变压器用油面温控器温度开关测量不确定度探讨与评定

Discussion and Evaluation About Uncertainty Measurement of Transformer Using Oil Surface Thermometers for Temperature Switch

在试验基础上对变压器用油面温控器温度开关的不确定度进行了探讨与分析,并以典型变压器用油面温控器温度开关的测量结果为例建立数学模型,分析不确定度来源,对各不确定度分量进行了分析汇总,合成扩展不确定度,评定过程中充分考虑了动态测量对不确定度的影响。

Based on the experimental measurement on oil surface thermometers for transformer's temperature switch,uncertainty has been discussed and analyzed.It also established the mathematical model to analyze sources of uncertainty,to analyze and collect all kinds of uncertainty and to composite expand uncertainty.The influence of dynamic measurement to uncertainty was fully considered in the process of evaluation.