Mark Swinnerton

Gravity storage technology mooted for Mount Isa mine shafts to back up vast wind and solar projects

Green Gravity has begun early studies for a gravitational energy storage project in Mount Isa mine shafts, working with Glencore and the local council, weeks after landing $9 million to advance its technology.

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Green Gravity, which is turning old mineshafts into energy storage, raises $9 million

Wollongong energy storage venture Green Gravity has secured $9 million from HMC Capital, BlueScopeX, Pacific Channel and SCAP H to advance testing of its system that repurposes disused mineshafts for gravitational energy storage.

Also RenewEconomy

Bluescope backs gravity storage start-up with funds and lab at Port Kembla

Steel maker BlueScope commits money and site space at Port Kembla for startup Green Gravity to build a gravity-based energy storage research lab, with construction beginning this month.

Also RenewEconomy

Former Yancoal mine to be first test site for Australian gravity storage technology

Green Gravity will trial its gravity energy storage in a closed NSW coal mine under an MoU with Yancoal, with a pre-feasibility study due in 2023, after a May capital raise.

Australian startup eyes disused mine shafts for gigascale gravity energy storage

Green Gravity, a new Australian venture developing gravity-based power storage inside abandoned mine shafts and led by Mark Swinnerton, formerly of BHP, has early private backing and is in talks with governments and VCs.