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  • Users: Takhinen
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  1. Takhinen

    variable speed efficiency

    Hi, I am wondering if there is any study showing the AC drive chain efficiency? Lets assume that we have the following AC Drives parts: EMC filter , Frequency converter PWM type ,Output Filter ( for example - sine wave former) , long cables,AC motor , load So , what is the losses ( approx. in...
  2. Takhinen

    Switch Circuit Drive

    Hi ! What is the difference between PWM inverter and Switch circuit(SC) inverter ? Where can i find information about switch circuit(SC) patent and its possibility to be used in VSD? Seems to be that switch circuit inverter is more progressive than that one uses PWM , but how to form output...

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