nonlinear control theory 中文意思是什麼

nonlinear control theory 解釋
非線性控制理淪
  • nonlinear : 非線性的
  • control : n 1 支配，管理，管制，統制，控制；監督。2 抑制（力）；壓制，節制，拘束；【農業】防治。3 檢查；核...
  • theory : n. 1. 理論，學理，原理。2. 學說，論說 （opp. hypothesis）。3. 推測，揣度。4. 〈口語〉見解，意見。
  1. In this thesis, according to changeable quantity, nonlinear and time - varying of the copperplate rolling process, the simple fuzzy controller was first designed based on the analysis of the fuzzy control theory, which is the basis of other high - level controllers

    本文針對銅板軋制過程具有多變量、非線性、時變性的特點，在分析了模糊控制基本理論的基礎上，首先設計了銅板軋制簡單模糊控制器，這也是進一步設計其它高性能模糊控制器的基礎。
  2. Abstract : the theory of variable structure control of sing ular nonlinear control systems was considered based on the singular nonlinear systems itself by employing the method of geography, and gives the sufficient condition of existence of variable structure control and approximation theory of real sliding mode. it is shown that sliding condition only guarantee the slow - varying state of real sliding mode approach that of ideal sliding mode but not guarantee the fast - varying state of real sliding mode approach that of ideal sliding mode. the method applied for studying normal nonlinear system can not be used directely to singular nonlinear system

    文摘:利用幾何方法，從廣義非線性系統本身出發，研究了廣義非線性控制系統的變結構控制理論，給出了系統存在變結構控制的充分條件及實際滑動模的近似定理.從所得結論可知，滑動條件僅能保證實際滑動模的慢變狀態趨近於理想滑動模的慢變狀態，而不能保證實際滑動模的快變狀態趨近於理想滑動模的快變狀態，研究正常非線性系統的方法已不能簡單地被利用到廣義非線性系統
  3. By utilizing expert experience and language information, analyzing, modeling and control of many industrial complex plants can be handled effectively by fuzzy control technology, which otherwise will be very hard by approaches of traditional control theory, if not impossible. in addition, these complex plants can be controlled easily even without exact mathematical models, so fuzzy control has become a popular topic for analysis and design of complex nonlinear systems

    傳統控制理論難以解決復雜非線性系統分析、建模與控制問題，而模糊控制技術由於能夠方便地利用專家經驗及語言信息，甚至無需建立系統數學模型即可對系統進行控制，目前已逐漸成為復雜非線性系統分析與設計所採用的主要方法之一。
  4. To overcome this problem, the author researching from the core of active disturbance rejection control theory " fal function ", having the advantage of : small errors, large gains ; big error, the small gains character, designs a nonlinear pid gesture controller. simulation results showed that the design of nonlinear pid controller shortening the small satellite gesture catch time and improving the attitude control precision

    為了克服這個問題，本文從自抗擾控制理論中的核心「 fal函數」出發，基於fal （ e ， ， ）函數具有:小誤差，大增益;大誤差，小增益的特性，設計了一種非線性pid姿態控制器，比較好的縮短了小衛星姿態捕獲時間，一定程度上提高了姿態控制的精度。
  5. Nonlinear model based predictive control ( nmpc ) not only is a valuable approach for solving practical control problems, but also is the frontier of nonlinear control theory. the perceptible successes of mpc strategies can be attributed to several factors including its inherent ability to handle input and output constraints, time delay and incorporation of an explicit model of the plant into the optimization problem. this dissertation discusses two kinds of nonlinearity ( or nonlinear system )

    本文沿著理論研究與工程實際相結合的設計思路，較為系統和全面的研究了非線性模型預測控制理論，提出改進新演算法；探討了非線性模型預測控制理論在自主水下航行器控制系統設計中的應用，豐富和發展了模型預測控制理論，本論文的主要工作及意義有以下幾個方面： 1 ）從工程應用的角度研究有限域無終端約束廣義預測控制穩定性充分條件，為有約束廣義預測控制穩定性研究奠定了基礎。
  6. Nonlinear control system theory

    非線性控制系統理論
  7. It has solved the problem of weak robust when the linear control theory is used to control a complicated nonlinear systems like airplane

    克服了單純用線性控制系統理論來控制象殲擊機這樣的復雜非線性系統魯棒性能較差的問題。
  8. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  9. With the combination of automatic control theory and practical thermal process automation object in the power station, three main fields including nonlinear calibration of thermal instrument, new control strategies of main steam pressure and advanced control strategies of main steam temperature are studied in detail in this paper

    本文將自動控制理論和火電廠熱工自動化的具體對象相結合，進行了3個方面的研究工作：熱工儀表非線性校正、主蒸汽壓力的新型調節策略、主蒸汽溫度的先進控制策略。
  10. For the nonlinear two - point boundary value problem with both time - delay terms and time - advanced terms driven by the optimal control theory, we build a sequence of nonhomogeneous linear two - point boundary value problems according to the successive approximation approach of constant differential equation

    再利用常微分方程的逐次逼近法，將由系統的最優控制問題得到的即含有時滯項又含有超前項的非線性兩點邊值問題化為非齊次線性兩點邊值問題族。
  11. There are many plants that have the character of time - varying, large delay, large inertia in the process of production of modern power station such as the superheated steam temperature, the reheated steam temperature, the water treatment of boiler and the load regulation. some of them have the strong character of nonlinear and some of them are multivariable coupling systems it is very difficult to obtain good effect of control by conventional pid control. it is necessary to set up the mathematics models of controlled plants if applying control means of modern control theory such as self - adaptive control, optimal control ， decoupling control and predictive control. and these control systems have large calculation and bad character of real time in general. these disadvantages make them be not able to meet the need of real production process and limit the application of them in modern power station. now the generator units are developing towards large capacity and high parameters. many new kinds of generating electricity means are coming into being. the characers of production units of power station become more and more complex but the demand to quality of control becomes more and more strict. the new control means are in bad need to control them effectively

    現代電站的生產過程中存在過熱汽溫、再熱汽溫、鍋爐水處理、負荷調節等許多大遲延、大滯后、特性時變的對象，它們中有些還是具有強非線性特性的對象或多變量耦合系統，採用常規的pid控制手段很難取得良好的控制效果。若應用現代控制理論中的自適應控制、最優控制、解耦控制、預測控制等控制手段，則需要建立被控對象的數學模型，而且往往控制系統的計算量大、實時性差。這些缺點使其很難滿足實際生產過程的需要從而極大地限制了其在現代電站中的應用。
  12. In order to improve measurement precision and display fidelity of the instrument, three new methods of nonlinear calibration of thermal instruments, which are based on intelligent control theory, are presented in this paper, such as nonlinear compensation of zr02 oxygen measurement instrument using bp nn, nonlinear calibration of temperature measurement sensors using cmac nn and nonlinear identification of throttle flow meter using ga. these methods prove to be not only simple but also effective

    火電廠熱工儀表普遍存在非線性特性，為了提高參數測量的準確度和儀表顯示的精確度，基於智能控制理論，文中提出了熱工儀表非線性校正的新方法： bp神經網路補償氧化鋯氧量計非線性特性的方法、 cmac神經網路校正測溫傳感器非線性特性的方法、遺傳演算法辯識節流式流量儀表非線性特性的方法。
  13. This paper utilizes stochastic optimal control theory, ito formula in stochastic analysis and nonlinear filter technique to maximize the expected utility from the terminal wealth

    本文運用隨機最優控制理論、隨機分析中的it （ ? ）公式及非線性濾波技術，研究投資者極大化終止時刻期望效用的最優投資策略問題。
  14. In this paper, the control system of industrial boiler widely used in industrial production was studied. aiming at the nonlinear object of industrial boiler with instability parameter and difficult building math model, combining fuzzy control theory and neural networks theory, a adaptive controller built with compensatory fuzzy neural networks to control industrial boiler is proposed

    本文對于目前在工業生產中廣泛應用的工業鍋爐的控制系統進行了研究，針對工業鍋爐這種具有非線性、參數不穩定、難以建立精確的數學模型的控制對象，結合模糊控制理論和人工神經元網路理論，提出用補償模糊神經網路構造自適應控制器實現對工業鍋爐的過程式控制制。
  15. Based on feedback linearization in the nonlinear systems and variable - structure control theory in the linear system, a new nonlinear basic controller is designed

    並應用狀態反饋精確線性化方法與線性系統的變結構控制理論相結合的方法，設計了新型非線性變結構控制器的控制規律。
  16. Inverted pendulum system ( ips ) is a type of typical complex hard - control system. the research on it can be representative of that on a nonlinear, inllltivariahle, absolute unstable system. the method and thought for controlling it is very useful to the control theory and process control

    倒立擺系統是一種典型的復雜難控系統，對倒立擺的研究可歸結為對非線性多變量、絕對不穩定系統的研究，其控制方法和思路無論對理論或實際的過程式控制制都有很好的啟迪，是檢驗各種控制理論和方法的有效的「試金石」 。
  17. According to the characteristics of the em, we anticipate applying the nonlinear control theory and the intelligent decisions on it. and the research achievement is widely accepted and affirmative

    針對電動機車之特性，我們企圖將近年來之尖端控制技術與決策理論應用其上，目前已獲得良好之實效，並獲得國內外普遍之肯定。
  18. What ' s more, the optimal solution cannot be guaranteed. according to the constraint nonlinear programming of designing horizontal trajectory presented by jiang shengzong in 2001, the paper constructs a nonlinear multilevel lumped parameter dynamical system by the nonlinear control theory and describes the existence of its solution and the controllability as well as the polykeys of this optimal control

    2001年江勝宗等人提出了側鉆水平井軌道設計的約束非線性規劃，本文應用非線性控制理論，建立了三維水平井井眼軌跡的非線性集中參數多階段動力系統，論述了該系統解的存在性及其最優控制的可控性和多解性。
  19. This paper focuses on the applying of the nonlinear control theory in hvdc control system. the main method is feedback linearization in the nonlinear systems, combined with the control theory in linear system. new basic controller and additional controller are designed in this paper

    本文側重於研究非線性控制理論中非線性系統反饋線性化方法在直流控制系統中的應用，並結合線性系統的控制理論，設計了直流系統中新型的基本控制器和附加控制器。
  20. To solve the problem, a nonlinear model of the electrohydraulic servo system was established and linearized accurately under large scale with nonlinear control theory. then a nonlinear controller was designed according to zero dynamics theory

    為解決這一問題，本文又建立了電液伺服系統的非線性模型，並應用非線性系統的幾何控制理論，使系統的非線性模型在大范圍內精確線性化，然後根據零動態原理設計出系統的非線性控制率。
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