JPS61231312A - Burner - Google Patents
BurnerInfo
- Publication number
- JPS61231312A JPS61231312A JP60072382A JP7238285A JPS61231312A JP S61231312 A JPS61231312 A JP S61231312A JP 60072382 A JP60072382 A JP 60072382A JP 7238285 A JP7238285 A JP 7238285A JP S61231312 A JPS61231312 A JP S61231312A
- Authority
- JP
- Japan
- Prior art keywords
- combustion
- cavity
- air
- gas
- combustion air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Combustion Of Fluid Fuel (AREA)
- Air Supply (AREA)
Abstract
Description
【発明の詳細な説明】
０） 発明の分野
この発明は、例えば無酸化炉のアトムスバーナーなどの
燃焼装置に関する。DETAILED DESCRIPTION OF THE INVENTION 0) Field of the Invention The present invention relates to combustion devices such as, for example, atom burners for non-oxidizing furnaces.
（→ 発明の背景
従来、この種の燃焼装置は、バーナーの燃焼消費量を減
少するのに燃焼空気を昇温する熱交換器を設置していた
が、高価となる欠点があった。(→ Background of the Invention Conventionally, this type of combustion apparatus has been equipped with a heat exchanger that raises the temperature of combustion air in order to reduce the combustion consumption of the burner, but it has the disadvantage of being expensive.
（ハ）発明の目的
この発明は、装置本体に熱交換器を内蔵す□ることによ
り、炉内廃ガス含有の可燃性ガスを燃焼して廃ガスを昇
温して、燃焼空気を昇温し、低酸素燃焼と再燃焼で省エ
ネルギーを行なうと共に低ＮＯｘ化を行なう燃焼装置の
提供を目的とする。(C) Purpose of the Invention This invention burns the combustible gas contained in the waste gas in the furnace, raises the temperature of the waste gas, and raises the temperature of the combustion air by incorporating a heat exchanger into the main body of the device. The object of the present invention is to provide a combustion device that saves energy through low-oxygen combustion and re-combustion, and also reduces NOx.
に）発明の要約
この発明は、燃焼筒の外周部に炉内ガス吸引用の外套空
洞を形成し、該外套外周部に空気用空洞を形成した燃焼
装置であることを特徴とする。B) Summary of the Invention The present invention is characterized in that it is a combustion device in which a jacket cavity for sucking in-furnace gas is formed on the outer periphery of a combustion tube, and an air cavity is formed in the outer periphery of the jacket.
（ホ）発明の実施例 この発明の一実施例を、以下図面に基づいて詳述する。(e) Examples of the invention An embodiment of the present invention will be described in detail below based on the drawings.
第１図は燃焼装置を示し、（１）はバーナー、（２）は
バーナー（１）を取付けた燃焼筒で、この燃焼筒（２）
内でバーナー（１）が燃焼するようになっている。Figure 1 shows the combustion device, (1) is a burner, (2) is a combustion tube with burner (1) attached, and this combustion tube (2) is a burner.
A burner (1) is arranged to burn inside.
ざらに、燃焼筒（２）は無酸化炉内（５）に開口して、
燃焼ガスを無酸化炉内（５）へ噴出させて炉温を保持し
ている。Roughly speaking, the combustion tube (2) opens into the non-oxidizing furnace (5),
The furnace temperature is maintained by blowing combustion gas into the non-oxidizing furnace (5).
上述の燃焼筒（２）の外側部に外套空洞（６）が設けら
れ、外套空洞（６）の出口にエゼクタ―（３）を形成し
て空気噴出口（４）よりの空気噴出により、炉内（５）
の雰囲気ガスを外套空洞（６）内に吸引してエゼクタ−
（３）より流出するようになっているＯ
外套空洞（６）の外側部には、燃焼空気用空洞（７）を
設け、燃焼空気を入口配管（８）より流入させて、外套
空洞（６）の雰囲気ガス入口に開口する燃焼空気流出通
路（９）より外套空洞（６）へと流入させる。A mantle cavity (6) is provided on the outside of the above-mentioned combustion tube (2), and an ejector (3) is formed at the outlet of the mantle cavity (6), and air is ejected from the air outlet (4) to blow the furnace. Inside (5)
The atmospheric gas is sucked into the mantle cavity (6) and the ejector
(3) A combustion air cavity (7) is provided on the outer side of the mantle cavity (6), and the combustion air is allowed to flow in from the inlet pipe (8). ) The combustion air flows into the mantle cavity (6) through the outflow passage (9) which opens to the atmospheric gas inlet of the combustion air.
１述のバーナー（１）の燃焼空気入口と空気用空洞（７
）とは配管（転）により連結連通されている。Combustion air inlet and air cavity (7) of the burner (1) mentioned above.
) are connected and connected by piping.
サラに、バーナー（１）には燃焼空気配管αφと燃料配
管（１Ｎ）が接続され、燃焼空気および燃料が供給され
るようになっている。In general, a combustion air pipe αφ and a fuel pipe (1N) are connected to the burner (1), so that combustion air and fuel are supplied to the burner (1).
上述のエゼクタ−（３）よりの噴出ガスは排出配管（ロ
）内へ噴出され、外気を吸引混合して冷却されて排出さ
れる。The ejected gas from the above-mentioned ejector (3) is ejected into the exhaust pipe (b), sucks and mixes outside air, is cooled, and is emitted.
以上のように構成したので、各部における作用を説明す
ると、バーナー（１）に燃料配管軸）と燃焼空気配管（
財）より燃料および燃焼空気を供給して、バーナー（１
）を燃焼させ、この時無酸化炉であるため燃焼空気配管
−よりの燃焼空気量を理論空気量以下にして、燃焼筒（
２）内で不完全燃焼をさせて炉内（５）へと噴流させ、
無酸化炉内（５）の雰囲気ガスの主成分を００２、ＧＯ
，Ｎ２、Ｎ２０、Ｎ２としている。With the above configuration, to explain the function of each part, the burner (1) has a fuel pipe shaft) and a combustion air pipe (
The burner (1) is supplied with fuel and combustion air from the burner (1).
) is combusted, and since this is a non-oxidation furnace, the amount of combustion air from the combustion air piping is kept below the theoretical amount of air, and the combustion tube (
2) causes incomplete combustion within the furnace and jets it into the furnace (5),
The main component of the atmospheric gas in the non-oxidation furnace (5) is 002, GO
, N2, N20, and N2.
故にエゼクタ−（３）の空気噴出口（４）より空気を噴
出すれば、炉内（５）の雰囲気ガスは外套空洞（６）内
に吸引流入してエゼクタ−（３）より排出配管（ロ）へ
と放出される。Therefore, if air is ejected from the air outlet (4) of the ejector (3), the atmospheric gas in the furnace (5) will be sucked into the mantle cavity (6) and discharged from the ejector (3) to the discharge pipe (rot). ).
この時、燃焼空気通路（９）より燃焼空気を外套空洞（
６）内に送入すれば、外套空洞（６）内に流入した雰囲
気ガスと混合して、雰囲気ガス内の可燃性ガス例えばＣ
Ｏ等と反応して燃焼し、燃焼筒（２）内の燃焼ガス温度
と相俟って外套空洞（６）内の雰囲気ガスは燃焼昇温す
る。At this time, combustion air is supplied from the combustion air passage (9) to the mantle cavity (
6), it mixes with the atmospheric gas that has flowed into the mantle cavity (6), and combustible gas in the atmospheric gas, such as C
It burns by reacting with O, etc., and together with the temperature of the combustion gas in the combustion tube (2), the temperature of the atmospheric gas in the mantle cavity (6) increases due to combustion.
次に燃焼昇温された外套空洞（６）内の燃焼ガスと外套
空洞（６）の外殻部の燃焼空気用空洞（７）内の燃焼空
気との間で熱交換が行われ、燃焼空気は昇温されるが、
外套空洞（６）内の燃焼ガスの降温による影響が燃焼筒
（２）内の燃焼ガス温度に及ぶことはなく燃焼筒（２）
内におけるバーナー（υの燃焼を妨げることはない。Next, heat exchange is performed between the combustion gas in the mantle cavity (6) whose temperature has been raised by combustion and the combustion air in the combustion air cavity (7) in the outer shell of the mantle cavity (6), and the combustion air is heated, but
The temperature of the combustion gas in the mantle cavity (6) does not affect the temperature of the combustion gas in the combustion tube (2), and the temperature of the combustion gas in the combustion tube (2) increases.
The burner inside (does not interfere with the combustion of υ).
外套空洞（６）内の燃焼ガスは熱交換後エゼクタ−（３
）により排出配管（ロ）へと噴出され外気を吸引混合し
て降温し排出配管より排出される。The combustion gas in the mantle cavity (6) is transferred to the ejector (3) after heat exchange.
), it is ejected to the exhaust pipe (b), sucks in and mixes outside air, lowers the temperature, and is discharged from the exhaust pipe.
一方、燃焼空気用空洞（７）内の燃焼空気は昇温されて
、燃焼空気通路（９）より外套空洞（６）へ流入するも
のと、燃焼空気配管α呻を流通してバーナー（１ンに送
られて昇温燃焼空気となり、バーナー（１）の屑量削減
に寄与するものとに分けられる。On the other hand, the combustion air in the combustion air cavity (7) is heated and flows into the mantle cavity (6) from the combustion air passage (9), and flows through the combustion air pipe α to the burner (1 cylinder). The combustion air is sent to the burner (1) and becomes heated combustion air, which contributes to reducing the amount of waste in the burner (1).
（へ）発明の効果
この発明によれば、バーナー（１）の燃焼筒（２）の外
側に外套空洞（６）を設けて炉内（５）の雰囲気ガスを
流通燃焼させ、外套空洞（６）の外側に燃焼空気用空洞
（７）を設けて、燃焼空気を流通し、外套空洞（６）内
の燃焼ガスと燃焼空気用空洞（７）内の燃焼空気との間
で熱交換を行なうことによりバーナー（１）の質量削減
と燃焼空気昇温の影響が燃焼筒（２）内の燃焼に及ばな
いものであ ゛る。(F) Effects of the Invention According to the present invention, the mantle cavity (6) is provided outside the combustion tube (2) of the burner (1), and the atmospheric gas in the furnace (5) is circulated and burned. ) A combustion air cavity (7) is provided on the outside of the mantle, through which combustion air flows, and heat exchange is performed between the combustion gas in the mantle cavity (6) and the combustion air in the combustion air cavity (7). As a result, the effects of reducing the mass of the burner (1) and increasing the temperature of the combustion air do not affect the combustion inside the combustion tube (2).
また、この発明によｎば省エネルギーのなめの燃焼空気
昇温用の熱交換器を設置することなく、また低酸素燃焼
および２次燃焼によ ゛すＮＯｘの発生を防止す
ることができる。 □Further, according to the present invention, it is possible to prevent the generation of NOx due to low-oxygen combustion and secondary combustion without installing an energy-saving heat exchanger for raising the temperature of the combustion air. □
【図面の簡単な説明】
図面はこの発明の一実施例を示し、第１図は燃焼装置の
縦断側面図である。
（υ・・・バーナー、（２）・・・燃焼筒、（３）・・
・エゼクタ−１（５）・・・炉内、（６）・・・外套空
洞、（７）・−・空気用空洞。BRIEF DESCRIPTION OF THE DRAWINGS The drawings show an embodiment of the present invention, and FIG. 1 is a longitudinal sectional side view of a combustion device. (υ... Burner, (2)... Combustion tube, (3)...
- Ejector 1 (5)...Furnace interior, (6)...Mantle cavity, (7)...Air cavity.
Claims (3)
成し、該外套外周部に空気用空洞を形成した燃焼装置。(1) A combustion device in which a mantle cavity for sucking in-furnace gas is formed at the outer periphery of the combustion chamber, and an air cavity is formed at the outer periphery of the mantle.
引し、外周部の空気用空洞より燃焼空気を流入して炉内
雰囲気ガスを再燃焼させるようにした特許請求の範囲第
（１）項記載の燃焼装置。(2) The furnace atmosphere gas is sucked into the jacket cavity by the ejector, and combustion air is flowed in from the air cavity in the outer periphery to re-burn the furnace atmosphere gas. combustion equipment.
の間で熱交換を行なわせて、空気用空洞内の昇温された
空気を燃焼空気として燃焼筒のバーナー部へ送流するよ
うにした特許請求の範囲第（２）項記載の燃焼装置。(3) Heat exchange is performed between the reburned gas in the mantle cavity and the air in the air cavity, and the heated air in the air cavity is sent to the burner part of the combustion tube as combustion air. A combustion apparatus according to claim (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60072382A JPS61231312A (en) | 1985-04-05 | 1985-04-05 | Burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60072382A JPS61231312A (en) | 1985-04-05 | 1985-04-05 | Burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61231312A true JPS61231312A (en) | 1986-10-15 |
| JPH0518002B2 JPH0518002B2 (en) | 1993-03-10 |
Family
ID=13487681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60072382A Granted JPS61231312A (en) | 1985-04-05 | 1985-04-05 | Burner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61231312A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021103079A (en) * | 2016-11-07 | 2021-07-15 | イーエスエー ソチエタ ペル アチオーニ | Self-regeneration burner |
-
1985
- 1985-04-05 JP JP60072382A patent/JPS61231312A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021103079A (en) * | 2016-11-07 | 2021-07-15 | イーエスエー ソチエタ ペル アチオーニ | Self-regeneration burner |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0518002B2 (en) | 1993-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |