負載比控制 的英文怎麼說

中文拼音 [fùzǎibǐkòngzhì]
負載比控制 英文
lrc load ration control
  • 負 : Ⅰ名詞1 （負擔） burden; load 2 （虧損） loss 3 （失敗） defeat Ⅱ動詞1 [書面語] （背） carry on th...
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 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...
  • 負載 : [電學] load
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. Then following reality constituent of engine and connecting component interface, a nonlinear signal cylinder engine model has been created, though fire interval and fire order, a control - oriented four cylinders engine is build. following dynamometer is seen as load, performance of engine is simulated and researched under the condition of constant torque and speed, validation of the math and simulation model have been confirmed by comparison result between simulation with test result of engine performance simulation software dyno

    按照發動機的實際組成，根據各部件的介面類型連接模型庫中的部件，建立了單缸發動機非線性模型，在此基礎上，依據發動機實際發火間隔和順序，建立了面向控制的四缸汽油機模型，並以測功器為負載，通過恆轉矩和恆轉速方式進行了發動機性能模擬和研究，模擬結果和發動機動力性能模擬軟體dyno測試結果的對比驗證了數學模型和模擬模型的正確性。
  2. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 ， and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統（ pwm ）和位置環構成的定位系統中，速度環的參數隨負載特性；電網電壓；給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 ， 2 .因此在設計位置環的離散滑模控制時，必須針對速度環（即位置環的控制對象）的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ，以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果，本文作了對比性研究，並將該設計方法用於工業試驗中，取得了滿意的結果
  3. Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last

    在基於專家系統的故障診斷方法中，採用了產生式知識表達和正向推理機制；在基於神經網路的故障診斷方法中，則分別採用了bp神經網路的附加動量法、自適應學習速率、彈性bp演算法、擬牛頓法、共軛梯度法和levenberg - marquardt法對電氣負載管理中心和固態功率控制器的故障進行診斷，並對由模擬得到的不同診斷結果進行比較。
  4. Designed the dual - loop control circuit based on optimized psm, which realize to select the suitable duty ratio to make output stable by utilizing voltage and current feedback loops

    3 ）設計基於優化psm調制模式的雙環控制電路。採用電壓、電流雙環路控制，根據負載情況選擇合適占空比來實現穩壓。
  5. Then pid flow rate control algorithm is introduced. all experiments made in this chapter are about measuring the valve parameters according to spool positions, single actuator flow rate control by the calculated flow rate feedback control method, free flow rate dividing control under the sufficient pump discharge flow rate situation, proportion flow rate dividing and flow rate dividing based on meter - in flow rate feedback control method under insufficient pump discharge flow rate situation. the results of all experiments proved that the method presented in this thesis is an effective way to overcome the unreasonable flow rate dividing when simultaneously operating multi - actuators with different inertia loads

    第四章介紹了多執行器復合控制實驗系統和實驗方法；介紹了實驗採用的流量控制的pid演算法；並測定了執行器控制閥和閥芯位移相關的系數；做了單個執行器計算流量反饋流量控制、流量足夠情況下多執行器流量任意分配、流量不足情況下多執行器按比例調節流量分配和多執行器進油側流量反饋分流控制實驗；通過實驗說明了論文提出的分流控制方法能實現大小慣性負載復合操作時的合理分流。
  6. This text has analysed load balancing method of existent especially lvs cluster system and recommended the net packet and netfilter ’ s frame structures in the linux operating system ; it has compared the cooperative - type - cluster with tradictional cluster in the net packets ’ queue ways and with active cluster in the load balancing dispatcher way, which has reflected the superiority of cooperation type cluster ; the three major parts of the cooperative - type - cluster have been designed and realized in this text, which includes sync packets ’ priority service for dmcs 、 “ priority and avoid sudden load unbalance ” dispatch way at the cooperation of nodal servers and director and active nodal server which ensure cluster normally running when cluster join or rduce node server ; the cooperative - type - cluster ’ s control frame controlled by homepage has been constructed ; the mulit - services cluster system has been realized ; this text has used the existing server pressure testing tools to test the cooperative - type - cluster and lvs cluster, then has comparaed and analysed the two

    本文分析了現有服務器集群特別是lvs集群系統的負載均衡方法，介紹了linux系統下的報文和netfilter的框架結構;將所提出的合作式集群與傳統集群在報文排隊方式上進行比較，與主動式集群在負載均衡調度方式上進行比較，體現了合作式集群的優越性;設計並實現了合作式集群體系結構的三大部分:針對分散式測控系統的加權服務、負載均衡器與節點服務器合作式「加權防突」負載調度、保證集群運行不受加減節點干擾的主動性真實服務器;構建了通過網頁界面控制合作式集群的控制框架;實現了一個可運行的合作式多服務集群系統，運用現有服務器壓力測試工具對合作式集群和lvs集群進行負載測試，並對測試結果進行比較分析，同時通過壓力測試實現加權服務。
  7. This paper deals with the following three topics with regard to the control of multiple manipulators : 1. deprive the kinematics and dynamical equations of two manipulators with identical structure on the basis of geometry theory, one of which has two links, giving the inverse solution to the kinematics of the system which consists of the manipulators and the grasped object ; 2. by use of load - distributing, design a controller coordinating multiple redundant manipulators whose parameters are known

    基於微分幾何理論推導出兩個具有相同結構的二連桿機器人的運動學逆解及與物體所成系統的動力學方程； 2在假設由多個冗餘機器人與物體組成系統的動力學模型確知的前提下，利用負荷分配法，設計了一種不僅能使關節力矩優化且能按照一定比例分配負荷的控制器，解決了以往控制器的一些缺陷，即忽視各個機器人的實際承載力，導致一些負荷力小的機器人卻必須承擔較大的負載，最終損壞機器人； 3
  8. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理，確定像移補償方案，並根據像移補償原理設計補償機構；分析與設計掃描反射鏡系統結構，根據材料線膨脹系數一致原則，選擇反射鏡及其背部支撐的材料；由掃描反射鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速，根據負載力矩確定電機的額定轉距，綜合電機外型尺寸等因素，確定執行元件? ?電機的型號；根據所選電機的參數指標，設計1 ： 6速比的減速器；利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化；設計反射鏡柔性支撐結構，並通過軟體分析支撐結構的力學特性，驗證反射鏡柔性支撐結構設計的合理性；從原理上研究掃描反射鏡控制系統功能；進行系統精度測試，測試結果表明掃描反射鏡系統設計的合理性。
  9. Theoretical and experiment researches of transmission mechanism and control strategy of the cvt have been carried out under the project ( 59835160 ) financed by national natural science foundation which includes follow content : 1 ) the kinematic relation of the metal pushing v - belt type transmission is analyzed. the relation among oil pressure of pulley cylinder, transmission ratio and input torque under load condition is studied. optimal design method for metal pushing v - belt type continuously variable transmission is put forward

    本文在國家自然科學基金重點項目（資助號： 59835160 ）資助下，對金屬帶式無級變速傳動系統的傳動機理、匹配及控制策略等進行了系統深入的理論分析和實驗研究，具體研究內容如下： 1 ）系統地分析了金屬帶無級變速傳動的基本運動規律，研究了在負載狀態下，帶輪油缸壓力與速比和輸入轉矩的關系，提出了對金屬帶式無級變速傳動系統進行優化設計的方法。
  10. As the computer controls the throttle valve, this method gets rid of the hand randomization, shortens the testing time, lightens the work of lab assistants and makes a progress towards the automatic test

    這種加載方式通過微機控制比例電磁鐵發送信號，克服了手動加載的隨機干擾，縮短了實驗時間，減輕了實驗人員負擔，向液壓測試的全自動化邁出可喜的一步。
  11. At first, the development and fundamental of monolithic switching power supply are presented in this thesis. then a novel monolithic switching power supply circuit only with four terminals is analyzed at detail. it uses pulse skip modulation and current - mode topology

    論文研究了一種作為psoc原型電路的四端單片開關電源電路，此電路採用新型的跨周期調制模式，與傳統的脈寬調制模式相比，提高了輕負載下的工作效率;整體控制迴路採用電流峰值控制模式。
  12. Compared with phase - shift control, pwm plus phase - shift control can reduce the current stresses and rms currents of the converter. the loss of the converter can also decrease. lt is proved the converter can achieve zvs in larger load variation

    與常規相移控制方式相比， pwm加相移控制方式能減小變換器的電流應力，減小通態損耗，同時也能拓寬零電壓開關的范圍，使變換器在較寬的負載變化范圍內都能實現軟開關。
  13. The main feature of this method is that voltage u is independent to frequency /, which can be controlled separately within limits. so it can change the ratio of u / f according to the variable load torque

    該方法的主要特點是spwm送給電動機的電壓u和頻率f信號是互相獨立的，可以分別進行控制，根據負載轉矩的變化而改變u f比。
  14. The proportional flow valve control system with speed - electric feedback applied in hydraulic elevators can eliminate disturbances of nonlinear source such as oil temperature and load change. in this system, the proportional valve plays a key role

    採用轎廂速度一電大閉環反饋控制方法的電液比例閥控系統，可以排除油溫及負載變化等因素引起的非線性干擾，極大地提高了液壓電梯的工作性能。
  15. The experiments of motor without and with load on a given frequency are completed in this paper. these results are compared and analyzed. the feasibility of the scheme is validated through the analysis of the results

    通過理論分析和對控制系統的設計，作者在dsp電機控制教學實驗及系統開發平臺上對六邊形磁鏈控制演算法進行了初步的開環實驗，完成了電機在一定頻率下空載和帶負載的實驗，並對實驗結果進行了對比分析，結果驗證了系統設計方案的可行性。
  16. But at present variable frequency control sets mainly the given frequency on the ground of the status of oil well, and makes the beam unit extract oil by the given frequency. consequently, the output feature of motor is still hard, and ca n ' t adjust the output torque of motor according to the load feature of beam unit

    但是，目前抽油機變頻控制主要還是根據油井狀況來設定給定頻率，使抽油機電機按給定頻率來抽油，電機的輸出特性比較硬，而且還不能根據抽油機的負載特性來調節電機的輸出轉矩，有時還存在著發電狀態等問題。
  17. The fifth chapter experiments on the cushioning performance of the three sets of systems with pid / pdf algorithm. mainly on how to influence the systems cushioning performance while changing the preset input signal frequency and the load mass. and on the systems " repeatability. reappearance and the stability. additionally this chapter compares the pid algorithm with the pdf algorithm in their influence on system cushioning performance. the final experiment results testifies that the thesis successfully realizes the expected cushioning effects of the three different sets of high - speed pneumatic system

    第五章對pid 、 pdf控制策略系統緩沖性能進行了實驗研究，主要研究了給定輸入信號頻率的改變對系統緩沖性能的影響、長時間工作時系統的重復性和再現性以及不同負載質量下系統的緩沖性能的實現；同時比較了pid 、 pdf控制策略對系統緩沖性能的影響。最後實驗結果表明，本課題用pid 、 pdf策略很好的實現了三套不同類型的高速氣動系統的緩沖，緩沖效果是很不錯的。
  18. This paper analyses the type, function and characteristics of usual proportional control valves and raises a new modificative version in the light of their drawback. that is, basing on the principle of flow amplification and electrical feedback and throughout calculation and analysis on flow closed loop control and pressure flow combination., determination of the minimum controlled pressure difference as well as flow controlling range and structure of main valve and research of the dynamic and static characteristic, the paper puts forward control principle of " flow - load pressure change - displacement revision " and pressure / flow double closed loop, and further expounds that using a proportional controller and a electric mechanical transducer can separately serve the control function of pressure or flow as well as flow pressure combination

    本論文分析了目前常用比例閥的類型、功能、特性，並針對其不足提出新的改進方案，即：以流量放大，電反饋兩個原理為基礎，通過對流量閉環控制及壓力流量復合的計算分析、確定上最小控制壓差及流量控制范圍，確定主閥結構、功能特性研究等，提出了「流量? ?負載壓力變化? ?位移修正」的控制原理和壓力流量雙閉環控制原理，並進一步論述了利用一個比例控制器和一個「電?機械轉換器」就可完成獨立的壓力或流量控制功能以及流量壓力復合控制功能。
  19. Over the past several years, the modeling and control of flexible space robots have attracted much serious attention. compared with the conventional rigid robots, flexible robots have the potential advantages of lower energy consumption, large work volume and greater payload - to - manipulator weight radio

    近年來，空間柔性機器人的建模和控制受到了廣泛的研究，與傳統的剛性機器人相比，柔性機器人具有耗能小、操作空間大、負載重等特點。
  20. Load conduct power integration andproportional control of the hydraulic system

    液壓系統負載傳感功率匹配與比例控制研究
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