疆电外送
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砥砺奋进七十载 天山南北谱华章丨跨越千里的绿电输送 新疆如何做到?
Yang Shi Xin Wen· 2025-09-21 05:10
Core Insights - Xinjiang's abundant coal, solar, and wind energy resources position it as a key player in China's energy landscape, facilitating the "Xinjiang Power Transmission" initiative that supports energy structure transformation nationwide [1][17] - The development of a robust power grid in Xinjiang, featuring a network of 32 substations and 98 transmission lines, enhances the efficiency of energy delivery across vast distances [17][25] - Advanced technologies, including drone inspections and AI-driven power forecasting systems, significantly improve the reliability and efficiency of power transmission from Xinjiang to eastern regions [3][21][23] Group 1: Energy Resources and Infrastructure - Xinjiang ranks among the top regions in China for coal, solar, and wind energy reserves, creating a unique advantage for energy exports [1] - The "Xinjiang Power Transmission" initiative has established a comprehensive grid structure, including "internal supply" and "external transmission" networks, facilitating energy delivery to eastern provinces [1][15] - By the end of 2024, Xinjiang will have constructed 32 750 kV substations and 98 transmission lines, making it the province with the most extensive 750 kV grid in China [17][25] Group 2: Technological Advancements - The use of drones for power line inspections enhances efficiency and safety, allowing for comprehensive monitoring of transmission lines without environmental constraints [3] - The development of a new generation of power forecasting systems enables accurate predictions of renewable energy generation, achieving over 96% accuracy [21] - An automated control system integrates various energy sources, optimizing the use of wind, solar, hydro, and thermal power to ensure grid stability [23] Group 3: Environmental Impact and Future Plans - Xinjiang's power exports include a significant proportion of green energy, with one-third of the electricity transmitted being renewable, equating to over 270 billion kWh of green power [25] - The cumulative power transmission from Xinjiang has surpassed 950 billion kWh, sufficient to meet the daily electricity needs of 1.4 billion people for 280 days [25] - Plans for 2025 include the construction of 41 new ultra-high voltage projects, marking a 50% increase from 2024, indicating a commitment to expanding energy infrastructure [25]
架起空中"能源丝路"--来自新疆的调查
Jing Ji Ri Bao· 2025-09-15 04:42
Core Viewpoint - Xinjiang has become a crucial part of China's energy strategy due to its abundant energy resources, including coal, solar, and wind power, which are among the highest in the country. The region's energy development has significantly contributed to the national energy structure transformation since the launch of the "Xinjiang Power Transmission" initiative in 2010 [1][2]. Energy Resources - Xinjiang has confirmed coal reserves of 4.5 trillion tons, accounting for 25% of the national total and approximately 40% of the predicted total coal resources. Solar energy resources are about 4.2 billion kilowatts, representing 26.9% of the national total, while wind energy resources are around 1 billion kilowatts, making up 18% of the national total [1]. - The region's energy resources are likened to "rich mines," providing strong support for energy development [1]. Power Transmission Infrastructure - Since the launch of "Xinjiang Power Transmission," five external transmission channels have been established, increasing the number of provinces receiving electricity from 7 to 22, with a cumulative transmission of over 940 billion kilowatt-hours [1][4]. - The "Hami-Dunhuang 750 kV" project marked the beginning of Xinjiang's connection to the national grid in 2010, followed by the "Hami South-Zhengzhou ±800 kV" project in 2014, which has consistently delivered over 40 billion kilowatt-hours annually for six years [3][4]. Technological Advancements - The "Zhundong-Wannan ±1100 kV" project, operational since September 2019, is the highest voltage and largest capacity transmission project globally, overcoming numerous technical challenges [3]. - New technologies, including drones and digital twins, have been applied to enhance operational efficiency by three times since the project's launch [3]. Energy Development Goals - By the end of 2024, Xinjiang aims to achieve an external transmission capacity of 1,267 billion kilowatt-hours, leading the northwest region [4]. - Plans for 2025 include the construction of 41 new and ongoing ultra-high voltage projects, marking a 50% increase from 2024 [7]. Renewable Energy Integration - As of mid-2023, Xinjiang's total installed capacity reached 219 million kilowatts, with renewable energy accounting for 58.45% of this capacity [11]. - The region has seen a significant increase in green electricity transactions, with 61.5 billion kilowatt-hours traded in the first half of 2023, a 13.57% increase from the previous year [11]. Economic Impact - The "Xinjiang Power Transmission" initiative is expected to inject significant momentum into local economic development, particularly in the wind, solar, and coal industries [12]. - The establishment of specialized industrial parks in energy-rich areas aims to create an integrated layout of "electricity, grid, production, and chain," reducing initial investment burdens for enterprises [13].
架起空中“能源丝路”——来自新疆的调查
Jing Ji Ri Bao· 2025-09-12 22:02
Core Viewpoint - Xinjiang has become a crucial part of China's energy strategy due to its abundant energy resources, including coal, solar, and wind power, which are among the highest in the country. The region's energy development has significantly contributed to the national energy structure transformation since the launch of the "Xinjiang Power Transmission" initiative in 2010 [1][2]. Energy Resources - Xinjiang has confirmed coal reserves of 4.5 trillion tons, accounting for 25% of the national total and approximately 40% of the predicted total coal resources. Solar energy resources are about 4.2 billion kilowatts, representing 26.9% of the national total, while wind energy resources are around 1 billion kilowatts, making up 18% of the national total [1]. - The region's energy resources are likened to "rich mines," providing strong support for energy development [1]. Power Transmission Infrastructure - Since the initiation of "Xinjiang Power Transmission" in 2010, Xinjiang has established five power transmission channels, increasing the number of provinces receiving electricity from 7 to 22, with a cumulative power transmission exceeding 940 billion kilowatt-hours [1][4]. - The first significant project, the Hami-Dunhuang 750 kV transmission line, was completed in 2010, marking the start of Xinjiang's integration with the national grid. The Hami-South Zhengzhou ±800 kV UHVDC project, operational since 2014, has consistently delivered over 40 billion kilowatt-hours annually for six years [3][4]. Technological Advancements - The construction of the world's highest voltage and largest capacity UHVDC project, the Zhundong-Wannan ±1100 kV, was completed in 2019, overcoming numerous global challenges and setting new standards in equipment technology [3]. - New technologies, including drones and digital twins, have been applied to enhance operational efficiency in power transmission stations, tripling the efficiency of maintenance work [3]. Energy Transmission Capacity - By the end of 2024, Xinjiang's power transmission capacity is expected to reach 1,267 billion kilowatt-hours, leading the northwest region. The ongoing construction of the Xinjiang (Southern) Power Transmission to Sichuan and Chongqing project will significantly enhance the power transmission capacity from Southern Xinjiang [4][7]. Energy Grid Development - Xinjiang has built 32 750 kV substations and 98 transmission lines, totaling 12,300 kilometers, making it the province with the most extensive 750 kV grid in China. This development has improved the reliability and capacity of power supply across the region [7]. - The region's energy grid has formed five 750 kV ring networks, enhancing the overall power supply capability and reliability [6][7]. Renewable Energy Integration - As of mid-2023, Xinjiang's total installed power capacity reached 219 million kilowatts, with renewable energy accounting for 128 million kilowatts, representing 58.45% of the total. The region has seen a 6.57% year-on-year increase in cumulative power transmission [11]. - The integration of innovative storage technologies has significantly improved the utilization rate of renewable energy, with the establishment of several large-scale energy storage projects [10][11]. Economic Impact - The "Xinjiang Power Transmission" initiative has not only supported national energy supply but also injected strong momentum into Xinjiang's economic and social development, driving investments in wind, solar, and coal power industries [12]. - The establishment of specialized industrial parks in energy-rich areas aims to create an integrated layout of "power, grid, production, and chain," reducing initial investment burdens for enterprises [13].
更立体 更高效 更开放“疆电外送”赋能全国大市场
Zhong Guo Chan Ye Jing Ji Xin Xi Wang· 2025-09-04 00:40
Core Viewpoint - The "Xinjiang Power Transmission" initiative is set to enhance the integration of Xinjiang's abundant energy resources into the national market, with significant growth in electricity exports and strategic development plans outlined by the National Energy Administration [1][2][10]. Group 1: Electricity Export Growth - In July, Xinjiang's electricity exports reached 15.865 billion kilowatt-hours, marking a 24.71% year-on-year increase and setting a new monthly record [1]. - The National Energy Administration has responded positively to 12 proposals related to electricity export channels, with 7 specifically addressing the "Xinjiang Power Transmission" project, indicating a clear roadmap for future development [1][2]. Group 2: Infrastructure Development - The existing "Xinjiang Power Transmission" channels include three high-voltage direct current projects, with plans for a fourth channel to enhance capacity [2]. - The "Xinjiang Power Transmission" initiative has transitioned from a "single-point breakthrough" to a "multi-point flowering" strategy, indicating a more comprehensive approach to energy distribution [2]. Group 3: Economic and Industrial Impact - The initiative is expected to transform Xinjiang's wind and solar resources into economic advantages, significantly impacting local fiscal structures and investment scales [2]. - The development of renewable energy bases is anticipated to create tens of thousands of jobs across various sectors, including equipment manufacturing and energy services [2][5]. Group 4: Technological Advancements - The "Xinjiang Power Transmission" project is driving advancements in ultra-high voltage transmission technology, addressing challenges related to long-distance and high-capacity electricity delivery [3]. - The integration of new technologies, such as flexible transmission systems, is expected to enhance the efficiency and reliability of electricity exports [8]. Group 5: Future Planning and Challenges - The National Energy Administration is focusing on the planning and construction of new electricity export bases, ensuring that projects are economically viable and socially beneficial [4][9]. - Challenges include ensuring grid stability and safety, as well as optimizing the use of transmission corridors to accommodate the increasing demand for electricity exports [6][7].