厂用电源系统检修后空充电谐振的分析及防范措施

Cause for harmonic vibration during charging immediately after inspection of power supply system for internal use at power plant and preventive actions

叙述了空充厂用电母线引起的铁磁谐振基本原理和铁磁谐振发生后的基本现象,并根据铁磁谐振发生的原因,结合实际讨论了消除铁磁谐振的几种方法。

The ferromagnetic harmonic vibration caused by the power supply busline for internal use while it is being charged for the first time immediately after inspection and its basic symptoms are described in detail, and several ways are suggested for elimination of such ferromagnetic harmonic vibration.