Research into Laser Liquid-level Measurement System Based on PSD;
基于光电位置传感器的激光液位检测系统研究
The one-dimensional position sensitive detector PSD was studied and used to measure the micro-displacement.
对一维光电位置传感器PSD在微小位移的测量上进行了研究,并将PSD应用于固体线膨胀系数测量仪中,改进了传统的测量方法,从而实现对线性膨胀系数的智能化测量,具有成本低、结构简单、可靠性高、测量精确等优点。
A novel architecture of a digital photoelectric position sensitive detector array;
数字阵列光电位置敏感器件新型结构的研究
A conjugate gradient optimum algorithm for neural network is provided to correct the nonlinearity of PSD after precalibration.
根据光电位置敏感器件的原理和光点位置方程分析了PSD的非线性成因,并根据PSD的非线性特点,提出用神经网络的共轭梯度算法对PSD的非线性进行补偿·利用神经网络共轭梯度算法具有逼近任意非线性函数的特点,通过神经网络建立PSD实际输出与其理想值之间的非线性映射关系,实现光电位置敏感器件非线性补偿·计算机仿真表明,该方法不仅能有效地消除非线性的影响,而且在神经网络的输出端得到期望的线性输出·从而使PSD的B区获得了与A区近似的线性度,故在不增加成本,不改变测量设备复杂度的情况下,扩大了测量范围,提高了B区的测量准确度及数据的置信度
The position sensitive detector (PSD) is photo electronic sensor which can detect the position of a light spot travelling over its surface, and convert the position of light spot to simple electric current signal.
光电位置敏感器件 (PSD)是一种可直接对其光敏面上光斑位置进行检测的光电器件 ,基于光电位置敏感器件可以构成多种非接触的高精度动态位移监测仪器。
position sensing photodetector
位置传感光电探测器
position sensor
位置检测器位置传感器
Liquid level detecting method and equipment based on optoelectronic sensor
基于光电传感器的液位检测方法与装置
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、、为一体的数字测角装置。
Phase Current Check Method for Sensorless Control of PMSM
PMSM无位置传感器控制中的相电流检测
Initial Position Estimation of Sensorless Switched Reluctance Motor
无位置传感器开关磁阻电机初始位置检测方法
Method of Multi-Sensor Data Fusion in Electro-Optic Detection
光电探测多传感器数据融合方法研究
photoelectric obscuration-type smoke detector
减光型光电感烟探测器
Probe the Position of MRU Fixed up
多波束测量中姿态传感器安装位置探讨
Design of Rain Sensor Based on Infrared Photodetector;
一种基于红外光电探测器的自动雨量传感器
Development of calibration device for radar speed measurement based on photo-electric sensor
基于光电传感器雷达测速标定装置的研制
A rotor position detection method for sensorless brushless DC motors used in electric bicycles
一种电动自行车用无位置传感器无刷直流电机转子位置检测方法
Research of the Sensorless Position Detection of PMSM;
永磁同步电动机的无传感器位置检测研究
Measurement of Young modulus of material with giant magneto resistance pasition sensor
用巨磁电阻式位置传感器测量材料的杨氏模量
optical smoke detector
光电感烟探测器红外
scatter-type photoelectric smoke detector
散射型光电感烟探测器
Design on Special Signal Processing Circuit of 2-D Position Sensitive Detector;
二维位置敏感探测器专用信号处理电路设计
Rotor Position Detection for Sensorless SRM Based on Nonlinear Fuzzy Model
基于模糊模型无位置传感器开关磁阻电机的位置检测