A direct current (DC) fast charger for charging a battery of an electric vehicle (EV) includes a primary circuit including seven bidirectional switches, the primary circuit electrically linked to a primary line of a transformer and configured to receive alternating current (AC) power from a power grid; the secondary circuit is electrically connected to a secondary line of the transformer and is used for converting the alternating current power into direct current power; and a control system electrically linked to the primary circuit and the secondary circuit and changing the frequency of the AC power received from the power grid with five switching state variations.
一种用于为电动车辆(EV)的电池充电的直流(DC)快速充电器,包括初级电路,初级电路包括七个双向开关,初级电路电性链接到变压器的初级线并配置为从电力网接收交流(AC)电力;次级电路,次级电路电性链接到变压器的次级线,用于将交流电力转换为直流电力;以及控制系统,控制系统电性链接到初级电路和次级电路,并且以五个开关状态变化改变从电力网接收到的交流电力的频率。
Seven-switch indirect matrix converter
七开关间接矩阵变换器
15.11.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | 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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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