漫射圆筒型腔体有效发射率的不确定度

UNCERTAINTY OF EFFECTIVE EMISSIVITY OF A DIFFUSE CYLINDRICAL CAVITY

运用广义的误差传递理论,推导了漫射圆筒型腔体有效发射率不确定度的计算公式;提供了一种能够精确确定腔体发射率误差的有效方法。

A formula for calculating the uncertainty of the effective emissivity of a diffusecylindrical cavity is deduced by using the theory of general error propagation. An effective method for determining precisely the error or the emissivity of a cavity is given.