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Table 4 Reaction enthalpy of idealized pyrolysis reactions

From: The bioliq® bioslurry gasification process for the production of biosynfuels, organic chemicals, and energy

Pyrolysis Reaction ΔrH(kJ/mol)
Exothermal pyrolysis
   Reaction 1 C3H4O2 → 3C + 2H2O -278
   Reaction 2 C3H4O2 → C + CH4 + CO2 -196
Endothermal pyrolysis
   Reaction 3 C3H4O2 → C + 2CH2O 76
ΔcH (HHV; kJ/mol)
  C CH4 CH2O H2O CO2
Known from tables -394 -890 -571 0 0
Channiwala estimate -419 -895 -491 -72 -89
  1. ΔcH, heat of combustion; HHV, higher heating value; ΔrH, reaction enthalpy.