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中国担当全球光热发电主力

Core Viewpoint - The solar thermal power industry in China is rapidly developing, becoming a key player in supporting high proportions of renewable energy integration and ensuring the stability of the power system, particularly in the context of the "dual carbon" goals and the construction of a new power system [1][4][13]. Industry Development - As of September 2025, China's solar thermal power generation capacity reached 157,000 kilowatts, ranking third globally [3][7]. - The average annual compound growth rate of China's solar thermal power industry is 11.7%, significantly higher than the global average of 4.24% [3][7]. - The levelized cost of solar thermal power has decreased from 1.15 yuan per kilowatt-hour to approximately 0.6 yuan per kilowatt-hour, indicating a substantial improvement in economic viability [3][11]. Technological Advancements - China has mastered mainstream solar thermal technologies, including tower, trough, and Fresnel systems, with a domestic equipment localization rate exceeding 95% [3][11]. - The country has developed a comprehensive solar thermal power industry chain and has published over 40 relevant standards covering manufacturing, design, construction, and operation [11][14]. Strategic Importance - Solar thermal power is recognized as a stabilizing force in the energy system, effectively addressing challenges posed by high proportions of renewable energy sources [6][8]. - The National Energy Administration has emphasized the strategic role of solar thermal power in its recent policy documents, advocating for its integration as a regulatory power source [8][14]. Project Highlights - The Golmud 350 MW tower solar thermal project, currently under construction, is set to be the largest single-unit solar thermal project globally, expected to generate approximately 960 million kilowatt-hours of clean electricity annually [6][10]. - The successful operation of the 50 MW solar thermal demonstration project in Delingha has provided valuable experience for future large-scale projects [10][11]. Future Outlook - By 2030, global installed capacity for solar thermal power is projected to reach 22.4 million kilowatts, with about 10% of global electricity supply expected to come from solar thermal by 2050 [13]. - The industry is anticipated to transition from being a supplementary power source to a supportive power source as its economic viability and application scale continue to expand [11][15].