hall element 中文意思是什麼
hall element
解釋
霍耳掐-
The error of hall element is analysed and the compensative method is provided ; this paper makes the theoretical analysis of errors producing by the instrument amplifier and a / d converter. we adopt the technology of digital filter and linearization implementing by the neural network method
對霍爾元件的誤差進行分析並給出補償方法；對儀表放大器和a d轉換器引起的誤差進行了理論分析；採用了數字濾波技術和採用神經網路方法實現的非線性校正技術進行軟體補償。 -
On the basis of analyzing the theory of hall element and combining with the relevant electric circuits of the hardware of the dpw, this paper gives a specific method of using hall element into pedal switch system of the dpw
本文通過分析霍爾傳感器件的原理，結合數字攝影測量工作站硬體設備的相關電路，給出了把霍爾傳感器應用到數字攝影測量工作站腳踏開關系統中的具體方法。 -
The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics
採用霍爾元件作為缺陷漏磁檢測傳感器，獲得管道軸截面漏磁場切向分量的漏磁信號；研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法；分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性，研究了漏磁信號的小波去噪方法。 -
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。 -
The hall zero - magnetic flux system can eliminate the influence of the temperature and the constant - current power of the hall element on the measurement results
霍爾檢零系統可以補償溫度和霍爾元件恆流源電流的變化對測量的影響。 -
Comparing with past mechanical pedal switch system, the hall element pedal switch system can increase the response speed of collecting data and greatly raise work efficiency
直接減輕了作業員，檢驗員，硬體維修人員工作量，從而大大提高了作業的效率。 -
We present the definition of schubert submodules and what m. e. hall has done. chapter 2 is preliminaries. we cite some relevant lemmas to introduce the properties of w, which is an element in weyl group of a lie algebra
第二節是概念和背景知識，主要是給出一些本文用到的概念及符號，以及一些本文用到的與w的性質相關的引理；並著重介紹引理2
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