主變冷卻器系統(tǒng)鉑熱電阻溫度傳感器應(yīng)用分析及故障對策探討
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摘要:本文通過研究鉑熱電阻溫度傳感器(PT100)測溫原理,統(tǒng)計分析某水電廠主變冷卻器系統(tǒng)鉑熱電阻溫度傳感器運(yùn)行數(shù)據(jù)及運(yùn)行工況,總結(jié)提煉出鉑熱電阻溫度傳感器測量不準(zhǔn)確的原因,針對存在的問題,提出相應(yīng)對策。
關(guān)鍵詞:冷卻器系統(tǒng);鉑熱電阻;溫度傳感器
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,隨著電力系統(tǒng)的不斷發(fā)展壯大,變壓器作為輸配電系統(tǒng)中重要的基礎(chǔ)組成部分,其額定容量及在裝規(guī)模也在不斷發(fā)展擴(kuò)大,進(jìn)而保障變壓器安全可靠運(yùn)行是十分重要的。(剩余3869字)