Taking the Measure of Electric Vehicles

Efstathios E. Michaelides
2021 Mechanical engineering (New York, N.Y. 1919)  
An engineer with more than 45 years' experience on efficiency claims takes a look at whether electric vehicles are much more efficient than conventional cars powered by internal combustion engines. He found that EVs are marginally more efficient than the technology they are positioned to replace. A lot of the potential for improvement is, however, contingent on where the electricity comes from and how the vehicles are charged.
doi:10.1115/1.2021-jan8 fatcat:bu6cbe7tsnccfczlz47xgbuoyi