| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fluidized bed drying device capable of suitably drying wet fuel such as brown coal. <P>SOLUTION: The fluidized bed drying device includes a drying furnace 5 which forms a fluidized bed 3 inside by fluidizing brown coal with fluidizing gas, and the drying furnace 5 is sectioned into a first drying chamber 21 for the initial drying of the brown coal and a second drying chamber 22 for the late drying of brown coal supplied from the first drying chamber 21. In the first drying chamber 21, the supplied brown coal is dried in the form of a completely mixed flow and in the second drying chamber 22, the brown coal supplied from the first drying chamber 21 is dried in the form of a pushed-out flow. <P>COPYRIGHT: (C)2013,JPO&INPIT |
