中国选煤(技术)的现代化发展

Modern development of coal preparation (technology) in China

  • 摘要: 党的二十大报告指出:深入推进能源革命,加强煤炭清洁高效利用,加快规划建设新型能源体系。选煤作为煤炭清洁高效利用的源头与基础,是构建新型能源体系不可或缺的关键环节。在“双碳”目标引领下,煤炭清洁高效利用需求不断提升,以光电智能排矸机、超级重介旋流器、湍流−静态微泡浮选机为代表的核心装备在千万吨级选煤厂实现了大型高效化关键技术突破与单机智能化控制,推动选煤产业全面迈向规模现代化新高度、效率现代化新境界与质量现代化新标杆的发展新进程。然而,面对新能源革命与人工智能浪潮的蓬勃发展,现有选煤体系亟需系统性重构与变革。在面向未来的新原理探索、共性关键技术装备研发、“更大”“更高”“更好”的全流程智能化选煤工艺集成与过程协同调控等方面,仍存在明显的系统性短板。因此,亟需开展重选流化床数智大模型、具身智能机器人、煤炭高纯化分离、煤基新能源材料转化、煤系伴生战略矿产协同开发及煤基固废分质加工与梯级高值利用等选煤前沿基础与共性关键技术攻关,构建一套完整的以“工艺流程集成优化为核心、上下游装备协同调控为衔接、全流程绿色智能高效运行为目标”的现代选煤系统,为中国式现代化提供稳定可靠的清洁煤炭燃料与高品质原料保障。

     

    Abstract: The 20th National Congress of the Communist Party of China has emphasized advancing the energy revolution, promoting the clean and efficient utilization of coal, and accelerating the development of a new energy system. As the upstream and fundamental process for clean and efficient coal utilization, coal preparation represents a critical component in establishing a new energy system. Driven by the carbon peaking and carbon neutrality goals, the demand for clean and efficient coal utilization has continued to increase. Key equipment represented by intelligent optical sorting systems, advanced heavy medium cyclones, and turbulence-static microbubble flotation machines has achieved significant breakthroughs in large-scale and high-efficiency operation, as well as unit-level intelligent control in ten-million-ton-per-year coal preparation plants, promoting the development of China’s coal preparation industry toward scale modernization, efficiency modernization, and quality modernization. However, facing the vigorous development of the new energy revolution and the wave of artificial intelligence, the existing coal preparation system is in urgent need of systematic reconstruction and transformation. Significant systemic shortcomings still persist in areas such as future-oriented new principal exploration, the R&D of common key technologies and equipment, and the full-process intelligent coal preparation process integration and process collaborative control for larger-scale, higher-efficiency, and higher-quality development. Therefore, it is imperative to tackle the major cutting-edge basic and common key technologies in coal preparation, including the digital-intelligence large model for gravity separation fluidized beds, embodied intelligent robots, high-purity coal separation, conversion of coal-based new energy materials, collaborative development of coal-associated strategic minerals, and fractional processing and cascaded high-value utilization of coal-based solid wastes, and to establish a complete modern coal preparation system characterized by integrated process optimization as the core, coordinated regulation of upstream and downstream equipment as the link, and green, intelligent, and efficient full-process operation as the objective, thereby providing a stable and reliable supply of clean coal fuel and high-quality raw materials to support Chinese modernization.

     

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