Ryan Mayfield led an informative discussion on the history of the NEC PV Hazard Control System rules and the latest changes to the UL 3741 standard.

A spinoff of Germany’s Fraunhofer Gesellschaft has developed a compact vehicle-integrated PV system integrated with medical support equipment to provide off-grid, off-road mobile healthcare in rural ...

Article 690 covers solar installations, except large-scale ones (those are covered in Article 691) [Sec. 690.1], as shown in Fig. 1. There are three important definitions: “Photovoltaic (PV) system” ...

Developed by Egyptian scientists, the PV-powered water pumping system may produce up to 181.8 m3 of water per day. The system consists of two PV arrays with each a capacity of 4.6 kW and a pumping ...

More inverters are coming to the end of their life, and needing replacement, as the solar photovoltaic (PV) industry matures. Inverter failures usually occur on systems that are 10-plus years old. At ...

Maximising the performance of tracked bifacial PV requires optimisation of technical and financial factors. Image: Nextracker PV systems combining bifacial and tracker technologies deliver the ...

A pile-based offshore solar power station, at 1.3GW the largest of its kind under construction. Image: JinkoSolar. PV technology providers are developing new hardware solutions specifically for ...

What is the PV-Pushback-Effect? How can solar day lamps (SDLs) take advantage of this effect? Solar day lamps (SDLs) are made by simply connecting an LED array to a solar photovoltaic (PV) panel. SDLs ...

A readily accessible disconnecting means is required to disconnect power from each photovoltaic (PV) system [690.13(A)(1)], as shown in Fig. 1. Fig. 1. A readily accessible disconnecting means is ...