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文章介绍了变频器在电工实习教学中的应用,讨论了FR-500E脉宽调制(PWM)型晶体管变频器的特点及与晶闸管变频器比较。
This article introduces the application of frequency converter in electrical engineering practice teaching, discusses the characteristics of FR-500E pulse width modulation (PWM) transistor converter and comparison with thyristor frequency converter.