motor constant 中文意思是什麼
motor constant
解釋
電動機常數-
Under the assumption that the inner surface of stator sleeve and outer surface of rotor are smooth, taking the fact into account that the temperature of stator sleeve of evaporation cooling motor keeps almost the same, horizontal evaporation cooling motor is simplified as a physical model of two coaxial sleeves, with outer sleeve ( the stator ) holds still and keep at constant temperature and inner sleeve ( the rotor ) is rotating and heated
本文通過數值和實驗手段研究了臥式蒸發冷卻電機楔形氣隙中的流體流動、傳熱現象。本文在定子套筒和轉子表面光滑的假設下，針對蒸發冷卻電機定子套筒壁面基本恆溫的特點，將實際蒸發冷卻電機簡化為同軸套筒內筒加熱旋轉、外簡靜止定溫的物理模型。 -
A synchronous motor drives the measuring bob at a constant rotational speed.
同步馬達驅動測錘以恆速旋轉。 -
The product is suitable for double straight line smoothing of grinding flat glass. coarse grinding, fine grinding, and polishing can be done at one time. adopt plc control system, which sets processing parameters via interface, and finishes processing at one time, ti has stable bottom structureprecise and smooth transmission system, the transmission belt drive adopts strong power and tran - sfrequency motor to control speed, constant power, constant rule, output and advanced equipment to control, completed product has high polishing level, which is an ideal option assistant processed equipment of processing delicacy glass and furniture glass factory
本產品適用於磨削平板玻璃是雙直線平邊，粗磨精磨拋光一次完成採用plc控制系統通過界面設定加工參數次完成加工，具有穩重扎實的底座結構，精確流暢的傳動系繞，傳送皮帶驅動採用功率變頻電機調速控制，恆功率恆扭矩輸出和高配置的控製成品拋光亮度高是加工精品玻璃和傢具玻璃廠家使用的最佳輔助加工設備。 -
Five stages independent drying system with constant temperature control, waste gas is up to the standard, the guide roll within the drying tank drivesin synchronous rotation, with independent motor, and synchronsion control
五段乾燥，加熱分體式，熱風循環，溫控自動，廢氣達標，烘箱導輥為主傳動，並有獨立電機，整機同步控制。 -
The control motors in the well traction robot require high temperature resistant, quick response, small volume and large power density. because coreless dc motors uses ironless - rotor, the inertia and inductance is very small, mechanical time constant is less than 28 milliseconds, several products can attain in less than 10 milliseconds. its weight and size are 1 / 3 - 1 / 3 less when compared with an iron core motor of same power
水平井牽引機器人對控制電機不僅有耐高溫要求，而且有響應快、體積小、能量密度大等要求，而空心杯電樞直流電動機由於無鐵心，故慣量和電感均大為減小，機電時間常數小於28ms ，部分產品可以達到10ms以內;與同等功率的鐵芯電機相比，其重量、體積減輕1 / 3 - 1 / 2 ，是低慣量電機中性能最好的一種。 -
Under the control of a current loop, the system can make advantage of the motor ' s ability of over - current with a maximum limit, as a result, the motor can implement constant - current staring under a maximum let - through current. therefore, the motor ' s rotational speed can rise at a maximum acceleration and reach the given speed within the shortest time
在電流環的控制下，系統在起動的時候能夠最大限度的發揮電機的過流能力，使電機以最大允許的起動電流恆流起動，則電機轉速可以以最大的加速度上升，並且以最快的時間達到給定轉速。 -
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。 -
A mathematic model of the motor is builded and emulated through matlab. the low - speed and constant - torque, high - speed and constant - power state is analyzed and researched, also the software approach of simulation to the driver has been done, a digital signal processor tms320lf2407 is developed successfully to control the perm square - wave bldcm driving airscrew of solar powered unmanned engine. it is useful to the further study
在matlab下建立了電機的數學模型，通過計算機模擬，驗證了數學模型的正確性，同時在理論上對低速恆轉矩高速恆功率運行進行了分析與研究，提出了一種用模糊控制的方法實現恆功率控制，並對驅動器進行了系統模擬，成功的研製了以數字信號處理控制器tms320lf2407為控制核心的驅動器，控制無刷直流電動機驅動太陽能無人飛機的螺旋槳，為後面繼續研究工作提供了參考。 -
The traction motor drives through a constant ratio reduction gearbox to the standard rear axle which is the sole means of driving the rear wheels of the trolleybus
無軌電車的動力馬達經由一恆比降速波箱，標準的巴士尾輪軸推動尾輪。 -
With the constant growth of the motor vehicle, the total pollutant emission of national motor vehicle increases continuously. in 2003, the emmission of hydrocarbon, carbon monoxide and nitrogen oxide of the whole national motor up to 836100 tons, 363980 tons and 549200 tons respectively
苗圩在開幕式的演講中說，隨著經濟的持續快速發展，我國能源危機凸現，環境污染問題也成為制約經濟可持續發展的重要因素，中國汽車工業發展必須克服能源環保等制約因素。 -
A variable - speed dtc pmsm system is set up to verify the dtc theory in pmsm, that is to control the toque by controlling the torque angle of motor if the stator flux linkage keeps constant. this paper points out the function of the space voltage vector by which the torque angle can be changed according to the need of torque of the motor
主要作了以下開創性的工作：系統地闡述了永磁同步電機直接轉矩控制理論，發展了原有的控制理論，明確了空間電壓零矢量在控制系統中的重要作用? ?保持電機轉矩輸出，減小轉矩脈動，據此提出了包括零矢量的新型控制方法。 -
The linear permanent magnet synchronous motor ( lpmsm ) has avoided the effects of the mechanical transmission chains from rotary motions to linear ones, and has strong electromagnetism thrust, lower cost, small electrical time constant and rapid response etc., which becomes one of the best executive machines in the high - precision and micro - feed servo system
由於永磁直線同步電動機消除了旋轉電機由旋轉運動到直線運動的機械傳動鏈的影響，且具有電磁推力強度高、損耗低、電氣時間常數小、響應快等特點，使其在高精度、微進給伺服系統中成為執行機構的最佳選擇之一。 -
Firstly, under the assumption that the output driving torque generated by the stepper motor of the mirror is constant, such influence analysis is conducted. secondly, a mathematic model of the stepper motor is given. under the assumtion that the input impulse frequence is constant, the rotational motion of the stepper motor of the mirror with the mutual exertions of damping torque, friction torque and disturbance torque generated by satellite platform ' s attitude motion is simulated and analyzed
對衛星平臺姿態振動對紅外相機掃描機構轉動的影響進行了系統深入的模擬分析:首先在步進電機驅動力矩一定條件下，模擬分析了星體姿態運動干擾力矩對紅外相機掃描鏡轉動的影響;接著建立了步進電機的數學模型，在步進電機輸入脈沖頻率一定條件下，模擬分析了步進電機在阻尼力矩、干摩擦力矩、平臺干擾力矩等負載轉矩的共同作用下的轉動情況。 -
This study is done for the first time in domestic torpedo business, the mathematic model of cowterrotating motor is established and some special characteristics of torpedo ' s drive cowterrotating dc motor under the load of constant torque or the load of cowterrotating propellers are exposited
這項研究在國內同行中還是首次進行，它建立了魚雷雙轉推進電機的數學模型，揭示了魚雷雙轉推進電機在恆力矩負載和對轉螺旋槳負載下的一些特殊特性。 -
According to flight dynamics, a particle model and an attitude model in launching coordinate system and in quasi missile body coordinate system are established, the influence imposed by constant wind, thrust bias of the motor and connection bias are analyzed
應用飛行動力學理論，建立了發射坐標系與準彈體系下助推段和分離過程質點運動和姿態動力學模型，分析常風干擾、發動機推力偏差和裝配誤差影響等。 -
The design of excitation power source based on principle of three phase step motor and pulse width modulation ( pwm ) technology, intelligent power model ( ipm ) is used for inverter switches, the output ac pulse used as excitation signals. the speed of rotation and magnetic intensity can be changed by regulate the exciting converted frequency and magnitude of exciting current. constant current is achieved by closed loop feed back
勵磁電源結合步進電機原理與脈寬調制技術，選用智能功率模塊ipm作為逆變開關器件，輸出交流脈沖勵磁信號，以調節勵磁轉換頻率和勵磁電流大小為手段，實現對磁場旋轉頻率和磁場強度大小的有效調節，並通過閉環反饋實現閉環恆流控制。 -
The spindle is supported by high - accuracy rolling bearing ; the frequency governor imported from abroad is used in the main drive system to realize stepless speed regulation and constant linear cutting functions ; the bed is supersonic frequeney hardened, plastic coated guide ways are used for the carriage ; and stepping motor of acservo motor are used x and z axis to realize feed movement via the ball screws
主軸採用高精度的滾動軸承支承；主傳動採用進口變頻調速器，實現無級調速功能及恆線速切削功能；床身採用超音頻淬硬處理，採用貼塑導軌； x軸和z軸均採用步進或伺服電機，通過滾珠絲杠，實現進給運動。 -
It has speed detecting motor, the rotating speed is constant, not affected by material viscosity and the voltage change of power supply
帶有測速發電機，轉速恆定，不受物料粘度變化和電壓影響。 -
Constant speed motor
等速電動機 -
This conclusion does not support the viewpoint that the slip of an induction motor with frequency speed control is constant
研究表明，變頻調速電動機的轉差率隨頻率的變化而變化，本研究的結論否定了變頻調速電動機轉差率不變的觀點。
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