POWER-GENERATING PLANT GAS TURBINE COMBUSTION CHAMBER Russian patent published in 1998 - IPC

FIELD: power engineering; gas turbine plants operating on compressed natural gas with low content of harmful matter in exhaust gases. SUBSTANCE: gas turbine chamber 1 has at least one flame tube 2 consisting of antechamber 3 and main chamber 4 with nozzle 5. Inner walls 12 of housing 13 of antechamber 3 are made with constant cross section, and outer walls 14, in direction of output 15 with inner walls 16 of nozzle 5 form tapering ring clearance. Wall of main chamber 4 are rigidly connected with walls 16 of tapering part 17 of nozzle 5 at input 18 and are connected telescopically with walls 20 of widening part 21 of nozzle 5 at output 19. EFFECT: enlarged operating capabilities. 5 dwg