JP2003302022A - Melting furnace, operation method for melting furnace and gasification melting system - Google Patents
Melting furnace, operation method for melting furnace and gasification melting systemInfo
- Publication number
- JP2003302022A JP2003302022A JP2002108222A JP2002108222A JP2003302022A JP 2003302022 A JP2003302022 A JP 2003302022A JP 2002108222 A JP2002108222 A JP 2002108222A JP 2002108222 A JP2002108222 A JP 2002108222A JP 2003302022 A JP2003302022 A JP 2003302022A
- Authority
- JP
- Japan
- Prior art keywords
- combustion
- burner
- gas
- furnace
- melting furnace
- 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.)
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Links
Landscapes
- Incineration Of Waste (AREA)
- Gasification And Melting Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、都市ごみ、産業廃
棄物、シュレッダーダスト、医療廃棄物や古タイヤ、廃
プラスチックなどの廃棄物を熱分解し、発生した可燃
分、灰分を含むガスを高温燃焼させるとともに、灰分を
溶融スラグ化するガス化溶融システム、該ガス化溶融シ
ステムに用いられる溶融炉、および該溶融炉の運転方法
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention thermally decomposes waste such as municipal solid waste, industrial waste, shredder dust, medical waste, old tires, waste plastics, etc. to generate high-temperature gas containing combustibles and ash. The present invention relates to a gasification and melting system that melts and slags ash while burning, a melting furnace used in the gasification and melting system, and a method of operating the melting furnace.
【0002】[0002]
【従来の技術】都市ごみ、産業廃棄物、医療廃棄物、シ
ュレッダーダストや古タイヤ等の廃棄物を焼却し減量化
すること、及びその焼却熱を有効利用することが望まれ
ている。廃棄物の焼却灰は、通常、有害な重金属を含む
ので、焼却灰を埋め立てにより処理するためには、重金
属成分を固化処理する等の対策が必要である。更に、設
備全体のスケールダウン等も求められている。こういっ
た課題に対応できる設備として、種々の金属を回収する
と共に、灰を溶融してスラグを生成し、このスラグを回
収することができ、また、熱・電力などエネルギーを回
収することができる、単なる焼却処理ではなく、マテリ
アルリサイクルを可能としたガス化溶融炉が近年注目さ
れてきている。2. Description of the Related Art It is desired to incinerate and reduce the amount of waste such as municipal solid waste, industrial waste, medical waste, shredder dust and old tires, and to effectively utilize the incineration heat. Since the incinerated ash of waste usually contains harmful heavy metals, in order to treat the incinerated ash by landfill, it is necessary to take measures such as solidifying the heavy metal components. Furthermore, downscaling of the entire facility is also required. As equipment that can cope with such problems, various metals can be recovered, ash can be melted to generate slag, and this slag can be recovered, and energy such as heat and power can be recovered. In recent years, a gasification and melting furnace that enables material recycling, not just incineration, has been receiving attention.
【0003】このガス化溶融炉は、ガス化炉において廃
棄物をガス化し、未燃炭素や灰を含んだ温度500℃〜
600℃程度の未燃ガスを生成した後、この生成ガスを
溶融炉に導き該溶融炉において投入される二次空気(燃
焼空気)により低空気比(1.3〜1.5程度)で高温
に燃焼させ、灰を炉壁に集め溶融スラグ化流を生成する
ものである。This gasification and melting furnace gasifies the waste in the gasification furnace and contains unburned carbon and ash at a temperature of 500.degree.
After generating unburned gas at about 600 ° C., this generated gas is introduced into the melting furnace and the secondary air (combustion air) introduced in the melting furnace causes a low air ratio (about 1.3 to 1.5) and high temperature. The ash is collected on the furnace wall to produce a molten slag-forming flow.
【0004】以下に、例えばガス化装置として流動床式
ガス化炉を採用した場合を説明する。図1はこの種の溶
融炉の概略構成例を示す図である。溶融炉10は一次燃
焼室11、二次燃焼室12、三次燃焼室13を具備して
いる。炉頂部に昇温用・助燃用バーナ14を、一次燃焼
室11と二次燃焼室12との間の炉側壁間に昇温用・助
燃用バーナ15を具備し、更に炉頂壁及び炉側壁に複数
箇所の燃焼空気導入口16を具備している。A case where a fluidized bed type gasification furnace is adopted as a gasification device will be described below. FIG. 1 is a diagram showing a schematic configuration example of this type of melting furnace. The melting furnace 10 includes a primary combustion chamber 11, a secondary combustion chamber 12, and a tertiary combustion chamber 13. The furnace top is provided with a temperature raising / combustion burner 14, and a temperature raising / combustion burner 15 is provided between the primary combustion chamber 11 and the secondary combustion chamber 12 between the furnace side walls. Is equipped with a plurality of combustion air inlets 16.
【0005】上記構成の溶融炉において、図示しないガ
ス化炉で廃棄物をガス化し、灰や未燃炭素を含む生成ガ
ス18を生成ガス導入口17から炉壁面の接線方向に導
入し、炉内で旋回流を形成させると共に、燃焼空気は炉
頂部に設けられた燃焼空気導入口16や炉側壁に設けら
れた燃焼空気導入口16から炉内に旋回流を形成するよ
うに導入し、生成ガス18の旋回流に合流させる。この
生成ガス18と燃焼空気19の混合ガスは、一次燃焼室
11、二次燃焼室12、三次燃焼室13と燃焼し、燃焼
排ガス20は該三次燃焼室13の頂部の排ガス出口21
から排出され後段の廃熱ボイラ等(図示せず)へと導入
される。In the melting furnace having the above structure, the waste is gasified in a gasification furnace (not shown), and the generated gas 18 containing ash and unburned carbon is introduced from the generated gas inlet 17 in the tangential direction of the furnace wall surface, A swirling flow is formed in the furnace, and the combustion air is introduced from the combustion air introducing port 16 provided at the top of the furnace or the combustion air introducing port 16 provided at the side wall of the furnace to form a swirling flow in the furnace. Merge into 18 swirl flows. The mixed gas of the generated gas 18 and the combustion air 19 burns with the primary combustion chamber 11, the secondary combustion chamber 12, and the tertiary combustion chamber 13, and the combustion exhaust gas 20 has an exhaust gas outlet 21 at the top of the tertiary combustion chamber 13.
And is introduced into a waste heat boiler or the like (not shown) in the subsequent stage.
【0006】溶融炉10の運転中の炉内温度は灰を溶融
することができる温度、即ち1200℃〜1400℃
(好ましくは1300℃程度)のため、溶融炉10の運
転前に昇温用・助燃用バーナ14や昇温用・助燃用バー
ナ15を起動し、炉内を高温に昇温しておく必要があ
る。ガス化溶融システムにおいて本溶融炉を採用した場
合、好ましくは溶融炉の昇温用・助燃用バーナ15を起
動し、炉内温度を昇温する。なお、ガス化溶融システム
において、本溶融炉を採用した場合、好ましくは溶融炉
10の昇温用・助燃用バーナ15を起動し、炉内温度を
昇温させた後、ガス化炉への被燃焼物の供給を行なうこ
とがよい。炉内が高温(一次燃焼室温度1300℃〜1
350℃程度)に維持できるようになったら、昇温用・
助燃用バーナ14や昇温用・助燃用バーナ15を停止
し、生成ガス18と燃焼空気19の混合体自身の燃焼を
継続させている。The temperature inside the melting furnace 10 during operation is a temperature at which ash can be melted, that is, 1200 ° C to 1400 ° C.
Since it is (preferably about 1300 ° C.), it is necessary to activate the temperature raising / assisting combustion burner 14 and the temperature raising / assisting combustion burner 15 before operating the melting furnace 10 to raise the temperature inside the furnace to a high temperature. is there. When the main melting furnace is adopted in the gasification and melting system, preferably the temperature raising / assisting combustion burner 15 of the melting furnace is started to raise the temperature inside the furnace. In the gasification and melting system, when the present melting furnace is adopted, preferably, the temperature raising / assisting combustion burner 15 of the melting furnace 10 is started to raise the temperature in the furnace, and then the gasification furnace is not covered. It is advisable to supply combustion products. High temperature in the furnace (temperature of primary combustion chamber 1300 ° C-1
Once the temperature can be maintained at about 350 ° C,
The auxiliary combustion burner 14 and the temperature raising / auxiliary combustion burner 15 are stopped, and the combustion of the mixture itself of the generated gas 18 and the combustion air 19 is continued.
【0007】炉内に導入される生成ガス18中の灰や未
燃炭素は、該生成ガス18の旋回流の遠心力により、炉
壁面に集められ、未燃炭素は燃焼し、灰は高温(130
0℃〜1350℃程度)で溶融し、溶融スラグ22とな
って炉壁面に沿って流下しスラグ排出口23から排出さ
れる。排出された溶融スラグ23は図示しない水砕トラ
フに落下し、水砕スラグとなる。Ash and unburned carbon in the produced gas 18 introduced into the furnace are collected on the wall surface of the furnace by the centrifugal force of the swirling flow of the produced gas 18, the unburned carbon burns, and the ash has a high temperature ( 130
It melts at 0 ° C. to 1350 ° C.), becomes molten slag 22, flows down along the furnace wall surface, and is discharged from the slag discharge port 23. The discharged molten slag 23 falls into a water granulation trough (not shown) to become water granulation slag.
【0008】上記のように従来の溶融炉においては、炉
内温度が所定の高温に維持されるようになったら、昇温
用・助燃用バーナ14や昇温用・助燃用バーナ15を停
止していた。該昇温用・助燃用バーナ14のバーナ座は
炉頂部の中心に設けているから、このバーナ座の位置は
炉内に燃焼空気を導入するための燃焼空気用座としても
最適な位置、例えば燃焼空気19を一次燃焼室11内に
旋回流を形成させながら均一に導入できる最適な位置で
もある。しかしながら、従来は昇温用・助燃用バーナ1
4の停止後、生成ガス18と燃焼空気19の混合体の燃
焼継続中はバーナ座を何等使用していないため、昇温用
・助燃用バーナ14の停止中、このバーナ座を有益に使
用していないことになる。また、昇温用・助燃用バーナ
15に関しても同様である。As described above, in the conventional melting furnace, when the temperature inside the furnace is maintained at a predetermined high temperature, the temperature raising / assisting combustion burner 14 and the temperature raising / assisting combustion burner 15 are stopped. Was there. Since the burner seat of the temperature raising / combustion burner 14 is provided at the center of the furnace top, the position of this burner seat is the optimum position as a combustion air seat for introducing combustion air into the furnace, for example, This is also the optimum position where the combustion air 19 can be uniformly introduced while forming a swirling flow in the primary combustion chamber 11. However, in the past, the burner 1 for heating and auxiliary combustion was used.
Since the burner seat is not used during the continuous combustion of the mixture of the produced gas 18 and the combustion air 19 after the stop of No. 4, the burner seat is used beneficially while the temperature raising / burning burner 14 is stopped. Will not be. The same applies to the temperature raising / burning aid burner 15.
【0009】[0009]
【発明が解決しようとする課題】本発明は上述の点に鑑
みてなされたもので、昇温用・助燃用バーナ停止後で生
成ガスの燃焼継続中該昇温用・助燃用バーナのバーナ座
を燃焼空気導入用座として利用することにより、最適な
燃焼空気の炉内への導入を可能とすると共に、スラグ化
率の向上及び燃焼空気導入用の座の削減ができる溶融炉
及びその運転方法を提供することを目的とする。更に本
発明は上記溶融炉を具備したガス化溶融システムを提供
することを目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned points, and the burner seat of the temperature increasing / assisting burner is continued during the combustion of the generated gas after the temperature increasing / assisting combustion burner is stopped. By using as a seat for introducing combustion air, it is possible to introduce optimum combustion air into the furnace, and at the same time, it is possible to improve the slag formation rate and reduce the seat for introducing combustion air, and its operating method. The purpose is to provide. Another object of the present invention is to provide a gasification and melting system equipped with the above melting furnace.
【0010】[0010]
【課題を解決するための手段】上記課題を解決するため
請求項1に記載の発明は、昇温用・助燃用バーナを具備
し、灰及び未燃炭素を含む生成ガスを導入し、該未燃炭
素及び生成ガスを高温燃焼させると共に、該灰を溶融す
る溶融炉において、昇温用・助燃用バーナに燃料を供給
する燃料供給系と燃焼用ガスを供給する燃焼用ガス供給
系と、該燃料供給系による昇温用・助燃用バーナへの燃
料供給停止後も生成ガスの燃焼継続中に該燃焼用ガス供
給系より該昇温用・助燃用バーナに燃焼用ガスの供給を
継続するための制御手段とを備えたことを特徴とする。In order to solve the above-mentioned problems, the invention according to claim 1 is provided with a temperature raising / burning burner for introducing a produced gas containing ash and unburned carbon, In a melting furnace that burns combustion carbon and generated gas at a high temperature and melts the ash, a fuel supply system that supplies fuel to a temperature raising / burning burner and a combustion gas supply system that supplies combustion gas, To continue the supply of combustion gas from the combustion gas supply system to the temperature raising / burning burner while the produced gas is still burning after the fuel supply system stops supplying fuel to the temperature raising / burning burner. And a control means of.
【0011】上記のように燃料供給系による昇温用・助
燃用バーナへの燃料供給停止後も前記生成ガスの燃焼継
続中に該燃焼用ガス供給系より該昇温用・助燃用バーナ
に燃焼用ガスの供給を継続するための制御手段を備え、
該昇温用・助燃用バーナへの燃料供給停止後も生成ガス
の燃焼継続中燃焼用ガスを供給し続けることにより、該
昇温用・助燃用バーナのバーナ座を燃焼用ガスの導入用
座として利用できることになる。通常このバーナ座は炉
頂部の中心に設けられるから、燃焼用ガスを最適に炉内
に導入する(吹き込む)ことができ、炉内温度を最適な
状態に維持することが容易になる。また、バーナ座を燃
焼用ガスの導入用座として利用するから、その分燃焼空
気の導入用座を削減できる。As described above, even after the fuel supply system stops supplying fuel to the temperature raising / combustion burner, the combustion gas supply system combusts the temperature raising / combustion burner while the produced gas continues to burn. Equipped with a control means for continuing the supply of the working gas,
By continuing to supply the combustion gas during the combustion of the generated gas even after the fuel supply to the temperature raising / combustion burner is stopped, the burner seat of the temperature raising / combustion burner is a seat for introducing the combustion gas. Will be available as. Normally, this burner seat is provided at the center of the furnace top, so that the combustion gas can be optimally introduced (blown) into the furnace, and it becomes easy to maintain the furnace temperature at an optimum state. Further, since the burner seat is used as the seat for introducing the combustion gas, the seat for introducing the combustion air can be reduced accordingly.
【0012】請求項2に記載の発明は、請求項1に記載
の溶融炉において、溶融炉は生成ガス及び/又は燃焼用
ガスを炉壁面の接線方向に導入して炉内に旋回流を形成
する旋回溶融炉であり、該旋回流の旋回方向と前記昇温
用・助燃用バーナからの燃焼用ガスの旋回流の旋回方向
を一致させることを特徴とする。According to a second aspect of the present invention, in the melting furnace according to the first aspect, the melting furnace introduces a generated gas and / or a combustion gas in a tangential direction of a furnace wall surface to form a swirling flow in the furnace. In the swirling melting furnace, the swirling direction of the swirling flow and the swirling direction of the swirling flow of the combustion gas from the temperature raising / combustion burner are made to coincide with each other.
【0013】上記のように生成ガス及び/又は燃焼用ガ
スの旋回流の旋回方向と昇温用・助燃用バーナからの燃
焼用ガスの旋回流の旋回方向を一致させることにより、
生成ガス及び/又は燃焼用ガスの旋回流は助長されるこ
とになり、灰は炉壁面に更に効果的に集められるから、
溶融スラグ化率が更に向上する。As described above, the swirling direction of the swirling flow of the generated gas and / or the combustion gas and the swirling direction of the swirling flow of the combustion gas from the temperature raising / combustion burner are made to coincide with each other.
The swirling flow of the product gas and / or the combustion gas will be promoted, and the ash will be more effectively collected on the furnace wall surface.
The molten slag formation rate is further improved.
【0014】請求項3に記載の発明は、昇温用・助燃用
バーナを具備し、灰及び未燃炭素を含む生成ガスを導入
し、該未燃炭素及び生成ガスを高温燃焼させると共に、
該灰を溶融する溶融炉の運転方法において、昇温用・助
燃用バーナへの燃料供給を停止した後、生成ガスの燃焼
継続中該昇温用・助燃用バーナから燃焼用ガスを供給し
続けることを特徴とする。According to a third aspect of the present invention, a burner for heating and auxiliary combustion is provided, and a produced gas containing ash and unburned carbon is introduced, and the unburned carbon and the produced gas are burned at a high temperature.
In the method of operating the melting furnace for melting the ash, after stopping the fuel supply to the temperature raising / combustion burner, the combustion gas is continuously supplied from the temperature raising / combustion burner during the combustion of the produced gas. It is characterized by
【0015】上記のように昇温用・助燃用バーナへの燃
料供給を停止した後、生成ガスの燃焼継続中該昇温用・
助燃用バーナから燃焼用ガスを供給し続けることによ
り、燃焼用ガスを最適に炉内に導入する(吹き込む)こ
とができる溶融炉の運転が可能となる。また、燃焼用ガ
スの導入用座の削減も可能となる。After the fuel supply to the temperature raising / assisting combustion burner is stopped as described above, the temperature raising / burning is continued during combustion of the produced gas.
By continuing to supply the combustion gas from the auxiliary combustion burner, it becomes possible to operate the melting furnace capable of optimally introducing (blowing) the combustion gas into the furnace. Further, it is possible to reduce the number of seats for introducing combustion gas.
【0016】請求項4に記載の発明は、廃棄物をガス化
して灰及び未燃炭素を含む生成ガスを生成するガス化炉
と、該灰及び未燃炭素を含む生成ガスを導入し、未燃炭
素を含む生成ガスを高温燃焼させると共に、該灰を溶融
するための溶融炉を備えたガス化溶融システムにおい
て、溶融炉は、バーナに燃料を供給する燃料供給系と燃
焼用ガスを供給する燃焼用ガス供給系と、該燃料供給系
によるバーナへの燃料供給停止後も生成ガスの燃焼継続
中に該燃焼用ガス供給系より該バーナに燃焼用ガスの供
給を継続するための制御手段とを備えたことを特徴とす
る。The invention according to claim 4 is a gasification furnace for gasifying waste to produce a product gas containing ash and unburned carbon, and introducing a product gas containing the ash and unburned carbon, In a gasification and melting system that includes a melting furnace for melting the ash at a high temperature while burning a produced gas containing combustion carbon, the melting furnace supplies a fuel supply system for supplying fuel to a burner and a combustion gas. A combustion gas supply system, and a control means for continuing the supply of the combustion gas from the combustion gas supply system to the burner during the combustion of the generated gas even after the fuel supply to the burner by the fuel supply system is stopped. It is characterized by having.
【0017】上記のように溶融炉のバーナへの燃料供給
停止後も生成ガスの燃焼継続中燃焼用ガスを供給し続け
ることにより、該バーナのバーナ座を燃焼用ガスの導入
用座として利用でき、燃焼用ガスを最適に炉内に導入す
ることができ、炉内温度を最適な状態に維持できる溶融
炉を具備するガス化溶融システムを提供できる。As described above, the burner seat of the burner can be used as a seat for introducing the combustion gas by continuing to supply the combustion gas while the combustion of the produced gas continues even after the fuel supply to the burner of the melting furnace is stopped. It is possible to provide a gasification and melting system equipped with a melting furnace capable of optimally introducing combustion gas into the furnace and maintaining the temperature inside the furnace at an optimum state.
【0018】[0018]
【発明の実施の形態】以下、本発明の実施の形態例を図
面に基づいて説明する。図2は本発明に係る溶融炉の一
部(上部)の構成を示す図で、図2(a)は側断面図、
図2(b)は平断面(A−A断面)図である。図示する
ように、ここでは生成ガス導入口17は流入する生成ガ
ス18の流れが炉壁面の接線方向と一致するようにその
軸線を炉壁面の接線と一致又は平行させて設けている。
これにより炉内に導入される(炉内に流れ込む)生成ガ
ス18は炉内で旋回流を形成する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 2 is a diagram showing a part (upper part) of the melting furnace according to the present invention, FIG. 2 (a) is a side sectional view,
FIG. 2B is a plan sectional view (AA sectional view). As shown in the figure, here, the product gas inlet 17 is provided with its axis aligned or parallel to the tangent line of the furnace wall surface so that the flow of the inflowing product gas 18 matches the tangential direction of the furnace wall surface.
As a result, the produced gas 18 introduced into the furnace (flowing into the furnace) forms a swirl flow in the furnace.
【0019】また、炉側壁内面に開口する燃焼空気導入
口16も、炉内に導入される(吹き込む)燃焼空気19
の流れが炉壁面の接線方向と一致するようにその軸線を
炉壁面の接線と一致又は平行させて設けている。これに
より炉内に導入される燃焼空気19は炉内で旋回流を形
成する。Further, the combustion air introducing port 16 opening on the inner surface of the furnace side wall also introduces (blown) combustion air 19 into the furnace.
Is provided so that its axis coincides with or is parallel to the tangent line of the furnace wall surface. As a result, the combustion air 19 introduced into the furnace forms a swirling flow in the furnace.
【0020】炉頂部の中心部に設けられた昇温用・助燃
用バーナ14には油、ガス等の燃料24を供給する燃料
供給系25とバーナ燃焼空気26を供給する燃焼空気供
給系27を個別に設けている。燃料供給系25には供給
する燃料24の流量を制御する流量制御弁28を設け、
燃焼空気供給系27には供給するバーナ燃焼空気26の
流量を調整するダンパー29を設ける。この流量制御弁
28及びダンパー29の開度は制御部30により自動的
に又は手動で制御できるようになっている。A fuel supply system 25 for supplying fuel 24 such as oil and gas and a combustion air supply system 27 for supplying burner combustion air 26 are provided in the temperature raising / auxiliary burner 14 provided at the center of the furnace top. It is provided individually. The fuel supply system 25 is provided with a flow rate control valve 28 for controlling the flow rate of the fuel 24 to be supplied,
The combustion air supply system 27 is provided with a damper 29 for adjusting the flow rate of the burner combustion air 26 supplied. The openings of the flow rate control valve 28 and the damper 29 can be controlled automatically or manually by the control unit 30.
【0021】上記構成の溶融炉において、生成ガス導入
口17から灰や未燃炭素を含む生成ガス18を導入する
と共に、燃焼空気導入口16から燃焼空気19を吹き込
んで生成ガス18を燃焼させるのであるが、上述のよう
に運転始めは昇温及び助燃のため昇温用・助燃用バーナ
14や昇温用・助燃用バーナ15(図1参照)を起動
し、炉内を高温に昇温させた後、生成ガス18を導入し
て燃焼させる。炉内が高温(好ましくは1200℃以
上、更に好ましくは1300℃程度)に維持できるよう
になったら、制御部30は燃料供給系25の流量制御弁
28を閉じて昇温用・助燃用バーナ14への燃料24の
供給を停止する。In the melting furnace having the above construction, the generated gas 18 containing ash and unburned carbon is introduced from the generated gas inlet 17, and the combustion air 19 is blown from the combustion air inlet 16 to burn the generated gas 18. However, as described above, at the beginning of operation, the temperature raising / assisting combustion burner 14 and the temperature raising / assisting combustion burner 15 (see FIG. 1) are started to raise the temperature in the furnace to a high temperature. After that, the generated gas 18 is introduced and burned. When the inside of the furnace can be maintained at a high temperature (preferably 1200 ° C. or higher, more preferably about 1300 ° C.), the control unit 30 closes the flow rate control valve 28 of the fuel supply system 25 to raise the temperature / assisting combustion burner 14. The supply of fuel 24 to the
【0022】そして昇温用・助燃用バーナ14にはバー
ナ燃焼空気26を生成ガス18の燃焼を継続させるため
の燃焼空気として送り続ける。その際、制御部30はダ
ンパー29の開度を調整して燃焼空気の流量を調整す
る。ダンパー29の開度調整は手動で行ってもよい。Then, the burner combustion air 26 is continuously sent to the temperature raising / assisting combustion burner 14 as combustion air for continuing the combustion of the generated gas 18. At that time, the control unit 30 adjusts the opening of the damper 29 to adjust the flow rate of the combustion air. The opening degree of the damper 29 may be manually adjusted.
【0023】昇温用・助燃用バーナ14には旋回器、即
ちスワラが設けられており、昇温用・助燃用バーナ14
のバーナ座から炉内に吹き込む燃焼空気に旋回力を与
え、旋回流を形成する。そしてこの燃焼空気の旋回流の
旋回方向を生成ガス18と炉側壁の燃焼空気導入口16
から導入された燃焼空気19の混合ガスの旋回流の旋回
方向と一致させることにより、該生成ガス18の旋回流
を助長させる。これにより、混合ガス中に含まれる灰や
未燃炭素はこの助長された旋回流の強い遠心力を受け、
効果的に炉壁面に集められ、未燃炭素は燃焼し、灰は高
温により溶融するから溶融スラグ化率が向上する。The temperature raising / combustion burner 14 is provided with a swirler, that is, a swirler.
The swirl flow is formed by giving a swirl force to the combustion air blown into the furnace from the burner seat. Then, the swirling direction of the swirling flow of the combustion air is changed to the generated gas 18 and the combustion air introducing port 16 on the furnace side wall.
The swirling flow of the produced gas 18 is promoted by matching the swirling direction of the swirling flow of the mixed gas of the combustion air 19 introduced from. As a result, ash and unburned carbon contained in the mixed gas are subjected to the strong centrifugal force of this promoted swirling flow,
It is effectively collected on the wall surface of the furnace, the unburned carbon burns, and the ash melts at a high temperature, which improves the molten slag conversion rate.
【0024】図3は昇温用・助燃用バーナの構成例を示
す図である。昇温用・助燃用バーナ14は図示するよう
に、風箱31と該風箱31の中心部に配置された燃料噴
射パイプ32を具備し、溶融炉10の頂部中心部に設け
たバーナ座10aに取り付けられている。燃料噴射パイ
プ32の先端部付近には旋回器(スワラ)33を取り付
けている。燃料噴射パイプ32に燃料供給系25から燃
料24を供給し、風箱31に燃焼空気供給系27からバ
ーナ燃焼空気26を供給する。これにより燃料噴射パイ
プ32の先端から燃料24が噴射されると共にバーナ燃
焼空気26が旋回器33を通って旋回流を形成しながら
燃料噴射パイプ32の先端前方に放射され、燃料24と
混合される。図示しない点火栓で着火することにより、
燃料24は燃焼し火炎を形成する。なお、通常のバーナ
では旋回器による旋回流で火炎を安定して保持する機能
がある。FIG. 3 is a diagram showing an example of the structure of a temperature raising / assisting combustion burner. As shown in the figure, the temperature raising / assisting combustion burner 14 includes a wind box 31 and a fuel injection pipe 32 arranged at the center of the wind box 31, and a burner seat 10 a provided at the center of the top of the melting furnace 10. Is attached to. A swirler (swirler) 33 is attached near the tip of the fuel injection pipe 32. The fuel 24 is supplied to the fuel injection pipe 32 from the fuel supply system 25, and the burner combustion air 26 is supplied to the wind box 31 from the combustion air supply system 27. As a result, the fuel 24 is injected from the tip of the fuel injection pipe 32, and the burner combustion air 26 is radiated toward the front of the tip of the fuel injection pipe 32 while forming a swirling flow through the swirler 33 and mixed with the fuel 24. . By igniting with a spark plug (not shown),
The fuel 24 burns to form a flame. In addition, a normal burner has a function of stably holding a flame by a swirling flow generated by a swirler.
【0025】図4はバーナ用旋回器(スワラ)の構成例
を示す図であり、図示するように旋回器33はリング状
に形成された枠体33aの内部に複数枚の旋回翼33b
を配置した構成である。風箱31からのバーナ燃焼空気
26は、枠体33aと旋回翼33bで囲まれた空間を通
る間に、該旋回翼33bにより旋回力を与えられ、旋回
流を形成しながら放射される。従って、上記のように燃
料噴射パイプ32に供給する燃料24を停止した場合で
も、風箱31にバーナ燃焼空気26のみを供給すること
により、バーナ座10aから旋回器33を通ったバーナ
燃焼空気26は生成ガス18を燃焼させる燃焼空気とし
て旋回流を形成しながら、炉内に放出される。FIG. 4 is a view showing an example of the structure of a swirler (swirler) for a burner. As shown, the swirler 33 has a plurality of swirl vanes 33b inside a ring-shaped frame 33a.
It is a configuration in which is arranged. The burner combustion air 26 from the wind box 31 is given a swirl force by the swirl vanes 33b while passing through a space surrounded by the frame 33a and the swirl vanes 33b, and is radiated while forming a swirl flow. Therefore, even when the fuel 24 supplied to the fuel injection pipe 32 is stopped as described above, by supplying only the burner combustion air 26 to the wind box 31, the burner combustion air 26 passing from the burner seat 10a to the swirler 33 is supplied. Is discharged into the furnace while forming a swirling flow as combustion air that burns the produced gas 18.
【0026】上記のように昇温用・助燃用バーナ14に
燃料24を供給する燃料供給系25とバーナ燃焼空気2
6を供給する燃焼空気供給系27を個別に設け、制御部
30により燃料供給系25からの燃料24の供給停止後
も生成ガス燃焼継続中燃焼空気供給系27によりバーナ
燃焼空気26を供給し続けることにより、バーナ座10
aを燃焼空気の導入用座として利用できることになる。
通常このバーナ座10aは炉の中心に設けられるから、
燃焼空気を最適に炉内に導入する(吹き込む)ことがで
きる。As described above, the fuel supply system 25 for supplying the fuel 24 to the temperature raising / assisting combustion burner 14 and the burner combustion air 2
A combustion air supply system 27 for supplying 6 is individually provided, and the burner combustion air 26 is continuously supplied by the combustion air supply system 27 while the produced gas is being combusted even after the supply of the fuel 24 from the fuel supply system 25 is stopped by the control unit 30. By this, burner seat 10
Therefore, a can be used as a seat for introducing combustion air.
Normally, this burner seat 10a is provided at the center of the furnace,
Combustion air can be optimally introduced (blown) into the furnace.
【0027】また、昇温用・助燃用バーナ14に旋回器
33を設けバーナ燃焼空気26を炉内に旋回流として導
入することにより、該バーナ燃焼空気26の旋回流の遠
心力により生成ガス中の灰は炉壁面に集められるから、
溶融スラグ化率が向上する。更に、炉内の上記混合ガス
の旋回流の旋回方向とバーナ燃焼空気26の旋回方向を
一致させることにより、生成ガス18の旋回流は助長さ
れることになり、生成ガス18中の灰は炉壁面に更に効
果的に集められるから、溶融スラグ化率が更に向上す
る。Further, a swirler 33 is provided in the temperature raising / auxiliary burner 14 to introduce the burner combustion air 26 into the furnace as a swirl flow, so that the centrifugal force of the swirl flow of the burner combustion air 26 causes the generated gas Ash is collected on the wall of the furnace,
The molten slag formation rate is improved. Further, by making the swirling direction of the swirling flow of the mixed gas in the furnace coincide with the swirling direction of the burner combustion air 26, the swirling flow of the produced gas 18 is promoted, and the ash in the produced gas 18 is generated in the furnace. Since it can be more effectively collected on the wall surface, the molten slag formation rate is further improved.
【0028】なお、上記実施形態例では、生成ガス18
を生成ガス導入口17から旋回流を形成しながら、炉内
に導入する例を示したが、溶融スラグ化率はやや劣る
が、生成ガス18を旋回流として導入する旋回溶融炉で
なくとも本発明は適用できる。即ち、炉頂中心より若干
外れた位置にバーナ座10aを設けた場合であっても、
旋回の効果は落ちるが、燃焼用ガスとの相乗効果が期待
できるためである。In the above embodiment, the generated gas 18
Although an example was shown in which the gas was introduced into the furnace while forming a swirl flow from the generated gas introduction port 17, the molten slag formation rate was slightly inferior, but even if the swirl melting furnace that introduces the generated gas 18 as a swirl flow is used, The invention is applicable. That is, even when the burner seat 10a is provided at a position slightly off the center of the furnace top,
This is because the swirling effect is reduced, but a synergistic effect with the combustion gas can be expected.
【0029】図示は省略するが、昇温用・助燃用バーナ
15(図1参照)にも燃料供給系と燃焼空気供給系を個
別に設け、該燃料供給系により助燃用バーナへの燃料供
給停止後も該燃焼空気供給系により該助燃用バーナに燃
焼空気を供給し続けるようにしてもよい。この場合、該
昇温用・助燃用バーナ15にも通常旋回器が設けられて
おり、昇温用・助燃用バーナ15から供給する燃焼空気
を炉内に旋回流として導入するから、昇温用・助燃用バ
ーナ15からの燃焼空気の旋回方向と上記混合ガスの旋
回流の旋回方向とを一致させることにより、溶融スラグ
化率を向上させることができる。Although not shown, a fuel supply system and a combustion air supply system are separately provided for the temperature raising / combustion burner 15 (see FIG. 1), and the fuel supply system stops the fuel supply to the combustion assist burner. After that, the combustion air may be continuously supplied to the auxiliary burner by the combustion air supply system. In this case, the temperature raising / assisting combustion burner 15 is also usually provided with a swirler, and the combustion air supplied from the temperature raising / assisting combustion burner 15 is introduced into the furnace as a swirl flow. By making the swirling direction of the combustion air from the auxiliary combustion burner 15 coincident with the swirling direction of the swirling flow of the mixed gas, the molten slag formation rate can be improved.
【0030】なお、従来の溶融炉においても、昇温用・
助燃用バーナに可変空気比バーナを用い、燃料供給系と
燃焼空気供給系を個別に制御可能としたものがある。本
願発明では、昇温用・助燃用バーナへの燃料供給がゼロ
(従来の使用方法ではバーナ停止状態)のときでも、燃
焼空気供給系は使用を継続するところに特徴がある。Even in the conventional melting furnace,
There is one in which a variable air ratio burner is used for the auxiliary combustion burner and the fuel supply system and the combustion air supply system can be controlled individually. The present invention is characterized in that the combustion air supply system continues to be used even when the fuel supply to the temperature raising / assisting combustion burner is zero (the burner is in a stopped state in the conventional usage method).
【0031】また、従来の使用方法でも、昇温用・助燃
用バーナの停止時に燃焼空気を少量流し(例えば、ダン
パーの開度を10%)、バーナの焼損を防止している。
即ち、バーナ出力が0%でもダンパーを全閉とせずに空
気リーク分によりバーナの構成部品を冷却している。本
願発明では、ダンパーリーク以上に積極的に燃焼空気を
炉内に供給するところに特徴がある。勿論、バーナ座を
空気吹込口として使用し、燃焼状態に応じて風量を増減
しても、バーナ構成部品の熱的保護上は何ら問題がな
い。Also in the conventional method of use, a small amount of combustion air is caused to flow when the temperature raising / assisting combustion burner is stopped (for example, the damper opening is 10%) to prevent burner burnout.
That is, even if the burner output is 0%, the components of the burner are cooled by the air leak amount without fully closing the damper. The present invention is characterized in that the combustion air is supplied into the furnace more positively than the damper leak. Of course, even if the burner seat is used as an air blowing port and the air volume is increased or decreased according to the combustion state, there is no problem in terms of thermal protection of the burner components.
【0032】また、上記実施形態例では、溶融炉10内
に導入する燃焼用ガスとして、空気を用いる例を示した
が、燃焼用ガスは空気に限定されるものではなく、酸素
賦活空気や酸素でもよい。また、燃焼用ガスを溶融炉に
導入する前に、予熱したものを用いることもできる。Further, in the above-described embodiment, an example in which air is used as the combustion gas introduced into the melting furnace 10 has been shown, but the combustion gas is not limited to air, and oxygen-activated air or oxygen can be used. But it's okay. It is also possible to use a preheated gas before introducing the combustion gas into the melting furnace.
【0033】また、溶融炉10内に導入する生成ガス1
8を生成するガス化炉は、流動層ガス化炉、キルン炉、
外部循環式流動層ガス化炉等いずれを使用してもよい。
また、図示は省略するが上記溶融炉10の前段にガス化
炉を設け、本発明に係るガス化溶融システムを構成した
場合も、ガス化炉は上記と同様、流動層ガス化炉、キル
ン炉、外部循環式流動層ガス化炉等いずれでもよい。The product gas 1 introduced into the melting furnace 10
The gasifier producing 8 is a fluidized bed gasifier, kiln furnace,
Any external circulation type fluidized bed gasification furnace or the like may be used.
Further, although not shown, when a gasification furnace is provided in the preceding stage of the melting furnace 10 to configure the gasification and melting system according to the present invention, the gasification furnace is similar to the above, the fluidized bed gasification furnace and the kiln furnace. Any external circulation type fluidized bed gasification furnace may be used.
【0034】[0034]
【発明の効果】以上、説明したように各請求項に記載の
発明によれば、下記のような優れた効果が期待できる。As described above, according to the invention described in each claim, the following excellent effects can be expected.
【0035】請求項1に記載の発明によれば、燃料供給
系による昇温用・助燃用バーナへの燃料供給停止後も前
記生成ガスの燃焼継続中に該燃焼用ガス供給系より該昇
温用・助燃用バーナに燃焼用ガスの供給を継続するため
の制御手段を備え、該昇温用・助燃用バーナへの燃料供
給停止後も生成ガスの燃焼継続中燃焼用ガスを供給し続
けることにより、該昇温用・助燃用バーナのバーナ座を
燃焼用ガスの導入用座として利用できることになる。通
常このバーナ座は炉頂部の中心に設けられるから、燃焼
用ガスを最適に炉内に導入する(吹き込む)ことがで
き、炉内温度を最適な状態に維持することが容易にな
る。また、バーナ座を燃焼用ガスの導入用座として利用
するから、その分燃焼空気の導入用座を削減できる。According to the first aspect of the invention, the temperature is raised from the combustion gas supply system while the combustion of the generated gas is continued even after the fuel supply to the temperature raising / assisting combustion burner is stopped by the fuel supply system. A control means for continuing the supply of the combustion gas to the combustion / auxiliary burner, and continuing to supply the combustion gas during the continuation of the combustion of the generated gas even after the fuel supply to the temperature-increasing / combustion burner is stopped. As a result, the burner seat of the heating / assisting combustion burner can be used as a seat for introducing combustion gas. Normally, this burner seat is provided at the center of the furnace top, so that the combustion gas can be optimally introduced (blown) into the furnace, and it becomes easy to maintain the furnace temperature at an optimum state. Further, since the burner seat is used as the seat for introducing the combustion gas, the seat for introducing the combustion air can be reduced accordingly.
【0036】請求項2に記載の発明によれば、生成ガス
及び/又は燃焼用ガスの旋回流の旋回方向と昇温用・助
燃用バーナからの燃焼用ガスの旋回流の旋回方向を一致
させることにより、生成ガス及び/又は燃焼用ガスの旋
回流は助長されることになり、灰は炉壁面に更に効果的
に集められるから、溶融スラグ化率が更に向上する。According to the second aspect of the invention, the swirling direction of the swirling flow of the produced gas and / or the combustion gas is made to coincide with the swirling direction of the swirling flow of the combustion gas from the temperature raising / assisting combustion burner. As a result, the swirling flow of the produced gas and / or the combustion gas is promoted, and the ash is more effectively collected on the furnace wall surface, so that the molten slag formation rate is further improved.
【0037】請求項3に記載の発明によれば、昇温用・
助燃用バーナへの燃料供給を停止した後、生成ガスの燃
焼継続中該昇温用・助燃用バーナから燃焼用ガスを供給
し続けることにより、燃焼用ガスを最適に炉内に導入す
る(吹き込む)ことができる溶融炉の運転が可能とな
る。また、燃焼用ガスの導入用座の削減も可能となる。According to the invention described in claim 3,
After stopping the fuel supply to the auxiliary combustion burner, the combustion gas is optimally introduced (blown) into the furnace by continuing to supply the combustion gas from the temperature increasing / auxiliary combustion burner during the combustion of the produced gas. It is possible to operate the melting furnace. Further, it is possible to reduce the number of seats for introducing combustion gas.
【0038】請求項4に記載の発明によれば、昇温用・
助燃用バーナへの燃料供給停止後も生成ガスの燃焼継続
中燃焼用ガスを供給し続けることにより、該昇温用・助
燃用バーナのバーナ座を燃焼用ガスの導入用座として利
用でき、燃焼用ガスを最適に炉内に導入することがで
き、炉内温度を最適な状態に維持できる溶融炉を具備す
るガス化溶融システムを提供できる。According to the fourth aspect of the invention,
By continuing to supply the combustion gas during the combustion of the generated gas even after the supply of fuel to the auxiliary combustion burner is stopped, the burner seat of the temperature raising / assisting combustion burner can be used as a seat for introducing the combustion gas, It is possible to provide a gasification and melting system including a melting furnace that can optimally introduce a working gas into the furnace and can maintain the temperature inside the furnace at an optimum state.
【図1】溶融炉の概略構成例を示す図である。FIG. 1 is a diagram showing a schematic configuration example of a melting furnace.
【図2】本発明に係る溶融炉の一部(上部)の構成例を
示す図で、図2(a)は側断面図、図2(b)はA−A
断面図である。FIG. 2 is a diagram showing a configuration example of a part (upper part) of a melting furnace according to the present invention, FIG. 2 (a) is a side sectional view, and FIG. 2 (b) is AA.
FIG.
【図3】本発明に係る溶融炉に用いる昇温用・助燃用バ
ーナの構成例を示す図である。FIG. 3 is a diagram showing a configuration example of a temperature raising / assisting combustion burner used in the melting furnace according to the present invention.
【図4】バーナ用旋回器(スワラ)の構成例を示す図で
ある。FIG. 4 is a diagram showing a configuration example of a swirler (swirler) for a burner.
10 溶融炉 11 一次燃焼室 12 二次燃焼室 13 三次燃焼室 14 昇温用・助燃用バーナ 15 昇温用・助燃用バーナ 16 燃焼空気導入口 17 生成ガス導入口 18 生成ガス 19 燃焼空気 20 燃焼排ガス 21 排ガス出口 22 溶融スラグ 23 スラグ排出口 24 燃料 25 燃料供給系 26 バーナ燃焼空気 27 燃焼空気供給系 28 流量制御弁 29 ダンパー 30 制御部 31 風箱 32 燃料噴射パイプ 33 バーナ用旋回器(スワラ) 10 melting furnace 11 Primary combustion chamber 12 Secondary combustion chamber 13 tertiary combustion chamber 14 Temperature rising / burning burner 15 Temperature raising / burning burner 16 Combustion air inlet 17 Product gas inlet 18 Product gas 19 Combustion air 20 Combustion exhaust gas 21 Exhaust gas outlet 22 Molten slag 23 Slag outlet 24 fuel 25 Fuel supply system 26 burner combustion air 27 Combustion air supply system 28 Flow control valve 29 damper 30 control unit 31 wind box 32 Fuel injection pipe 33 Burner swirler
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 FI テーマコート゛(参考) F23G 5/16 F23G 7/00 103Z 7/00 103 7/06 101D 7/06 101 B09B 3/00 303L (72)発明者 安藤 哲也 東京都大田区羽田旭町11番1号 株式会社 荏原製作所内 Fターム(参考) 3K061 AB03 AC01 BA06 CA01 DB16 EB11 EB14 FA25 FA28 3K062 AB03 AC01 AC03 BA01 3K078 AA06 BA03 CA02 CA08 CA12 CA18 4D004 AA07 AA11 AA28 AA46 AA48 AB03 CA27 CA29 CB34 DA02 DA06 ─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. 7 Identification code FI theme code (reference) F23G 5/16 F23G 7/00 103Z 7/00 103 7/06 101D 7/06 101 B09B 3/00 303L ( 72) Inventor Tetsuya Ando 11-1 Haneda-Asahi-cho, Ota-ku, Tokyo F-term in EBARA CORPORATION (reference) 3K061 AB03 AC01 BA06 CA01 DB16 EB11 EB14 FA25 FA28 3K062 AB03 AC01 AC03 BA01 3K078 AA06 BA03 CA02 CA08 CA12 CA18 4D004 AA07 AA11 AA28 AA46 AA48 AB03 CA27 CA29 CB34 DA02 DA06
Claims (4)
未燃炭素を含む生成ガスを導入し、該未燃炭素及び生成
ガスを高温燃焼させると共に、該灰を溶融する溶融炉に
おいて、 前記昇温用・助燃用バーナに燃料を供給する燃料供給系
と燃焼用ガスを供給する燃焼用ガス供給系と、該燃料供
給系による昇温用・助燃用バーナへの燃料供給停止後も
前記生成ガスの燃焼継続中に該燃焼用ガス供給系より該
昇温用・助燃用バーナに燃焼用ガスの供給を継続するた
めの制御手段とを備えたことを特徴とする溶融炉。1. A melting furnace equipped with a burner for raising temperature and for supporting combustion, introducing a produced gas containing ash and unburned carbon, burning the unburned carbon and produced gas at a high temperature, and melting the ash. A fuel supply system for supplying fuel to the temperature raising / combustion burner and a combustion gas supply system for supplying combustion gas, and even after the fuel supply to the temperature raising / combustion burner is stopped by the fuel supply system A melting furnace, comprising: a control unit for continuing to supply the combustion gas from the combustion gas supply system to the temperature raising / burning burner while the generated gas continues to burn.
面の接線方向に導入して炉内に旋回流を形成する旋回溶
融炉であり、該旋回流の旋回方向と前記昇温用・助燃用
バーナからの燃焼用ガスの旋回流の旋回方向を一致させ
ることを特徴とする溶融炉。2. The melting furnace according to claim 1, wherein the melting furnace is a swirling melting furnace that introduces the generated gas and / or the combustion gas in a tangential direction of a furnace wall surface to form a swirl flow in the furnace. The melting furnace is characterized in that the swirling direction of the swirling flow and the swirling direction of the swirling flow of the combustion gas from the temperature raising / assisting combustion burner are matched.
未燃炭素を含む生成ガスを導入し、該未燃炭素及び生成
ガスを高温燃焼させると共に、該灰を溶融する溶融炉の
運転方法において、 前記昇温用・助燃用バーナへの燃料供給を停止した後、
前記生成ガスの燃焼継続中該昇温用・助燃用バーナから
燃焼用ガスを供給し続けることを特徴とする溶融炉の運
転方法。3. A melting furnace provided with a burner for raising temperature and supporting combustion, introducing a produced gas containing ash and unburned carbon, burning the unburned carbon and produced gas at a high temperature, and melting the ash. In the operating method, after stopping the fuel supply to the temperature raising and auxiliary combustion burners,
A method for operating a melting furnace, characterized in that the combustion gas is continuously supplied from the temperature raising / assisting combustion burner while the generated gas is continuously burned.
む生成ガスを生成するガス化炉と、該灰及び未燃炭素を
含む生成ガスを導入し、未燃炭素を含む生成ガスを高温
燃焼させると共に、該灰を溶融するための溶融炉を備え
たガス化溶融システムにおいて、 前記溶融炉は、バーナに燃料を供給する燃料供給系と燃
焼用ガスを供給する燃焼用ガス供給系と、該燃料供給系
によるバーナへの燃料供給停止後も、前記生成ガスの燃
焼継続中に該燃焼用ガス供給系より該バーナに燃焼用ガ
スの供給を継続するための制御手段とを備えたことを特
徴とするガス化溶融炉システム。4. A gasification furnace for gasifying waste to produce a product gas containing ash and unburned carbon, and a product gas containing the ash and unburned carbon are introduced to produce a product gas containing unburned carbon. In a gasification melting system provided with a melting furnace for melting high temperature combustion and melting the ash, the melting furnace includes a fuel supply system for supplying fuel to a burner and a combustion gas supply system for supplying combustion gas. A control means for continuing the supply of the combustion gas from the combustion gas supply system to the burner while the combustion of the generated gas continues even after the fuel supply to the burner by the fuel supply system is stopped. Gasification melting furnace system characterized by.
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JP2002108222A JP2003302022A (en) | 2002-04-10 | 2002-04-10 | Melting furnace, operation method for melting furnace and gasification melting system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2002108222A JP2003302022A (en) | 2002-04-10 | 2002-04-10 | Melting furnace, operation method for melting furnace and gasification melting system |
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JP2003302022A true JP2003302022A (en) | 2003-10-24 |
Family
ID=29392055
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013530366A (en) * | 2010-04-23 | 2013-07-25 | レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | Fuel combustion furnace and method for controlling combustion in a fuel combustion furnace |
CN104819472A (en) * | 2015-05-25 | 2015-08-05 | 山东百川同创能源有限公司 | Biomass solid waste and hazardous waste combustion gas production system |
CN104819470A (en) * | 2015-05-25 | 2015-08-05 | 山东百川同创能源有限公司 | Biomass solid waste and hazardous waste treatment system |
CN104990084A (en) * | 2015-05-25 | 2015-10-21 | 山东百川同创能源有限公司 | Treatment technology for biomass solid waste and hazardous waste |
-
2002
- 2002-04-10 JP JP2002108222A patent/JP2003302022A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013530366A (en) * | 2010-04-23 | 2013-07-25 | レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | Fuel combustion furnace and method for controlling combustion in a fuel combustion furnace |
CN104819472A (en) * | 2015-05-25 | 2015-08-05 | 山东百川同创能源有限公司 | Biomass solid waste and hazardous waste combustion gas production system |
CN104819470A (en) * | 2015-05-25 | 2015-08-05 | 山东百川同创能源有限公司 | Biomass solid waste and hazardous waste treatment system |
CN104990084A (en) * | 2015-05-25 | 2015-10-21 | 山东百川同创能源有限公司 | Treatment technology for biomass solid waste and hazardous waste |
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