established · computed
Hydrogen burning velocity is 265-325 cm/sec vs gasoline's 37-45 cm/sec
The burning velocity of hydrogen gas is 265-325 cm/sec compared to 37-45 cm/sec for gasoline. Because hydrogen's velocity is so great, hydrogen from a nozzle will not ordinarily sustain a flame without modification.
Basis
- Confidence
- 0.90
- Published
- 19 Aug 2026
- Component
- combustion
- Source Ref
- US Patents — Hydrogen Gas Burner #4,421,474
- Notebook Id
- 12
- Recorded At
- 2026-07-03T06:24:01.482Z
- Source Page Id
- 45
burn-velocity hydrogen