New battery sizing approach for virtual synchronous generators, control-based grid-forming inverters
A group of researchers in Australia has outlined a new methodology to determine the minimum power rating of energy storage systems (ESSs) used for emergency under-frequency response. The ESS size must be calculated to maintain the frequency within the standard operating range.
Bill aims to cut 45X tax credits for Chinese solar makers in the U.S.
While the lucrative tax credits has attracted clean energy manufacturers from around the world to build factories in the U.S., the fact that many of the new manufacturing facilities are from Chinese companies has created a controversy that this new bill aims to solve.
Livoltek commissions inverter factory in Brazil
The company opened an inverter factory in the Manaus Free Trade Zone with a capacity of 1.8 GW, or 300,000 units per year. In the second phase, it plans to bring in the production of hybrid inverters and lithium batteries as well as chargers for electric vehicles and motors for electric boats. The company will have distribution centers in Curitiba and Fortaleza to ensure rapid delivery of equipment to the domestic market, with a minimum warranty of 10 years.
Sale process begins for German microinverter maker Solarnative
Solarnative launched insolvency proceedings and started searching for new investors in June.
How long do residential solar inverters last?
Multiple factors affect the productive lifespan of a residential solar inverter. In Part 2 of our series, we look at solar inverters.
New model to identify optimal power sizing ratio for solar inverters
Researchers in Malaysia have proposed a new approach to identify the optimal power sizing ratio to balance PV energy capture with inverter costs. The calibrated model is said to accurately reflect the relationship between inverter efficiency and real-world system behavior.
Fimer launches sale proceedings under extraordinary administration
Fimer has launched a process to sell itself to new owners. Interested investors have until Aug. 31 to submit offers.
Europe’s solar, storage markets on stable path, says Sungrow executive
Yang Meng, Sungrow’s director of distribution in Europe, says that despite signs of slowing demand in parts of the residential segment, Europe’s overall solar and storage markets are on a stable path, with potential for growth in the commercial and industrial storage space.
Fronius to cut 650 jobs
Austrian inverter maker Fronius has cut another 650 jobs due to high inverter inventories and no expected upturn.
Transfer switch for home solar power integration
Nature’s Generator has released a 50-amp, 12-circuit switch to manually power up selected circuits from backup systems.
