external disturbance 中文意思是什麼

external disturbance 解釋
外部干擾
  • external : adj 1 外部的，外面的；【哲學】外界的，客觀的，物質的。2 表面上的 （opp intrinsic）; 膚淺的，淺薄...
  • disturbance : n. 1. 動亂，變亂，騷亂。2. 煩悶；（心情）紛亂；（身心）失調。3. 【無線電】干擾；【氣象學】擾動；【地質學；地理學】（地殼的）局部運動。4. 【法律】侵犯（權利），妨害（治安）。
  1. Design method of the electromechanical actuator controller based on the robust mixed h2 / h * control theory is studied, taking advantage of the priority of the linear matrix inequation in solving the problems of the multiobject control, the robust mixed h2 / h * control problem of the electromechanical actuator under the condition of parameter perturbation and external disturbance can be transformed to the solving of the linear matrix inequation

    研究了基於魯棒h _ 2 h _混合控制理論的電動舵機的控制器設計方法，利用線性矩陣不等式在多目標綜合控制問題求解方面的優勢，將存在參數攝動及外部擾動時的電動舵機的魯棒h _ 2 h _混合控制問題轉化為線性矩陣不等式問西北工業大學博士學位論文題並進行求解。
  2. After that, a fuzzy neural network control design with mixed performance was proposed aiming at different requirement to uncertainty, which separately compensate parameter uncertainties and external disturbances of robot system. this method can ensure the robust stability that under a prescribed attenuation level for the external disturbance, and also strengthens compensation to parameter uncertainties. the theory of hybrid force / position control is clear, however, it is difficult to implement

    針對實際應用中對不確定的不同要求，又提出了一種具有混合/性能指標的神經網路控制方法，對機器人不確定性（包括參數不確定性和外部擾動）分別進行補償，保證了系統對外界干擾在給定的干擾衰減度下具有魯棒穩定性的同時，還增強了系統對參數不確定性的補償。
  3. It is shown that the proposed scheme guarantees the stability of the closed - loop system and achieves tracking performance idex, meanwhile the influences of external disturbance, neural network approximation error and the cross - coupling of input to output on the tracking error are reduced to a prescribed level

    該方法不僅保證了閉環系統的穩定，而且使外部干擾、神經網路逼近誤差及輸入對輸出的交叉耦合對跟蹤誤差的影響衰減到給定的水平。
  4. In operating process of systems, besides the external randoml disturbance from the, also influence also comes from inside as parameter changing, in order to cope with this two kinds of uncertainties, a minimization variance control strategy based on innovations is proposed rind the analytic solution of this suboptimal control is obtained in this paper

    摘要系統在運行過程中，除了受到來自外界的隨機干擾外，還受到了諸如內部參數引起的不確定性的影響，為對付這兩種不確定性，採用雙態控制方法，提出了基於新息的最小方差控制策略，獲得了該次優控制律的解析解。
  5. This dissertation presented two new methods of robust adaptive track control for a class of mimo strong nonlinear system with external disturbance. one method makes use of taylor approximation principle to linearize the mimo strong nonlinear system at the ideal equilibrium point, meanwhile external disturbance is considered, and then designs two on - line neural network controller respectively, which can dynamically compensate the high order items of taylor series and the control signals at ideal equilibrium point under the drive of state error between linear and nonlinear system. a linear feedback controller obtained by pole assignment and two on - line neural network act on the practical mimo high nonlinear system together, guaranteeing the whole system robust stable and tracking the specified signal ; the other method designs three on - line neural networks for this class of system

    本文對於一類含有外部擾動的多輸入多輸出（ mimo ）強非線性系統，提出了兩種新的魯棒自適應跟蹤控制方法，第一種利用了taylor近似的原理，在考慮了外部擾動的情況下，將mimo強非線性系統在理想平衡點處線性化，分別設計了兩個在線神經網路控制器，在線性和非線性系統之間的狀態誤差驅動下動態補償系統的taylor近似高階項及理想平衡點處的控制信號，滿足極點配置方法的線性反饋控制器和兩個在線神經網路聯合作用於實際的被控mimo強非線性系統，在保證整個系統魯棒穩定性的情況下，能夠跟蹤給定的指令信號；另一種方法是針對這類系統設計了3個在線神經網路，分別實時抵消這類非線性系統中的非線性部分、與控制量耦合的非線性項以及外部擾動，使得受控系統的輸出可以完全跟蹤給定輸入參考信號。
  6. Sy - kang shen, ching - yin lee and tsung - chih lin, " an equivalent external disturbance rejection method for robust brake control of a heavy - duty trunk, " 1999 automatic control conference, ( 1999 )

    李清吟，蔡岳璋，周文雄，邱啟智，王如慧， "電力代輸網路有效與無效電力之解離， "第十九屆電力工程研討會論文集，第927至931頁， （ 1998 ）
  7. Flexible structure is sensitive to the external disturbance and work environment, so it ' s very easy to generate physical flaw

    山于柔性結構對外界干擾和工作環境部很敏感，導致柔性結構在工作過程中比較容易產生物理缺陷。
  8. In order to separate the disturbance signal of the external vibration from dynamic balance measuring signal of the precision centrifuge, this paper analyzes the measuring signal of dynamic balance measurement system of the precision centrifuge ( the inertial navigation test equipment ), the rotary center of the rotor acted by the static unbalance and the couple unbalance is studied respectively, the horizontal external vibration from the foundation and the effects of angle vibration on the dynamic measurement are studied respectively

    為從精密離心機動平衡測試信號中分離出外界振動的干擾信號，分析了慣導用精密離心機動平衡測試系統的測試信號，研究了靜不平衡與偶不平衡作用下轉子的回轉中心，分析了來自地基水平方向的外界振動及外界角振動對精密離心機動平衡測試的影響。
  9. The result shows that this kind of adaptive control method has robust performance to a great extent because of the special dynamic compensation for external disturbance in these two systems. lastly, this dissertation introduces the main development techniques used for exploring distributed 3d flight platform which can validate advanced flight control laws in theory and method. based on windows 2000 / xp os ( operation system ), it synthetically applies real - time simulation arithmetic of control system, oop ( object oriented program ) development technique, tcp / ip protocol - based net - communication technique and api development technique of 3d virtual reality opengl to exploring the distributed simulation platform with friendly a

    本文對于驗證先進飛行控制理論的分散式三維飛行模擬平臺主要開發技術進行了原理和方法上的介紹，文中在基於windows2000 xp操作系統下，綜合運用了控制系統實時模擬演算法、面向對象的軟體oop開發技術、基於tcp ip協議的網路通訊技術及三維虛擬現實opengl的api開發技術，在vc + +應用程序框架的范圍內，開發了具有友好互動式三維界面的分散式模擬平臺，該平臺除了用於先進飛行控制理論的實南京航空航天大學博士學位論文時程序驗證之外，也可以用於航空院校的飛行控制系統教學實踐和飛行訓練的課程，由於開發這一平臺並不需要大量的資金投入，因此具有非常廣泛的應用前景。
  10. Considering the high order nonelinearly and mutiple - input - mutiple - output coupling effect of the system, different driving condition and complex external disturbance, hybrid fuzzy - pid control with parameters selfturning is adopted in engine speed control system, the simulation which is integrated with vehicle model in the matlab environment shows that the performance and fuel economy of the car with pscvt is better than those of car with the standard manually shifted transmission

    考慮到車輛系統的高階非線性和輸入輸出的耦合效應及汽車運行的復雜工況和外界環境干擾等因素的影響，提出了混合模糊? pid控制演算法用於變速系統速比的控制，並結合整車的數學模型在matlab下進行了計算機的動態模擬。
  11. The performance and effectiveness of the semi - active logic control algorithm could only depend on the control algorithm itself without structural system model and is not affected by external disturbance, in which the analysis is simplified and the control performance is enhanced. the semi - active logic control algorithm has the high adaptability for different kinds of ground excitations. the effectiveness and efficiency of the proposed semi - active logic control algorithm was higher than those of the clipped - optimal algorithm, which is one of the most popular control algorithms used at present for mr dampers

    半主動邏輯控制方法不依賴結構體系模型和外界擾動影響，只依賴于邏輯控制演算法自身，簡化了分析過程，增強了控制效果，且對不同激勵的適應性強，比目前廣泛應用的部分最優控制演算法的控制效果和魯棒性好，是一種新的具有工程應用價值的結構智能半主動控制方法。
  12. Unlike traditional differential geometrical method, the robust adaptive neural net - based control emphasizes on the theory and application of intelligence control in nonlinear system that is weighed by robust performance index. the problem of robust reliability and stability in a kind of weak nonlinear system is first proposed in the dissertation, and then it deeply analyses and discusses the problem of how to design track controller in strong nonlinear system with uncertainties and external disturbance on the premise of guaranteeing the whole system ' s robust performance index. the distributed 3d flight simulation platform is mainly used to validate real - time program and evaluate the efficiency of advanced flight control laws, therefore, some theories and techniques related to the platform are also introduced

    基於神經網路的魯棒自適應控制研究和分散式三維飛行模擬平臺的構建是本論文研究的兩個主要內容，與傳統微分幾何方法不同的是，基於神經網路的魯棒自適應控制側重於智能控制方法在以魯棒性為性能指標的非線性系統中的理論和應用研究，論文以一類弱非線性系統的魯棒可靠鎮定問題為引線，逐步深入地分析和探討了在保證整個被控系統魯棒性能指標的前提下，對于幾類具有不確定性和外部擾動的強非線性系統跟蹤控制器的設計問題；分散式三維飛行模擬平臺主要用於先進飛行控制律的實時程序驗證和效能評估之用，因此關于平臺的一些開發原理和技術方法也在文中給出了介紹。
  13. 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

    在多座焦爐並聯生產條件下，集氣管壓力控制對象存在復雜的耦合關系，且尚無精確的數學模型，這就給集氣管壓力控制系統的設計帶來困難，難以實現精確的控制。
  14. Nevertheless, the widely existed overconstraints in the mechanisms will make the quality of the mechanisms very sensitive to the inevitable manufacturing, assembly errors ( especially, the errors resulted from the shape and position between kinematic pair elements and their axes ). at the same time, because the internal and external uncertain factors such as non - plane characteristic of dynamic parameters of links ( such as mass distribution, inertia forces, etc. ), bending and twist of links, and the changes of environment and operating condition are inevitable, they will form the disturbance to planar constraints and make them possess the characteristic of " uncertain "

    但是，平面連桿機構中廣泛存在的過約束，造成機構對製造、安裝誤差特別是運動副元素的形位誤差十分敏感；同時，由於不可避免的內部和外部不確定因素的影響，常常會造成機構運動的「障礙」及系統中某些構件的變形和運動副中的附加動載荷，引起機械的振動、沖擊、噪聲等而導致機械的效率和工作性能的降低。
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