The harmonic characteristic of input current in single-phase voltage source PWM converter is analyzed theoretically.
从理论上分析了单相电压源pwm变流器输入电流的谐波特性。
On this foundation , put forward a new method to distinguish CT saturation based on the characteristic of differential current harmonic waves.
文中分析了各种情况下的CT饱和及短路时的差流波形，提出了基于差流谐波波形特点的判别CT饱和的方案。
A first-order inertia element was considered as the approximate model of SAPF. The compensation characteristic for each order harmonic current was obtained at different switching frequencies.
将并联型有源电力滤波器控制成一阶惯性环节，在不同开关频率时分析各次谐波与补偿特性的定量关系。
应用推荐