技术创新让钢企屋顶成为"低碳增值引擎"

Core Insights - Longi Green Energy collaborates with Sente to integrate photovoltaic technology with building technology, transforming steel factory rooftops into power generation stations, which is crucial for cost reduction and green transformation in the steel industry [1] Group 1: Industry Context - The steel production industry is a high energy-consuming sector, with electricity consumption increasingly impacting operational costs [1] - Longi Sente's BIPV (Building-Integrated Photovoltaics) targets the actual needs of steel production, providing green electricity solutions to unlock spatial value and utilize rooftop resources [1] Group 2: Project Highlights - The Baowu Tai Steel new hot-rolling plant project incorporated Longi Sente's roofing system from the construction phase, integrating photovoltaic components with the roof structure to avoid resource waste, resulting in a carbon reduction of approximately 240,000 tons over the project's lifecycle [1] - The project also achieved significant energy cost savings and established a competitive advantage in carbon asset accumulation, providing an efficient green transformation path for new plants [1] Group 3: Technological Innovations - The Baowu New Steel silicon steel plant's rooftop renovation using Longi Sente's roofing system eliminated leakage issues through non-destructive connection technology, saving maintenance costs and generating an annual electricity output of 55.5 million kilowatt-hours [3] - The curved roofs, previously considered unsuitable for photovoltaic installations, were successfully utilized in projects by Shan Steel Long Steel and Jiangsu Changqiang Steel, achieving lifecycle electricity outputs of 227 million kilowatt-hours and 445 million kilowatt-hours, respectively [5] - Longi Sente's photovoltaic system features a dust prevention design that allows for self-cleaning through rainwater, enhancing electricity generation by 6% compared to traditional photovoltaic products [7]