煤炭制样偏倚试验有关问题的探讨  

Discussion on the problems concerned to bias test for coal sample preparation

作　　者：孙刚[1,2] 杨华玉[1,2] 武增礼[1,2] 张博[1,2] 

机构地区：[1]国家煤炭质量监督检验中心,北京100013 [2]煤炭资源高效开采与洁净利用国家重点实验室,北京100013

出　　处：《煤质技术》2012年第5期33-35,共3页Coal Quality Technology

摘　　要：探讨并分析了煤炭制样偏倚试验的有关问题,就制样和化验最大允许偏倚、无偏倚的制样方案、试验中煤样的采取和制备等问题提出了解决方法。The problems concerned to bias test for coal sample preparation was discussed and analyzed in this paper, such as maximum tolerable bias for preparation and testing, preparation scheme with free bias, sampling and sample preparation related. And then the corresponding solution was presented.

关 键 词：煤炭制样 偏倚试验 问题探讨 

分 类 号：TQ533[化学工程—煤化学工程]