深入探究如何提高库仑滴定法测定全硫的准确度  

Exploring in depth how to improve the accuracy of Coulomb titration in determining total sulfur

作　　者：吕奎 LV Kui(State Power Investment Group’s Xiexin Binhai Power Generation Co.,Ltd.,Yancheng 224500,China)

机构地区：[1]国家电投集团协鑫滨海发电有限公司,盐城224500

出　　处：《实验室检测》2024年第8期90-93,共4页Laboratory Testing

摘　　要：煤中全硫是评价煤质的重要指标之一,为有效而经济地利用煤炭资源,应全面了解煤中全硫含量。本文从库仑滴定法原理出发,从人机料法环测等多方面考虑,深入探究了影响测定准确度的主要因素,旨在通过系统分析各类因素对检测的影响,规范仪器的正确使用及检查维护,以显著提升全硫测定准确度。Total sulfur in coal is one of the important indicators for evaluating coal quality.In order to effectively and economically utilize coal resources,it is necessary to comprehensively understand the total sulfur content in coal.Based on the principle of coulometric titration and the consideration of man-machine material loop measurement,this paper deeply explores the main factors affecting the measurement accuracy,aiming to significantly improve the accuracy of total sulfur determination through systematic analysis of the influence of various factors on the detection and standardization of the correct use,inspection and maintenance of the instrument.

关 键 词：库仑滴定法 准确度 检查和维护 操作方法 

分 类 号：TQ533.1[化学工程—煤化学工程]