GAS-TURBINE ENGINE Russian patent published in 1996 - IPC

FIELD: automotive industry. SUBSTANCE: gas-turbine engine comprises heater, turbine, major heat exchanger with cooling path, additional heat exchanger, and heating path. The inlet of the cooling path is connected with the atmosphere. The outlet of the cooling path is connected with the inlet of the heater. The additional heat exchanger is connected between the heating path of the major heat exchanger and compressor. The engine is also provided with a by-passing main line provided with a valve. The line connects the outlet of the cooling path of the additional heat exchanger with the inlet of the cooling path of the major heat exchanger. Between the heating path of the major heat exchanger and additional heat exchanger is a gas heat exchanger. EFFECT: enhanced efficiency. 13 cl, 21 dwg