closed loop circuit 中文意思是什麼

closed loop circuit 解釋
閉合環數
  • closed : adj. 1. 關閉著的,封閉著的;密閉著的;保密的。2. 〈美國〉準備好了的;定了契約的。3. 【語音】閉音節的。
  • loop : n 1 (用線、帶等打成的)圈,環,匝,框,環孔,線圈;【醫學】(常 the loop)宮內避孕環。2 環狀物,...
  • circuit : n 1 (某一范圍的)周邊一圈;巡迴,周遊;巡迴路線[區域];迂路。2 巡迴審判(區);巡迴律師會。3 【...
  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

    本地網網路資源管理系統是側重於本地網網路資源的管理,同時兼顧網路質量管理。重點網路管線管理、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路達到整體優化,保證網路的運行質量,在網路資源管理的基礎上,實現調度方案的生成,以及電路通道的閉環調度流程。
  2. 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電源技術的高壓電路設計;詳細講述了模擬穩流電源的閉環穩流原理,並在此基礎上討論了利用數字電路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,完成了單片雙路穩流系統、雙片雙路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。
  3. 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。
  4. 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電路,並非都是由基本放大電路和反饋網路構成一個閉環系統< 1 > ,還有由多個基本放大電路和多個反饋網路構成的多環系統(多環負反饋電路) < 2 > 。
  5. We design inversion control circuit with cmos figure pll cd4046 act as core and microprocessor 80c196kc act as assistant controller. adopting a control method that combine fuzzy controller and pll control, improve induction heating power succeed in startup. adopting electric current voltage pair closed loop feedback design, with trough route capacitance voltage and trough route electric current act as pair closed loop feedback signal, guarantee induction heating power output accuracy

    並對系統主電路的元器件參數進行了詳細的計算;設計了以cmos數字鎖相環cd4046為核心、以80c196kc作為輔助控制器的逆變控制電路;採用了模糊邏輯與鎖相環相結合的控制技術,提高了電源的啟動成功率;採用電流、電壓雙閉環反饋方案,採用槽路電容電壓和槽路電流作為反饋信號,從而保證了電源功率的輸出精度。
  6. Alarm input signals are : contact open - circuit alarm, contact closed - circuit alarm, ttl level signals. alarm output modes are : flash alarm, sound alarm, relay contact output alarm optional for memory function or not it adopts high brightness led or long - lifetime planar luminotron separate indicate the current condition for every loop

    各輸入埠均具備萬能信號和單通道輸入功能,且各路可同時輸入不同類型的信號,輸入信號全切換時只需通過儀表菜單的簡單選定,即可實現不同類型輸入信號各種熱電偶熱電阻標準電壓標準電流信號之間的輕松切換,提高了儀表的通用性和可靠性。
  7. Closed loop circuit

    閉環電路
  8. It is shown that closed loop circuit feedback control and open loop control are separated during the zero - power start up process. the self - starting of the medium frequency converter is achieved

    論文分析了通過plc對感應加熱進行閉環控制的控制策略,並採用了閉環開環分離的方法,解決零電壓啟動問題。
  9. An approximate analysis of medium frequency parallel converter used in power supply controlled by microcomputer is presented in this work. the proposed approach may be applied to converters whose industrial applications are induction heating and metal melting installations. it is shown that closed loop circuit feedback control and opened loop circuit control are separated during the zero - power start - up process

    通過閱讀資料和文獻,在對中頻感應加熱及其相關技術的發展、現狀和趨勢作了一個比較全面而深刻的研究基礎上,論文分析了並聯感應加熱電源閉環控制的控制策略,並採用閉環開環分離的方法,解決了零電壓啟動問題;設計了中頻感應加熱電源的微機控制系統。
  10. The computer data structure of branch circuit element type and its linear list is defined ; the problem describing a complicated circuits whth data structure is solved. kirchhoff branch element type, kirchhoff colosed loop circuit element type and the set of kirchhoff closed loop circuits are defined ; the computer algorithm for getting a set of kirchhoff closed circuits is given out. and so, using computer for automaticly analysing and solving complicated linear circuit problem can be realized

    針對一般的線性電路,用數據結構中關于定義抽象數據類型的方法定義了電路支路數據元素類型及相應的線性表,解決了用數據結構描述任一復雜電路的問題.定義了基爾霍夫支路數據元素類型、基爾霍夫迴路元素類型和基爾霍夫迴路集,給出了求基爾霍夫迴路集的演算法.從而實現了計算機自動分析、求解復雜線性電路的問題
  11. Studies the work principle and key technology of the boost pfc circuit in theory, designs a small power digital boost pfc converter, this converter works in average current control means and based on tms320lf2407 dsp, adopts current and voltage double closed loop control and pi control arithmetic

    從理論上分析和研究了數字控制boostpfc電路的工作原理和關鍵技術,設計了一款小功率基於tms320lf2407dsp的平均電流控制型的數字控制boostpfc變換器,該變換器應用了電壓、電流雙閉環控制和pi控制演算法。
  12. This system take the industry computer and the programmable controller as a control core, step - motor, the frequency changer and the ac machine does for the execution, matches by the sensor and its the periphery connection electric circuit, formed a pair the closed - loop control system

    本系統以工業計算機和可編程式控制制器為核心,步進電機、變頻器與交流電機做為執行器,配以傳感器及其外圍介面電路,構成雙閉環控制系統。
  13. Finally, the control part of the tightening machine is introduced. the closed loop control is applied in the whole of control part and the control precision can be improved. the principle diagrams of the main circuit and the program flow diagram of the main control system are given

    最後,對擰緊機的控制部分進行了介紹,整個控制部分採用閉環控制,提高了控制精度,文中還給出了主要電路部分的原理圖和主控單元的軟體流程圖。
  14. In the design of real - time control system, the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit, and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ), which would avoid straightthrough short of a certain bridge. phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter, but also be used for speed detecting based on signals " period measurement, which makes the speed sensor unnecessary. the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system

    在實時控制系統的設計中,本文以三相全橋mosfet逆變電路作為實時控制主電路,採用120導通方式結合半橋pwm調制的控制方案,從而有效地避免了橋臂的直通短路;本文用單電流傳感器實現對相電流的檢測,來自位置傳感器的三相位置信號不僅為逆變電路提供換相信息,而且也用於基於信號周期測量的轉速檢測,這樣就省去了速度傳感器;系統採用的是速度、電流雙閉環控制策略,力求構建高性能的稀土永磁無刷直流電動機全數字實時控制系統。
  15. Meanwhile, this article brings forward a control method on account of magnetic field and designs a high - precision control circuit based on dsp. also, this system detects magnetic field with hall ' s sensor and controls the closed loop system, then controls the output displacement. moreover, this article designs

    同時,本系統採用基於磁感應強度的閉環控制系統,設計了基於dsp微處理器的高精度控制電路,採用霍爾傳感器對磁感應強度進行監測,進行閉環控制,以通過對磁感應強度的監測來實現對輸出位移的控制,此外,本文還設計了溫度檢測和反饋控制系統,保證了超磁致伸縮棒工作在恆溫環境,減小了附加熱變形對工作精度的影響。
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