over-voltage and insulation level 过电压与绝缘水平
A method of keeping neutral point potential balanced based on three-level SPWM had been brought forward, which can improve output waveform and decrease the possibility of IGCT's over-voltage.
提出了一种基于三电平spwm调制的中点电压抑制方法，在改善输出波形质量的同时，有效的降低了IGCT过电压的危险。
The circuit isolated by optical fibre for transmitting drive signals and avoiding over current is proposed to solve drive and protection problems for transistors in high-voltage multi-level convertor.
为解决开关器件在多电平高压功率变换器的驱动和保护问题，提出了一种光纤隔离的驱动保护电路。
The writing driver drives the second local lines using an over-driving voltage having a higher level than that of the normal-driving voltage during a predetermined period.
写入驱动器在预定周期期间，使用具有电平高于正常驱动电压的过驱动电压驱动第二局部线。
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