CN109316902B - Multi-point cyclone vortex mixing flow equalizing multi-pollutant deep purifying system - Google Patents
Multi-point cyclone vortex mixing flow equalizing multi-pollutant deep purifying system Download PDFInfo
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- CN109316902B CN109316902B CN201811494161.5A CN201811494161A CN109316902B CN 109316902 B CN109316902 B CN 109316902B CN 201811494161 A CN201811494161 A CN 201811494161A CN 109316902 B CN109316902 B CN 109316902B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
- B01D53/06—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 by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
- B01D53/10—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 by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds with dispersed adsorbents
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- 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
- B01F25/10—Mixing by creating a vortex flow, e.g. by tangential introduction of flow components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
- B01D2257/602—Mercury or mercury compounds
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- 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
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention provides a multi-point cyclone vortex mixing flow equalizing multi-pollutant purifying system which can be used for mixing different materials such as gas, liquid, gas, solid and the like. The multipurpose mesh-shaped multipoint whirlpool mixing and equalizing system comprises a whirlpool mixer and a cascade distribution pipe network, wherein the whirlpool mixer is arranged on the cascade distribution pipe network and comprises a feeding pipe, a whirlpool mixing cone mask and a scattering nozzle, the scattering nozzle is arranged at the lower end of the feeding pipe, the whirlpool mixing cone mask is arranged on the feeding pipe and covers the scattering nozzle, and the feeding pipe is connected with the cascade distribution pipe network; the step distribution pipe network comprises a main pipe, a plurality of groups of step branch pipes and control valves.
Description
Technical Field
The invention relates to a multi-point cyclone vortex mixing flow equalizing multi-pollutant deep purifying system, which can uniformly disperse gas or pneumatically conveyed powder into gas, dust-containing gas or flowable solid particles or block media, and can be widely used in various fields of trace mixing of flowable solid materials, pollutant removal by flue gas injection of a solid removing agent, flue gas denitration, heavy metal removal in flue gas, flow field homogenization and the like in multiple industries.
Background
Blending of flowable solid materials in various industries, adding of trace solid removing agents into flue gas to adsorb and remove pollutants such as mercury, arsenic and other heavy metals, flue gas denitration, flow field homogenization and the like are important problems faced in the field of various resource environments such as coal pollution control at present, and particularly, the problems of uniform mixing of different materials such as gas, liquid, gas, solid and the like and flow field homogenization are also one of hot spots in the research of the current equipment, and qualified design, quality improvement and efficiency improvement are necessary.
Disclosure of Invention
The invention provides a multi-point cyclone vortex mixing flow equalizing multi-pollutant purifying system which can be used for mixing different materials such as gas, liquid, gas, solid and the like.
The specific technical scheme of the invention is as follows:
a multipurpose mesh multi-point whirlpool mixing and equalizing system comprises a whirlpool mixer and a cascade distribution pipe network, wherein the whirlpool mixer is arranged on the cascade distribution pipe network,
the vortex jet vortex mixer comprises a feeding pipe, a vortex mixing cone mask and a scattering nozzle, wherein the scattering nozzle is arranged at the lower end of the feeding pipe, the vortex mixing cone mask is arranged on the feeding pipe and covers the scattering nozzle, and the feeding pipe is connected with a step distribution pipe network; the step distribution pipe network comprises a main pipe, a plurality of groups of step branch pipes and control valves.
The preferred design of the invention is as follows:
the scattering spout adopts horn mouth and dispersion disc cooperation structure, and the horn mouth is connected at the inlet pipe lower extreme, and the dispersion disc passes through the muscle to be connected on the horn mouth.
The preferred design of the invention is as follows:
the dispersing disc adopts a plane disc, a conical surface disc or a spiral conical surface disc.
The preferred design of the invention is as follows:
the scattering nozzle adopts a multi-nozzle or multi-nozzle structure. The multiple nozzles are installed at the lower opening of the feeding pipe in a conical shape by adopting multiple branch pipes. The multiple nozzles are connected to the lower opening of the feeding pipe in a conical shape.
The preferred design of the invention is as follows:
the plurality of spraying openings adopt a structure form that a plurality of branch pipes are arranged at the lower opening of the feeding pipe;
the preferred design of the invention is as follows:
the plurality of spray nozzles adopt a structure form that a plurality of spray heads are arranged at the lower opening of the feed pipe;
the preferred design of the invention is as follows:
the included angle beta between the branch pipe or the nozzle and the feeding pipe in the multi-nozzle structure is 95-160 degrees; the included angle alpha between the conical surface of the vortex mixing cone mask and the feeding pipe is 95-160 degrees.
The preferred design of the invention is as follows:
the projection area of the vortex mixing cone mask is larger than that of the scattering nozzle, and the included angle beta between the scattering nozzle and the feeding pipe is larger than the included angle alpha between the vortex mixing cone mask and the feeding pipe.
The preferred design of the invention is as follows:
the step branch pipes in the step distribution pipe network are provided with a plurality of groups and are respectively communicated with the main pipe, the step branch pipes adopt a diameter-variable design with a gradually-reduced pipe diameter, and each pipe diameter section is at least provided with a group of vortex mixer. (the variable diameter of each section and the length of each variable diameter section are determined according to the actual working condition).
The multi-point cyclone vortex mixing flow equalizing multi-pollutant purifying system can be used for mixing different materials such as gas, liquid, gas, solid and the like, and can realize uniform mixing of the materials and flow field homogenization.
According to the invention, the materials can be uniformly sprayed out through the design of the pipe network and the multi-swirl jet vortex mixing uniformly distributed in the gridding manner. The method is suitable for uniformly dispersing a trace amount of solid adsorbent on the section of a large flue gas duct or a reactor, enhances uniform mixing of solid fuming on the section, homogenizes a particulate matter concentration field, and is beneficial to efficient adsorption and reaction of heavy metals.
Drawings
FIG. 1 is a schematic diagram of a multi-point cyclone vortex mixing flow equalizing multi-pollutant purifying system in an embodiment, and is also taken as a abstract drawing;
FIG. 2 is a diagram of a hierarchical distribution network structure in an embodiment;
FIG. 3 illustrates an embodiment in which the diffuser orifice is a multi-orifice or multi-nozzle configuration;
FIG. 4 is a schematic diagram of a vortex mixer in an embodiment;
FIG. 5 is a schematic structural view of a vortex mixing cone mask in an embodiment;
in the figure: 1-a spin vortex mixer; 2-feeding pipe; 3-scattering jets; 4-vortex mixing cone mask; 5-a main pipe; 6-step branch pipe.
Detailed Description
Embodiment one:
as shown in fig. 1 and 2, the multi-point vortex mixing flow equalizing multi-pollutant purifying system comprises a vortex mixer 1 and a cascade distribution pipe network, wherein the vortex mixer is arranged on the cascade distribution pipe network.
The cascade distribution pipe network comprises a main pipe 5, a plurality of groups of cascade branch pipes 6 and control valves. The step branch pipe 6 in the step distribution pipe network is provided with three groups and is respectively communicated with the main pipe 5, the step branch pipe 6 adopts a diameter-reducing design with a gradually-reduced pipe diameter, four-stage pipe diameters are arranged, and each stage pipe diameter section is provided with a group of rotary jet vortex mixer 1.
The vortex mixer 1 comprises a feed pipe 2, a vortex mixing conical surface cover 4 and a scattering nozzle 3, the scattering nozzle 3 is arranged at the lower end of the feed pipe 2, the vortex mixing conical surface cover 4 is arranged on the feed pipe and covers the scattering nozzle, and the feed pipe is connected with a step distribution pipe network; the scattering spout adopts horn mouth and dispersion disc cooperation structure, and the horn mouth is connected at the inlet pipe lower extreme, and the dispersion disc passes through the muscle to be connected on the horn mouth. The dispersion disc adopts a conical surface disc, and the upper conical surface is more evenly sprayed with the materials.
The variable diameter of each section of the step branch pipe in the step distribution pipe network and the length of each variable diameter section are determined according to actual working conditions.
Embodiment two:
the embodiment is further designed in that the included angle beta between the branch pipe or the nozzle and the feeding pipe in the multi-nozzle or multi-nozzle structure is 95-160 degrees; the included angle alpha between the conical surface of the vortex mixing cone mask and the feeding pipe is 95-160 degrees.
Embodiment III:
the further design of this example lies in that the projected area of vortex mixing cone face guard is greater than the projected area of scattering spout, and scattering spout and inlet pipe contained angle beta is greater than vortex mixing cone face guard and inlet pipe contained angle alpha.
Embodiment four:
the further design of this example is that the scattering spout adopts horn mouth and dispersion disc cooperation structure, and the dispersion disc adopts the plane disc, and this plane disc passes through the muscle and connects on vortex mixing conical surface cover.
Fifth embodiment:
the further design of this example is that as shown in fig. 3, the scattering nozzle adopts multiple nozzles, and the multiple nozzles adopt a structure form that multiple branch pipes are installed at the lower opening of the feeding pipe;
example six:
the further design of this example is that the scattering spout adopts the structure of multiple nozzles, and multiple nozzles are connected at the inlet pipe lower mouth in the toper.
Embodiment seven:
the further design of this example lies in that as shown in fig. 4 and 5, the scattering spout adopts horn mouth and the cooperation structure of dispersion disc, and the dispersion disc adopts the structure of spiral conical surface disc, and the contained angle alpha of vortex mixing cone face guard and inlet pipe is 100 degrees-150 degrees.
Example eight:
according to the multi-point cyclone dispersion vortex mixing flow equalizing multi-pollutant purifying system, a feeding pipe passes through a vortex mixing cone mask to be communicated with a scattering nozzle, and a medium is introduced into a impacting dispersion disc to be scattered in a three-dimensional way. The angle alpha between the outer conical surface of the vortex mixing cone mask and the feeding pipe is determined by specifically combining the size of a dispersion coverage area, the vortex mixing distance, the arrangement number of vortex mixer, the construction size of the comprehensive reactor and the injection addition amount of the medium.
The vortex mixing cone mask and the radian of the rotating streamline of the vortex mixer are determined according to the requirement of the dispersing effect and the coverage area, and a plurality of vortex microenvironments are formed under the matching effect of the vortex mixing cone mask and the scattering nozzle of the vortex mixer to drive the flow field and the medium to mix, so that the homogenization of the flow field and the uniform mixing of gas, solid, gas or solid materials are realized.
The flow velocity mu=0-30 m/s in each stage of cascade branch pipe of the cascade distribution pipe network is related to the nature of the to-be-mixed medium of the reaction system where the vortex mixer is located, when the material of the reaction system is gas, the gas flow velocity V=ζmu/ε, ζ is the mixing ration coefficient, ε is the solid-gas ratio of the conveying medium, the range is 0-1, ε=1 when the material is pure gas, the diameter D of the scattering nozzle is equal to D, ζ=D/D, ε=0.0185-0.593.
The angle alpha=90-180 degrees between the cone shape of the vortex mixing cone cover of the vortex jet vortex mixer and the feeding pipe; when the single vortex mixing jet is arranged in the pipeline, the orthographic projection area of the vortex mixing cone mask is 0.05-0.382 of the dispersive cross-sectional area of the pipeline; when a plurality of vortex mixer are arranged in the reactor/air duct/flue, the sum of the orthographic projection areas of all vortex mixing conical surface covers is 0.05-0.382 of the cross section area of the reactor/air duct flue, and the middle part of the plane disk or the conical surface disk is opposite to the direction of fluid, so that the addition and mixing of trace gas or trace atomized liquid drops or solid media are facilitated.
The vortex mixing cone mask can prevent solid particles or materials from wearing and scouring the scattering nozzle and provide a buffer space for mixing the dispersed jet of the vortex mixer.
The aspect of the material is as follows: according to different contact media of the reactor, the outside of the cascade distribution pipe network can take temperature resistance, corrosion resistance and wear resistance measures into consideration, if dust-containing flue gas or solid mixing is involved, a wear-resistant steel plate can be used for welding a corner plate for wear resistance, and a wear-resistant and corrosion-resistant layer can also be plated, such as corrosion-resistant, wear-resistant and temperature-resistant silicon carbide, scales, coatings, other nonmetallic liners and the like, or a high-temperature composite material, a wear-resistant alloy or a nonmetallic corrosion-resistant and wear-resistant material can be directly adopted. The umbrella-shaped vortex mixing conical surface cover adopts the corrosion-resistant wear-resistant temperature-resistant material or carbon steel + coating.
Case one:
by adopting the multi-point cyclone vortex mixing flow equalizing multi-pollutant purifying system provided by the embodiment of the invention, a uniform ammonia spraying and multi-point vortex mixing ammonia spraying mixing mechanism is formed by combining a pipe network and a grid uniformly distributed multi-cyclone jet vortex mixing distributor, the micro-environment mixing and turbulent pulsation of flue gas and ammonia are enhanced, a flow field is homogenized, after a certain 300MW unit adopts the system for mixing, the concentration deviation test result of ammonia is reduced from 24% to 3.2%, and the denitration efficiency is improved from 87% to 91.2%.
Case two:
according to the multi-point vortex-dispersion vortex-mixing flow-equalizing multi-pollutant purifying system, a pipe network and a grid-type uniformly-distributed vortex-jet mixer are combined, so that a trace amount of solid adsorbent is uniformly dispersed on the section of a large-scale flue gas duct or a reactor, uniform mixing of solid fuming of the section is enhanced, a particulate matter concentration field is homogenized, efficient adsorption and reaction of heavy metals are facilitated, a mixing system is adopted for heavy metal treatment of a coal-fired unit, the concentration deviation of solid particulate matters of the section of a flow field is 3.75%, and is superior to 17.4% of that of a traditional pipeline injection scheme before transformation. The mercury removal efficiency is improved from 89.3% to 94.6%.
Case three:
according to the multi-point vortex-dispersion vortex-mixing flow-equalizing multi-pollutant purifying system, ultra-fine liquid drops after ultrasonic atomization and multiphase flow nozzle atomization are dispersed through pneumatic conveying, pipe network homogenization distribution and multi-vortex-jet vortex-mixing distributor combination through pipe network and grid uniformly-distributed vortex-jet mixer combination, the ultra-fine liquid drops are rapidly and uniformly dispersed into flue gas, the ultra-fine liquid drops contacting hot flue gas are rapidly heated to react to generate oxidants or free radicals, and instantaneously volatilize to provide oxidants or decomposed free radicals for pollutants in the flue gas. A chlorine compound oxidant is added into a certain 300MW unit, the selective oxidation rate of zero-valent mercury in the flue gas is 75-93%, and the selective oxidation rate of NOx is 45-91%.
Claims (8)
1. The multi-point vortex mixing flow equalizing multi-pollutant deep purifying system includes vortex mixer and stepped distributing pipe network, the vortex mixer is installed onto the stepped distributing pipe network,
the vortex jet vortex mixer comprises a feeding pipe, a vortex mixing cone mask and a scattering nozzle, wherein the scattering nozzle is arranged at the lower end of the feeding pipe, the vortex mixing cone mask is arranged on the feeding pipe and covers the scattering nozzle, and the feeding pipe is connected with a step distribution pipe network; the step distribution pipe network comprises a main pipe, a plurality of groups of step branch pipes and control valves; the included angle alpha between the conical surface of the vortex mixing cone mask and the feeding pipe is 95-160 degrees, the projection area of the vortex mixing cone mask is larger than that of the scattering nozzle, and the included angle beta between the scattering nozzle and the feeding pipe is larger than the included angle alpha between the vortex mixing cone mask and the feeding pipe; the step branch pipes in the step distribution pipe network are provided with a plurality of groups and are respectively communicated with the main pipe, the step branch pipes adopt a diameter-variable design with a gradually-reduced pipe diameter, and each pipe diameter section is at least provided with a group of vortex mixer.
2. The multi-point cyclone vortex mixing flow multi-pollutant deep purification system according to claim 1, wherein the system is characterized in that: the scattering spout adopts horn mouth and dispersion disc cooperation structure, and the horn mouth is connected at the inlet pipe lower extreme, and the dispersion disc passes through the muscle to be connected on the horn mouth.
3. The multi-point cyclone vortex mixing flow multi-pollutant deep purification system according to claim 2, wherein the system is characterized in that: the dispersing disc adopts a plane disc, a conical surface disc or a spiral conical surface disc.
4. The multi-point cyclone vortex mixing flow multi-pollutant deep purification system according to claim 1, wherein the system is characterized in that: the scattering nozzle adopts a multi-nozzle or multi-nozzle structure.
5. The multi-point cyclone vortex mixing flow multi-pollutant deep purification system according to claim 4, wherein the system is characterized in that: the multiple nozzles are installed at the lower opening of the feeding pipe in a conical shape by adopting multiple branch pipes.
6. The multi-point cyclone vortex mixing flow multi-pollutant deep purification system according to claim 4, wherein the system is characterized in that: the multiple nozzles are connected to the lower opening of the feeding pipe in a conical shape.
7. The multi-point cyclone vortex mixing flow multi-pollutant deep purification system according to claim 5, wherein the system is characterized in that: the included angle beta between the branch pipe and the feeding pipe in the multi-nozzle structure is 95-160 degrees.
8. The multi-point cyclone vortex mixing flow multi-pollutant deep purification system according to claim 6, wherein the system is characterized in that: the included angle beta between the nozzle and the feeding pipe in the multi-nozzle structure is 95-160 degrees.
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Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2301469A1 (en) * | 1972-01-28 | 1973-08-02 | Bateman Ltd E | GAS WASHING PROCESS AND DEVICE |
US6017384A (en) * | 1997-08-28 | 2000-01-25 | Lurgi Lentjes Bischoff Gmbh | Nozzle arrangement for a scrubbing column |
CN103007701A (en) * | 2012-10-16 | 2013-04-03 | 西安热工研究院有限公司 | Petal ammonia injection grid for combining local vortex and overall vortex |
CN203196529U (en) * | 2013-04-17 | 2013-09-18 | 浙江浙大网新机电工程有限公司 | Nozzle device for fume ejection system |
CN203253356U (en) * | 2013-03-27 | 2013-10-30 | 国家电网公司 | Anti-blocking ammonia-spraying grid jet device capable of reinforcing mixing |
CN204073851U (en) * | 2014-09-11 | 2015-01-07 | 北京国电清新环保技术股份有限公司 | A kind of denitrating system that ammonia injection flow-disturbing conglomerate integration device is housed |
CN204380514U (en) * | 2015-01-16 | 2015-06-10 | 国家电网公司 | Coal-burning power plant's SCR denitration ammonia blowoff |
CN104857836A (en) * | 2015-05-12 | 2015-08-26 | 浙江天地环保工程有限公司 | Flue gas desulfurization absorber interactive spray system |
CN204891561U (en) * | 2015-07-09 | 2015-12-23 | 沈阳洛卡环保工程有限公司 | A injection apparatus for deNOx systems |
CN105381715A (en) * | 2015-12-15 | 2016-03-09 | 浙江百能科技有限公司 | Counter-current ammonia spraying mixer |
CN205796965U (en) * | 2016-06-22 | 2016-12-14 | 南京龙源环保有限公司 | A kind of coal-fired plant flue gas SCR denitration ammonia-spraying grid structure |
CN106621785A (en) * | 2017-02-23 | 2017-05-10 | 东方电气集团东方锅炉股份有限公司 | Device and method for removing sulfur trioxide in boiler flue gas |
CN106731825A (en) * | 2016-12-27 | 2017-05-31 | 四川川锅锅炉有限责任公司 | A kind of disturbed flow type ammonia-spraying grid in boiler flue gas denitration system |
CN206526662U (en) * | 2017-01-06 | 2017-09-29 | 中国大唐集团科学技术研究院有限公司华中分公司 | A kind of ammonia-spraying grid and the denitration device with the ammonia-spraying grid |
CN206577524U (en) * | 2016-11-15 | 2017-10-24 | 攀枝花钢城集团瑞天安全环保有限公司 | A kind of flue gas desulfurization and dedusting spray equipment and fuel gas desulfurization gas wash tower |
CN207899254U (en) * | 2017-12-29 | 2018-09-25 | 福建龙净环保股份有限公司 | A kind of incorgruous slurries jet mixing device for wet flue gas desulfurization tower |
CN208115518U (en) * | 2018-03-21 | 2018-11-20 | 浙江碧连天环境技术有限公司 | A kind of dual forked type reinforcing mixed flue gas denitrification apparatus |
CN209237646U (en) * | 2018-12-07 | 2019-08-13 | 国电科学技术研究院有限公司 | Multi-point rotary dissipates whirlpool and is mixed stream multi-pollutant purification system |
-
2018
- 2018-12-07 CN CN201811494161.5A patent/CN109316902B/en active Active
Patent Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2301469A1 (en) * | 1972-01-28 | 1973-08-02 | Bateman Ltd E | GAS WASHING PROCESS AND DEVICE |
US6017384A (en) * | 1997-08-28 | 2000-01-25 | Lurgi Lentjes Bischoff Gmbh | Nozzle arrangement for a scrubbing column |
CN103007701A (en) * | 2012-10-16 | 2013-04-03 | 西安热工研究院有限公司 | Petal ammonia injection grid for combining local vortex and overall vortex |
CN203253356U (en) * | 2013-03-27 | 2013-10-30 | 国家电网公司 | Anti-blocking ammonia-spraying grid jet device capable of reinforcing mixing |
CN203196529U (en) * | 2013-04-17 | 2013-09-18 | 浙江浙大网新机电工程有限公司 | Nozzle device for fume ejection system |
CN204073851U (en) * | 2014-09-11 | 2015-01-07 | 北京国电清新环保技术股份有限公司 | A kind of denitrating system that ammonia injection flow-disturbing conglomerate integration device is housed |
CN204380514U (en) * | 2015-01-16 | 2015-06-10 | 国家电网公司 | Coal-burning power plant's SCR denitration ammonia blowoff |
CN104857836A (en) * | 2015-05-12 | 2015-08-26 | 浙江天地环保工程有限公司 | Flue gas desulfurization absorber interactive spray system |
CN204891561U (en) * | 2015-07-09 | 2015-12-23 | 沈阳洛卡环保工程有限公司 | A injection apparatus for deNOx systems |
CN105381715A (en) * | 2015-12-15 | 2016-03-09 | 浙江百能科技有限公司 | Counter-current ammonia spraying mixer |
CN205796965U (en) * | 2016-06-22 | 2016-12-14 | 南京龙源环保有限公司 | A kind of coal-fired plant flue gas SCR denitration ammonia-spraying grid structure |
CN206577524U (en) * | 2016-11-15 | 2017-10-24 | 攀枝花钢城集团瑞天安全环保有限公司 | A kind of flue gas desulfurization and dedusting spray equipment and fuel gas desulfurization gas wash tower |
CN106731825A (en) * | 2016-12-27 | 2017-05-31 | 四川川锅锅炉有限责任公司 | A kind of disturbed flow type ammonia-spraying grid in boiler flue gas denitration system |
CN206526662U (en) * | 2017-01-06 | 2017-09-29 | 中国大唐集团科学技术研究院有限公司华中分公司 | A kind of ammonia-spraying grid and the denitration device with the ammonia-spraying grid |
CN106621785A (en) * | 2017-02-23 | 2017-05-10 | 东方电气集团东方锅炉股份有限公司 | Device and method for removing sulfur trioxide in boiler flue gas |
CN207899254U (en) * | 2017-12-29 | 2018-09-25 | 福建龙净环保股份有限公司 | A kind of incorgruous slurries jet mixing device for wet flue gas desulfurization tower |
CN208115518U (en) * | 2018-03-21 | 2018-11-20 | 浙江碧连天环境技术有限公司 | A kind of dual forked type reinforcing mixed flue gas denitrification apparatus |
CN209237646U (en) * | 2018-12-07 | 2019-08-13 | 国电科学技术研究院有限公司 | Multi-point rotary dissipates whirlpool and is mixed stream multi-pollutant purification system |
Non-Patent Citations (2)
Title |
---|
张力 ; 钟毅 ; 施平平 ; .湿法烟气脱硫系统喷淋塔喷嘴特性与布置研究.湖南电力.2007,(05),全文. * |
高建民 ; 马俊龙 ; .带阶梯型谐振腔的Hartmann低频超声雾化喷嘴设计及试验.农业工程学报.2017,(12),全文. * |
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