閉環系統構型 的英文怎麼說

中文拼音 [bìhuánxìtǒnggòuxíng]
閉環系統構型 英文
closed loop system configuration
  • 閉 : Ⅰ動詞1. （關; 合） close; shut 2. （堵塞不通） block up; obstruct; stop up Ⅱ名詞（姓氏） a surname
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 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 ...
  • 構 : Ⅰ動詞1 （構造; 組合） construct; form; compose 2 （結成） fabricate; make up 3 （建造; 架屋） bui...
  • 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
  • 構型 : [物理化學] （分子空間結構） configuration構型分析 [物理化學] conformational analysis; 構型作用 [...
  1. At first, the dynamic mathematic model is created in the light of the known dimensions and structure. then base on the mathematic model, dynamic analysis of the system is studied by drawing the open - loop bode diagram closed - loop bode diagram and step response curve using the analysis and calculating function of matlab. the influence factor on frequency character steady and performance of the system is also analyzed

    首先，根據已確定的尺寸參數和結構需要，計算並建立起系統的動態數學模型，然後在已知系統數學模型的基礎上，利用matlab語言強大的分析計算功能，對系統進行動態分析，通過畫出系統的開環bode圖、閉環bode圖及系統的階躍響應曲線，分析了系統的頻率特性、穩定性及系統性能的影響因素。
  2. Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created

    神經網路控制是智能控制的重要方式之一，它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法（ bp演算法） ，特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn時取得了較快的收斂速度。其次，應用工程方法分析設計了tf - 1350糖分離機的電流、轉速雙閉環直流調速系統的控制器，作為引入神經網路控制的設計基礎，並建立了系統的模擬模型。
  3. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大量的國內外文獻，對研配液壓機的工作原理及設計結構進行了簡介；對位置同步的控制方法進行了比較分析，提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制電液比例同步控制方案；在此基礎上著重對比例閥控非對稱缸建模，最後得到位置控制系統的總體數學模型，從理論上對同步系統動態特性進行了分析，並用pid控制器進行參數整定，減小雙缸同步誤差、提高系統的動態響應性能；其中控制性能的分析藉助于matlab軟體中的simulink工具箱，由已建立的數學模型形成模擬模型，得到可視化的模擬結果，從而利於交互方式下調整參數，了解不同的參數對系統的影響，優化同步系統的動態性能；在深入了解系統的動作特性后，對plc控制研配液壓機的原理進行了探討，針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃，編制出研配液壓機動作控製程序，在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。
  4. In the first, data acquisition, the diagnosis of the representative actuator faults and the closed analysis of the control system are discussed ; then the contents of the " thermal control system analysis online and fault diagnosis system " particularly are described. these contents include the constitution of the software and the hardware, design project, software development, system ' s functions and the applications on the spot, and so on

    本文首先從理論上討論了數據獲取、執行器典型故障的診斷及控制系統閉環分析等內容；然後重點講述了「熱工控制系統在線分析與故障診斷系統」的軟硬體構成、設計方案、軟體開發、系統功能以及現場應用情況。
  5. For a class of shunt - wound active power line conditioner, based on analysis of mathematical model of system and target of control, the algorithm of fuzzy variable structure sliding mode control is presented. the control algorithm can avoid complicated calculation of harmonic electric current in traditional control algorithm, and realize the feedback control of electric current. the algorithm is simple and easily implemented

    針對一類並聯型有源電網調節器在分析系統數學模型和控制目標的基礎浙江大學博士學位論文上，提出了模糊滑模控制策略，避免了傳統控制方法中復雜的諧波電流計算，實現對電源電流的閉環控制，該演算法簡單、易於實現，模擬結果證實了變結構滑模控制的有效性。
  6. Based on this scheme, the control system architecture is designed. based on this system ’ s necessary, the signal conditioning interface box is designed, it is used in the conditioning of sensor and the design of drive circuit, the software of controller is also developed, finally, the performance index of controller is validated by a closed - loop simulation test system with aero - engine model and digital controller

    根據此方案，確定了模擬平臺中控制系統的體系結構，根據系統的需要，設計了信號調理介面機箱，實現了對傳感器信號的調理及驅動電路的設計，並進行控制器軟體的開發，最後利用發動機數學模型和數字電子控制器組成閉環模擬環境，以驗證控制器的各種性能指標。
  7. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。
  8. The model of remote - operated steering control system ( rscs ) was established based on the input / output relation and the characteristics of rscs were analyzed

    基於系統輸入輸出關系構建了遙控轉向操縱閉環系統模型，分析了遙控車輛的轉向操縱特性。
  9. Based on the mathematic model of oct, it is proved that oct is of the open loop characteristic, which for the first time explained the reason why oct itself can not meet the demand of precision used in practice. since it is impossible for oct itself to realize a close loop structure, the only way to improve the precision of oct is with the help of the new independent variables

    從模型化分析出發，在基於光學電流傳感原理的oct的完整數學模型和系統特性方框圖的基礎上證明了oct的開環機理，首次從理論上解釋了外界因素導致光學電流傳感的測量精度始終達不到實用化要求的原因在於oct具有開環系統特性，而且，從oct本身是不可能實現閉環結構的。
  10. Some research about sensorless control of induction motors in recent years has been introduced in chapter one. in chapter two, a field - oriented control system with current regulator and voltage source inverter ( vsi ) is presented firstly, which is proved in theory that the voltage feed - forward decoupler can be omitted, the good decoupled control properties of flux current and torque current is also validated by experiments with speed - sensor based on f240dsp real system

    論文第二章從異步電機的基本數學模型入手，介紹了一種基於轉子磁場定向的帶電流內環控制的電壓型逆變器輸出閉環矢量控制結構，在理論上證明了該模型可省略電壓前饋解耦環節，採用f240dsp晶元構建的帶速度傳感器實驗系統驗證了其定子電流勵磁分量和轉矩分量有良好的解耦控制特性。
  11. In the closed system composed of human, vehicles and road surrounding, the perceiving of the state of road surrounding is the first key factor to assure safety when steering. this paper studies the representation approaches of state information during driving and established vehicle - surrounding state feature model to illustrate the variable and dynamic state of running vehicles

    針對人-車-道路環境構成的閉環系統，駕駛過程中道路-環境狀態的感知這個首要因素，本文研究了駕駛過程狀態信息的表達方法，建立了汽車-環境狀態特徵模型，描述了汽車在行駛過程中時變動態的駕駛狀態。
  12. With respect to the issue of integrated flight / propulsion control system design, adopting the decentralized solutions of system integration, this article studied the key technologies in this integrated control system, based on which a real - time integrated closed - loop model of plane / engine was built and a study of variable structure control of integrated flight / pro - pulsion control system was conducted. through a great many simulations, the feasibility of the solution was verified and a simulating platform of integrated flight / propulsion control system was designed and developed by utilizing directx multi - media development libraries

    本文針對飛行/推進綜合控制系統設計問題，採用分散的系統綜合方案，研究了飛行/推進綜合控制中的關鍵技術，在此基礎上建立了飛機/發動機綜合閉環實時模型，進行了發動機的變結構控制研究，通過大量的模擬，驗證了控制方案的可行性，並基於directx多媒體開發庫設計完成飛/推綜合控制系統模擬平臺界面的開發。
  13. We discuss structure of the end - to - end congestion control schemes with active queue management ( aqm ) in ip network from the control theoretic point of view. and propose a fuzzy logic based aqm which can improve the robustness of the control algorithms. give out the detailed simulations

    本文從擁塞控制的角度出發，強調路由器隊列管理在系統控制中的地位，並從閉環控制的角度出發，描述擁塞控制的結構，研究主動隊列的控制系統模型，設計了一種用於主動隊列管理（ aqm ）的模糊控制器，模擬證明了這種aqm演算法的有效性。
  14. Abstract : in this paper a new adaptive neural network controller is presented for a class of continuous - time nonlinear time delay systems subject to modeling uncertainty. the neural network model requires a priori knowledge about plant dynamics to provide prediction models for time delay systems. an adaptive controller based on neural networks was developed to produce the desired tracking performance in uncertain conditions. stability of the closed - loop system is proved by the lyapunov method. the effectiveness of the proposed scheme was demonstrated through its application to the control of a continuous stirred tank reactor

    文摘:針對模型不確定性的連續時間時滯系統，提出了一種新的神經網路自適應控制.系統的辨識模型是由神經網路和系統的已知信息組合構成，在此基礎上，建立時滯系統的預測模型.基於神經網路預測模型的自適應控制器能夠實現期望軌線的跟蹤，理論上證明了閉環系統的穩定性.連續攪拌釜式反應器模擬結果表明了該控制方案的有效性
  15. Abstract : a novel internal model control structure with multiple output error feedbacks is proposed in this paper, by means of multi - model decomposition technique. theoretical analysis shows that, pole placement control can be realized using this newly developed internal model control structure just from appropriate selection of the feedback gains. both the design method and the example are presented for a testification

    文摘:通過對受控對象模型的并行結構分解，引入多重輸出誤差反饋，構成了一種新的內模控制結構.理論分析表明，採用該內模控制結構，只要適當選擇輸出誤差反饋增益，可實現閉環系統極點的任意配置.文中給出了輸出誤差反饋增益的選擇方法與實際例子
  16. Considering the randomness of physics parameters of structural material, geometric dimensions, damping, loads and closed loop control voltage respectively or simultaneously, the analytic model of the stochastic structure under random forces are built. the solving methods are proposed. the computational expressions of the numerical characteristic of the structural dynamic response are developed

    2 、考慮壓電智能桁架結構物理參數、幾何參數、結構阻尼和外荷載、閉環系統控制電壓分別或同時為隨機變量，構建了結構在隨機力作用下的動力響應分析模型，提出了求解方法，推導出結構動力響應隨機變量的數字特徵計算表達式，通過算例驗證了所建模型和所提求解方法的正確性和有效性。
  17. In the course of open - loop control system, the simulation model of asynchomous motor is obtained and realized in simulink. this simulation model ' s structure is simple and its static and dynamic performance is good

    在開環控制系統的模擬中，推導出一種異步電動機在mt坐標系下的模擬模型，該模型具有結構簡單、靜態、動態性能良好的特點，同時這個模擬模型也用於閉環系統。
  18. In order to let students deeply realize servo construction of servo system and debugging of close loop and half close ioop system, design and make pulse comparing position loop circuit and numerical value comparing position loop circuit

    為了讓同學們更深了解伺服系統的構成以及閉環和半閉環系統的調試，設計和製作了脈沖比較型和數值比較型兩種位置控制器。
  19. An optimization algorithm for the problem of control reconfiguration in response to operating condition changes or abrupt system component failures is presented here. the algorithm provides an output feedback controller that not only stabilizes the impaired system, when possible, but also preserves much of the dynamics of the unfailed system. the design is such that the closed - loop system is robust with respect to inevitable uncertainties / modeling errors on the state - space matrices of the impaired system

    文中對控制律重構的三種方法進行了詳細的研究和比較：控制律優化演算法由於考慮了實際中可能出現的損壞后系統模型的不準確性，所以由該演算法得到的控制器設計方法在受損系統狀態矩陣不確定的情況下，依然能夠保證閉環系統的穩定性。
  20. This method can guarantee the solution matrix of sylvester equation to be inverse and the sum of the input gain norm and the observer gain norm is the minimum. for the linear systems with unknown parameters, we identify the parameters using hopfield network, then design the observers using the identified parameters, the exponential convergence of adaptive observer is also proved. for the linear time - varying systems, a new network to solve the time - varying sylvester equation is proposed, we analysis it ' s convergence and robustness, then, deign the linear time - varying observer using this network model, and we discuss the convergence of the observer and ruboustness to unknown match parameters

    同時保證了sylvester方程的解矩陣的可逆性和觀測器的增益矩陣與輸入矩陣范數的和最小；在設計線性時不變自適應觀測器時，首先利用系統的輸入、輸出數據設計一個hopfield網路參數估計器，進一步設計狀態觀測器，證明了參數估計器和狀態觀測器的指數收斂性；為了仍然從神經優化計算的角度設計線性時變系統的狀態觀測器，最後介紹了一種求解時變sylvester矩陣方程的神經網路模型，分析了它的收斂性和魯棒性，然後利用該網路設計時變狀態觀測器，進一步討論該觀測器的在系統存在未建模不確定和外部噪聲時的魯棒性；最後給出了一種基於分離性原理和hopfield網路觀測器的狀態反饋閉環系統的結構，分析了該閉環系統的特點；對于每一種設計方法都給出了相應的數值模擬例子來進一步表明所提方法的可行性和有效性。
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