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FORCE SOLAR BLOG

Notes from the Field

Engineering, sizing and installation notes from real solar export projects.

Notes from the Field
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Read the latest notes.

Why tropical C&I battery storage degrades faster than the datasheet suggests
ENGINEERING NOTE

Why tropical C&I battery storage degrades faster than the datasheet suggests

Ambient heat, grid instability and long periods at high state of charge push LiFePO4 systems well outside the conditions behind their published cycle-life figures.

By Jay Zhou, Solar Engineer
Caribbean Solar System: What Hotels and Resorts Should Size For
CARIBBEAN

Caribbean Solar System: What Hotels and Resorts Should Size For

Island power is the most expensive in the region, diesel is the real benchmark, and the export rules cap what you can sell. Three things that shape the design.

October 4, 2026
Commercial Solar Kenya: What Factories Pay, and How to Size Around It
KENYA

Commercial Solar Kenya: What Factories Pay, and How to Size Around It

Kenyan industrial power is expensive enough that the tariff schedule, not the roof, decides what a system is worth. Here is the order we work in.

October 4, 2026
On-Grid or Hybrid Where the Grid Is Unreliable?
MARKET NOTES

On-Grid or Hybrid Where the Grid Is Unreliable?

In markets with daily outages, the question is not whether to add a battery — it is how much battery the outage pattern justifies.

September 19, 2026
Commercial Solar Philippines: Net Metering, Roof Load and Real Payback
PHILIPPINES

Commercial Solar Philippines: Net Metering, Roof Load and Real Payback

The export credit is about half the retail rate, the net metering cap is contested, and typhoon wind load decides the mounting. Three things that change the maths.

October 1, 2026
Solar Power System Nigeria: Sizing a Factory Around Diesel and Grid Hours
NIGERIA

Solar Power System Nigeria: Sizing a Factory Around Diesel and Grid Hours

A Nigerian factory does not buy panels — it buys a cheaper, more predictable kilowatt-hour. Here is how that kilowatt-hour is actually calculated.

October 1, 2026
Solar System Ghana: Storage Sizing for Hotels and Farms
GHANA

Solar System Ghana: Storage Sizing for Hotels and Farms

Ghanaian tariffs move often enough that quoting a number here would age badly. What does not move is the method — and the method is what decides whether the battery pays.

October 1, 2026
Sizing Solar for Cold Storage Loads
ENGINEERING

Sizing Solar for Cold Storage Loads

Cold storage is one of the most demanding loads we size for — compressor starts, thermal risk and backup hours change the whole design.

September 5, 2026
How a 400 kW Rooftop Solar System Comes Together
INSTALLATION NOTES

How a 400 kW Rooftop Solar System Comes Together

A factory rooftop build in Butuan City, Philippines — from the first survey to the last row of panels.

August 20, 2026
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