cold plate and to route the coolant to the pump; and the pump further fluidly coupled to the battery module, the pump configured to pump the coolant from the reservoir into the battery module. - View Dependent Claims (17)
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Specification