Core Viewpoint - The Ministry of Water Resources aims to enhance flood prevention and management capabilities, successfully addressing 15,300 water engineering emergencies by 2025, while ensuring no casualties and maintaining the integrity of key infrastructure [1][2]. Group 1: Flood Prevention Measures - The Ministry has set specific goals for flood prevention, including no casualties, no dam failures, and no breaches in key embankments by 2025 [1]. - A comprehensive deployment for flood prevention was initiated at the beginning of the year, focusing on reservoir safety and mountain flood disaster prevention [2]. - The Ministry conducted 233 daily consultations and implemented a weekly meeting mechanism during the flood season to deploy targeted preventive measures [2]. Group 2: Monitoring and Early Warning Systems - The Ministry has effectively utilized rainwater monitoring and forecasting systems, issuing 1.5094 million flood forecasts and 4,835 early warnings for small and medium rivers by 2025 [2]. - A total of 2.21 million flood warnings were sent to flood responsibility holders and the public, including 2.21 billion SMS alerts for mountain flood disasters [2]. Group 3: Engineering and Resource Management - The Ministry issued 22,100 operational directives, with 6,894 large and medium-sized reservoirs storing 120.2 billion cubic meters of floodwater, reducing urban flooding incidents by 1,082 and protecting 8.3 million acres of farmland [3]. - The Three Gorges Reservoir reached its normal water level of 175 meters, while the Danjiangkou Reservoir successfully managed low water levels and flood defenses [3].

Group 1 - The digital twin water conservancy system framework in China has been established, achieving significant results in flood and drought disaster prevention, water resource management, and allocation, providing strong technical support for high-quality water conservancy development and national water security [1] - The digital twin water conservancy system consists of digital twin basins, digital twin water networks, and digital twin water conservancy projects, integrating big data, cloud computing, and artificial intelligence with water conservancy operations [1] - The Ministry of Water Resources has implemented a series of documents from multiple levels to systematically promote the construction of the digital twin water conservancy system, with 94 pilot tasks completed and 11 key projects, including the Three Gorges and South-to-North Water Diversion projects, already in practical application [1] Group 2 - The water conservancy department is accelerating the construction of an integrated monitoring and sensing system, covering 34 remote sensing satellites, over 180 rain radar stations, 136,000 ground hydrological stations, and more than 300,000 engineering safety monitoring points [2] - The digital twin technology is primarily applied in flood and drought disaster prevention, with a comprehensive monitoring network enabling real-time monitoring and rolling forecasts, extending flood prediction periods from 3 days to 10 days with a 90% accuracy rate [2] - A multi-level flood risk warning system has been established, resulting in the issuance of 12,400 flood warnings and 1.21 million mountain flood disaster warnings, successfully organizing the evacuation of 15.55 million people [2] Group 3 - The construction of the digital twin water conservancy system enhances the efficiency of water governance, directly benefiting the public by addressing issues of illegal occupation, extraction, and construction in river and lake areas [3] - Modern monitoring technologies such as high-resolution remote sensing satellites and drones support the regulation and normalization of river and lake management, leading to significant improvements in the appearance of water bodies and increasing public satisfaction and safety [3]

科技日报讯(记者付丽丽)日前，记者从水利部获悉，我国数字孪生水利体系框架基本形成，并在水旱灾 害防御、水资源管理与调配等多方面取得显著成效，为推动水利高质量发展、保障国家水安全提供了有 力技术支撑。 在预警方面，构建了分类别、多层次的洪水风险预警体系，确保信息精准直达一线。同期累计发布洪水 预警1.24万次、山洪灾害预警121万次，成功组织1555万人次转移避险，最大限度减少人员伤亡。 付静表示，数字孪生水利体系建设可有效提升水利治理管理效能，使治理成效更直接地惠及于民。过 去，河湖"乱占、乱采、乱堆、乱建"问题点多面广、隐蔽难查，事后清理整治难度大、代价高、社会影 响大。如今，高分辨率遥感卫星、无人机等现代监测技术的应用，为强化河湖水域岸线管控，规范化、 常态化开展河湖库"清四乱"提供了有力支撑，推动河湖面貌发生历史性改善，人民群众获得感、幸福 感、安全感不断增强。 同时，为全面掌握水情、工情，水利部门正加快构建"天空地水工"一体化监测感知系统。目前，该网络 已涵盖34颗遥感卫星、180多部测雨雷达、13.6万处地面水文站及超过30万处工程安全监测点，基本覆 盖了水旱灾害防御、水资源管理与调配等水利业务需要 ...

Group 1 - The core viewpoint of the articles highlights China's commitment to significant investment in water infrastructure, with a target of 12,848 billion yuan in 2025, marking the fourth consecutive year of exceeding 1 trillion yuan in water construction investment [1] - In 2025, China plans to implement 47,563 water projects, creating 3.15 million jobs, with major projects including the Tai Pu River Phase II and the Liaoning Liaodong Peninsula water resource allocation project [1] - The Ministry of Water Resources reported successful flood and drought management, effectively resisting floods in 913 rivers and addressing severe drought and flood conditions in various regions [1] Group 2 - The China Water Rights Exchange is expected to achieve a record 14,000 transactions and a water volume of 1.61 billion cubic meters in 2025, indicating progress in water-saving mechanism innovations [2] - The year 2026 marks the beginning of the 14th Five-Year Plan, with a focus on high-quality water development and ensuring water security as part of China's modernization strategy [2]

"十四五"以来，我国水利事业锚定完善流域防洪工程体系、实施国家水网重大工程、复苏河湖生态 环境、推进数字孪生水利建设、建立健全节水制度政策、强化体制机制法治管理六条实施路径，纵深推 进水利高质量发展实践。大江南北春潮涌动，治水兴水热潮迭起，一幅人水和谐、江河安澜的新时代画 卷正徐徐展开。 黄河小浪底调水调沙场景。中国经济网记者杨秀峰摄 从防洪抗旱到数字孪生：水利现代化迈出坚实步伐 五年来，水利基础设施建设实现跨越式发展。全国水利建设完成投资超5.6万亿元，新开工重大水 利工程181项，水利基础设施的布局、结构、功能与系统集成持续优化，已形成世界上规模最大、功能 最全、惠及人口最多的水利基础设施体系，为经济社会发展提供了坚实支撑。 大藤峡水利枢纽工程。中国经济网记者杨秀峰摄 水灾害防治能力显著提升，生命财产安全防线更加牢固。五年来，我国成功战胜4136条河流超警以 上洪水，有效应对长江、珠江等流域严重旱情，洪涝灾害损失占国内生产总值的比例从"十三五"时期的 0.28% 降至0.18%。 河湖生态面貌焕发新生，母亲河复苏行动成效卓著。断流百年的京杭大运河、断流27年的西辽河、 断流26年的永定河等一批河流实现全线 ...

明晰架构思路，我省按照水利部"需求牵引、应用至上、数字赋能、提升能力"原则，以现代水网调度中 心建设为重点，重塑山西水利信息化建设管理格局； 近日，省水利厅组织召开数字孪生水利体系建设专题会议。会议提出，下一步，全省水利系统要对标对 表，准确把握当前我省数字孪生水利建设形势，锚定目标、协同联动、补齐短板，加快构建数字孪生水 利体系，为助力我省水利高质量发展、保障水安全作出新的贡献。 夯实数据底座，以采集水利治理管理对象的信息数据为关键，加快建设数字模型系统，不断采实算据、 优化算法、提升算力；拓展应用场景，以"让决策更科学、让百姓更满意，让社会更高质量发展"为目 标，强化对水利工程建设和现代化运行管理矩阵、河湖长制及河湖管理、水土保持、农村供水等各项业 务的数字赋能，让"山西水网、三晋水脉"更畅通、更安全、更融合、更绿色；实现"四预"功能（预报、 预警、预演、预案），通过数字孪生水利体系，掌握洪水演进过程，延长洪水预见期，提升洪水预报精 准度，为行政决策提供精准有效服务；确保实用效果，各业务处室及相关单位要协同配合，加强数据资 源统筹管理、整合归集，实现共享、共用、共管，使数字孪生水利效用功能最大化；强化安全 ...

Group 1 - The core viewpoint of the article is that China's digital twin water conservancy system framework has been basically formed, integrating advanced technologies like big data, cloud computing, and artificial intelligence with water conservancy operations [1] - The digital twin water conservancy system aims to provide intelligent simulation and scheduling for flood and drought disaster prevention, as well as water resource management and allocation [1] - A total of 94 pilot tasks for digital twin watershed construction have been completed, creating replicable and promotable case studies [1] Group 2 - The digital twin water network construction is being advanced in batches across 14 provincial-level pilot areas [1] - Key projects such as the digital twin of the Three Gorges, South-to-North Water Diversion, and others have been put into practical application, with 49 pilot digital twin irrigation areas and 230 digital twin rural water supply projects achieving preliminary results [1] - The digital twin watershed aims to support unified planning, governance, scheduling, and management of watersheds, enhancing disaster prevention, resource conservation, and ecological protection [2]

Core Insights - The digital twin water conservancy system integrates big data, cloud computing, and artificial intelligence with water conservancy operations to create intelligent simulations and management for water resource allocation and disaster prevention [1][2] Group 1: Digital Twin Water System Components - The digital twin water conservancy system consists of three components: digital twin river basins, digital twin water networks, and digital twin water conservancy projects, each with distinct focuses but interconnected for information sharing [1][2] Group 2: Digital Twin River Basin - The digital twin river basin aims for unified planning, governance, scheduling, and management to enhance flood and drought disaster prevention, optimize water resource allocation, and protect water ecology, achieving a "Pareto optimal" management of multiple factors and objectives [1] - For instance, the Pearl River Commission utilized the digital twin of the Pearl River to strengthen unified governance, successfully managing 25 heavy rain events and 7 typhoon defenses during the flood season [1] Group 3: Digital Twin Water Network - The digital twin water network supports the construction of a comprehensive, safe, efficient, and green water network, enabling real-time information exchange between physical and digital water networks [2] - An example includes the South-to-North Water Diversion Project, which improved traditional scheduling methods, allowing for the generation of over a hundred gate scheduling command sequences with a single click [2] Group 4: Digital Twin Water Conservancy Projects - The digital twin water conservancy projects focus on ensuring the safety and efficiency of water conservancy infrastructure throughout its lifecycle, providing real-time analysis and risk identification [2] - For example, the Xiaolangdi project uses digital twin technology to monitor dam conditions and predict water level changes, significantly enhancing scheduling efficiency and decision-making accuracy [2]

Core Viewpoint - The construction of the digital twin water conservancy system in China has made significant progress during the 14th Five-Year Plan period, providing strong support for high-quality water conservancy development and water security assurance [1][2]. Group 1: Digital Twin Water Conservancy System Development - The digital twin water conservancy system framework has been basically formed, integrating monitoring and perception systems for comprehensive water management [1]. - The system focuses on four key functions: forecasting, early warning, simulation, and planning, utilizing big data and cloud computing technologies [1][2]. - Key components include digital twin river basins, water networks, and water conservancy projects, which are interconnected and emphasize different aspects [1]. Group 2: Achievements and Applications - 94 pilot tasks for digital twin river basins have been completed, and 14 provincial water network pilot areas are being developed [2]. - Digital twin systems for 11 major projects, including the Three Gorges and South-to-North Water Diversion, have been implemented, with significant progress in 49 irrigation areas and 230 rural water supply projects [2]. - The system has played a crucial role in water and drought disaster prevention, with 272 million flood forecasts issued and a 90% accuracy rate for key river flood forecasts [2][3]. Group 3: Operational Enhancements - The integrated model for flood forecasting and dispatching has been developed, allowing for dynamic simulations and risk analysis of different dispatch scenarios [3]. - The system has successfully guided local water authorities in flood defense measures, achieving goals such as zero casualties and no breaches during significant flood events [3]. - The digital twin system has been instrumental in managing water resources efficiently, with 58 control reservoirs reaching a record high of 1,081 billion cubic meters of water storage [3]. Group 4: Future Directions - The monitoring and perception system now includes 34 remote sensing satellites, over 180 rain gauges, and 136,000 hydrological stations, covering core water conservancy operations [4]. - The Ministry of Water Resources plans to continue advancing the digital twin water conservancy system to meet new governance demands and enhance water security for modern development in China [4].

Core Viewpoint - The Ministry of Water Resources of China is advancing the construction of a digital twin water conservancy system during the 14th Five-Year Plan period, focusing on enhancing water security and promoting high-quality development in water management [1][2]. Group 1: Digital Twin Water Conservancy System - During the 14th Five-Year Plan, 11 key projects, including the Three Gorges and South-to-North Water Diversion, have been implemented, with 49 digital twin irrigation areas and 230 rural water supply projects achieving significant progress [1] - The digital twin water conservancy system aims to integrate forecasting, early warning, simulation, and planning functions, enhancing overall water management capabilities [1][2]. Group 2: Monitoring and Disaster Management - The "Sky-Earth-Water Engineering" integrated monitoring system utilizes various technologies to achieve intelligent monitoring of all water management elements, covering 34 satellites, over 180 rain radars, and 136,000 hydrological stations [2] - The system has effectively supported flood disaster prevention, optimizing scheduling plans and ensuring successful management during significant flood events, including the 23.7 flood in the Haihe River basin [2]. Group 3: Water Resource Management - The digital twin South-to-North Water Diversion project has ensured safety in engineering, water supply, and water quality, contributing to sustainable water delivery [2] - The digital twin irrigation areas have improved water resource allocation and precision irrigation, enhancing water use efficiency [2].