JP6318313B1 - 脱硝触媒の研削装置 - Google Patents
脱硝触媒の研削装置 Download PDFInfo
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- 239000003054 catalyst Substances 0.000 title claims abstract description 160
- 238000000227 grinding Methods 0.000 title claims abstract description 38
- 238000002156 mixing Methods 0.000 claims abstract description 39
- 239000003082 abrasive agent Substances 0.000 claims abstract description 19
- 238000007790 scraping Methods 0.000 claims abstract description 5
- 238000013459 approach Methods 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims description 9
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 18
- 230000004048 modification Effects 0.000 description 9
- 238000012986 modification Methods 0.000 description 9
- 238000003756 stirring Methods 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/90—Injecting reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Abstract
Description
図1は、本実施形態に係る脱硝触媒の研削装置を示す概略図である。図1に示すように、本実施形態に係る脱硝触媒の研削装置100は、混合装置4と、コンプレッサー5と、吸引装置6と、モジュール1と、中継装置3と、コンプレッサー7と、を備える。脱硝触媒の研削装置100は、モジュール1に収納された脱硝触媒11の内部に研削材を流通させることにより、脱硝触媒11の表面を研削する装置である。
図6は、第1変形例に係る中継装置を示す斜視図である。なお、上述した実施形態で説明したものと同じ構成要素には同一の符号を付して重複する説明は省略する。
図7は、第2変形例に係る中継装置を示す斜視図である。なお、上述した実施形態で説明したものと同じ構成要素には同一の符号を付して重複する説明は省略する。
11 脱硝触媒
11h 貫通孔
12 側壁
100 脱硝触媒の研削装置
20 架台
21 横ダクト
22 縦ダクト
23、24 アタッチメント
25 搬送ダクト
26 分級部
27 搬送ダクト
28 研削材搬送管
3 中継装置
31 旋回部
311 上端部
312 下端部
32 台座
33 旋回促進部
35 狭窄部
351 上端部
352 下端部
36 スクリーン
4 混合装置
41 撹拌部
42 カバー部
421 外気流入部
43 圧力調整部
44 噴射部
5 コンプレッサー
6 吸引装置
61 送風部
62 ろ過部
63 貯蔵部
64 弁部
8 可動架台
81 駆動装置
82 車輪
Claims (4)
- 複数の脱硝触媒を束ねるモジュールと、
前記脱硝触媒の一端から前記脱硝触媒の内部の空気を吸引する吸引装置と、
脱硝触媒の表面を削るための研削材を分散させる混合装置と、
前記脱硝触媒の他端から下方に向かって設けられる縦ダクトと、
前記混合装置から縦ダクトと交差する方向に設けられる横ダクトと、
上部に前記縦ダクトが接続され且つ側面に前記横ダクトが接続される筒状部材であって、前記研削材を再分散させる中継装置と、
を備え、
前記中継装置は、前記脱硝触媒に近付くにしたがって内周が大きくなる旋回部を備え、
前記中継装置は、前記旋回部の前記脱硝触媒側に配置され且つ前記脱硝触媒に近付くにしたがって内周が小さくなる狭窄部を備え、
前記縦ダクトは、前記狭窄部に接続され、
前記縦ダクトの内周は、前記狭窄部の最小内周よりも大きい
脱硝触媒の研削装置。 - 複数の脱硝触媒を束ねるモジュールと、
前記脱硝触媒の一端から前記脱硝触媒の内部の空気を吸引する吸引装置と、
脱硝触媒の表面を削るための研削材を分散させる混合装置と、
前記脱硝触媒の他端から下方に向かって設けられる縦ダクトと、
前記混合装置から縦ダクトと交差する方向に設けられる横ダクトと、
上部に前記縦ダクトが接続され且つ側面に前記横ダクトが接続される筒状部材であって、前記研削材を再分散させる中継装置と、
を備え、
前記中継装置は、前記脱硝触媒に近付くにしたがって内周が大きくなる旋回部を備え、
前記中継装置は、前記脱硝触媒に近付くにしたがって外周が小さくなる旋回促進部を前記旋回部の内部に備え、
前記旋回促進部は、前記横ダクトとの接合部分に対向する位置に配置される脱硝触媒の研削装置。 - 前記中継装置は、前記旋回部の前記脱硝触媒側に配置され且つ前記脱硝触媒に近付くにしたがって内周が小さくなる狭窄部を備え、
前記縦ダクトは、前記狭窄部に接続され、
前記縦ダクトの内周は、前記狭窄部の最小内周よりも大きい請求項2に記載の脱硝触媒の研削装置。 - 前記縦ダクトの内部に金網であるスクリーンを備える請求項1から3のいずれか1項に記載の脱硝触媒の研削装置。
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PCT/JP2017/018144 WO2018211549A1 (ja) | 2017-05-15 | 2017-05-15 | 脱硝触媒の研削装置 |
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JP6318313B1 true JP6318313B1 (ja) | 2018-04-25 |
JPWO2018211549A1 JPWO2018211549A1 (ja) | 2019-06-27 |
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Families Citing this family (3)
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JPWO2021171629A1 (ja) * | 2020-02-28 | 2021-09-02 | ||
WO2021171624A1 (ja) * | 2020-02-28 | 2021-09-02 | 中国電力株式会社 | 脱硝触媒研磨装置 |
WO2021245842A1 (ja) * | 2020-06-03 | 2021-12-09 | 中国電力株式会社 | 脱硝触媒研磨装置 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59209766A (ja) * | 1983-05-11 | 1984-11-28 | Atsuji Tekko Kk | 管内面ブラスト用ノズル装置 |
JPS62241555A (ja) * | 1986-04-11 | 1987-10-22 | Kawasaki Heavy Ind Ltd | 触媒の乾式再生方法 |
JPH02245241A (ja) * | 1989-03-20 | 1990-10-01 | Ishikawajima Harima Heavy Ind Co Ltd | 触媒の再生装置 |
JPH04200642A (ja) * | 1990-11-30 | 1992-07-21 | Japan Carlit Co Ltd:The | 触媒の再生方法 |
JPH07116523A (ja) * | 1993-10-28 | 1995-05-09 | Ishikawajima Harima Heavy Ind Co Ltd | 脱硝触媒の再生方法および再生装置 |
JP2000325801A (ja) * | 1999-05-21 | 2000-11-28 | Shikoku Electric Power Co Inc | 劣化触媒再生用の投射装置 |
JP2012000693A (ja) * | 2010-06-14 | 2012-01-05 | Hidaka Fine-Technologies Co Ltd | 研削加工装置及び研削加工方法 |
WO2014155628A1 (ja) * | 2013-03-28 | 2014-10-02 | 中国電力株式会社 | 脱硝触媒の再生方法 |
Family Cites Families (1)
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JP5800474B2 (ja) * | 2010-06-16 | 2015-10-28 | 株式会社神戸製鋼所 | 熱間孔型圧延方法 |
-
2017
- 2017-05-15 WO PCT/JP2017/018144 patent/WO2018211549A1/ja active Application Filing
- 2017-05-15 JP JP2017550948A patent/JP6318313B1/ja active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59209766A (ja) * | 1983-05-11 | 1984-11-28 | Atsuji Tekko Kk | 管内面ブラスト用ノズル装置 |
JPS62241555A (ja) * | 1986-04-11 | 1987-10-22 | Kawasaki Heavy Ind Ltd | 触媒の乾式再生方法 |
JPH02245241A (ja) * | 1989-03-20 | 1990-10-01 | Ishikawajima Harima Heavy Ind Co Ltd | 触媒の再生装置 |
JPH04200642A (ja) * | 1990-11-30 | 1992-07-21 | Japan Carlit Co Ltd:The | 触媒の再生方法 |
JPH07116523A (ja) * | 1993-10-28 | 1995-05-09 | Ishikawajima Harima Heavy Ind Co Ltd | 脱硝触媒の再生方法および再生装置 |
JP2000325801A (ja) * | 1999-05-21 | 2000-11-28 | Shikoku Electric Power Co Inc | 劣化触媒再生用の投射装置 |
JP2012000693A (ja) * | 2010-06-14 | 2012-01-05 | Hidaka Fine-Technologies Co Ltd | 研削加工装置及び研削加工方法 |
WO2014155628A1 (ja) * | 2013-03-28 | 2014-10-02 | 中国電力株式会社 | 脱硝触媒の再生方法 |
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