CN108547685A - High-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks - Google Patents
High-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks Download PDFInfo
- Publication number
- CN108547685A CN108547685A CN201810652923.3A CN201810652923A CN108547685A CN 108547685 A CN108547685 A CN 108547685A CN 201810652923 A CN201810652923 A CN 201810652923A CN 108547685 A CN108547685 A CN 108547685A
- Authority
- CN
- China
- Prior art keywords
- pressurized vessel
- lifting disk
- pressurized
- distributed energy
- tail gas
- 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
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000004202 carbamide Substances 0.000 title claims abstract description 28
- 238000004321 preservation Methods 0.000 claims abstract description 8
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 16
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 11
- 238000000746 purification Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 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 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/06—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 specially adapted for star-arrangement of cylinders, e.g. exhaust manifolds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
Abstract
The invention discloses a kind of high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks, including hollow base, pressurized vessel and lifting disk unit, pressurized vessel to be fixed in hollow base, and lifting disk unit is mounted on the upper end of pressurized vessel；The upper end of pressurized vessel is additionally provided with urea adding mouth, pressure gauge and relief valve；The top of pressurized vessel is double-layer cavity, and lifting disk unit can be taken in inside above-mentioned double-layer cavity.The accurate connector integrated installation such as sensor connector, pressure control joint and jet-sub on lifting disk, is avoided opening excessive mounting hole on tank body by above-mentioned urea pressurized tank；Lifting disk can drop to inside double-layer cavity, and when maintenance can propose out of double-layer cavity, and more abundant space for maintenance is provided for service work；Heat preservation sandwich layer in pressurized vessel outer wall can be with the energy loss of effective pressure tank.
Description
Technical field
The present invention relates to motor exhaust processing technology fields, and in particular to a kind of high-power distributed energy tail gas clean-up
DeNOx system urea pressurized tanks.
Background technology
With the continuous development of distributed energy technology, more and more with rubbish landfill gas, natural gas distributed energy
Source is utilized, and a large amount of thermoelectricity resource is provided for industrial society's production and living.However as these high power gas machines
The utilization of group, a large amount of NOx (nitrogen oxides) pollutant that when work generates also increasingly receive the concern of people.According to country
The air environmental pollution object discharge index formulated with local environmental protection administration, the NOx contained in distributed energy tail gas are also required to
Carry out purified treatment.Traditional distributed energy vent gas treatment mode has the following problems：
1, distributed energy is laid out relative distribution, and it is relatively difficult that concentrated form handles tail gas；2, distributed energy by
In the difference of local environment and application fuel, tail gas NOx pollutant concentrations caused by different units are different, it is difficult to send out
Motivation just configures unified exhaust gas purification system when dispatching from the factory；3, distributed energy cluster engine mostly uses imported engine product,
Exhaust gas purification system is difficult to obtain engine behavior information；4, fortune has been put into most of existing distributed energy unit
Battalion, operation and the layout of original system cannot be influenced by newly increasing exhaust gas purification system；5, individual distributed energy units use
Automotive SCR system does NOx purifications, is limited by the limitation of automotive SCR system own level, generally requires to cover automobile-used SCR systems more
System can just be met the requirements；6, traditional distributed energy unit exhaust gas purification system is to be needed come control system with PLC specifically
Power supply and distribution and switch board, motor and water pump etc. work to complete system, and system structure is complex and high cost high.
High-power distributed energy tail gas clean-up DeNOx systems efficiently solve the problems, such as distributed energy vent gas treatment,
Urea pressurized tank has apparent cost advantage and technical advantage compared with the prior device.
In actual application, urea pressurized tank needs to provide urea injection pressure for whole system and uses urea
Situation real-time delivery gives system control axis, traditional pressurized tank to cannot be satisfied the requirement of above-mentioned purification system.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide a kind of high-power distributed energy
Tail gas clean-up DeNOx system urea pressurized tanks integrate the accurate connector such as sensor connector, pressure control joint and jet-sub
On lifting disk, avoid opening excessive mounting hole on tank body；Lifting disk can drop to inside double-layer cavity, and when maintenance can
To be proposed out of double-layer cavity, more abundant space for maintenance is provided for service work；Heat preservation sandwich layer in pressurized vessel outer wall can
With the energy loss of effective pressure tank.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of high-power distributed energy tail gas clean-up
DeNOx system urea pressurized tanks, including hollow base, pressurized vessel and lifting disk unit, the pressurized vessel are fixed on hollow
On pedestal, lifting disk unit is mounted on the upper end of pressurized vessel；The upper end of pressurized vessel be additionally provided with urea adding mouth, pressure gauge and
Relief valve；The top of the pressurized vessel is double-layer cavity, and lifting disk unit can be taken in inside above-mentioned double-layer cavity.
Further improved as the present invention, the lifting unit includes lifting disk, traveller and sliding sleeve, and the sliding sleeve is fixed
In the bottom of double-layer cavity, slide rod sleeve is in sliding sleeve and can move up and down relative to sliding sleeve, and lifting disk is fixed on traveller top.
It is further improved as the present invention, it is equipped on the lifting disk and builds pressure oil pipe fitting, pressure release oil connection, spray
Ozzle connector and pressure sensor connector are penetrated, pressure oil pipe fitting, pressure release oil connection, injection nozzles connector and the pressure of building passes
Sensor connector is respectively and vertically fixed on lifting disk.
Further improved as the present invention, the pressurized vessel bottom is equipped with jet pump, and jet pump connects with injection nozzles
It is connected using hose between head.
It is further improved as the present invention, heat preservation sandwich layer is equipped in the outer wall of the pressurized vessel.
Further improved as the present invention, the hollow base includes outline border and the cross being fixed in outline border support
Beam, pressurized vessel are directly anchored in cross supporting beam.
Due to the application of the above technical scheme, the present invention has following advantages compared with prior art：
By the accurate connector integrated installation such as sensor connector, pressure control joint and jet-sub on lifting disk, avoid
Excessive mounting hole is opened on tank body；Lifting disk can drop to inside double-layer cavity, and when maintenance can propose out of double-layer cavity,
More abundant space for maintenance is provided for service work；Heat preservation sandwich layer in pressurized vessel outer wall can be damaged with the energy of effective pressure tank
Consumption.
Hollow base can further mitigate the overall weight of urea pressurized tank.
Description of the drawings
Technical scheme of the present invention is further explained below in conjunction with the accompanying drawings：
Attached drawing 1 is urea pressurized tank appearance schematic diagram of the present invention；
Attached drawing 2 is urea pressurized tank bottom substance schematic diagram of the present invention；
Attached drawing 3 is urea pressurized tank top structure close-up schematic view of the present invention；
Attached drawing 4 is urea pressurized tank schematic cross-sectional view of the present invention.
In figure：1, pressurized vessel；2, urea adding mouth；3, pressure gauge；4, lifting disk unit；5, relief valve；6, hollow-sole
Seat；7, cross supporting beam；8, pressure oil pipe fitting is built；9, pressure release oil connection；10, injection nozzles connector；11, pressure sensor
Connector；12, lifting disk；13, double-layer cavity；14, traveller；15, hose；16, sliding sleeve；17, jet pump；18, heat preservation sandwich layer.
Specific implementation mode
With reference to specific embodiment, the present invention is described in further detail.
A kind of high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks as shown in Figures 1 to 4, including
Hollow base 6, pressurized vessel 1 and lifting disk unit 4, lifting disk unit 4, which can move up and down, passes in and out double-layer cavity 13.Lifting disk
Unit 4 is equipped with detent mechanism, convenient to be fixed after rising and falling.
Pressurized vessel 1 is double-layer structure, inside sets heat preservation sandwich layer, further decreases the energy loss of system.
6 lower end of hollow base is equipped with universal wheel, it may be convenient to and it is mobile, improve service efficiency and property easy to maintain.
Pressurized vessel 1 is by bolt or is welded in hollow base 6.
Lifting disk unit 4 is mounted on the upper end of pressurized vessel 1.
The upper end of pressurized vessel 1 is additionally provided with urea adding mouth 2, pressure gauge 3 and relief valve 5；The top of pressurized vessel 1 is double
Layer cavity 13, lifting disk unit 4 can be taken in inside above-mentioned double-layer cavity 13.
The bottom end of double-layer cavity 13 and the lower half portion of pressurized vessel 1 are completely cut off by transverse slat.Sliding sleeve 16 is fixed on transverse slat.
Lifting unit 4 includes lifting disk 12, traveller 14 and sliding sleeve 16, and sliding sleeve 16 is fixed on the bottom of double-layer cavity 13, sliding
Column 14 is sleeved in sliding sleeve 12 and can move up and down relative to sliding sleeve 12, and lifting disk 12 is fixed on 14 top of traveller.
Transverse slat is fixed on the bottom of double-layer cavity 13.
It is equipped on lifting disk 12 and builds pressure oil pipe fitting 8, pressure release oil connection 9, injection nozzles connector 10 and pressure sensing
Device connector 11 is built pressure oil pipe fitting 8, pressure release oil connection 9, injection nozzles connector 10 and pressure sensor connector 11 and is respectively perpendicular
It is fixed on lifting disk 12.
1 bottom of pressurized vessel is equipped with jet pump 17, is connected using hose 15 between jet pump 17 and injection nozzles connector 10.
Heat preservation sandwich layer 18 is equipped in the outer wall of pressurized vessel 1.
Hollow base 6 includes outline border and the cross supporting beam 7 being fixed in outline border, and pressurized vessel 1 is directly anchored to ten
In font supporting beam 7.
Pressure oil pipe fitting 8, pressure release oil connection 9 and pressure sensor connector 11 are built by hose and pressurized vessel 1
Portion connects.
Pressure gauge 3 uses corrosion-resistant table, model Y60BF or YN60BF stainless steel pressure table.
The specific application example that the above is only the present invention, is not limited in any way protection scope of the present invention.All uses
Equivalent transformation or equivalent replacement and the technical solution formed, all fall within rights protection scope of the present invention.
Claims (6)
1. high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks, it is characterised in that：Including hollow base, pressure
Power tank body and lifting disk unit, the pressurized vessel are fixed in hollow base, and lifting disk unit is mounted on the upper of pressurized vessel
End；The upper end of pressurized vessel is additionally provided with urea adding mouth, pressure gauge and relief valve；The top of the pressurized vessel is double-deck empty
Chamber, lifting disk unit can be taken in inside above-mentioned double-layer cavity.
2. high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks, feature exist according to claim 1
In：The lifting unit includes lifting disk, traveller and sliding sleeve, and the sliding sleeve is fixed on the bottom of double-layer cavity, and slide rod sleeve is mounted in
It can move up and down in sliding sleeve and relative to sliding sleeve, lifting disk is fixed on traveller top.
3. high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks, feature exist according to claim 2
In：It is equipped on the lifting disk and builds pressure oil pipe fitting, pressure release oil connection, injection nozzles connector and pressure sensor connector,
Pressure oil pipe fitting, pressure release oil connection, injection nozzles connector and the pressure sensor connector built is respectively and vertically fixed at lifting
On disk.
4. high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks, feature exist according to claim 3
In：The pressurized vessel bottom is equipped with jet pump, is connected using hose between jet pump and injection nozzles connector.
5. high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks, feature exist according to claim 1
In：Heat preservation sandwich layer is equipped in the outer wall of the pressurized vessel.
6. high-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks, feature exist according to claim 1
In：The hollow base includes outline border and the cross supporting beam that is fixed in outline border, and pressurized vessel is directly anchored to cross
In supporting beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810652923.3A CN108547685A (en) | 2018-06-22 | 2018-06-22 | High-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810652923.3A CN108547685A (en) | 2018-06-22 | 2018-06-22 | High-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108547685A true CN108547685A (en) | 2018-09-18 |
Family
ID=63492894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810652923.3A Pending CN108547685A (en) | 2018-06-22 | 2018-06-22 | High-power distributed energy tail gas clean-up DeNOx system urea pressurized tanks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108547685A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004036508A1 (en) * | 2004-07-28 | 2006-03-23 | Daimlerchrysler Ag | Urea tank comprises filler neck, shutoff device mounted in filler neck, and particle filter form-locked into tank end of housing removably inserted into filler neck |
| US20090188923A1 (en) * | 2007-12-10 | 2009-07-30 | Fuel Systems, Inc. | Urea solution tank assembly |
| DE202009006150U1 (en) * | 2009-04-28 | 2010-09-23 | Apel, Helga | Tank system for aggressive liquids, especially urea |
| CN102022164A (en) * | 2010-12-15 | 2011-04-20 | 中国第一汽车集团公司 | Selective catalyst reduction (SCR) urea tank for after-treatment of exhaust gas of diesel engine |
| CN203061170U (en) * | 2013-01-10 | 2013-07-17 | 镇江东方生物工程设备技术有限责任公司 | Upper cover lifting device of reaction tank |
| CN203499776U (en) * | 2013-09-30 | 2014-03-26 | 天津亿利汽车环保科技有限公司 | Urea tank in urea injection system |
| CN105370953A (en) * | 2015-11-24 | 2016-03-02 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Connecting device between tank and pump |
| CN205779154U (en) * | 2016-05-18 | 2016-12-07 | 苏州新力迈特汽车***有限公司 | A kind of urea tank temperature-liquid level sensor assembly |
| CN208619198U (en) * | 2018-06-22 | 2019-03-19 | 南京依柯卡特排放技术股份有限公司 | High-power distributed energy tail gas clean-up DeNOx system urea pressurized tank |
-
2018
- 2018-06-22 CN CN201810652923.3A patent/CN108547685A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004036508A1 (en) * | 2004-07-28 | 2006-03-23 | Daimlerchrysler Ag | Urea tank comprises filler neck, shutoff device mounted in filler neck, and particle filter form-locked into tank end of housing removably inserted into filler neck |
| US20090188923A1 (en) * | 2007-12-10 | 2009-07-30 | Fuel Systems, Inc. | Urea solution tank assembly |
| DE202009006150U1 (en) * | 2009-04-28 | 2010-09-23 | Apel, Helga | Tank system for aggressive liquids, especially urea |
| CN102022164A (en) * | 2010-12-15 | 2011-04-20 | 中国第一汽车集团公司 | Selective catalyst reduction (SCR) urea tank for after-treatment of exhaust gas of diesel engine |
| CN203061170U (en) * | 2013-01-10 | 2013-07-17 | 镇江东方生物工程设备技术有限责任公司 | Upper cover lifting device of reaction tank |
| CN203499776U (en) * | 2013-09-30 | 2014-03-26 | 天津亿利汽车环保科技有限公司 | Urea tank in urea injection system |
| CN105370953A (en) * | 2015-11-24 | 2016-03-02 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Connecting device between tank and pump |
| CN205779154U (en) * | 2016-05-18 | 2016-12-07 | 苏州新力迈特汽车***有限公司 | A kind of urea tank temperature-liquid level sensor assembly |
| CN208619198U (en) * | 2018-06-22 | 2019-03-19 | 南京依柯卡特排放技术股份有限公司 | High-power distributed energy tail gas clean-up DeNOx system urea pressurized tank |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180918 |