Admin Request for Inspection REA Solar Mini Grid
| Application for | REA Solar Mini-Grid Project |
|---|---|
| REA Code | REA-NEP-MG |
| REA LOT Number | 4 |
| REA-NEP-MG | PBG |
| Blank | Akure |
| Register as | Corporate |
| NEMSA Certificate Number | CC/CIEF/PR/00058 |
| First Name | Francis |
| Last Name | Muoneke |
| Position | Project Engineer |
| Phone | 08039488315 |
| fmuoneke@cesel.com.ng | |
| Address |
52A Campbell Street (4th floor), Lagos. |
| State | Lagos |
| Company Name | COMMUNITY ENERGY SOCIAL ENTERPRISE LIMITED |
| Company Email | ptolani@cesel.com.ng |
| Company Phone | +2348100000127 |
| Tax Registration Number | 18411141 |
| Address |
52A Campbell Street (4th floor), Lagos. |
| State | Lagos |
| Name of the Village/Community | Arajoshua |
| State | Osun |
| Local Government Area | Ife South |
| Number of Inhabitants | 2500 |
| GPS Coordinates | N 07.25294° E004.52837° |
| Site Address/Detail Description |
Ara Joshua is a rural community situated in Ife South of Osun State, off Ife-Ondo road, South-Western region, Nigeria. The community stretches to about 1.5km with clustered households in two different segments in the community. The population of the community is approximately 2525 permanent and 500 transient residents, including the children. |
| Activities | Business Activity, Educational Facility, Health Care Facility, Residential |
| Total Solar PV Installed (kWp) | 44 |
| Total Solar PV Energy Produce Per Day (kwh) | 243 |
| Total Storage Capacity (kwh) | 135 |
| Total Load/Energy Requirement (kWh) | 230 |
| Storage Technology/Manufacturer | Lithium Ion Storage/ Alpha ESS |
| Type of Coupling (AC/DC) | DC |
| Generator Rated Power (kVA) | 30 |
| Year of Construction | 2022 |
| Fuel Type | Diesel |
| Generator Model/Manufacturer | 4D24TG2/A / Mikano |
| Operation | Automatic |
| Date of Installation of Mini-Grid | September 22, 2023 |
| Date of Application | September 17, 2023 |
| Mini-Grid Owner (Full Name) | CESEL-CONCERTO JV |
| Phone | +2348100000127 |
| ptolani@cesel.com.ng | |
| Manufacturer | JA SOLAR |
| Model | JAM72S30-545/MR |
| Technology | 11BB PERC CELLS |
| STC power (Wp) | 545 |
| Number of Cells | 144 |
| MPPT Current | 13.04 |
| MPPT Voltage | 41.80 |
| Module catalogue # | 81 |
| Number Series | Parallel | 3|3 |
| Total Power (Wp) | 44,145 |
| Fuse (A) | 1,125 |
| Surge Protection Device | Schneider DC SPD |
| Converter Catalogue | 9 |
| Cable cross-section | 6sqm |
| Manufacturer | Voltronic Power |
| Model | Axpert King 5K |
| Technology | Off-Grid Inverter |
| Rated Power | 5kVA |
| Rated Voltage | 220V |
| Rated Current | 22.7A |
| Manufacturer | Alpha ESS |
| Model | M48112-P |
| Technology | Lithium Ion |
| Cell Voltage (V) | 3.2 |
| Battery Voltage | 48 |
| C10 Capacity | 4.9kWh |
| Charge Voltage | 54.5 |
| Module Catalogue # | 25 |
| Number Series | Parallel | |4 |
| Total C10 capacity [kWh] | 122.5 |
| Fuse rating [A] | 125A |
| Date of cell production | December 13, 2022 |
| Date of installation | August 21, 2023 |
| Cable cross-section [mm²] | 35 |
| General comments | 4 batteries are connected in parallel, and 1 BMU controls 2 strings of 4 batteries connected in parallel. There are 3 BMUs and 1 Master BMU that monitors the 3 BMU. |
| PV Generator | Expected open circuit voltage [V] |
| String Number | 3 |
| Value | 139V |
| PV Generator | Measured open circuit voltage [V] |
| String Number | 3 |
| Value | 138V |
| PV Generator | Measured load circuit voltage [V] |
| String Number | 3 |
| Value | 136V |
| PV Generator | String cables fixed and cables without damages |
| String Number | 3 |
| Value | Connectors were properly connected |
| Inverter/Charge Controller | General visual inspection observations |
| String Number | 9 |
| Reference | There are 9 units of 5kVA inverters, connected in parallel giving a total of 45kVA |
| Inverter/Charge Controller | Isolating and switching devices been connected such that PC installation is wired to the “load” side and the public supply to the “source” side? |
| String Number | 9 |
| Reference | Breakers and Changeover switch can isolate load from source. |
| Inverter/Charge Controller | All Inverters/Charge controller operating correctly? |
| String Number | 9 |
| Reference | The inverters have inbuilt MPPT charge controller and they are all working properly |
| Inverter/Charge Controller | Inverter/charge controller protection settings and installer details displayed on site? |
| String Number | 9 |
| Reference | The Inverter has a display screen, making it easy to configure the settings and troubleshoot |
| Battery Storage | General visual inspection observations |
| String Number | 4 |
| Reference | 4 batteries are connected in parallel, and 1 BMU controls 2 strings of 4 batteries connected in parallel. There are 3 BMUs and 1 Master BMU that monitors the 3 BMU. |
| Battery Storage | Wiring properly done without visual deficits |
| String Number | 4 |
| Reference | Wiring was properly done, and lugs firmly terminated. |
| Battery Storage | State of charge (If applicable state of health) |
| String Number | 4 |
| Reference | Battery Monitoring Unit (BMU) shows the battery state of charge |
| Battery Storage | Deep discharge protection, over-charge protection and temperature monitoring installed and functional |
| String Number | 4 |
| Reference | BMU and Inverter monitors the battery level and temperature, and prevents it from over-discharging. |
| General Safety/Security | Inverter protection settings programmed to local requirements? |
| String Number | 9 |
| Reference | Inverter meets local requirement (220V, 50Hz) and can handle surge current twice its capacity |
| General Safety/Security | Isolating and switching devices been connected such that PC installation is wired to the “load” side and the public supply to the “source” side? |
| Reference | Breakers and Changeover switch can isolate load from source. |
| General Safety/Security | All Inverters/Charge controller operating correctly? |
| String Number | 9 |
| Reference | The inverters have inbuilt MPPT charge controller and they are all working properly |
| Official Letter of Request | https://nemsa.gov.ng/wp-content/uploads/formidable/67/NEMSA-Letter-of-Request-1.pdf |
| PV System | https://nemsa.gov.ng/wp-content/uploads/formidable/67/540Wp-545Wp-JAM-Solar-Panels-1.pdf |
| Charge Controller or Grid-tie Inverter | https://nemsa.gov.ng/wp-content/uploads/formidable/67/Inverter-1.pdf |
| Combiner Boxes | https://nemsa.gov.ng/wp-content/uploads/formidable/67/45kVA-SLD-2.pdf |
| Battery System | https://nemsa.gov.ng/wp-content/uploads/formidable/67/5.4kWh-Li-Fe-Battery-Data-Sheet-1.pdf |
| Earthing & Surge Protection System | https://nemsa.gov.ng/wp-content/uploads/formidable/67/45kVA-SLD-3.pdf |
| User ID | Francis Muoneke |