Ke Ji Ri Bao
Search documents
“十四五”答卷·科技支撑强国建设丨科技创新绘就数字中国新图景
Ke Ji Ri Bao· 2025-10-23 05:34
Core Insights - The launch of the domestic commercial operating system based on Linux 6.6, named Galaxy Kirin V11, enhances the security, intelligence, and usability of Chinese operating systems [1] - The opening of the first commercial line of anti-resonance hollow-core optical fiber in Guangdong establishes a low-latency "information expressway" for cross-border financial services between Shenzhen and Hong Kong [1] - The development of 5G networks and rural e-commerce has transformed mobile phones into essential tools for agriculture, with data becoming a new agricultural resource and live streaming emerging as a new agricultural activity [1] Digital Economy Development - Since the 14th Five-Year Plan, China has made significant strides in digitalization, networking, and intelligence, leading to a robust digital economy [1][9] - The digital economy's core industry value added accounted for approximately 10% of GDP in 2024, with emerging business revenues, including cloud computing and big data, reaching 434.8 billion yuan, a 10.6% increase from the previous year [9][10] - The number of data enterprises in China exceeded 400,000 in 2024, with the data industry scale reaching 5.86 trillion yuan, reflecting a 117% growth compared to the end of the 13th Five-Year Plan [10] Technological Breakthroughs - The release of the superconducting quantum computing prototype "Zuchongzhi No. 3" demonstrates a processing speed 10^15 times faster than the fastest supercomputer, marking a significant achievement in quantum computing [2][3] - China has become the second country globally to conduct clinical trials for invasive brain-machine interface technology, indicating advancements in this field [2] Infrastructure Development - The construction of digital infrastructure has accelerated, with 5G base stations increasing fivefold to 4.55 million by mid-2025, and gigabit broadband users growing 34 times to 226 million [7][8] - The "East Data West Computing" initiative has concentrated computing power in key national nodes, with over 60% of new computing power being added in these areas [8] Industry Integration - The integration of digital technology with the real economy has deepened, with over 10,000 smart factories established, covering more than 80% of manufacturing sectors [9] - The software revenue in China grew by 80% by the end of 2024 compared to 2020, and the added value of the electronic information manufacturing industry increased by over 70% [9]
四川盆地新增亿吨级页岩油增储阵地
Ke Ji Ri Bao· 2025-10-23 03:59
Core Insights - China Petroleum & Chemical Corporation (Sinopec) has successfully tested a high-yield shale oil and gas flow from the Qilu Yeyou 1 well in the Qijiang District of Chongqing, achieving a daily oil production of 38.64 cubic meters and natural gas production of 10,000 cubic meters, indicating a significant resource discovery in the Sichuan Basin [1][4][6] Group 1 - The Qilu Yeyou 1 well represents a new billion-ton level shale oil reserve area, which is strategically important for shale oil exploration and development in Southwest China [1][4] - Sinopec discovered a large-scale shale gas field in the Qijiang area in 2022, with a capacity of 100 billion cubic meters, and has since initiated a new round of shale oil research [4][6] - The successful drilling of the Qilu Yeyou 1 well involved a geological engineering team that implemented targeted key technologies, achieving a horizontal section length of over 2,000 meters and a 100% rate of encountering quality shale [6] Group 2 - Sinopec has increased its exploration and development efforts in shale oil, confirming new oil fields in the Xinxing, Qintong, and Fuxing shale systems, with significant geological reserves reported for each [6] - The Xinxing oil field in the Bohai Bay Basin has confirmed geological reserves of over 140 million tons, while the Qintong oil field in the Jiangsu Province has confirmed reserves of 40.02 million tons [6] - The Fuxing oil field in the southeastern Sichuan Basin has confirmed reserves of 20.10 million tons of oil and 12.35 billion cubic meters of natural gas, with an expected annual shale oil production of 70,500 tons in 2024, marking a year-on-year increase of 30,800 tons [6]
【科技日报】新技术解决土壤水分遥感数据填补难题
Ke Ji Ri Bao· 2025-10-23 03:24
Core Insights - A new technology framework that integrates machine learning and interpolation methods has been developed to address the common issue of large-scale data gaps in global satellite soil moisture remote sensing data products, significantly improving data completeness and usability [1][2] Group 1: Technology Development - The research team has proposed a novel approach that combines traditional interpolation methods and machine learning techniques to fill in missing soil moisture data [2] - The new method utilizes stacking heterogeneous ensemble technology to generate initial fill-in results from both interpolation and machine learning, followed by optimization through intelligent algorithms [2] Group 2: Performance and Applications - Experimental results indicate that the new technology performs excellently under various scales of data gaps, retaining the predictive capability of machine learning for large gaps while capturing local features through interpolation [2] - This technology is considered highly versatile and has the potential to be extended to the repair of various remote sensing data products, including surface temperature, vegetation parameters, and atmospheric components, providing higher quality data support for agriculture management, ecological protection, disaster monitoring, and climate change research [2]
搭建流水线 让大模型批量化生产——探访国内首个人工智能模型工厂
Ke Ji Ri Bao· 2025-10-23 02:44
Core Insights - The establishment of the first artificial intelligence model factory in China by Inspur represents a significant advancement in the industrialization of AI product production, showcasing improved efficiency, reduced costs, and shortened delivery times [1][2] Group 1: Factory Operations - The factory operates with over a thousand servers running 24/7, providing the necessary computational power for model production [1] - The production process involves nine units, 75 procedures, and 180 sets of tools, ensuring stable quality and efficiency [1] - A dedicated R&D team of nearly 100 people is responsible for real-time adjustments and optimizations during production [1] Group 2: Systematic Advantages - The success of the factory is attributed to a "systematic advantage" that combines hardware, software, and cloud computing services [2] - Historical technological advancements in the IT industry have shown that revolutionary progress comes from the collaborative evolution of multiple fields rather than isolated breakthroughs [2] - The factory aims for "intensification" in computational power, algorithms, manpower, and safety to serve as a foundational infrastructure for the AI industry [2] Group 3: Industry Applications - The factory's infrastructure allows for deep integration of technology across various industries, enhancing its ability to lead in transformative leaps [3] - Inspur has provided AI models to companies like Shandong Classic Printing, resulting in a nearly 20% increase in production efficiency and a 10% reduction in material waste [4] - The development of AI products for direct consumer use, including digital representations of individuals, highlights the factory's capability to meet emotional and practical needs through technology [4] Group 4: Future Developments - The AI model factory is part of a broader initiative within Inspur's computing service industrial park, which includes the growth of AI training facilities to enhance product offerings [4]
科技日报:万吨大桥“空中芭蕾”跨越武黄铁路
Ke Ji Ri Bao· 2025-10-23 02:14
Core Insights - The successful rotation of the Wanjiazui Bridge, a key component of the Shuangliu Yangtze River Bridge project, marks a significant milestone in the construction process, laying a solid foundation for the project's completion [1][3] Group 1: Project Overview - The Wanjiazui Bridge, with a total length of 407.236 meters, features a separated design and is constructed using a 2×70 meter prestressed concrete T-shaped rigid frame [1][3] - The bridge is part of the G9906 Wuhan Urban Circle Ring Road, which will significantly reduce travel time from 1.5 hours to approximately 5 minutes between Xinzhou District in Wuhan and Ezhou [3] Group 2: Technical Innovations - The project team overcame technical challenges such as the bridge's heavy weight and curved layout by implementing multiple technological innovations, including a self-developed real-time monitoring system for the bridge rotation process [3] - The use of BIM modeling technology allowed for a significant reduction in the optimization cycle for the counterweight plan from 3 days to 1 day, enhancing preparation efficiency [3] Group 3: Construction Techniques - An innovative support system combining full scaffolding and Bailey beams was employed to address the challenges of supporting large-span cast-in-place beams under complex geological conditions [3] - The application of an adjustable prefabricated support system improved construction efficiency and material turnover while significantly reducing safety risks during construction near the operational railway [3]
科技创新绘就数字中国新图景
Ke Ji Ri Bao· 2025-10-23 01:29
Core Insights - The articles highlight significant advancements in China's digital economy and technology sectors, emphasizing the importance of self-reliance and innovation in key areas such as quantum computing, brain-machine interfaces, and digital infrastructure [2][3][10] Group 1: Digital Infrastructure Development - The launch of the first commercial operating system based on the Linux 6.6 kernel, "Galaxy Kirin V11," enhances the security and usability of domestic operating systems [1] - By mid-2025, China's 5G base stations are expected to reach 4.55 million, a fivefold increase since 2020, with gigabit broadband users growing 34 times to 226 million [7] - The "East Data West Computing" initiative is accelerating the construction of computing power infrastructure, with new computing power in key nodes accounting for over 60% of the national total [8] Group 2: Technological Breakthroughs - The "Zu Chongzhi III" superconducting quantum computing prototype has been released, achieving processing speeds 10^15 times faster than the fastest supercomputer [2] - China has become the second country globally to conduct clinical trials for invasive brain-machine interface technology [2] - The development of key technologies such as mobile operating systems and integrated circuits is gaining momentum, with significant advancements in humanoid robots and artificial intelligence [3] Group 3: Digital Economy Growth - By the end of 2024, the software revenue in China is projected to grow by 80% compared to 2020, while the added value of the electronic information manufacturing industry is expected to increase by over 70% [9] - The core industries of the digital economy are anticipated to contribute approximately 10% to the national GDP by 2024, with emerging business revenues reaching 434.8 billion yuan, a 10.6% increase from the previous year [9] - The data industry is rapidly expanding, with over 400,000 data enterprises and a market size of 5.86 trillion yuan, reflecting a 117% growth since the end of the 13th Five-Year Plan [10]
“太行7”创国产自主燃气轮机单台套最长运行纪录
Ke Ji Ri Bao· 2025-10-23 01:04
Core Viewpoint - The "Taihang 7" gas turbine generator set has achieved a significant milestone by operating for 25,000 hours and generating 122 million kilowatt-hours, setting a record for the longest operation of a domestically produced gas turbine unit [1] Group 1: Company Achievements - The "Taihang 7" gas turbine is a 7-megawatt marine modified gas turbine that features dual fuel capability, quick start, low energy consumption, stable operation, and easy maintenance [1] - The generator set is a collaborative project between China Aviation Engine Group and China National Offshore Oil Corporation, recognized as one of the first batch of gas turbine innovation development demonstration projects by the National Energy Administration [1] Group 2: Operational Performance - Since reaching 20,000 hours of cumulative operation in February 2025, the "Taihang 7" gas turbine has operated stably and without faults for an additional 5,000 hours, achieving the 25,000-hour operational goal [1] - The operational success has validated the turbine's capabilities in marine environments, including moisture resistance, salt fog resistance, and mold resistance, confirming its reliability, maintainability, supportability, testability, safety, and environmental adaptability [1]
检验检测如何守护“氢安全”
Ke Ji Ri Bao· 2025-10-23 00:47
Core Viewpoint - The hydrogen energy industry is focusing on quality assurance through comprehensive testing and standards, which is essential for its safe and effective development [2][3][4]. Group 1: Industry Development - A dialogue on hydrogen energy testing needs and technological bottlenecks was held in Dalian, involving over 70 representatives from government, research institutions, and industry [1]. - The establishment of a hydrogen energy standard system in Dalian is a significant development, covering key areas such as hydrogen production, storage, and application, which provides clear guidelines for purity and safety standards [2][3]. - The Dalian Hydrogen Energy Testing Center has been established to support the entire hydrogen energy supply chain, ensuring quality and safety in operations [3][6]. Group 2: Technological Innovation - The Dalian Testing and Certification Group showcased a lifecycle testing solution for hydrogen tanks, which monitors pressure changes and leakage risks, enhancing operational safety for hydrogen fuel cell vehicles [3]. - Collaborative efforts among government, research institutions, and enterprises are fostering innovation in hydrogen energy applications, with projects like green hydrogen and green alcohol expected to commence construction soon [4][5]. Group 3: Regional Collaboration - Dalian is leading the establishment of a "Northeast Hydrogen Energy Expressway," facilitating cross-province logistics for hydrogen vehicles and reducing operational costs through mutual recognition of testing results [5][6]. - The region is also positioning itself as a hub for hydrogen energy shipping, with initiatives like the construction of green methanol berths and the promotion of hydrogen fuel cell vehicles [6].
无铅太阳能电池光电转换效率实现突破
Ke Ji Ri Bao· 2025-10-22 23:48
Core Insights - Fudan University's research team led by Liang Jia has developed a tin-based perovskite solar cell that achieves a world record in photoelectric conversion efficiency while being environmentally friendly throughout its lifecycle [1][2] - This innovation addresses critical challenges in lead-free and sustainable green photovoltaic technology, marking a significant breakthrough in clean energy materials in China [1] Group 1: Technological Advancements - The research team focused on defect regulation, interface optimization, and charge carrier extraction over the past five years, establishing a comprehensive technical system from material growth to energy band regulation and interface engineering [2] - The newly developed tin-based perovskite solar cell has achieved a photoelectric conversion efficiency of 17.7%, surpassing the previous record of approximately 16.5% [2] Group 2: Practical Applications - The team is conducting research on large-area cell fabrication and scalability, aiming to transition the technology from laboratory settings to practical applications [2] - High-quality tin-based perovskite films have been successfully produced at the square centimeter level, achieving record-level efficiency in large-area devices [2]
超快光热工艺0.02秒产生3000℃高温 能快速合成高性能催化剂
Ke Ji Ri Bao· 2025-10-22 23:46
Core Insights - A research team from the Korea Advanced Institute of Science and Technology has developed a direct-contact photothermal annealing platform that can achieve temperatures up to 3000℃ in just 0.02 seconds, significantly enhancing the efficiency of hydrogen production and reducing energy consumption by five times compared to traditional methods [1][2] Group 1: Technology and Innovation - The new photothermal process utilizes a strong photothermal effect to convert inert nanodiamond precursors into highly conductive and catalytically active "carbon nano-onions" [1] - "Carbon nano-onions" consist of multiple concentric graphite shells, offering high conductivity, large surface area, and excellent chemical stability, making them ideal catalyst supports [1] - The technology allows for the simultaneous synthesis of "carbon nano-onions" and the functionalization of single-atom catalysts, preventing atom aggregation during the rapid cooling process [1] Group 2: Applications and Performance - The research team has successfully prepared eight types of high-density single-atom catalysts, including platinum, cobalt, and nickel [2] - The hydrogen evolution efficiency of the platinum-carbon nano-onion catalyst is six times greater than that of traditional catalysts, while significantly reducing the amount of precious metals used [2] - This technology demonstrates substantial potential for large-scale and sustainable hydrogen production applications [2]