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Waste heat recovery system including a mechanism for collection, detection and removal of non-condensable gas

United States Patent

9,683,515
June 20, 2017
View the Complete Patent at the US Patent & Trademark Office
The disclosure describes a non-condensable gas collection, detection, and removal system for a WHR system that helps to maintain cycle efficiency of the WHR system across the life of an engine system associated with the WHR system. A storage volume is configured to collect non-condensable gas received from the working fluid circuit, and a release valve is configured to selectively release non-condensable gas contained within the storage volume.
Ernst; Timothy C. (Columbus, IN), Zigan; James A. (Versailles, IN)
CUMMINS, INC. (Columbus, IN)
14/ 322,308
20150013935
July 2, 2014
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with government support under "Recovery Act--System Level Demonstration of Highly Efficient and Clean, Diesel Powered Class 8 Trucks (Supertruck)," Program Award Number DE-EE0003403 awarded by the Department of Energy (DOE). The government has certain rights in the invention.