A method for analysing the oscillations in nonlinear control systems with relaycharacteristics by means of Z-transform is presented in this paper.
本文提出了用Z变换方法分析非线性继电控制系统的自振问题。
2
The characteristics of electromagnetic interference typical for generating units and microprocessor relay protection equipment was given.
——电磁干扰的典型特点及微处理器为机组继电保护设备进行了必要的分析说明。
3
Modeling and faults calculation in the new converter transformer are the bases of research on operating characteristics, relay protection and fault diagnosis of the new converter transformer.