Advances in Low-Rank Coal Pyrolysis: Strategies for Optimizing Product Quality and Expanding Applications in Clean Energy and Environmental Protection

Low-rank coal, a widely available fossil fuel with abundant reserves, has significant potential for clean energy conversion.Pyrolysis is an effective method for utilizing low-rank coal sustainably.This study summarizes the characteristics of low-rank coal and provides an in-depth analysis of its pyrolysis process and product characteristics.It reveals that the low quality of pyrolysis products is a key factor limiting the development of low-rank coal pyrolysis technology.To address this issue, three product control strategies are proposed to enhance product quality and efficiency.The application of these strategies can effectively optimize the pyrolysis process and improve product performance, thereby expanding its potential applications in energy, chemicals, environmental protection, and new materials.Additionally, the study explores the broad application prospects of low-rank coal pyrolysis products, demonstrating the significant role of low-rank coal pyrolysis technology in optimizing energy structures and promoting environmental protection.The study provides solutions to the key bottlenecks constraining the development of pyrolysis technology for this low-rank coal, which is of great value for optimizing the energy structure and promoting environmental protection.