海门站天然气余压发电项目
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“迎峰度冬保供应”系列报道 数字技术赋能保供 各地筑牢群众温暖防线
Ren Min Wang· 2025-12-20 05:07
Core Viewpoint - The article emphasizes the importance of ensuring energy supply during the winter season, highlighting various measures taken across regions to secure energy resources and maintain stable supply for residents' heating needs [1][5]. Group 1: Energy Supply Measures - Various regions are increasing energy reserves, improving transportation lines, and enhancing adjustment capabilities to ensure energy supply during the winter [1]. - The total installed power generation capacity in the country reached 3.75 billion kilowatts by the end of October, an increase of 560 million kilowatts compared to the same period last year [1]. - As of November 26, the national regulated power plants had over 230 million tons of coal available, sufficient for approximately 35 days of use [1]. Group 2: Technological Innovations - In Shandong, the "Warm Nuclear No. 1" project utilizes a "dual-machine series large temperature difference" heating technology, which has saved approximately 1.29 million tons of raw coal and reduced carbon dioxide emissions by 2.36 million tons over six heating seasons [2]. - The natural gas surplus pressure power generation project in Jiangsu converts excess pressure from gas pipelines into mechanical energy, generating about 3 million kilowatt-hours of clean electricity annually, equivalent to reducing over 2,000 tons of carbon dioxide emissions [2]. Group 3: Preparedness for Winter Weather - Energy companies are conducting preemptive maintenance and developing emergency plans to ensure the safe and stable operation of equipment during winter cold waves [3]. - In Henan, a solar power station is monitoring environmental conditions to optimize energy production and ensure reliability during peak demand periods [3]. - A Beijing power supply company has implemented a comprehensive safety inspection system for heating electricity, including proactive household visits to identify potential hazards [3]. Group 4: Future Energy Demand and Recommendations - Experts predict that this year's heating season will experience longer durations and higher peak energy demands, potentially setting historical records for maximum electricity load and peak gas consumption [4]. - Recommendations include supporting coal and oil companies to expand resource reserves and encouraging the construction of green and intelligent energy facilities to enhance production capacity [4].
我国首个高压天然气长输管道余压发电项目投运
Yang Shi Wang· 2025-11-20 05:57
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]
投运,新突破!能源“大动脉”再添“多重保险” 筑牢经济发展“硬实力”
Yang Shi Wang· 2025-11-19 02:09
Group 1: Natural Gas Pressure Power Generation Project - The first high-pressure natural gas long-distance pipeline pressure power generation project in China, the Haimen Station natural gas pressure 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 converts pressure potential into mechanical energy through the recovery of excess pressure from the pipeline, ultimately generating clean electricity [1] Group 2: Technical Innovations and Environmental Impact - The new technology guarantees normal gas supply while generating approximately 3 million kilowatt-hours of electricity annually, equivalent to reducing carbon dioxide emissions by over 2,000 tons [2] - The core equipment of the power generation project is independently developed and manufactured in China, featuring adjustable flow technology and 3D-printed impellers, which enhance energy efficiency and address technical challenges [2] - The new equipment operates in parallel with the existing pressure regulation system, ensuring uninterrupted gas supply for residents and businesses in case of power generation equipment downtime [2] Group 3: Future Developments and Expansion Plans - The company plans to gradually promote megawatt-level domestically produced pressure power generation equipment in typical distribution stations in the Yangtze River Delta region [2] - The total installed capacity of the high-pressure natural gas long-distance pipeline pressure power generation project is estimated to reach 42,000 kilowatts under the natural gas self-reheating scheme [4] Group 4: "West-to-East Power Transmission" Project - The Anhui section of the "West-to-East Power Transmission" project, a significant national initiative, has been fully completed as of November 18 [4] - The Anhui section spans 323 kilometers and includes the construction of 672 transmission towers, with overall project progress exceeding 80% [6] - The entire "West-to-East Power Transmission" line is 1,055 kilometers long, with a total investment of 20.5 billion yuan, expected to be fully operational by the end of June 2026, delivering over 36 billion kilowatt-hours of electricity annually, more than half of which will be renewable energy [7]