JP2003277773A - Biomass decomposition gas cleaning apparatus - Google Patents

Biomass decomposition gas cleaning apparatus

Info

Publication number
JP2003277773A
JP2003277773A JP2002080061A JP2002080061A JP2003277773A JP 2003277773 A JP2003277773 A JP 2003277773A JP 2002080061 A JP2002080061 A JP 2002080061A JP 2002080061 A JP2002080061 A JP 2002080061A JP 2003277773 A JP2003277773 A JP 2003277773A
Authority
JP
Japan
Prior art keywords
gas
solvent
biomass
viscous solution
dust
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
Application number
JP2002080061A
Other languages
Japanese (ja)
Other versions
JP3834250B2 (en
Inventor
Takeshi Suzuki
鈴木  剛
Masabumi Matsumoto
正文 松本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Engineering and Shipbuilding Co Ltd
Original Assignee
Mitsui Engineering and Shipbuilding Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsui Engineering and Shipbuilding Co Ltd filed Critical Mitsui Engineering and Shipbuilding Co Ltd
Priority to JP2002080061A priority Critical patent/JP3834250B2/en
Publication of JP2003277773A publication Critical patent/JP2003277773A/en
Application granted granted Critical
Publication of JP3834250B2 publication Critical patent/JP3834250B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/78Recycling of wood or furniture waste

Landscapes

  • Processing Of Solid Wastes (AREA)
  • Gas Separation By Absorption (AREA)
  • Treatment Of Sludge (AREA)
  • Industrial Gases (AREA)

Abstract

<P>PROBLEM TO BE SOLVED: To obtain a decomposition gas for a clean fuel adaptable to a highly efficient heat engine such as a gas turbine by pyrolyzing a highly wet biomass. <P>SOLUTION: A trap part 2 in a casing 1 is filled with a solvent 3 comprising a light decomposition solvent (gas oil or kerosene, or benzene, toluene, xylene or the like according to a temperature level). A decomposition gas 4 obtained by carbonizing and pyrolyzing a biomass is passed through the trap part 2 filled with the solvent 3 to dissolve and remove the tar and dust in the gas, thus giving a biomass decomposition gas that can be used as a clean fuel for a highly efficient heat engine such as a gas turbine. The viscous solution 6 is circulated through a heat exchanger 8 to maintain the temperature in the apparatus below the boiling point of the solvent. The liquid level of the viscous solution 6 is monitored with a sensor 11. When the liquid level rises, the solution 6 is discharged out of the apparatus according to a command from a controller 12 and utilized as a fuel for a boiler in e.g. a power generation system. <P>COPYRIGHT: (C)2004,JPO

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【発明の属する技術分野】本発明はバイオマス分解ガス
洗浄装置に係り、特に、高湿潤のバイオマス(例えば、
木質系、汚泥、糞尿、食物残渣、あるいは籾殻やビール
かすなどの食品廃棄物等の有機性廃棄物)を加熱して生
成した分解ガスを、発電システムなどの燃料ガスとして
有効利用するためのガス洗浄技術に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a biomass decomposing gas cleaning apparatus, and more particularly to a highly moist biomass (for example,
Gas for effective use of decomposed gas produced by heating wood-based materials, sludge, manure, food residues, or organic waste such as food waste such as rice husks and beer residue as fuel gas for power generation systems, etc. Regarding cleaning technology.

【0002】[0002]

【従来の技術】従来、バイオマス等の廃棄物を熱分解す
ると、ガス、チャー、およびタールなどの発生が知られ
ている。これらは、加熱に基づくガス化装置の操作温度
によって、それぞれの生成量や成分が異なる。
2. Description of the Related Art Conventionally, it has been known that gas, char, tar and the like are generated when a waste such as biomass is pyrolyzed. The amount and composition of each of these differ depending on the operating temperature of the gasifier based on heating.

【0003】この種の技術として、特開平10−330
760号公報に有機物の連続炭化装置が記載されてい
る。この装置の構造は、主として、乾燥炉、炭火炉、脱
臭炉、ホッパー、およびスクリューフィーダ等で構成さ
れている。
As a technique of this kind, Japanese Patent Laid-Open No. 10-330 is known.
Japanese Unexamined Patent Publication No. 760 describes a continuous carbonization device for organic substances. The structure of this device is mainly composed of a drying furnace, a charcoal furnace, a deodorizing furnace, a hopper, a screw feeder, and the like.

【0004】[0004]

【発明が解決しようとする課題】上記従来例では、乾燥
炉で発生する蒸気は、そのまま乾燥物とともに炭化炉ヘ
送給され、炭化炉で生成するガスと混合されて、最終的
に利用される生成ガスは脱臭炉の熱源として利用される
に過ぎなかった。
In the above conventional example, the steam generated in the drying furnace is fed as it is to the carbonization furnace together with the dried product, mixed with the gas generated in the carbonization furnace, and finally used. The produced gas was only used as a heat source for the deodorizing furnace.

【0005】すなわち、炭化熱分解で生成するガスは、
低カロリーガスで、かつダストおよびタール等を含んだ
ダーティーな燃料なるが故に、ガスエンジンやガスター
ビン等の高効率熱機関の燃料としては不適であった。
That is, the gas produced by the pyrolysis of carbonization is
Since it is a low-calorie gas and a dirty fuel containing dust and tar, it was unsuitable as a fuel for high-efficiency heat engines such as gas engines and gas turbines.

【0006】他方、従来の汽力発電は、発電効率の低さ
(湿潤物質が原因でせいぜい20%以下)に由来してバ
イオマス発電は成立が困難であった。そのため、バイオ
マスの熱分解による生成ガスを、ガスタービンやガスエ
ンジンなどの高効率機関の燃料に適用可能にすることが
望まれていた。
On the other hand, in conventional steam power generation, it was difficult to establish biomass power generation due to its low power generation efficiency (20% or less at most due to wet substances). Therefore, it has been desired to make the gas produced by the thermal decomposition of biomass applicable to the fuel of high-efficiency engines such as gas turbines and gas engines.

【0007】本発明の目的は、高湿潤のバイオマスを熱
分解して、ガスタービン等の高効率熱機関に適用可能な
クリーンでかつ高カロリーな燃料用熱分解ガスを得るた
めのバイオマス分解ガス洗浄装置を提供することであ
る。
The object of the present invention is to decompose biomass gas by pyrolysis of highly moist biomass to obtain clean and high calorie pyrolysis gas for fuel that can be applied to high efficiency heat engines such as gas turbines. It is to provide a device.

【0008】[0008]

【課題を解決するための手段】上記目的を達成するため
に、本発明のバイオマス分解ガス洗浄装置は、バイオマ
スを炭化熱分解して生成した分解ガスを通過させ、該分
解ガス中のタール分およびダストを捕捉するための充填
材を充填したトラップ部を有し、該トラップ部に溶媒を
流下させて前記タール分およびダストを該溶媒に直接接
触させて溶解させるとともに、該溶媒にタール分および
ダストが溶解した粘性溶液を熱交換器を介して循環させ
る循環系を備えたことを特徴とするものである。
In order to achieve the above-mentioned object, a biomass decomposed gas cleaning apparatus of the present invention allows a decomposed gas produced by carbonizing pyrolysis of biomass to pass therethrough, and a tar content in the decomposed gas and It has a trap part filled with a filler for capturing dust, and the tar part and the dust are brought into direct contact with the solvent by flowing a solvent into the trap part to dissolve the tar part and the dust in the solvent. It is characterized by comprising a circulation system for circulating a viscous solution in which is dissolved through a heat exchanger.

【0009】以下、本発明の作用を説明する。バイオマ
スを熱分解すると、次の化学反応式(1)〜(6)に示
すような種々の反応の組み合せにより、CO、CO
よびHなどのガスが発生する。
The operation of the present invention will be described below. When biomass is pyrolyzed, gases such as CO, CO 2 and H 2 are generated by a combination of various reactions as shown in the following chemical reaction formulas (1) to (6).

【0010】 C+O⇔CO ………(1) C+CO⇔2CO ………(2) 2C+O⇔2CO ………(3) C+2HO⇔CO+2H ………(4) C+HO⇔CO+H ………(5) CO+HO⇔CO+H ………(6)[0010] C + O 2 ⇔CO 2 ......... ( 1) C + CO 2 ⇔2CO ......... (2) 2C + O 2 ⇔2CO ......... (3) C + 2H 2 O⇔CO 2 + 2H 2 ......... (4) C + H 2 O⇔CO + H 2 ……… (5) CO + H 2 O⇔CO 2 + H 2 ……… (6)

【0011】上記化学式は、必ずしも一方向に進行する
とは限らず、水分、温度、燃料種、滞留時間等の複雑な
要素が絡み合う。しかし、ガス中のHOの存在が、極
めて重要であることを示している。
The above chemical formula does not always proceed in one direction, and complicated elements such as moisture, temperature, fuel type, and residence time are entangled with each other. However, the presence of H 2 O in the gas has been shown to be extremely important.

【0012】したがって、バイオマスの処理工程を乾燥
工程と炭化熱分解工程とに分けると、炭化熱分解工程で
はHOが関与することが極小になって、生成ガス中の
水素の生成が阻害されるため、高カロリーのガスを得ら
れなくなる恐れがある。
Therefore, if the biomass treatment process is divided into a drying process and a carbonization pyrolysis process, the involvement of H 2 O in the carbonization pyrolysis process is minimized and the production of hydrogen in the produced gas is hindered. Therefore, high calorie gas may not be obtained.

【0013】炭化熱分解工程では、熱分解は150℃近
辺で始まり、炭化水素を主成分とするガス、タールおよ
びチャーなどが生成され、300℃付近で急激に熱分解
が始まる。タールは冷却すると高粘度の液体となり粘着
性を持つことから、一般にはそのガスをガスタービンや
ガスエンジンの燃料とすることができないため、ガス洗
浄が必要である。
In the carbonization pyrolysis step, the pyrolysis starts at around 150 ° C., the gas containing hydrocarbon as a main component, tar, char and the like are produced, and the thermal decomposition rapidly starts at around 300 ° C. When tar is cooled, it becomes a highly viscous liquid and has an adhesive property. Therefore, in general, the gas cannot be used as a fuel for a gas turbine or a gas engine, and therefore gas cleaning is necessary.

【0014】本発明者らは、以下の知見に基づいて、バ
イオマスの熱分解ガス中のタール分を低減する技術を開
発した。この炭化熱分解工程から排出されたタール分が
含有されている熱分解ガスは、タール分を構成する高分
子物質がベーパーとなっている時点で、炭化熱分解中に
蒸気賦活することによって炉内から発生するガス中のタ
ール分を極力抑え、かつ、高カロリーガスを取り出すこ
とが可能である。
The present inventors have developed a technique for reducing the tar content in the pyrolysis gas of biomass based on the following findings. The pyrolysis gas containing the tar content discharged from this carbonization pyrolysis step is activated by steam activation during carbonization pyrolysis at the time when the polymer substance forming the tar content is vapor. It is possible to suppress the tar content in the gas generated from the gas as much as possible and to take out high calorie gas.

【0015】しかしながら、少しのタールであっても、
後流の機器へ流れると、累積して機器の運転が困難とな
る。そこで、タール分を効率的な洗浄によって洗い落と
し、分解生成ガスをクリーン化して高効率機関へクリー
ンで高カロリーなガスを燃料として供給できるように構
成したものである。
However, even a little tar
When it flows to the downstream equipment, the equipment becomes difficult to operate cumulatively. Therefore, the tar content is washed off by efficient cleaning, and the decomposition product gas is cleaned so that clean and high calorie gas can be supplied to the high efficiency engine as fuel.

【0016】すなわち、軽質分解溶剤(軽油または灯
油、あるいは、温度レベルに応じてベンゼン、トルエ
ン、キシレン等を適宜選択する。)を使用した溶媒を用
い、タールなどを洗浄装置内のトラップ部に充填した充
填材に付着させ、循環ポンプによって溶媒が洗浄装置を
循環してトラップしたタールやダストが洗い落とされ、
分解ガスをクリーン化する。
That is, a solvent using a light decomposition solvent (light oil or kerosene, or benzene, toluene, xylene, etc. is appropriately selected according to the temperature level) is used, and tar or the like is filled in the trap portion in the cleaning device. The solvent is circulated through the cleaning device by the circulation pump and the trapped tar and dust are washed off.
Clean decomposition gas.

【0017】洗浄溶剤はある一定期間を経過すると、生
成ガス中のダストおよび洗い落とされたタールによっ
て、洗浄能力が低下、かつ、炭化熱分解時の生成水も加
わり、洗浄装置内の液面が上昇する。洗浄装置出口側の
バルブの開閉によって一定液面を維持し、かつ、溶剤を
補給することにって、ガスタービン等の高効率熱機関へ
クリーンな熱分解ガスを供給できる。
After a certain period of time, the cleaning solvent has a low cleaning ability due to dust in the produced gas and tar that has been washed off, and the produced water at the time of pyrolysis of carbonization is also added, so that the liquid level in the cleaning device is increased. To rise. By maintaining a constant liquid level by opening and closing the valve on the outlet side of the cleaning device and replenishing the solvent, clean pyrolysis gas can be supplied to a highly efficient heat engine such as a gas turbine.

【0018】洗浄装置から排出される「タール+溶剤+
ダスト+水」は、ボイラないし焼却炉で焼却処理する。
できれば、バイオマスの熱分解で生成したチャーを燃料
とするボイラで混焼処理することが望ましい。
"Tar + solvent +" discharged from the cleaning device
Dust + water is incinerated in a boiler or incinerator.
If possible, it is desirable to perform co-firing treatment with a boiler that uses char generated by pyrolysis of biomass as a fuel.

【0019】これにより、従来不可能とされたバイオマ
ス熱分解ガスを、ガスタービンなどの高効率機関に適用
することを可能とし、高効率発電を実施することが可能
となった。なお、本発明の洗浄装置は、従来のタール分
を含んだ熱分解ガスに適用できるばかりでなく、本発明
者らが開発したタール分を低減した熱分解ガスに対して
も、もちろん有効である。
As a result, the biomass pyrolysis gas, which has hitherto been impossible, can be applied to a high efficiency engine such as a gas turbine, and high efficiency power generation can be performed. The cleaning apparatus of the present invention can be applied not only to the conventional pyrolysis gas containing tar content, but is also effective to the pyrolysis gas with reduced tar content developed by the present inventors. .

【0020】[0020]

【発明の実施の形態】本発明の実施形態の概要は、バイ
オマス分解ガス4を、トラップ部2を通過させてガス中
のタール分およびダストを充填材にトラップさせて溶媒
に溶かし込み、分解ガス4をクリーンに洗浄するととも
に、このタール分やダストを溶解した粘性溶液6を熱交
換器8を介して循環させて、装置内を適温に維持するよ
うにした。また、粘性溶液6の液面をセンサ11で監視
し、粘性溶液6が増えた場合は、制御器12の指令によ
りバルブ13を開いて排出する。
BEST MODE FOR CARRYING OUT THE INVENTION The outline of the embodiment of the present invention is as follows. Biomass decomposition gas 4 is passed through a trap portion 2 to trap tar and dust in the gas in a filler and dissolved in a solvent to decompose the decomposition gas. While cleaning No. 4 cleanly, the viscous solution 6 in which the tar content and dust were dissolved was circulated through the heat exchanger 8 so that the inside of the apparatus was maintained at an appropriate temperature. Further, the liquid level of the viscous solution 6 is monitored by the sensor 11, and when the viscous solution 6 increases, the valve 13 is opened and discharged according to a command from the controller 12.

【0021】以下、本発明の実施形態を、図面を参照し
て説明する。図1に、本発明のバイオマス分解ガス洗浄
装置の一構成例を示す。図1において、ケーシング1内
のトラップ部2に、溶媒3が充填されている。溶媒3は
循環ポンプを介してケーシング内を循環し、トラップ部
2の上方から供給される。
Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an example of the configuration of the biomass decomposition gas cleaning apparatus of the present invention. In FIG. 1, the solvent 2 is filled in the trap portion 2 in the casing 1. The solvent 3 circulates in the casing via a circulation pump and is supplied from above the trap portion 2.

【0022】溶媒3は、軽油、灯油、ベンゼン、トルエ
ン、キシレン等の溶剤を、温度条件などに応じて任意に
選択する。また、トラップ部2の構造は、ハニカム等の
格子状のものを多層に組み合わせて形成する。
As the solvent 3, a solvent such as light oil, kerosene, benzene, toluene, xylene is arbitrarily selected according to temperature conditions. Further, the structure of the trap portion 2 is formed by combining lattice-like ones such as a honeycomb in a multilayer.

【0023】炭化熱分解工程を経て生成されたバイオマ
スの分解ガス4は、冷却されない状態でトラップ部2の
下方に送給され、トラップ部2を通過する際、ガス中の
タール分やダストがトラップされ、また、ダーティーガ
スが溶媒3と効率的に接触して溶解され洗い落とされ
る。
The decomposed gas 4 of the biomass produced through the carbonization and pyrolysis step is fed below the trap section 2 without being cooled, and when passing through the trap section 2, tar and dust in the gas are trapped. The dirty gas is effectively contacted with the solvent 3 to be dissolved and washed off.

【0024】溶媒3によってタール分やダストが洗い落
とされたクリーンな分解ガスは、上方のガス取出口5か
ら取り出される。一方、ガス中のタール分やダストを溶
解した溶剤3は、粘性溶液6となってケーシング1の下
部に溜まる。
The clean decomposition gas from which tar and dust have been washed off by the solvent 3 is taken out from the upper gas outlet 5. On the other hand, the solvent 3 in which the tar content and dust in the gas are dissolved becomes a viscous solution 6 and accumulates in the lower portion of the casing 1.

【0025】ケーシング1の粘性溶液6は必要に応じて
循環ポンプ7を作動させ、排出したり装置内を循環させ
たりする。すなわち、装置内の温度を任意に維持するた
め、循環させる粘性溶液6を熱交換器8に通し、冷却水
9で少なくとも溶媒が沸騰しない温度以下に冷却し、バ
ルブ10を開いて装置内を循環させる。
The viscous solution 6 in the casing 1 is discharged or circulated in the apparatus by operating the circulation pump 7 as necessary. That is, in order to maintain the temperature inside the device arbitrarily, the viscous solution 6 to be circulated is passed through the heat exchanger 8, cooled with cooling water 9 at least below the temperature at which the solvent does not boil, and the valve 10 is opened to circulate in the device. Let

【0026】また、ケーシング1内に溜まる粘性溶液が
増加した場合、上昇した液面をセンサ11が検知する
と、制御器12の指令によってバルブ13を開いて装置
外へ排出する。この排出された粘性溶液は発電システム
などのボイラ等の燃料として利用できる。
Further, when the viscous solution accumulated in the casing 1 increases, when the sensor 11 detects the raised liquid level, the valve 13 is opened according to a command from the controller 12 and discharged to the outside of the apparatus. The discharged viscous solution can be used as fuel for boilers of power generation systems and the like.

【0027】以上のように、炭化熱分解工程で生成した
バイオマス分解ガスは、本実施形態の洗浄装置でタール
分やダストを除去され、クリーンで高カロリーな燃料と
して、ガスタービン等の高効率熱機関に有効に用いるこ
とができる。
As described above, the biomass decomposition gas produced in the carbonization and pyrolysis step has the tar and dust removed by the cleaning apparatus of the present embodiment, and serves as a clean and high-calorie fuel, which is highly efficient heat generated by a gas turbine or the like. It can be effectively used for institutions.

【0028】[0028]

【発明の効果】上述のとおり本発明によれば、バイオマ
スの炭化熱分解工程で生成したバイオマス分解ガス中に
含まれるタール分やダストを、溶剤に溶かしこんで除去
するため、ガスタービンなどの高効率機関に燃料として
有効利用可能なクリーンな分解ガスを得ることができ
る。
As described above, according to the present invention, the tar and dust contained in the biomass decomposition gas produced in the carbonization and pyrolysis process of biomass are dissolved in a solvent to be removed, so that the high efficiency of a gas turbine or the like is improved. It is possible to obtain a clean cracked gas that can be effectively used as a fuel for the efficiency engine.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明になるバイオマス分解ガス洗浄装置の一
実施形態の構成を示した図である。
FIG. 1 is a diagram showing a configuration of an embodiment of a biomass decomposition gas cleaning apparatus according to the present invention.

【符号の説明】[Explanation of symbols]

1 ケーシング 2 トラップ部 3 溶媒 4 バイオマス分解ガス 5 取出口 6 粘性溶液 7 循環ポンプ 8 熱交換器 9 冷却水 10 バルブ 11 センサ 12 制御器 13 バルブ 1 casing 2 trap section 3 solvent 4 Biomass decomposition gas 5 Exit 6 Viscous solution 7 Circulation pump 8 heat exchanger 9 cooling water 10 valves 11 sensors 12 Controller 13 valves

───────────────────────────────────────────────────── 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) C02F 11/10 B09B 3/00 ZAB Fターム(参考) 4D004 AA02 AA12 BA03 CA24 DA02 DA06 4D020 AA10 BA15 BB04 CB09 CC05 CC09 CC20 DA01 DB11 DB20 4D059 AA01 AA02 AA03 AA07 BB05 CA14 CC03 DB05 4H060 AA02 BB03 BB23 BB32 CC18 DD22 DD24 FF04 GG01 GG08─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. 7 Identification code FI theme code (reference) C02F 11/10 B09B 3/00 ZAB F term (reference) 4D004 AA02 AA12 BA03 CA24 DA02 DA06 4D020 AA10 BA15 BB04 CB09 CC05 CC09 CC20 DA01 DB11 DB20 4D059 AA01 AA02 AA03 AA07 BB05 CA14 CC03 DB05 4H060 AA02 BB03 BB23 BB32 CC18 DD22 DD24 FF04 GG01 GG08

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 バイオマスを炭化熱分解して生成した分
解ガスを通過させ、該分解ガス中のタール分およびダス
トを捕捉するための充填材を充填したトラップ部を有
し、該トラップ部に溶媒を流下させて前記タール分およ
びダストを該溶媒に直接接触させて溶解させるととも
に、該溶媒にタール分およびダストが溶解した粘性溶液
を熱交換器を介して循環させる循環系を備えたことを特
徴とするバイオマス分解ガス洗浄装置。
1. A trap part filled with a filler for allowing a decomposed gas produced by carbonizing pyrolysis of biomass to pass therethrough and capturing tar and dust in the decomposed gas, the trap part having a solvent. And the tar content and dust are brought into direct contact with the solvent to dissolve the tar content and dust, and a viscous solution in which the tar content and dust are dissolved is circulated through a heat exchanger. Biomass decomposition gas cleaning equipment.
【請求項2】 前記粘性溶液を溜める貯留部を有し、該
貯留部の該粘性溶液面を検知するセンサを備え、該セン
サの検知した粘性溶液面の位置によって、該粘性溶液を
系外へ排出することを特徴とする請求項1に記載のバイ
オマス分解ガス洗浄装置。
2. A viscous solution is stored in the storage section, and a sensor for detecting the viscous solution surface of the storage section is provided. The viscous solution is moved out of the system depending on the position of the viscous solution surface detected by the sensor. It discharges, The biomass decomposition gas washing | cleaning apparatus of Claim 1 characterized by the above-mentioned.
【請求項3】 前記溶媒は、軽油または灯油、あるい
は、ベンゼン、トルエン、キシレンのうちいずれかの溶
剤を含むことを特徴とする請求項1〜2のうちいずれか
1項に記載のバイオマス分解ガス洗浄装置。
3. The biomass decomposition gas according to claim 1, wherein the solvent contains light oil or kerosene, or a solvent selected from benzene, toluene, and xylene. Cleaning device.
JP2002080061A 2002-03-22 2002-03-22 Biomass decomposition gas cleaning equipment Expired - Fee Related JP3834250B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002080061A JP3834250B2 (en) 2002-03-22 2002-03-22 Biomass decomposition gas cleaning equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002080061A JP3834250B2 (en) 2002-03-22 2002-03-22 Biomass decomposition gas cleaning equipment

Publications (2)

Publication Number Publication Date
JP2003277773A true JP2003277773A (en) 2003-10-02
JP3834250B2 JP3834250B2 (en) 2006-10-18

Family

ID=29229247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002080061A Expired - Fee Related JP3834250B2 (en) 2002-03-22 2002-03-22 Biomass decomposition gas cleaning equipment

Country Status (1)

Country Link
JP (1) JP3834250B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012092075A1 (en) * 2010-12-30 2012-07-05 Conocophillips Company Absorption and quench method for biomass pyrolysis product

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012092075A1 (en) * 2010-12-30 2012-07-05 Conocophillips Company Absorption and quench method for biomass pyrolysis product
US8936654B2 (en) 2010-12-30 2015-01-20 Phillips 66 Company Absorption and quench method for biomass pyrolysis product

Also Published As

Publication number Publication date
JP3834250B2 (en) 2006-10-18

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