電壓比例控制 的英文怎麼說

中文拼音 [diànyābǐlìkòngzhì]
電壓比例控制 英文
voltage-proportioning
  • 電 : 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...
  • 壓 : 壓構詞成分。
  • 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...
  • 電壓 : voltage; electric tension; electric voltage
  • 比例 : 1. （長度上縮小和放大的倍數） scale; scaling 2. （比率） proportion; ratio; proportionality
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. Abstract : the analysis of the mechanical and pneumatic control systems of scutcher machines is studied in this paper, a hydraulic control system with electro - hydraulic proportional valve to regulate the force imposed on the cotton lap is proposed. it can improve the quality of the lap, simplify system design and reduce cost. therefore, it is a very promising scutcher machine control system

    文摘:在分析了機械式和氣動成卷機成卷壓力控制系統的基礎上，提出了一種採用電液比例控制技術的成卷機控制系統.它不僅可以提高成卷質量，而且可以簡化系統設計，降低成本，是一種有希望的成卷機成卷壓力控制系統
  2. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大量的國內外文獻，對研配液壓機的工作原理及設計結構進行了簡介；對位置同步的控制方法進行了比較分析，提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制電液比例同步控制方案；在此基礎上著重對比例閥控非對稱缸建模，最後得到位置控制系統的總體數學模型，從理論上對同步系統動態特性進行了分析，並用pid控制器進行參數整定，減小雙缸同步誤差、提高系統的動態響應性能；其中控制性能的分析藉助于matlab軟體中的simulink工具箱，由已建立的數學模型形成模擬模型，得到可視化的模擬結果，從而利於交互方式下調整參數，了解不同的參數對系統的影響，優化同步系統的動態性能；在深入了解系統的動作特性后，對plc控制研配液壓機的原理進行了探討，針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃，編制出研配液壓機動作控製程序，在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。
  3. The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil

    該系統的特點及其實現的功能為:電液混合驅動方式改變了工程機械冷卻裝置驅動方式單一的缺點，發動機冷卻系統採用了電液比例技術控制風扇轉速;單片機可以根據冷卻液溫度、冷卻液溫度變化率和目標冷卻液溫度調節液壓驅動系統中電液比例閥的控制電流，進而控制液壓油的流量，即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電動機驅動，然後由單片機根據液壓油的溫度控制電動機的起動和停止。
  4. 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

    偏置測試電路向偏置線圈輸入偏置電流和小信號測試電流，兩者產生的偏置磁場在控制線圈產生感應信號，檢測電路檢測控制線圈端電壓並提取含有轉子位移信息的電壓信號，該信號經半波整流電路和低通濾波電路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電路產生控制電流，實現閉環控制。
  5. Test methods for electro - hydraulic proportional bypass flow control valves

    電動液壓比例旁通流量控制閥試驗方法
  6. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  7. On the basis of this, the hydraulic system of the mkd - 5s drilling machine is resigned for improvement. specially energy - saving design of the feeding system is made and the control characteristic of the electro - hydraulic proportional controlled system of feeding is studied both in theory and in experiment

    在此基礎上，應用電液比例技術對mkd ? 5s型鉆機液壓系統進行了改造設計，重點對給進系統進行了節能設計，從理論和實驗兩方面對給進加壓電液比例控制系統的特性進行了研究。
  8. The result of the study shows that the electro - hydraulic proportional technology is useful for all - hydraulic operated drilling machine to simplify the operations and composition of system, to improve the level of automatization and efficiency and to reduce the consumption of energy. the result of the study also shows that the system of feeding has the properties as followed : fast respone, stable pressure - adjusted characteristic, distinct effect of energy - saving, some improvement of system efficiency

    研究結果表明：全液壓鉆機中應用電液比例技術，可以簡化系統組成和操作，提高鉆機自動化水平，提高系統效率，降低發熱和溫升；採用恆壓變量泵的給進加壓電液比例控制系統調壓性能穩定、響應快、節能效果明顯。
  9. This article performed an application of such means as modern test technology, computer processing system, serial ports communication and electrohydraulic proportional control technology to reform the sheetmetal combined testing machine, so that the stretching force, clamping force and the stretching length can be tested and controlled by the computer system, which greatly improved the stability and testing precision of the testing machine

    摘要通過應用現代測量、微處理、串口通信、電液比例控制等技術，對自行研製的鈑金綜合試驗機進行了改造，實現了對拉伸力、夾緊壓力和拉伸長度的計算機數據採集和控制，大大提高了原系統穩定性和測試精度。
  10. The applications of the electro - hydro proportional control such as, proportional pressure regulation, proportional speed regulation, multi - cylinder synchronization etc have been introduced

    摘要電液比例控制改變了傳統液壓機控制方式，提高了液壓機各項性能。本文介紹了比例調壓、比例調速、多缸同步等電液比例控制功能在液壓機上的應用。
  11. The basic principle of hydraulic system of tb80k trimming is set forth. the changing process of engaging pressure is analyzed and studied, the engaging pressure is produced in transmission controlled by electro - hydraulic proportion when shift gear is switched ; the hydraulic control system used in remote control is studied and designed applied with electro - hydraulic proportional control theory and on the basic of the hydraulic characteristic of tb80k trimming dozer, more and more electro - hydraulic reform projects and assumption are present

    本文闡述了tb80k推耙機液壓系統的基本原理；對電液比例控制變速箱換檔在各檔之間切換的接合壓力變化過程進行試驗分析研究；應用電液比例控制理論，結合tb80k推耙機液壓系統結構特點進行遙控液壓控制系統研究和設計，並提出了多種電液改造方案和設想。
  12. Aiming at the design requirements of shield tunnelling machine for simulator test rig, hydraulic systems of shield were designed and manufactured by applying electro - hydraulic proportional control technology, which included thrust hydraulic system, screw conveyor hydraulic system and cutting wheel drive hydraulic system

    摘要針對盾構掘進機模擬試驗臺的設計要求，採用電液比例控制技術設計製造了盾構掘進機液壓系統，包括推進液壓系統，螺旋輸送機液壓系統以及刀盤驅動液壓系統。
  13. The main work of the thesis is as follows : 1. the feasibility of the scheme in engineering is discussed by means of analyzing the strategy of position control system. 2. the mathematical model of the position control system is established and analyzed in theory

    論文以研配壓機位置控制系統的研究為題目，其主要工作如下： ?對1000kn雙側翻轉研配壓機進行了簡介，對電液比例控制系統進行了分析。
  14. Electro - hydraulic control principle applied in construction machinery is analyzed in this paper ; working principle and application characteristic of electro - hydraulic proportional is lucubrated ; technique and static characteristic of electro - hydraulic proportional decompression value and electro - hydraulic proportional direction value is emphatically analyzed and studied ; electro - hydraulic proportional control mode is setup. the hydraulic circuit which can be not only suit for handle operation but also for remote operation in the same construction machinery, and the hydraulic system design methods is also introduced that the proportion control use d for the steering devices and the working devices of the machine

    本文對工程機械上應用的電液控制原理進行了分析；對電液比例閥的工作原理和應用特點進行了深入研究；重點對電液比例減壓閥和電液比例方向閥技術特徵和靜態特性進行分析研究；建立電液比例控制模型；提出了在同一臺工程機械上，既能滿足遙控又能滿足手控的液壓迴路，以及採用比例量控制行駛和工作裝置的液壓系統設計方法。
  15. Chapter 2 describes the working theory of the hydraulic elevator control system, and introduces the components of this system, especially the vsvii integrated valve, which could be regulated by the controller of single chip processor with flexible control strategy. also the mathematical models for the hydraulic elevator control system with vsv ii valve are derived and the simulation is made

    論文的第二章主要介紹採用轎廂速度反饋電液比例控制的液壓電梯的工作原理，分析了本課題所採用的控制系統的各個組成部分，特別介紹了本課題組自行研製的vsv型液壓電梯專用比例閥和計算機監測系統，並對液壓電梯速度控制系統進行了建模和模擬。
  16. An electric - hydraulic proportional control over cannon hydrostatic driving system was developed

    摘要將靜壓傳動應用於火炮的驅動裝置中，實現火炮驅動系統的電液比例控制。
  17. The electro - hydraulic proportional technology and the viewpoint of energy - saving are introduced into the design of all - hydraulic operated drilling machine in this article. this article offers some references for the design of all - hydraulic operated drilling machine with high level of automatization and high efficiency

    本論文在全液壓鉆機的設計中引入電液比例控制技術和節能設計的觀點，研究成果對于自動化、高效化全液壓鉆機的研發具有一定參考價值。
  18. In this paper, through analyzing and discussing current development of typical hydrostatic drive system of crawlers at home and abroad, it studies property - matching of hydrostatic transmission systems, provides an electronic proportional controlling variable displacement pump - motor hydraulic drive circuit and control plan fit for crawlers " operation, together with typical travel drive system component

    本文對國內外推土機行駛靜壓驅動系統研究現狀進行了分析和綜合，對靜壓行駛驅動系統的性能匹配進行了分析，結合典型行駛驅動系統的組成、工作原理提出了適合推土機工作的電比例控制變量泵-變量馬達液壓驅動迴路及其控制方案。
  19. 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。
  20. Tension control is a very important part of process control in many industrial applications, and plays an important role in improving product quality ^ enhancing system control security and etc. in this paper, electro - hydraulic proportional control methods are applied to control the export tension of the hydraulic motor and also the related winding machine by modulating the pressure difference between the inlet and outlet of the hydraulic motor, and the control methods are proven feasible

    張力控制是許多工業生產過程式控制制中的一個重要的組成環節。它對提高產品質量、增強系統控制安全等方面起著至關重要的作用。論文採用電液比例控制技術通過調節液壓馬達進出口壓差，控制其輸出扭矩，在完成卷繞機構收放過程中，對纜或織物的張力控制的方法是可行有效的。
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