增量式光电编码器能够适应井下多粉尘、强噪声的恶劣环境，并且安装方便。
The incremental photoelectric encoder is fit for the environment full of powder and dust and strong noise. Also, it can be fixed expediently.
采用增量式光电编码器和可编程序控制器的全新设计，较好地解决了这一问题。
The new design with incremental encoder and Programmable Logical Controller works out a solution.
采用高分辨率的增量式光电编码器和相应的硬件接口电路，实现了变磁阻电机转子在定子两个齿之间位移的检测。
Using an optical incremental encoder and hardware interface, the position of the motor rotor between the two teeth of the motor stator is measured.
使用增量式光电编码器测量电机位置的伺服系统中，在电机启动时，普遍存在无法准确测量出电机转轴初始位置的问题。
The inaccurate measurement of initial position of motor rotor when the motor starts is a problem existing in a servo system applying increment photo-electricity pulse coder.
为了防止突然断电时造成数据错误，增量式光电轴角编码器通常采用零位光栅提供绝对零位信号。
Incremental optical electric axial Angle encoder usually adopts zero position grating providing absolute zero position in order to prevent from data fault during electricity failure suddenly.
光电增量式轴角编码器的输出信号由于其编码原理而在慢速或停止时易受轴抖动影响。
Owing to the encoding principle, the outputs of the Photo incremental Rotary Encoder suffer from disorder when its shaft vibrates, especially when rotating slowly or halting.
对绝对式、增量式和混合式光电轴编码器的工作原理进行了综述，介绍了光电轴编码器的选型原则、转子速度的测量和转子位置的测量方法。
There summarize the operating principle of absolute, incremental and hybrid encoder, introduce the choice principle of optical-encoder model and the measuring method of rotor speed and rotor position.
利用增量式光电角位移编码器的输出角和测量机各连杆的长度来计算弯管轴线的方位；
The directional angles of the centerline of the straight portions of the bent tube are then calculated with the output angles r…
利用增量式光电角位移编码器的输出角和测量机各连杆的长度来计算弯管轴线的方位；
The directional angles of the centerline of the straight portions of the bent tube are then calculated with the output angles r…
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