The project, which comprises two 300 MW non-combustion compressed air energy storage units, works by compressing air and injecting it into the salt caverns during periods of low demand. The stored air is then released during peak demand to drive turbines and generate electricity. Paris, 20 May, 2025 – Independent renewable energy company Qair, announces the. Advanced Compressed Air Energy Storage (A-CAES) is an innovative approach to energy storage that builds on proven technology. Lesotho has the potential to produce up to 6,000 MW from wind and solar, 4,000 MW from pump storage, 400 MW from conventional hydropower, and more than 1, Will Lesotho be able.