電子轉矩計 的英文怎麼說

中文拼音 [diànzizhuǎnjǔjì]
電子轉矩計 英文
electronic torquemeter
  • 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...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 轉 : 轉構詞成分。
  • 矩 : 名詞1. （畫直角或正方形、矩形用的曲尺） carpenter's square; square2. （法度; 規則） rules; regulations 3. [物理學] moment
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 電子 : [物理學] [電學] electron
  1. To improve the capability of the bearing - less slice permanent motor, to reduce the ullage of the motor and the badly additive torque, i design optimization the structure of the rotor pm, and two projects are proposed. one is four pieces rotor pm which is the same magnetized and the other is eight pieces rotor pm which is different magnetized direction

    為了進一步改善片狀無軸承永磁電機的動態性能，減小電機的損耗及有害的附加轉矩，優化設計了轉子永磁貼片的結構，提出了四片同向充磁和八片正反向充磁兩種方案。
  2. For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions

    針對反電動勢類似正弦的準正弦波反電動勢無刷直流電動機，本文提出一種基於六個離散位置信號的自同步svpwm （電壓空間矢量法）控制方法，用以削弱電磁轉矩脈動，分析了實現這種方法的主要控制環節，包括起動時電壓空間矢量的初始定位，阻抗角與電流超前角的合理選擇以及連續轉子位置的估計等。
  3. In this thesis, we use the random - matrix - theory to revise the following calculating methods : ( 1 ) the heat capacity and the spin susceptibility of the normal metallic small particles ; ( 2 ) the heat capacity of the conventional metallic small particles at the low temperature using the mean field approximation method ; ( 3 ) the heat capacity of the conventional metallic small particles at the vicinity of the critical temperature using the static path approximation method

    本文採用隨機矩陣理論，計算了： （ 1 ）正常態金屬小粒子的電子熱容和順磁磁化率。 （ 2 ）在平均場近似下，計算了超導金屬小粒子低溫區的電子熱容。 （ 3 ）在靜態路徑近似下，計算了超導金屬小粒子轉變溫區的電子熱容。
  4. Combined with the peuliarity of pmsm, the pmsm starting - torque and starting - current are studied, analyze why we chose such a rotor ' s slot, at the same time, generalize how to calculate the resistance of the rotor

    第四部分結合永磁同步電動機的自身特點研究了樣機的起動轉矩和起動電流，並分析了樣機所選轉子槽形，同時得出永磁同步電動機< wp = 5 >轉子電阻的計算方法。
  5. In the paper, a speed estimator based on artificial neural network is designed according to the principle of direct torque control, the speed estimator is optimized by genetic algorithm, and the parameters of pid speed adjuster is also optimized by genetic algorithm. a stator linkage and torque observer based on stator resistance estimator using fuzzy neural network is also designed. eventually, the intelligent control of direct torque control system is implemented

    本文根據異步電動機直接轉矩控制原理，在應用人工神經網路進行速度辨識的基礎上，利用遺傳演算法對神經網路速度辨識器進行了優化設計；運用遺傳演算法對pid速度調節器的結構和參數進行了整合；在採用模糊神經網路對電機定子電阻辨識的基礎上，進行了定子磁鏈及轉矩的觀測，為最終實現無速度傳感器直接轉矩控制系統的智能控制創造了條件。
  6. The accurate calculation of the input voltage and the compensation for the dc - offset error and the variation of the stator resistance are important factors in practical implementation of the integration since they can cause a drift in the stator flux linkage trajectory and furthermore deteriorate the quality of torque control

    因此，輸入電壓的準確計算、直流漂移量的補償以及定子電阻變化的補償都是影響積分計算準確性的重要因素，這些誤差會導致定子磁鏈軌跡的偏移，進而降低系統轉矩控制的性能。
  7. The innovation in this paper is list below ( 1 ) use rectangle - shape pipeline so that the inducing electromotive force could be enhanced ; ( 2 ) use alternating current whose frequency is adjustable to induce the magnetic ; ( 3 ) make the flowmeter intelligent by use the microprocessor ; ( 4 ) finish designing the ls flowmeter with utra - low power consumption

    本文的創新之處在於採用矩形測量導管大大增加微流量條件下的感應電動勢；採用輸出頻率可調的正弦波電流作為勵磁電流達到消除50hz頻干擾和減少正交干擾的目的；利用單片機等高端現代電子產品實現了電磁流量計的高度智能化及設計出真正的超低功耗的、可用干電池長期供電的ls旋轉流量計。
  8. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難，這是因為交流電機是多變量、強耦合的非線性系統，不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題，其基本思路? ?應用坐標變換將三相等效為二相，實現定子勵磁電流分量與轉矩電流分量之間的解耦，達到對交流電機磁鏈與電流分別控制的目的，交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步，計算機技術飛躍發展，高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中，促進矢量控制迅猛發展，日趨成熟。
  9. The basic working principles and characteristics of srm will be described firstly in this paper, as well as its developing survey and researching directions. and then the srd system will be separated into several function parts to be introduced respectively in details : ( 1 ) to analyze the basic characteristics of the srm including electromagnetism, current and torque of every angle field of the rotor based on the subsection - linearized inductance characteristics of stator windings and several idealized supposes. ( 2 ) how to design and realize the h - bridge converter, and the method to use it ; ( 3 ) how to design and realize the controller based on dsp ( tms320f240 ) and the control strategies, as well as the program ; ( 4 ) to introduce the monitor program running in a pc, which is programmed by delphi

    本文首先介紹了srm的基本工作原理和特點以及srd系統發展概況和研究方向，然後以srd的功能構成為線索分部分進行介紹： （ 1 ） srm的特性及控制策略分析，在電感分段線性化等簡化條件下分析得出了各個轉子位置角度區間的電磁、電流和轉矩特性並分析了控制策略； （ 2 ）分析設計了h橋式功率變換器的設計和工程實現的方法，並設計了基於這種功率變換器的換相邏輯； （ 3 ）分析設計了以dsp為核心的控制器以及控制方法，並介紹了該控制器的軟硬體實現； （ 4 ）介紹了如何用delphi編制實現上位機監控程序。
  10. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。
  11. In order to decrease the cost, simplify the structure of the pmsm servo system and at the same has no effect on the system performance, this paper uses hall element as the position sensor, which has very low solution but very low cost, and in order to realize sinusoidal current drive of pmsm, this paper presents a new rotor position estimator based on flux estimation

    為了降低成本，簡化系統，本文採用低解析度的霍爾元件作為pmsm伺服系統的位置傳感器，採用基於磁鏈觀測法的低解析度位置傳感器控制技術，來估計電機轉子的實時位置和轉速，實現電流的正弦換向，減小轉矩脈動。
  12. We discuss the influence on the flux and torque when the multi - voltage space vector is applied on the motor. then the strategy of producing hexagon flux or circle flux is proposed. it is believed that, in order to control the torque optimally in dtc system, the stator current needs to be observed predictably

    論文在闡述異步電動機的直接轉矩控制原理的基礎上，詳細分析了多電壓空間矢量對磁鏈和轉矩的影響，給出了六邊形磁鏈和圓形磁鏈以及定子電流預測的設計方法，提出了一種新的轉速環控制方法。
  13. The speed sensorless techniques for dtc system are very fascinating and challenging subjects recently, they are received wide attention in the literature. some brief description is provided. the proposed approaches are based on speed model of dtc, motor reference adaptive control, the instantaneous reactive power of motor and the extended kalman filter

    無速度傳感器調速系統是直接轉矩控制研究領域內一個非常熱門的研究方向，本文介紹了無速度傳感技術的發展歷史及目前的研究狀況，分別利用直接轉矩控制的轉速模型方法，模型參考自適應方法、電機定子反電動勢以及擴展的卡爾曼濾波器等方法設計了無速度傳感器系統，對于其數學模型和系統構成作了比較詳細的推導。
  14. In order to minimize the torque ripple of srd, the dissertation further design the intelligent torque control system, introduce the instantaneous torque control strategy based on torque distribute function, which is implemented by the flux linkage controller of srm. furthermore, considering the multi control parameter, the article also found the rotor position angle controller based fuzzy logic so as to optimize the whole control system and effectively reduce the torque ripple

    為了降低srd系統的轉矩脈動，本文在所建模型的基礎上，設計出智能化轉矩控制系統，利用轉矩分配函數，提出瞬時轉矩控制策略，同時採用磁鏈控制器來實現；考慮到srd具有可控參數多的特點，本文同時建立了優化轉子位置角的模糊控制器來達到智能化轉矩控制的目的，從而有效抑制sr電機的轉矩脈動。
  15. This product acquires engine crank corresponding phase signal and rotating speed signal, which after ecu treatment, are used together with signals collected from other load sensor ( such as shutter location sensor ) to achieve electronic control over engine ignition timing. compared with mechanical ignition timing control, this is more precise and reliable, resulting in optimized performance of engine in oil consumption, exhaust, output and torque

    Fdw465b型電噴分電器總成採集發動機曲軸相位信號及轉速信號，同其它負荷傳感器（如節氣門傳感器等）採集到的信號，經電控單元ecu計算處理后，實現對發動機點火正時的電子控制，較之機械式點火正時控制更加精確、可靠，使汽車發動機系統的綜合性能得到較大提高，特別是發動機的燃油消耗率、排放、輸出功率、扭矩等方面都得到較大優化。
  16. A permanent magnet synchronous motor is selected so that the system could work excellently. multiform measures are taken to weakening the torque ripple, such as adopting stator - flume, choosing right ratio of magnet - width and slot - width, and programming properly. a permanent magnet synchronous motor cad software is worked out for predigesting the design of the motor

    力矩脈動是衡量交流伺服系統性能優劣的重要指標，為達到理想的控制效果，系統採用正弦波驅動的稀土永磁同步電動機作為執行元件，電機本體的設計綜合採用定子斜槽、將轉子永磁體連續移位、合理選擇永磁體寬度和齒槽寬度比等方法，基本消除了齒槽轉矩；對于紋波轉矩，系統採用軟體的方式加以削弱和補償。
  17. The direct torque control theory is a kind of new control method after vector control theory in ac control field. it calculates and controls the torque and the flux of ac electromotor in stator coordinate using the voltage space vector. adopting the stator magnetism field direction method, it recurs to discrete pang - pang control producing pulse width modulation signal and controls the switch state of the transductor when better quality steady - state performance is produced

    直接轉矩控制技術是繼矢量控制技術之後交流調速領域中新興的控制技術，它採用空間矢量分析的方法，直接在定子坐標系下計算並控制交流電動機的轉矩和磁鏈，採用定子磁場定向，藉助于離散的兩點式控制產生脈寬信號，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。
  18. In this scheme, the torque of motor is calculated and controlled in the staler reference frame. by using stator field orientation, the optimum switching mode is achieved to control the inverter

    它直接在定子坐標系下計算和控制交流電動機的轉矩，採用定子磁場定向控制，直接對逆變器的開關狀態進行最佳控制。
  19. In this paper, we established a model of compressed electret micromotor and analysed the electrostatic force between stator and rotor based on the electro statics principle. and meanwhile, we worked out the theoretical calculation formula of output torque of single - stator micro - electrostatic motor series. we designed the double - stator compressed electret micromotor successfully and conducted the calculation formula of output torque of 2pole - 2pole compressed electret micromotor

    本文基於靜電學原理，進行了扁平駐極體微電機的建模，對其定轉子間的靜電力進行分析，導出了單定子微型靜電電機系列的輸出轉矩計算公式，完成了雙定子扁平駐極體微電機的設計，給出了2極- 2極扁平駐極體微電機的輸出力矩計算公式。
  20. With the development of the computer, autocontrol technology and the electron and electric power technology, the performance of the frequency conversion of ac drive has been improved greatly, and some new technique such as vector control and direct torque control have been applied widely

    隨著電力電子技術、計算機技術和自動控制技術的迅速發展，交流電機變頻調速技術的性能指標已有很大提高，新型調速技術如矢量控制和直接轉矩控制已得到了越來越廣泛的應用。同時，交流變頻調速的控制技術也在不斷進步和完善。
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