mras 中文意思是什麼

mras 解釋
互相認證同意
  1. The simulation results show the mras - based field oriented control system has good static and dynamic performance

    對系統的模擬實驗表明，基於模型參考自適應系統的矢量控制系統具有較好的靜態和動態性能。
  2. Variable boundary layer solution is applied to eliminate chattering on the sliding surface and pi speed identifier of mras is used to replace traditional speed sensor to monitor the speed

    應用可變邊界層法削弱滑模面上的抖振，用模型參考自適應速度辨識器取代傳統速度傳感器監測電機速度。
  3. The construction of biorthonormal mras with filter length 4 and 5 is studied respectively

    分別研究了所有濾波長度為4和5的雙正交多尺度分析（ mra ）的構造。
  4. This thesis focuses on the construction of biorthonormal multiresolution analyses ( mras ) with finite length filters, image compression and image watermarking based on wavelet transform

    本論文主要研究濾波長度有限的雙正交多尺度分析的構造和基於小波變換的圖象壓縮、圖象隱形水印技術。
  5. This thesis has discussed several primary algorithm of speed estimation and emphasized on the algorithm of speed estimate based on mras. it worth researching duo to it has excellent robustness and little be effected by the parameter of motor

    無速度傳感器是當今電機控制領域的研究熱點，本文討論了幾種基本的電機轉速估算方法，特別是基於mras的速度辨識方法，由於其具有較好的魯棒性，受電機參數變化影響小，很有研究價值。
  6. Sensorless direct torque control of asynchronous motor by mras observer

    基於模型參考自適應的無傳感器直接轉矩控制
  7. The author improved the traditional model and bring forward a new algorithm with fliter of speed estimate based on mras

    本文對此作了深入研究，提出一種新的帶濾波的mras速度辨識方法數學模型。
  8. The region of the filter coefficients which can generate biorthonormal mras is searched. the regularity of the scale functions in the region is analyzed

    求出了構成雙正交mras的濾波系數所在的范圍，分析了此范圍內濾波系數構成的尺度函數的正則性。
  9. The methods for speed identification based on kalman filter and model reference adaptive system are deeply investigated in this thesis, a new pi adaptive method of speed identification based on mras is put forward

    本文研究了基於卡爾曼濾波演算法的速度辨識法和基於異步電機模型的模型參考自適應法，針對模型參考自適應法提出了一種pi自適應速度辨識法。
  10. The study makes simulation experiments under different operating mode, and the results prove the correction and reliability of the simulation model of this sensorless vector control system based on reactive power mras speed observer

    本研究作了各種工況下的模擬試驗模擬，結果驗證了所建立的基於無功功率mras轉速觀測器的無速度傳感器矢量控制系統模擬模型的正確性。
  11. To verity the theory is right and practical, this paper achieves the simulating test which including stator flux linkage mars models and speed estimate based on mras dtc system, and analyses the result of the test

    為了驗證包含本文提出的磁鏈估算模型和速度辨識模型直接轉矩控制系統的可行性和有效性，本文利用matlab / simulink完成模擬試驗並對模擬的結果進行了理論分析。
  12. To achieve it the author established a new observation flux linkage based on mras ( model reference adaptive system ), which choose the stator current as comparing signal and can effectively estimate the flux linkage and rotate speed with simple configuration. the speed estimation with speed sensorless is an important trend of modern ac drive

    對磁鏈的觀測採取了改進的u - i積分器，並提出了一種新型的定子磁鏈mras自適應觀測器，以定子電流作為比較信號，結構簡單，能有效地辨識定子電阻，從而真正有效地估計定子磁鏈和速度。
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