The invention is applicable to the field of power electronics, and discloses a voltage-doubler rectifier for an electric aerodynamic propulsion high-voltage power supply, which comprises a three-dimensional heat dissipation structure, and the three-dimensional heat dissipation structure comprises two PCBs, two high-voltage diodes and a high-voltage capacitor; wherein the two PCBs comprise a first PCB and a second PCB, and the two high-voltage diodes comprise a first high-voltage diode and a second high-voltage diode; the cathode of the second high-voltage diode is connected with the anode of the first high-voltage diode through the second PCB; the cathode of the first high-voltage diode is connected with the two high-voltage capacitors connected in series through the first PCB and is connected with the anode of the second high-voltage diode. By adopting the three-dimensional structure, the heat dissipation area can be increased, the weight of the heat dissipation device and the heat dissipation material can be reduced, the weight of the voltage doubling rectifying circuit can be reduced, the final purpose of reducing the weight of the LCC converter can be achieved, and the lightweight design requirement of an aircraft can be met.
本发明适用于电力电子领域,公开了一种用于电空气动力推进高压电源的倍压整流器,包括:立体散热结构,立体散热结构包括:两个PCB板,两个高压二极管和高压电容;其中,两个PCB板包括第一PCB板和第二PCB板,两个高压二极管包括第一高压二极管和第二高压二极管;第二高压二极管的阴极通过第二PCB板与第一高压二极管的阳极连接;第一高压二极管的阴极通过第一PCB板连接两个串联的高压电容,并与第二高压二极管的阳极连接。采用立体结构有助于增加散热面积、减少散热装置和散热材料的重量,实现倍压整流电路重量的减小,达到减轻LCC变换器重量的最终目的,从而满足飞行器轻量化设计要求。
Voltage doubling rectifier for electric aerodynamic propulsion high-voltage power supply
一种用于电空气动力推进高压电源的倍压整流器
2022-07-22
Patent
Electronic Resource
Chinese
IPC: | H05K PRINTED CIRCUITS , Gedruckte Schaltungen / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / 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 |
Lightweight high-voltage power supply for electric aerodynamic propulsion and design method thereof
European Patent Office | 2022
|High Voltage Hybrid Electric Propulsion (HVHEP) Activity
NTRS | 2017
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