Guan Cha Zhe Wang·2025-07-14 01:29Core Insights - The first domestically produced 40 MPa high-pressure large-capacity centrifugal gas injection compressor has been successfully implemented at the Yaha gas storage facility in the Tarim Oilfield, marking a significant milestone in China's gas storage technology [1][2] - This development signifies the complete localization of gas storage equipment, breaking foreign technology monopolies and providing new technical support for national energy security [1][2] Group 1: Equipment and Technology - The 40 MPa compressor is designed to handle a daily natural gas volume of 5.5 million cubic meters, with an injection pressure of 40 MPa and a motor power of 23 megawatts, significantly enhancing the gas storage efficiency [2][5] - The compressor's development involved collaboration with Shenyang Blower Group Co., Ltd., focusing on key technologies such as high-pressure cylinder design and efficient flow models, resulting in a product with completely independent intellectual property rights [5] - Innovative technologies include a compact drive scheme using "variable frequency motor + gearbox + high-low pressure cylinder coaxial" to reduce footprint and investment costs, as well as advanced manufacturing techniques for the impeller [5] Group 2: Project Overview - The Yaha gas storage facility is located in the Kucha area of Aksu, Xinjiang, and is China's first deep-layer condensate gas storage facility, part of a key construction project by China National Petroleum Corporation [2] - The construction of the gas storage facility follows a phased approach, with an initial working gas volume of 2.4 billion cubic meters, aimed at seasonal peak shaving and emergency gas supply for five regions in southern Xinjiang [2] - Upon completion of the second phase, the facility will achieve a strategic working gas volume of 5 billion cubic meters, enhancing the peak shaving and emergency gas supply capabilities of the West-to-East Gas Transmission pipeline [2]