logarithmic mean temperature的意思|示意

Improve the heat transfer efficiency of plate heat exchanger is to improve the heat transfer coefficient and key logarithmic mean temperature difference.

提高板式换热器传热效率的关键是提高传热系数和对数平均温差。

This article discusses the calculation of heat flux in the evaporator, in order to improve the conventional logarithmic mean temperature difference method.

本文讨论表面式蒸发器管路内热流密度计算，以改进传统的对数平均温差法。

Under the same conditions, when the logarithmic mean temperature difference between upstream maximum downstream, the smallest of the mixed flow pattern between the two asked.

在相同工况下，逆流时对数平均温差最大，顺流时最小，混合流型介于二者之问。