Core Points - The construction of the Taa-E-Karamay 750 kV transmission project has officially entered a critical phase with the assembly of the first iron tower, marking a significant milestone in the project [1][3] - The project is part of China's 14th Five-Year Plan for power development and aims to address the projected power supply gap in the Taa-Cheng region, which is expected to reach 1,170 MW by 2025 [2] Group 1 - The Taa-E 750 kV substation project will enhance the power supply capacity and stability of the Taa-Cheng region's power grid, supporting the development of a million-kilowatt-level energy base [2][7] - The project involves the construction of 677 iron towers and a total line length of 280 kilometers, with a dynamic investment of 219.415 million yuan, and is scheduled for completion in August 2026 [2] - The project faces challenges due to high wind conditions in the area, with over 100 days of winds at level 8 or above each year, necessitating the use of advanced tower designs to improve wind and ice resistance [5] Group 2 - The construction will utilize 67 cableways for transporting materials in mountainous areas, and advanced monitoring systems will be implemented to ensure safety during the assembly of the towers [5] - The project is expected to significantly enhance the region's ability to transmit renewable energy, thereby contributing to national energy security and economic development [7]

Core Insights - New Special Electric Co. experienced a 20% limit increase, while Xinling Electric, Koru Intelligent Control, and Meishuo Technology saw gains exceeding 10% [1] - Other companies such as Kelu Electronics, Taiyong Changzheng, and New Energy Taishan also reached their limit increase, indicating a strong market response [1] - The National Development and Reform Commission, along with three other departments, recently issued a notice to promote the scientific planning and construction of high-power charging facilities [1] Industry Developments - The notice emphasizes the integration of high-power charging facility layout planning with distribution network planning, suggesting a proactive approach to grid construction and timely upgrades [1] - This initiative is likely to enhance the infrastructure for electric vehicles, potentially leading to increased demand for related technologies and services [1]

Core Viewpoint - The commencement of the new transformer expansion project at Xiaowan Hydropower Station marks a significant development in Yunnan's power grid, enhancing electricity transmission capacity and addressing regional bottlenecks [1] Group 1: Project Details - The new transformer expansion project at Xiaowan Hydropower Station officially began construction on July 1 [1] - Xiaowan Hydropower Station is a key cascade power station in the Lancang River basin with a total installed capacity of 4.2 million kilowatts [1] - The project is a key initiative in Yunnan's "14th Five-Year Plan" for the power grid [1] Group 2: Impact on Power Grid - The operation of the new project is expected to significantly improve the power delivery capacity of the station [1] - The project aims to alleviate transmission bottlenecks in the region [1]

Core Viewpoint - The State Grid Beijing Electric Power Company is actively advancing key projects for the summer power reinforcement of the grid by 2025, with 67 projects set to be operational in early July, enhancing the stability of Beijing's power supply and ensuring a cool summer for residents [1][2]. Group 1: Project Overview - The summer reinforcement project is expected to add 150 kilometers of transmission lines at 35 kV and above, and 1.73 million kVA of transformer capacity, effectively meeting the growing electricity demand in areas like Tongzhou, Chaoyang, and Haidian [2]. - Key projects include the construction of 220 kV substations and supporting transmission lines, which will significantly improve the interconnectivity and reliability of the regional power grid [5][8]. Group 2: Technological Innovations - The company is integrating smart technologies into the construction of substations, which includes the use of intelligent components and optimized optical cable technology, leading to resource savings and reduced construction time [8]. - Innovative construction techniques, such as bolt-connected gantry construction, have been adopted to minimize operational risks and enhance the efficiency of underground construction [8]. Group 3: Strategic Goals - The year 2025 marks a critical point in the implementation of Beijing's "14th Five-Year Plan" for the power grid, with a focus on safety, quality control, and the timely completion of key power supply projects [7]. - The company aims to enhance the resilience of the power grid to meet the challenges posed by extreme weather and the increasing demand for electricity due to economic growth and urban development [2][5].

Group 1 - The core viewpoint of the article highlights the meeting between Zhang Zhigang, Chairman of State Grid Corporation of China, and Ivan Monteiro, CEO of Brazil's National Electric Company, focusing on deepening cooperation based on past successful collaborations [1] - Both parties discussed renewable energy development, grid construction, and market expansion, indicating a commitment to enhance bilateral cooperation in these areas [1]

Core Viewpoint - The successful energization of the 10 kV bus at the 35 kV Xianggu Substation marks the completion of the construction of the 330 kV Yushu Second Circuit Project, facilitating subsequent engineering work and ensuring power supply stability in the region [1][2] Group 1: Project Overview - The 330 kV Yushu Second Circuit Project is a vital initiative aimed at addressing the long-term electricity needs of the Yushu region, significantly improving the reliability of the local power grid [2] - The project will enhance the power supply capacity and reliability of the southern Qinghai power grid, ultimately benefiting the local population by improving electricity usage [2] Group 2: Execution and Scale - The "Battle for Power Supply" was completed in 18 days, marking it as the largest and most complex concentrated construction and maintenance operation in the history of Qinghai's power grid [2] - The operation involved coordination across 14 substations and 21 power lines, with 69 power supply guarantee points established [2] - Over 2,500 personnel participated in the operation, completing 18,144 switching operations and 801 equipment inspections [2] Group 3: Current Status and Future Goals - Since the project's initiation in August 2023, it has achieved 100% foundation pouring, 99.56% tower assembly, and 94.9% wire installation, now entering the acceptance and maintenance phase [2] - A total of 805 construction workers will continue to ensure the project meets its target of being operational by the end of June [2]

6月6日21时30分，天水电网110千伏安远变电站3521安金线一次启动成功。至此，该站 35千伏配套送出工程6条输电线路全部一次启动成功，甘谷县域电网运行方式均已合理优化 调整。 110千伏安远变35千伏输电线路的成功启动，将有效解决35千伏谢家湾变、西坪变等单 电源供电薄弱环节，优化电网网架结构，使甘谷县域电网内9座35千伏变电站运行方式更加 灵活，增强互供转供能力，助推天水县域经济高质量发展，同时为地方经济发展和民生用电 提供可靠的电力支撑。 110千伏安远变为智能化变电站，位于甘肃省天水市甘谷县安远镇，站内新建50兆伏安 变压器2台，110千伏采用户外GIS设备，110千伏出线2回，35千伏出线6回，10千伏出线10 回。近年来随着甘谷县城乡经济快速发展，用电负荷日益增长，该站的建成投运，将极大地 满足甘谷县域产业发展用电需求。 【责任编辑：刘澄谚 】 为保障110千伏安远变电站配套送出工程顺利竣工，国网天水供电公司细化各项管控措 施和流程，积极组织人员多次现场勘查，组织运维人员提前提早下发输变电设备命名文件， 提前组织编制启动调试方案、现场运行规程、典型操作票和各项应急预案及措施，建立完备 的设备台 ...

目前，全国大部分地区已进入迎峰度夏保供电状态。为保障迎峰度夏期间电力供应安全稳定，国网蒙东电力高效推进工程建设，今年 已投产7项迎峰度夏项目，剩余5项计划6月底前投产。同时，该公司科学研判电力供需形势，滚动开展新能源和负荷预测，动态优化电网 运行方式，保证合理安全裕度，统筹资源调配，守牢安全底线。 接下来，国网蒙东电力将梳理网架结构，系统加强县域联络，针对提升电网防灾减灾能力的问题，合理制定供电可靠性提升措施。 【责任编辑：王少晨 】 元宝山区东山500千伏线路工程现场，施工人员正在进行引流安装工作。摄/曹旭 6月4日，国网蒙东电力专项部署电网工程建设工作，6月开工46项工程，投产13项工程，有效推进投资落地，服务地方经济高质量发 展。 正在建设中的桃合木500千伏新能源汇集输变电工程。摄/柏松 据了解，6月份，国网蒙东电力计划开工锡盟伊和淖尔500千伏输变电、赤峰100万千瓦荒漠风光储基地项目送出等46项工程，为该公司 成立以来数量之最。同时，6月份计划投产13项工程，包括桃合木、铝都-平川、蒙能右中百万、巴彦杭盖～胜利、赤峰东山等多项重点工 程。该公司分级分类推进工程有序实施，建立基建工程安全管理周会商机 ...

Core Viewpoint - The State Grid Corporation of China has implemented "precise guarantee + innovative service" strategies to ensure reliable electricity supply during the Dragon Boat Festival, deploying extensive resources for emergency repairs and monitoring [1][2][3]. Group 1: Electricity Supply Assurance - During the Dragon Boat Festival, the State Grid organized 25,000 emergency repair teams, with over 203,200 personnel and 56,900 vehicles on standby to ensure reliable electricity supply [1]. - In Hubei's Zigui County, the company utilized drone inspections and data analysis to preemptively address power supply challenges for 11 cultural events [2]. - The company established a "centralized monitoring + three-dimensional inspection" system to safeguard power supply in tourist areas, utilizing real-time monitoring and drone inspections to identify potential risks [3]. Group 2: Event Support and Infrastructure - The State Grid's Mianyang branch conducted thorough inspections of transformers and power lines in preparation for local events, ensuring safety and reliability [4]. - The company deployed emergency power vehicles and personnel to key areas during the Dragon Boat races, implementing a "group care, segment responsibility" mechanism for power supply [4]. Group 3: Green Travel Initiatives - The State Grid's smart vehicle networking platform predicted a 20% increase in charging volume during the festival, with expected service charging exceeding 67 million kilowatt-hours [5]. - The company identified 5,165 key charging stations for enhanced support, conducting inspections and ensuring optimal conditions for electric vehicle charging [5]. - In Beijing, the State Grid maintained charging stations at 22 highway service areas and 29 popular tourist spots to meet the increased demand [6]. Group 4: Infrastructure Development - The State Grid is advancing 140 key projects to enhance summer electricity supply capacity, with significant construction activities ongoing [7]. - In Shanghai, a critical upgrade to the 500 kV Gu Lu-Yang Gao line was completed, utilizing new composite wire technology to improve network efficiency [8]. - In Fujian, construction teams are actively working on a 500 kV substation, ensuring precise monitoring and adherence to safety standards during the project [8].

Core Viewpoint - The successful energization of the 10 kV bus at the 35 kV Xianggu Substation marks the completion of the 330 kV Yushu Second Circuit Project, which is crucial for enhancing the reliability and supply capacity of the power grid in the Yushu region of Qinghai Province [1] Group 1: Project Overview - The 330 kV Yushu Second Circuit Project is a significant initiative aimed at meeting the long-term electricity needs of the Yushu region, addressing reliability issues associated with the existing single-circuit supply [1] - The project will optimize the grid structure in the upper reaches of the Yellow River, significantly improving the reliability and supply capacity of the southern Qinghai power grid [1] Group 2: Construction and Execution - The "major battle" for this project commenced on May 10 and was completed in 18 days, marking the largest and most complex concentrated construction and power supply assurance operation in the history of Qinghai's power grid [3] - The operation involved over 2,500 personnel, 8 on-site workgroups, and the completion of 18,144 switching operations and 801 equipment inspections [3] - Key tasks included the annual maintenance of the Yushu First Circuit and the connection construction of the Yushu Second Circuit, covering 14 substations and 21 power lines across three regions [3] Group 3: Progress and Future Plans - As of now, the project has achieved 100% completion of foundation pouring, 99.56% of tower assembly, and 94.9% of wire installation, transitioning into the acceptance and maintenance phase [5] - The team of 805 construction workers is committed to ensuring safety while aiming to complete the project by the end of June [5]