主变冷却器系统铂热电阻温度传感器应用分析及故障对策探讨

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摘要:本文通过研究铂热电阻温度传感器(PT100)测温原理,统计分析某水电厂主变冷却器系统铂热电阻温度传感器运行数据及运行工况,总结提炼出铂热电阻温度传感器测量不准确的原因,针对存在的问题,提出相应对策。
关键词:冷却器系统;铂热电阻;温度传感器
Application Analysis and Fault Countermeasures of Platinum Thermal
Resistance Temperature Sensor in Main Transformer Cooler System
Zhou YaoWang XinleiZhu EnfeiZhang QianXue Mishuai
Yalong River Hydropower Development Company.,LtdSichuanChengdu610051
Abstract:By studying the principle of temperature measurement of PT thermistor temperature sensor(PT100),the operation data and operating conditions of PT thermistor temperature sensor in main transformer cooler system of a hydropower plant were analyzed statistically,and the reasons for inaccurate measurement of PT thermistor temperature sensor were summarized and extracted.
Keywords:cooler system; platinum thermistor;temperature sensor
目前,随着电力系统的不断发展壮大,变压器作为输配电系统中重要的基础组成部分,其额定容量及在装规模也在不断发展扩大,进而保障变压器安全可靠运行是十分重要的。(剩余3869字)