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Table 12 Economic benefit analysis of the switch from the grid-connected system to the EE-based system (Excel results)

From: Assessment of a decentralized grid-connected photovoltaic (PV) / wind / biogas hybrid power system in northern Nigeria

Analyzed parameters

Specification

Calculated capital recovery factor (CRF)

0.0782

Net of NPC as benefit of the system switch to EE-based system

$14.63 M

Calculated annualized value of the benefit

$1.14 M

Calculated payback period (PBP)

1.78 years

Discounted payback period (DPBP)

1.99 years

Calculated rate of return (ROI)

56.25%

Calculated internal rate of return (IRR)

56%