电网数字化转型

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国网邵武市供电公司:自主作业“强筋骨” 核心技能护光明
Zhong Guo Neng Yuan Wang· 2025-09-29 09:39
今年以来,国网邵武市供电公司进一步加强全业务核心班组建设,在邵光区域运检中心 成立后,组建输电自主作业队伍,通过抓培训、抓弱项、抓技术,持续加快推动输电全业务 核心班组建设进程。 9月28日,经过三天的努力,国网邵武市供电公司输电班人员顺利完成邵武220千伏故盛 线002至075号杆塔玻璃绝缘子、防震锤、销钉更换和增补检修项目,并同步自主开展相关配 套作业,及时消除设备隐患,提高供电可靠性,为国庆期间电网安全筑牢安全基础。 ▲国网邵武市供电公司输电班人员正在进行线路玻璃绝缘子、防震锤等更换工作。孙 亮/摄 抓数字化应用,促进业务模式转型。依托市公司智慧运检中心,推进无人机自主巡检规 模化,推动输电业务在线化、移动化。全电压等级线路周期快巡完成率100%,累计快巡杆 塔5694基,发现并处理缺陷182处,上半年全部雷击故障查找成功率100%,重要线路可视化 全覆盖。 该公司通过进一步推进全业务核心班组建设,激发员工内生动力,实现核心业务自主 化、核心技能专业化、作业行为标准化、业务能力精湛化,全面建设拥有核心能力的高素质 职业化队伍,推进电网智能化、信息化、数字化转型,提升公司效率效益,切实把新时代电 力"双满 ...
便携式运维网关:电力系统网络安全新范式
Zhong Guo Neng Yuan Wang· 2025-09-18 03:17
在传统的变电站运维模式下,一旦调试电脑携带病毒或遭遇恶意攻击,风险会直接传导至变电站核心设 备,可能导致数据篡改、设备停运,甚至影响区域供电。此次培训的核心,是推广 "运维电脑+便携式 运维网关+被运维设备" 的新型运维模式,在传统直连链路中加入便携式运维网关这一 "安全隔离带"。 该网关具备三重核心防护能力:一是实现物理隔离,阻断运维终端与变电站设备的直接数据交互;二是 支持双向身份认证,只有通过网关认证的终端才能发起运维请求;三是具备流量过滤功能,可实时拦截 异常数据传输,从源头防范病毒入侵、非法访问等风险。该设备既不影响数据采集、设备调试等核心业 务,又能守住网络安全底线。培训过程中,班组结合变电站运维实际场景,详细了解便携式运维网关的 参数配置、设备适配、故障排查等操作。参训人员逐一上手练习,针对网关与不同型号设备的适配、数 据传输管理等实际问题展开讨论,现场解决技术难题。 随着电网数字化转型加速,变电站作为电力系统的 "关键节点",其网络安全直接关系到电力可靠供 应,破解运维环节的安全风险已成为班组业务的重中之重。未来,该班组将持续以业务需求为导向,推 动技术创新与安全防护深度融合,为电网安全稳定运 ...
轨道交通绝缘保护头部企业 益坤电气IPO进入问询阶段
Quan Jing Wang· 2025-08-13 05:51
Company Overview - Yikun Electric, founded in 1993 and restructured into a joint-stock company in 2018, specializes in over-voltage protection and online monitoring equipment for rail transit and power grid industries [1] - The company is recognized as a national "specialized, refined, distinctive, and innovative" small giant enterprise and is included in the Ministry of Industry and Information Technology's list of key small giants [1][4] - Yikun Electric's main products include lightning arresters, insulators, fuses, and online monitoring devices, with a strong presence in the high-speed train market [1][4] Financial Performance - Projected revenues for Yikun Electric from 2022 to 2024 are 238 million, 284 million, and 339 million yuan, respectively, with net profits of 17.85 million, 41.76 million, and 54.39 million yuan, indicating a steady growth trend [3] - The growth is attributed to increased demand in the domestic rail transit market, improved gross margins from overseas collaborations, successful new product launches, and reduced raw material costs [3] Industry Context - The Chinese government has been implementing policies to support the development of rail transit and power systems, creating significant opportunities for companies like Yikun Electric [5] - The industry is undergoing a transformation towards clean energy, low carbon efficiency, and intelligent upgrades, which aligns with Yikun Electric's strategic focus [2][5] Technological Advancements - Yikun Electric has developed a complete R&D and production system, mastering key technologies in materials, structures, and manufacturing processes [4] - The company has established a full-process quality control system and has received multiple quality honors, enhancing its competitive edge in the market [4] Future Outlook - Yikun Electric aims to leverage its technological advantages and market position to capitalize on the current policy dividends and expand its production scale [5] - The ongoing IPO inquiry phase is expected to provide broader opportunities for the company's future growth and further solidify its industry leadership [5]
光路科技FR-WIST系列工业交换机助力变电站通信网络升级
Zhong Guo Neng Yuan Wang· 2025-07-11 09:38
Core Insights - The article emphasizes the importance of intelligent and digital communication systems in substations as part of the new power system construction, highlighting the transition from traditional communication devices to industrial Ethernet switches as a core component for automation [2][3]. Group 1: Product Features - The Fiberroad FR-WIST series industrial switches are specifically designed for the unique requirements of the power industry, offering features such as multi-optical and electrical interface combinations to accommodate various terminal access needs [3]. - The switches are built to operate in extreme conditions, with a wide temperature range of -40℃ to +75℃ and a fanless cooling structure, ensuring stable performance in high humidity and strong electromagnetic interference environments [3]. - The FR-WIST series meets essential power industry standards, including surge protection and lightning resistance, and complies with relevant power communication specifications like DL/T 1214 [3]. Group 2: Application Scenarios - In the process layer, the FR-WIST series supports high-speed data exchange for devices such as field merging units and protection measurement and control devices, ensuring stable transmission of control commands and real-time sampling data [4]. - The rack-mounted products in the station control layer provide high-density ports and performance capabilities, facilitating the aggregation of station data to dispatch platforms or main control systems for remote management and intelligent scheduling [4]. Group 3: Industry Trends - The power system is rapidly advancing towards cleaner, digital, and interactive models, with intelligent substations being critical nodes that require communication systems capable of supporting future technologies like edge computing and remote control [5]. - The FR-WIST series has received high recognition in multiple transmission and transformation projects, showcasing its industrial-grade performance and adaptability to power scenarios [5][6].
数字尖兵筑梦青春赛道 ——国网陇南供电公司青年团队多维竞技诠释技术担当
Zhong Guo Neng Yuan Wang· 2025-06-26 15:52
Core Viewpoint - The youth team of the State Grid Longnan Power Supply Company has achieved significant breakthroughs in technology innovation and practical challenges, showcasing their capabilities in various competitions and contributing to the company's digital transformation efforts [1][2][12]. Group 1: Innovation Achievements - At the 8th China (Shanghai) International Invention Innovation Exhibition, the digital department's R&D team won a gold medal for their innovative online monitoring method and system for substations, which integrates power IoT and smart grid technologies [2]. - The R&D team, primarily composed of members born after 1985, dedicated over 700 days to develop this system, enhancing the safety and stability of OPGW cable operations in substations [2]. Group 2: Cybersecurity Competitions - In the 2025 Energy Cybersecurity Competition, the "Longyuan Pioneer" team secured third place in the electric grid category, demonstrating their role as "guardians of energy cybersecurity" [3]. - Team members successfully defended against 12 simulated attacks, showcasing their strong theoretical knowledge and practical skills in cybersecurity [3][5]. Group 3: Professional Development - The company has implemented a training system focused on "thought guidance, career navigation, capability continuation, and comprehensive protection," enabling young employees to transition from "new forces" to "main forces" [5]. - Young representative Zhang Qin achieved fifth place in the State Grid Company's intellectual property business assessment, reflecting her expertise in the field [6]. Group 4: Cultural and Knowledge Dissemination - Employee Yuan Ping won first place in a speech competition with a focus on network security, effectively communicating the importance of safeguarding cybersecurity [11]. - The digital department has actively engaged in grassroots activities to promote cybersecurity awareness, utilizing a comprehensive educational system that combines exhibitions, videos, and training [11][12]. Group 5: Future Aspirations - The youth team aims to continue their contributions to the company's digital transformation, leveraging their technical achievements and practical experiences to enhance the security and stability of the power system [5][12].
强对流天气考验电网韧性 福建以数字化解题破局
Zhong Guo Neng Yuan Wang· 2025-05-30 03:23
Core Viewpoint - The article discusses the proactive measures taken by State Grid Fujian Electric Power to enhance the reliability of the power supply in the face of extreme weather conditions, particularly through digital transformation and advanced monitoring systems [4][5][9]. Group 1: Weather Challenges and Responses - Fujian is currently experiencing continuous heavy rainfall, which poses challenges to the safe operation of the power grid [1][3]. - The establishment of a meteorological data service center by State Grid Fujian Electric Power integrates various weather data to improve disaster preparedness and response [9][10]. Group 2: Digital Transformation in Operations - The shift from reactive maintenance to predictive maintenance is highlighted, with the introduction of a new equipment asset management system that creates comprehensive lifecycle records for key equipment [5][8]. - The intelligent operation and maintenance micro-application has been developed to analyze equipment status in real-time, significantly improving maintenance efficiency by over 30% [7][8]. Group 3: Emergency Response Enhancements - The implementation of a visualized emergency repair platform allows for automatic dispatch of work orders based on fault locations, improving response times to under 20 minutes [15][16]. - The platform integrates various data sources to provide a comprehensive view of the situation, enabling better decision-making and resource allocation during emergencies [16][17]. Group 4: Risk Assessment and Monitoring - The development of a wildfire spread risk assessment model allows for 24-hour monitoring of fire conditions near transmission lines, achieving a 93.25% accuracy rate in alerts [14]. - The integration of multiple monitoring technologies, including radar and satellite systems, enhances the precision of environmental monitoring across the power grid [14][12].
奥 特 迅(002227) - 2024年度业绩说明会投资者活动记录表
2025-05-27 01:44
Financial Performance - The company's overall loss has expanded by 23% compared to the previous year, primarily due to non-recurring losses totaling -15.99 million yuan, with financial instrument losses amounting to -29.92 million yuan attributed to impairment of equity investments [2][4] - Regular profit losses have narrowed by 43% compared to the previous year [2][4] Future Growth Drivers - Future profit growth will be driven by expanding product sales, particularly in the renewable energy sector, shifting focus from building electric vehicle charging stations to selling charging equipment [3][4] - The company has developed a megawatt-level flexible charging pile that has passed CE and UL certifications, facilitating expansion into overseas markets, especially the U.S. [3][4] Industry Context - The company operates in a favorable environment with the rise of renewable energy and the acceleration of digital transformation in the power grid, creating new growth points and significant market demand [4][5] - Despite recent poor performance, the company has been investing heavily since 2021 in charging infrastructure, leading to its first operational loss and four consecutive years of losses [4][5] Market Outlook - The current phase of China's power system development presents broad opportunities for the power equipment industry, driven by increased investment in infrastructure and energy structure optimization [5] - The market for electric vehicle charging infrastructure is expected to grow significantly, with the penetration rate of new energy vehicles reaching 51.5% by April 2025, marking a transition to a predominantly electric phase [5]
鸟线共生 比邻而居——国网通辽供电公司守护铁塔云端筑绿巢
Zhong Guo Neng Yuan Wang· 2025-05-16 10:37
Core Viewpoint - The article highlights the balance between protecting the endangered Oriental Stork and ensuring the safety of power lines, showcasing innovative ecological solutions implemented by the State Grid Tongliao Power Supply Company to achieve coexistence between wildlife and infrastructure [1][3][9]. Group 1: Ecological Importance - The Oriental Stork, a national first-class protected species with a population of only 7,000 to 9,000, relies on specific habitats, and the improved ecological environment in Tongliao has made it a crucial stopover during migration [1]. - There are currently 21 nests of Oriental Storks observed on 9 power transmission lines in the Kezuohouqi area of Tongliao, with over 100 storks recorded [1]. Group 2: Challenges and Solutions - The storks prefer nesting on stable power transmission towers, which can lead to short circuits due to nesting materials and bird droppings, posing risks to the power grid [3]. - The State Grid Tongliao Power Supply Company has adopted a mission of "protecting the line and loving the birds," exploring eco-friendly solutions to mitigate these risks [3]. Group 3: Technological Innovations - The company has developed "protective clothing" for power towers using high-strength epoxy resin insulation boards to create physical barriers against bird droppings and nesting materials, which are durable and suitable for local climate conditions [5]. - Additionally, anti-bird insulation spraying has been implemented on 220 kV power lines to increase the creepage distance and reduce the likelihood of faults caused by bird droppings, enhancing power supply stability [5]. Group 4: Smart Inspection and Monitoring - A "human patrol + drone patrol" inspection model has been adopted, utilizing drones equipped with high-definition cameras to monitor bird activity and predict nesting hotspots through big data analysis [7]. - The company has also deployed sound and light bird deterrents to effectively drive away Oriental Storks from hazardous areas while maintaining ecological balance [7]. Group 5: Future Plans and Vision - The company plans to integrate bird protection efforts into its digital transformation strategy for the power grid, utilizing IoT technology for remote monitoring and intelligent operation of bird protection facilities [9]. - Collaborations with universities and research institutions are planned to study bird behavior and develop more innovative solutions for protecting both the power lines and the storks [9].