閉環電路 的英文怎麼說

中文拼音 [huándiàn]
閉環電路 英文
closed loop circuit
  • : 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;...
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. The local network resoure management system is mainly engaged in the lacal network resoure management, at the same time and the network quality managerment as well, also including network line - pipe management, equipment management, configure management, topology management, attemper management and systimatic analysis, the main equipments include pdh, sdh, dwdn, idlc, pon, fwa, adsl, bits etc. by means of the main equipments " s resoure attemper and running state, we can finds out something abnornal in operation, from the whole point of local network, adjusting network is to be made to reach overal optimiztion. ensuring the network operating quality, realizing the the dispatching solution on the basis of network resource management and circuit closed - loop dispatching circulation

    本地網網資源管理系統是側重於本地網網資源的管理,同時兼顧網質量管理。重點網管線管理、設備管理、配置管理、拓撲管理、調度管理以及統計分析,主要設備包括pdh 、 sdh 、 dwdn 、 idlc 、 pon 、 fwa 、 adsl 、 bits等。通過主要設備的資源配備和運行狀態,該系統發現處理運行異常,從本地網全局的角度調整網達到整體優化,保證網的運行質量,在網資源管理的基礎上,實現調度方案的生成,以及通道的調度流程。
  2. The products is of high water hydrophobe device usedin suitable and has the characteristics of aging resistance, resistance, tracking resistance, and corrosive resistance. it can withstand high bent load, strong impact force fn12 - 12 series indoor use high voltage load switch fn12 - 12 and fn12 - 12r is of three phases indoor use ac high voltage load switch for breaking and making the circuit of 50hz, 12kv system under rated loading

    Fn12 - 12和fn12 - 12r組合器是額定壓12kv額定頻率50hz的三相高壓開關設備用於分合負荷流空載變壓器和纜充流關合短流配裝接地開關的負荷開關,可以承受短
  3. For the purpose of boosting voltage, because of the effect of the load r on q, the proposed close - loop control method is the best choice to ensure the stable output voltage

    當利用諧振網提升整機輸出壓時,由於負載r對q值的影響,因此必須採用所提出的控制方法才能保證良好的穩壓功能。
  4. Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively

    文章中還建立一種基於模糊神經網的非線性模型,並對比分析了三種方法,模擬中確定了機的最優開通關斷角,在此基礎上實現了流斬波控制、角度位置控制、變幅值流斬波控制以及分段雙pi控制,模擬結果表明,它實現了機的正常運行,很好的抑止了機轉矩脈動,同時有效地降低了噪聲。
  5. The close - cycle control thyristor digit triggering circuit design

    控制晶閘管數字觸發設計
  6. 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糖分離機的流、轉速雙直流調速系統的控制器,作為引入神經網控制的設計基礎,並建立了系統的模擬模型。
  7. The bias magnetic field of the bias coil driven by bias current and small signal test current, results in the induced signal of the control coil. the terminal voltage of the control coil is detected by the test circuit. then the signal containing the information of rotor displacement is obtained, from which we can get the dc voltage signal proportional to the rotor displacement through half - wave rectification circuit and low pass circuit. this dc signal is put into a pid controller to get the control signal of the rotor displacement

    偏置測試向偏置線圈輸入偏置流和小信號測試流,兩者產生的偏置磁場在控制線圈產生感應信號,檢測檢測控制線圈端壓並提取含有轉子位移信息的壓信號,該信號經半波整流和低通濾波后得到與轉子位移成正比例的直流信號,再由pid控制器轉換為轉子位移的控制信號,最後控制信號輸入功放產生控制流,實現控制。
  8. Different power circuits and control strategy of the single phase inverter in parallel condition are first analyzed, and half - bridge inverter is selected as the power circuit and current hysteresis control is selected as the control strategy

    本文首先對單相逆變器的主結構和控制的結構在並聯條件下進行了比較分析,最後選用了半橋結構的主和內為滯控制的瞬時流雙反饋控制方式。
  9. The design of high - voltage circuit based on pwm technology is briefly described. the closed - loop current control theory using analog instruments is fully discussed, followed which is that using digital instruments. it is an important part that the hardware and software design of the single chip - two arms and two chips - two arms current control circuits with a new chip applicable to digital current control system

    簡單介紹了基於開關源技術的高壓設計;詳細講述了模擬穩流源的穩流原理,並在此基礎上討論了利用數字實現穩流的原理及可能性;選擇出適合數字穩流系統的新型晶元,完成了單片雙穩流系統、雙片雙穩流系統的軟硬體設計;給出了一種簡單易實現的比例?積分控製程序。
  10. Due to two work states - - - arc burning and short current - - - existed in welding process of consumable electrode welding, and different control objectives in these two states, two close - loop feedbacks are designed in the control system : welding voltage feedback and welding current change rate feedback

    根據熔化極co2焊機具有燃弧和短兩種工作狀態,且兩種狀態下控制目標不同的特點,在控制系統中設計了雙反饋:焊接壓反饋及焊接流變化率di / dt反饋。
  11. 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三平變換器為例,分別設計其輸出和飛跨的補償網,最後進行了模擬和實驗驗證。
  12. According to step - response experiment, math model of the hotplate was set up and the temperature of controlling system including temperature detection circuit, pd controller, voltage pulse - wide transforming circuit and executor was designed

    以階躍響應實驗為基礎,初步建立起控制系統的數學模型,設計了適用於該熱板的溫度控制系統。系統主要包括溫度檢測、 pd控制器、壓-脈寬變換及執行元件。
  13. An nc machine can be controlled through two types of circuits : open - loop and closed - loop

    數控機床可以通過兩種控制,分別是開
  14. 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子控制器組成模擬境,以驗證控制器的各種性能指標。
  15. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思? ?利用基於bp網增廣pidbp學習演算法來實時在線地修正定子阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  16. 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 ,實現了流(壓)采樣?數據處理?流控制的控制結構;地位的抬升解決了a / d轉換器對負高壓迴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。
  17. The actual negative feedback amplifying circuit doesn ' t form a closed - loop only from the basic amplifying circuit and the feedback network, but forms the multi - loop system ( multi - loop negative feedback circuit ) from several basic amplifying circuits and several feedback networks

    摘要實際的負反饋放大,並非都是由基本放大和反饋網構成一個系統< 1 > ,還有由多個基本放大和多個反饋網構成的多系統(多負反饋) < 2 > 。
  18. At the same time, we mainly design the hardware and the software of the two control systems. the high quality singlechip of at89c2051 and at89c51 are used as the main microprocessor of the control system. using digital method achieved the speed adjustment and the close - loop speed control which ensure the accuracy of speed adjustment and the speed stability at a def inite speed range

    同時就兩套無刷直流動機控制器的硬體和軟體程序問題進行了重點工程設計,採用了高性能的at89c2051和at89c51單片機作為微處理器,用數字軟體技術對機進行調速和轉速控制,使機在一定范圍內能夠進行精確調速和速度穩定控制。
  19. Closed loop circuit

    閉環電路
  20. The open - looped driving circuit is based on the idealization of the vibration. the square wave voltage and the direct current voltage are combined to drive the gyroscope. influences of square wave voltage are analyzed though simulation. as for the real situation of the vibration, the closed - looped driving circuit is given

    採用方波加直流偏置的等效交流壓驅動陀螺振動,通過模擬分析了方波驅動形式對陀螺振動的影響;結合開驅動,提出了驅動方案。
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