今冬明春杭州“烟火气”这样守护

Core Insights - The key period for natural gas supply assurance in Hangzhou is from November 1, 2025, to March 31, 2026, with a focus on gas source scheduling, pipeline distribution, and user gas consumption [1] - Hangzhou Gas Group has established a multi-point gas supply system and a 300-kilometer high-pressure gas pipeline network to ensure stable gas supply and safety [1] - Emergency gas storage capacity at LNG emergency stations totals 62.42 million cubic meters, sufficient for about one week of continuous gas supply during extreme weather [1] Group 1 - Hangzhou Gas Group completed the renovation of 109.92 kilometers of underground gas pipelines in 62 old residential communities, enhancing supply stability and urban safety [1] - The company has set up six green energy comprehensive service stations and six pipeline operation management stations in the main urban area, each with 1-3 emergency repair points [1] - Targeted simulations for various emergency scenarios are conducted to improve the response speed and on-site handling capabilities of gas repairs [1] Group 2 - Hangzhou Gas Group has developed a multi-dimensional gas pipeline perception system incorporating drone inspections, high-precision vehicle inspections, AI video recognition, pressure drop warnings, and valve well monitoring [2] - A total of 224 kilometers of high-pressure pipelines (excluding no-fly zones) are covered by intelligent drone inspections, with each drone covering 50 kilometers per day [2] - The company has built 1,745 gas AI gateway terminals, enabling pressure drop warnings with a response time of under 2 minutes and a low false alarm rate of less than 3% [2]