Green Gravity

Website

greengravity.com

Services

In app support

Green Gravity is an innovative company dedicated to radically accelerating the global renewable energy transition by developing next-generation, ultra-green energy storage technology. The company leverages the inherent potential of disused mine shafts to create a sustainable and efficient solution for energy storage.

At its core, Green Gravity's technology involves raising and lowering heavy weights within mine shafts to capture and release gravitational energy. This method allows for the effective storage of renewable energy, ensuring it can be dispatched precisely when demand requires, thereby overcoming the intermittency challenges associated with solar and wind power generation. The system offers a low-cost, flexible, and long-life alternative to traditional energy storage solutions, providing both short and mid-duration storage capabilities as well as grid ancillary services without performance degradation over time.

The environmental benefits of Green Gravity's approach are significant. It promotes a circular economy by repurposing existing infrastructure, specifically abandoned mines, which also minimizes land use, noise pollution, and the need for water or chemicals. Unlike battery-based systems, Green Gravity's technology is fully recyclable, embodying a truly sustainable energy solution. The company also emphasizes local economic value creation through locally sourced materials, supply chains, and workforce.

Green Gravity is actively expanding its reach through strategic partnerships and trials. Notable collaborations include a binding agreement with Wollongong Resources to deploy gravitational energy storage trials at the Russell Vale mine, and a Memorandum of Understanding with IIT (ISM) Dhanbad’s Research Park (TEXMiN) to assess deployment potential in India's vast network of underground mines. These initiatives underscore the company's commitment to advancing clean energy innovation and decarbonization globally.

Locations

• Wollongong, New South Wales