The invention provides a bidirectional DC/DC converter. The bidirectional DC/DC converter comprises a direct current power supply, an energy storage filter circuit and a chopper circuit, the positiveelectrode of the power supply is in circuit connection with the input end of the energy storage filter circuit, the output end of the energy storage filter circuit is in circuit connection with the input end of the chopper circuit, and the output end of the chopper circuit is connected into a direct current bus and carries out output through the direct current bus. According to the invention, theefficiency of the DC/DC converter is improved, the stability and precision of the output current are improved, cyclic utilization of energy among different bidirectional DC/DC converters is facilitated, and the purpose of optimal energy-saving test is achieved.
本发明提出了一种双向DC/DC变换器,包括直流电源、储能滤波电路和斩波电路,所述电源的正极与所述储能滤波电路的输入端电路连接,所述储能滤波电路的输出端与斩波电路的输入端电路连接,所述斩波电路的输出端接入直流母线中,通过直流母线进行输出。本发明提高了DC/DC变换器的效率,并且提高了输出电流稳定性及精度,而且有利于能量在不同双向DC/DC变换器之间循环利用,达到最优节能测试的目的。
Bidirectional DC/DC converter
双向DC/DC变换器
2020-09-04
Patent
Electronic Resource
Chinese
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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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