Core Insights - The Qinghai-Henan ±800 kV UHVDC project, known as the "Qingyu UHV Project," has been operational for five years as of December 30, 2025, and continues to supply green energy to Central China [1] - This project is the world's first UHV transmission corridor specifically designed for the delivery of clean energy, showcasing a significant innovation in China's use of UHV technology for large-scale renewable energy development [1] - The transmission line spans 1,587 kilometers across four provinces, connecting Qinghai's abundant wind and solar energy resources to the electricity demands of the Central Plains, facilitating efficient energy transfer and supporting green development [1] Group 1 - The Qingyu UHV Project is a major infrastructure that enhances the consumption of clean energy in Northwest China while meeting the growing electricity needs in Central China [1] - The project has been instrumental in powering international events like the Hangzhou Asian Games and Chengdu Universiade with green electricity from Qinghai [1] Group 2 - The Qingnan Converter Station, the project's sending end converter station, is the first and only UHVDC converter station in Qinghai, ensuring stable and efficient operation through regular maintenance and monitoring [2] - Over the past five years, the project has successfully addressed various technical challenges, including the integration of over 20 million kW of renewable energy capacity, by employing innovative technologies such as "renewable energy + phase-shifting devices" [2] - The project has established a robust talent development framework in Qinghai, focusing on the training of professionals in UHVDC technology and operations [2]

Core Viewpoint - The Qingyu UHVDC project has successfully operated for five years, marking a significant milestone in the development of clean energy transmission in China and globally [1]. Group 1: Project Overview - The Qingyu UHVDC project is the world's first high-voltage direct current transmission line specifically built for the delivery of clean energy [3]. - The project operates independently powered by the complementary capabilities of clean energy sources [3]. Group 2: Impact and Significance - The project facilitates the continuous transmission of clean energy from Qinghai to central China, supporting major events like the Hangzhou Asian Games and Chengdu Universiade with green electricity [3]. - It represents a major innovation in the large-scale development and utilization of renewable energy through UHV transmission technology in China [3].

Core Viewpoint - The Qingyu UHV project has successfully operated for five years, delivering over 92 billion kilowatt-hours of green electricity to the Central Plains region, significantly reducing coal consumption and carbon emissions [1] Group 1: Project Overview - The Qingyu UHV project is China's first UHV transmission line specifically built for clean energy delivery [1] - The project has a total length of 1,587 kilometers, connecting Qinghai's abundant wind and solar energy resources with the electricity demand in the Central Plains [1] Group 2: Environmental Impact - The project has reduced standard coal consumption by 28 million tons and cut carbon dioxide emissions by 70 million tons [1] - The clean energy supplied by the project has supported major international events, such as the Hangzhou Asian Games and Chengdu Universiade, promoting green event management [1] Group 3: Technological Innovation - The Qingyu UHV project represents a significant innovation in China's development and application of UHV transmission technology, facilitating large-scale development and utilization of renewable energy [1]