我国首个高压天然气长输管道余压发电项目投运

Group 1: High-Pressure Natural Gas Power Generation Project - The first high-pressure natural gas long-distance pipeline pressure recovery power generation project in China, the Haimen Station natural gas pressure recovery power generation project, has officially commenced operations in Nantong, Jiangsu [1] - The project efficiently utilizes excess pressure resources during high-pressure natural gas transportation, marking a breakthrough in the comprehensive utilization of energy in long-distance pipelines [1] - The project can generate approximately 3 million kilowatt-hours of electricity annually, equivalent to reducing carbon dioxide emissions by over 2,000 tons [1] Group 2: Technological Innovations and Equipment - The core equipment of the power generation project is independently designed and manufactured in China, featuring adjustable flow technology and 3D-printed impellers [1] - The new technology significantly reduces the energy consumption of the equipment while addressing multiple technical challenges such as high pressure and low flow [1] - The new equipment operates in parallel with the existing pressure regulation system, ensuring a reliable gas supply for residents and businesses even if the power generation equipment is offline [1] Group 3: Future Developments and Projects - The company plans to gradually promote megawatt-level domestically produced pressure recovery power generation equipment in typical distribution stations in the Yangtze River Delta region [2] - The total installed capacity of high-pressure natural gas long-distance pipeline pressure recovery power generation projects in China is estimated to reach 42,000 kilowatts [2] Group 4: "Shan Electric into Anhui" UHV Project - The Anhui section of the "Shan Electric into Anhui" ultra-high voltage direct current transmission project has been fully completed as of November 18 [2] - The project spans 323 kilometers in Anhui, with the entire "Shan Electric into Anhui" transmission line project over 80% complete [2] - The project is part of the national "14th Five-Year Plan" and is expected to be fully operational by the end of June 2026, with an annual electricity transmission capacity exceeding 36 billion kilowatt-hours, more than half of which will be renewable energy [2]