This paper discusses the basic principle which the inverted firing angle of thyristor inverter has the influence on power factor of a cascade connected device.
本文论述了可控硅逆变器逆变角影响串级调速装置功率因数的基本原理。
When the hydraulic support dip angle is bigger, it must consider antislipery and guard against the inverted problem.
液压支架倾角较大时，必须考虑防滑与防倒的问题。
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