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SELECTION, TECHNO-ECONOMIC AND ENVIRONMENTAL ANALYSIS OF OFF-GRID POWER SYSTEM FOR APPLICATION IN A NIGERIAN UNIVERSITY BUILDING


CHIDIEBERE DIYOKE *1, THOMAS OKECHUKWU ONAH 1, OKWUCHUKWU INNOCENT ANI 1
1. Department of Mechanical Engineering, Enugu State University of Science and Technology, PMB 01660 Enugu, Nigeria
* Corresponding author, email: chidiebere.diyoke@esut.edu.ng

Issue:

JESR, Number 2, Volume XXIX

Section:

Issue Nr. 2 - Volume 29(2023)

Abstract:

The electricity mix and access duration in Nigerian educational institutions is poor. This paper presents analysis of the off-grid optimal energy systems (OES) for serving a Nigerian university building load. The feasible system for serving the demand load of 250kWh/day for the building is a hybrid power system consisting of a 75kW rated solar PV, 40kW biogas engine and a 30 number 1kWh battery bank storage operating with a 33.6kW converter. The OES’s COE and NPC are 0.253$/kWh and $175219.7 respectively. Scenario analysis outcomes indicate that the building OES varies with load and resource potential.

Keywords:

hybrid energy system, wind energy, solar energy, net present cost, microgrid.

Code [ID]:

JESR202302V29S01A0003 [0005551]

Note:

Full paper:

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