The article discusses how to improve the quality of power coal in Huainan mining region by enhancing the separation processes. It covers the importance of washing power coal and the specific needs for clean and efficient combustion. The authors explored the current separation techniques in coal preparation plants in the area. They suggest incorporating fine slime treatment, coal blending, and coal water slurry technologies to boost the efficiency and cleanliness of power coal. By adopting these methods, better combustion and increased utilization efficiency can be achieved, benefiting both the environment and energy production.