Distributed partial output consensus optimization for constrained chain interconnected systems

IF 3.3 2区 计算机科学 Q2 AUTOMATION & CONTROL SYSTEMS
Zidong Liu , Dongya Zhao , Shuzhan Zhang , Xindong Wang , Sarah K. Spurgeon
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引用次数: 0

Abstract

For chain interconnected systems with state and input constraints, a partial output consensus (POC) optimization problem is studied when the set-points are infeasible. In this case, outputs with and without consensus requirements cannot converge to the set-points achieved from real-time optimization. For this case, a novel set-point optimization method is developed, which is called distributed partial output consensus optimization. Based on this method, the set-points for two-part outputs i.e. having a part that must achieve consensus and a part that has a set-point, can be recalculated simultaneously and their feasibility can be ensured by using a distributed projection operator. The convergence of the strategy is then analyzed. From the results of both simulation and experimental testing, the effectiveness of the proposed method is validated.

约束链互联系统的分布式部分输出共识优化
对于具有状态和输入约束条件的链式互连系统,研究了当设定点不可行时的部分输出共识(POC)优化问题。在这种情况下,有共识要求和无共识要求的输出都无法收敛到实时优化所实现的设定点。针对这种情况,开发了一种新的设定点优化方法,称为分布式部分输出共识优化。基于这种方法,可以同时重新计算两部分输出(即必须达成共识的部分和有设定点的部分)的设定点,并使用分布式投影算子确保其可行性。然后分析了该策略的收敛性。根据模拟和实验测试的结果,验证了所提方法的有效性。
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来源期刊
Journal of Process Control
Journal of Process Control 工程技术-工程:化工
CiteScore
7.00
自引率
11.90%
发文量
159
审稿时长
74 days
期刊介绍: This international journal covers the application of control theory, operations research, computer science and engineering principles to the solution of process control problems. In addition to the traditional chemical processing and manufacturing applications, the scope of process control problems involves a wide range of applications that includes energy processes, nano-technology, systems biology, bio-medical engineering, pharmaceutical processing technology, energy storage and conversion, smart grid, and data analytics among others. Papers on the theory in these areas will also be accepted provided the theoretical contribution is aimed at the application and the development of process control techniques. Topics covered include: • Control applications• Process monitoring• Plant-wide control• Process control systems• Control techniques and algorithms• Process modelling and simulation• Design methods Advanced design methods exclude well established and widely studied traditional design techniques such as PID tuning and its many variants. Applications in fields such as control of automotive engines, machinery and robotics are not deemed suitable unless a clear motivation for the relevance to process control is provided.
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