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为水利治理装上了智慧“大脑” 我国数字孪生水利体系框架基本形成
Ke Ji Ri Bao· 2026-01-07 07:13
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]
全国规模最大全钒液流电池储能电站全容量投产
Ke Ji Ri Bao· 2026-01-07 07:12
"与锂电池'时充时放'不同,全钒液流电池是4—12小时储能领域的'耐力王'。"三峡集团所属科学技术研 究院综合能源技术研究中心研究员毕然进一步解释说。吉木萨尔电站可维持5小时的储能时长,与我国 新型储能项目平均2.2小时的储能时长相比,技术优势明显。 不仅如此,全钒液流电池无燃爆起火风险,循环寿命超20年,电解液可循环利用,环保又经济。 中国长江三峡集团有限公司(以下简称"三峡集团")新疆吉木萨尔全钒液流储能电站(以下简称"吉木 萨尔电站")日前实现全容量投产运行。这是我国规模最大的全钒液流电池储能电站,位于新疆维吾尔 自治区昌吉回族自治州吉木萨尔县,额定功率20万千瓦,储能规模100万千瓦时,配套建设了装机容量 达100万千瓦的光伏电站。 电站由储能单元、能量转换单元和动力系统等组成,充电时电能驱动钒离子发生反应,将能量以化学形 式储存于液体中;放电时,过程则反向进行,储存的化学能被重新转化为电能,稳定输出到电网,整个 过程高效、可控。 "全钒液流储能技术具有循环寿命长、安全性高等特点,特别适合大规模、长时间储能的应用场景。"三 峡集团新疆分公司吉木萨尔全钒液流光储一体化项目经理邓富彬说。 "我们将努力形成 ...
以数据科技创新支撑数字中国发展
Ke Ji Ri Bao· 2026-01-07 07:10
Core Viewpoint - The implementation of the "Opinions on Strengthening Data Technology Innovation" marks a new phase in China's systematic layout and collaborative promotion of data technology innovation, aiming to support the high-quality development of digital China, digital economy, and digital society [1][2]. Group 1: Development Goals - By 2027, China aims to establish a number of leading and supporting data technology innovation platforms, initially building a data-driven industrial innovation system with breakthroughs in key technologies and equipment related to data supply, circulation, utilization, and security [2]. - By 2030, key technologies in the data field are expected to reach international leading levels, with an overall leap in the data technology innovation and industrial ecosystem [2]. Group 2: Key Dimensions of Innovation - The "Opinions" focus on three key dimensions: "technical breakthroughs, ecological cultivation, and foundational support," creating a collaborative nurturing system to transition from extensive support to refined cultivation of data technology innovation [2][3]. - Technical breakthroughs are seen as the driving force for innovation, ecological cultivation as the incubator for innovation implementation, and foundational support as the stabilizing factor for sustained innovation [2]. Group 3: Implementation Pathways - The "Opinions" propose a comprehensive and actionable implementation path to address shortcomings in core data technologies, innovation ecosystems, and application of results, emphasizing the importance of a closed-loop system of "research, validation, and transformation" [3]. - Key measures include strengthening technical breakthroughs in data supply, circulation, utilization, and security, as well as promoting efficient transformation of data technology innovation results [3]. Group 4: Innovation Ecosystem - The "Opinions" emphasize the need for an open, collaborative, and multi-faceted innovation ecosystem, proposing systematic measures across five dimensions: innovation platforms, market entities, open-source ecosystems, research systems, and collaborative exchanges [4]. Group 5: Foundational Support - Data technology innovation is recognized as a long-term and systematic project requiring coordinated efforts across funding, talent, standards, and infrastructure for sustainable development [5]. - The "Opinions" outline measures to accelerate the construction of a national integrated computing power network and strengthen the development of key technology standards in the data field [6]. - Four foundational supports—infrastructure, talent, financial policies, and standard systems—are essential for the sustainable development of data technology innovation, addressing core pain points in the application of technological innovations [6].
苏州500千伏车坊变电站顺利送电
Ke Ji Ri Bao· 2026-01-07 07:02
Core Insights - The Jiangsu Suzhou 500 kV Chefang Substation has successfully completed a large-scale expansion project, enhancing its capacity to support the growing electricity demand in the region [1] - The substation plays a crucial role in connecting Wuxi and Shanghai, facilitating the integration of clean hydropower into the Jiangsu power grid [1][2] - The expansion is part of Jiangsu's key projects for the 14th Five-Year Plan and is essential for ensuring power supply during peak winter demand in 2025 [1][2] Group 1 - The Chefang Substation has been operational since April 2001 and supplies approximately 65% of the electricity for the Suzhou Industrial Park, having delivered over 2,000 billion kWh of electricity [1] - The expansion includes the addition of a 1 million kVA main transformer and multiple outgoing lines, which will increase the substation's capacity by 100 million kVA and enhance the annual power supply capability by 8.76 billion kWh, equivalent to the annual electricity consumption of nearly 3 million households [2] - The project is strategically significant for optimizing the energy structure in the Yangtze River Delta and supports the region's green and low-carbon development goals [2] Group 2 - In 2025, Jiangsu plans to undertake 10 major grid projects and 1,007 distribution network projects to ensure power supply during peak winter demand [2] - The completion of the Chefang Substation expansion, along with other major grid projects, will further optimize the integration of renewable energy and enhance overall power supply capabilities in Jiangsu [2]
晶泰科技赋能国内首个“AI+RNA”小分子创新药获批临床试验
Ke Ji Ri Bao· 2026-01-07 05:17
Core Viewpoint - ReviR, a company incubated by Jingtai Technology, has received approval from the National Medical Products Administration for clinical trials of RTX-117, a small molecule drug for Charcot-Marie-Tooth disease (CMT), set to begin in Q1 2026 [2] Group 1: Company Developments - RTX-117 is the first innovative Class 1 drug targeting CMT in China and marks the first clinical project from a series of rare disease drug pipelines developed through AI and robotic-assisted research [2] - Jingtai Technology will receive milestone payments and has the right to participate in sales revenue sharing and future licensing income from the RTX-117 pipeline [2] Group 2: Industry Insights - The economic constraints of traditional drug development have long limited breakthroughs in rare disease treatments, but AI-driven precision drug discovery is changing this paradigm [2] - The clinical progress of RTX-117 validates Jingtai's platform's rapid translation capability from algorithms to clinical applications, highlighting the significant potential of the AI+RNA research path in rare disease drug development [2] - The RTX-117 pipeline has previously received IND approval and orphan drug designation from the FDA, allowing it to benefit from priority review and extended market exclusivity in overseas markets [2]
中国空间站成功开展锂离子电池在轨实验
Ke Ji Ri Bao· 2026-01-07 05:08
Core Viewpoint - The successful in-orbit experiment of lithium-ion batteries on the Chinese space station aims to observe and analyze the effects of microgravity on key internal processes of the batteries, providing scientific basis for enhancing spacecraft energy systems [1][2]. Group 1: Experiment Overview - The experiment was conducted by the Shenzhou 21 astronaut crew, with researcher Zhang Hongzhang from the Dalian Institute of Chemical Physics playing a key role as a payload expert [1]. - Lithium-ion batteries are described as the "energy heart" of modern space missions, known for their high energy density, long cycle life, and safety [1]. Group 2: Microgravity Environment - The microgravity environment allows scientists to observe the internal movement of ions and reactions of electrode materials more clearly, overcoming challenges faced in ground experiments where gravity interferes with electric fields [2]. - However, the microgravity environment also presents new challenges, such as significant differences in liquid behavior within the battery, which may lead to decreased performance and increased safety risks [2]. Group 3: Scientific Advancements - The in-situ optical observation of lithium-ion batteries in microgravity recorded dynamic images of lithium dendrite growth and involved precise adjustments in electrochemical experiments, process control, and monitoring of key scientific phenomena [2]. - This experiment is expected to break through the cognitive bottleneck of the coupling effects between gravitational and electric fields, advancing the fundamental theory of electrochemistry and providing a basis for optimizing current in-orbit battery systems and designing next-generation high-energy, high-safety space batteries [2].
【科技日报】祝融号发现火星约7.5亿年前仍存在水活动
Ke Ji Ri Bao· 2026-01-07 02:58
Core Insights - Recent research indicates that Mars had significant water activity as recently as 750 million years ago, extending the timeline of water presence on the planet and providing new evidence for understanding its climatic evolution, geological processes, and potential habitability for life [1][2]. Group 1: Research Findings - The analysis of high-frequency radar data from the Zhurong rover suggests that the Martian surface was not always cold and dry, contradicting previous beliefs that Mars entered a dry phase around 3 billion years ago [1]. - The Zhurong rover has traveled approximately 1.9 kilometers since its landing in May 2021, utilizing high-frequency quad-polarization radar for shallow subsurface exploration, akin to a detailed CT scan of Mars [1]. - Data reveals a uniform sediment layer approximately 4 meters thick covering the landing area, which is interpreted as evidence of a water deposition environment, similar to shallow seas or large lakes, rather than volcanic or wind-driven processes [1][2]. Group 2: Geological Context - The radar also detected centimeter-scale thin sedimentary layers resembling sedimentary rocks formed in surface water, further supporting the existence of a shallow water environment in the region [2]. - Through crater dating analysis, researchers determined that the sediment layers formed around 750 million years ago, during the late Amazonian epoch, indicating a significant surface reshaping process and ongoing water activity during that period [2].
2026年汽车以旧换新补贴细则出炉
Ke Ji Ri Bao· 2026-01-07 02:34
Core Insights - The Ministry of Commerce has released the implementation details for the 2026 vehicle trade-in subsidy program, expanding the support scope compared to 2025 [1][2] - As of December 28, 2025, over 11.5 million vehicles have participated in the trade-in program, generating new car sales exceeding 1.6 trillion yuan [1] Group 1: Subsidy Details - For 2026, individuals who scrap eligible passenger vehicles and purchase new eligible passenger vehicles will receive a one-time subsidy [1] - The subsidy for scrapping and replacing with new energy vehicles is set at 12% of the new vehicle's sales price, with a maximum of 20,000 yuan; for scrapping and replacing with fuel vehicles, the subsidy is 10% of the new vehicle's sales price, capped at 15,000 yuan [1] - The old vehicle and the new vehicle must be registered under the same consumer's name [1] Group 2: Trade-in Process - The implementation details specify that individuals who sell their old passenger vehicles and purchase new eligible vehicles will also receive a one-time subsidy [2] - The subsidy for replacing with new energy vehicles is 8% of the new vehicle's sales price, with a maximum of 15,000 yuan; for replacing with fuel vehicles, the subsidy is 6% of the new vehicle's sales price, capped at 13,000 yuan [2] - Each individual consumer can only choose to enjoy either the vehicle scrapping subsidy or the vehicle trade-in subsidy once during the policy implementation period [2]
科技创新成“固废大循环”核心驱动力
Ke Ji Ri Bao· 2026-01-07 01:21
Core Viewpoint - The "Solid Waste Ten Measures" plan is a significant policy milestone in China's environmental protection sector, emphasizing technological innovation as the core driver for enhancing solid waste management and promoting a "circular economy" [1][2]. Group 1: Key Objectives and Targets - By 2030, the plan aims for substantial improvements in solid waste management, including controlling historical waste stockpiles and curbing illegal disposal practices, with a target of 4.5 billion tons of annual comprehensive utilization of major solid waste and 510 million tons of annual recycling of key resources [1]. - A three-year special action against illegal disposal of solid waste will be initiated in 2025, focusing on hazardous waste, industrial solid waste, construction debris, and household waste [1]. Group 2: Emphasis on Resource Recycling - The plan highlights the importance of resource recycling, setting specific targets for the comprehensive utilization of major solid waste and recycling of key resources [2]. - It mandates that at least 1% of industrial land be allocated for resource recycling facility construction and emphasizes the integration of waste classification and storage into public infrastructure [2]. Group 3: Technological Innovation and Regulation - The plan stresses the need for technological innovation to support solid waste recycling and heavy metal pollution control, advocating for the development of key technologies and major equipment for resource recycling [2]. - It calls for enhanced information technology capabilities for monitoring the entire lifecycle of solid waste, promoting smart monitoring upgrades for enterprises to ensure traceability and control throughout the waste management process [3].
华电叶巴滩水电站首批机组发电
Ke Ji Ri Bao· 2026-01-07 01:15
Core Viewpoint - The Yebatan Hydropower Station, a significant project under China's 14th Five-Year Plan, has officially commenced power generation, marking it as the highest arch dam power station under construction in the country [1] Group 1: Project Overview - The Yebatan Hydropower Station is located at the confluence of Baiyu County in Sichuan and Gongjue County in Tibet along the mainstream of the Jinsha River [1] - It is the largest power station in the upper reaches of the Jinsha River in the Sichuan-Tibet section, with a total installed capacity of 2.24 million kilowatts and a maximum height of 217 meters [1] Group 2: Environmental Impact - The first batch of generating units, units 4 and 3, has achieved a "double launch" in January [1] - Once fully operational, the station is expected to generate an average annual electricity output of over 10.2 billion kilowatt-hours, saving approximately 3.1 million tons of standard coal and reducing carbon dioxide emissions by over 8.3 million tons annually [1] Group 3: Energy Transmission and Strategic Importance - The clean electricity generated will be transmitted through China's first large-capacity water-solar complementary clean energy transmission channel, the Jinshang to Hubei ±800 kV DC transmission project, to the Central China region [1] - This project is significant for optimizing China's energy structure, promoting green and low-carbon energy transition, and enhancing national energy security [1]