JPS59134728U

JPS59134728U - burner

Info

Publication number: JPS59134728U
Application number: JP2951983U
Authority: JP
Inventors: 上仲　基文; 橋川　久司
Original assignee: 住友金属工業株式会社
Priority date: 1983-02-28
Filing date: 1983-02-28
Publication date: 1984-09-08

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考品の模式的断面図、第２図は第１図の■−
■線による正面図、第３．４図は気体燃料の混焼率と２
次空気の全空気量に対する割合を示すグラフである。１・・・炉壁、２・・・装着口、４３・・・火口部材、
４・・・バーナ本体、３１・・・バーナタイル、３２・
・・リング部、３３・・・充填材、３４・・・空気噴射
口、４１・・・気体燃料噴射管、４２・・・微粉炭噴射
管、４３．４４・・・空気導入管、４３Ｃ・・・ダンパ
、４３ｄ・・・リンク、４３ｅ・・・連杆、４３ｆ・・
・リンク、４３ｇ・・・モータ、４５．４６・・・旋回
羽根。Figure 1 is a schematic cross-sectional view of this item, Figure 2 is the ■-
■Front view with lines, Figure 3.4 shows the co-firing rate of gaseous fuel and 2
It is a graph which shows the ratio of secondary air to the total air amount. 1... Furnace wall, 2... Mounting port, 43... Crater member,
4... Burner body, 31... Burner tile, 32.
... Ring part, 33 ... Filler, 34 ... Air injection port, 41 ... Gaseous fuel injection pipe, 42 ... Pulverized coal injection pipe, 43.44 ... Air introduction pipe, 43C. ...Damper, 43d...Link, 43e...Connection, 43f...
・Link, 43g...Motor, 45.46...Swivel vane.

Claims

[Scope of utility model registration request]

A gaseous fuel injection pipe for injecting gaseous fuel, a pulverized coal injection pipe for injecting pulverized coal, and each air introduction pipe for injecting secondary air and tertiary air are arranged concentrically at the tip of the burner body. A gaseous fuel injection pipe, a pulverized coal injection pipe, a jet opening facing the secondary air introduction pipe, and another jet opening along the circumference of the jet opening facing the tertiary air introduction pipe. A crater member having an outlet is disposed, and means is provided for adjusting the ratio of the secondary air amount to the sum of the secondary air amount and the tertiary air amount in accordance with an increase in the co-combustion rate of the gaseous fuel. A burner characterized by: