logoalt Hacker News

sawjettoday at 3:30 PM1 replyview on HN

Hydrogen ICE is not a viable technology for many reasons. Combustion temperatures would require exotic alloys to manage and the power density is quite low. I remember BMW made a H2 ice version of one of their large V12s and it made like 125hp...


Replies

seabrookmxtoday at 3:52 PM

It's also really hard to store. The tanks need to be made of exotic materials and withstand incredible pressures.