谈影响煤的哈氏可磨性指数测定因素

摘要

Combining with working experience,starting from aspects of instrument equipment,coal sample mixing,instrument calibration,meas-urement procedures,screening and weighing process,the thesis describes factors influencing coal Hartz grindability index determination,and summarizes its measurement matters,with a view to improve the measurement accuracy ratio of coal Hartz grindability index.%结合工作经验，从仪器设备、煤样制备、仪器校准、测定步骤、筛分及称量过程等方面，阐述了影响煤的哈氏可磨性指数测定的因素，并总结了其在各测定环节的注意事项，旨在提高煤的哈氏可磨指数测定结果的准确率。