PROBLEM TO BE SOLVED: To provide an electrical power system that improves regeneration efficiency by allowing a storage battery to charge the regenerative electric power of an electric motor to the maximum.SOLUTION: An ECU 22 turns off the switch S1 to cut off the electric power from a fuel cell 12, and regenerates the electric power of an electric motor 16 via a common voltage converter (third and fourth voltage converters 53 and 54) to charge a storage battery 14 during regenerative operation of the electric motor 16. Therefore, the regenerative electric power of the electric motor 16 can be fully charged in the storage battery 14.SELECTED DRAWING: Figure 10
【課題】電動機の回生電力を蓄電器に最大限充電可能とすることで回生効率を向上させる電源システムを提供する。【解決手段】ECU22は、電動機16の回生運転時に、スイッチS1をオフ状態にして燃料電池12からの電力を遮断し、電動機16の回生電力を、共用電圧変換器(第3及び又は第4電圧変換器53、54)を通過させて蓄電器14に充電するように構成する。このため、電動機16の回生電力を蓄電器14に最大限充電することができる。【選択図】図10
ELECTRICAL POWER SYSTEM
電源システム
2018-09-27
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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen |
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