CN104503373A - Device and method for partly feeding monolithic catalyst - Google Patents
Device and method for partly feeding monolithic catalyst Download PDFInfo
- Publication number
- CN104503373A CN104503373A CN201410559008.1A CN201410559008A CN104503373A CN 104503373 A CN104503373 A CN 104503373A CN 201410559008 A CN201410559008 A CN 201410559008A CN 104503373 A CN104503373 A CN 104503373A
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- China
- Prior art keywords
- liquid level
- slurry
- catalyzer
- integer catalyzer
- valve
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000003054 catalyst Substances 0.000 title claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 239000002002 slurry Substances 0.000 claims abstract description 32
- 230000006698 induction Effects 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 229920006351 engineering plastic Polymers 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 239000011133 lead Substances 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000005060 rubber Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 229910002058 ternary alloy Inorganic materials 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- 239000011135 tin Substances 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000010998 test method Methods 0.000 abstract 1
- 238000009826 distribution Methods 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 229910052878 cordierite Inorganic materials 0.000 description 3
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000510 noble metal Inorganic materials 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4189—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the transport system
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Catalysts (AREA)
Abstract
The invention discloses a device and a method for partly feeding a monolithic catalyst. The feeding device comprise a feed cavity, by-pass pipes connected with the feed cavity, and a liquid level induction device, a signal detection device, a catalyst fixing and sealing device, and a control system in the by-pass pipes. By using a communicating vessel principle, through controlling liquid level in the by-pass pipes, the device realizes to control slurry positions in the monolithic catalyst. The device and the test method can realize to accurately control the slurry positions of the monolithic catalyst, realizing accurate part feeding. The method is characterized by low cost and high stability.
Description
Technical field
The present invention relates to part delivery equipment and method of feeding when a kind of integer catalyzer applies, in particular, relate to feed opertaing device and the method for slurry during integer catalyzer area load.
Background technology
Along with motor vehicle, stationary combustion source increasing number, its gas discharged is also more and more serious to the pollution of air, and serious harm health, country is also more and more stricter to the Abgasgesetz of waste gas.Installing integral catalyzer is the effective ways solving toxic emission.The main active of the catalyzer that motor vehicle is installed is precious metals pt, Pd and Rh, and the cost of noble metal accounts for more than 50% of whole catalyzer cost.For effectively utilizing noble metal, when integer catalyzer applies, the noble metal in integer catalyzer is carried out subregion distribution by deviser intentionally, plays object alive fast to reach catalyzer; In order to reach the Catalyst Production of this kind of coating area distribution, must control the height of slurry in coating procedure.
But, existing disclosed known references and data are not yet described the part delivery equipment of slurry in the production run of the catalyzer that coating area distributes and control method, the present invention mainly in order to meet equipment and the method for the part delivery carried out in areal distribution Catalyst Production, accurately can control the distribution of slurry in integer catalyzer.
Summary of the invention
The object of the invention is to design a kind of accurate position of control slurry in integer catalyzer.Plant the part delivery device of integer catalyzer, it is characterized in that: this part delivery device comprises:
1. feed cavity, 2 shunt valves, 3 liquid level induction systems, 4 signal supervisory instruments, 5 integer catalyzer sealed fixing devices, 6 control system; Described feed cavity is storage and the snubber assembly of catalyst-coated slurry, and its material can be PV plastics, engineering plastics, stainless steel or adds hard steel, preferred stiffened steel or stainless steel, more preferably stainless steel, its inner employing polishing;
Selected by the by-pass pipe 2 of connection feed cavity, material is identical with feed cavity, and the caliber of by-pass pipe is 10-100mm, preferred 20-40mm, and by-pass pipe and feed chamber body form linker;
Utilize law of connected vessels to control the feed height of integer catalyzer, adapt to integer catalyzer height 25.4-254mm;
The feed height of integer catalyzer and the liquid level in by-pass pipe utilize electrode, the liquid level sensor such as ultrasonic controls to utilize law of connected vessels to control.
Control system is utilized to pass through to realize controlling the liquid level of slurry to the aperture of valve and time.
Catalyzer fixing seal device adopts the compound substance of rubber, plastics, silica gel material and this different materials to seal.
Control system adopts software to control.
Described liquid level sensor, its feature is, two yuan or ternary alloy three-partalloy in material preferred silver, copper, aluminium, gold, molybdenum, tungsten, zinc, nickel, iron, platinum, tin, lead or this several material of liquid level sensor.
Described liquid level sensor height can carry out regulating and fixing.
The method of integer catalyzer part delivery of the present invention, comprises the following steps:
1) system opens the valve connecting feed cavity, (can not carry out this step) by pre-filled for slurry in slurry cavity;
(2) integer catalyzer is positioned on catalyzer fixing seal device, integer catalyzer is sealed, fix;
(3) system opens valve, filling paste, and slurry liquid level rises to the height of catalyst requirement, and the liquid level induction system in by-pass pipe and signal supervisory instrument provide signal;
(4) control after system receives signal to close the valve be connected with feed cavity, stop filling paste;
The method of integer catalyzer part delivery of the present invention, also can comprise the following steps:
(1) liquid level sensor of closing device and signal detector;
(2) system opens the valve connecting feed cavity, (can not carry out this step) by pre-filled for slurry in slurry cavity;
(3) integer catalyzer is positioned on catalyzer fixing seal device, integer catalyzer is sealed, fix;
(4) unlatching size and the time of valve is set;
(5) system opens valve, and the time stops filling paste to rear valve-off;
Accompanying drawing explanation
Accompanying drawing 1 is integer catalyzer part delivery apparatus sketch of the present invention, being labeled as in accompanying drawing: 1 feed cavity, 2 shunt valves, 3 liquid level induction systems, 4 signal supervisory instruments, 5 integer catalyzer sealed fixing devices, 6, control system.Fig. 2, Fig. 3 and Fig. 4 are the integer catalyzer part delivery slurry of the present invention locations drawing in the carrier.
Embodiment
Following non-limiting examples is for illustration of the present invention
The method of feeding of this part delivery equipment is as follows:
(1) system opens the valve connecting feed cavity, (can not carry out this step) by pre-filled for slurry in slurry cavity;
(2) integer catalyzer is positioned on catalyzer fixing seal device, integer catalyzer is sealed, fix;
(3) system opens valve, filling paste, and slurry liquid level rises to the height of catalyst requirement, and the liquid level induction system in by-pass pipe and signal supervisory instrument provide signal;
(4) control after system receives signal to close the valve be connected with feed cavity, stop filling paste;
Beneficial effect of the present invention: control mode is simple, and equipment cost is low, adopt electric signal to control, the response time is short, and control accuracy is high, within can making the slurry axial location control 10mm of integer catalyzer; Embodiment 1
As Fig. 1. shown in, the present invention is a kind of part delivery equipment, comprises with lower part, 1. feed cavity, 2 shunt valves, 3 electrode liquid level induction systems, 4 signal supervisory instruments, 5 integer catalyzer sealed fixing devices, 6 control system.
Feed cavity and by-pass pipe adopt 304 stainless steels to form with integrated processes, have the features such as acid-fast alkali-proof is corrosion-resistant; Electrode liquid level induction system adopts the copper rod of 6mm to make, and has satisfactory electrical conductivity and the feature such as corrosion-resistant; Signal supervisory instrument is responsible for acquisition electrode signal, and sends signal to control system; Integer catalyzer sealed fixing device adopts silica gel material machine-shaping, realizes the fixing effect of integer catalyzer sealing; Control system adopts the mode of software programming, is processed, then send the instruction of on/off valve by the signal transmitted signal supervisory instrument.
After the 61.7mm part delivery of the carrier cordierite ceramic integer catalyzer of the Φ 101.6*123.3 produced by equipment of the present invention, slurry distribution is in the carrier as Fig. 2. shown in, 30 products producing all meet ± the requirement of 6mm, reach advanced world standards.
Embodiment 2
By the electrode liquid level induction system in embodiment 1, replace, for controlling the slurry liquid level in by-pass pipe with ultrasonic liquid level induction installation.
After the 61.7mm part delivery of the carrier cordierite ceramic integer catalyzer of Φ 101.6*123.3 that equipment is produced thus, as shown in fig. 3,30 products produced all meet ± requirement of 6mm in slurry distribution in the carrier, reach advanced world standards.
Embodiment 3
A kind of alternative of the present invention, equipment is identical with embodiment 1, liquid level induction system on by-pass pipe and signal supervisory instrument are closed, utilizes entering, to reach the object controlling slurry liquid level of the switch size of the direct by-pass valve control of control system and time controling slurry.Material inlet valve adopts the stainless steel stop valve of DN40, setup control aperture 30% in the controls, opening time 10s.
After the 61.7mm part delivery of the carrier cordierite ceramic integer catalyzer of Φ 101.6*123.3 that method is produced thus, slurry distribution is in the carrier as Fig. 4. shown in, 30 products produced all meet ± requirement of 8mm, reach advanced world standards.
Claims (8)
1. a part delivery device for integer catalyzer, is characterized in that: this part delivery device comprises:
Feed cavity 1, shunt valve 2, liquid level induction system 3, signal supervisory instrument 4, integer catalyzer sealed fixing device 5, control system 6;
Described feed cavity is storage and the snubber assembly of catalyst-coated slurry, and its material can be PV plastics, engineering plastics, stainless steel or adds hard steel, preferred stiffened steel or stainless steel, more preferably stainless steel, its inner employing polishing;
Selected by the by-pass pipe 2 of connection feed cavity, material is identical with feed cavity, and the caliber of by-pass pipe is 10-100mm, preferred 20-40mm, and by-pass pipe and feed chamber body form linker;
Utilize law of connected vessels to control the feed height of integer catalyzer, adapt to integer catalyzer height 25.4-254mm;
The feed height of integer catalyzer and the liquid level in by-pass pipe utilize electrode, the liquid level sensor such as ultrasonic controls to utilize law of connected vessels to control.
2. the part delivery device as described in right 1, its feature is: utilize control system to pass through to realize controlling the liquid level of slurry to the aperture of valve and time.
3. the part delivery device as described in right 1, its feature is: catalyzer fixing seal device adopts the compound substance of rubber, plastics, silica gel material and this different materials to seal.
4. the part delivery device as described in right 1, its feature is: control system adopts software to control.
5. the part delivery device as described in right 1, its feature is: described liquid level sensor, its feature is, two yuan or ternary alloy three-partalloy in material preferred silver, copper, aluminium, gold, molybdenum, tungsten, zinc, nickel, iron, platinum, tin, lead or this several material of liquid level sensor.
6. the part delivery device as described in right 5, its feature is: described liquid level sensor height can carry out regulating and fixing.
7. a method for integer catalyzer part delivery, is characterized in that: comprise the following steps:
(1) system opens the valve connecting feed cavity, by pre-filled for slurry in slurry cavity;
(2) integer catalyzer is positioned on catalyzer fixing seal device, integer catalyzer is sealed, fix;
(3) system opens valve, filling paste, and slurry liquid level rises to the height of catalyst requirement, and the liquid level induction system in by-pass pipe and signal supervisory instrument provide signal;
(4) control after system receives signal to close the valve be connected with feed cavity, stop filling paste.
8. a method for integer catalyzer part delivery, comprises the following steps:
(1) liquid level sensor of closing device and signal detector;
(2) system opens the valve connecting feed cavity, by pre-filled for slurry in slurry cavity;
(3) integer catalyzer is positioned on catalyzer fixing seal device, integer catalyzer is sealed, fix;
(4) unlatching size and the time of valve is set;
(5) system opens valve, and the time stops filling paste to rear valve-off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410559008.1A CN104503373A (en) | 2014-10-21 | 2014-10-21 | Device and method for partly feeding monolithic catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410559008.1A CN104503373A (en) | 2014-10-21 | 2014-10-21 | Device and method for partly feeding monolithic catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104503373A true CN104503373A (en) | 2015-04-08 |
Family
ID=52944777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410559008.1A Pending CN104503373A (en) | 2014-10-21 | 2014-10-21 | Device and method for partly feeding monolithic catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104503373A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0428990A1 (en) * | 1989-11-16 | 1991-05-29 | N.E. Chemcat Corporation | Method and apparatus for liquid coating for honeycomb structure |
| JP2000202307A (en) * | 1999-01-18 | 2000-07-25 | Nissan Motor Co Ltd | Method and apparatus for coating ceramic monolithic support with catalytic slurry |
| EP1180399B1 (en) * | 2000-08-14 | 2003-06-18 | ICT Co., Ltd. | Method for production of a monolithic catalyst |
| CN1433844A (en) * | 2002-01-22 | 2003-08-06 | 株式会社科特拉 | Equipment for coating catalyst solution and method for producing waste gas purifying catalyst |
| CN102753267A (en) * | 2010-02-09 | 2012-10-24 | 乌米科雷股份两合公司 | Coating method and device |
| CN102781585A (en) * | 2010-02-19 | 2012-11-14 | 乌米科雷股份两合公司 | Coating device and method |
-
2014
- 2014-10-21 CN CN201410559008.1A patent/CN104503373A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0428990A1 (en) * | 1989-11-16 | 1991-05-29 | N.E. Chemcat Corporation | Method and apparatus for liquid coating for honeycomb structure |
| JP2000202307A (en) * | 1999-01-18 | 2000-07-25 | Nissan Motor Co Ltd | Method and apparatus for coating ceramic monolithic support with catalytic slurry |
| EP1180399B1 (en) * | 2000-08-14 | 2003-06-18 | ICT Co., Ltd. | Method for production of a monolithic catalyst |
| CN1433844A (en) * | 2002-01-22 | 2003-08-06 | 株式会社科特拉 | Equipment for coating catalyst solution and method for producing waste gas purifying catalyst |
| CN102753267A (en) * | 2010-02-09 | 2012-10-24 | 乌米科雷股份两合公司 | Coating method and device |
| CN102781585A (en) * | 2010-02-19 | 2012-11-14 | 乌米科雷股份两合公司 | Coating device and method |
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Application publication date: 20150408 |
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