A new report by IEA PVPS Task 18 provides a blueprint guide on how to conduct feasibility studies for off-grid and edge-of-grid power systems. The optimal system size and specifications vary depending ...

An increasing number of people choose to design their PV system so it can be used even when the grid power has gone – as a back-up, so to speak. But there are markets where off-grid PV is not the back ...

India's Ministry of New and Renewable Energy (MNRE) has issued a notice allowing old off-grid solar plants to be connected to the grid, after receiving requests from state nodal and implementing ...

The global demand for green energy sources is driving strong market growth for solar power systems. Although a great deal of development work is still focused on making PV (photovoltaic) energy ...

How to build a photovoltaic light system that operates at all times and is maintenance-free. The key role of the supercapacitor in this design. What is the "Joule Thief" circuit? Delivering ...

Growatt has announced the launch of its latest SPF 6000 ES Plus inverter for residential off-grid PV storage applications. Targeting markets with frequent power outages or limited grid access, the ...

Doug and Jennie Ostgaard designed and built their own solar power system, and in "DIY Photovoltaic Solar Power for Homeowners," they share the details of the design and build process as well as the ...

This 15-year-old battery set reached the end of its life and was replaced by the set pictured in the previous photo. Only 30 years ago, an off-grid homestead’s photovoltaic (PV) system was likely to ...

Day or night, you flip a switch and the lights come on instantly. You connect your smart phone to a charger, and the battery immediately begins to be powered. Simply put, having reliable electricity, ...