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Grids & Integration

Bulgaria launches renewables-plus-storage tenders

Bulgarian businesses can apply for funding under two new tenders that aim to facilitate 1,425 MW of renewable energy generation capacity coupled with 350 MW of energy storage. Funding support is only offered for the storage component.

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Energy sharing in multi-microgrid systems with V2G

Researchers in Australia have developed a reconfigurable structure of a multi-microgrid to enhance the penetration of distributed energy resources in the presence of vehicle to grid technology (V2G) and found that both technical and economic aspects of the system have improved significantly.  

Beny launches PV-ready EV charging station

Beny New Energy says its new charger can deliver power at a range of 360 kW—600 kW. It supports various connection standards.

Car batteries can optimize the power grid

Australian researchers have found that if 10% of vehicles are electric and utilize V2G connections, they could reduce peak electricity demand at local substations by 6% and save car owners hundreds of dollars per year on charging costs.

Austa releases new three-phase inverter series

The Chinese manufacturer said its new inverters can support up to 120% three-phase unbalanced output and provide 1.5 times DC overmatching.

Weekend Read: Upstart vs. incumbent

Electricity market liberalization and private sector development of solar and energy storage in Cyprus continue to be delayed. pv magazine’s Ilias Tsagas looks at why independent power producers are frustrated by electricity curtailment and a lack of market reform.

Amazon Web Services helps Duke Energy complete power flow studies in hours, not months

Adding residential solar or commercial-scale electric vehicle chargers on a utility’s distribution feeder may require the utility to conduct power flow calculations. Duke Energy can now complete those studies in hours, an Amazon executive said at a policy forum held by ACORE.

Energy Vault connects commercial-scale gravity energy storage system in China

Energy Vault has connected its 25 MW/100 MWh EVx gravity-energy storage system (GESS) in China. Once provincial and state approvals are obtained to start operating, it will become the world’s first commercial, utility-scale, non-pumped hydro GESS. Meanwhile, its partners China Tianying (CNTY) and Atlas Renewable Energy have begun construction on three grid-scale GESS in China.

Online map for ground mounted solar plants in China

The China Agricultural University has created an online dataset presenting all PV plants deployed in China at the end of 2020. The tool shows China ground mounted solar facilities occupied a surface of 2,467.7 km2 at the end of December 2020.

Serbia to auction at least 400 MW of wind, solar

The Serbian government plans to launch its second renewables auction this year in a bid to procure at least 400 MW of wind and solar power.

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