它在满足电压畸变率,无功补偿及电容器安全运行要求的条件下,使电容器安装容量最小。
The parameters of power filter are selected by minimizing the capacity of capacitor under the restrictions of voltage deformation rate, reactive power compensation and safety operation of capacitor.
实验结果表明,利用该方法设计的无差拍控制正弦波逆变器系统稳定性好、输出电压波形畸变率低,具有一定的实际应用价值。
The experimental results prove that the sine wave inverter designed by this method have good stability and high quality output voltage and can be applied in practice.
因此,在三相感应电动机的型式试验中,首先必须测试电源电压的波形畸变率。
Therefore the wave form aberration rate must first be tested in the full scale test of tree? Phase induction motor.
该方案能在80 ~ 265V宽输入电压范围内得到稳定直流电压输出,具有效率高、总谐波畸变率低、功率因数接近为1等特点。
It can achieve a fixed output of DC voltage in the universal input range of ac 80 ~ 265 V. It owns the advantages of high efficiency, low total harmonic distortion, PF near to 1.
在这种新的逆变器开关控制策略中建立多目标优化函数,既使得电压型逆变电路输出电流波形总谐波畸变率尽量小,同时又能减小逆变过程的电力电子开关损耗。
In this control law multi-object function is created, which enables a voltage-source type inverter to produce a near standard sine wave with a minimum switching loss.
在这种新的逆变器开关控制策略中建立多目标优化函数,既使得电压型逆变电路输出电流波形总谐波畸变率尽量小,同时又能减小逆变过程的电力电子开关损耗。
In this control law multi-object function is created, which enables a voltage-source type inverter to produce a near standard sine wave with a minimum switching loss.
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