本次检修历时半年，参与人员近千人，覆盖阀门及设备上万台。生产运行部统筹调度、统一指挥，实时跟踪进 展、协调解决问题，严把质量进度关；各职能部门深入一线、靠前服务，加强技术指导，及时响应现场需求；参 检单位强化施工全过程管理，严格执行检修方案，落实风险防控措施，重点抓好现场监督、进度管控、质量验收 等关键环节，全面落实文明施工要求，做到"封闭作业、定置管理、工完料尽场地清"。各单位还组建了检修突击 队和服务队，有序开展设备拆卸清洗、吹扫置换、壁厚检测、严密性试压等维护工作，对重点区域和关键作业严 格执行审批与票证管理，同时扎实做好餐饮、防暑、物资等后勤保障，确保检修作业优质高效、人员安全受控。 检修期间，全厂干部员工进一步增强责任意识与担当精神，营造出"争当主力军、勇做排头兵"的浓厚氛围。全体 参检人员迎难而上，战风沙、斗酷暑、抗大汛，以实干实绩实现了年度检修任务的安全、绿色、优质、高效完 成。 "气田年度检修是保障设备'安稳长满优'运行的关键一环，也为迎峰度冬天然气保供奠定坚实基础。"厂生产部门 相关负责人表示。作为全年生产管理的重中之重，第一采气厂高度重视此次检修，实施全员、全方位、全过程安 全管理。面对任 ...

Core Viewpoint - The company plans to conduct routine maintenance shutdown starting from August 30, 2025, lasting no more than 45 days, to ensure the safe and effective operation of tin smelting equipment and subsequent stable production [1] Group 1 - The maintenance shutdown is expected to have minimal impact on the annual production plan as it has already been accounted for in the company's budget and production plans for the year [1]

Core Points - The Three Gorges Ship Lift has been operational since 2016, facilitating nearly 50,000 vessel passages and transporting over 19 million tons of goods, while also receiving more than 2 million tourists, making it a crucial component of the Yangtze River Economic Belt development [1] - The annual maintenance inspection, lasting 35 days, is the fifth planned shutdown since the completion of the ship lift, aimed at eliminating equipment defects and enhancing operational reliability and safety [1][3] - This year's maintenance focuses on systematic repairs, particularly on the synchronous shaft, which is critical for the transmission system and affects the overall operational precision of the ship lift [3] Maintenance Innovations - The introduction of a large-scale laser cleaning device for the nut column, which is part of the safety system, significantly improves cleaning efficiency compared to previous manual methods, addressing issues of space, efficiency, and safety [5] - Extensive testing was conducted to optimize the laser parameters to ensure effective cleaning without damaging the surface roughness of the components [5] Operational Adjustments - During the maintenance period, vessels meeting the technical requirements can still pass through the Three Gorges double-line five-level ship lock, ensuring continuity in navigation and stability in shipping operations [7] - The Yangtze River Three Gorges Navigation Administration has proactively communicated with shipping companies to facilitate transportation planning during the maintenance period [7]

Group 1 - The Three Gorges Ship Lift has officially commenced its planned maintenance on August 25, 2025, marking the fifth annual "check-up" since its operation began [1][3] - The ship lift is the largest and most technically challenging in the world, capable of quickly elevating vessels with a displacement of 3,000 tons, and has facilitated over 48,500 safe operations and transported more than 19 million tons of goods since its trial navigation in 2016 [1][2] Group 2 - The primary goal of the planned maintenance is to eliminate equipment defects and enhance the reliability and safety of the ship lift's operations [2] - The maintenance work involves over 60 tasks across seven categories, with participation from 15 units and more than 290 technical personnel and workers, scheduled to last for 35 days [2][4] - Compared to previous years, the workload for this maintenance has increased by nearly 20%, with a focus on complex projects and high technical requirements [4]