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一种基于优先级的控制系统性能评估和安全监控系统
引用本文:荣冈,杨胜蓝,周培杰,冯毅萍. 一种基于优先级的控制系统性能评估和安全监控系统[J]. 化工学报, 2016, 67(3): 707-714. DOI: 10.11949/j.issn.0438-1157.20151948
作者姓名:荣冈  杨胜蓝  周培杰  冯毅萍
作者单位:浙江大学工业控制技术国家重点实验室, 智能控制与系统研究所, 浙江 杭州 310027
基金项目:国家高技术研究发展计划项目(2014AA041805)。
摘    要:控制系统性能监控和评估的研究对保障生产过程安全高效运行具有重要意义。对于一个控制系统,各种监控评估指标的重要性不同却有内在冲突性,例如控制系统的性能"卡边"操作与安全生产有时是矛盾的。因此,提出了优先级性能评估与监控的思想,系统依照优先级序列对各指标进行性能评估,并对事关安全的关键过程变量重点监控;开发了针对MPC多变量控制系统的优先级性能评估与监控系统,并应用于催化裂化反应-再生系统。

关 键 词:优先级  模型预测控制  经济  性能评估  安全  
收稿时间:2015-12-22
修稿时间:2015-12-29

A control performance monitoring and assessment system with priority strategy for process industry
RONG Gang,YANG Shenglan,ZHOU Peijie,FENG Yiping. A control performance monitoring and assessment system with priority strategy for process industry[J]. Journal of Chemical Industry and Engineering(China), 2016, 67(3): 707-714. DOI: 10.11949/j.issn.0438-1157.20151948
Authors:RONG Gang  YANG Shenglan  ZHOU Peijie  FENG Yiping
Affiliation:State Key Laboratory of Industrial Control Technology, Institute of Cyber-Systems and Control, Zhejiang University, Hangzhou 310027, Zhejiang, China
Abstract:Control performance monitoring and assessment (CPM/A) plays great role in ensuring process working safely and efficiently. However, for a control system, the importance of the performance indicators is with different degree but in conflict, e.g. maintaining the operating point on the borderline is contradict with the aim of safety. In this work, a priority strategy for CPM/A system is presented, which monitoring and accessing the control system rank by rank so as to monitor the key variances relevant with safety in particular. A prioritized CPM/A system in multi-variable Model Predictive Control (MPC) system is developed for FCCU reactor-regenerator system and shows its advantages.
Keywords:priority  model-predictive control  economics  performance assessment  safety  
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