Heard At The Show: Snippets from SAE 2009 World Congress
Green Car Congress
APRIL 30, 2009
In a session on total vehicle energy consumption, several people shared similar pie charts showing the flow of energy within an automobile. For every kJ of chemical energy in the fuel for a spark ignition internal combustion engine, 73 % is sacrificed to chemical and thermal losses. Braking losses add another 6%. —Bill Cooke.
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