Energy and renewables
Useful heat from fuel and efficiency
Calculates useful heat from fuel mass, user-provided LHV, and efficiency.
Related calculators
Fuel CO2 emission
Simple estimate calculator for CO2 emission from fuel mass and a user-provided emission factor.
Fuel energy from mass and LHV
Calculates fuel chemical energy from mass and user-provided lower heating value.
Fuel energy from mass and LHV
Calculates fuel chemical energy from mass and user-provided lower heating value.
Fuel energy from volume and LHV
Calculates fuel energy from volume and user-provided volumetric heating value.
Fuel volumetric energy density
Calculates volumetric energy density from user-provided LHV and fuel density.
Boiler efficiency
Calculates indicative efficiency as useful heat output divided by fuel energy input.