原煤重介浅槽排矸技术应用实践

Application and Practice of Gangue Discharging from Raw Coal Using Dense Medium Shallow Slot Technology

介绍了重介浅槽排矸技术及其特点,西山煤电集团各煤矿毛煤近年来含矸率高,原系统无法满足生产实际需要,根据现场实践和技术检查,对其技术经济指标和优缺点进行了分析,得出该技术具有适应粒度范围宽,分选效率高,处理能力大,工艺灵活简单,经济和社会效益显著等优点。针对其存在的缺点,提出了相应的改进建议。

Introduces the technology and characteristics of dense medium shallow slot gangue discharging. According to field practice and technology check,technical- economic indicator and the advantages and disadvantages are analyzed. Obtains that the technology has the advantages. Aiming at the existing defects,puts forward the corresponding improvement suggestions.