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当前位置: 主页 > 产品中心 > 热电偶感温线 >
针式热电偶-热流道热电偶           
详细介绍如下:

 

针式热电偶-热流道热电偶
 

 热电偶具体介绍:
     热电偶是一种感温元件,是一种仪表。它直接测量温度,并把温度信号转热电偶换成热电动势信号, 通过电气仪表(二次仪表)转换成被测介质的温度。热电偶测温的基本原理是两种不同成份的材质导体组成闭合回路,当两端存在温度梯度时,回路中就会有电流通过,此时两端之间就存在电动势——热电动势,这就是所谓的塞贝克效应。两种不同成份的均质导体为热电极,温度较高的一端为工作端,温度较低的一端为自由端,自由端通常处于某个恒定的温度下。根据热电动势与温度的函数关系, 制成热电偶分度表; 分度表是自由端温度在0℃时的条件下得到的,不同的热电偶具有不同的分度表。 热电偶测温基本原理:将两种不同材料的导体或半导体A和B焊接起来,构成一个闭合回路。当导体A和B的两个执着点1和2之间存在温差时,两者之间便产生电动势,因而在回路中形成一个大小的电流,这种现象称为热电效应。热电偶就是利用这一效应来工作的。
   格润泰公司提供铠装针式热流道热电偶Φ0.5mm Φ1.0mm Φ1.5mm 2.0mm等,适用于狭小且须弯曲场所的温度测量与控制。是化工化纤、制药等行业不可缺少的测量温度装置。意大利、德国、美国等进口品牌热电偶,探温准确,控温精确。

A thermocouple is introduced:
A thermocouple is a temperature sensing element, is a kind of instrument. The direct measurement of the temperature, and the temperature signal to the thermocouple for thermoelectric power signal, through the electrical meter ( two meters ) into the temperature of the measured medium. Thermocouple temperature measurement is the basic principle of two different components of the material composed of a conductor loop ends, when the temperature gradient, the loop current will pass, then ends between electromotive force -- Thermal electromotive force, this is the so-called Sebek effect. The two different components of the homogeneous conductor for power pole, high temperature of the end is a working end, temperature of the lower end is a free end, the free end is usually at a constant temperature. According to the thermal electromotive force as a function of temperature, made thermocouple indexing table; indexing table is the free end when the temperature at 0 ℃condition, different thermocouples with different indexing table. Thermocouple principle: conductors of two different material or a semiconductor A and B welded together, to form a closed circuit. When the conductor A and B two points of attachment between 1 and 2 when the temperature difference between the two, will generate electrical potential, and thus in the loop formed in a size of the current, this phenomenon is called the thermoelectric effect. Thermocouples use this to work.
Green Thai companies to provide armoured thermocouple needle type runnerΦ0.5mm Φ1.0mm Φ1.5mm 2.0mm, suitable for small and to be bent and places of the temperature measurement and control. Is chemical, pharmaceutical and other industries indispensable temperature measuring device. Italy, Germany, the United States imported brands such as thermocouple temperature probe, accurate, precise temperature control.

 

 

 

 

 

 

 



最近更新: 2012-09-15 12:11
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