1) Transverse Fluted Tube

横纹槽换热管
2) Laving Tube

横纹管换热器
3) transversely-ridged tube

横纹槽管
1.
imulates boiling heat transfer of R134a which flowed outside horizontal light tube and transversely-ridged tube numerically with FLUENT software.
应用FLUENT软件对制冷剂R134a在光管和横纹槽管水平管外沸腾传热进行三维数值模拟,得到其饱和泡状沸腾过程中体积含气率的分布规律,并比较它们的换热系数。
4) threading grove heat exchange tubes

螺纹槽换热管
5) annular grooved tube bundles

横纹槽管束
6) Crack of Heat Exchange Tube

换热管裂纹