In allusion to the current integral action in zero-power control of hybrid suspension system with electro and permanent magnets, the negative effect was researched.

针对电磁-永磁混合磁悬浮系统零功率控制中的电流积分问题，开展电流积分负作用的研究。

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This paper describes a microcomputer compound control system for single phase resistance-heated furnace based on power and temperature regulations with uniform distribution and zero trigger.

本文介绍一个单相电阻炉均布式零触发调功调温的微机复合控制系统。

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It shows that DVR will inject small zero sequence component into the power system during compensation control even if there is no zero sequence circuit. This will influence the voltage on system side.

分析表明，即使系统不存在零序回路，DVR都会在补偿控制中向系统注入微小的零序分量，该零序分量会对无零序回路系统侧电压造成不良影响。

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