【基於ICMMS的抽水蓄能机组调节系统研究】刘昌玉.pdf

ADissertationSubmittedto theAcademicDegreeEvaluationCommitteeof Huazhong University of Science andTechnologyfor theDegreeof Doctor of PhilosophyinEngineering Intelligent Control-Maintenance-ManagementSystemBased GoverningSystemforPumpedStorageUnits Ph.D.

华中科技大学博士学位论文提出一种用于巨型机组的基于可编程计算机控制器的步进式双调节PLC水轮机调速器,它直接用正反转脉冲控制步进电机,有效减少时延,消除了步进电机控制中性能瓶颈.用PLC内部高速计数器测频解决了大型PLC调速器测频模块可靠性问题:首次在PLC调速器中实现实时仿真和性能测试功能。具有PLC的高可靠性、C编程的灵活性和IPC的实时性。该调速器也可用于三峡等单调节巨型机组.本文研制出的我国第一套抽水蓄能机组调节系统已应用于工程实际。研制的用于巨型进行部级鉴定。

华中科技大学博士学位论文 erroris advantageous to the conventionalPIDlawin dynamicperformance androbustness.A technique ofon-line self-tuning controlparameters is studied.A new control and diagnosis strategy on the misstep of the steppingmotors are developed to guaranteeboth fast response and reliable operation.