A battery system with at least one cell having an adjacent temperature-equalizing structure that is provided alternately with the cells and is designed for a medium that carries heat and/or cold to pass through. The cells are individual cells (1, 1′, 1″), and the temperature-equalizing structures ar
A battery system with at least one cell having an adjacent temperature-equalizing structure that is provided alternately with the cells and is designed for a medium that carries heat and/or cold to pass through. The cells are individual cells (1, 1′, 1″), and the temperature-equalizing structures are conventional corrugated board (2a, 2b, 2c, 2d, 2e, 2′a, 2′b, 2′c, 2′d, 2′e) having two cover layers and at least one corrugation arranged between them for the air to pass through.
대표청구항▼
1. A battery system comprising: a housing having opposite first and second side walls and opposite first and second end walls extending between the first and second side walls; a plurality of cells disposed in the housing, each of the cells having two opposite side surfaces aligned parallel to the s
1. A battery system comprising: a housing having opposite first and second side walls and opposite first and second end walls extending between the first and second side walls; a plurality of cells disposed in the housing, each of the cells having two opposite side surfaces aligned parallel to the side walls of the housing and opposite longitudinal end surfaces facing the end walls of the housing; side temperature-equalizing elements disposed adjacent each of the two opposite side surfaces of each of the cells to define an alternating arrangement of the side temperature-equalizing elements and the cells, so that each of the side surfaces of each of the cells has one of the side temperature-equalizing elements adjacent thereto, first and second end temperature-equalizing elements extending along inner surfaces of the respective first and second end walls and adjacent the longitudinal end surfaces of the individual cells, the temperature-equalizing elements being corrugated boards with two cover layers, at least one corrugation being arranged between the cover layers so that a cooling or heating medium can pass through a space between the cover layers; and an elastic panel between an inner surface of the first side walls of the housing and an adjacent one of the side temperature-equalizing elements, the elastic panel transmitting surface pressure to the alternating arrangement of individual cells and the corrugated boards defining the side temperature-equalizing elements, and wherein the temperature-equalizing elements provide mechanical dampening and impact cushioning for protecting the cells in a crash. 2. The battery system of claim 1, wherein each temperature-equalizing element has a size equal to a size of the side surface of an adjacent individual cell. 3. The battery system of claim 1, wherein each of the end temperature-equalizing elements has the same size as the longitudinal extent of the alternating arrangement of the side temperature-equalizing element and the individual cells. 4. The battery system of claim 1, wherein the end temperature-equalizing elements extend alternately along opposite longitudinal ends of adjacent individual cells. 5. The battery system of claim 4, wherein each of the side temperature-equalizing elements is joined integrally to at least one of the end temperature-equalizing elements. 6. The battery system of claim 1, further comprising at least one temperature sensor in one of the temperature-equalizing elements. 7. The battery system of claim 1, wherein the corrugated board is formed from paper and the cover layers are formed from plastic. 8. A battery system comprising: a housing;a plurality of spaced apart cells in the housing, each of the cells having opposite side surfaces that are parallel to one another and opposite first and second longitudinal end surfaces extending between the side surfaces, the cells being arranged so that the side surfaces of the respective cells are parallel to one another; anda plurality of parallel side temperature-equalizing elements arranged so that each of the side surfaces of each of the cells has one of the side temperature-equalizing elements adjacent thereto, end temperature-equalizing elements engaging the opposite longitudinal end surfaces of the cells and engaging inner surfaces of the housing, each of the temperature-equalizing elements comprising a corrugated board with a corrugated sheet and cover layers covering opposite corrugated surfaces of the corrugated sheet so that cooling medium channels are defined between the cover layers of each of the temperature-equalizing elements and in proximity to an adjacent one of the cells, the corrugated sheets being formed from paper or paperboard and each of the side temperature-equalizing elements has a size equal to a size of the side surface of each of the cells adjacent thereto, wherein the temperature-equalizing elements provide mechanical dampening and impact cushioning for protecting the cells in a crash. 9. The battery system of claim 8, further comprising at least one end temperature-equalizing element extending along at least one longitudinal end surface of the cells. 10. The battery system of claim 9, wherein the at least one end temperature-equalizing element comprises two end temperature-equalizing element at opposite longitudinal end surfaces of the cells. 11. The battery system of claim 10, wherein each of the end temperature-equalizing elements has a size to cover the first longitudinal ends of all of the side temperature-equalizing element and adjacent ends of the cells. 12. The battery system of claim 9, wherein each of the side temperature-equalizing elements is joined integrally to at least one of the end temperature-equalizing elements. 13. The battery system of claim 8, wherein the corrugated board is formed from paper and the cover layers are formed from plastic. 14. A battery system comprising: a housing;an alternating arrangement of battery cells and temperature equalizing elements in the housing, each of the cells having two opposite side surfaces and the alternating arrangement being configured so that each of the side surfaces of each of the cells has one of the side temperature-equalizing elements adjacent thereto, each of the temperature equalizing elements being a corrugated board with a corrugated sheet of coated or uncoated paper board or paper having alternating peaks and valleys, the corrugated board further having covers secured to the peaks so that the peaks are substantially tangent to the covers and the covers engage an external surface of one of the battery cells, the valleys being spaced from the covers and from the external surfaces of the battery cells to define cooling medium channels between the valleys and the covers and substantially adjacent the battery cells to provide mechanical dampening to resist damage in a crash; andan elastic material in the housing and between at least one wall of the housing and the alternating arrangement of battery cells and temperature equalizing elements, the elastic material transmitting a sufficient surface pressure to the alternating arrangement of battery cells and temperature equalizing elements in the housing to avoid gas formation in the cells. 15. The battery system of claim 14, wherein the covers of each of the corrugated boards are formed from paper, coated paper or plastic.
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이 특허에 인용된 특허 (4)
Mita Yoshinori (Tokorozawa JPX), Battery module and temperature-controlling apparatus for battery.
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