摘  要：本文介绍了变频空调，变频洗衣机和变频电视机等家电产品的变频节电原理，列举了合肥三洋，松下洗衣机的变频技术，通过对美的空调一赫兹变频技术的分析比较，剖析了变频电视机的变频原理。

关键词：变频家电   变频空调   变频洗衣机   变频电视机  

Abstract: This paper introduces the principle of power-saving variable frequency inverter air conditioner, washing machine and frequency inverter home appliances such as televisions, citing the Hefei Sanyo,Panasonic washing machine inverter technology, through the analysis of a US air-conditioning inverte