文档介绍：东南大学自动化学院实验报告课程名称:检测技术第4次实验实验名称:实验十七、实验三十二、实验三十四、实验三十五院(系):自动化专业:自动化姓名:学号:实验室:常州楼5楼实验组别:同组人员: 实验时间:2016年12月30日评定成绩:审阅教师:目录实验十七霍尔转速传感器测电机转速实验实验目的·······················································3基本原理·······················································3实验器材·······················································3实验步骤·······················································3实验数据处理···················································4思考题·························································4实验三十二光纤传感器的位移特性实验实验目的·······················································5基本原理·······················································5实验器材·······················································5实验步骤·······················································5实验数据处理···················································6思考题·························································6实验三十四光电转速传感器的转速测量实验实验目的·······················································7基本原理·······················································7实验器材·······················································7实验步骤一·····················································7实验数据处理···················································8思考题·························································9实验三十五光电传感器控制电机转速实验实验目的·······················································9基本原理·······················································9实验器材······················································10调节仪简介····················································10实验步骤······················································12思考题························································14实验十七霍尔转速传感器测电机转速实验一、实验目的了解霍尔转速传感器的应用。二、基本原理利用霍尔效应表达式:UH=KH·IB,当被测圆盘上装上N只磁性体时,圆盘每转一周磁场就变化N次。每转一周霍尔电势就同频率相应变化,输出电势通过放大、整形和计数电路计数就可以测量被测物体的转速。三、实验器材主机箱、霍尔转速传感器、转动源。四、实验步骤根据图5-5将霍尔转速传感器安装于霍尔架上,传感器的端面对准转盘上的磁钢并调节升降杆使传感器端面与磁钢之间的间隙大约为2~3mm。在接线以前,先合上主机箱电源开关,将主机箱中的转速调节电源2~24v旋钮调到最小(逆时针方向转到底),接入电压表(显示选择打到20v档),;关闭主机箱电源,将霍尔转速传感器、转动电源按图5-5所示分别接到主机箱的相应电源和频率/转速表(转速档)的Fin上。