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Turbo-generator control with variable valve actuation

United States Patent

February 22, 2011
View the Complete Patent at the US Patent & Trademark Office
An internal combustion engine incorporating a turbo-generator and one or more variably activated exhaust valves. The exhaust valves are adapted to variably release exhaust gases from a combustion cylinder during a combustion cycle to an exhaust system. The turbo-generator is adapted to receive exhaust gases from the exhaust system and rotationally harness energy therefrom to produce electrical power. A controller is adapted to command the exhaust valve to variably open in response to a desired output for the turbo-generator.
Vuk; Carl T. (Denver, IA)
Deere & Company (Moline, IL)
11/ 840,555
August 17, 2007
This invention was made with Government support under contract DE-FC26-05NT42422 awarded by the Department of Energy. The United States Government has certain rights in this invention