... 内环功率控制(Inner Loop Power Control) 外环功率控制(Outer Loop Power Control) 反向开环功率控制 (Reverse Open Loop Power Control)： ...
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提出了采用滑模变结构电流内环与由PI调节器和数字低通滤波器组成的电压外环相结合的控制系统，以实现高性能高速度的功率因数校正。
This PFC was realized by employing sliding-mode variable-structure inner current loop control and outer voltage loop PI control with digital low-pass filter to achieve high performance.
SCDMA系统的闭环功率控制可以分为外环功控和内环功控。
For TD-SCDMA system, the closed-loop power control(PC)consists of inner-loop PC and outer-loop PC.
通过直流电压外环的功率平衡控制及比例积分校正，配合内环并网电流反馈控制，使并网逆变器在保持并网电流质量的同时更好地控制直流电压。
A DC voltage outer loop control for power balance and PI correction and an ac current inner loop control for feedback are designed to ensure the current quality and stabilize the DC voltage.
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