有效控制環路 的英文怎麼說

中文拼音 [yǒuxiàokòngzhìhuánlù]
有效控制環路 英文
active control loop
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 控 : 動詞1 （告發;控告） accuse; charge 2 （控制） control; dominate 3 （使容器口兒朝下 讓裏面的液體慢...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 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;...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 有效 : effective; valid; efficacious
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system

    其次，通過對整個系統諧振頻率變化的分析和研究，設計了以鎖相環cd4046為核心的鎖相環控制電路，同時，在綜合比較鎖相環控制、模糊控制以及模糊控制和鎖相環復合控制三種控制演算法的基礎上，進行了系統模擬，得出採用復合控制可使跟蹤電路既具有鎖相環路較好的穩態性能，又擁有模糊控制較好的動態性能，系統魯棒性能好，同時也提高了逆變器的效率。
  2. These platforms are based on distributed network environment. although they are able promote enterprise application, they have the complicated characteristic of distribution, asynchrony, and concurrence

    這些平臺都基於分散式網路環境，雖然能夠有效地促進企業應用，但是具有異構性、分佈性、並發性、異步性等諸多難以控制的特性。
  3. Based on the study of transferring characteristics of the lcc - type resonant voltage, the parameter combinations, which make widths and magnitudes of voltage pulses of resonant network adjustable, arededucedo when the following requirements are met : fn > 3, k > 3 or cp / cs > 8, the above circuit is of natural voltage - stabilized characteristics, thus open - loop control method for bucking voltage is presented and the experimental results verify that the method is feasible.,

    實測整機在額定負載時效率達到88以上。在研究lcc諧振網路電壓傳輸特性的基礎上，推導出滿足可變寬度和幅度的諧振網路輸出電壓脈沖列的參數組合。設計f n 3 、 k 3或c _ p / c _ s 8時，諧振網路具有自然穩壓特性，因此本文提出並實驗驗證了一種整機為降電壓時的開環控制策略。
  4. By analyzing on nature, society and economy conditions as well as distribution characteristics of sand source in the lower lhasa river valley, put forward a series of comprehensive renovation scheme to harness sand sources, mainly including dredging channel, planting farmland shelter - forest network, constructing arbor - bush - herb shelter forest and shifting sand stabilization, this scheme will not only control blown - sand threat, and improve local ecological environment ; at the same time, also lay the strong foundation for enlarging lhasa city space and effectively utilizing local resource, embody a sustainable thought on how to make comprehensive renovation in high cold valley region

    摘要在深入分析本區自然社會經濟條件和風沙源分佈特徵基礎上，提出把拉薩河下遊河道疏浚與風沙源治理相結合，以河道疏浚、農田防護林、喬灌草防風護沙林和流沙固定等物理工程、生物和機械措施為主體，進行風沙源綜合整治，一方面可有效控制風沙災害的威脅，改善河谷區生態環境，同時為拉薩市城市空間發展和當地資源的有效利用奠定了基礎，體現了在高寒河谷區進行風沙源綜合整治的可持續性思路。
  5. 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路的非線性模型，並對比分析了三種方法，模擬中確定了電機的最優開通關斷角，在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制，模擬結果表明，它實現了電機的正常運行，很好的抑止了電機轉矩脈動，同時有效地降低了噪聲。
  6. Upon fruitful analysis of industrial circumstances, this thesis analyzes chengdu ty company ' s sales channel models used in the past time and the channel model of chengdu ty company ' s sales being used at present. it also suggests that chengdu ty co. should adopt a new sales channel model to meet the requirement of the changing marketing surroundings. the contents of this thesis describing are as follows : principle of channel design, selection of sales channel model, option of channel members, management of sales channel, motivation of channel members and performance measurement of sales channel

    本文通過對行業環境的描述和對成都ty公司原有銷售渠道的分析，以成都ty公司在新的市場環境下如何建立銷售渠道為主線，從六個方面進行闡述：銷售渠道的設計原則、渠道模式的選擇、渠道成員的選擇、渠道管理和渠道成員的激勵、營銷流程的管理、銷售渠道的績效評估，從而使渠道網路化，遍及市場各個角落，企業控制渠道，激勵渠道成員，渠道建設達到使「產品無所不在」的終極目的。
  7. In the second part of this paper, it makes a detailed analysis among fluid - model - based, smith - principle - based and two - pd - controllers - based by comparing to the method and application of control theory. then it gets the laws to keep the control loop stable. in order to analyze the dynamic and transient characters, three congestion control algorithms mentioned above have been carried out in the nist atm network simulator and the successful outcomes are brought out

    本論文對atm網路abr業務擁塞控制的控制理論演算法進行了總結，簡要分析了其優點和缺點；運用控制理論的分析方法和觀點對基於流體控制模型、史密斯預估控制模型和雙重比例微分控制模型三種擁塞控制演算法加以具體的分析，從而分析了怎樣確保控制環的穩定性；在nistatm網路模擬軟體中嵌入以上三種擁塞控制演算法，從而對演算法的動態和瞬態特性進行模擬分析，以此證明控制演算法的有效性；最後提出了今後atm網路abr業務擁塞控制演算法的發展趨勢。
  8. The main circuit is consisted of 18 thyristors circuit and protection circuit. with the help of control subsystem, it can get the output of low frequency voltage ( current ) with the shape of sine wave ; the core of the control subsystem is the cpu of 87c196kc, and the synchronization circuit, the pulse - widen circuit, and the power - enlarged circuit form the accessorial subsystem of the control system. it possesses all the functions of digital triggering, digital tuning, analog / digital conversion ; the input transfer can isolate the input and output ; and the circumfluence reactor can reduce the circumfluence

    主迴路採用由18個晶閘管組成的三相零式電路，並輔以晶閘管的保護電路，通過控制可以得到低頻正弦波的電壓（電流）輸出；控制迴路主要以87c196kccpu為核心，其外圍電路包括同步電路，脈沖拓寬電路，功率放大驅動電路等，完成了數字觸發、數字調節、模數轉換等功能；進線電源變壓器具有變壓和隔離作用；環流電抗器則實現了有效抑制主迴路瞬時脈動環流的功能。
  9. B ) equivalent circuit method and finite element analysis ( fea ) to compute the static force are presented, the results obtained by each method are compared one with the other. c ) the results of dynamic simulation by means of the software, ansoft show the hlfm " s characteristics when the motor works in the special frequency and single stroke and the conditions used for position control. d ) the measured static thrust - displacement characteristics and the dynamic characteristics during starting show good correlation with the calculated results

    在設計並製作了實驗樣機的基礎上所做的研究內容包括； （ 1 ）分別用能量法和麥克斯韋張量法推導電磁力的計算公式，並討論他們的不同應用范圍； （ 2 ）分別用等效磁路法和有限元法作直線力電機的靜特性分析，並比較分析它們的計算結果； （ 3 ）用有限元模擬軟體做直線力電機動態特性的模擬，分別分析直線力電機的頻率特性、動子開合閘特性和開環位置控制的工作特性； （ 4 ）做直線力電機的靜推力?位移特性實驗和動子開合閘的動態實驗，並將實驗結果與計算結果進行對比，實驗驗證了計算模型及計算方法的正確性。
  10. The artide, the process contrd in construction project, analyzed the inner aned outer environment of the construction enterprise, considered the advanced managing experience of some construction enterprises in and out of china, researched the managing theories and summarized the practice experience from project cost contrd, progress contrd, quality contrd and capital contrd, and tried to find an efficacious way to superintend the process of the construction, the article indude five parts : 1. the necessity and strategic significance of carrying out the contructinn project process contrd. 2. the current situations and main problems of the project process contrd in china. 3. the experience of the project process contrd in and out of china, and the revelation for us. 4. the methods and contents of enhancing the project contrd in enterprise, include the methods and contents of the project cost contrd, highlighting quality contrd and improving quality standard, highlighting quality contrd and improving quality standard, the contrd of project planning progress and resource management, strengthening financial management and increasing the profits. 5. speeding up the reform of the project control institution, improving the scientific and efficacious managing institution, improving the scientific and efficacious managing institution, and some key respects in the project management process

    所有者缺位，企業沒有真正地建立起現代企業制度，決策缺乏科學性，人本管理、企業文化建設、制度建設沒有真正地的落到實處，企業的經營權力過分集中，經營者負盈不負虧，拼資源的現象普遍存在，管理水平不高，盈利能力較弱，競爭能力不強，人員素質較差，是大部分國有企業內部的通病。 《施工項目過程式控制制》這篇文章，通過對施工企業所處內外環境的客觀分析，結合國際國內的一些施工企業的先進管理經驗，從項目成本控制，進度控制，質量控制，資金控制等方面進行理論探索及實踐總結，力爭找出一條有效監控施工企業施工過程的成熟的管理之路，全文共分五個部分：一、實施施工項目過程式控制制的必要性及其戰略意義。二、當前我國項目控制的現狀及其存在的主要問題。
  11. With the strong dsp as the control unit, the design of main circuit structure is provided, and the control policy for the main circuit loop, the tuning of the triggering angle for thyristor are given

    在具體的系統實現中，變換器主迴路選擇環流控制方式，採用高性能dsp作為模糊控制核心，通過加權平均判決的模糊決策演算法對變換器主迴路晶閘管的觸發角進行調制，從而有效控制輸出電壓波形。
  12. To the primary contradiction of real - time interactive visual simulation, limited bandwidth of network and real time transmitting parameter of relative to move sight, the control mechanism of 3 - d visual object is discussed, under the direction of hla idea, the visual federal object model vfom is established to describe the visual data distributing ; the author designed a grammar of vfom context and a turing conversion mechanism, it will support exploitation of visual simulation in different field ; the author analyses and apply opengl to design a method of implement real - time interactive visual simulation on pc, in additional with object - oriented program technique network communication technique multithreading technique, implement pc - virsp. there are 7 chapters in this thesis. in chapter 1, the developments of virtual simulation is looked back, the aim and significance and the main search content is put forward

    論文針對實時交互視景模擬的主要矛盾，即網路有限帶寬與視景運動交互參數實時傳輸矛盾，探討了三維視體運動控制機理，結合hla思想，建立視景聯邦對象模型（ vfom - visualfederalobjectmodel ）來描述視景數據分佈；並設計了模擬實體鏈描述文本文法及其存儲轉換機制，有效支持多領域視景模擬系統開發；分析並應用圖形介面標準opengl ，設計了基於pc機的實時互操作視景生成方法；針對網路分佈環境下視景模擬實時交互需求，設計視景運動同步控制方案；並綜合應用了面向對象編程技術、網路通信技術、多線程技術，實現了基於pc機的視景實時互操作支撐平臺（ pc - vrisp ? real - timeinteractivesupportingplatformforvirtualsimulationbasedonpersonalcomputer ） 。
  13. A new method, which uses shaping circuit and programmable computer controller with appropriate software to measure frequency, is initially applied which overcomes the problems of low reliability and slow responding process of traditional frequency measurement unit, improves the reliability and dynamic quality of frequency measurement and expedites the responding speed effectively

    首次提出了一種由整形電路和可編程計算機控制器配以適當軟體完成頻率測量的方法，有效地解決了plc調速器測頻環節存在的可靠性差及響應速度慢的問題，提高了頻率測量的可靠性及動態品質。
  14. By the evaluation method of ambiguous and synthetic, the internal control of information system based on network can be evaluated effectively

    並且運用模糊綜合評價方法，對網路環境下企業信息系統內部控制進行了有效評價。
  15. In the theory and on the practice, this paper have studied the problems how to establish the internal control based on network, and how to evaluate it effectively

    本文主要從理論和實證的角度，探討了在網路環境下企業如何構建內部控制及如何對內部控制進行有效評價等問題。
  16. The shunt active power filter which uses the i p ? iqmethod and the hysteresis - based current control strategy has been simulated, and analyze the inductor and the cut - off frequency which affect the performance of shunt active power filters

    Iq諧波電流檢測和電流滯環跟蹤控制技術的並聯型有源電力濾波器進行了模擬研究，重點分析了影響有源電力濾波器補償效果的濾波電感和采樣電路截止頻率。
  17. Finally, the closed loop control strategy through nonlinear states feedback is designed by a lyapunov function for the averaged system and realize the position control of the non - holonomic robot. the simulation results show that the open - loop control method based on neural network and the feedback control method of the position are effective

    模擬結果表明本文設計的基於神經網路的位置開環控制方法及針對簡化哈爾濱工程大學博士學位論文後的平均系統設計的基於李亞普諾夫函數方法的非驅動臂任意位置臂環控制是非常有效的。
  18. This platform is then used to study the temperature distribution and fluctuation of module ' s wall, the fluctuations of thermal control system, temperature and humidity in the cabin for the short and long cycles of the thermal environment changes. this thesis suggests a temperature control method for cooling loops, a temperature and humidity control method of the cabin air and simulates their effectiveness

    用該平臺模擬了艙壁的溫度分佈及波動特點，研究了熱輻射環境的短周期和長周期波動及艙內熱負荷波動對熱控制系統及艙內空氣溫度、濕度造成的動態影響；給出了熱控迴路溫度控制方法，利用最佳去濕流量的概念提出了具有回熱流程的艙內空氣溫度、濕度控制方法，對控制效果進行了動態模擬。
  19. This paper focuses on the feasibility and stability of the neural network and robust controller is applied to position inner loop. the study of simulation indicates that the effectiveness of the controller and the feasibility of the whole project

    本文著重對神經網路魯棒控制器應用於厚控系統位置內環的可行性及系統的穩定性進行了分析，模擬研究表明了控制器的有效性以及整套方案的可行性。
  20. This dual - loop strategy is analysed completly and simulated. the implementation strategy is using digital and analogous hybrid control. the voltage loop is realized by dsp, and the inner - loop is realized by analogous circuit the design of cpld which simplified signal - phase cascade inverter circuit is also introduced in this paper

    根據控制方案設計了採用數模混合方案的控制電路，電壓外環採用dsp控制，實現輸出電壓有效值計算、 pi調解、輸出限幅等操作，電流內環採用模擬電路實現，並基於復雜可編程邏輯器件cpld設計了載波移相電路和死區產生電路，簡化控制電路。
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