Quote:
Originally Posted by cfg83
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Is this the way it's supposed to be? Are there units for this?
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"Efficiency" is the ratio of mechanical energy output divided by the chemical energy input. At best, it can approach 100% but heat engine efficiency is limited by the ratio of peak and exhaust temperatures. The Wiki article about heat engines would be a good introduction.
Bob Wilson
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2019 Tesla Model 3 Std. Range Plus - 215 mi EV
2017 BMW i3-REx - 106 mi EV, 88 mi mid-grade
Retired engineer, Huntsville, AL
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