特高压输电通道

Search documents
走近大国工程丨塞上“风光”点亮三湘灯火探访我国首个获得核准的“沙戈荒”新能源外送工程
Zhong Yang Ji Wei Guo Jia Jian Wei Wang Zhan· 2025-09-08 00:24
Core Viewpoint - The "Ningdian Ruxiang" project is China's first approved "desert and Gobi" renewable energy transmission project, which will deliver over 36 billion kilowatt-hours of electricity annually from Ningxia to Hunan, meeting the annual electricity needs of over 10 million households [6][17]. Group 1: Project Overview - The "Ningdian Ruxiang" project is a ±800 kV UHVDC transmission line that spans 1616 kilometers, connecting Ningxia with Hunan and crossing multiple provinces [8][9]. - The project is a key initiative under China's 14th Five-Year Plan for power development, with a total investment exceeding 380 billion yuan for UHV projects [8][9]. - The project aims to enhance the capacity for "West-to-East" electricity transmission and optimize the allocation of clean energy resources [6][8]. Group 2: Technical Aspects - The UHVDC transmission line has a capacity of 8 million kilowatts and a transmission loss rate of approximately 4% to 5%, significantly lower than conventional transmission lines [9][10]. - The project involves overcoming various technical challenges, including diverse geological conditions and the need for customized solutions for different terrains [10][11]. - All equipment for the project is domestically manufactured, with advanced technologies implemented to enhance efficiency and reliability [11][12]. Group 3: Renewable Energy Integration - The project has an installed capacity of 17.64 million kilowatts, with 13 million kilowatts coming from renewable sources, including 4 million kilowatts from wind and 9 million kilowatts from solar energy [14]. - Over 50% of the electricity transmitted to Hunan will be from renewable sources, contributing to a reduction of 16 million tons of carbon dioxide emissions annually [14][15]. - The integration of renewable energy faces challenges due to the variability of wind and solar output, necessitating the use of traditional power sources for balancing [15]. Group 4: Environmental Considerations - The project incorporates measures to minimize environmental impact, including wastewater treatment and noise reduction strategies [16]. - Construction has been carefully planned to avoid sensitive ecological areas and water source protection zones, with a focus on ecological restoration [16][17]. - The project has successfully passed the summer peak electricity demand test, demonstrating its capability to provide stable power supply during high-demand periods [17].
中阿能源合作开拓新领域
Xin Hua Wang· 2025-08-31 01:22
Core Viewpoint - The seventh China-Arab States Expo was held in Yinchuan, Ningxia from August 28 to 31, focusing on clean energy and exploring new opportunities in the energy sector [1] Group 1: Event Overview - The expo featured a clean energy exhibition area and hosted events such as the China-Arab New Energy Industry High-Quality Development Exchange Promotion Conference and the China-Arab Green Low-Carbon Products Matching Exchange Conference [1] - The discussions aimed to explore new opportunities, paths, and models for the development of the new energy industry [1] Group 2: Energy Cooperation Expansion - China-Arab energy cooperation is expanding from traditional areas like wind and solar power to include energy storage, hydrogen energy, smart energy, and ultra-high voltage transmission channels [1]
特高压建设持续推进,固态电池产业化加速
HUAXI Securities· 2025-06-08 13:25
Investment Rating - Industry Rating: Recommended [5] Core Insights - The humanoid robot industry is accelerating its commercialization, with tactile sensor technology being a key factor for safe interaction and intelligent control. Companies with technological and cost advantages are expected to benefit significantly as humanoid robots enter mass production [1][12][13] - The solid-state battery industrialization process is progressing, driven by the need for battery technology upgrades. Solid-state batteries are seen as the next-generation technology due to their high energy density and safety. Companies with technological advantages and early orders are expected to see growth [2][17][19] - The UK government has announced the indicative timeline for the seventh round of Contracts for Difference (CfD) auctions, with offshore wind auctions expected to start in August. This round is anticipated to have the highest auction capacity in history, supporting the growth of renewable energy, particularly offshore wind [3][24][25] Summary by Sections 1. Humanoid Robots - Tactile sensing technology is crucial for ensuring safe interaction between humanoid robots and their environment. The market is currently dominated by foreign companies, but domestic firms are making progress [1][12] - The commercialization of humanoid robots is expected to accelerate, with significant opportunities arising from advancements in AI and supportive policies. Key players in the supply chain are likely to benefit [13][16] 2. New Energy Vehicles - The solid-state battery technology is gaining traction, with significant milestones achieved in production capacity. The industry is expected to see continuous upgrades across the entire supply chain [2][17] - The growth of the new energy vehicle sector is supported by the introduction of high-performance models and advancements in battery technology, which are expected to enhance cost-effectiveness [18][19] 3. Renewable Energy - The UK government is set to launch the seventh round of CfD auctions, with a significant number of offshore wind projects expected to participate. This is part of a broader strategy to achieve a nearly fully clean power system by 2030 [3][24][25] - The renewable energy sector is anticipated to continue its growth trajectory, with a focus on offshore wind development and the establishment of a clean energy system [26][27] 4. Power Equipment & AIDC - The construction of ultra-high voltage transmission projects is set to advance, with several key projects approved for construction in 2025. This is expected to provide substantial support for core ultra-high voltage equipment manufacturers [4][7][8] - The demand for virtual power plants is expected to rise as new power system construction accelerates, benefiting companies actively involved in this sector [8]
国网蒙东电力:今年力争再增新能源并网装机4000万千瓦
Zhong Guo Dian Li Bao· 2025-04-17 05:38
Core Insights - Inner Mongolia is a traditional energy region that is also rapidly developing as a new energy and green energy hub, with significant growth in renewable energy capacity and generation expected in 2024 [1] Group 1: Renewable Energy Development - In 2024, Inner Mongolia plans to add 41 million kilowatts of new installed renewable energy capacity, bringing the total to 135 million kilowatts, with an expected generation of 200 billion kilowatt-hours [1] - The region is implementing multiple new energy projects, including the second and third batches of large-scale renewable energy bases, which require expedited grid connection [1][3] Group 2: Infrastructure and Grid Connection - The construction of the Bayannaoer–Victory 500 kV transformer project is underway, which will enhance the transmission efficiency of clean energy and meet the demand for an additional 1 million kilowatts of wind power [2] - The first batch of large wind and solar base projects includes three major projects, all of which are operational, demonstrating rapid project execution [2][3] Group 3: Power Transmission and Delivery - As of March 23, 2024, the ±800 kV HVDC project from Xilingol to Taizhou has delivered over 11 billion kilowatt-hours, contributing to a cumulative delivery of 605.27 billion kilowatt-hours from Inner Mongolia [4] - The region has established eight HVDC transmission corridors to various provinces, facilitating a steady increase in power delivery [4] Group 4: Future Plans and Collaborations - A memorandum of cooperation was signed between State Grid Corporation and Inner Mongolia for the "Shagao Desert" base, accelerating the preliminary work for HVDC projects [5] - The company is committed to advancing the second round of HVDC development and expediting the approval and construction of multiple HVDC projects [6]