CN106000140A - Ammonia-air mixing device for flue gas denitration - Google Patents
Ammonia-air mixing device for flue gas denitration Download PDFInfo
- Publication number
- CN106000140A CN106000140A CN201610539729.5A CN201610539729A CN106000140A CN 106000140 A CN106000140 A CN 106000140A CN 201610539729 A CN201610539729 A CN 201610539729A CN 106000140 A CN106000140 A CN 106000140A
- Authority
- CN
- China
- Prior art keywords
- ammonia
- mixing chamber
- sky
- gas outlet
- pipe
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/10—Mixing gases with gases
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- 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
- B01D53/76—Gas phase processes, e.g. by using aerosols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
- B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Dispersion Chemistry (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to an ammonia-air mixing device for flue gas denitration. The ammonia-air mixing device for flue gas denitration comprises two dilution fans connected with an air inlet pipe of an ammonia-air mixer, and an ammonia buffer tank connected with the ammonia-air mixer through an ammonia input pipe, wherein a mixed gas outlet pipe of the ammonia-air mixer is connected with a flue, the ammonia-air mixer comprises a mixing chamber which is a cylindrical pipeline and is horizontally arranged, the ammonia input pipe and a plurality of guide plates, one end of the mixing chamber is welded with the air inlet pipe, the other end of the mixing chamber is welded with the mixed gas outlet pipe, the ammonia input pipe is inserted into the mixing chamber at the position close to the air inlet pipe, and the guide plates are arranged on the inner wall of the mixing chamber and distributed in a staggered mode, incline in the gas flowing direction and form an included angle of 75 degree with the inner wall of the mixing chamber. The ammonia-air mixing device makes air and ammonia mixed evenly and has the advantages of being convenient and accurate to install, high in strength and small in resistance.
Description
Technical field
The present invention relates to the mixing equipment and technology of denitrating flue gas, be specifically related to a kind of for cigarette
The ammonia sky mixing arrangement of QI prostration nitre.
Background technology
The atmosphere pollution produced after coal combustion mainly has sulfur dioxide, nitrogen oxides, flue dust
(pellet) and the carbon dioxide as greenhouse gases.Human body can be good for by nitrogen oxides
Kang Zaocheng directly endangers, and participates in forming photochemical fog, forms acid rain, causes environmental pollution.
It addition, nitrous oxide is a kind of greenhouse gases, can damage the ozone layer.Due to coal fire discharged and machine
The reason of motor-car discharge, the pollution of the nitrogen oxides of China is the most serious.Denitrating flue gas is
Another major fields of state control thermal power plant pollutant emission after flue gas desulfurization.In recent years
Come, along with gradually stepping up of environmental requirement, in order to reduce the discharge of smoke evacuation nitrogen oxide in tail gas
Amount, the boiler of many industries (such as electric power, chemical industry, iron and steel, cement, waste incineration etc.) and
Other equipment (such as cement kiln, sintering machine etc.) set up equipment for denitrifying flue gas, one after another to thermal power plant
Discharged nitrous oxides requires there has also been to be greatly improved.The denitrating flue gas of thermal power plant is mainly adopted
With ammonia as reducing agent, by ammonia, conversion of nitrogen oxides become harmless nitrogen and steam.?
In denitrification process, being diluted by ammonia if being not provided with the mixing of denitration ammonia air, ammonia is in atmosphere
Volumetric concentration when reaching 16～25%, the flammable explosive mixture of II class can be formed.
Ammonia sky mixing arrangement is equipment important in denitration technology, for by ammonia and air with peace
Full scale mixes, and reacts in being then sprayed into flue.The most conventional ammonia sky mixing arrangement is
In one section of circular pipe, design deflector, reach ammonia through mixing several times the most mixed with air
The effect closed.Ammonia sky mixing arrangement is different according to unit capacity, usually DN150-DN500
Pipeline field processing, need according to design result of calculation weld deflector at pipe interior.By
Little in caliber, operation easier can be caused big, site operation difficulty, the problem of size precision difference.
Summary of the invention
For solving the problems referred to above, it is an object of the invention to provide a kind of ammonia for denitrating flue gas
Empty mixing arrangement.
It is an object of the invention to be achieved through the following technical solutions:
A kind of ammonia sky mixing arrangement for denitrating flue gas, including:
Two dilution airs, its difference the most manually stop valve A connects the sky of ammonia sky blender
Gas inlet tube；
Ammonia surge tank, it drives valve and hand off valve by pneumatic cut-off valve, barrier film respectively
B connects ammonia sky blender through ammonia input pipe；
The mixed gas outlet pipe of ammonia sky blender connects flue；
Wherein, described ammonia sky blender includes:
Mixing chamber, it is the pipeline of tubular, and horizontal positioned, described mixing chamber one end welding sky
Gas inlet tube, other end mixed gas for welding body outlet；
Ammonia input pipe, it is inserting described mixing chamber at air inlet duct；
Some pieces of deflectors, it is arranged on the inwall of described mixing chamber, in being dislocatedly distributed, and
Tilting to the direction of gas flowing, described deflector becomes 75 degree with the inwall of described mixing chamber
Angle.
Further, described ammonia sky mixer length is 3413mm, and wherein, described air enters
The length of mouth pipe and mixed gas outlet pipe is 605mm, and described mixing chamber is further,
Described air inlet duct and mixed gas outlet pipe are round table-like.
Further, described air inlet duct, mixed gas outlet pipe and the longitudinal section of mixing chamber
It is circle, a diameter of 480mm in longitudinal section of the air intake head end of described air inlet duct,
The a diameter of 529mm in longitudinal section of the mixer outlet end of described mixed gas outlet pipe, institute
State a diameter of 630mm in longitudinal section of mixing chamber.
Or further, described mixing chamber is hollow quadrangular shape, described air inlet duct
It is hollow quadrangular frustum pyramid shaped with mixed gas outlet pipe.
Further, described air inlet duct, mixed gas outlet pipe and the longitudinal section of mixing chamber
Being square, the longitudinal section length of side of the air intake head end of described air inlet duct is
480mm, the longitudinal section length of side of the mixed gas outlet end of described mixed gas outlet pipe is
529mm, the longitudinal section length of side of described mixing chamber is 630mm.
Further, described ammonia input pipe includes horizontal tube and VERTICAL TUBE, described horizontal tube and
VERTICAL TUBE connects l-shaped by bend pipe, and described VERTICAL TUBE is through the inwall of mixing chamber, described water
Flat pipe is consistent with the axis of mixing chamber.
Further, the free end of described horizontal tube is closed, and sets on the tube wall of described horizontal tube
Several are had to spray ammonia hole.
Further, a length of 479mm of described horizontal tube, described VERTICAL TUBE a length of
600mm, the distance in adjacent two spray ammonia holes is 18mm.
Further, described deflector is nearly semicircle shape, and the interposition of described deflector circular arc
Installing jagged, a length of 618mm of described deflector, radius is 320mm.
The invention have the benefit that
Deflector in ammonia sky mixing arrangement of the present invention misplaces successively and is alternately distributed, and with gas
The layout that flow path direction forms an angle, enables the ammonia of entrance to imitate with water conservancy diversion with air Mixture
Really, and the resistance of device the least (decreasing SR), meanwhile, again due to deflector
Flow-disturbing, play stirring action, thus reach the purpose of the air mixing full and uniform with ammonia.
The outlet section of ammonia ingress pipe of the present invention is with the axis of mixing chamber consistent and is in
Heart position, ammonia ingress pipe is L-shaped so that from ammonia ingress pipe ejection ammonia with smooth and
The air crossed can be sufficiently mixed, and does not haves the phenomenon that in mixing chamber, locally ammonia is too much or very few.
Mixing chamber of the present invention can be hollow quadrangular shape pipeline, available steel plate Site Welding, first
Do three to face the wall and meditate plate, then weld deflector, make fourth face wallboard, mixing chamber two ends the most again
It is respectively welded air inlet duct and the mixed gas outlet pipe of prism-frustum-shaped again.Ammonia of the present invention is empty
Mixing arrangement simple in construction, makes easily.
Accompanying drawing explanation
Fig. 1 is the structural representation of the ammonia sky mixing arrangement for denitrating flue gas of the present invention；
Fig. 2 is the top view of ammonia sky blender of the present invention；
Fig. 3 is the front view of ammonia sky blender of the present invention；
Fig. 4 is horizontal tube structural representation of the present invention；
Fig. 5 is Section A-A enlarged drawing in Fig. 4；
Fig. 6 is the structural representation of deflector；
Fig. 7 is section B-B enlarged drawing in Fig. 3；
Wherein, 1-ammonia surge tank, 2-dilution air, 3-hand off valve A, 4-manually cuts
Disconnected valve B, 5-pneumatic cut-off valve, 6-barrier film drives valve, 7-ammonia sky blender, 71-air intake
Pipe, 72-mixed gas outlet pipe, 73-mixing chamber, 74-VERTICAL TUBE, 75-horizontal tube, 76-is curved
Pipe, 77-deflector, 78-sprays ammonia hole, 79-breach.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with
Drawings and Examples, are further elaborated to the present invention.Should be appreciated that this place is retouched
The specific embodiment stated only in order to explain the present invention, is not intended to limit the present invention.
Embodiment 1
A kind of ammonia sky mixing arrangement for denitrating flue gas, as it is shown in figure 1, include:
Two dilution airs 2, its difference the most manually stop valve A3 connects ammonia sky blender 7
Air inlet duct 71；
Ammonia surge tank 1, it drives valve 6 and manually by pneumatic cut-off valve 5, barrier film respectively
Stop valve B4 connects ammonia sky blender 7 through ammonia input pipe；
The mixed gas outlet pipe 72 of ammonia sky blender 7 connects flue 8；
Wherein, as shown in Figures 2 and 3, described ammonia sky blender 7 includes:
Mixing chamber 73, its horizontal positioned, described mixing chamber 73 one end welding air inlet duct 71,
Other end mixed gas for welding body outlet 72；
Ammonia input pipe, it is inserting described mixing chamber 73 at air inlet duct 71；
Some pieces of deflectors 77, it is arranged on the inwall of described mixing chamber 73, in dislocation point
Cloth, and tilt to the direction of gas flowing, described deflector 77 is interior with described mixing chamber 73
Wall becomes the angle of 75 degree.
The a length of 3413mm of described ammonia sky blender 7, wherein, described air inlet duct 71
Being 605mm with the length of mixed gas outlet pipe 72, described mixing chamber 73 is a length of
2203mm。
As it is shown in fig. 7, described mixing chamber 73 is cylindric, described air inlet duct 71 is with mixed
Close gas outlet tube 72 and be shaped hollow round table.
Described air inlet duct 71, mixed gas outlet pipe 72 and the longitudinal section of mixing chamber 73
It is circle, a diameter of 480mm in longitudinal section of the air intake head end of described air inlet duct 71,
The a diameter of 529mm in longitudinal section of the mixer outlet end of described mixed gas outlet pipe 72,
The a diameter of 630mm in longitudinal section of described mixing chamber 73.
Described ammonia input pipe includes horizontal tube 75 and VERTICAL TUBE 74, described horizontal tube 75 He
VERTICAL TUBE 74 connects l-shaped by bend pipe 76, and described VERTICAL TUBE 74 is through mixing chamber 73
Inwall, described horizontal tube 75 is consistent with the axis of mixing chamber 73.
As shown in Figure 4, the free end of described horizontal tube 75 is closed, and described horizontal tube 75
Tube wall is provided with several spray ammonia holes 78.
The a length of 479mm of described horizontal tube 75, a length of 600mm of described VERTICAL TUBE 74,
The distance in adjacent two spray ammonia holes 78 is 18mm.
As shown in Figure 6, described deflector 77 is in nearly semicircle shape, and described deflector circular arc
Centre position is provided with breach 79, the described a length of 618mm of deflector 77, and radius is 320mm.
Embodiment 2
A kind of ammonia sky mixing arrangement for denitrating flue gas, as it is shown in figure 1, include:
Two dilution airs 2, its difference the most manually stop valve A3 connects ammonia sky blender 7
Air inlet duct 71；
Ammonia surge tank 1, it drives valve 6 and manually by pneumatic cut-off valve 5, barrier film respectively
Stop valve B4 connects ammonia sky blender 7 through ammonia input pipe；
The mixed gas outlet pipe 72 of ammonia sky blender 7 connects flue 8；
Wherein, as shown in Figures 2 and 3, described ammonia sky blender 7 includes:
Mixing chamber 73, its horizontal positioned, described mixing chamber 73 one end welding air inlet duct 71,
Other end mixed gas for welding body outlet 72；
Ammonia input pipe, it is inserting described mixing chamber 73 at air inlet duct 71；
Some pieces of deflectors 77, it is arranged on the inwall of described mixing chamber 73, in dislocation point
Cloth, and tilt to the direction of gas flowing, described deflector 77 is interior with described mixing chamber 73
Wall becomes the angle of 75 degree.
The a length of 3413mm of described ammonia sky blender 7, wherein, described air inlet duct 71
Being 605mm with the length of mixed gas outlet pipe 72, described mixing chamber 73 is a length of
2203mm。
Described mixing chamber 73 is hollow quadrangular shape, described air inlet duct 71 and mixed gas
Outlet 72 is hollow quadrangular frustum pyramid shaped.
Described air inlet duct 71, mixed gas outlet pipe 72 and the longitudinal section of mixing chamber 73
Being square, the longitudinal section length of side of the air intake head end of described air inlet duct 71 is
480mm, the longitudinal section length of side of the mixed gas outlet end of described mixed gas outlet pipe 72
For 529mm, the longitudinal section length of side of described mixing chamber 73 is 630mm.
Described ammonia input pipe includes horizontal tube 75 and VERTICAL TUBE 74, described horizontal tube 75 He
VERTICAL TUBE 74 connects l-shaped by bend pipe 76, and described VERTICAL TUBE 74 is through mixing chamber 73
Inwall, described horizontal tube 75 is consistent with the axis of mixing chamber 73.
The free end of described horizontal tube 75 is closed, and if the tube wall of described horizontal tube 75 be provided with
Dry spray ammonia hole 78.
The a length of 479mm of described horizontal tube 75, a length of 600mm of described VERTICAL TUBE 74,
The distance in adjacent two spray ammonia holes 78 is 18mm.
Described deflector 77 is in nearly semicircle shape, and the centre position of described deflector circular arc is provided with
Breach 79, the described a length of 618mm of deflector 77, radius is 320mm.
After experiments verify that, using ammonia sky mixing arrangement of the present invention, air mixes with ammonia
More full and uniform, there is ammonia air and enter uniformly, mixing fully, easy for installation accurately, by force
Degree height, the advantages such as resistance is little.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention,
All any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention,
Should be included within the scope of the present invention.
Claims (10)
1. the ammonia sky mixing arrangement for denitrating flue gas, it is characterised in that including:
Two dilution airs (2), its difference the most manually stop valve A (3) connects ammonia sky to be mixed
The air inlet duct (71) of clutch (7)；
Ammonia surge tank (1), it drives valve (6) by pneumatic cut-off valve (5), barrier film respectively
Ammonia sky blender (7) is connected through ammonia input pipe with hand off valve B (4)；
The mixed gas outlet pipe (72) of ammonia sky blender (7) connects flue (8)；
Wherein, described ammonia sky blender (7) including:
Mixing chamber (73), its horizontal positioned, described mixing chamber (73) one end welding air enters
Mouth pipe (71), other end mixed gas for welding body outlet (72)；
Ammonia input pipe, it is inserting described mixing chamber (73) near air inlet duct (71) place；
Some pieces of deflectors (77), it is arranged on the inwall of described mixing chamber (73), in
Being dislocatedly distributed, and tilt to the direction of gas flowing, described deflector (77) mixes with described
The inwall of room (73) becomes the angle of 75 degree.
Ammonia sky mixing arrangement the most according to claim 1, it is characterised in that described ammonia
Empty blender (7) a length of 3413mm, wherein, described air inlet duct (71) and mixing
The length closing gas outlet tube (72) is 605mm, and described mixing chamber (73) is a length of
2203mm。
Ammonia sky mixing arrangement the most according to claim 1, it is characterised in that described mixed
It is cylindric for closing room (73), described air inlet duct (71) and mixed gas outlet pipe (72)
It is shaped hollow round table.
Ammonia sky mixing arrangement the most according to claim 3, it is characterised in that described sky
The longitudinal section of gas inlet tube (71), mixed gas outlet pipe (72) and mixing chamber (73) is equal
For circle, a diameter of 480mm in longitudinal section of the air intake head end of described air inlet duct (71),
The a diameter of 529mm in longitudinal section of the mixer outlet end of described mixed gas outlet pipe (72),
The a diameter of 630mm in longitudinal section of described mixing chamber (73).
Ammonia sky mixing arrangement the most according to claim 1, it is characterised in that described mixed
Closing room (73) is hollow quadrangular shape, described air inlet duct (71) and mixed gas outlet
Pipe (72) is hollow quadrangular frustum pyramid shaped.
Ammonia sky mixing arrangement the most according to claim 5, it is characterised in that described sky
The longitudinal section of gas inlet tube (71), mixed gas outlet pipe (72) and mixing chamber (73) is equal
For square, the longitudinal section length of side of the air intake head end of described air inlet duct (71) is
480mm, the limit, longitudinal section of the mixed gas outlet end of described mixed gas outlet pipe (72)
A length of 529mm, the longitudinal section length of side of described mixing chamber (73) is 630mm.
Ammonia sky mixing arrangement the most according to claim 1, it is characterised in that
Described ammonia input pipe includes horizontal tube (75) and VERTICAL TUBE (74), described horizontal tube
(75) pass through bend pipe (76) connect l-shaped, described VERTICAL TUBE (74) with VERTICAL TUBE (74)
Axis through the inwall of mixing chamber (73), described horizontal tube (75) and mixing chamber (73)
Unanimously.
Ammonia sky mixing arrangement the most according to claim 7, it is characterised in that described water
The free end of flat pipe (75) is closed, and the tube wall of described horizontal tube (75) is provided with several
Spray ammonia hole (78).
Ammonia sky mixing arrangement the most according to claim 7, it is characterised in that described water
A length of 479mm, a length of 600mm of described VERTICAL TUBE (74) of flat pipe (75),
The distance of adjacent two sprays ammonia hole (78) is 18mm.
Ammonia sky mixing arrangement the most according to claim 1, it is characterised in that described in lead
Stream plate (77) is in nearly semicircle shape, and the centre position of described deflector circular arc is provided with breach (79),
Described deflector (77) a length of 618mm, radius is 320mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539729.5A CN106000140A (en) | 2016-07-08 | 2016-07-08 | Ammonia-air mixing device for flue gas denitration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539729.5A CN106000140A (en) | 2016-07-08 | 2016-07-08 | Ammonia-air mixing device for flue gas denitration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106000140A true CN106000140A (en) | 2016-10-12 |
Family
ID=57109015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610539729.5A Pending CN106000140A (en) | 2016-07-08 | 2016-07-08 | Ammonia-air mixing device for flue gas denitration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106000140A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510175A (en) * | 2019-08-20 | 2019-11-29 | 山西瑞飞机械制造有限公司 | Continuous vacuum gas-control packing device |
| CN111558286A (en) * | 2020-05-12 | 2020-08-21 | 江苏峰峰鸿运环保科技发展有限公司 | SNCR-SCR combined denitration method and device |
| CN113390807A (en) * | 2021-06-16 | 2021-09-14 | 桂林理工大学 | Simulation low carbon chemical combustion gas spectrum test system |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126106A (en) * | 1994-05-20 | 1996-07-10 | 奥托孔普工程承包商公司 | Method and apparatus for forming controlled vortexes and for recirculating gas |
| CN201179429Y (en) * | 2008-02-01 | 2009-01-14 | 曾永健 | Alkaline air, air mixer |
| CN202683095U (en) * | 2012-08-08 | 2013-01-23 | 中国大唐集团环境技术有限公司 | Horizontal type ammonia-air mixing device |
| CN202700385U (en) * | 2012-08-08 | 2013-01-30 | 中国大唐集团环境技术有限公司 | Upright ammonia gas and air mixing device |
| CN202724990U (en) * | 2012-06-07 | 2013-02-13 | 武汉龙净环保工程有限公司 | Flue gas denitration system for coal-fired power plant |
| CN202778376U (en) * | 2012-09-19 | 2013-03-13 | 浙江蓝天求是环保集团有限公司 | Shutter type ammonia/air mixer device for ammonia-spraying denitration system of thermal power plant |
| CN202844899U (en) * | 2012-10-26 | 2013-04-03 | 杭州北高峰电力工程设计有限公司 | Whirlwind-type ammonia-air mixer |
| CN103007558A (en) * | 2012-12-24 | 2013-04-03 | 上海建安化工设计有限公司 | Liquid ammonia evaporator |
| CN203425725U (en) * | 2013-08-01 | 2014-02-12 | 中国大唐集团环境技术有限公司 | Ammonia gas and air mixer in ammonia-spraying denitration system of thermal power plant |
| CN103776013A (en) * | 2012-10-24 | 2014-05-07 | 中国石油化工股份有限公司 | CO boiler with ash removing function |
| CN203764150U (en) * | 2014-04-10 | 2014-08-13 | 四川川锅环保工程有限公司 | Nitrogen and air mixing system |
| CN104056541A (en) * | 2014-02-08 | 2014-09-24 | 上海泰欣环保工程有限公司 | Denitration system combining SNCR with low-temperature SCR and used for household garbage incinerator |
| CN203853032U (en) * | 2014-03-31 | 2014-10-01 | 上海德凯工业技术有限公司 | Straight-through type ammonia gas and air mixer |
| CN203944300U (en) * | 2014-05-16 | 2014-11-19 | 北京博智伟德环保科技有限公司 | A kind of ammonia/air mixer |
| CN204365160U (en) * | 2014-12-26 | 2015-06-03 | 大连贝斯特环境工程设备有限公司 | The empty blender of the dynamic ammonia of a kind of SCR denitration |
| CN204816252U (en) * | 2015-07-13 | 2015-12-02 | 大唐环境产业集团股份有限公司 | Empty blender of ammonia |
| CN205730924U (en) * | 2016-07-08 | 2016-11-30 | 大唐环境产业集团股份有限公司 | A kind of ammonia sky mixing arrangement for denitrating flue gas |
-
2016
- 2016-07-08 CN CN201610539729.5A patent/CN106000140A/en active Pending
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126106A (en) * | 1994-05-20 | 1996-07-10 | 奥托孔普工程承包商公司 | Method and apparatus for forming controlled vortexes and for recirculating gas |
| CN201179429Y (en) * | 2008-02-01 | 2009-01-14 | 曾永健 | Alkaline air, air mixer |
| CN202724990U (en) * | 2012-06-07 | 2013-02-13 | 武汉龙净环保工程有限公司 | Flue gas denitration system for coal-fired power plant |
| CN202683095U (en) * | 2012-08-08 | 2013-01-23 | 中国大唐集团环境技术有限公司 | Horizontal type ammonia-air mixing device |
| CN202700385U (en) * | 2012-08-08 | 2013-01-30 | 中国大唐集团环境技术有限公司 | Upright ammonia gas and air mixing device |
| CN202778376U (en) * | 2012-09-19 | 2013-03-13 | 浙江蓝天求是环保集团有限公司 | Shutter type ammonia/air mixer device for ammonia-spraying denitration system of thermal power plant |
| CN103776013A (en) * | 2012-10-24 | 2014-05-07 | 中国石油化工股份有限公司 | CO boiler with ash removing function |
| CN202844899U (en) * | 2012-10-26 | 2013-04-03 | 杭州北高峰电力工程设计有限公司 | Whirlwind-type ammonia-air mixer |
| CN103007558A (en) * | 2012-12-24 | 2013-04-03 | 上海建安化工设计有限公司 | Liquid ammonia evaporator |
| CN203425725U (en) * | 2013-08-01 | 2014-02-12 | 中国大唐集团环境技术有限公司 | Ammonia gas and air mixer in ammonia-spraying denitration system of thermal power plant |
| CN104056541A (en) * | 2014-02-08 | 2014-09-24 | 上海泰欣环保工程有限公司 | Denitration system combining SNCR with low-temperature SCR and used for household garbage incinerator |
| CN203853032U (en) * | 2014-03-31 | 2014-10-01 | 上海德凯工业技术有限公司 | Straight-through type ammonia gas and air mixer |
| CN203764150U (en) * | 2014-04-10 | 2014-08-13 | 四川川锅环保工程有限公司 | Nitrogen and air mixing system |
| CN203944300U (en) * | 2014-05-16 | 2014-11-19 | 北京博智伟德环保科技有限公司 | A kind of ammonia/air mixer |
| CN204365160U (en) * | 2014-12-26 | 2015-06-03 | 大连贝斯特环境工程设备有限公司 | The empty blender of the dynamic ammonia of a kind of SCR denitration |
| CN204816252U (en) * | 2015-07-13 | 2015-12-02 | 大唐环境产业集团股份有限公司 | Empty blender of ammonia |
| CN205730924U (en) * | 2016-07-08 | 2016-11-30 | 大唐环境产业集团股份有限公司 | A kind of ammonia sky mixing arrangement for denitrating flue gas |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510175A (en) * | 2019-08-20 | 2019-11-29 | 山西瑞飞机械制造有限公司 | Continuous vacuum gas-control packing device |
| CN111558286A (en) * | 2020-05-12 | 2020-08-21 | 江苏峰峰鸿运环保科技发展有限公司 | SNCR-SCR combined denitration method and device |
| CN113390807A (en) * | 2021-06-16 | 2021-09-14 | 桂林理工大学 | Simulation low carbon chemical combustion gas spectrum test system |
| CN113390807B (en) * | 2021-06-16 | 2022-12-02 | 桂林理工大学 | Test system for simulating low-carbon chemical combustion gas spectrum |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205730924U (en) | A kind of ammonia sky mixing arrangement for denitrating flue gas | |
| CN106000140A (en) | Ammonia-air mixing device for flue gas denitration | |
| CN104984656B (en) | Multistage internal circulation semi-dry method desulfurization, denitrification and demercuration integrated device | |
| CN204816252U (en) | Empty blender of ammonia | |
| CN104764010A (en) | Venturi burner capable of reinforcing gas flow mixing | |
| CN203002506U (en) | Ammonia spraying device and furnace | |
| CN103968372B (en) | Fluid distribution and mixing grid for mixed gas | |
| CN103776014B (en) | A kind of CO boiler with dusting function | |
| CN205796999U (en) | It is applied to the flue gas static mixing device of SCR denitration device gas approach | |
| CN103776013B (en) | There is the CO boiler of dusting function | |
| CN203725030U (en) | SCR (Selective Catalytic Reduction) denitration system and ammonia spraying device thereof | |
| CN102635857B (en) | Flue gas reutilization technology flue gas and the air blender device of low NOx drainage fall | |
| CN101915429A (en) | Flue gas recirculation technology and combustor combustion air and circulating flue gas premixing device | |
| CN103933859B (en) | A kind of SCR denitration system for acrylonitrile installation vent gas treatment | |
| CN207745708U (en) | Flue gas and desulfurizing and denitrifying integrated purification system | |
| CN203944300U (en) | A kind of ammonia/air mixer | |
| CN202868709U (en) | Denitration device applicable to old boiler improvement | |
| CN106166455B (en) | Denitration ammonia pretreatment systems | |
| CN102441324A (en) | Flue gas desulfurization reactor for descending circulating fluidized bed | |
| CN210303121U (en) | Flue gas treatment device | |
| CN113144898A (en) | Flue denitration ammonia injection uniform distribution device and denitration ammonia injection system | |
| CN209985193U (en) | Low-temperature SCR flue gas denitration system | |
| CN203710902U (en) | Flue gas rectifying and oxidizing device for denitrifying by using wet oxidation absorption method | |
| CN203853020U (en) | SCR (Selective Catalytic Reduction) denitration system for treating tail gas of acrylonitrile device | |
| CN110081454A (en) | Biomass boiler flue gas combined purification device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Yuxin Inventor after: Wei Tianyao Inventor after: Yang Chen Inventor after: Gao Fei Inventor after: Liu Chang Inventor after: Xia Shuang Inventor after: Li Yehong Inventor after: Zhao Yuntao Inventor after: Li Chunyu Inventor after: Yang Xiujie Inventor after: Cao Dong Inventor before: Liu Yuxin Inventor before: Gao Fei Inventor before: Lu Shengkuan Inventor before: Zhao Yuntao Inventor before: Song Zhiqiang Inventor before: Cao Dong |
|
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161012 |
|
| RJ01 | Rejection of invention patent application after publication |