微差法电测量变送器检测装置的研制  

Calibrator equipment of electric character transducer using differential method

作　　者：刘晓晟[1] 郭宇红 

机构地区：[1]浙江省电力试验研究所,杭州310014 [2]江西省电力试验研究院,南昌330006

出　　处：《电测与仪表》2003年第2期21-25,共5页Electrical Measurement & Instrumentation

摘　　要：介绍了电力系统中大量使用的电量变送器的两种检定方法,论述了微差法的优点,介绍了用微差法原理设计的六变送器校验仪和微差测量用±V—F电路及其组成的检定装置和可达到的实际效果。This paper introduces two methods of verifying electric character transducers,which have been widely used in electric power system.Then the paper describes the ad-vantages of differen tial method,the differential instrument that can measure six transduc-ers,th e V-F convertor circuit used to measure difference,and the composition of the verification equipment and its effect.

关 键 词：电测量变送器 微差法 检定 装置 

分 类 号：TM933[电气工程—电力电子与电力传动]