| 摘要 |
FIELD: power industry. ^ SUBSTANCE: combined-cycle plant includes gas turbine engine containing compressor, combustion chamber with atomiser fixed on the turbine compressor rotor, gas turbine with exhaust nozzle, annular steam generator with water supply header, which is arranged in exhaust nozzle zone; at that, annular steam generator has heat-insulated corrugated surface and inlet channel connecting annular steam generator to after-compressor space of the engine, and outlet channel connecting the annular steam generator to rotary atomiser consisting of fixed plate and rotating plate with screw crests forming supply channels of air-and-fuel mixture to combustion zone; on fixed plate of atomiser there arranged are additional supply channels of fuel and steam to crests of rotary plate of atomiser; in annular steam generator there installed are inclined ribs protruding to exhaust gas flow channel; profiles of crests of rotary atomiser is made along the curves of ellipse with fillet at the base. ^ EFFECT: invention allows increasing efficiency of the plant and reducing emissions of hazardous substances to atmosphere. ^ 3 dwg |
