When a waste heat vertical watertubeboiler recovers waste heat, the fluid in the boiler will be changed from liquid into gas.
立式水管式废热锅炉在回收大量余热的过程中，会出现局部炉管被烧坏的现象。
2
Introduces the main ideas of the software system that is developed from China GB9222-88(Strength calculation of pressure parts for watertubeboiler).
介绍了根据GB92 2 2 88《水管锅炉受压元件强度计算》而开发的实用软件系统的设计思想。
3
Therefore, the copper plain tube in HP heaters can be replaced with the steel spirally fluted tube for the requisition of having no copper in boiler feed water system.