Fuel Heating Values: Hydrogen
Fuel combustion properties — higher/lower heating values (HHV/LHV), stoichiometric air requirements, combustion product yields (CO2, H2O), flammability limits, ignition and adiabatic flame temperatures, and ultimate (elemental) analysis for gaseous fuels, liquid fuel oils, solid coals, biomass, and waste fuels
| fuel name | data type | density kg per m3 (kg/m3) | dew point c (degC) | flame temp air k (K) | flame temp o2 k (K) | fuel category | h2o prod kg per kg (kg H2O/kg fuel) | h2o prod m3 per m3 (m3 H2O/m3 fuel) | hhv mj per kg (MJ/kg) | hhv mj per m3 (MJ/m3) | ignition temp c (degC) | lfl pct (% vol) | lhv mj per kg (MJ/kg) | max flame vel air m per s (m/s) | molecular formula | o2 req kg per kg (kg O2/kg fuel) | o2 req m3 per m3 (m3 O2/m3 fuel) | pct theoretical air max vel (%) | stoich air kg per kg (kg air/kg fuel) | stoich air m3 per m3 (m3 air/m3 fuel) | ufl pct (% vol) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hydrogen | heating_value | 0.085 | 72 | 2,318 | 3,247 | gaseous_fuel | 8.937 | 1 | 142.107 | 12.1 | 520 | 4 | 120.075 | 2.83 | H2 | 7.94 | 0.5 | 57 | 34.28 | 2.39 | 75 |
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