定义 中文名称: 煤样制备 英文名称: coal sample preparation 定义1: 经过破碎、筛分、混合、缩分和空气干燥等环节,使煤样达到煤质试验所要求状态的过程。 应用学科: 电力(一级学科); 燃料(二级学科) 定义2:
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煤样的制备方法 Preparation of coal sample ; Method for preparation of coal sample
工业型煤样品制备方法 Sample preparation of industrial briquette
适用于试验室对煤样、矿样等颗粒物料的缩分有较强的均匀性,提高缩分效率和质量,依据GB474《煤样制备方法》生产。
It serves division of granular materials such as coal, ore samples in laboratory. It can improve division efficiency and quality. It is prepared according to coal sample preparing method in GB474.
分析了煤样制备过程中误差的来源,包括制备过程中的缩分误差、 筛分和干燥过程中产生的误差等,并对误差产生的原因提出了相应的对策。
The error in division, screening and drying processes in process of preparing coal sample is analysed. The reasons of error and the corresponding countermeasure are put forward.
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