The invention is suitable for the field of power electronics, and provides a light-weight high-voltage power supply for electric aerodynamic propulsion and a design method of the light-weight high-voltage power supply. The high-voltage power supply comprises an input voltage end, a full-bridge inversion metal-oxide semiconductor field effect transistor, a resonant capacitor, a magnetic integrated transformer bank, a plurality of inductance rectifiers, an arcing suppression resistor, a feedforward constant power feedback control circuit, a current transformer, an overcurrent protection circuit, a load and a driving circuit. According to the invention, the main circuit adopts a full-bridge inverter-magnetic integrated transformer bank-voltage doubler rectifier output structure, no extra resonant inductor, shunt capacitor or output capacitor is needed, and the weight ratio of the high-voltage power supply in the electric aerodynamic propulsion aircraft is reduced; a feedforward type constant power control and arcing suppression circuit is used for control, stable operation of a high-voltage power supply under the conditions of light weight and high power density is guaranteed, and finally light weight and high reliability of the whole electric aerodynamic propulsion type aircraft are achieved.
本发明适用于电力电子领域,提供了一种用于电空气动力推进的轻量化高压电源及其设计方法,高压电源包括:输入电压端、全桥逆变金属‑氧化物半导体场效应晶体管、谐振电容、磁集成式变压器组、多个倍感整流器、打弧抑制电阻、前馈式恒功率反馈控制电路、电流互感器、过流保护电路、负载和驱动电路。本发明主电路采用全桥逆变‑磁集成变压器组‑倍压整流器输出的结构,无需额外添加谐振电感、并联电容和输出电容,减小了高压电源在电空气动力推进飞行器中的重量比;控制上使用前馈式恒功率控制和打弧抑制电路,保障高压电源在轻量化、高功率密度条件下的稳定运行,最终实现电空气动力推进式飞行器整体的轻量化、高可靠性。
Lightweight high-voltage power supply for electric aerodynamic propulsion and design method thereof
用于电空气动力推进的轻量化高压电源及其设计方法
2022-06-28
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 / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT |
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