vvvf variable voltage variable frequency
      
    
    
        
               
    
    
    ... VSI Voltage Source Inverter 电压源逆变器 VVVF Variable Voltage Variable Frequency 变压变频 WSP Wheel Slide Protection 车轮防滑 ...
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    ...e Carrier 大型油船 VOC Volatile Organic Compounds 挥发性有机化合物 VVVF Variable Voltage Variable Frequency 空冷风扇等,可以改变其选转速度的电动机 变压变频器 ..
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 vvvf variable voltage variable frequency
 VVVF变电压变频率
 以上为机器翻译结果,长、整句建议使用 人工翻译 。
  
 
 
                        
    
    
                
            
                                     
                            
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Self-excitation of induction motors caused by output LC filters of variable voltage variable frequency(VVVF) power supplies is harmful both to the motor and the power supply.
                    					 
                                        
                    变频器LC滤波器中电容器与异步电机之间自激引起的过电压会对逆变器和电机本身产生危害。
                                        
                                                            
                                                    youdao
                                            
                 
                                       
                            
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The variable voltage variable frequency(VVVF) control of 3-phase induction motor for driving trolleybuses is expounded.
                    					 
                                        
                    介绍无轨电车采用变压变频控制的三相感应电动机驱动技术。
                                        
                                                            
                                                    youdao
                                            
                 
                                       
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