霍爾傳感器原理 -中英雙語

1、霍爾電流傳感器及其應(yīng)用霍爾電流傳感器及其應(yīng)用 根據(jù)傳感器的工作原理，我們可以劃分成多種類型的傳感器，如光電傳感器，電荷傳感器，電位型傳感器，半導(dǎo)體傳感器，電傳感器，磁傳感器，諧振式傳感器，電動化學(xué)式傳感器等。 According to the working principle of the sensor, we can divide the sensors into many types, such as photoelectric sensor, charge sensors, potential type sensor, semiconductor sensor, the electri

2、city sensor, magnetic sensor, resonant sensor, electric chemical formula sensor etc.霍爾電流傳感器及其應(yīng)用 霍爾傳感器是利用霍爾元件的霍爾效應(yīng)原理，如電流，磁場，位移，壓力等，為電動勢輸出。它屬于電位型傳感器。 Hall sensor is the use of hall element based on the Hall effect principle, such as current, magnetic field, the displacement, pressure, etc, into electr

3、omotive force output. It belongs to the potential type sensor. 霍爾電流傳感器及其應(yīng)用 當(dāng)我們的金屬或半導(dǎo)體晶片放置在一個磁場，并且如果有一個通過它的電流，它會產(chǎn)生電動勢，在垂直方向上的電場和磁場，此種物理現(xiàn)象為霍爾效應(yīng)。 When we place a metal or semiconductor wafer in a magnetic field, and if there is a current through it, it will produce electromotive force in the perpendicu

4、lar direction of the electric and magnetic field, calling this kind of physical phenomenon Hall effect.霍爾電流傳感器及其應(yīng)用 電子磁場中產(chǎn)生的洛倫茲力的作用下，通電的半導(dǎo)體芯片的載體，偏轉(zhuǎn)和積累分別在芯片的兩側(cè)，從而形成一個電場，稱為霍爾電場。 Under the action of the Lorentz force generated in the magnetic field, the carrier of energized semiconductor chip, deflect a

5、nd accumulate respectively on both sides of the chip, thus forming a electric field, called the Hall electric field. 霍爾電流傳感器及其應(yīng)用 霍爾電流傳感器的性能特性測量任意波形的電流，如DC，AC，乃至瞬態(tài)峰值參數(shù)測量的;精度高。在工作區(qū)中的一般霍爾電流傳感器模塊的精度高于1，并且是適用于任何波形測量精度;線性度優(yōu)于0.5;良好的動態(tài)性能。一般的霍爾傳感器模塊的動態(tài)響應(yīng)時間小于為7s，跟蹤速度di / dt是上述50A/s;工作頻段寬。它可以工作在頻率范圍從0到20 KHZ非常

6、好;過載能力強。測量范圍寬（010000A）;高可靠性。平均無故障工作是超過510000小時;體積小，重量輕，易于安裝和系統(tǒng)不會帶來任何損失 The performance characteristics of Hall current sensor Measure the arbitrary waveform current, such as DC, AC, and even to transient peak parameters measurement; High precision. General Hall current sensor modules precision in th

7、e work area is higher than 1%, and the precision is suitable for any waveform measurement; The linearity is better than 0.5%; Good dynamic performance. The dynamic response time of general Hall sensor module is less than 7s, and the tracking speed di/dt is above 50A/s; Working band wide. It can work

8、 in the frequency range from 0 to 20 KHZ very well; Strong overload ability. Wide measurement range（010000A）; High reliability. The average trouble-free working is more than 5 x 10000 hours; Small size, light weight, easy to install and it will not bring any loss to the system. 霍爾電流傳感器及其應(yīng)用開環(huán)電流傳感器的原理

9、圖 open loop current sensor principle diagram 霍爾電流傳感器及其應(yīng)用閉環(huán)電流傳感器的原理圖 closed loop current sensor principle diagram霍爾電流傳感器及其應(yīng)用 根據(jù)霍爾效應(yīng)做成的霍爾器件，就是以磁場為工作媒體，將物體的運動參量轉(zhuǎn)變?yōu)閿?shù)字電壓的形式輸出，使之具備傳感和開關(guān)的功能。 According to the Holzer Holzer effect device made by magnetic field, is working for the media, the parameters of mot

10、ion object into a digital voltage output, so that with the sensing and switching function.霍爾電流傳感器及其應(yīng)用 迄今為止，已在現(xiàn)代汽車上廣泛應(yīng)用的霍爾器件有：在分電器上作信號傳感器、ABS系統(tǒng)中的速度傳感器、汽車速度表和里程表、液體物理量檢測器、各種用電負載的電流檢測及工作狀態(tài)診斷、發(fā)動機轉(zhuǎn)速及曲軸角度傳感器、各種開關(guān)，等等。 So far, Holzer device has been widely used in modern cars are: as the signal sensor, the distributor of ABS system speed sensor, vehicle speed and odometer, liquid physical quantity