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同步电动机励磁冗余控制系统的设计与改造

商勇, 颉琳涛,刘菲

Control and Instruments in Chemical Industry(2019)

Cited 0|Views9
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Abstract
针对化工厂大型同步电动机原励磁控制系统存在的不足进行升级改造.采用冗余式励磁控制系统,实现同步电动机励磁系统双通道热备份式控制功能,进一步提高了励磁系统运行的安全可靠性.同时优化联锁控制逻辑,改变原联锁方式,当转速信号和电流同时消失才判定为故障,提高了故障分析的准确性.
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