Highlights

NTPC Renewable Energy Ltd (NTPC REL), an arm of NTPC Ltd, has invited bids for the engineering, procurement and construction (EPC) package to develop a 100 MWh vanadium redox flow battery energy storage system (BESS) at the Khavda Solar Park in Gujarat.

A US research team has developed all-solid-state sodium batteries that retain performance down to subzero temperatures. The systems utilize a special chloride-based solid-electrolyte-coated cathode.

Data from agrivoltaic canopy trials in France, developed by energy producer TSE and the French National Research Institute for Agriculture, Food and the Environment (INRAE), indicate measurable temperature, water-balance, and yield effects that reinforce the role of managed agrivoltaics in farm-level climate adaptation.

Industry body India Energy Storage Alliance (IESA) has called for clearly defined roles and responsibilities under the Battery Waste Management Rules, the adoption of global standards, recycled content targets aligned with emerging battery chemistries and domestic manufacturing, and support for eco-design to enable easier recycling.

NTPC Renewable Energy Ltd (NREL) has commissioned 75.5 MW of solar capacity at the 1,255 MW Khavda-I solar energy project in Gujarat.

Bondada Group has entered into a long-term partnership with Adani Group for the design and construction of solar projects. The framework agreement formalizing the partnership was signed recently by both companies.

Insolation Energy Ltd, a Rajasthan based solar panel manufacturer, has reported consolidated revenue of INR 776.7 crore for the half year ended September 30, 2025 (H1 FY 2026), a 25.6% increase year-on-year. Profit after tax (net profit) surged 23.5% to INR 80.1 crore.

A wastewater treatment plant in the canton of Bern has been inaugurated with what dhp Technology claims is the world’s largest foldable rooftop solar installation to date. The 3.6 MW array spans several treatment basins, allowing the existing site to serve dual purposes: wastewater treatment at ground level and solar power generation overhead.

Tamil Nadu Green Energy Corp. Ltd (TNGECL) has launched a tender for setting up seven standalone battery energy storage systems (BESS) totaling 1,500 MWh (375 MW x 4 hours) in Tamil Nadu. The projects are eligible for viability gap funding (VGF) through the Power System Development Fund (PSDF).

The quality assurance provider reported India-based Insolation Energy, Waaree Renewable Technologies, and Solex Energy retained the top three positions in its Altmann-Z score-based quarterly ranking. Its analysts noted the number of companies with healthier scores increased from 9 to 11.