Rotating ram-jet turbine with exhaust turbocharger

The rotating ram-jet turbine (1) has a housing (2), where a shaft (3) is rotatably mounted on the housing. A disk is rotatably mounted on the shaft. An exhaust gas turbocharger (8) is provided, which promotes a compressed gas in an inlet pressure chamber by utilizing an exhaust gas exiting from an exhaust chamber. An independent claim is also included for a method for converting chemical energy into mechanical energy.