asynchronous control system 中文意思是什麼

asynchronous control system 解釋
異步控制系統
  • asynchronous : adj. 1. 時間不一致的,不同時的。2. 【電學】異步的。
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. This text summarises several control forms of gushing out oil pump test platform simply, and mainly proposes analog and digital control schemes of close ring adjusting speed, at the same time, gives the principles and implementation methods used in parameters control and measuring, this text introduces the asynchronous electromotor " s control process, in which, fuzzy control arithmetic is used, and the control commands are passed on by means of communication between mcu and frequency converter. there are two parts in this system. one is superior computer that is ordinary pc, the other is hypogynous at89c52. the functions of superior pc are control and display information through screen, and the functions of ats9c52 includes control, collecting, display, treatment, uploading of all parameters

    詳細介紹了應用模糊控制演算法,以變頻器通訊方式進行異步電機調速的控制過程。系統由上位機和下位機兩部分組成。上位機為普通pc機,主要實現系統控制、數據顯示等功能,另外還有數據庫瀏覽、數據列印等功能;下位機以at89c52為核心,負責所有參數的採集、處理、顯示、上傳、控制等。
  2. After analysising the theory and characteristics of the corba and mobile agent technologies, the paper brings forward firstly a kind of mobile agent architecture - coma, and gives the solution to coma ' s asynchronous transfer, concurrent control, naming, location and intelligence mechanism in detail. furthermore, aiming at making up the flaws of the application servers based on corba in distributed group environment and solving the problem of object ' s remotion on the corba server, the paper proposes a kind of corba architecture based on mobile agent - maorb, discusses naming and transparent transfer of mobile agent in a maorb system in detail, and gives a reasonable improvement method

    本文在分析了corba和移動agent這兩種分散式技術的運行原理及其特點之後,首先提出一種應用於協同環境下的移動agent體系結構coma ,並詳細給出了coma的異步遷移、並發控制、命名和尋址,智能化機制這幾個關鍵技術的解決方法。進而,為了彌補單純的利用corba技術來構建分散式集群環境中應用服務器的不足,解決corba服務端對象的可移動性問題,本文又提出了一種基於coma的corba體系結構maorb ,詳細討論了maorb系統中移動agent的命名和透明遷移以及corba和coma的結合度問題,並給出了合理的解決方案。
  3. Basing on the analysis about the reason that how the superabundant torque appears, direct torque control strategy is used to realize the servo control of two asynchronous motors and load system ' s simulation. the measure method of superabundant torque of the system, the valid method of static state torque and the benchmark of dynamic torque are given by testifying the system ' s speediness through experiments

    在具體分析加載系統中多餘力產生原因的基礎上,採用直接轉矩控制策略,實現了兩臺異步電動機伺服控制和加載系統的負載模擬實驗,通過實驗驗證了系統的快速性;給出了系統多餘轉動慣量的測量、靜態轉矩的校驗和動態轉矩基準的實驗的基本方案。
  4. This thesis make a study on vector - contorl wvf system of asynchronous motor. in the course of study, making use of the mathematical model of asynchomous motor in mt axes. then both open - loop control system and close - loop vector - control system are respectively simulated with simulation block simulink in matlab

    本文對異步電動機變頻調速系統進行了研究,利用異步電動機在二相同步旋轉mt坐標系下的數學模型,使用matlab中的模擬工具箱simulink分別對開環控制系統和閉環矢量控制變頻調速系統進行了模擬。
  5. Through consulting lots of relevant references, present research of direct drive volume control hydraulic servo system is summarized in this paper, the principle and character of this system are expatiated, the principle of vector control is introduced. at the same time, the mathematical model of ac asynchronous motor is set up based on the vector control theory. the mathematical models of both the pump controlled motor and pump controlled cylinder are set up and simulated in this paper

    在查閱大量國內外相關文獻的基礎上,本文綜述了國內外對該系統研究概況,闡述了該類系統原理和特點;闡述了矢量控制的基本原理,並基於這一原理建立交流異步電動機的數學模型;分別建立了泵控馬達系統和泵控缸系統的數學模型,並給出了模擬分析;設計了用於泵控馬達系統的集成閥塊,加工了密閉壓力油罐;針對現有直驅式電液伺服裝置所存在的問題,本文主要針對系統工作過程中所產生的噪音與爬行問題進行了一定的研究。
  6. The single - chip microcomputer control technology has been applied in the system to carry out monitoring and protective functions for the asynchronous motors controlled. combined with suitable peripheral interface, disposition and flexible software, the mcs can measure the current and voltage signals of the motors. based on the measurements, the computation, judgment and decision are made to implement the phase sensitive short circuit, overload, supply over - voltage, supply under - voltage, over - thermal, leakage lock - out and loss of phase protective function

    系統採用單片機控制技術,完成所控制電動機的控制功能,並對所控制電動機的電壓、電流等信號進行檢測、計算、判斷和處理,實現短路、斷相、過載、欠壓、過壓、過熱、漏電閉鎖等保護功能,並提供本質安全型輸入、輸出介面,能與煤礦井下監測監控系統聯網運行。
  7. In this paper, a basic principle of ac speed regulating system for a new type asynchronous motor of battery locomotive used in coal mine is introduced, the special requirements of the system are analyzed, and the direct torque control design scheme is proposed

    介紹了一種新型蓄電池式礦用電機車交流異步電動機調速系統的基本原理,分析了這種調速系統的特殊要求,提出了採用直接力矩控制技術實現力矩控制的設計方案。
  8. And the fuzzy control technology has been studied that reduce the stator terminal voltage to achieve higher power factor through testing power factor and using certain rules. the asynchronous motor intelligence operating control system plan design has been completed. simulation design and simulation experiment of the system has been carried on, and the simulation result indicated this intelligence control system has achieved the anticipated effect

    在分析電機功率因數角的變化規律及功率因數角對晶閘管輸出電壓的影響的基礎上,提出了異步電動機在輕載或空載運行時通過檢測功率因數並經過一定規則降低定子端電壓來達到提高功率因數目的的模糊控制方法,完成了異步電動機節能運行控制系統的軟硬體設計,並進行了系統的模擬研究與實驗研究。
  9. The programme logic controller is utilized to control the inverter ' s output frequency which accomplishes controlling the velocity of speed - controlling asynchronous moter. the velocity between main asynchronous moter and speed - controlling asynchronous moter is composed by way of the differential planetary gear train, the tranmission system is made to regulate velocity stepless in large scope which succeed in controlling starting progress of load

    使用可編程式控制制器對變頻器的輸出頻率進行控制,實現對調速電機轉速的控制。調速電機與主電機的轉速經差動行星輪系的速度合成,可使傳動系統在很大范圍內無級調速,實現對負載的可控起動。
  10. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  11. The whole part of the data acquisition is build in a computer as two data acquisition cards. they are front card and rear card. the front card composed of four modules. they are : coin circuit module, data flow controller module, sdram array module and system bus interface module. the rear card composed of four odules. they are : asynchronous serial port interface module, adc control odule, ecg signal process module and gate control data produce module

    數據採集模式實現部分的大部分工作是在前面板上完成的,後面板主要是一些外圍電路。前面板採集卡上從物理上來說主要有四塊電路:符合電路,數據流控制器電路, sdram陣列和系統總線介面電路組成。後面板採集卡從總體物理上主要有四塊電路組成: 485串列通信電路, adc控制電路,心電數據處理電路和門控信號產生電路。
  12. After we apply the design scheme of this paper to a three - phase asynchronous motor, the simulating experiment result indicates that the digital control system realizes the motor ' s stable running and fast response during the start - up and unexpected change in load ; moreover, it realizes the good dynamical performance

    將本文的設計方案應用到一臺實驗用三相異步電動機上,模擬實驗結果表明本文所設計的基於tms320f240dsp晶元的數字控制系統能夠控制電機穩定運行,啟動及負載突變時反應迅速,被試電機動態性能良好。
  13. Electrical and mechanical interface characteristics and line control protocol using communication control characters for serial data link between a direct numerical control system and numerical control equipment employing asynchronous full duplex transmission

    電子和機械界面特性和在直接數字控制系統與用同步完全雙向傳輸的數字控制設備之間的系列數據鏈接的通信控制字元的線路控制協議
  14. Hardware design uses high - speed digital signal processor tms320lf2407a as the key control part. software design adopts hexagon stator flux scheme and round stator flux scheme respectively. after the system is set up, the direct torque control method is realized for a 0. 12kw winding asynchronous motor

    最後根據以上的討論和實際應用中的情況,分別採用六邊形磁鏈方案和圓形磁鏈方案,以高速數字信號處理器ths320lf2407a作為核心控制部件,在一臺0 . 12kw的繞線式異步電機上實現了異步電機直接轉矩控制。
  15. The hardware of the system includes three - phase asynchronous motor, frequency converter, transducers, signal regulators, data acquisition card, industrial control device, and special equipment for wind tunnel measurement, etc. ; the software of the system is developed on the labview6. 1 platform of american ni company

    系統硬體包括三相異步電動機、變頻器、傳感器、信號調理器、數據採集卡、工控機及風洞專用測量設備等;系統軟體採用美國ni公司的labview6 . 1為平臺進行開發。
  16. This paper makes the feasibility design and study of the dtc ( direct torque control ) system based on analyzing some important parts, such as the arithmetic model of asynchronous motor in - coordinates, the choice of voltage vectors, and flux - linkages models, etc. the research work in this paper is described as follows : 1 analyzing of the dtc theory : material about the development and theory of dtc, the composing of dtc - system are presented in this paper

    本文在詳細分析了定子坐標系下的異步電動機數學模型、電壓空間矢量和磁鏈觀測器的基礎上,利用直接轉矩控制技術,構建了基於dsp的直接轉矩控制系統。論文的主要工作包括以下三個方面: 1直接轉矩理論分析研究:針對直接轉矩控制理論在低速范圍轉矩觀測器和轉速波動等問題,採取了滯環模式切換,矢量細分等改進措施。
  17. The power circuit of the system adopts the voltage frequency conversion structure of ac - dc - ac, and is composed of the commutation circuit, filter circuit and intelligence power module ( pm15rsh120 ). control circuit takes the dsp chip tms320lf2407 as core, including the pwm signal occurrence circuit, detect circuit of stator current and direct current voltage of generatrix, drive circuit of intelligence power module, detect circuit of speed, protect circuit of system etc. all of this builds the full digital vector control system of asynchronous motor

    該系統的功率電路採用電壓型的交-直-交變壓變頻結構,由整流電路、濾波電路及智能功率模塊ipm ( pm15rsh120 )逆變電路構成;控制電路以dsp晶元tms320lf2407為核心,加上pwm信號發生電路、定子電流檢測電路、直流母線電壓檢測電路、智能功率模塊驅動電路、速度檢測電路、系統保護電路等,構成了功能齊全的異步電機全數字化矢量控制系統。
  18. With regard to the distributed computer control system, the paper gives a minute description on the hardware structure of the control computer, what ' s more, it provides a full and accurate supplement about the software design of the control computer system : data acquisition program, asynchronous serial communication program, command processing program, da output program etc. in addition, according to the standard of rs232, it works out and realizes a convenient protocol which suits the asynchronous serial communication between the acquisition computer and the control computer

    在分散式計算機控制系統方面,文中詳細介紹了下位控制計算機系統的硬體結構和軟體發計,包括數據採集程序、串列通訊程序、命令處理程序、控制輸出程序的設計。此外,本文基於rs232標準,設計了簡便的適合於本系統的串口通訊協議,並從軟體上給予了實現。論文通過機理分析的方法建立了系統模型。
  19. Due to high speed of the maglev, it demands rapidity and reliability of the communication interface between gap sensor and suspense control system. thus a multi - serial asynchronous communication interface based on rs - 485 is designed. it transmits one signal on each unattached channel and has redundant structure, which meets the requirement of rapidity and reliability

    針對磁懸浮列車,對間隙傳感器與懸浮控制器之間通訊介面的實時性和可靠性高要求特點,本文還設計了多路rs - 485串列異步通訊介面,每路通道傳送一路數據,各路通道之間相互冗餘,滿足了系統對實時性與可靠性方面的要求。
  20. Presented are the functions, main technical parameters and constituent components of the ac drive test system for locomotive, composed of locomotive power supply, converter, 3 - axial bogie rolling load test bench, asynchronous traction motor test bench and microprocessor automatic control system

    摘要介紹了集機車供電、變流器、三軸轉向架滾動負載試驗臺、異步牽引電動機試驗臺、微機自動控制於一體的機車交流傳動試驗系統的功能、主要技術參數以及主要設備。
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