effect coal understanding

  • The effect of coal proximate compositions on the ...

    These studies have made conflicting statements about the relationship between the properties of coal and dust generation including the effect of volatile matter or coal rank. Meanwhile, the rank of coal is a broad concept for classifying coal type, and coal with the same rank could be different in moisture, volatile matter content or other properties, which makes it unsuitable in this study.

  • How does structure effects on coal seam and its mining ...

    One detrimental effect is the contamination of the coal seam with surrounding country rock, thereby reducing its quality and, in some cases, its mine ability. In highly tectonized coal deposits, a great number of coal seam contacts have undergone some movement and shearing, in some cases the whole seam will have been compressed and moved.

  • Understanding Coal Power Plant Heat Rate and Efficiency