Analysis and calculation show that the used spiral finned tubes in economizer design would be a more satisfactory solution.
通过分析计算,设计采用螺旋鳍片管式省煤器,使上述问题较好地得到解决。
The paper shows a new method to use spiral finned tubes in the improvement of boiler economizer so as to solve its leakage problem caused by wear, and gives relevant design and calculation results.
该文针对锅炉省煤器磨损泄漏问题,采用螺旋肋片技术对省煤器进行了改造,并给出了设计计算结果。
Engineering practice witnesses that the heat-exchangers used of spiral finned tubes instead of that used of smooth tubes is an effective method lightening abrasion.
工程实践中发现,用螺旋翅片管受热面代替光管受热面是一种有效解决磨损问题的方法。
The temperature of the tube went up and then the expenditure of expensive alloy increased by using extern spiral finned tube, which enhanced the external heat transfer.
采用外螺旋肋片管实现高温侧强化传热后,再热器管壁温度升高,所需贵重金属耗量增加。