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Internal combustion engine for natural gas compressor operation

United States Patent

December 27, 2016
View the Complete Patent at the US Patent & Trademark Office
This application concerns systems and methods for compressing natural gas with an internal combustion engine. In a representative embodiment, a method is featured which includes placing a first cylinder of an internal combustion engine in a compressor mode, and compressing a gas within the first cylinder, using the cylinder as a reciprocating compressor. In some embodiments a compression check valve system is used to regulate pressure and flow within cylinders of the engine during a compression process.
Hagen; Christopher (Bend, OR), Babbitt; Guy (Fort Collins, CO)
Oregon State University (Corvallis, OR)
14/ 676,725
April 1, 2015
ACKNOWLEDGMENT OF GOVERNMENT SUPPORT This invention was made with government support under DE-AR0000259 awarded by the U.S. Department of Energy. The government has certain rights in the invention.