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1·The theory and method of the rotor position detection and rotation speed based on absolute photoelectric encoder are introduced.

介绍了基于绝对式光电码盘的转子位置检测与转速测量的原理和方法。

2·The system with CPU drives the DC brushless motor, and the encoder indicates the motor position outputting the sine and cosine signal.

系统采用CPU驱动直流无刷电机转动，编码器输出的正余弦信号指示电机的位置。

3·The incremental magnetic rotary encoder, as a corner position sensor, can be improved its measure accuracy by the way of quadruplicated frequency circuit.

增量式磁旋转编码器作为转角位置传感器，可以用四倍频的方法提高其测量精度。

4·Double closed loop control is implemented with increment encoder through signal of speed and position.

采用增量式编码器，通过速度及位置信号进行双闭环控制。

5·Photoelectric rotary encoder, which is also called photoelectric angel position sensor, is a kind of digital angle measuring device combining optics, mechanics and electronics.

光电轴角编码器，又称光电角位置传感器，是一种集光、机、电为一体的数字测角装置。

6·Using an optical incremental encoder and hardware interface, the position of the motor rotor between the two teeth of the motor stator is measured.

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。

7·The position loop use optical encoder as the feedback element. It is used to search and track the target.

位置回路采用光电编码器作为反馈元件，完成对目标的搜索、跟踪。

8·This can detect the position of platform feed with great inertial-mass through photoelectrical encoder, the vibration magnitude of translation worktable with eddy transducer.

用光电编码器实现了大质量进给滑台的位置检测；

9·An interfacing circuit which makes the incremental pulse encoder working with microcomputer for absolute position measurement is introduced.

介绍一种接口电路，使增量式脉冲编码器与微机联合使用，实现绝对位置的测量。

10·As the balancing member is located in a predetermined position, the encoder automatically assumes a predetermined position and hence the position of the rotor can be determined with certainty.

当平衡元件位于预定位置时，编码器自动显示出预定位置，因此转子的位置当然能够测定。