YEIC(SZ:002053) 智通财经网·2025-10-16 11:48Core Viewpoint - Yunnan Energy Investment (002053.SZ) has approved the investment in the Kunming Anning 350MW compressed air energy storage demonstration project to meet grid peak regulation and large-scale integration of renewable energy [1][2] Group 1: Project Overview - The project has a construction scale of 350MW/1750MWh, including systems such as air compression, turbine generation, heat storage, water supply, and booster stations [2] - The total investment for the project is 1.872 billion yuan, with 20% funded by equity and the remaining through bank loans and other debt financing [1][2] Group 2: Technical Details - The project will utilize the stable and reliable salt cavern resources from wells An1 to An4, which have been verified by the Wuhan Institute of Rock and Soil Mechanics, Chinese Academy of Sciences [2] - A 220kV booster station will be constructed to connect to the Kunming 220kV Pujie Substation, with the final connection plan subject to grid approval [2] - The energy storage system will operate with a charging duration of 8 hours and a rated power generation duration of 5 hours, achieving an annual utilization of no less than 1300 hours [2] Group 3: Project Timeline - The total construction period for the project and its supporting facilities is set for 18 months [2]