motor characteristics 中文意思是什麼

motor characteristics 解釋
電動機特性
  • motor : n 1 原動者;原動力。2 發動機;馬達;電動機;【火箭】助推器;汽車。3 【解剖學】運動肌;運動神經。a...
  • characteristics : 產品性能描述
  1. Road vehicles. motor vehicles flasher units. electrical characteristics

    道路車輛.摩托車閃光器的電特性
  2. Based on the research of the characteristics of piezoelectric ceramic, this paper presents the analysis of the movement of the stator surface points and work principle of motor. this paper describes a theory about the influence of the ultrasonic vibration on the frictional properties of ultrosonic dring, and finds that the horizontal vibration produces friction driving force and vertical vibration affects horizontal driving effect

    並且對行波型超聲波電動機的減摩現象進行了研究,發現在接觸區定子表面上一點的水平振動產生摩擦驅動力,垂直振動只起影響水平驅動效果的作用,得出垂直方向超聲振動具有減振作用是引起超聲驅動動摩擦系數降低的原因。
  3. In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test

    著重介紹了小波分析在電機控制系統故障診斷中的應用,根據小波理論在時域和頻域良好的局部化性質,討論了利用小波變換來檢測信號的奇異特徵的原理,給出了小波變換對信號奇異性特徵檢測的方法,針對實際應用,對小波基函數選取及小波分解尺度進行了探討。
  4. Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils

    其次,為全面了解這種新型電磁電機的電磁特性和動力特性,本文從電機磁場的基本方程及其邊界條件出發,應用無旋磁場的標量磁位概念,建立了端面搖擺式電磁微電機內部磁場的數學模型,並以此為基礎,詳細分析了電機氣隙磁場的各方面性質,對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。
  5. Compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism

    主要有以下幾個部分: 1建立了兩相混和式電動機的穩態數學模型,分析了超前角對相電流及機械特性的影響,並同時進行了模擬研究,給出了一些有意義的結論。
  6. Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism

    超聲波電機( ultrasonicmotor )是近二十年來發展起來的一種新原理電機,其原理不同於傳統的電磁型電機,它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動,通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比,具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點,因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。
  7. . testing of liquid and gaseous fuels ; determination of knocking characteristics octane number ; determination with the basf - motor

    液體和氣體燃料的檢驗.爆震特性的測定
  8. Photometric characteristics of headlamps for motor vehicles

    汽車前照燈配光性能
  9. Through the above mentioned research on dynamic characteristics, some measures are proposed to control the dynamic balance of propel shaft, increase the transfer case shell rigidity and adjust motor power train suspension rigidity

    本文提出了控制傳動軸動平衡、提高分動器殼體剛度、調整動力傳動總成支撐剛度等改進措施。
  10. A design adding a dc chopper after the triphase rectification was given to reduce the peak of the pulse of voltage, aiming at the characteristics that the magnitude of the rated voltage of permanent magnet synchronous motor ( pmsm ) is far below that of the power supply, also the electric parameters of the devices were given

    針對專用永磁同步電機額定電壓大大低於電網電壓這一特點,為降低電機上承受的峰值脈沖電壓,設計了在三相整流之後增加一級直流斬波器並給出了相應的電氣參數。
  11. By comparing dc, ac and step - motors and analyzing the driving characteristics of the warp beam, a conclusion was drawn that a higher performance to price ratio could be got when a step - motor was selected for the warp beam

    通過對直流電機、交流電機和步進電機的比較,結合織機的織軸驅動特點,得出選用步進電機有較高性價比的結論。
  12. The thesis roots in the item supported by " fifteen " aviation funds, - new type aeronautic linear dc motor ( ldcm ), study its classes characteristics and work principle, mainly researches the drive and control technique of aeronautic linear dc step motor ( ldcsm ) using in emergency discharging oil valve on airplane

    本文源於「十五」航空支撐基金項目-新型航空用直線直流電動機。論文研究了直線直流電動機的分類、特點及其工作原理,重點針對飛機應急放油閥用航空直線直流步進電動機驅動控制技術進行了研究。
  13. The equipment is made up of oil pump set ( driven by gasoline engine 、 electric motor or manpower ) 、 3 - stage telescopic jack 、 horizontal displacement set 、 rescue riggings etc. according to the railway accident, the equipment can rerailing the derailed wagon 、 overturn them out of demarcation or horizontal displace them out of demarcation. the equipment has the characteristics of rapid rate 、 easy operation and high reliability etc. the equipment is suit for railway rescue team to deal with complex derailing accidents and it ' s an efficient implement for improve rescue ability of railway rescue team

    該機具由泵站(手動或機動) 、三級千斤頂頂升裝置、橫移裝置、臺車索具等組成,根據現場事故情況,可選擇將事故車起復復軌、整體翻出限界、整體移出限界,具有省時速度快、操作簡便、安全可靠等特點,適合救援隊處理較復雜的車輛脫線事故,是提高救援隊能力的一種有效工具。
  14. In this paper, the design philosophy and configuration of the power generation / motor - transformer group relay protection, as well as the design characteristics of the protection system for the pumped storaged units in huilong power station

    文章介紹了回龍電站發電電動機變壓器組繼電保護的設計原則、配置方案及抽水蓄能機組保護的設計特點。
  15. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換,建立了系統較精確的數學模型,編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究,實驗和模擬結果進行比較,說明實驗和理論較為一致,並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上,對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究,由於減少了低次諧波,改善了系統性能。
  16. The key items include the car sinking, constant speed characteristics, inspection function, auto relevelling function and level accuracy, etc. the research contents focus on the following three parts : firstly, research on effects of system parameters on car sinking has been completed. secondly, the constant speed performance with the compensation of internal leakage of pump / motor is improved. lastly, research on improvement of the car level accuracy and contrast to that of traction elevators is presented, and the reasons of low car level accuracy of hydraulic elevators are discussed

    重點研究了三方面內容:一是研究了停層沉降特性及影響電梯轎廂停層沉降特性的各種因素;其次是通過負載壓力補償液壓泵馬達內泄漏來改善電梯轎廂速度穩定性;最後是液壓電梯平層精度的理論和實驗研究,並與曳引電梯的理論模型進行了對比,闡述了液壓電梯平層精度低的原因,理論探討了影響液壓電梯平層精度的主要因素。
  17. Analysis of traffic characteristics of mixed traffic flow of automobile and motor - cycle in signalized intersection

    信號交叉口摩托車與汽車混合交通流運行特性分析
  18. The simulation research of non - position sensor of the switched reluctant motor ( srm ) system have gained more attention since 1980 due to its flexible control method, compactness, robustness and good electric characteristics. both relevant research for theory and application in this field have made great progress. however because of relatively shorter time spent in this research and the complex nonlinearity of controlling system, a lot of problems still exist in further research

    近20年來,開關磁阻電機( switchedreluctancemotor ,簡稱srm )的研究在國內外取得了很大的發展,但作為一種新型調速驅動系統,研究的歷史還較短,其技術涉及到電機學、微電子、電力電子、控制理論等眾多學科領域,加之其復雜的非線性特性,導致研究的困難性,在電機理論、性能分析和設計等方面都還不夠成熟、完善,存在大量的工作要做。
  19. Electromagnetic field analysis of magnetic saturation characteristics of bearingless switched reluctance motor

    無軸承開關磁阻電機磁飽和特性的電磁場分析
  20. Determination of hydraulic fluid power motor characteristics - method at constant flow and at constant torque

    液壓流體動力馬達特性的測定.第3部分:恆定流和恆定扭矩法
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