光热发电产业亮出绿色中国名片

Industry Overview - The solar thermal power generation industry in China is growing at a rate twice the global average, with an annual compound growth rate of 11.7%, compared to the global rate of 4.24% [1] - As of September 2023, China has built 21 solar thermal power plants with a total installed capacity of 1.57 million kilowatts, ranking third globally, and has 30 projects under construction with a capacity of 3.1 million kilowatts [1] Technological Advancements - Technological innovation is the core engine driving the development of the solar thermal power industry in China, with the country mastering key technologies such as tower, trough, and Fresnel solar thermal power generation [2] - The domestic production rate of key materials and equipment exceeds 95%, indicating a strong capability for self-sufficiency [2] - Significant breakthroughs have been made in key technologies, such as high-concentration molten salt collection and efficiency improvements in tower collection systems [2] Cost Reduction and Market Competitiveness - The cost of solar thermal power generation has decreased significantly, with the on-grid electricity price dropping from 1.15 yuan per kilowatt-hour for initial demonstration projects to around 0.6 yuan per kilowatt-hour [3] - Predictions indicate that the cost of solar thermal power stations will continue to decline during the 14th Five-Year Plan period, enhancing industry competitiveness [3] Successful Projects and International Expansion - Benchmark projects like the 50 MW trough solar thermal demonstration project in Delingha have provided valuable experience for large-scale development, operating continuously for 230 days from 2021 to 2022 [4] - China's solar thermal technology has successfully entered international markets, with projects in Morocco, South Africa, and Dubai showcasing China's contributions to global green development [4] - Forecasts suggest that by 2030, the global installed capacity of solar thermal power will reach 22.4 million kilowatts, with approximately 10% of global electricity supply coming from solar thermal power by 2050 [4]