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介绍一种新型智能模块化高频变换２２０Ｖ直流不间断电源系统的构成及其实现。整流模块采用具有高可靠性的电流型ＰＷＭ整流器及双正激变换电路，分别实现三相功率因数校正和ＤＣ／ＤＣ变换，采用最大值均流控制方法实现无主均流控制，并具有ＣＡＮ总线通信接口。监控模块采用８０Ｃ１９６单片机实现电源系统的监控，并具有ＲＳ２３２／ＲＳ４８５串行通信接口及ＣＡＮ总线通信接口，来实现集中监控通信及对整流模块、接地检测模块和电池巡检模块的监控通信。
A new type of intelligent modular high frequency converter 220V DC uninterruptible power system is introduced and its implementation is introduced. Rectifier module with high reliability of current PWM rectifier and dual forward converter circuit, respectively, to achieve three-phase power factor correction and DC / DC converter, using the maximum current sharing control method to achieve no main current control, and has a CAN bus Communication Interface. Monitoring module using 80C196 SCM power system monitoring, and has RS232 / RS485 serial communication interface and CAN bus communication interface to achieve centralized monitoring and communication and rectification module, ground detection module and battery inspection module monitoring communication.