DRYERS AND COOLING TOWERS - ScienceDirect
2010-1-1u2002·u2002The moisture content at which the drying rate begins to decline is called critical moisture content. Some of the variables on which the transition point depends are indicated in Figures 9.3(c) and (g)—for example, the nature of the material, the average free moisture content, and so on. The shape of the falling rate curve sometimes may be approximated by a straight …
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