Numerical simulations confirm the strategy ' s validity and feasibility . this strategy provides an effective solution to other nonlinear multivariable control systems as well 仿真實(shí)驗(yàn)證明,該策略是有效和可行的,并為其他非線性多變數(shù)系統(tǒng)的控制提供了有效方法。
Combined with these bound establishing methods , a new integrated mv benchmarking bounds performance assessment theory system of multivariable control system is constituted 幾種建界方法相互結(jié)合,形成一套完整的、基于最小方差基準(zhǔn)界的多變量控制系統(tǒng)性能評(píng)價(jià)理論體系。
Simulations for 2 * 2 multivariable control systems parameter adjustment are carried out . the results show that the proposed optimal adjustment strategy and the related soft are valid . 3 對(duì)2 2多變量控制系統(tǒng)的pid參數(shù)優(yōu)化整定進(jìn)行了仿真研究,結(jié)果表明,所開(kāi)發(fā)的pid參數(shù)優(yōu)化整定軟件是有效的。
When several coke ovens are connected in parallel , there are many external disturbance factors , as well as complex coupling relations , so the discharge header pressure system of coke oven is a complex multivariable control system and there is no mathematical model up to now 在多座焦?fàn)t并聯(lián)生產(chǎn)條件下,集氣管壓力控制對(duì)象存在復(fù)雜的耦合關(guān)系,且尚無(wú)精確的數(shù)學(xué)模型,這就給集氣管壓力控制系統(tǒng)的設(shè)計(jì)帶來(lái)困難,難以實(shí)現(xiàn)精確的控制。
Summarizes the design and develop ways of monitoring and fault diagnosis systems based on pca for multivariable control system . introduces the main statistical variables , multivariate control charts and the analysis ways of statistical variables . then this paper takes a model of continuous process for example , to show and analysis the result of fault diagnosis based on pca 概述和總結(jié)了基于主元分析的多變量控制系統(tǒng)故障監(jiān)測(cè)與診斷系統(tǒng)設(shè)計(jì)思想,分析了主要統(tǒng)計(jì)量、控制圖以及數(shù)據(jù)基本分析處理方法,并以一個(gè)連續(xù)生產(chǎn)過(guò)程模型為例,闡述了故障診斷模型的建立過(guò)程以及診斷結(jié)果分析。
In this book the methodology and concept of designing multivariable control systems for aeroengines are presented which include : general development tendencies in aeroengines and aeroengine control systems ; modeling of aeroengines ; design of various control laws for aeroengines ; design of fault tolelant control systems for aeroengines and design of integrated flight / propulsion control systems 本書(shū)闡述現(xiàn)代航空發(fā)動(dòng)機(jī)多變量控制系統(tǒng)設(shè)計(jì)方法及概念:航空發(fā)動(dòng)機(jī)及其控制系統(tǒng)的發(fā)展趨勢(shì);航空發(fā)動(dòng)機(jī)建模;各種航空發(fā)動(dòng)機(jī)現(xiàn)代控制規(guī)律的設(shè)計(jì);發(fā)動(dòng)機(jī)容錯(cuò)控制系統(tǒng)設(shè)計(jì)以及飛行/推進(jìn)綜合控制系統(tǒng)設(shè)計(jì)。
The pid parameters adjustment methods are studied for single loop - control sy stems ^ cascade control systems , feed forward back forward control systems and 2 * 2 multivariable control systems according to the character of thermal processes control . the optimal adjustment strategy of using simple shape algorithm to search the optimal pid parameters with the initial pid parameter values obtained by related adjustment methods is proposed . the optimal adjustment soft is developed also 針對(duì)熱工過(guò)程的特點(diǎn),研究了單回路控制系統(tǒng)、串級(jí)控制系統(tǒng)、前饋-反饋控制系統(tǒng)和2 2多變量控制系統(tǒng)的pid參數(shù)整定方法,并在此基礎(chǔ)上提出了以上述各系統(tǒng)的pid參數(shù)整定值作為初始參數(shù)值,采用單純形算法對(duì)pid參數(shù)進(jìn)行尋優(yōu)的pid參數(shù)優(yōu)化整定方案,并開(kāi)發(fā)了相應(yīng)的pid參數(shù)優(yōu)化整定軟件。
The main statistical variables and multivariate control charts are introduced . the design idea of fault monitoring and fault diagnosis systems based on principal component analysis for multivariable control system is analyzed . a model of pta oxidation process is talcen as an example to show the result of fault diagnosis based on principal component analysis 介紹了多元統(tǒng)計(jì)過(guò)程控制在故障診斷中常用的統(tǒng)計(jì)量及統(tǒng)計(jì)控制圖,分析了基于主元分析的多變量控制系統(tǒng)故障監(jiān)測(cè)與診斷的設(shè)計(jì)思想,并將其應(yīng)用于pta氧化過(guò)程仿真監(jiān)控。