PUSH-CCC proposes to solve the key existing limits of Compressed Air Energy Storage (CAES) scalability, replicability, efficiency, and energy density while boosting its cost-effective commercial development in Europe by bringing a breakthrough CAES concept to TRL4, which is based. PUSH-CCC proposes to solve the key existing limits of Compressed Air Energy Storage (CAES) scalability, replicability, efficiency, and energy density while boosting its cost-effective commercial development in Europe by bringing a breakthrough CAES concept to TRL4, which is based. This article explores the technical, regulatory, and logistical requirements of the project, its alignment with EU sustainability goals, and its implications for the global energy storage This article explores the technical, regulatory, and logistical requirements of the project, its alignment with. Compressed Air Energy Storage Project in Lyon Fr electricity supply and demand in modern power grids. Renewable energy sources such as wind and solar power, desp te their many benefits, are inherently intermitt falls during periods of peak demand for electricity. Free! No Strings Attached Upcoming, Tenders, Contract Awards, Under-construction, and Completed Projects. Announced. In compressed air energy storages (CAES), electricity is used to compress air to high pressure and store it in a cavern or pressure vessel. During compression, the air is cooled to improve the efficiency of the process and, in case of underground storage, to reach temperatures comparable to the. The 'EU Policy Priority' trackers document the expenditures of the Research and Innovation framework program in specific policy areas that have established spending targets, such as climate and biodiversity. We support projects from conceptual design through commercial operation and beyond.