Private pilot project · Osubi service area

Osubi Independent Solar Power Pilot

A standalone, privately developed solar-plus-storage mini-grid pilot with its own distribution network, prepaid metering and commercial structure. This module is the live commercial, technical and financial model — change any assumption and every downstream figure recalculates.

Planning Assumption — Subject to Site Survey, Load Assessment, Engineering Design and Supplier Confirmation.

Scenario · basePhase 21.0 MWp2.05 MWh755 customers

Pilot command centre

Every figure below is produced live by the model from the current assumption set. Change any assumption and the whole module recalculates.

PV capacity

1.00

MWp

1,430 modules

Inverter / PCS

1.00

MW AC

DC:AC 1.00

Battery

2.048

MWh

1.8 h at rated AC

Net generation

1.30 GWh

CF 14.8%

Energy sold

1.18 GWh

Delivery 44%

Connections

755

5 anchor

CAPEX

$1.48m

$1.48/W · $2k/conn.

Annual OPEX

$151k

10.2% of CAPEX

Blended tariff

₦544

/kWh

$0.340/kWh · residential ₦209 · commercial ₦618

Capital recovery

6.2 yrs

then 13.8 yrs of regeneration

EBITDA (yr 1)

$236k

Collection 95%

Project IRR

15.9%

NPV $176k @ 14%

Equity IRR

17.3%

Payback 6.2 yrs

LCOE

₦756

/kWh

$0.473/kWh

Min DSCR

2.06

Debt 40% @ 12%

Peak demand

726

Load factor 42%

Renewable share

90%

Curtailment 5%

Readiness score

/100

6 of 9 gates met

Land requirement

1.60

5 km 11 kV · 7 km LV

Phase 2 — Full initial Osubi pilot

Cumulative build-out to the full mixed commercial and residential service area.

Low case

$1.60m

Central

$1.75m

High case

$1.90m

1.0 MWp solar PV1.0 MW Deye inverter / PCS capacity2.048 MWh battery storage5 km-radius overhead distribution network6–8 transformers700–900 smart-metered customersFull mixed commercial and residential service area

Engineering & commercial checks

Automatic validation of the current configuration.

Storage autonomy of 2.5 h at diversified peak load is below the 3 h minimum for evening peak cover.
Usable storage cannot serve the modelled nighttime load.

Planning Assumption — Subject to Site Survey, Load Assessment, Engineering Design and Supplier Confirmation.