People.cn (SH:603000) Ren Min Wang·2026-02-05 02:13Core Viewpoint - The Chinese Academy of Sciences' Institute of Engineering Thermophysics has achieved a significant breakthrough in compressed air energy storage technology, developing the world's first and largest single-unit power compressed air energy storage compressor, which has passed third-party testing with leading international performance metrics [1][2]. Group 1: Technical Achievements - The newly developed compressor has a maximum exhaust pressure of 10.1 MPa and a maximum power output of 101 MW, with an efficiency of 88.1% at maximum pressure, marking it as a leader in international standards [1]. - The compressor's power output exceeds 100 MW, representing an increase of over 100% compared to existing compressors, while also significantly reducing unit costs [1]. - Key technological breakthroughs include overall design optimization, three-dimensional flow optimization, complex rotor shaft design, and efficient variable condition control [1]. Group 2: Historical Context and Development - The Institute has been conducting research on compressed air energy storage technology since 2005, making it one of the earliest in China to do so [2]. - Over 20 years, the Institute has developed advanced principles of compressed air energy storage and established a comprehensive R&D design system covering system design, key components, and integrated control [2]. - The successful development of this compressor is considered a milestone in the global compressed air energy storage technology field, expected to elevate the technology to a new level [2].