Zhong Guo Dian Li Bao
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推动车网互动成为应对负电价有效选项
Zhong Guo Dian Li Bao· 2025-09-19 07:29
Core Viewpoint - Shandong has become the first province in China to implement market-oriented pricing for renewable energy, marking a significant step in the national reform of renewable energy pricing [1][4] Group 1: Market Reform and Pricing Mechanism - The recent announcement of the 2025 renewable energy pricing results in Shandong signifies the formal implementation of the 136 document, which aims to introduce market competition into the pricing of renewable energy [1] - Shandong's reform includes a clear distinction between existing renewable projects, which will follow national pricing limits, and new projects that will adopt market-based bidding rules [1][2] - The shift from fixed pricing to market-based pricing means that renewable energy companies must adapt to a more volatile market environment, where they may face negative pricing scenarios [1][3] Group 2: Negative Pricing Phenomenon - Shandong has experienced instances of negative pricing, particularly during periods of high renewable output and low demand, leading to situations where energy producers may have to pay to sell their electricity [3][4] - The occurrence of negative pricing is not unique to Shandong; it is seen in mature electricity markets globally and reflects the challenges posed by the integration of renewable energy into traditional power systems [4] Group 3: Vehicle-to-Grid (V2G) Integration - The rapid growth of electric vehicles (EVs) in Shandong is creating opportunities for vehicle-to-grid (V2G) technology, which allows EVs to act as mobile energy storage units that can help balance supply and demand [5][6] - Shandong plans to establish multiple V2G demonstration projects and charging stations to facilitate the integration of EVs into the energy grid, promoting efficient energy consumption [6][10] - The V2G model is seen as a crucial component for enhancing grid flexibility and enabling better utilization of renewable energy resources [5][12] Group 4: Challenges and Future Directions - Despite the potential of V2G, challenges remain in terms of standardization, business model development, and user engagement, which need to be addressed for widespread adoption [8][9] - The current pricing mechanisms for V2G participation are not sufficiently attractive, limiting the economic incentives for EV owners to engage in energy trading [9][11] - Ongoing reforms in Shandong aim to create a more favorable environment for V2G, including differentiated pricing strategies and clearer compensation mechanisms for energy contributions from EVs [10][12]
广州V2G方案明确三年目标任务
Zhong Guo Dian Li Bao· 2025-09-19 07:18
Group 1 - The core objective of the plan is to establish Guangzhou as a pilot city for large-scale vehicle-to-grid (V2G) applications by 2025, with specific targets for charging stations and energy resources [1][2] - By the end of 2025, the plan aims to have 600 smart orderly charging stations, 130 smart battery swap stations, and 28,000 smart charging piles connected to the government regulatory platform [1] - The V2G discharge capacity is expected to reach at least 1.5 million kilowatt-hours by the end of 2025, increasing to 2 million kilowatt-hours in 2026 and 2.5 million kilowatt-hours in 2027 [1] Group 2 - The plan supports the regular participation of V2G pilot projects in peak shaving and valley filling to secure stable revenue [2] - Electric grid companies are encouraged to enhance the service guarantee system for V2G facilities, including connection applications, metering, and billing [2] - Guidelines for low-voltage connection applications for residential V2G pilot users will be published, detailing the specific application process [2]
陕西加强售电市场规范运营
Zhong Guo Dian Li Bao· 2025-09-19 07:18
Group 1 - The notice emphasizes the obligation of electricity sales companies to inform retail users accurately about policy rules and market information [1] - It prohibits unfair pricing practices and the signing of contracts that harm user interests, such as shadow contracts with power generation companies [1] - The notice mandates that sales companies provide quality services to users, optimize energy usage plans, and reduce energy costs [1] Group 2 - The notice requires State Grid Shaanxi Electric Power Company to enhance its four-level service system, focusing on small users with low electricity consumption [2] - It highlights the importance of policy promotion and market information dissemination to ensure users receive comprehensive services [2]
广西最大规模车网互动示范站建成投运
Zhong Guo Dian Li Bao· 2025-09-19 07:18
Core Insights - The Nanning International Convention and Exhibition Center Smart Supercharging Station has been completed and is operational, representing the largest scale vehicle-network interaction demonstration station in Guangxi [1] - The project integrates various new energy technologies, including photovoltaic power generation, green energy storage, liquid cooling supercharging, virtual power plants, vehicle-network interaction, and wireless charging [1] - This station is the first in Guangxi to utilize the Harmony Electric Charging System and achieve energy-carbon coupling, showcasing advanced technology and smart features [1] Summary by Categories Project Overview - The smart supercharging station covers nearly 1,000 square meters and has a total power capacity of 1,610 kVA [1] - It features 85.725 kW of photovoltaic capacity and 261 kWh of energy storage [1] - The station includes 40 charging terminals with six types of charging options: liquid cooling supercharging, fast charging, slow charging, wireless charging, mobile charging, and V2G discharging [1] Technological Features - The station is equipped with the domestically developed Harmony Electric System and the latest metering equipment to achieve energy-carbon coupling [1] - A load management system is implemented to conduct orderly charging and discharging, facilitating multi-dimensional energy integration [1] - The design and construction of the station align with the development positioning of the Nanning International Convention and Exhibition Center [1] Strategic Importance - The smart supercharging station serves as a demonstration window for vehicle-network interaction technology aimed at ASEAN countries [1] - It aims to create Nanning's first large-scale zero-carbon demonstration complex, contributing to Guangxi's green development initiatives [1]
中巴新光储一体项目执行协议签署!
Zhong Guo Dian Li Bao· 2025-09-19 03:31
Core Points - The meeting between China's Minister of Ecology and Environment, Huang Runqiu, and Papua New Guinea's Minister of Environment and Climate Change, Simon Kilepa, focused on domestic actions and bilateral cooperation in the environmental and climate sectors [1] - An execution agreement was signed for the construction of a low-carbon demonstration zone project in Papua New Guinea, which aims to enhance local solar energy utilization and support the country's climate change response capabilities [1] - China has been an active advocate and practical implementer of South-South cooperation in climate change, having signed 54 cooperation documents with 42 developing countries and implemented over 300 capacity-building projects [1] Summary by Sections Bilateral Cooperation - The execution agreement signed will facilitate the construction of a solar-storage integrated project in Papua New Guinea, promoting the use of local solar resources [1] - Papua New Guinea expressed gratitude for China's support and assistance, looking forward to deepening cooperation in climate change and environmental protection [1] China's Role - China has signed 54 cooperation documents with 42 developing countries, implementing over 300 capacity-building projects [1] - More than ten thousand government officials and experts from over 120 developing countries have received professional training in climate change, receiving high recognition and praise [1]
宁夏新能源上网电价竞价下限0.18元/千瓦时
Zhong Guo Dian Li Bao· 2025-09-18 11:11
Core Viewpoint - The implementation plan aims to promote the market-based formation of on-grid electricity prices for renewable energy in Ningxia, establishing a sustainable pricing mechanism to support high-quality development of the sector [1][2]. Group 1: Implementation Plan Details - The plan specifies that all renewable energy projects, including centralized and distributed wind and solar power, will participate in the electricity market, with prices determined through market transactions [1]. - A sustainable price settlement mechanism will be established, with a price difference settlement mechanism for cases where market transaction prices deviate from the designated mechanism price [1]. - The mechanism price is set at the benchmark price for coal-fired power in Ningxia, which is 0.2595 yuan per kilowatt-hour [1]. Group 2: Pricing and Market Mechanism - For renewable energy projects, the mechanism price will be determined through unified bidding, with a bidding upper limit of 0.2595 yuan per kilowatt-hour and a lower limit of 0.18 yuan per kilowatt-hour [2]. - The plan outlines that the mechanism will not apply to renewable energy projects after October 1, 2025, and that changes in investment entities will not affect the original electricity scale and mechanism price [2]. - The first bidding process is tentatively scheduled for October, with further details on bidding organization, rules, and processes to be released [3].
黑龙江推动新能源上网电量全面进入电力市场
Zhong Guo Dian Li Bao· 2025-09-18 11:11
Core Viewpoint - The implementation plan aims to promote the market-oriented reform of renewable energy pricing in Heilongjiang Province, facilitating the entry of wind and solar power into the electricity market through market transactions [1][2]. Group 1: Market Mechanism and Pricing - The plan emphasizes the establishment of a market trading and pricing mechanism suitable for the development of renewable energy, ensuring fair participation in market transactions [1]. - It distinguishes between existing and new projects, implementing tailored strategies for each category, and aims to create a sustainable pricing settlement mechanism that aligns with the characteristics of renewable energy development in Heilongjiang [1]. - The plan maintains policy continuity for existing projects while stabilizing expected returns for new projects, thereby enhancing the electricity market system and promoting healthy industry development [1]. Group 2: Competitive Bidding and Trading Rules - To foster industry competition, the plan sets a minimum declaration sufficiency rate for bidding, with mechanism prices formed through voluntary participation in bidding organized annually in October [1]. - Bidding will be categorized into wind and solar power, but if competition is insufficient within a single category, a unified bidding process will be adopted [1]. - The plan also aims to improve the medium- and long-term market trading rules, allowing various power sources to participate fairly and shortening trading cycles while increasing trading frequency [2]. Group 3: Contractual Flexibility and Green Power Trading - The plan allows supply and demand sides to reasonably determine the volume, price, curve, and settlement reference points of medium- and long-term contracts based on the characteristics of renewable energy output, with flexibility for adjustments [2]. - Initial settlement reference points are set at a unified settlement point, with bilateral negotiations and listing transactions for green electricity trading within the province, specifying prices for energy and corresponding green power certificates [2].
东方汽轮机竞速新型储能!构长时储能全链条方案
Zhong Guo Dian Li Bao· 2025-09-18 10:27
竞速新型储能"新赛道" ——东方汽轮机构建长时储能全链条解决方案 9月18日,在2025世界清洁能源装备大会期间,东方电气集团东方汽轮机有限公司(以下简称"东方汽轮 机")召开"新型电力系统长时储能技术应用及发展会议",会议以"绿色能源·因储而行"为主题,汇聚了 行业顶尖智慧,聚焦长时储能技术高质量发展,探讨多路径长时储能技术前沿,助力储能与能源转型的 深度融合,推动清洁能源的高效利用与可持续发展。 在"双碳"目标纵深推进的背景下,新能源快速发展,系统调峰、电力保供压力不断增大,作为重要的灵 活性调节资源,新型储能成为构建新型电力系统的客观需要。东方汽轮机牢牢把握能源产业变革趋势, 将储能产业确立为推动科技创新与产业转型的战略新兴方向,以压缩气体储能、钒液流电池为核心,同 步配套电化学储能、飞轮储能技术,构建起"技术研发—设备制造—系统集成—综合解决方案"的全链条 服务能力,在新型储能赛道上树立起行业标杆。 压缩气体储能:提供"一站式解决方案" 钒液流电池储能:分布式储能场景范本 全钒液流电池储能因其安全性好、无燃爆风险、功率容量解耦、充放电容量损耗小、全生命周期性价比 高的特点,成为大规模储能的重要选择。 ...
三项硬核技术亮相 能源科技再添新引擎
Zhong Guo Dian Li Bao· 2025-09-18 08:30
Core Insights - The recent "New Tian Gong Kai Wu - Technology Achievements Release Conference" showcased innovative energy technologies aimed at addressing energy shortages and enhancing the recycling of retired renewable energy components [1] Group 1: Marine Energy Technology - The ocean covers approximately 71% of the Earth's surface and contains abundant renewable blue energy resources, including wave and tidal energy, which are considered ideal low-carbon renewable energy sources [2] - The average wave energy density globally is between 30 to 70 kW per meter, while China's coastal wave energy density is significantly lower, ranging from 5.1 to 7.7 kW per meter, presenting a challenge for utilization [2] - The invention of the Triboelectric Nanogenerator (TENG) technology allows for efficient capture of low-frequency, small-amplitude wave energy, with peak power density output increased from a few watts per cubic meter to 114.8 watts per cubic meter [2] Group 2: Recycling of Retired Components - China's renewable energy industry is experiencing rapid growth, with the installed capacity of wind, solar, and energy storage reaching new heights, leading to an expected retirement volume of over 5 million tons of components by 2030 [3][4] - The developed oxygen-free pyrolysis technology enables the high-value recycling of retired components, converting wind turbine blades into glass fibers and pyrolysis oil, with fiber strength reaching over 90% of the original material and pyrolysis oil having a calorific value of 25 MJ per kilogram [4] - The technology has been successfully implemented across more than ten provinces in China, achieving an annual processing target of tens of thousands of retired components, demonstrating its engineering stability and economic viability [4] Group 3: Power Prediction Systems - The increasing share of renewable energy in the energy structure presents challenges due to the randomness, volatility, and intermittency of renewable power generation [5] - A new power prediction system developed by Shenzhen Energy Group enhances the accuracy of meteorological predictions at the station level by 15% and wind power predictions by 10%, improving grid dispatch decision-making [5][6] - The system employs a three-level downscaling architecture and integrates artificial intelligence, resulting in a 10% reduction in prediction error compared to traditional interpolation methods, with significant economic benefits reported [6][7]
陕西完成首个5G智能分布式故障自愈测试
Zhong Guo Dian Li Bao· 2025-09-18 06:08
Core Viewpoint - The first 5G-based intelligent distributed feeder automation (FA) demonstration project in Shaanxi Province has successfully completed on-site testing, marking a significant advancement in the efficiency of fault handling in power distribution automation [1] Group 1: Project Overview - The demonstration project is located in the core area of Tongchuan City, specifically on the "Huayuan East Line - Huazheng Line" connection, utilizing 5G technology to enhance information security and power supply reliability [1] - The project has achieved a breakthrough from "second-level isolation" to "self-healing within seconds" in fault handling efficiency, supporting the high-quality development of the distribution network [1] Group 2: Technical Implementation - The project involves the construction of SPN devices connected to a mobile 5G transmission network at the dispatch end, creating a wireless, high-speed, and secure communication link [1] - The deployment of downlink UPF devices and AR routers at the network layer enables end-to-end data direct connection, establishing a high-speed local information channel between terminals [1] - Improvements have been made to the functional requirements, performance indicators, control logic, maintenance methods, and management specifications of 5G distribution terminals [1] Group 3: Performance Metrics - The company has successfully eliminated and isolated faults within 100 milliseconds and achieved load transfer within 1 second, significantly enhancing the speed of system fault handling [1] - The testing has accumulated valuable experience in the design, operational methods, practical maintenance, and management specifications of the 5G-based intelligent distributed FA system [1] - This lays a foundation for the systematic promotion of self-healing functions in the distribution network [1]