最小方差控制 的英文怎麼說

中文拼音 [zuìxiǎofāngchākòngzhì]
最小方差控制 英文
minimum variance control
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 小 : Ⅰ形容詞1 （體積、面積、數量、強度等不大） small; little; petty; minor 2 （年紀小的; 年幼的） youn...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 控 : 動詞1 （告發;控告） accuse; charge 2 （控制） control; dominate 3 （使容器口兒朝下 讓裏面的液體慢...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. A generalized minium variance pole assignment pid self - tuning controller can be used for the system with gentle time - varying delay. the controller algorithm is simplified. its effectiveness has been shown in many simulation uses

    在考慮系統時滯特性的情況下，提出了適合一類時滯系統的廣義最小方差極點配置自校正控制器，並對控制器演算法進行了簡化，使該控制器簡單易行，適應性強，模擬結果表明它的有效性。
  2. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。
  3. After analysis of the parameters of the devices, a conclusion is achieved that we can directly use the parameters of the dampers instead of devices to design the buildings in the common situation. then a one - freedom modal is used to compare the differences of performance between these two dampers under harmonic load. finally, three buildings, which are installed with viscoelastic dampers, viscous dampers and no dampers respectively, are analyzed using finite element method, time history method and response spectrum method, and the result is the same as that of harmonic analysis

    如果支撐剛度較小，應採用本文推倒的公式計算阻尼裝置的性能參數；利用單質點模型進行阻尼結構在簡諧荷載作用下的性能分析，並比較了粘彈性與粘滯阻尼結構在振動控制方面的性能差異；最後利用數值方法分別對未安裝阻尼裝置結構，安裝了粘彈和粘滯阻尼裝置的三種結構進行了反應譜和時程分析，得到了與理論分析一致的結果。
  4. Based on the basic function of fea, the iterated formula of modulus of elasticity is deduced through mathematical method as deviation control rule

    從有限元基本方程出發，採用最小二乘法作為誤差控制準則，推出彈性模量的迭代式。
  5. Design of identification experiment signal for minimum variance control

    基於最小方差控制的閉環辨識信號設計
  6. 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。
  7. Some robust stability conditions are derived. ( 4 ) a class of dual - rate input - output predictive model containing time delays is established. a new dual - rate predictive control algorithm for the time - delay system is presented, which makes up the shortcoming of multi - rate weighted minimum - variance control for time - delays system, and has solved the influence of time delays on the multi - rate system

    針對輸入更新速率比輸出采樣速率慢的雙速率采樣系統，建立了帶有時滯的輸入輸出預測模型，給出了時滯雙速率采樣預測控制演算法，彌補了已有文獻中時滯多速率采樣加權最小方差控制的不足，解決了時滯對多速率采樣系統帶來的影響
  8. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中，為跟蹤、定位機動目標和干預機動控制過程，需要統計處理離散的雷達觀測量實時估計推進發動機的推力，進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型，推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量，應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力
  9. To reappear stochastic waveform on esvrst in time field, the minimum variance implicit self - tuning regulators of siso and mimo systems are deduced based on carma models in this paper. the robustness of the regulator being used to control esvrst is validated good

    本文推導了在時域內對電液伺服道路模擬試驗臺進行隨機波形再現控制時，基於carma模型的，單輸入單輸出系統和多輸入多輸出系統的，隱式最小方差自校正調節器。
  10. Two industrial distillation column examples are given to illustrate the methods of control system performance assessment, and the results reveal its efficiency and feasibility

    分析結果表明，最小方差準則是控制器性能評價方面的一個有效和可行的基準。
  11. Only routine closed - loop operating data and knowledge of the process time delay are needed using minimum variance as a benchmark in controller performance assessment

    用最小方差準則來評價控制器的性能，僅需過程變量的常規閉環操作數據和過程的時間延遲特性。
  12. Controller performance assessment algorithms based on minimum variance for single loop control system, multivariate control system and cascade control system are derived in the paper

    本文利用最小方差準則，給出了單變量、多變量及串級控制迴路的性能評價方法，並對工業中兩個精餾塔控制系統的性能進行了分析。
  13. The main results of the paper are the systemic performance assessment and diagnosis methods for single pid and cascade pid control system, in which the set point tracking and regulation performance are evaluated using minimum variance as a benchmark

    本文重點是針對pid控制器的特徵，對單迴路pid控制系統和串級pid控制系統給出了系統的性能評價方法和診斷方法。利用最小方差準則得到二者的設定點跟蹤性能和調節性能。
  14. Minimum variance control based on nonlinear t - s fuzzy model

    模糊模型的隨機最小方差控制
  15. Linear minimum variance estimate and optimally weighted ls estimate are often used in many fields such as signal processing, control and communications. kalman filtering is the recursive version of ihe first estimate

    在信號處理、控制和通訊等技術領域，常常使用線性最小方差估計和最優加權最小二乘估計對參數作出估計。
  16. Abstract : in the nonminimum phase system, it contains the unstable zero, so the controller can " t be designed according to the ideal state. the mode of modified evaluate function addressed in this paper can promise the bounds and stability of the minimum variance control in nonminimum phase

    文摘:對于非最小相位系統，因其含有不穩定的零點，所以不可以按理想狀態的情況構成控制器.提出修正目標函數的方法，可確保非最小相位時最小方差控制輸入的有界性和穩定性
  17. In this thesis single input - single output and multiple input - multiple output stochastic systems are discussed respectively. innovations are introduced to reconstruct the original minimum variance control problem of stochastic system, which is unsolvable by means of dynamic programming. so it can be converted into multiple single - step control problems, in which kalman filter is used to estimate unknown system parameters

    本文分別針對單輸入單輸出和多輸入多輸出的隨機系統進行了研究，通過引入系統的新息對原不可解的動態規劃問題進行重構，將系統參數隨機變化的最小方差控制問題轉化成為多個基於新息的單步控制問題。
  18. Abstract : aiming at the intrinsic defects of minimum - variance adaptive controllers, fuzzy controy algorithm is introduced into standard minimum - variance control. simulation results show that the two algorithm ' s combination makes the system acquire an excellent control effect

    文摘:針對最小方差自適應控制器的固有缺點，在標準最小方差控制中引入糊模控制演算法來彌補其不足.模擬結果表明，兩種演算法的巧妙結合使系統具有良好的控制效果
  19. Abstract : this paper discusses an adaptive control scheme on time varying parameter with pure delay and inertia. first, control system predicts parameter of the plant based on the parameters recognized, and then calculates control output according to minimum error control. by using this method, the system can maintain good performance when the parameters of the plant are varying. the steam generator system model is simulated, and a satisfied control effect is achieved

    文摘:對具有滯后和慣性時變對象，提出了一種自適應預測控制方案，對對象參數進行預測，利用最小方差控制方法進行控制，確保系統在對象參數變化時仍保持優良的控制性能.根據本文提出的方法，對蒸汽爐系統蒸汽溫度控制進行了模擬，取得了較滿意的控制效果
  20. 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合，形成一套完整的、基於最小方差基準界的多變量控制系統性能評價理論體系。
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