Gas Turbine Performance Calculator

Calculate gas turbine power output, heat rate, and efficiency with compressor and turbine isentropic efficiencies.

Compressor pressure ratio.
Firing temperature. Modern: 1200-1500°C.
°C
Air inlet temperature.
°C
Isentropic efficiency. Typical: 0.85-0.90.
Isentropic efficiency. Typical: 0.88-0.92.
Air flow through the engine.
kg/s

Results

Net Power Output-MW
Heat Rate-kJ/kWh
Overall Efficiency-%
Specific Fuel Consumption-kg/kWh
References: Cohen — Gas Turbine Theory; GE/Siemens Performance Data