4 ms·
IIUC the significant fractions of heat can't be absorbed, else it eats into efficiency, which is okay if part of the purpose of the engine is for heat - I think
by numpad0 3y ago
IIUC the significant fractions of heat can't be absorbed, else it eats into efficiency, which is okay if part of the purpose of the engine is for heat - I think he's just pointing out the hydrocarbon-to-kinetic conversion ratio is around 1/3rd, which is a useful rule of thumb.
- AtlasBarfed 3y agoThat seems a little bit nuts considering what they're doing with passive heat exchangers right now. Waste heat from an ICE must be way more useful than a simple 10 or 20° gradient that they're trying to use for house heating and cooling