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. Author manuscript; available in PMC: 2019 Aug 4.
Published in final edited form as: Comput Chem Eng. 2018 Feb 21;116:488–502. doi: 10.1016/j.compchemeng.2018.02.017

Table 4.

Prices and CO2 emissions of energy sources and grid electricity (Liu et al., 2010).

Natural Gas Electricity Biomass
Price ($/GJ) 8.89 36.11 9.72
CO2 Emission (kton CO2/PJ) 56 90 100