JPH0269219U

JPH0269219U -

Info

Publication number: JPH0269219U
Application number: JP14727488U
Authority: JP
Priority date: 1988-11-10
Filing date: 1988-11-10
Publication date: 1990-05-25

Description

[Brief explanation of the drawing]

第１図は本考案の第１実施例を示す炉上部の断
面図、第２図は第１図―線、第３図は同―
線各端面図、第４図は本考案の第２実施例を示
す第１図相当図、第５図は第４図―線、第６
図は同―線各端面図、第７図は流動床焼却炉
の一般的構成と従来の二次空気供給装置の構成を
説明するための断面図である。１…炉本体、８…フリーボード部、１１，１２
，１３…二次空気吹込み手段としての二次空気吹
込みノズル、１１ａ，１２ａ，１３ａ，１４，１
５，１６…二次空気吹込み口。 Fig. 1 is a sectional view of the upper part of the furnace showing the first embodiment of the present invention, Fig. 2 is the line shown in Fig. 1, and Fig. 3 is the same -
Each end view of each line, FIG. 4 is a view corresponding to FIG. 1 showing the second embodiment of the present invention, and FIG.
The figures are end views along the same line, and FIG. 7 is a sectional view for explaining the general configuration of a fluidized bed incinerator and the configuration of a conventional secondary air supply device. 1...furnace body, 8...freeboard part, 11, 12
, 13...Secondary air blowing nozzle as secondary air blowing means, 11a, 12a, 13a, 14, 1
5, 16...Secondary air inlet.

Claims

[Scope of utility model registration request]

In a fluidized bed incinerator configured to mix unburned gas generated in a sand layer in the lower part of the furnace with secondary air in a freeboard part in the upper part of the furnace and combust it, the freeboard part has a central part in the freeboard part. 1. A secondary air supply device for a fluidized bed incinerator, comprising: secondary air blowing means for blowing secondary air from multiple locations in the radial direction and multiple locations in the circumferential direction.