線性反饋系統 的英文怎麼說

中文拼音 [xiànxìngfǎnkuìxìtǒng]
線性反饋系統 英文
linear feedback systems
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 反 : Ⅰ名詞1 （方向相背） reverse side 2 （造反） rebellion 3 （指反革命、反動派） counterrevolutionari...
  • 饋 : 動詞（饋贈） make a present of
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. In part two, the optical spatiotemporal pattern in ring optic cavity is investigated. using delay feedback with spatial perturbation method, the system shows roll, square, hexagon, homocentric circle, " honeycomb " and " snowflower " pattern with different spatial perturbation functions. different patterns can be coexist and compete each other with the same perturbation function, which is the new character of this optical system with delay feedback

    第二部分，利用延時反饋的空間微擾方法研究了環形腔中二能級介質的光學時空斑圖的控制，在不同的微擾函數作用下，出現了滾筒狀、四方形、六角形、蜂窩狀、同心圓以及「雪花」狀等不同的斑圖，並且在相同的微擾函數下張勝海:博士學位論文出現了不同斑圖之間的競爭，這種競爭是我們發現的這一具有空間微擾的延時反饋非線性光學系統光學斑圖的新特徵。
  2. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是：改造現有圖形結構，先建立能反映信噪比大小且含待定參數k的表達式，然後通過離散型h0pfi舊單層反饋神經網路，再結合前邊的混合濾波器構成一個非線性控制系統，寫出對應的網路函數，利用相平面法和李雅普諾大穩定性的判據，得到一個穩定的極限環，從而確定出參數卜的范圍，進而再對原來的小波軟閾值進行修正，用修正後的值作為小波閾值。
  3. Nonlinear feedback synchronization method of chaotic genesio system with application to secure communication

    混沌系統的非線性反饋同步及其在保密通信中的應用
  4. Use energy - based control method to achieve the entry flight control of reusable launch vehicle. the basic concept is to take the energy as primary control variables, reduce the order of the system and design a tracking law to follow a three - dimensional entry trajectory

    本文採用基於能量的控制方法實現對航天器再入軌跡的控制，將能量作為獨立參量，從而降低系統的階數，利用線性反饋的方法設計一個跟蹤三維再入軌跡的控制律。
  5. This paper also use non - linear feedback decoupling theory to decouple die vector - control close - loop system into linear decoupling of rotor speed and rotor flux linkage subsystems. the speed regulator and flux linkage regulator of these two linear subsystems can be designed with classical linear theory

    本文同時還應用非線性反饋解耦理論將矢量控制的閉環系統分解為線性化的轉速子系統和轉子磁鏈子系統，兩個子系統中的速度調節器和磁鏈調節器可按線性理論設計。
  6. Linear state feedback control for lorenz system

    系統的線性反饋控制
  7. 2. under the condition that the number of input and output is equal, state feedback decoupling control method and output feedback decoupling control method based on morgan ' s theory are presented

    2 、研究了線性定常系統在輸入輸出個數相等時，基於morgan問題的狀態反饋解耦控制和輸出反饋解耦控制。
  8. A sufficient condition of quadratic stability for the impulsive and switched systems is given with a switching law by way of convex combination and single lyapunov function

    在有限個備選狀態反饋控制器的條件下，利用凸組合技術和李雅普諾夫函數等方法，給出脈沖切換線性廣義系統二次穩定的充分條件及切換律的設計。
  9. The new adrc technique was concluded from the related references in recent years, and the adrc theory was systemically introduced, which included tracking - differentiator ( td ), extended state observer ( eso ), nonlinear pid, nonlinear feedback ( nf ) and active disturbance rejection controller ( adrc ), and etc. the author first designs a pd attitude control system, indicating : using pd attitude control, the time of small satellite gesture capture is long and the precision of control is low

    從近幾年有關文獻中總結了自抗擾控制新技術，系統介紹了自抗擾控制理論，其中包括跟蹤微分器（ td ） 、擴張狀態觀測器（ eso ） 、非線性pid 、非線性反饋（ nf ）和自抗擾控制器（ adrc ）等。設計了主動磁控小衛星pd姿態控制系統。指出採用pd姿態控制，微小衛星姿態捕獲時間較長，姿態控制精度較低。
  10. 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。
  11. First of all, the method of fredholm alternative is used to obtain the approximate solution of the first order for the bifurcating periodic solutions of a nonlinear system with delayed velocity feedback. the bifurcation direction and the stability of the bifurcating periodic solution are also determined

    首先，用fredholm擇一方法分析了一具有時滯速度反饋的非線性振動系統的hopf分叉，得到了局部分叉周期解的近似表達式，確定了分叉解的分叉方向及穩定性。
  12. Considering practical application, some control methods brought forward by predecessors have been improved in order to realize them more easily. because it is difficult to control chaos and hyperchaos to high - period by simple linear feedback in experiments, the ordinary linear feedback method is modified to local control, further more, we prove its feasibility and find out the controllable parameter range theoretically. the improved linear feedback method is applied to circuit experiments, and the results of numerical simulation and circuit experiment are all in accordance with theory, which validate this method effective

    概括起來有兩個層面的內容：針對前人已經提出的一些控制方法，結合實際應用的需要提出改進的方案，使之更易於實際應用中的實現，這部分包括：基於簡單的線性反饋控制低維混沌和超混沌系統的高周期態難以在實驗中實現而提出的局部控制的改進方案；結合具體實例，從理論上分析了改進控制方案的有效性及系統可控制的參數條件；並且用電路實驗實現了改進的控制方案，實驗結果也驗證了理論的正確性和可行性；在應用非線性反饋方法控制混沌系統的研究中，我們也得到了前人沒有討論過的高周期結果。
  13. Some achievements acquired are as the follows : ( 1 ) to meet the demands of the identification and control of nonlinear dynamic systems, the dynamic recurrent neural networks ( drnn ) are applied in this study, which integrate the nonlinear mapping abilities of the feedforward nn with the dynamic evolution capabilities of the feedback nn

    本文的研究成果包括: 1 .為滿足非線性動態系統辨識與控制的需要，本文結合了靜態前饋神經網路與動態反饋神經網路的優點，採用具有隱層自反饋的elman型動態遞歸神經網路（ drnn ）以實現基於神經網路的彈性連桿機構振動主動控制。
  14. Nonlinear feedback for l1 - control of nonlinear continuous - time systems

    非線性連續時間系統l1控制的非線性反饋
  15. Feedback realization of non - interacting control for nonlinear singular systems

    非線性奇異系統非交互控制的反饋實現
  16. State feedback stabilzation for a class of time - delay nonlinear systems

    一類非線性時滯系統的狀態反饋鎮定
  17. Based on the lyapunov approach, my main results are obtained as follows : 1. the decoupling of the linear time - invariant system and linear time - delay system are discussed. for linear systems with norm - bounded uncertainties, conditions for energy decoupling with input transformation or both state feedback and input transformation are given in terms of linear matrix inequalities

    討論了線性定常系統和時滯系統的能量解耦，研究了具有范數有界不確定參數的線性不確定系統，給出了不確定線性系統僅具有輸入變換、同時具有狀態反饋和輸入變換情況下的能量解耦方法，結果以線性矩陣不等式的形式給出。
  18. Contrasting this, in feedback control the most majority of complex systems are controlled using sampled observations of system behavior taken at discrete time instants. thus the resulting controlled systems are hybrid systems, which are called sampled - data systems, involving both continuous - time and discrete - time signals. the investigation of sampled - data systems is motivated primarily due to the widespread use of digitally implemented controller in present - day feedback control of continuous - time systems

    工程實踐中遇到的動態系統通常是連續時間系統，與此相反，大多數復雜系統的反饋控制卻是通過觀察采樣點上的系統行為來進行控制的，結果所得到的反饋控制系統是個混合系統，它含有連續信號和離散信號，這樣的系統稱之為采樣系統，當今連續受控系統中數字控制器的廣泛運用促進了對采樣系統的研究，已有的線性采樣系統理論顯然不能滿足處理非線性采樣系統的需要，因此近年來非線性采樣系統的分析與設計已經成為國際控制論界的持續的研究熱點之一。
  19. For a class of continuous - time switched linear systems with state delay, the problem of designing asymptotically stabilizing state feedback controllers and output feedback controllers is investigated

    摘要針對一類具有狀態延遲的連續線性切換系統，研究了其漸近穩定性及狀態反饋和輸出反饋鎮定控制律的設計問題。
  20. Stability analysis for a class of nonlinear feedback system

    一類非線性反饋系統的穩定性分析
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