Though the improvement of manufacture technology of the modules welding between spire-wing tube and header for combined cycle heat recovery boiler, difficulty of the assembling was shortened.
通过对联合循环余热锅炉螺旋翅片管与集箱焊接的组件的制造工艺进行改进，降低了装配难度。
2
This paper analyzed the problems existing in the commissioning of heat recovery boiler and steam turbine in a175MW gas-steam combined cycle generating unit and put forward the improvement proposals.
针对某175MW燃气-蒸汽联合循环机组中余热锅炉和蒸汽轮机调试存在的问题进行分析，提出改进意见。
3
The task of gas boiler combustion control system is energy-saving, atmosphere improvement in boiler chamber and reducing pollution.