套管式换热器 meaning in English
concentric tube heat exchanger
double pipe exchanger
double pipes heat exchanger
double-pipe heat exchanger
double-pipe heat interchanger
Examples
- Based on the analysis of existing heat transfer models , design methods and experiences of the ground loop heat exchangers , a computer - aided design software is proposed . it can be used to design the horizontal loop , vertical loop and double - pipe heat exchangers
在总结了国内外埋管换热器设计经验的基础上，进行了埋管换热器计算机辅助设计程序开发，该程序可用于水平埋管、 u型埋管以及套管式换热器的设计计算。 - In the paper , with system energy balance method and heat conductive equations ， on tne basis of short time heat transfer modeling established the long time modeling , considering heat interference in thermal well group . this paper used the finit element method for element division and computer analysis , and provided the operation temperature figure . acquired computation values agreed well with experimental results , the most difference between them was 5 . 13 %
本文采用系统能量平衡结合热传导方程，在浅埋套管式换热器短期传热模型基础上建立了长期传热模型，并考虑了管群热干扰对模型的影响。并运用有限单元法软件编程进行离散和计算机分析，得出模拟温度场，其模拟值与实测的均值基本相符，两者最大误差小于5 . 13 % ，表明该模型具有一定的合理性和实用意义。