The invention provides an interleaved boost converter with a current ripple compensation bridge arm, which relates to the technical field of power circuits, and comprises a power output bridge arm connected between a power supply and a load and used for outputting main path current; the ripple compensation bridge arm is connected with the power output bridge arm in parallel and is used for outputting auxiliary current; one end of the voltage stabilizing capacitor is connected to the output end of the power output bridge arm, and the other end of the voltage stabilizing capacitor is grounded; wherein the ripple current of the main path current and the ripple current of the auxiliary path current are mutually counteracted. According to the invention, current ripples can be effectively eliminated, the efficiency of the fuel cell is improved, and the operation efficiency under different input currents can be ensured through switching of the number of phases.
本发明提供一种含电流纹波补偿桥臂的交错并联升压变换器,涉及电力电路技术领域,包括:功率输出桥臂,连接于电源和负载之间,用以输出主路电流;纹波补偿桥臂,与所述功率输出桥臂并联,用以输出辅路电流;以及稳压电容,其一端连接于所述功率输出桥臂的输出端,其另一端接地;其中,所述主路电流的纹波电流与所述辅路电流的纹波电流相互抵消。本发明可以有效消除电流纹波,提高燃料电池的效率,且本发明通过相数的切换,可保证不同输入电流下的运行效率。
Interleaved parallel boost converter with current ripple compensation bridge arm
一种含电流纹波补偿桥臂的交错并联升压变换器
2023-09-19
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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
Current ripple bounds of interleaved power converters
IEEE | 1996
|Current Ripple Bounds of Interleaved Power Converters
Online Contents | 1996
|