Novel MPPT technique for EV charging combined with PV, fuel cells
Scientists in India have designed a system that uses PV panels, a proton-exchange membrane fuel cell, battery storage, and a supercapacitor. It also relies on an adaptive neuro-fuzzy inference system-based MPPT that reportedly achieves an efficiency of 98.7%.
MaxVolt launches smart inverter with inbuilt lithium battery
The Indian battery manufacturer has launched wall-mountable, high-efficiency inverters with inbuilt lithium battery for residential and commercial solar applications.
How long do residential solar inverters last?
Multiple factors affect the productive lifespan of a residential solar system. In Part 2 of our series, we look at solar inverters.
Sinovoltaics releases latest PV inverter manufacturer ranking
The quality assurance firm updated its inverter manufacturer financial stability ranking with APSystems (Yuneng Technology), Sinexcel, and Eaton in the top three spots.
Novel MPPT method combines APO, model-predictive control
An international research team has tested a hybrid control technique combining adapted perturb and observe (APO) with model-predictive control to address complex partial shading in solar arrays. The method, validated through simulation and physical experiments, reportedly outperforms existing approaches.
Cooling PV inverters with skived fin heat sink
Researchers in Turkey tested a novel heat sink design to cool insulated gate bipolar transistor (IGBT) arrays in solar inverters. They found that it reduced module temperatures by more than 6 C in lab experiments.
Novel switched capacitor boosting inverter for PV usage
Researchers have designed a new switched-capacitor-based multilevel inverter topology with nine switches. They have tested it in simulations and in hardware-in-the-loop tests. Efficiency reached up to 96.5%.
Tigo introduces solar inverter output control for system repowering
Limiting inverter output, called derating, enables installers to maintain system power rating when adding a new inverter to an existing solar installation, or to help homeowners qualify for incentives with precise power targets.
Chinese PV Industry brief: GCL Optoelectronics raises $27.5 million for perovskite factory
GCL Optoelectronics Materials has raised nearly CNY 200 million ($27.5 million) in a C2 financing round to advance perovskite solar manufacturing and research at its new gigawatt-scale facility in China’s Jiangsu province.
Wireless EV charging based on PV, three-port DC–DC converter
Scientists have developed a wireless charging system for electric vehicles, with a three-port DC–DC converter at its core. They have simulated the system and tested a prototype in their lab and have found it achieved an improved efficiency of 88%.
