Shiv Nadar University researchers have synthesized sulfur-rich copolymers from petroleum and agricultural waste as cathode materials for Lithium-Sulfur (Li-S) batteries. IIT-Bombay, which is developing a Li-S battery prototype based on the technology, recorded an average Coulombic efficiency of 99.3% after 500 cycles at 1C, one hour rate of charge and discharge, for the cardanol/sulfur copolymer cathode containing 2.5wt% reduced graphene oxide (rGO).

Hyderabad-based RE developer Greenko Energies, which is developing over 40 GWh of pumped hydro storage projects in India, has partnered with NTPC to develop round-the-clock power supply solutions by integrating renewable energy sources and pumped storage.

Having acquired a 37.5% stake in March, Yinson has now agreed to buy an additional 57.5% equity interest in Indian independent power producer Rising Sun Energy (RSE) with a cumulative operational capacity of 140 MW (AC) in the Bhadla Solar Park.

Mitesh Patel, Renewables Director-Asia, US-headquartered EPC player Black & Veatch, speaks to pv magazine about the key trends driving the solar market, especially in Southeast Asia, and strategies to improve the bankability of PV projects.

Bids are invited to install a 2,285 kWp grid-connected rooftop solar system at G.B. Pant University Of Agriculture And Technology. The plant is to be set up under the RESCO model. Ceiling tariff for over 25 years is fixed at Rs 3.5/kWh.

The e-commerce player has worked with design and manufacturing partners to procure electric vehicles (EVs) optimized for e-commerce deliveries. It is also planning to set up the necessary charging infrastructure close to its 1,400 supply chain premises to push the use of EVs. 

Covid-related disruption hit solar project construction in the second quarter. The activity will likely rebound over the coming quarters, with 4,720 MW expected to be commissioned in the second half.

The coal tar derivates company has commissioned a 5000-tonne per annum facility to manufacture synthetic graphite anode materials for lithium-ion batteries. It plans to invest US$ 70 million (Rs 520 crore) over the next five years to increase this capacity to 50,000 tonnes.

The New Delhi-headquartered power trading company has signed a Memorandum of Understanding with the South Korean power plant maintenance specialist to acquire and revive stressed assets in the power sector.

The state-owned engineering firm will supply and set up a cumulative 410 kWh of battery energy storage systems in Delhi under UI-ASSIST (US-India Collaborative for Smart Distribution System with Storage) initiative of TERI.