介绍了在三相三开关高功率因数变换器中应用复杂可编程逻辑器件(CPLD)实现逻辑控制部分的方案。
This paper introduces a scheme in which a complex programmable logic device (CPLD) is used in the three phase three pole switch high rating factor convertor to realize logic control.
其特征是不要外接偏置电压源，而由一个特殊隔离变换器将输入逻辑信号变换为能快速开通或关断IGBT模块的驱动电力。
Its feature is that the input logical signal is converted to drive power by a special isolated converter, which makes a IGBT module turn on or off quickly, without any other biased voltage sources.
根据单元级联多电平变换器拓扑结构及其脉宽调制技术的特点，以数字信号处理器和复杂可编程逻辑器件为核心，设计了多电平变换器的控制器。
On the basis of topology of cascaded multilevel convertor and its PWM technique, designed the controller of multilevel convertor at the core of DSP and CPLD.
根据单元级联多电平变换器拓扑结构及其脉宽调制技术的特点，以数字信号处理器和复杂可编程逻辑器件为核心，设计了多电平变换器的控制器。
On the basis of topology of cascaded multilevel convertor and its PWM technique, designed the controller of multilevel convertor at the core of DSP and CPLD.
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