模擬反饋系統 的英文怎麼說

中文拼音 [fǎnkuìtǒng]
模擬反饋系統 英文
analog feedback system
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 動詞(饋贈) make a present of
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 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 ...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 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. With adding feedback and emendation in system control software, we improve accuracy of system and reduce the error of the inherent simulation equipment

    通過在磁環境控制軟體中加入和校正環節,提高了磁環境的精度。
  2. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時電路配置成中斷響應方式,這樣既滿足了要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能塊、遠程控制塊、 ad擴展塊、 da擴展塊、速度和加速度狀態的控制演算法的程序設計。
  3. It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    在心臟機械電的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗.該通過計算機控制壓力鉗,不僅能正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電現象並探討其機制
  4. Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    文摘:在心臟機械電的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗.該通過計算機控制壓力鉗,不僅能正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電現象並探討其機制
  5. The feedbacks of position, velocity, acceleration and dynamic pressure were applied to adjust the model, so the control system of single jar electrodraulic servo mechanism was built. to reduce the system error and interference error, the compound control was designed. the results of simulations showed that the magnitude attenuation and phase lag of the system come to the project demand

    引入包括位置、速度、加速度和動壓在內的控制技術對電液伺服驅動機構型進行綜合校正,從而建立單缸電液伺服控制,並在分析誤差和擾動誤差后,加入復合控制減小誤差和抑制干擾,結果表明復合控制的控製品質有了明顯改善,能夠滿足工程需求。
  6. During the research of theory, developed models of power tetrode ( y841 ), and then examined the control characteristics using circuit analysis software, matlab - simulink. the analysis software tools was used to simulate the control system of high voltage power supply and yielded coincident results. by theory analysis, proved that control system design project of high voltage power supply was feasible, and provided direction for the system ' s experiment

    運用matlab - simulink工具,對負高壓電源的控制進行了,從的結果來看,該控制能夠滿足負高壓電源的- 80kv ,約100ms脈寬, 0 . 3精度的技術要求,而實驗結果也驗證了我們的設計是完全可行的。
  7. This simulation training system has many excellent features, such as programming easily, comprehending facilely, maintaining conveniently, system functions extending simply. in the course of the design and implementation, the generalization of equipments, the verisimilitude of simulation, the flexibility of configuration, the intelligentization of training environment and the multimedia of feedback information are emphasized

    訓練具有易於代碼開發、易於理解、易於維護管理、易於功能擴展的特點。在的設計、實現過程中,特別突出了設備的通用性和典型性、的逼真性、配置的靈活性、環境的智能化和信息的多媒體化。
  8. Only some fundamental parameters are posted to servers, which can complete the modeling, numerical analysis, management, and animation simulation. the results are given to the client. the distributed simulation system can automatically build myltibody systems dynamics equations using euler - lagrange equations in global coordinates

    用戶可以在客戶端提交運動學所需要的基本參數,在服務器端完成數學型的自動建立、數值分析及數據管理,相應的數據和圖形結果回客戶端。
  9. The paper discusses how to reconstruct the 3d model of alimentary canal from many medical tomographic images using the computer 3d visualization technology, explains the work principle of its operation signal gathering devices and feedback force controlling devices, and describes the mass - spring / damper simulation model used in the software emulation

    主要討論了通過計算機三維可視技術,對醫學斷層影像重建得到三維訓練型;並講解外設實現操作量採集和力的工作原理,以及軟體採用的質點彈簧阻尼物理型。
  10. The author choosed weighting matrix for different sea conditions, designed the controller and the rudder / fin joint control system. finally, the author simulated the controller with matlab. according to the simulation curves and data, we could find that the controller designed using state feedback control theory has nice control performance on rearing and rolling, but the control performance on pitching is not very good

    為不同的海情選取了加權陣,求出控制器,完成了船舶舵鰭聯合控制的設計工作最後,用matlab語言對控制器進行,從曲線和數據可以看出,使用狀態h ~控制理論設計出來的控制器對艏搖與橫搖有較好的控制效果,而對橫蕩控制效果不理想,基本達到控制目的。
  11. The paper makes simulation for each type of electro - hydraulic regulating system of turbine. the results of simulation show that for the francis and kaplan turbines the contradiction between regulation time and pressure increasing can be solved by logical chosen of feedback adjustment coefficient and control cost - weighting matrix. for tublar turbine the dynamic matrix pi control scheme can effectively solves the difficulty of speed stabling of this type turbine

    本文對各種機組調節進行,結果表明,對于混流式和軸流轉漿式機組,通過校正數和控制權矩陣的正確選擇,可以解決調節時間和水擊壓力上升的矛盾;對于貫流式機組,提出了動態矩陣pi控制方案,可以較好的解決此類機組轉速難以穩定的問題。
  12. Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts

    從第二代電流傳輸器ccii入手,重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其型。然後在此基礎上地研究了基於這幾種改進型的第二代電流傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連續時間電流式低通、帶通濾波器;電流式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及電流式雙二階通用濾波器;設計了基於多輸出端ftfn的電流式二階通用濾波器電路;通過數字化開關選擇的基於fbftfn的電流式通用濾波器;設計了基於最少個數電流緩沖放大器(兩個cdba )的多功能通用電流式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算(信號流圖法)和設計(跳耦法) 。
  13. Finally, a feedback control system of neural network was designed and a special learning method was produced to train the neural network which was applied in the non - linear model of semi - active suspension. the result of test showed ride comfort and handling was improved preferably after the control, and the semi - active suspension system harmonized the vehicle performance with the controller

    最後,設計了神經網路控制,採用一種特殊學習(直接學習)方法對其進行訓練,並將其應用於半主動懸架非線性型的驗證,通過對多種路面激勵輸入條件下的分析表明:該神經網路控制可以較好地提高車輛的乘坐舒適性和操縱穩定性,採用這種神經網路控制的半主動懸架,可以較好地協調車輛性能。
  14. 7. based on our crsi and algorithm and double lcslm, an adaptive optical hardware system which c & n be used to model arbitrary complicated wavefront and the compensation of the wavefront can be accomplished was built. and according to the characteristic of a crs interferogram of a step wavefront produced by an lctv, the pixel - level calibration of this system is implemented

    七、採用已建立的空間相位調制環路徑向剪切干涉儀及其波前重建演算法,和位相調制持性已知的兩塊液晶空間光調制器,創建了一套用於產生任意畸變波前並加以檢測和控制的自適應光學硬體,並通過臺階波前對該實現了像素級校準。
  15. In the course of modeling, we present multi - step generalized gradient method and multi - stage curve fitting technique, prove convergence of multi - step generalized gradient method by using differential equation stable theory, analyze the error of multi - stage curve fitting technique by using inner space, creat knowledge base of water network system by using the maximum subordinate principle of and near - select principle of pattern recognition. at last we make the optimal running scheme of water network system based on heuristic search technique of artificial intelligence and global feedback immediate coordination method of large scale system theory

    在建立型的過程中,提出了多步廣義梯度法和多層曲線合的建方法,並用微分方程穩定性理論證明了多步廣度梯度法收斂性,用內積空間的有關知識對多層曲線合進行誤差分析;應用糊數學中的最大隸屬度原則和糊識別中的擇近原則和人工智慧中狀態空間表示法建立注水的知識庫;用人工智慧中的啟發式搜索技術和大理論中的具有全局的直接協調法制定注水的優化運行方案。
  16. A multiloop antenna pointing controller has been designed while three feedforward schemes are used in this control design. the simulation results show that the antenna pointing control system can improve the precision of the attitude angle and the attitude angle rate, and the antenna can slew to the neighborhood of tdrs fast, search and then track tdrs

    在設計好的天線跟蹤指向控制基礎上,採用前+的復合控制策略設計了復合控制器,結果表明設計的天線指向控制能夠較好的提高星體的姿態穩定度和控制精度,天線能夠快速回掃至中繼衛星附近並進行跟蹤,天線指向精度滿足設計要求,表明了所設計的天線指向控制的合理性和有效性。
  17. In the telerobot, there are video system and sensors used to measure the hardness of the grabbed object and the resistance. moreover, the image of on spot is transmitted to the screen in front of the operator by wireless communication system. in the meantime, the hardness of the grabbed object and the resistance in working can be judged by the feedback force of the master manipulator

    為提高遙操作的視覺臨場感,提出虛現實輔助遙操作的控制策略,不僅為操作者提供友好的人機交互界面,彌補單一視頻無線通訊伴隨的圖像抖動及糊不清,而且在一定程度上緩和了遙操作中普遍存在的大時延問題所帶來的不利影響。
  18. Through simulation and calculating the four models, the influence on proportion coefficient, integral time constant, derivative time constant and partial feedback coefficient for system performance is analyzed. the ideal reference value of every parameters and step respond curves are given. the simulation result may be used as reference for making analogue controller or digital controller

    通過對這四種型的研究,分析了各型中比例數、積分時間常數,微分時間常數及局部數對性能的影響,並給出了各參數較為理想的參考值及階躍響應曲線,結果對製作控制器及數字控制器有一定的借鑒作用。
  19. In this paper, the present research and development of the engine vibration control is summarized. in theory, this paper analyzes energy distribution of the engine vibration and discusses the active global - state - feedback control system and the partial - state - feedback control system, and presents the method in selecting the partial feedback states. at the same time, associated with one category of engine, it builds the mathematical model of the engine active control system, provides the lq optimal control strategy and makes a simulation analysis

    本文總結了發動機振動控制的研究和發展現狀,從理論上,分析了發動機振動的能量分佈情況,闡述了發動機的全狀態施控和部分狀態施控,並提出了部分施控的狀態選取方法,同時結合某具體型號的發動機,建立了發動機的振動主動控制型,採用以二次型性能指標的最優控制律,進行了整機振動主動控制分析。
  20. Based on the discussion of the nonlinearity of the vibrator, the mathematic model of ultra - low - frequency vibrator is established. then, on the basis of the ziegler - nichols pid controller, pid control parameters are modified according to the control requirements of object, and the computer simulation is done. finally, low - frequency feedback system is built up, which solves the problem of high distortion of the output of vibrator under ultra - low frequency

    從分析標準振動臺在超低頻時的非線性因素入手,建立了超低頻標準振動臺的數學型;然後在zieglernichols法設計pid的基礎上,根據控制對象的性能要求修正了pid參數,並作了研究;最後設計出低頻,解決了振動臺超低頻失真度較大的問題。
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