论文部分内容阅读
文章介绍了在线式UPS的基本原理以及逆变器的SPWM调压方法,选用DSP实现UPS的数字化控制和更准确更快速的锁相环控制。对输出电压用数字PID来改善逆变控制的动态性能,得到稳定的输出电压。
This paper introduces the basic principle of online UPS and inverter SPWM voltage regulation method, the choice of DSP to achieve the digital control of UPS and more accurate and faster phase-locked loop control. The output voltage with digital PID to improve the dynamic performance of inverter control, a stable output voltage.