The improvement plan of the sulfur evaporatingtube in chemical composition was proposed through the failure cause analysis of the old sulfur evaporatingtube, the plan was efficient in practice.
通过对原高温硫磺汽化管失效原因的分析，提出了改进管子化学成分的方案，实践证明这一方案是有效的。
2
Numerical analyses and experiments were carried out to obtain the evaporating heat transfer characteristics of falling film on horizontal heated single tube and tube arrays.
摘要采用层流和紊流两种模型对水平管外垂下液膜的强制对流蒸发换热性能进行了数值计算。
3
In evaporating system design of large subcritical pressure natural circulation boiler sometime expensive rifled tube will be used unavoidably in part, so that the film boiling Can be avoided.