The parameter optimization and performance analysis of nonlinear PI controllers of thermal process are studied in this paper.
研究了热力过程非线性PI控制器的参数优化和性能分析问题。
The DC bus voltage and the power factor of the PWM rectifier are regulated by three nonlinear PI controllers with high performance.
采用双环结构，用三个非线性PI环节实现了对整流器直流电压与功率因数的高性能控制。
The dynamic performance of thermal process control system can be improved significantly through selecting appropriate nonlinear PI controllers.
在热力过程控制系统中，通过选择合适的非线性P I控制器，能使系统的动态性能得到显著改善。
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