The utility model is not designed with hall element of position sensor, as a result, the motor structure is more rational and the cost for control is reduced.
本实用新型设计免去位置传感器霍尔元件，使电机结构更加合理，同时节省控制成本。
The double close loops of speed and current control is introduced in the system and the PI control is implemented in the current and speed loop, the position of rotor pole is detected by hall element.
系统采用电流、速度双闭环控制，电流、速度的调节采用PI调节，转子磁极位置通过霍尔元件检测。
The present invention relates to the improvement of brushless DC motor with Hall element.
本发明涉及一种对无刷直流电机的霍耳元件等结构的改良。
This includes the Hall element sensor, the motor control circuitry, and the full output bridge.
有关电子元件包括霍尔元件传感器、电动机控制电路及全桥式输出。
The application of the linear Hall element to position or angular displacement measurement for the servo system is proposed.
提出了将线性霍尔器件用于伺服系统的位置或角位移检测的方法。
This article introduces a method of direct usage of voltage source as a power for Hall element instead of constant current system.
本文介绍一种不用恒流源而直接用电压源为霍尔元件供电的方法。
The alternative magnetic flux leakage testing system based on A3515 Hall element was introduced, including its composition and operation.
介绍基于A3515霍尔元件的交变漏磁检测系统的设计，包括检测系统的组成和测试方法。
The Hall element which is adjacent to the end part of the rotor magnetic steel uses the magnetic flux leakage as an operating signal of the Hall element.
所述霍 尔元件邻近于所述转子磁钢的端部，用于将所述磁钢的漏磁作为霍尔元件的运行信号。
It also includes, Hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (PWM) current control and locked rotor protection.
它还包括霍尔元件输入、整流控制定序器、固定停机时间脉冲宽度调制(PWM)电流控制以及锁定转子保护。
The Hall element can sense the change of the magnetic field caused by moving the set of magnetic sensing elements so as to judge the moving state of the lens load bearing base.
霍尔传感器可感测该组感磁元件移动时所造成的磁场变化，以判断镜头承载座的移动状态。
InSb was used as Hall-element to measure magneto induction as well as used as magneto-sensitive to study the variety rule of its resistant when the magneto field was changed.
锑化铟既作霍尔元件测量了磁感应强度，又作磁敏电阻研究了其阻值随磁场的变化规律。
InSb was used as Hall-element to measure magneto induction as well as used as magneto-sensitive to study the variety rule of its resistant when the magneto field was changed.
锑化铟既作霍尔元件测量了磁感应强度，又作磁敏电阻研究了其阻值随磁场的变化规律。
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