Fluidized bed incineration equipment and operation control method of fluidized bed incinerator

摘要

PROBLEM TO BE SOLVED: To suppress the generation of NO_X, CO, or HCN at the start of inputting a treatment object.;SOLUTION: The operation control method of a fluidized bed incineration device including an auxiliary fuel supply means 5, an input means 6 for an incineration object, and an air supply means 3 for combustion air which are provided in a fluidized medium storage space 2 in a fluidized bed furnace body 1 comprises a combustion preparation step of controlling, prior to an input of the incineration object to the fluidized medium storage space 2 by the input means 6, the fluidized medium storage space 2 to a predetermined temperature by supplying auxiliary fuel and combustion air to the space 2; a steady operation step of supplying auxiliary fuel and combustion air to the incineration object after starting the input of the incineration object to the space 2 by the input means 6; and an incineration object receiving preparation step of increasing a second auxiliary fuel supply quantity by the auxiliary fuel supply means 5 more than a first auxiliary fuel supply quantity in the combustion preparation step within a predetermined time immediately before starting the input of the incineration object between the combustion preparation step and the steady operation step.;COPYRIGHT: (C)2010,JPO&INPIT