Core Viewpoint - The establishment of a coal-based solid waste resource utilization production line in Shenmu City, Shaanxi Province, marks a significant step towards the industrialization of coal-based solid waste recycling in China, utilizing waste materials such as fly ash and coal gangue to produce low-carbon building materials [1][2]. Group 1: Production and Technology - The production line has an annual capacity of 600,000 cubic meters of cloud concrete stone, effectively transforming solid waste into high-value building materials [1][2]. - The research team has developed a comprehensive process package for recycling coal-based solid waste into microcrystalline glass, cloud concrete stone, and expanded clay, creating a pathway from "black waste" to "green building materials" [2][3]. - The Shenmu production line is described as a "solid waste digestive system," capable of processing 600,000 tons of solid waste annually [2]. Group 2: Economic and Environmental Impact - The Shenmu cloud concrete stone production line generates an average annual profit exceeding 20 million yuan, demonstrating the economic viability of solid waste resource utilization [3]. - The projects not only showcase the potential for environmental protection and economic benefits to coexist but also highlight the vast market for solid waste resource utilization [3]. - The initiative aligns with China's dual carbon goals, emphasizing the importance of solid waste recycling in environmental governance, energy security, industrial upgrading, and a low-carbon future [3].

Core Viewpoint - The establishment of a coal-based solid waste resource utilization production line in Shenmu City, Shaanxi Province, marks a significant step towards the industrialization of coal-based solid waste recycling in China, utilizing waste materials such as fly ash and coal gangue to produce high-value construction materials like cloud concrete stone [1][2]. Group 1: Production and Technology - The production line has an annual capacity of 600,000 cubic meters of cloud concrete stone, effectively acting as a "solid waste digester" by consuming 600,000 tons of solid waste annually [2]. - The research team has developed a comprehensive process package for recycling coal-based solid waste into microcrystalline glass, cloud concrete stone, and ceramic particles, successfully transforming "black waste" into "green building materials" [2][3]. - The team has established three industrial demonstration lines that cover various products, paving the way for large-scale and high-value utilization of coal-based solid waste [2]. Group 2: Economic and Environmental Impact - The Shenmu cloud concrete stone production line generates an average annual profit of over 20 million yuan, demonstrating the potential for waste-to-resource transformation [4]. - The projects showcase that environmental protection and economic benefits can coexist, highlighting the vast market potential for solid waste resource utilization [4]. - The initiative aligns with China's dual carbon goals, emphasizing the importance of solid waste resource utilization in environmental governance, energy security, industrial upgrading, and a low-carbon future [4].

Core Viewpoint - The transformation of coal-based solid waste from a burden to a resource is essential for environmental protection and clean coal production, with innovative technologies paving the way for sustainable utilization [1][2][3] Group 1: Industry Overview - Traditional methods of handling coal-based solid waste primarily involve landfilling, leading to significant environmental pollution and land occupation [1] - Approximately 1.5 billion tons of new coal-based solid waste is generated annually in China, making it the largest industrial solid waste category [1] - The lack of mature resource utilization technologies and poor market effects hinder the large-scale and high-quality utilization of coal-based solid waste [1] Group 2: Technological Innovations - A new production line for coal-based solid waste preparation, designed by a research team from Xi'an University of Architecture and Technology and funded by Shaanxi Building Materials Technology Group, has been successfully launched, producing 600,000 cubic meters of cloud concrete annually [1][2] - The team has developed key technologies for low-carbon building materials from coal-based solid waste, establishing three industrial demonstration lines [2] - The cloud concrete project in Shenmu can process 600,000 tons of solid waste annually, generating over 100 million yuan in sales and more than 20 million yuan in profit [2] Group 3: Future Prospects - The ongoing innovation in technology and the establishment of representative solid waste resource utilization factories are crucial for bridging the gap between laboratory research and industrial application [3] - The team aims to continue enhancing technology research and industrial transformation, promoting a deep integration of production, education, and research to turn waste into valuable resources [3]