Group 1 - The event showcased the integration of cutting-edge technology and traditional enterprises, highlighting the collaboration between QiRui Technology and Jiangnan University to develop the world's first intelligent mixed-line production system for alkaline batteries [2] - The Jiangsu provincial government has initiated a three-year action plan (2025-2027) to enhance the digital transformation of manufacturing, focusing on smart factory development, AI empowerment, and new information infrastructure [2] - The establishment of the Liangya Innovation Park aims to support AI computing power, technology display, and project incubation, contributing to the digital economy in the Nanjing metropolitan area [3] Group 2 - The "Talent Flow" has become a key variable for development, with Jiangsu Hengshen Co., Ltd. successfully addressing challenges in carbon fiber strength through collaboration with Shandong University [6][7] - Jiangsu University has signed over 1,500 industry-university-research cooperation projects with local enterprises, amounting to a contract value of 330 million yuan [7] - The local government has implemented attractive policies to attract young talent, resulting in the recruitment of 159,000 young professionals over the past four years [7][8]

中国航发经二十余年自主攻坚，成功打造出拥有完全自主知识产权、100%国产化的110兆瓦级重型燃气 轮机。这也是国内当前功率最大的国产商业重型燃气轮机。 重型燃气轮机是能源高效转换、洁净利用、多领域应用的核心装备，是工业强国的重要标志之一，世界 上仅有少数国家具备独立自主研制能力。 记者从中国航发获悉，9月8日，"太行110"重型燃气轮机首台套商业机组在中国航发燃机制造装试基地 出厂，即将交付客户，这标志着我国自主研制的110兆瓦级重型燃气轮机正式迈入商业化应用新阶段。 ...

Group 1 - The "35 kV high-voltage direct-connected grid-type energy storage system" project led by State Grid Qinghai Electric Power Company has been recognized in the fifth batch of major technological equipment in the energy sector, indicating a significant advancement in the development of new energy systems and storage technologies in Qinghai Province [1][2] - The project has completed its development and is now ready for engineering application, receiving national-level recognition for its technological capabilities [1] - Since the 14th Five-Year Plan, Qinghai Province has seen rapid growth in renewable energy, with the installed capacity of renewable energy reaching 73%, leading to challenges in grid stability due to high proportions of renewable energy and power electronic devices [1] Group 2 - The system features several key technological breakthroughs, including a complete design scheme for the 35 kV high-voltage direct-connected energy storage system, advanced grid frequency and voltage control methods, and a self-adaptive virtual energy balancing method for high-voltage cascading energy storage [2] - The energy storage control system developed allows for multi-time scale and multi-objective control, enhancing energy management and power coordination [2] - The successful development and application of this system at the Baoku Energy Storage Power Station in Haixi Prefecture, Qinghai Province, is expected to significantly improve the grid's capacity to absorb new energy and drive technological innovation across the entire energy storage industry [2]

Core Insights - The first large-scale application of 10 MW wind turbine units in China has been successfully connected to the grid, marking a significant milestone in renewable energy development [1] - The projects in Ulat Qianqi, Inner Mongolia, are expected to enhance energy security and promote green energy transition, contributing to local economic growth [1][2] Investment and Project Details - The total investment for the 500,000 kW flexible green power demonstration project is 1.8 billion yuan, featuring 50 units of 10 MW wind turbines and a 220 kV booster station, with an annual green electricity output of approximately 1.835 billion kWh, generating a value of about 380 million yuan and tax revenue of around 210 million yuan [1] - The 1.5 million kW wind-storage base project has a total investment of 4.706 billion yuan, comprising 150 units of 10 MW wind turbines and three 220 kV booster stations, significantly enhancing regional energy security [1] Renewable Energy Capacity and Development - Ulat Qianqi has established a total installed renewable energy capacity of 5.83 million kW, with a cumulative electricity generation of approximately 97.66 billion kWh, leading in both metrics within the Bayannur region [2] - The region has successfully secured multiple national demonstration projects, including solar thermal demonstration and integrated wind power projects, aiming to create a significant national new energy and new materials demonstration base [2] Strategic Initiatives - Ulat Qianqi aims to leverage its abundant wind and solar resources to promote the integration of new energy with industry, achieving a comprehensive development model of new energy supply and consumption [2]

Core Viewpoint - The article commemorates the 60th anniversary of the first artificial synthesis of bovine insulin in China, highlighting the enduring spirit of scientific innovation and the importance of passing this legacy to future generations of researchers [1][2]. Group 1: Historical Significance - The artificial synthesis of bovine insulin is regarded as a milestone in the journey to uncover the essence of life, marking a significant leap in the history of life sciences [1]. - The project began in December 1958, three years after the first determination of the primary structure of insulin, and faced immense challenges in a scientific "no man's land" [1]. Group 2: Scientific Spirit - The perseverance and dedication of the pioneering scientists, who worked under extremely challenging conditions, exemplified the spirit of innovation, rigor, and collaboration [2]. - The successful synthesis of crystalline bovine insulin in September 1965 represented the first instance of artificially creating a protein with the same chemical structure and biological activity as its natural counterpart [2]. Group 3: Call to Action - Current scientists are encouraged to learn from the insulin synthesis team, striving to reach new scientific heights and embrace their responsibilities in advancing national strategic technological capabilities [3]. - The emphasis is placed on integrating personal pursuits with national development goals, aiming for more original breakthroughs in technology [2][3].

Core Viewpoint - The successful commissioning of the first unit of the Meizhou Pumped Storage Power Station Phase II marks a significant milestone in China's pumped storage sector, enabling immediate market participation and enhancing the regulation capacity of the new power system while accelerating the construction of a unified national electricity market [1][2]. Group 1: Project Details - The first unit of Meizhou Phase II can generate 300,000 kilowatt-hours of clean electricity per hour, equivalent to the daily electricity consumption of 50,000 residents [1]. - The total trading scale of the power station in the electricity market reaches 1.5 million kilowatts, making it the largest pumped storage station in China [1]. - The project has a total investment of approximately 12 billion yuan, making it the largest pumped storage project in the Guangdong-Hong Kong-Macao Greater Bay Area [2]. Group 2: Environmental Impact - Upon full completion, the entire power station's installed capacity and regulation capacity will reach 2.4 million kilowatts and 4.8 million kilowatts, respectively [2]. - The station can annually absorb up to 7.2 billion kilowatt-hours of clean energy, reducing standard coal consumption by approximately 2.18 million tons and cutting carbon dioxide emissions by about 5.9 million tons [2]. - The clean energy absorption capacity will be the strongest among domestic pumped storage stations of similar scale [2]. Group 3: Market Participation - The Meizhou Pumped Storage Power Station will participate in the electricity market using a "quantity and price reporting" method for the first time in China, starting in October 2024 [1]. - As of the end of August, the station has traded over 1.74 billion kilowatt-hours in the market and has responded to market demands by initiating operations over 4,200 times [1].

Core Viewpoint - The China Three Gorges Corporation has initiated the first charging experiment for its integrated photovoltaic and all-vanadium flow battery energy storage project in Xinjiang, marking it as the largest all-vanadium flow energy storage project in China [1]. Group 1: Project Overview - The project features a capacity of 1 million kilowatts of photovoltaic energy and 200,000 kilowatts/1 million kilowatt-hours of all-vanadium flow energy storage [1]. - The charging experiment aims to activate the all-vanadium flow electrolyte, enabling energy storage and release capabilities [1]. - The energy storage station consists of 80 storage units, with the initial experiment conducted on one unit, showing normal operational parameters [1]. Group 2: Technology and Advantages - The all-vanadium flow battery utilizes a "liquid storage" mode, storing energy in liquid tanks and cycling vanadium ion solutions through the battery stack to achieve energy storage and release [2]. - This technology offers three core advantages: 1. Extremely long cycle life, with up to 16,000 cycles, significantly surpassing lithium batteries' 2,000-3,000 cycles, and a stable lifespan exceeding 20 years [3]. 2. High safety due to the non-flammable and non-explosive nature of the electrolyte [4]. 3. Long-duration energy storage capability, addressing the intermittent nature of renewable energy sources like wind and solar, thus stabilizing power supply [4]. Group 3: Implications for Energy Transition - The all-vanadium flow battery's characteristics support large-scale integration of renewable energy into the grid, transforming renewable energy from a "volatile power source" to a "stable power source" [4]. - This technology is crucial for achieving China's dual carbon goals and transitioning to a clean, low-carbon energy structure [4].

Core Insights - The fourth China International Energy Storage Exhibition (EESA) showcased the rapid evolution of China's energy storage industry, highlighting a shift from single-function systems to intelligent, multi-functional solutions [1] - The new energy storage capacity in China is projected to reach 73.76 million kilowatts (168 million kilowatt-hours) by the end of 2024, marking a 130% increase from the end of 2023 and approximately 20 times the capacity at the end of the 13th Five-Year Plan [2] - The exhibition featured innovative products from leading companies, including the EN 8 Pro system from Envision Group, which integrates AI for efficient interaction with power markets and systems [2] - Trina Solar is focusing on energy storage solutions, with its Elementa series battery storage system capable of storing up to 5,015 kilowatt-hours, aimed at stabilizing power grids [3] - Lithium-ion batteries dominate the new energy storage technology landscape, accounting for 96.4% of installed capacity, while other technologies like compressed air and flow batteries are emerging [4] - The rise of long-duration energy storage technologies, such as all-vanadium flow batteries, is expected to reshape the industry's technology roadmap [5] - Companies are increasingly adopting innovative cooling technologies to enhance the safety and lifespan of energy storage systems, as demonstrated by Tianqi Hongyuan's immersion cooling technology [6][7] - The new energy storage market is entering a phase of rapid expansion, with a 27.5% year-on-year increase in new installations in the first half of 2023 [8] - The integration of hydrogen energy systems with storage solutions is gaining traction, exemplified by Zhongtian Technology's hydrogen production system [8] - The V2G (Vehicle-to-Grid) interactive solution from Shenzhen Yingfeiyuan Technology allows electric vehicles to supply power back to the grid, promoting energy balance and providing financial benefits to vehicle owners [9] Industry Trends - The energy storage industry is transitioning towards intelligent and collaborative systems, driven by the dual goals of carbon neutrality and technological innovation [2][4] - The focus is shifting from manufacturing to comprehensive solutions in the photovoltaic sector, with companies like Trina Solar leading the charge [3] - The diversification of energy storage technologies is evident, with various innovative solutions being showcased at the exhibition [4] - The collaboration between energy storage and hydrogen production is seen as a revolutionary step towards improving energy efficiency and application scenarios [8] - The advancements in energy storage technologies are positioning China as a leader in the global energy storage market, with significant growth opportunities for domestic companies [9]

Core Insights - An international photovoltaic research team has made significant progress in the industrialization of perovskite-silicon tandem solar cells, achieving a power conversion efficiency of 33.1% [1][2] - The advancement is crucial as silicon solar cells approach their theoretical efficiency limit of 29.4%, positioning perovskite-silicon tandem solar cells as the next important technology in the photovoltaic sector [1] Group 1 - The research team, consisting of institutions like King Abdullah University of Science and Technology, Freiburg University, and Fraunhofer Institute for Solar Energy Systems, successfully achieved high-quality passivation on textured silicon bottom cells [1] - The passivation process involved depositing 1,3-diaminopropane dihydroiodide on the uneven perovskite surface, leading to improved performance metrics [1] - The treated tandem cells exhibited an open-circuit voltage of 2.01 volts, indicating enhanced electrical performance [1] Group 2 - The study revealed that passivation not only improves the surface of the top cell but also affects the entire perovskite layer, enhancing conductivity and fill factor due to the deep-level effects of passivation [2] - This understanding of the internal mechanisms of power conversion in tandem cells allows for further development of more efficient solar cells [2] - The breakthrough in surface passivation is significant for the photovoltaic industry, potentially accelerating the commercialization of the next generation of high-efficiency solar cells [2]

最新发表于《高能物理学杂志》的一项研究中，包括美国麻省理工学院在内的国际团队报告称，新一代 探测器sPHENIX通过了物理学中的"标准烛光"测试，这标志着科学家向揭开早期宇宙奥秘迈出重要一 步。 （文章来源：科技日报） sPHENIX探测器是美国布鲁克海文国家实验室相对论重离子对撞机的最新设备。它的任务是通过精确 测量高速粒子碰撞后的产物，重建大爆炸初期出现的夸克-胶子等离子体（QGP）的特性。科学家认 为，QGP在宇宙诞生后仅几微秒内存在，随后迅速消失，冷却并结合成如今构成普通物质的质子和中 子。 sPHENIX体型相当于两层楼高，重量约1000吨，能以每秒1.5万次的速度记录碰撞事件。其核心部件包 括微顶点探测器，可追踪单个粒子的轨迹和能量，实现高精度跟踪。当这些部件协同工作时， sPHENIX宛如一台巨型三维相机，可以在一次碰撞中同时记录成千上万颗粒子的数量、能量和运动轨 迹。 QGP在实验室中存在时间极短，仅10-22秒，温度可达数万亿摄氏度，并表现为整体流动的"完美流 体"。人们无法直接看到QGP，只能通过衰变后喷射出的粒子推断其性质。而设计sPHENIX的初衷正是 为了捕捉这些"痕迹"，从而揭示早 ...