Skyven Technologies commissions steam-generating, industrial heat pump
The company’s demonstration centre in Dallas, Texas, showcases its Arcturus steam-generating heat pump, which it says is eight times more efficient than natural gas boilers and six times more efficient that electric boilers and thermal energy storage.
China’s TOPCon solar cell prices extend four-week slide as rebate concerns ease
In a new weekly update for pv magazine, OPIS, a Dow Jones company, provides a quick look at the main price trends in the global PV industry.
Efficient solar PV cooking with sand-based thermal energy storage
Scientists in Ghana have developed a device that combines a conventional solar PV-powered steam cooker with sand-based thermal energy storage. The system can achieve a thermal efficiency of 38.9% and has a payback period of 4.5 years.
Australia’s Raystech to supply 1 GWh of Sungrow battery storage in 2026
Sungrow signed new and renewed distribution agreements with Raystech Group, Supply Partners and Tradezone at the All-Energy Australia 2025 exhibition, covering solar inverters, battery energy storage systems and multi-year module supply for residential, commercial and utility-scale markets.
Bahrain runs 3 MW solar tender
A tender is open in Bahrain for the design, construction, installation and commissioning of a 3 MW grid-tied solar power plant for the country’s General Sport Authority. A closing date for applications has not been disclosed.
Sinovoltaics releases new PV inverter manufacturer financial stability ranking
The quality assurance firm updated its inverter manufacturer financial stability ranking with Kstar Science and Technology, APSystems and Delta Electronics in the top three spots. It reported 19 manufacturers showing “strong financial resilience” based on Altman-Z scores.
US startup Unigrid adopts contract manufacturing model for batteries
Unigrid is pursuing a contract manufacturing strategy for its sodium-ion batteries, drawing on semiconductor foundry practices to shorten development timelines while shifting most production to underutilized Asian factories.
Oscal releases 2 kWh battery for home, off-grid, on-grid use
The Chinese company said its 2,016 Wh portable LiFePO₄ energy-storage system is expandable to 22,176 Wh with additional battery modules. It delivers 2,400 W output, offers 16 ports, app-based control, and includes built-in audio and lighting features for home, travel, and off-grid use.
Engie completes 800 MWh battery in Belgium, considers expansion
Engie has fully commissioned its 200 MW/800 MWh battery in Vilvoorde, Belgium, and is assessing a potential 100 MW/400 MWh expansion while advancing additional large-scale storage projects.
Key takeaways from Spain’s Genera tradeshow
Spain’s Genera 2025 trade fair highlighted advances in solar, storage and grid-forming technologies, along with industry calls for clearer regulation, stronger market design and faster permitting to support future deployment.
