正餘弦變壓器 的英文怎麼說
中文拼音 [zhēngyúxiánbiànyāqì]
正餘弦變壓器
英文
sine-cosine transformer-
This paper include the following parts. firstly the sine exciting - voltage is guaranteed by direct digital synthesize technology ; secondly the digital output of cos ( 9 ) and sin ( 9 ) are generated by microcontroller ; thirdly the two voltage signals which are the product of the two former signals gained by the multiplying d / a converter, being filtered and amplified, have constant frequency, and one amplitude has sine function relationship of with the input angle, and the other amplitude has cosine function relationship of with the input angle ; finally the two signals are acquired and analyzed by relative instrument and software
主要由以下幾部分組成：用數字頻率合成技術（ dds ）產生正弦激勵電壓信號u _ msin （ t ） ；用單片機產生幅度的數字量輸出sin （ ）和cos （ ） ；用乘法型d a轉換器實現激勵電壓和幅度的乘積，並通過濾波器和功放后即得到頻率固定，幅值隨輸入角成正餘弦變化的電壓信號；最後用數據採集卡採集輸出信號，顯示波形並進行頻譜分析。The main module of sensorless pmsm vector control such as voltage sensing, current sensing, smo rotor position estimation, speed calculation, generation of sine and cosine, vector coordinate transformation, pi regulators, svpwm vector modulation are all accomplished in the pwm interrupt service routines
永磁同步電機無位置傳感器矢量控制的主要模塊如電壓采樣、電流采樣、滑模轉子位置估算、速度計算、正餘弦值生成、矢量坐標變換、比例積分調節器、空間電壓矢量脈寬調制等都是在pwm中斷服務子程序中完成。Sine - cosine revolver
正餘弦旋轉變壓器Resolving - transformers is a kind of component that converts the rotor corners to electrical signals, one has sine functional relationship with the rotor - comers, while the other has cosine ones, and this component has been widely used in many fields such as automatic controls, aviation and firepower fields to implement the information transmission of shaft - angle between systems
正餘弦旋轉變壓器是一種將轉子轉角變換成與之成正餘弦函數關系的電信號的元件，被廣泛應用於自動控制、航空、火力控制等領域，以實現系統之間軸角信息的傳輸功能。分享友人