WO2006001283A1 - 脱硝触媒の試験方法 - Google Patents
脱硝触媒の試験方法 Download PDFInfo
- Publication number
- WO2006001283A1 WO2006001283A1 PCT/JP2005/011381 JP2005011381W WO2006001283A1 WO 2006001283 A1 WO2006001283 A1 WO 2006001283A1 JP 2005011381 W JP2005011381 W JP 2005011381W WO 2006001283 A1 WO2006001283 A1 WO 2006001283A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- denitration
- catalyst
- test
- gas
- denitration catalyst
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 122
- 238000010998 test method Methods 0.000 title claims abstract description 22
- 238000012360 testing method Methods 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 14
- 239000007789 gas Substances 0.000 claims description 49
- 238000011156 evaluation Methods 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000003546 flue gas Substances 0.000 claims description 6
- 230000003197 catalytic effect Effects 0.000 abstract description 6
- 239000000779 smoke Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 8
- 230000006866 deterioration Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 239000012495 reaction gas Substances 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000013213 extrapolation Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
-
- 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
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/10—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using catalysis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/173845—Amine and quaternary ammonium
- Y10T436/175383—Ammonia
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/177692—Oxides of nitrogen
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/177692—Oxides of nitrogen
- Y10T436/178459—Only nitrogen dioxide
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/17—Nitrogen containing
- Y10T436/177692—Oxides of nitrogen
- Y10T436/179228—Both nitrogen oxide and dioxide
Definitions
- the present invention relates to a denitration catalyst test method performed to grasp the performance of a denitration catalyst of a flue gas denitration apparatus such as a thermal power plant.
- a denitration catalyst As a denitration catalyst, a force that uses a Hercam type or a plate type is used. If the catalyst is used continuously, a substance that degrades the catalyst performance (hereinafter referred to as a deteriorated substance) adheres to or dissolves on the catalyst surface and inside. As a result, there is a problem that the catalyst performance decreases.
- the performance of a denitration catalyst is measured by measuring NO concentration at the inlet and outlet and unreacted NH concentration.
- Patent Document 2 A method for grasping near-field performance has been proposed (see Patent Document 2).
- a denitration catalytic force test piece that is not used in an actual machine is cut out, and the evaluation method as described above is reproduced by a test apparatus to evaluate the performance.
- the SV value based on the amount of catalyst and the amount of reaction gas and the AV value based on the surface area of the catalyst and the amount of reaction gas can be mentioned.
- Patent Document 1 Japanese Patent Publication No. 7-47108 (Pages 2 and 3, Fig. 1)
- Patent Document 2 Japanese Patent Application Laid-Open No. 2004-066228 (Claims)
- the present invention has an object to provide a test method for a denitration catalyst that can grasp the actual catalyst performance in consideration of the gas flow in the gas flow path of the denitration catalyst. To do.
- a first aspect of the present invention that solves the above-described problems includes a gas flow path that is used in a flue gas denitration apparatus and that sends exhaust gas from the inlet side to the outlet side, and on the side of the gas flow path.
- a test method for a honeycomb type denitration catalyst that performs denitration on a wall, including all turbulent flow regions in which the flow of the gas to be treated sent from the inlet side of the denitration catalyst into the gas flow path is disturbed Prepare a test piece with a length that includes at least a part of the laminar flow region that has been rectified into a laminar flow and conducted the first denitration test on the test piece, and then only the turbulent flow region.
- a second denitration test was performed with the length cut out, and the catalyst performance of the denitration catalyst was determined by grasping the catalyst performance of the turbulent flow region and the catalyst performance of the laminar flow region from these test results. There is a test method for a denitration catalyst.
- the performance is evaluated in consideration of the fact that the gas flow in the gas flow path of the denitration catalyst differs depending on the region, so that the performance in line with the actual performance can be grasped.
- a second aspect of the present invention is the first aspect according to the first aspect, wherein the turbulent region length Lb (mm) force inflow velocity is Uin (mZs), and an arbitrary Hercam diameter is Ly (mm)
- the denitration catalyst test method is characterized in that the length is specified by the following formula (A) when the constant Lys of the Her-cam diameter is 6 mm.
- the length of the turbulent flow region can be reliably grasped, and more accurate catalyst performance can be grasped.
- the denitration test introduces a gas simulating the composition of a gas to be processed in an actual apparatus at an inflow velocity in the actual apparatus.
- the test method of the denitration catalyst is characterized in that the catalyst performance is judged.
- the denitration test introduces a gas simulating the composition of the gas to be processed in an actual apparatus at an inflow velocity different from that of the actual apparatus.
- this is a denitration catalyst test method characterized in that the catalyst performance is judged in consideration of the relationship between the inflow velocity and the reaction NO.
- the NO concentration and NH concentration at the entrance and exit of each denitration catalyst are measured.
- the denitration rate 7? Is measured in consideration of the inlet molar ratio, so that the denitration rate that improves as the molar ratio increases can be evaluated absolutely and reliably.
- a sixth aspect of the present invention is the method according to the fifth aspect, wherein the denitration rate ⁇ is based on a soot concentration.
- a seventh aspect of the present invention is the denitration catalyst test method according to the sixth aspect, wherein the denitration rate is measured according to the following formula: 7 to 1S. [0026] [Equation 2]
- the catalyst performance is evaluated in consideration of the turbulent flow region on the inlet side of the denitration catalyst and the subsequent laminar flow region, so that the actual catalyst performance can be accurately grasped.
- FIG. 1 is a diagram showing the results of preliminary test 1.
- FIG. 2 is a diagram showing the results of preliminary test 2.
- FIG. 3 is a diagram showing the results of preliminary test 3.
- FIG. 4 is a diagram showing the results of preliminary test 3.
- FIG. 5 is a diagram showing the results of test examples of the present invention.
- FIG. 6 is a diagram showing the results of a test example of the present invention.
- FIG. 7 shows the results of Example 1 of the present invention.
- FIG. 8 is a diagram showing the results of Example 2 of the present invention.
- FIG. 9 is a diagram showing the results of Example 3 of the present invention.
- the present invention can be applied to a dust-through type denitration catalyst typified by a hard cam that has also been used in the past.
- the Herkam or dust-through type catalyst has a gas flow path having a polygonal cross section such as a square, hexagon or triangle, and causes a catalytic reaction on the wall surface of the gas flow path.
- the cross section is hexagonal and the whole is a cylindrical shape, or the whole having gas flow passages defined in a lattice shape having a quadrangular cross section is a quadrangular prism shape, but is not limited thereto. .
- the gas flow path is 7mm pitch (nozzle cam diameter is about 6mm) and the length is about 700mm to 1000mm, but the mainstream
- the deterioration state of each part in the longitudinal direction after use it deteriorated as the entrance side
- the deterioration at the outlet side is less, and the deterioration state is almost the same after a predetermined length, that is, at the site where the inlet force is 300 mm and after, especially in the range of 300 mm at the outlet side, the contribution to the denitration reaction is significant.
- the present invention was completed.
- the exhaust gas introduced into the denitration catalyst enters each gas flow path in a turbulent state and contacts with the side wall, and the denitration reaction proceeds.
- the exhaust gas is gradually rectified, and in the rectified laminar flow state, Since the contact cannot be effectively contributed to the denitration reaction, it is known that the accurate catalyst performance cannot be grasped without considering the reaction state between the turbulent flow region and the laminar flow region. Completed the invention.
- the space ratio is changed from 1 to 0.6 to 0.7, for example.
- the exhaust gas passes through the gas channel wall (catalyst surface) in contact with the wall (catalyst surface) of the gas flow path, the waste gas is gradually rectified as it passes through the gas flow path. Therefore, it is expected that only the movement of the material due to diffusion will occur, and NO or NH that collides with the wall surface in the laminar basin after rectification
- the catalyst is cut out from each part of each catalyst layer to 50 mm x 50 mm x 100 mm (length) and set in a performance test apparatus, and the parts of 100 mm, 450 mm, and 800 mm are obtained.
- the molar ratio inlet NH
- the NOx removal rate 7? was measured based on the NH concentration as shown in the above formula, assuming that 3 Z inlet NO) was 0.82 and AV value (treatment amount per catalyst unit surface area) was 6.5.
- the overall size is 600mm X 6mm X 6mm, and the Her-Cam diameter is 6mm (7mm pitch).
- the temperature condition is 350 ° C
- the fluid inflow rate Uin is 4, 6, and 1
- a simulation (numerical analysis method) was performed with Om / s.
- the turbulent continuous distance Lts the distance until the turbulent force becomes the turbulent force when transitioning to the turbulent force laminar flow.
- the turbulent duration Lts when the inflow velocity Uin was 4, 6, and lOmZs were determined to be 50, 80, and 180 mm, respectively.
- turbulence is presumed to be sustained for the turbulent duration Lt obtained from the simulation, due to factors such as uneven inflow velocity and the development of fluid turbulence.
- the predetermined length until rectification by an actual device that is, the length of the turbulent flow area
- the actual catalyst turbulence zone length Lb is specified by the following equation (3).
- the constant a is a constant selected from the range of 3 to 6 when the Hercam diameter is 6 mm (7 mm pitch) and the inflow speed is 6 mZs.
- the length Lb of the turbulent flow region is in the range of about 240 to 480 mm, and the actual denitration catalyst deteriorates severely.
- About 300mn, which is the expected length of the turbulent flow area in the gas flow path! Approximate with ⁇ 450mm. Therefore, the length Lb of the turbulent flow region may be in the range of 240 to 480 mm corresponding to a 3 to 6.
- the turbulent flow region of the honeycomb type denitration catalyst can be expressed by the following equation.
- the method of the present invention performs the first denitration test using a test piece having a length longer than the length of the turbulent flow region, that is, including a turbulent flow region and at least a part of the laminar flow region downstream thereof. (Evaluate the performance of the L-flow basin and laminar basin), then cut out only the turbulent flow area and conduct the second denitration test V, and evaluate the performance of the L-flow basin). do it.
- the second denitration test force can also grasp the performance of the turbulent flow region
- the first denitration test result can grasp the catalyst performance of a part of the laminar flow region, which is the actual length. If it is outside, you can understand the catalyst performance in the laminar basin.
- test piece only in the turbulent flow region is preferably cut out from the test piece subjected to the first denitration test, but may be cut out anew.
- first denitration test may be performed with a length including a part of the laminar basin, but may be performed with a length including all of them, and in this case, it is not necessary to extrapolate.
- a denitration test in carrying out the method of the present invention is not particularly limited, and a conventionally known method can be appropriately employed.
- the gas composition and the inflow velocity are preferably the same as those in the actual machine, but the inflow velocity is As will be described later in detail as the machine and different conditions, it is possible to grasp the actual catalytic performance in consideration of the relationship between the inlet flow rate and reaction vo chi amount.
- Adsorption to the catalyst is the rate-limiting reaction of the denitration reaction itself, so it is necessary to understand and consider the NH concentration on the inlet side and outlet side of the denitration catalyst in order to manage the performance of the denitration catalyst.
- the NOx removal rate 7? Can be calculated based on NO or NH, but it can be calculated based on NH. Is more accurate
- the denitration rate can be managed.
- the evaluation molar ratio is a molar ratio set to evaluate the denitration catalyst, and is a force that can set an arbitrary molar ratio. Set to 8.
- New Ha - denitration catalyst cam type the length is varied from 100mm at 100mm increments until 500 mm, the honeycomb internal flow rate 6MZs, SV value (for 100mm specimens) to 59600m 3 NZm 3 h, AV value 13.9 m 3 N / m 2 h, reaction gas temperature 360 ° C, and the molar ratio is set to 1.0 so that the NH and NO balances in each are equal.
- Fig. 6 shows the results of a similar test using a used denitration catalyst.
- a 600mm test piece was cut out from the used denitration catalyst (original length: 770mm) and subjected to the denitration test (first denitration test), and then the same denitration test was performed after cutting it into 300mm.
- a 500 mm test piece was cut out from a new denitration catalyst and subjected to a denitration test (first denitration test), and then the same denitration test was carried out after cutting it into 300 mm.
- the denitration rates of the 770 mm length and 800 mm length denitration catalysts were obtained.
- the catalyst performance can be obtained by converting into the reaction NO amount of the inflow velocity of the actual machine using the following formula.
- the present invention can be suitably used for grasping the performance of a denitration catalyst for various boiler facilities as well as a denitration catalyst for a flue gas denitration device such as a thermal power plant.
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2571044A CA2571044C (en) | 2004-06-28 | 2005-06-21 | Method of testing denitration catalyst |
US11/630,796 US7759122B2 (en) | 2004-06-28 | 2005-06-21 | Method of testing denitration catalyst |
PL05753354T PL1762844T3 (pl) | 2004-06-28 | 2005-06-21 | Sposób testowania katalizatora denitrującego |
DK05753354.9T DK1762844T3 (en) | 2004-06-28 | 2005-06-21 | A method of testing a denitreringskatalysator |
EP05753354.9A EP1762844B1 (en) | 2004-06-28 | 2005-06-21 | Method of testing denitration catalyst |
CN2005800216236A CN1977162B (zh) | 2004-06-28 | 2005-06-21 | 脱硝催化剂的试验方法 |
JP2006528547A JP4425275B2 (ja) | 2004-06-28 | 2005-06-21 | 脱硝触媒の試験方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004190106 | 2004-06-28 | ||
JP2004-190106 | 2004-06-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006001283A1 true WO2006001283A1 (ja) | 2006-01-05 |
Family
ID=35781753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/011381 WO2006001283A1 (ja) | 2004-06-28 | 2005-06-21 | 脱硝触媒の試験方法 |
Country Status (10)
Country | Link |
---|---|
US (1) | US7759122B2 (ja) |
EP (1) | EP1762844B1 (ja) |
JP (1) | JP4425275B2 (ja) |
KR (1) | KR100801237B1 (ja) |
CN (1) | CN1977162B (ja) |
CA (1) | CA2571044C (ja) |
DK (1) | DK1762844T3 (ja) |
PL (1) | PL1762844T3 (ja) |
TW (1) | TWI277439B (ja) |
WO (1) | WO2006001283A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015127672A (ja) * | 2013-12-27 | 2015-07-09 | 株式会社堀場製作所 | 触媒評価装置 |
JP6428964B1 (ja) * | 2017-12-28 | 2018-11-28 | 中国電力株式会社 | 脱硝触媒の劣化評価方法 |
CN109884242A (zh) * | 2019-03-21 | 2019-06-14 | 青岛大学 | 一种基于催化剂负载滤料脱硝效果的测试装置及评价方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060154803A1 (en) * | 2002-12-27 | 2006-07-13 | Shigeo Shirakura | Honeycomb catalyst, denitration catalyst of denitration device, and exhaust gas denitration device |
CN101109742B (zh) * | 2007-08-24 | 2011-05-18 | 中电投远达环保工程有限公司 | 分仓式脱硝催化剂测试分析方法 |
CN103969315A (zh) * | 2014-05-09 | 2014-08-06 | 南通亚泰船舶工程有限公司 | 脱硝催化剂检测装置及其方法 |
CN104297008A (zh) * | 2014-10-11 | 2015-01-21 | 苏州华瑞能泰发电技术有限公司 | 基于现场性能测试的脱硝装置潜能评估与预测方法 |
CN105572291A (zh) * | 2015-12-17 | 2016-05-11 | 云南电网有限责任公司电力科学研究院 | 一种锅炉脱硝系统催化剂活性检测方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05123577A (ja) * | 1991-11-06 | 1993-05-21 | Mitsubishi Petrochem Co Ltd | 窒素酸化物除去用触媒 |
JPH06319951A (ja) * | 1993-05-14 | 1994-11-22 | Babcock Hitachi Kk | 排ガスの浄化方法と装置 |
JPH0747108B2 (ja) | 1991-05-14 | 1995-05-24 | 九州電力株式会社 | 火力発電所排煙脱硝装置の触媒管理法 |
JP2635664B2 (ja) * | 1988-03-29 | 1997-07-30 | バブコツク日立株式会社 | 脱硝触媒の評価方法 |
EP1222016A1 (en) | 1999-10-15 | 2002-07-17 | ABB Lummus Global Inc. | Conversion of nitrogen oxides in the presence of a catalyst supported of a mesh-like structure |
JP2003343814A (ja) * | 2002-05-23 | 2003-12-03 | Central Res Inst Of Electric Power Ind | 燃焼装置における触媒の寿命予測方法 |
JP2004066228A (ja) | 2002-06-14 | 2004-03-04 | Chugoku Electric Power Co Inc:The | 脱硝装置の脱硝触媒管理装置及び脱硝触媒管理方法 |
JP2004154622A (ja) * | 2002-11-01 | 2004-06-03 | Chugoku Electric Power Co Inc:The | 脱硝触媒管理方法および脱硝触媒管理装置 |
WO2004060561A1 (ja) * | 2002-12-27 | 2004-07-22 | The Chugoku Electric Power Co., Inc. | ハニカム触媒及び脱硝装置の脱硝触媒並びに排煙脱硝装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4771029A (en) * | 1987-05-18 | 1988-09-13 | W. R. Grace & Co.-Conn | Monolith washcoat having optimum pore structure and optimum method of designing the washcoat |
EP0652435A3 (de) * | 1993-11-04 | 1996-11-20 | Siemens Ag | Sensor zur Bestimmung des Verlaufs der Konzentration. |
US5693295A (en) * | 1996-01-16 | 1997-12-02 | General Motors Corporation | Catalytic converter |
US5972254A (en) * | 1996-12-06 | 1999-10-26 | Sander; Matthew T. | Ultra-thin prestressed fiber reinforced aerogel honeycomb catalyst monoliths |
DE19736233C2 (de) * | 1997-08-20 | 2001-03-29 | Siemens Ag | Verfahren zum Überprüfen eines Katalysators |
US6120580A (en) * | 1998-04-15 | 2000-09-19 | Hera, Llc | Method for testing systems designed for NOx reduction in the combustion of carbonaceous fuels |
US6195986B1 (en) * | 1999-06-21 | 2001-03-06 | Ford Global Technologies, Inc. | Method and system for monitoring a catalytic converter |
DE19931007C2 (de) * | 1999-07-06 | 2001-10-18 | Daimler Chrysler Ag | Verfahren und Vorrichtung zur Bestimmung des Speicherzustands eines ammoniakspeichernden SCR-Katalysators |
JP4153658B2 (ja) * | 2000-11-28 | 2008-09-24 | 三菱重工業株式会社 | NOx及びNH3同時分析装置及び方法 |
US6803236B2 (en) * | 2001-08-10 | 2004-10-12 | Delphi Technologies, Inc. | Diagnostic system for monitoring catalyst performance |
JP4079414B2 (ja) * | 2002-04-03 | 2008-04-23 | 三菱重工業株式会社 | 窒素酸化物の処理装置及び窒素酸化物の処理方法 |
US7704456B2 (en) * | 2002-06-14 | 2010-04-27 | The Chugoku Electric Power Co., Inc. | NOx removal catalyst management unit for NOx removal apparatus and method for managing NOx removal catalyst |
US7441332B2 (en) * | 2003-12-11 | 2008-10-28 | The Chugoku Electric Power Co., Inc. | Method for restoring performance capabilities of exhaust gas treatment apparatus |
US7635593B2 (en) * | 2004-05-14 | 2009-12-22 | Fossil Energy Research Corp. (Ferco) | In-line localized monitoring of catalyst activity in selective catalytic NOx reduction systems |
-
2005
- 2005-06-21 CA CA2571044A patent/CA2571044C/en not_active Expired - Fee Related
- 2005-06-21 WO PCT/JP2005/011381 patent/WO2006001283A1/ja not_active Application Discontinuation
- 2005-06-21 JP JP2006528547A patent/JP4425275B2/ja active Active
- 2005-06-21 PL PL05753354T patent/PL1762844T3/pl unknown
- 2005-06-21 DK DK05753354.9T patent/DK1762844T3/en active
- 2005-06-21 EP EP05753354.9A patent/EP1762844B1/en active Active
- 2005-06-21 KR KR1020067027517A patent/KR100801237B1/ko not_active IP Right Cessation
- 2005-06-21 US US11/630,796 patent/US7759122B2/en not_active Expired - Fee Related
- 2005-06-21 CN CN2005800216236A patent/CN1977162B/zh not_active Expired - Fee Related
- 2005-06-28 TW TW094121582A patent/TWI277439B/zh not_active IP Right Cessation
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2635664B2 (ja) * | 1988-03-29 | 1997-07-30 | バブコツク日立株式会社 | 脱硝触媒の評価方法 |
JPH0747108B2 (ja) | 1991-05-14 | 1995-05-24 | 九州電力株式会社 | 火力発電所排煙脱硝装置の触媒管理法 |
JPH05123577A (ja) * | 1991-11-06 | 1993-05-21 | Mitsubishi Petrochem Co Ltd | 窒素酸化物除去用触媒 |
JPH06319951A (ja) * | 1993-05-14 | 1994-11-22 | Babcock Hitachi Kk | 排ガスの浄化方法と装置 |
EP1222016A1 (en) | 1999-10-15 | 2002-07-17 | ABB Lummus Global Inc. | Conversion of nitrogen oxides in the presence of a catalyst supported of a mesh-like structure |
JP2003343814A (ja) * | 2002-05-23 | 2003-12-03 | Central Res Inst Of Electric Power Ind | 燃焼装置における触媒の寿命予測方法 |
JP2004066228A (ja) | 2002-06-14 | 2004-03-04 | Chugoku Electric Power Co Inc:The | 脱硝装置の脱硝触媒管理装置及び脱硝触媒管理方法 |
JP2004154622A (ja) * | 2002-11-01 | 2004-06-03 | Chugoku Electric Power Co Inc:The | 脱硝触媒管理方法および脱硝触媒管理装置 |
WO2004060561A1 (ja) * | 2002-12-27 | 2004-07-22 | The Chugoku Electric Power Co., Inc. | ハニカム触媒及び脱硝装置の脱硝触媒並びに排煙脱硝装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1762844A4 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015127672A (ja) * | 2013-12-27 | 2015-07-09 | 株式会社堀場製作所 | 触媒評価装置 |
JP6428964B1 (ja) * | 2017-12-28 | 2018-11-28 | 中国電力株式会社 | 脱硝触媒の劣化評価方法 |
WO2019130578A1 (ja) * | 2017-12-28 | 2019-07-04 | 中国電力株式会社 | 脱硝触媒の劣化評価方法 |
CN109884242A (zh) * | 2019-03-21 | 2019-06-14 | 青岛大学 | 一种基于催化剂负载滤料脱硝效果的测试装置及评价方法 |
Also Published As
Publication number | Publication date |
---|---|
CA2571044A1 (en) | 2006-01-05 |
KR20070030234A (ko) | 2007-03-15 |
PL1762844T3 (pl) | 2015-03-31 |
CA2571044C (en) | 2010-10-26 |
TWI277439B (en) | 2007-04-01 |
EP1762844A1 (en) | 2007-03-14 |
JPWO2006001283A1 (ja) | 2008-04-17 |
JP4425275B2 (ja) | 2010-03-03 |
EP1762844A4 (en) | 2009-04-01 |
CN1977162A (zh) | 2007-06-06 |
CN1977162B (zh) | 2011-02-16 |
US7759122B2 (en) | 2010-07-20 |
DK1762844T3 (en) | 2014-12-15 |
KR100801237B1 (ko) | 2008-02-11 |
EP1762844B1 (en) | 2014-09-10 |
US20070243619A1 (en) | 2007-10-18 |
TW200605950A (en) | 2006-02-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2006001283A1 (ja) | 脱硝触媒の試験方法 | |
US7635593B2 (en) | In-line localized monitoring of catalyst activity in selective catalytic NOx reduction systems | |
TWI449569B (zh) | 使用氨摧毀觸媒於傳統scr和sncr方法上效率之增強 | |
CN102759931A (zh) | 烟气脱硝的控制方法和装置 | |
RU2009130257A (ru) | Способ и установка очистки газов, образующихся при горении, содержащих оксиды азота | |
JP4429171B2 (ja) | 脱硝触媒管理方法および脱硝触媒管理装置 | |
JP4662166B2 (ja) | 還元剤注入分布調整機能付脱硝装置 | |
CA2548444C (en) | Method for restoring performance capabilities of exhaust gas treatment apparatus | |
TWI227167B (en) | Honeycomb catalyst, NOx removal catalyst of NOx removal apparatus, and flue gas NOx removal apparatus | |
CN203705415U (zh) | 一种脱硝催化剂的评价装置 | |
JP6245405B2 (ja) | 脱硝触媒の劣化評価方法 | |
CN212440789U (zh) | 一种轻烃裂解装置中的烟气脱硝装置 | |
Stuart | Acid dewpoint temperature measurement and its use in estimating sulfur trioxide concentration | |
JP4288574B2 (ja) | 脱硝装置の脱硝触媒管理装置及び脱硝触媒管理方法 | |
JP2012250179A (ja) | 脱硝触媒の劣化判断方法 | |
TW200413086A (en) | NOx removal catalyst management unit for NOx removal apparatus and method for managing NOx removal catalyst | |
Taylor et al. | LP/LIF study of the formation and consumption of mercury (I) chloride: Kinetics of mercury chlorination | |
JP4994434B2 (ja) | 排ガス処理装置の性能回復方法 | |
JPH09303714A (ja) | ボイラ装置及びその運転方法 | |
CN208206919U (zh) | 一种低温脱硝催化剂活性评价装置 | |
CN117298861A (zh) | 一种高温高尘scr脱硝系统 | |
PL226821B1 (pl) | Sposób iinstalacja badawczo-pomiarowa dociagłej wieloparametrowej analizy procesów przetwarzania ireformingu energetycznych paliw gazowych oraz stanu zanieczyszczen gazu poreakcyjnego tlenkami azotu, wegla, siarki, chloru |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2006528547 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2005753354 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2571044 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 11630796 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 200580021623.6 Country of ref document: CN Ref document number: 1020067027517 Country of ref document: KR |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: DE |
|
WWP | Wipo information: published in national office |
Ref document number: 2005753354 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1020067027517 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 11630796 Country of ref document: US |