FuelCalc — Engineering Chemistry Calculator

3.3 — Bomb Calorimeter

GCV & NCV Calculator

Determination of Gross & Net Calorific Value using Bomb Calorimeter method

Formula

GCV = [(W + w) × (T₂ - T₁ + Tₑ) - (a + f)] / x

where W = mass of water, w = water equivalent, Tₑ = cooling correction, a = acid correction, f = fuse wire correction, x = mass of fuel

Mass of Fuel (x) *

Weight of fuel sample in crucible

Mass of Water (W) *

Water in copper calorimeter

Water Equivalent (w) *

Thermal capacity of calorimeter

Initial Temperature (T₁) *

°C

Final Temperature (T₂) *

°C

Hydrogen Content

Required for NCV calculation