工业热电阻温度计的选型探索  

Selection of Industry Thermal Resistance Thermometers

作　　者：曹旸 Cao Yang(AECC Shanghai Commercial Aircraft Engine Manufacturing Co.,Ltd.,Shanghai,201306,China)

机构地区：[1]中国航发上海商用航空发动机制造有限责任公司,上海201306

出　　处：《仪器仪表用户》2021年第2期100-103,共4页Instrumentation

摘　　要：热电阻温度计是工业生产测温系统建造中最常用的温度传感器之一,但在不同的测温工况下选择什么样的热电阻产品,是技术人员需要了解的内容。选用错误或不合适类型的热电阻可能会造成系统测温不准,使用寿命缩短等问题,甚至可能对生产场所带来安全隐患。本文从测量准确性、经济性、使用环境限制、安装空间限制等角度,考察目前已有的热电阻温度计产品,指出在热电阻选型时需注意的要点,用以指导技术人员根据自身需求来选购合适的热电阻温度计。The resistance thermometer is one of the most commonly used kinds of temperature sensors in industrial temperature measuring system.The engineers need to know how to choose suitable one from thousands of products under various working conditions.Choosing wrong or inappropriate resistance thermometers may lead to inaccurate temperature measurement,shortened service life,or even bring safety hazards to the production site.Through investigating the available resistance thermometer products,some key points are listed from the aspect of accurate measurement,economy,operating environment,installation space and so on,which helps the user select the suitable product according to their specific needs.

关 键 词：工业热电阻 选型 测温系统 

分 类 号：TH811[机械工程—精密仪器及机械]