JPH02147633U - - Google Patents
Info
- Publication number
- JPH02147633U JPH02147633U JP5299289U JP5299289U JPH02147633U JP H02147633 U JPH02147633 U JP H02147633U JP 5299289 U JP5299289 U JP 5299289U JP 5299289 U JP5299289 U JP 5299289U JP H02147633 U JPH02147633 U JP H02147633U
- Authority
- JP
- Japan
- Prior art keywords
- waste gas
- combustion
- catalyst layer
- heat exchange
- catalytic combustion
- 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.)
- Pending
Links
- 239000002912 waste gas Substances 0.000 claims description 36
- 238000002485 combustion reaction Methods 0.000 claims description 16
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 14
- 239000003054 catalyst Substances 0.000 claims description 13
- 239000000567 combustion gas Substances 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 4
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 1
Landscapes
- Chimneys And Flues (AREA)
- Incineration Of Waste (AREA)
- Treating Waste Gases (AREA)
Description
第１図は本考案の実施例において例示した触媒
燃焼式廃ガス処理装置の構成の一例を示す系統図
、第２図は第１図のＡ矢視方向から見た燃焼触媒
層表面の部分拡大図、第３図ａ，ｂは第１図に示
す装置の廃ガス通路のガス流に対する直角方向の
断面拡大図で、第３図ｃはガス流に対する平行方
向の断面拡大図、第４図は従来の触媒燃焼式廃ガ
ス処理装置の構成の一例を示す系統図である。
１…廃ガス処理装置本体、２…廃ガスフアン、
３…廃ガスダクト、３′…予熱された廃ガスダク
ト、４…助燃バーナ用空気供給管、４′…予熱さ
れた助燃バーナ用空気供給管、５…燃料供給管、
６…燃料調節弁、７…混合器、８…混合気、９，
９′…助熱バーナ、１０…廃ガスヘツダ、１１…
廃ガス通路、１２…廃ガス流、１３…燃焼ガス流
、１４…予熱された廃ガス流、１５…助燃バーナ
からの燃焼ガス、１６…廃ガスと助燃バーナの燃
焼ガスとの混合気、１７…燃焼触媒層、１８…温
度の低下した燃焼ガス、１９…温度設定器、２０
…燃焼ガスダクト、２１…煙突、２２…排出ガス
、２３…フイン、２４…助燃炉、２５…熱交換器
、２６…燃焼用空気フアン、２７…廃ガスダクト
、２８…燃焼ガスダクト、２９…廃ガスの発生源
、３０…触媒反応器。
Fig. 1 is a system diagram showing an example of the configuration of a catalytic combustion type waste gas treatment device exemplified in an embodiment of the present invention, and Fig. 2 is a partial enlargement of the surface of the combustion catalyst layer seen from the direction of arrow A in Fig. 1. Figures 3a and 3b are enlarged cross-sectional views of the exhaust gas passage of the apparatus shown in Figure 1 in the direction perpendicular to the gas flow, Figure 3c is an enlarged cross-sectional view in the direction parallel to the gas flow, and Figure 4 is FIG. 1 is a system diagram showing an example of the configuration of a conventional catalytic combustion type waste gas treatment device. 1... Waste gas treatment equipment main body, 2... Waste gas fan,
3... Waste gas duct, 3'... Preheated waste gas duct, 4... Air supply pipe for auxiliary combustion burner, 4'... Preheated air supply pipe for auxiliary combustion burner, 5... Fuel supply pipe,
6...Fuel control valve, 7...Mixer, 8...Mixture mixture, 9,
9'... Auxiliary heat burner, 10... Waste gas header, 11...
Waste gas passage, 12... Waste gas flow, 13... Combustion gas flow, 14... Preheated waste gas flow, 15... Combustion gas from the auxiliary burner, 16... Mixture of waste gas and combustion gas of the auxiliary burner, 17 ... Combustion catalyst layer, 18 ... Combustion gas with reduced temperature, 19 ... Temperature setting device, 20
... combustion gas duct, 21 ... chimney, 22 ... exhaust gas, 23 ... fin, 24 ... auxiliary combustion furnace, 25 ... heat exchanger, 26 ... combustion air fan, 27 ... waste gas duct, 28 ... combustion gas duct, 29 ... waste gas Source, 30...catalytic reactor.
Claims (1)
処理して無害化する触媒燃焼式廃ガス処理装置に
おいて、上記廃ガスを燃焼させる触媒層と、該触
媒層の後流側に、上記触媒層によつて燃焼された
燃焼ガスと熱交換させて上記廃ガスを予熱する熱
交換部とを一体化して設けた構造の触媒燃焼室を
有することを特徴とする触媒燃焼式廃ガス処理装
置。 ２ 請求の範囲第１項記載の触媒燃焼式廃ガス処
理装置において、燃焼触媒層の前流側に、廃ガス
を加熱する助燃バーナを設けた構造の触媒燃焼室
を有することを特徴とする触媒燃焼式廃ガス処理
装置。 ３ 請求の範囲第１項または第２項記載の触媒燃
焼式廃ガス処理装置において、廃ガスを予熱する
熱交換部は、触媒層によつて燃焼された燃焼ガス
の流れに対向して廃ガスが流れる複数の熱交換炉
によつて構成され、かつ上記触媒層の後流側で、
上記燃焼ガスと廃ガスとの熱交換を行わせ、上記
熱交換により温度が低下した燃焼ガスを系外に排
出させる構造の触媒燃焼室を有することを特徴と
する触媒燃焼式廃ガス処理装置。 ４ 請求の範囲第１項ないし第３項のいずれか１
項記載の触媒燃焼式廃ガス処理装置において、廃
ガスを予熱する複数の熱交換通路は燃焼触媒層を
貫通して設け、上記触媒層の後流側で行われる熱
交換によつて予熱された廃ガス流を、上記触媒層
の前流側に導入する構造としたことを特徴とする
触媒燃焼式廃ガス処理装置。 ５ 請求の範囲第１項ないし第４項のいずれか１
項記載の触媒燃焼式廃ガス処理装置において、燃
焼触媒層の前流側に設けた助燃バーナの燃焼ガス
と、予熱された廃ガスとを燃焼触媒層の前流側で
混合させ、上記燃焼触媒層の入口部における廃ガ
スの温度が所定の温度範囲となるように、上記助
燃バーナへの燃料供給量を制御する手段を設けた
ことを特徴とする触媒燃焼式廃ガス処理装置。[Scope of Claim for Utility Model Registration] 1. A catalytic combustion type waste gas treatment device that uses a combustion catalyst to incinerate harmful components in waste gas to render it harmless, a catalyst layer for burning the waste gas, and the catalyst layer. It is characterized by having a catalytic combustion chamber integrated with a heat exchange section for preheating the waste gas by exchanging heat with the combustion gas combusted by the catalyst layer on the downstream side. Catalytic combustion type waste gas treatment equipment. 2. The catalytic combustion type waste gas treatment device according to claim 1, which has a catalytic combustion chamber having a structure in which an auxiliary combustion burner for heating the waste gas is provided on the upstream side of the combustion catalyst layer. Combustion type waste gas treatment equipment. 3. In the catalytic combustion type waste gas treatment device according to claim 1 or 2, the heat exchange section for preheating the waste gas is arranged so that the heat exchange section for preheating the waste gas is arranged so that the waste gas is is composed of a plurality of heat exchange furnaces through which
A catalytic combustion type waste gas treatment device characterized by having a catalytic combustion chamber configured to perform heat exchange between the combustion gas and waste gas and discharge the combustion gas whose temperature has been lowered by the heat exchange to the outside of the system. 4 Any one of claims 1 to 3
In the catalytic combustion type waste gas treatment device described in Section 1, the plurality of heat exchange passages for preheating the waste gas are provided to penetrate the combustion catalyst layer, and the waste gas is preheated by heat exchange performed on the downstream side of the catalyst layer. A catalytic combustion type waste gas treatment device, characterized in that the waste gas flow is introduced into the upstream side of the catalyst layer. 5 Any one of claims 1 to 4
In the catalytic combustion type waste gas treatment apparatus described in 2., the combustion gas of the auxiliary combustion burner provided upstream of the combustion catalyst layer and the preheated waste gas are mixed on the upstream side of the combustion catalyst layer, and the combustion catalyst A catalytic combustion type waste gas treatment device, comprising means for controlling the amount of fuel supplied to the auxiliary combustion burner so that the temperature of the waste gas at the inlet of the layer falls within a predetermined temperature range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5299289U JPH02147633U (en) | 1989-05-10 | 1989-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5299289U JPH02147633U (en) | 1989-05-10 | 1989-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02147633U true JPH02147633U (en) | 1990-12-14 |
Family
ID=31573784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5299289U Pending JPH02147633U (en) | 1989-05-10 | 1989-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02147633U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002370014A (en) * | 2001-06-13 | 2002-12-24 | Babcock Hitachi Kk | Exhaust gas treatment system |
-
1989
- 1989-05-10 JP JP5299289U patent/JPH02147633U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002370014A (en) * | 2001-06-13 | 2002-12-24 | Babcock Hitachi Kk | Exhaust gas treatment system |
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