基于单片机P89V51RD2功率测量仪的设计  

The Design of a Power Measuring Instrument Based on Single-chip Computer P89V51RD2

作　　者：王秀芳[1] 刘增水[2] 

机构地区：[1]上海理工大学,上海200093 [2]上海第二工业大学,上海201209

出　　处：《仪表技术》2010年第11期23-25,共3页Instrumentation Technology

摘　　要：介绍振弦传感器的工作原理,并阐述了基于振弦传感器测量功率的原理,在此基础上论述了基于单片机P89V51RD2功率测量仪的设计。文章重点介绍了信号调理电路、频率/功率数字测量方法及显示电路的设计。In the paper,the principle of vibrating wire sensor is introduced.And the principle of power measurement based on vibrating wire sensor is described.Then the design of power measuring instrument which uses P89V51RD2 as controller is given.The paper puts emphasis on the design of disposal circuit and the method of measuring frequency/power along with the display circuit.

关 键 词：振弦传感器 功率测量仪 单片机 液晶控制器 

分 类 号：TM933.3[电气工程—电力电子与电力传动]