步進式電動機 的英文怎麼說
中文拼音 [bùjìnshìdiàndòngjī]
步進式電動機
英文
steeping motor- 步 : Ⅰ名詞1 (步度; 腳步) pace; step 2 (階段) stage; step 3 (地步; 境地) condition; situation; st...
- 進 : 進構詞成分。
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 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...
- 機 : machineengine
- 步進 : step by step步進操作 step by step operation; 步進傳動 step by step drive; 步進法 step by step met...
- 電動機 : electric motor; motor (俗稱「馬達; 電滾子」)電動機並聯法 parallel connection of the motors; 電...
- 電動 : motor driven; power driven; power operated電動擺 motor pendulum; 電動扳手 electric wrench; 電動泵...
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According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。With the development of electronics and microcomputer, microprocessor - based protection has advanced. but some of them are just the republication of the electromechanical and electronic proteciton. they can not fully utilize the computing capability and logic judgement that the computer has and most of the microprocessor - based protection is running isolated
異步電動機保護的研究由來已久,隨著電子和微機技術的發展,異步電動機微機保護也得到了快速的發展,但很多僅是機電式和電子式保護的翻版,沒有充分利用微機所具有的強大的計算能力和邏輯判斷能力,而且目前的異步電動機保護裝置大都是單臺運行,與外界進行數據交換很少。In this system, the movement of the step - electromotor is controlled by computer, and then the dial pointer is drove by the step - electromotor. at the same time, these images of the analog instrument are took by high precision ccd video, and then these images will be processed by the computer, using some image - processing algorithms such as image segmentations, threshold identification, image binarization, areas labeling, dial center - point identification, useful areas identification & abstracting, and areas thinning, etc. followed this, the dial pointer of the “ circle ” is able to be located. at last, the dial pointer position will be recognized by the computer
本系統由計算機控制步進電動機的運動,進而驅動指針式儀表表針的運動,並且通過高精度ccd攝像機實時獲取表盤圖像數據,同時進行表盤圖像的相關處理,包括圖像分割,閾值確定,圖像二值化,區域標記演算法,圓心擬合,有效區域識別提取,區域細化等,最終快速識別出表盤指針所處位置;最後,根據國家指針式儀表類檢定規程所制定的演算法計算出該儀表的相關誤差,檢定指針式儀表的各種精度,通過這些數據判斷該儀表是否合格,列印該儀表的檢定結果報表。This paper introduces the working principle and controlled methods of the permanent magnet synchronization servo motor ( pmsm ), builds the mathematical model of the pmsm and analyzes the pump controlled cylinder subsystem and builds the mathematical model of it
本文建立了永磁同步電動機的數學模型,分析了泵控缸液壓動力機構並對其建立了數學模型,進而建立了直驅式電液伺服系統數學模型。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。Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles
對準正弦波反電動勢無刷直流電動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩電流比等方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反電動勢的平頂寬度小於107電角時,採用自同步svpwm控制方法可以在不損失轉矩電流比的基礎上,更有效地抑制電磁轉矩脈動。The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed
本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。Considering slpmu - 025a produced by japan shinko motor company ltd. as our study project, this thesis presents a study on two - phase hybrid lsm, the study objects and some conclusions presented in the thesis are : ( l ) the 3d model of slpmu - 025a is formed by software maxwell 3d. then, the 3d magnetic field of the motor is analyzed by fem ( fenite element method ) analysis. here, the analysis of the magnetic field is in focus on the region of tooth - layer
本文以日本神鋼電機株式會社生產的slpmu - 025a為研究樣機,對二相混合式直線步進電動機進行了研究,內容包括: ( 1 )用maxwell3d軟體建立了slpmu - 025a的三維模型,通過有限元分析計算了電機的三維磁場,重點分析了電機齒層區域的磁場; ( 2 )應用maxwell3d的后處理計算得到了電機的靜推力? ?位移特性,並與實驗進行了比較; ( 3 )利用matlab中的simulink建立了動態模擬模塊,模擬了電機的部分動態特性,並用實驗進行了驗證。The improvement of the starting - stopping control for asynchronous electromotor
鼠籠式異步電動機起制動控制方式的改進Variable reluctance stepping moter general specification for
磁阻式步進電動機通用技術條件Two - phase hybrid stepping motor fuzzy position servo system
二相混合式步進電動機模糊控制位置伺服系統Type 36byr21 p. m. stepping motor
36byr21型永磁式步進電動機The driver ' design of a novel five - phase hybrid stepping motor
一種新型五相混合式步進電動機驅動器的設計A current compensation method is presented and realized, which improve the pull - out performance at half - step mode in wider high frequency range for two phase hybrid stepping motors, and the usable horsepower of the system is also increased
給出一種電流補償的方法,使得半步方式運行的二相混合式步進電動機和牽出特性在高頻運行的一定頻段內得以提高,增大了該電動機系統的可用功率。Based on the model of a three - phase hybrid stepping motor, the torque expression is deduced. the effect of subdivided driving on operating performance is analysed. it is illustrated that sine wave subdivided driving can make stepping angle and torque equal
本文以三相混合式步進電動機數學模型為基礎,推導出其轉矩解析式,分析了細分驅動對于改善步進電動機運行性能的作用,論述了正弦波細分驅動可以實現等步距角、等力矩均勻細分驅動的原理。The flexble step angle two - phase hybrid stepping motor driver is a patented product applied by authors in 1998. the paper reveals the detailed methods to realize this patented driver, also the feature and the performance indexes of the first generation driver are also presented
任意步距角的二相混合式步進電動機的驅動器是作者1998年申請的一項發明專利,文中介紹實現該專利的具體方法,以及第一代產品所達到的指標和特點。Abstract : the phenomenon of light and heavy steps in 5 - phase hybrid stepping motors is investigated. focusing on the relationships between phase - current and phase - voltage caused by different switching modes, a proposal to improve the light and heavy steps under3 - 4 phase mode is presented and the well - agreed experimental results are given
文摘:研究了五相混合式步進電動機4 5相通電運行時的輕重步現象,通過分析不同通電方式時導通與截止相的相電壓變化對相電流的影響,闡明了3 4相通電方式可以改善電機輕重步現象的機理,並進行了實驗驗證。In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are calculated and controlled in the stationary coordinate, and the optimal pwm gating signals are generated to control the inverter to acquire high dynamic torque according to the output of the bang - bang regulators
直接轉矩控制採用空間矢量的概念來分析三相異步交流電動機的數學模型和各物理量,直接在靜止坐標系下計算與控制交流電動機轉矩和磁鏈,藉助于離散的兩點式調節產生pwm信號,直接對逆變器的開關狀態進行最佳控制,以獲得轉矩的高動態性能。According to the present problems and developing tendency of hydraulic turbine governor, four main issues of this field are studied in this paper. the content include hydraulic control system, frequency measurement unit, stability of the discrete control system, optimization of control parameters and self - adjusting pid control strategy based on fuzzy logic. several main achievement and results are obtained and shown as follows : the electric - hydraulic pilot valve driven by step - motor is firstly proposed, which solves the problem that the electric - hydraulic converter of hydraulic turbine governor hydraulic servo is prone to be stuck and blocked and improves the systemic stability greatly
本文根據水輪機調節領域存在的問題和發展趨勢,對水輪機調速器的液壓控制系統、頻率測量環節、離散調節系統穩定性與調節參數最優整定以及適應式參數自調整pid控制策略進行了研究,得到以下主要成果和結論:首次提出了採用步進電機驅動的步進式電液引導閥,從根本上解決了水輪機調速器電液隨動系統中存在的電液轉換元件發卡、堵塞問題,使電液隨動系統的可靠性大大提高。Based on it, a new - style step - type electric - hydraulic servo is developed which simplifies the structure and improves the reliability of the governor, and the mathematical model and its stability control equation are obtained
在此基礎上,提出一種全新的步進式電液隨動系統,使調速器整機簡單可靠;同時在建立該隨動系統數學模型的基礎上,得出了其穩定性控制方程。分享友人