Aimed at the failure of the coupling breaking of steam turbine speed governor, this paper briefly presents the process of the breaking, analyzes reasons for the failure from many aspects and proposes effective, methods and prevention measures to ensure safe and stable operation of the compressor bundle.

Integratedgasification combined cyclesystem, using both gasand steam turbine offers significant improvement in overall system efficiency an.

A combined cycle power plant, which combines a gas turbine, a heat recover steam generator and a steam turbine, has the increasingly important effect in power generation industry, because of its high efficiency and low exhaustion advantages.