To achieve high life expectancy of the battery unit while being highly cost-effective.SOLUTION: A battery unit 1 for vehicles has a first battery unit 10 including a first housing 12 and a first battery cell 11 housed in the first housing 12, a second battery unit 20 including a second housing 22 having a higher thermal conductivity than the first housing 12 and a second battery cell 21 housed in the second housing 22 and of the same type as the first battery cell 11, and a switching circuit 30 that can switch between a first mode in which the first battery unit 10 is connected to the on-board device and a second mode in which the second battery unit is connected to the on-board device.SELECTED DRAWING: Figure 1
【課題】電池ユニットの高寿命化を図りつつ、コスト効果を高くする。【解決手段】車両用電池ユニット1は、第1筐体12と第1筐体12に収容される第1電池セル11とを含む第1電池ユニット10と、第1筐体12よりも熱伝導率の高い第2筐体22と、第2筐体22に収容されかつ第1電池セル11と同種の第2電池セル21とを含む第2電池ユニット20と、第1電池ユニット10を車載デバイスに接続する第1モードと、第2電池ユニットを車載デバイスに接続する第2モードとを切換可能な切換回路30と、を備える。【選択図】図1
BATTERY UNIT FOR VEHICLE, ARRANGEMENT STRUCTURE OF BATTERY UNIT FOR VEHICLE AND CONTROL METHOD OF BATTERY UNIT FOR VEHICLE
車両用電池ユニット、車両用電池ユニットの配置構造、及び車両用電池ユニットの制御方法
2022-09-01
Patent
Electronic Resource
Japanese
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
BATTERY UNIT ARRANGEMENT STRUCTURE FOR VEHICLE AND VEHICLE
European Patent Office | 2024
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