A framework for optimisation and techno-economic analysis of CO2 pressurisation strategies for pipeline transportation | Science and Technology for Energy Transition (STET)

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Table 10

Input data and calculated levelised costs for comparison between the present study model and that of McCollum and Ogden [54]. The basis for cost is the year 2005. A CEPCI index for 2005 of 468.2 has been applied to achieve the same cost basis.

Parameter	Unit	Ref. [54]	This study
$m_{C O_{2}}$ ${m}_{\mathrm{C}{\mathrm{O}}_2}$	tonnes/day	5000
P_in	bar	1
P_liq	bar	73.8
P_final	bar	150
T_in	°C	40
n_stage	–	5
ϵ_comp	–	0.75
Cost year	–	2005
CRF	–	0.15
O&M factor	–	0.04
Electricity cost	Euro/kWh	0.065
CF	–	0.8
LCOCC	USD/t CO₂	10.99	11.63
O&M_var	USD/t CO₂	6.81	7.01
O&M_fixed	USD/t CO₂	0.88	0.97
Annualised CAPEX	USD/t CO₂	3.3	3.65

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