【摘要】 详细介绍了具有PFC的110V高频开关电源的系统结构、控制电路以及抑制电磁干扰的策略。该开关电源系统具有高功率因数、体积小、精度高、抗干扰能力强和高可靠性等优点,可作为机车用控制电源的更新换代产品。更多还原

【Abstract】 The system structure,control circuit and the strategies of reducing electromagnetic interference of the high-frequency switching power supply system with PFC are presented.This power supply system has many advantages such as high power-factor,small volume,high precision,high anti-interference and high reliability.It is the novel power supply system for the locomotives.更多还原