The present invention relates to an energy management system for a hybrid electric tram. More specifically, the present invention relates to an energy management system for a hybrid electric tram, which uses a proton exchange membrane (PEMFC), a battery that is an energy storage device (ESD), and a super capacitor as energy sources, and generates a reference power for the PEMFC, a reference power for the battery, and a reference power for the supercapacitor used for generating a pulse-width modulation (PWM) signal for controlling a first DC/DC converter, a second DC/DC converter, and a third DC/DC converter for increasing the output voltage by being respectively installed on a rear end of the PEMFC, the battery, and the super capacitor. Therefore, a stable DC bus voltage can be guaranteed.
본 발명은 하이브리드 전기 트램의 에너지 관리 시스템에 관한 것으로서, 특히 PEMFC(Proton Exchange Membrane)와, ESD(energy storage device)인 배터리 및 슈퍼 커패시터를 에너지원으로 하고, 상기 PEMFC, 배터리 및 슈퍼 커패시터의 후단에 각각 설치되어 출력전압을 승압시키는 제1 DC/DC 컨버터, 제2 DC/DC 컨버터 및 제3 DC/DC 컨버터를 제어하는 PWM(pulse-width modulation) 신호를 생성하기 위해 사용되는 PEMFC의 기준 전력, 배터리 기준 전력 및 슈퍼 커패시터의 기준 전력을 생성하는, 하이브리드 전기 트램의 에너지 관리 시스템에 관한 것이다.
ENERGY MANAGEMENT SYSTEM FOR HYBRID ELECTRIC TRAM
하이브리드 전기 트램의 에너지 관리 시스템
2023-11-07
Patent
Electronic Resource
Korean
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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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