Patent ID: 7886728

Claim:
A system for controlling the power output of an internal combustion engine, said system comprising: a recirculation loop comprising: an input; an output; a heat exchanger disposed between said input and said output; and an accumulator disposed between said heat exchanger and said output; an exhaust diverter valve in fluid communication with said recirculation loop input, atmosphere and an exhaust port of at least one cylinder of the internal combustion engine to divert exhaust gases from the cylinder between said recirculation loop and the atmosphere; an intake diverter valve in communication with said recirculation loop, atmosphere and an intake port of at least one cylinder of the internal combustion engine to control a proportion of exhaust gases to atmospheric gases entering the intake port; and a control system in communication with said exhaust diverter value and said intake diverter valve to control power output and emissions output of the internal combustion engine.