The paper discusses a new high power factor converter applied in mine hoist.
提出了一种新的高功率因数变流器在矿井提升机中的应用。
The Method of Group-Control for Electronic Ballasting of the High Power Factor;
介绍了整流装置的功率因数的特点，分析了导通角的控制方法。
Within the entire operating range, high efficiency, specific power, and high power factor, high reliability.
整个运行范围内，效率高、比功率大、功率因数高、可靠性高。
Response speed in milliseconds, the power factor is high, especially energy-saving and environmental protection.
响应速度以us计，功率因数高，特别节能、环保。
Response speed in milliseconds, the power factor is high, especially energy-saving and environmental protection.
响应速度以us计，功率因数高，特别节能、环保。
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