| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sludge treatment method and sludge treatment system capable of firing and deodorizing by introducing a dried exhaust gas in existing equipment, and easily introducing the dried exhaust gas to an introduction part of the existing equipment. <P>SOLUTION: In the sludge treatment method wherein at least a part of dried sludge is charged on a riser 2 of a circulating fluidized bed furnace 1 after sludge is dried with a dryer 13 to be burned while being mixed and stirred with a fluid medium, a combustion exhaust gas accompanied by the fluid medium is exhausted from the riser, and the fluid medium separated with a cyclone 3 from the combustion exhaust gas is dropped on a seal pot 5 through a downcomer 4 to be refluxed on the riser 2, the dried exhaust gas discharged from the dryer 13 is introduced in the downcomer 4, and burned and deodorized with heat of the combustion exhaust gas. <P>COPYRIGHT: (C)2012,JPO&INPIT |
