閉環的 的英文怎麼說

中文拼音 [huánde]
閉環的 英文
loop-locked
  • : 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
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 4次方是 The fourth power of 2 is direction
  1. This control may be closed loop or open loop.

    控制可以是開也可以是閉環的
  2. It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results

    對于復雜非線性導彈制導系統,很難求得其解析最優制導律,只能求得開數字解,不能適用於具有時變不確定性導彈制導系統.利用神經網路學習和推廣能力,對開數字最優制導律進行離線學習,作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同神經網路輸入對制導系統性能影響,以及各種制導律魯棒性問題,並採用模塊化神經網路結構提高神經網路學習和推廣能力,模擬結果得到一些有益結論
  3. The first one : fitting together ultimate values of every dimensions in one dimension - chain one by one, educing many equations by itself, calculating results, and comparing these results of close dimension to find maximal and minimal values. the second one : projecting all dimensions on two preestablished axis, then providing the solutions to analyze whether every projected dimensions is increscent or decreasing, and synthesize the effect of every projected dimensions to close dimension, educing many equations by itself, at last calculating the result of close dimension. the third one : according to monte carlo analysis, getting every dimensions " values from every dimensions " tolerances at random time after time, simulating the actual circumstances of mass production using these dimensions, and calculating reasonable results of close dimension economically

    鑒于這類系統在各大中小型企業廣泛應用與相對滯后研究水平,本文提出了三種新能切實地解決目前尺寸鏈計算機輔助分析解算中存在各種難題設計方案,第一種方案將尺寸鏈中各組成能取極值組合起來,自動列方程組,求解每個組合情況下尺寸,最後比較這些結果,得出封閉環的最大最小值;第二種方案將尺寸鏈各組成向預先設定好兩個方向投影,之後再分析各尺寸投影分量增減性,並且提供了組成兩個方向上投影分量增減性不一復雜情況下解決辦法,綜合組成各投影分量增減性,然後自動列出方程組,最後根據各組成投影分量以及所列方程組來確定尺寸鏈封閉環的尺寸;第三種方案以蒙特卡洛法為原理,在尺寸鏈各組成取值范圍內使用計算機產生大量隨機數,模擬實際大批量生產中零件尺寸分佈情況,以更經濟更合理方式分析、計算封尺寸。
  4. Mc closed - loop control method based on dsvm is presented, in which the rms value of output line voltage is taken as feedback and pi regulator is adopted

    提出了雙空間矢量調制矩陣變換器輸出電壓有效值閉環的控制方法,將矩陣變換器輸出線電壓有效值作為反饋值,採用pi調節器實現系統控制。
  5. Its concrete method is : firstly, precondition the program code. secondly, collect information which will be put use to simulate. lastly, make use of the information collected to simulate to compute, and associate with the controlled object ’ s program module to carry out the multi - cyclical closed - loop simulation

    實現過程是:先對控制計算程序代碼進行預處理,接著提取程序代碼結構信息和變量信息,最後利用提取信息模擬代碼做控制計算,並調用受控對象程序模塊,得到反饋信號變量實時值,實現多周期閉環的控制計算模擬。
  6. To solve the poor precision problems of dataglove angle outputs, this paper builds human hand kinematic model and fingertip position error model, and gets the precise parameters of human hand model by the parameters identification based on fingertip positions closed loop method

    本文針對數據手套關節角度輸出精度低等缺點,建立了人手運動學模型和各指尖位置誤差模型。基於指尖位置閉環的方法完成了人手模型參數識別,提高了人手模型幾何參數精度,得到了較精確人手手指指尖位置。
  7. The paper lucubrated the control theory of induction motor ' s vector transform and the method of calculating speed by induction motor ' s torque current weight, based on which, the paper designed a close - loop speed - sensorless vector control vwf system and realized the system in matlab / simulink

    本文深入研究了感應電動機矢量變換控制理論和利用電動機轉矩電流分量進行速度推算方法。在此基礎上設計了一個閉環的無速度傳感器矢量控制變頻調速系統。
  8. Based on the small - signal model, the three - level converter is taken as the example to illustrate the design of the closed - loops

    然後以buck三電平變換器為例,分別設計其輸出電壓和飛跨電容電壓閉環的補償網路,最後進行了模擬和實驗驗證。
  9. The main research contents are as follows. 1 ) the characteristics of semi - process industry based on make - to - order are studied, which means that the purchase tune is long while the due date is short, the working procedures are successive and discontinuous. then the general structure of production system based on make - to - order mode in semi - process industry is put forward, which includes estimate of the dynamic finite resources, evaluation of the order based on rough capability balance, material requirement planning, production plan, order tracing, collection and feedback of the local data etc. they all together form an integrated and closed loop system as a whole

    研究內容主要包括: 1 )研究了半流程製造業面向訂單生產模式具有采購期長、交貨期短和工序連續但工序間可間斷特點,並基於此提出了適應半流程製造業面向訂單生產系統總體結構,其主要內容包括動態有限資源能力評價、基於初能力平衡訂單評估、物料需求計劃和生產作業計劃、以及訂單跟蹤和現場數據採集和反饋等,它們在總體上形成了一個集成閉環的系統。
  10. The paper analyzed the basic theory and mathematic model of three phase voltage pwm inverter and proposed one kind of control strategy based on the voltage - current double - loop. it used the exterior loop to control the voltage the eps outputted, and used the inner loop to control the current. simulation testified that the control method could improve the dynamic response character and interference rejection ability

    在建立三相電壓型pwm逆變器在兩相同步旋轉坐標系下數學模型基礎上,提出了一種三相電壓型pwm逆變器基於電壓電流雙閉環的控制方法,利用電壓外實現對輸出電壓穩定控制,電流內實現對輸出電流控制,模擬證明該方法有效地改善了系統動態響應及抗干擾能力。
  11. It is proved to be feasible to apply the barcode technique into production management, which makes a real closed - loop erp system being true

    應用結果表明,條碼技術運用於在制品生產過程管理是切實可行,真正實現了閉環的erp系統。
  12. In this paper point to point control, constant frequency control and up and down frequency control are studied, in which current lagging loop control method is used to restrict over currents. and using flux tracking method, position open loop, position close loop control system are also studied. and research results indicate that larger current ripples are restricted by means of subdividing space vectors

    本文以永磁同步電動機為研究對象,分別對同步電動機點動控制、恆頻控制以及升降頻控制進行了分析與研究,研究中採用了電流滯控制方法,可有效地限制過電流現象;此外採用磁鏈跟蹤法對位置開和位置閉環的步進控制系統分別進行了探討與研究,研究表明,採用矢量細分后,可有效地減小電流波動。
  13. In this system, according to the performance requires of servo - system in rapid character, high precision, drive - stiffness and high - speed stability, we adopted a closed - loop control structure that includes three closed - loops : position closed - loop, speed closed - loop and current closed - loop

    根據伺服系統對快速性、高精度以及傳動剛性和高速度穩定性等方面性能要求,系統採用了位置、速度、電流三閉環的控制結構。
  14. After saturation the specimen is fitted into the lower half of a special cell, being sealed by o-rings.

    試件浸透水后,便裝入一個專用O形封閉環的容器下半部中。
  15. For this paper, it ’ s an exploration for the improvement of the program test. in this paper, a new idea of the program test is put forward

    本論文在於提出一種多周期閉環的控制計算模擬方法,為改善當前控制計算程序測試狀況進行一種有益探索。
  16. On the other hand, inertial navigation must be integrated with extraneous information feedback to form a stable and closed - form integrated navigation system, so as to limit the error accumulation

    另一方面,慣性導航必須引入外部信息反饋,形成穩定閉環的組合導航系統,以抑制慣性導航誤差發散。
  17. In the process of close - loop vector - control system, the author designed a model of current delay - loop pwm vector - control wvf system which includes speed and magnetic double close - loops and rea lized it in simulink

    控制系統模擬中,設計了一個速度、磁鏈閉環的電流滯型pwm變頻調速系統,並且使這個系統在simulink中加以實現。
  18. With no manual sorting required, we need no postal delivery but instead utilize our own delivery team - which guarantees that the delivery arrives on time and correctly. the original open delivery management mode was changed to a closed mode, with stronger control and effective feedback

    由於不再需要人工分揀,我們不必再交郵政投遞,而成立了自己投遞隊伍,保證了投遞速度和投遞準確率,且控制有力,反饋有效,將原先開放式投遞管理轉變為閉環的管理模式。
  19. This paper make a study of controller on permanent magnetsyn - chronous motor. the permanent magnetsyn - chronous motor has many virtue such as simply structure and simle solidity etc. with this excellence. it has more and more uses in industry and agriculture. the idea of this paper is to control permanent magnetsyn - chronous motor system through vector control. to solve the problem of pid regulator, we use the fuzzy control and self adaptive pid

    本文設計思路是採用轉子磁通定向矢量控制技術,主電路採用spwm和交-直-交電壓型逆變器,其中spwm採用sa4828晶元直接產生,在控制器實現方面,採用了tms320lf2407型dsp晶元作為主控板cpu ,實現了電流、轉速雙閉環的控制系統。
  20. Fibreboard drums - removable head open head drums with closing rings with a nominal capacity of 15 l to 250 l

    纖維板柱桶.額定容量為15升至250升帶封閉環的可移動頭
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