Keywords: ANL's Advanced Powertrain Test Facility for testing HEVs.jpg hybrid vehicle simulation facility found at ANL's transportation R D development center The facility evaluates the efficiency and effectiveness of hybrid electric vehicle HEV component and systems designs HEVs are propelled by two energy sources usually an http //www baymotorproducts com electric motor and an internal combustion engine powered by gasoline or an alternative fuel 2014-05-06 https //www flickr com/photos/departmentofenergy/13936235988/ ENERGY GOV other versions PD-USGov Hybrid-powered vehicles |