In the operating period of two years, the type KCTK35/40-100 tubes of boilereconomizer have been exploded many times.
某型号为KCTK35/40 100锅炉省煤器，在运行两年多时间内发生多次爆管事故。
2
The paper shows a new method to use spiral finned tubes in the improvement of boilereconomizer 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。
3
Wear and it is also the economizer tube in boiler four tube blasting accident accounted for the proportion of one of the reasons for high.