建设中的这一全疆海拔最高的塔式熔盐光热项目，定日镜系统是核心设备，其组装精度、驱动系统及传 感元器件稳定性受低温大风影响较大。"冬季施工，进度要抢，精度更要守牢，这是项目高质量推进的 生命线。"中电建新能源集团若羌项目负责人黄栋表示，项目部将精度管控贯穿施工全程，攻克极端天 气带来的技术难题。 面对挑战，项目部组建技术攻关小组制定专项方案，构建定日镜组件仓储、组装生产、现场安装、调试 运维的全链条闭环管控体系。同时，项目部党支部成立党员先锋队、划定党员责任区，组织攻克多项冬 季施工难关，已完成批量定日镜组装安装，镜场调试稳步推进，各项任务按计划落地。 该项目总装机规模100兆瓦，采用塔式熔盐技术，配套1988兆瓦时大容量储热系统。项目建成后年发电 量约19.6亿千瓦时，每年可减少标准煤消耗69万吨，对优化能源结构、提升电力系统稳定性、推动"双 碳"目标具有重要意义。 隆冬时节，在海拔超3200米的新疆若羌县铁木里克乡戈壁荒原上，由山东电力建设第三工程有限公司承 建的若羌县10万千瓦光热(储能)配套90万千瓦光伏发电项目光热工程正加紧推进。建设者战严寒，让清 洁能源的希望之光在戈壁寒冬中加速汇聚。 记者在现场看 ...

光热电站不仅能够实现24小时作业，还能够实现储能发电，所以说光热电站的存在可以更好地弥补新能源发电随机性、波动性和间歇性带来的问 题，更好地调解供需矛盾，也改善了电网的安全性和稳定性。 在甘肃省酒泉市金塔县的一座光热电站，2.5万余面定日镜形成一个巨大的镜面场。当戈壁滩上迎来穿越地球大气层的第一缕阳光，"超级镜 子"们组成的银色矩阵早已严阵以待，它们调整方位和角度反射太阳能量，如同训练有素的"向日葵军团"，构建起光能向电能转化的通道。 （文章来源：新华社） 随着我国新型能源体系建设不断加快，新能源的占比将会越来越高。未来，光热发电作为电力系统稳定器的作用也将进一步凸显，有力支撑能源 结构向新逐绿。 ...

说起镜子的作用 你会想到什么 是用于整理着装 还是作为装饰品 其实它还有个意想不到的作用——发电 这是12月3日在甘肃省酒泉市拍摄的金塔多能互补基地10万千瓦熔盐塔式光热项目（无人机照片）。新 华社记者 范培珅 摄 这是一面有"魔法"的镜子 它叫"定日镜" 可以理解为能追踪太阳轨迹的镜子 这是12月3日在甘肃省酒泉市拍摄的金塔多能互补基地10万千瓦熔盐塔式光热项目（无人机照片）。新 华社记者 范培珅 摄 在甘肃省酒泉市金塔县 2.5万余面定日镜 如同训练有素的银色"向日葵军团" 构建起光的能量通道 形成一个巨大的镜面场 当戈壁滩上迎来穿越地球大气层的第一缕阳光 "超级镜子"们组成的银色矩阵 早已严阵以待 这是12月3日在甘肃省酒泉市拍摄的金塔多能互补基地10万千瓦熔盐塔式光热项目（无人机照片）。新 华社记者 范培珅 摄 它们调整方位和角度接受并反射太阳能量 这是12月3日在甘肃省酒泉市拍摄的金塔多能互补基地10万千瓦熔盐塔式光热项目（无人机照片）。新 华社记者 范培珅 摄 光与镜面接触后 被反射至镜场中央247米高的吸热塔顶端 液态熔盐流经顶端吸热器管道并吸收热量 当发电需求指令下达时 加热后的熔盐与蒸发器中 ...

Core Insights - The multi-energy complementary integrated optimization national demonstration project in Golmud, Qinghai Province, showcases advanced technology in renewable energy, combining solar, wind, thermal, and storage systems [1][2][3] Group 1: Project Overview - The project has a total installed capacity of 700,000 kilowatts, including 50,000 kilowatts of solar thermal, 200,000 kilowatts of photovoltaic, 400,000 kilowatts of wind power, and 50,000 kilowatts of energy storage [1][2] - It is the world's first project to integrate wind, solar, thermal, storage, regulation, and load, serving as a testing ground for multi-energy complementary technology [1][2] Group 2: Technological Innovations - The solar thermal project utilizes a tower system with a maximum temperature of 565 degrees Celsius, converting solar energy into high-temperature molten salt for steam generation [1][2] - The energy storage system employs lithium iron phosphate batteries, which became the largest power-side centralized electrochemical storage station in China upon its first discharge to the grid [2] Group 3: Energy Output and Efficiency - The demonstration project generates approximately 1.263 billion kilowatt-hours of electricity annually, saving about 401,500 tons of standard coal each year [2] - During periods of reduced transmission capacity, the project maintains a wind and solar abandonment rate of less than 5%, enhancing energy stability and supporting ecological development [2] Group 4: Regional Energy Landscape - Qinghai Province has abundant clean energy resources, ranking second in national solar radiation and being the fourth-largest wind farm in China, with over 100,000 square kilometers of desert land available for renewable energy development [3] - By 2024, Qinghai's total installed power capacity is expected to exceed 71 million kilowatts, with clean and renewable energy accounting for 94.6% and 70% of the total capacity, respectively [3]

Group 1: Hydropower Development in Guangdong-Hong Kong-Macao Greater Bay Area - The second unit of the Meizhou pumped storage power station has been put into operation, increasing the operational scale of pumped storage in the Guangdong-Hong Kong-Macao Greater Bay Area to 10.28 million kilowatts, which is about one-sixth of the national total [1][3] - The newly commissioned unit has a capacity of 300,000 kilowatts and can absorb 1.8 million kilowatts of renewable energy generation [3] - By the end of 2025, six pumped storage stations in the Greater Bay Area have collectively adjusted electricity of 326.5 billion kilowatt-hours, equivalent to the electricity demand of 5.5 million residential users for 30 years [7] Group 2: Solar Thermal Energy Storage Project - The world's first "dual-tower one machine" solar thermal energy storage power station in Gansu has entered the final debugging stage and will begin full system trial operation [8] - The project features two adjacent heat-absorbing towers sharing one steam turbine generator, utilizing 27,000 heliostats to concentrate sunlight for stable power generation [10] - The annual power generation of the solar thermal power station is expected to reach approximately 1.8 billion kilowatt-hours [10] Group 3: Technology and Innovation in Solar Thermal Energy - The heliostats in the project have a reflective rate of 94%, significantly higher than that of ordinary mirrors, enhancing the efficiency of solar energy collection [13] - An industrial internet and artificial intelligence support the tracking of the sun by the heliostats, ensuring optimal sunlight reflection onto the heat-absorbing tower [15][17] - The intelligent control system adjusts the heliostats' angles based on real-time weather conditions, ensuring efficient operation even in high wind [19][21]

Core Insights - The world's first "dual-tower one machine" solar thermal energy storage power plant is entering its final debugging phase and is about to begin full system trial operation [3][4] - Over 20,000 heliostats have successfully illuminated the west tower, indicating successful debugging [3][8] Technology and Innovation - The heliostats used in the project are not ordinary mirrors; their curvature allows for better concentration of solar energy [6] - The molten salt used for energy storage is solid at room temperature and transforms into liquid when heated above 200 degrees Celsius, with a boiling point of 570 degrees Celsius, providing several times the heat storage capacity compared to the same volume of water [6] Environmental Impact - The project is located in a previously inhospitable desert area, demonstrating the ability to convert sunlight into stable, clean energy without smoke or noise [8]

Core Viewpoint - The company has been recognized for its technological leadership and innovation capabilities in the field of tower solar thermal utilization, as evidenced by the approval of the "Tower Solar Thermal Utilization Shandong Provincial Engineering Research Center" [1] Group 1: Technological Advancements - The company is the only domestic enterprise with a complete REPCO solar thermal industry chain, focusing on independent research and breakthroughs in core technologies [1] - Significant achievements include the development of a series of proprietary technologies in key areas such as tower solar thermal mirror field control, calibration systems, and DNI prediction technology [1] Group 2: Project Developments - The Xinjiang Wind City Oilfield solar thermal project successfully achieved stable steam supply with parameters of 6.1 MPa pressure, 287°C temperature, and 7.0 t/h flow rate, marking a key breakthrough in clean energy utilization in traditional oil and gas industries [2] - The project features a total mirror collection area of 51,504 square meters and a heat absorption tower height of 113.4 meters, utilizing 23,700 self-developed small mirrors with a solar thermal conversion efficiency of 53% [2] - The company is also involved in the construction of the highest tower molten salt solar thermal power station in Xinjiang, with a designed capacity of 100 MW and an average annual power generation of approximately 1.96 billion kWh [4] Group 3: Future Outlook - The company plans to leverage the newly established engineering research center to integrate innovation resources and deepen strategic collaborations with universities, research institutions, and industry partners [5] - Focus will be on addressing key technical challenges in tower solar thermal power systems, promoting the industrial application and demonstration of innovative results, and supporting the high-quality development of the solar thermal industry [5]