9. Basic System Functions and Description of Coal Handling
A coal-handling plant (CHP) in a thermal power plant is a front-end facility with a primary function, in a nut shell, that is to receive coal and transfer it to the coal bunker. The proper coal size should be what is acceptable to the mills/pulverizers for further processing.
There are quite a few factors that dictate the design of the CHP (e.g., coal source, coal quality and size, transportation mode, main plant capacity), topography of the area, etc. The coal supplied directly from the mine to the various destinations (e.g., coal preparation plant, coal washeries, steam generation plant) is called run-of-mine, or ROM, coal. This coal contains rocks, other minerals, and a variety of contaminations ...
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