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” ...

An international group of researchers has developed an electronic device that is said to effectively mitigate hotspots in PV modules. It uses two current comparators, two NPN transistors, and a ...

Around 70 percent of all new power generation capacity installed worldwide in 2024 were photovoltaic systems (source: IEEE’s ...

Chinese energy equipment manufacturer Yunt has launched a novel maximum power point tracking (MPPT) module with four independent trackers for commercial and industrial (C&I) use. The Mercury series ...

Part II of Art. 690 provides the circuit requirements for PV systems. The first requirement it covers is the maximum PV system direct-current (DC) circuit voltage. This value is used when selecting ...