JPH03114515U - - Google Patents
Info
- Publication number
- JPH03114515U JPH03114515U JP1990023640U JP2364090U JPH03114515U JP H03114515 U JPH03114515 U JP H03114515U JP 1990023640 U JP1990023640 U JP 1990023640U JP 2364090 U JP2364090 U JP 2364090U JP H03114515 U JPH03114515 U JP H03114515U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- gas purification
- plant
- purification device
- denitrification
- 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
- 238000000746 purification Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000011084 recovery Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の一実施例を示すコジエネプラ
ント用排ガス浄化装置の概略図、第２図はＣＯ除
去触媒の温度特性を示す線図、第３図はＣＯ除去
触媒のＮＨ３酸化の温度特性を示す線図、第４図
はＮＨ３注入モル比と脱硝率の関係を示す線図、
第５図は排ガス温度と脱硝率との関係を示す線図
、第６図は全負荷時の排熱回収ボイラ内の温度分
布を示す線図、第７図は負荷変化時の排熱回収ボ
イラ内の温度分布を示す線図、第８図は従来のコ
ジエネプラント用排ガス浄化装置概略図である。
１……排熱回収ボイラ、２……排ガス流、３…
…過熱器、４ａ，４ｂ……蒸発器、５……アンモ
ニア注入装置、６……脱硝装置、７……節炭器、
８……煙突、９……ガスタービン、１０……蒸気
タービン、１１……ＣＯ除去装置。
Fig. 1 is a schematic diagram of an exhaust gas purification device for a CODIENE plant showing an embodiment of the present invention, Fig. 2 is a diagram showing the temperature characteristics of the CO removal catalyst, and Fig. 3 is a diagram showing the temperature characteristics of the CO removal catalyst for NH3 oxidation. A diagram showing the temperature characteristics; Figure 4 is a diagram showing the relationship between the NH3 injection molar ratio and the denitrification rate;
Figure 5 is a diagram showing the relationship between exhaust gas temperature and denitrification rate, Figure 6 is a diagram showing the temperature distribution inside the exhaust heat recovery boiler at full load, and Figure 7 is a diagram showing the exhaust heat recovery boiler when the load changes. FIG. 8 is a schematic diagram of a conventional exhaust gas purification device for a COGENE plant. 1...Exhaust heat recovery boiler, 2...Exhaust gas flow, 3...
...Superheater, 4a, 4b... Evaporator, 5... Ammonia injection device, 6... Denitrification device, 7... Carbon saver,
8...Chimney, 9...Gas turbine, 10...Steam turbine, 11...CO removal device.
Claims (1)
回収ボイラの内部に、過熱器、蒸発器、節炭器、
脱硝装置およびＣＯ除去装置が収納され、かつ前
記蒸発器が２分割されて、その中間部に前記脱硝
装置が配置されたコジエネプラント用排ガス浄化
装置において、 前記２分割された蒸発器の中間部で、かつ排ガ
スの流れに沿つて前記脱硝装置の後流側に、前記
ＣＯ除去装置を配置したことを特徴とするコジエ
ネプラント用排ガス浄化装置。 ２ 請求項１記載のコジエネプラント用排ガス浄
化装置において、 前記脱硝装置の出口ＮＯｘ濃度を１５％Ｏｚ換
算で１５ｐｐｍｖｄ以下に、出口ＮＨ３濃度を１
５％Ｏ２換算で２５ｐｐｍｖｄ以下にそれぞれ設
定したことを特徴とするコジエネプラント用排ガ
ス浄化装置。[Scope of Claim for Utility Model Registration] 1. A superheater, evaporator, energy saver,
In an exhaust gas purification device for a COGENE plant, in which a denitrification device and a CO removal device are housed, the evaporator is divided into two, and the denitration device is arranged in the middle portion, the middle portion of the two divided evaporators. An exhaust gas purification device for a cogeneration plant, characterized in that the CO removal device is disposed downstream of the denitrification device along the flow of exhaust gas. 2. The exhaust gas purification device for a CODIE plant according to claim 1, wherein the NOx concentration at the outlet of the denitrification device is set to 15 ppmvd or less in terms of 15% Oz, and the NH3 concentration at the outlet is set to 1.
An exhaust gas purification device for a COZIENE plant, characterized in that each is set to 25 ppmvd or less in terms of 5% O2 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990023640U JPH03114515U (en) | 1990-03-08 | 1990-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990023640U JPH03114515U (en) | 1990-03-08 | 1990-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03114515U true JPH03114515U (en) | 1991-11-25 |
Family
ID=31526621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990023640U Pending JPH03114515U (en) | 1990-03-08 | 1990-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03114515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011522987A (en) * | 2008-05-15 | 2011-08-04 | ジョンソン、マッセイ、インコーポレイテッド | Emission reduction device used with heat recovery steam generator |
-
1990
- 1990-03-08 JP JP1990023640U patent/JPH03114515U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011522987A (en) * | 2008-05-15 | 2011-08-04 | ジョンソン、マッセイ、インコーポレイテッド | Emission reduction device used with heat recovery steam generator |
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