以高炉煤气为主要燃料的燃气-蒸汽联合循环发电在我国是一项全新的技术。对某钢铁公司拟采用该技术回收高炉煤气发电的项目作了方案说明,同时,对燃机的发展及国内联合循环装置制造能力和现状作了介绍。“,”Gas-team combined-cycle power generation with B gasgas from the blast furnaceas the main fuel is a new technology in China.This article describesin the form of case studythe plan of a steel company to apply such technology in its proposed project of power generation with recovered gas from the blast furnace.It also gives an introduction to the development of gas turbines and China＇s manufacturing capacity and its present situation of combined-cycle units.