全国最大“煤电+熔盐”储能项目投产

Core Insights - The project represents the largest "coal power + molten salt" energy storage project in China, with a capacity of 1000 megawatt-hours, marking a significant advancement in coal power technology [1][2] - The introduction of molten salt storage technology addresses the limitations of traditional coal power plants, enhancing their flexibility in peak load regulation and heat supply [1][2] Group 1: Project Overview - The project is the first gigawatt-level coal power molten salt heat exchange equipment and control system in the country, serving as a demonstration of advanced green low-carbon technology [1] - The molten salt storage system acts as an external "heat storage battery" for traditional cogeneration units, allowing for heat storage during low demand and heat supply during peak demand [1][2] Group 2: Technical Innovations - The innovative system design includes a "main steam + reheated steam + four extraction steam" three-way extraction scheme, enabling energy cascade utilization and breaking the rigid constraints of traditional coal power [2] - A simulation platform for the coal power coupled steam heating molten salt storage has been developed, facilitating coordinated control of the "coal power + molten salt" storage project [2] Group 3: Operational Benefits - The project significantly enhances the peak load regulation capability of the power plant, allowing the minimum generation load to be reduced to 30% while maintaining continuous heat supply for 5 hours [2] - The molten salt system can provide continuous heating steam for 4 hours during peak load operation at 100% rated generation capacity [2] Group 4: Environmental and Economic Impact - The project is expected to increase the renewable energy absorption capacity by approximately 128 million kilowatt-hours annually and reduce carbon emissions by about 85,000 tons [2] - It will also increase heating capacity by 2.2 million tons per year, a 73% improvement over the previous maximum heating capacity, supporting the heating needs of over 40 local industrial and commercial enterprises [2]