Patent ID: 7013846

Claim:
A diesel engine comprising: an air supply system for the diesel engine for supplying suction air to the engine from the environment, the air supply system comprising at least a channel arrangement, a compressor and a heat exchanger for suction air, a cooling circuit for recovering waste heat from the diesel engine, at least one engine coolant heat exchanger connected to the cooling circuit for employing heat received from the cooling circuit to evaporate water, a water feed pipe connected to the engine coolant heat exchanger for supplying the water to be evaporated to the engine coolant heat exchanger, and a steam feed channel connecting the engine coolant heat exchanger to the channel arrangement of the air supply system for introducing steam produced by evaporation of the water supplied by the water feed pipe into the channel arrangement, and wherein the steam feed channel joins the channel arrangement upstream of the compressor with respect to the flow direction of the air.