METHOD FOR THE DETERMINATION OF A GAS PROPERTY OF A GAS OF AN INTERNAL COMBUSTION ENGINE AND CORRESPONDING ENGINE CONTROL UNIT

A method for determining a gas property (37) of a gas (19, 20, 29) of an internal combustion engine (5) is provided, wherein the method comprises the following steps: supplying the gas (19) into an electric machine (21); determining an electrical power (P electr) of the electric machine (21); and determining the gas property (T, 37) based on the determined electrical power (P electr).