vwf 中文意思是什麼
vwf
解釋
可視波形-
Another function is to send the signal to the d / a board which converts the signal into real control electric current. this current control vwf which control the wind machine to create the wind
單片機把此16進制數化asc碼送顯示，再送給d a板，由d a板的數字電位器轉化成真正的控制電流。 -
The key of the implementation of the full digital speed - sensorless vwf system lies in how to obtain the speed calculation modek voltage vector decoupling modek speed adjuster model and how to obtain the pwm switch signal
全數字化無速度傳感器變頻調速系統實現的關鍵在於速度的推算模塊、電壓型矢量解藕模塊、速度調節器模塊的實現以及如何實時地得到pwm開關信號。 -
The paper lucubrated the control theory of induction motor ' s vector transform and the method of calculating speed by induction motor ' s torque current weight, based on which, the paper designed a close - loop speed - sensorless vector control vwf system and realized the system in matlab / simulink
本文深入研究了感應電動機矢量變換的控制理論和利用電動機轉矩電流分量進行速度推算的方法。在此基礎上設計了一個閉環的無速度傳感器矢量控制變頻調速系統。 -
Clinical research on the correlation between tcm syndrome and vwf, txb2 and 6 - keto - pgf1 in coronary artery disease
前列環素與冠心病中醫證型相關性的臨床研究 -
In the last few years, the speed - sensorless vwf system of induation motor has become a new study hotspot and development trend. the paper primarily studied the design method and software of speed - sensorless vwf system of induction motor based on the digital signal processor ( dsp ) tms320f240
近幾年來，感應電動機無速度傳感器變頻調速系統已成為新的研究熱點和發展趨勢。本文主要研究了基於數字信號處理器（ dsp ） tms320f240的全數字化感應電動機無速度傳感器變頻調速系統的設計方法及軟體實現。 -
In the vwf system of induction motor, it is indispensable to need a speed - sensor in order to realize speed close - loop control. some matters that are brought by speed - sensor fixed and the system running condition usually become the system ' s a breakdown root and low the system ' s dependable, which is in contravention of people ' s original intention to use induction motor
在感應電動機變頻調速系統中，為了實現轉速的閉環控制，速度傳感器是必不可少的，速度傳感器的安裝及其運行環境所帶來的問題，往往成為系統的一種故障源，進而降低了系統的可靠性，這有悖於人們採用感應電動機的初衷。
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