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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.
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Energy, Sustainability and Society

ISSN: 2192-0567

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