Core Insights - The Urumqi Daban City 350 MW compressed air energy storage project has successfully passed feasibility review, marking the implementation phase of Xinjiang's first commercial large-scale long-duration independent energy storage project [1][2] Project Overview - The project is strategically significant for promoting energy transition, enhancing grid flexibility, and optimizing industrial structure in Xinjiang [2] - It features advanced technology with a single unit power of 350 MW, capable of energy storage and release for 6 hours, and operates over 330 days a year [2] - The project employs a "non-combustion, medium-temperature adiabatic compression" technology route, which helps stabilize the output of wind and solar power [2] Economic and Environmental Impact - Annually, the project is expected to facilitate the consumption of 693,000 MWh of green electricity and reduce carbon dioxide emissions by approximately 540,500 tons [3] - During the construction phase, it will create over 1,200 jobs and provide nearly 100 high-end technical positions during operation, boosting local employment and talent development [3] Technological and Operational Innovations - The project integrates ground and underground systems to enhance efficiency, utilizing domestic multi-stage axial flow and centrifugal compressor units [2] - It aims to create a fully intelligent power station through digital control technology, improving operational efficiency and accumulating valuable data for future applications [2] Regional and Strategic Benefits - The project will enhance the Urumqi-Changji grid's regulation capacity and increase Xinjiang's energy self-sufficiency, providing stable green electricity supply for the Hexi Corridor [4] - It serves as a model for future integrated green projects in Xinjiang and the northwest region, demonstrating the feasibility of long-duration energy storage coupled with large-scale clean energy [4] Future Developments - Additional compressed air energy storage projects are planned around Hetian and Minfeng substations to support the safe and stable operation of the southern Xinjiang grid [4]