CN107362684A - A kind of incinerator smoke denitrification apparatus - Google Patents
A kind of incinerator smoke denitrification apparatus Download PDFInfo
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- CN107362684A CN107362684A CN201710762751.0A CN201710762751A CN107362684A CN 107362684 A CN107362684 A CN 107362684A CN 201710762751 A CN201710762751 A CN 201710762751A CN 107362684 A CN107362684 A CN 107362684A
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- heat exchange
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- exchange pipe
- ammonia
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/90—Injecting reactants
-
- 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
-
- 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
A kind of incinerator smoke denitrification apparatus, including incinerator, sack cleaner, blower fan, SCR reactors, ammonia gasifier, wet electrical dust precipitator, it is characterised in that:The incinerator connects sack cleaner by pipeline, blower fan, SCR reactors, ammonia gasifier, wet electrical dust precipitator, catalyst layer is provided among the SCR reactors, SCR reactors top is connected with ammonia/air mixer, ammonia/air mixer is connected with dilution ammonia blower fan all the way, another way connects with the outlet of ammonia dashpot, the ammonia gasifier, including air-bathing gasifier, water bath type gasifier, regulator, the air-bathing gasifier includes two groups of symmetrical gasification units, feed tube, escape pipe, connecting tube, frame, each gasification unit is fixed in frame.The present invention can remove the pollutants such as NOx, mercury, bioxin and the flue dust in flue gas of garbage furnace, make flue gas qualified discharge, avoid polluting environment.
Description
Technical field
The present invention relates to a kind of denitration device of flue gas, more particularly, to a kind of incinerator smoke denitrification apparatus, belongs to ring
Protect technical field.
Background technology
In prior art, the flue gas between 850 DEG C~1100 DEG C caused by after fully burning of house refuse enters
Enter waste heat boiler, after 550 DEG C~600 DEG C of flue gas of waste heat boiler outflow is down to 180 DEG C by misting cooling cooling system
Denitration process is carried out, at present, the processing for incinerator smoke, denitrating technique is mainly using ammoniacal liquor as in reducing agent, with flue gas
Reaction of nitrogen oxides;Shortcomings be present in the above method:
(1), denitrating technique reacts mainly using ammoniacal liquor as reducing agent with nitrogen oxides in effluent;Its shortcoming is ammoniacal liquor
With liquefied ammonia be dangerous cargo it is not readily transportable and storage.
The content of the invention
It is an object of the present invention to overcome the above deficiencies, so as to provide a kind of incinerator smoke denitrification apparatus, has
Denitration efficiency is high, and investment operating cost is low, and reliability is high, and energy consumption is low, safeguards that easily floor space is small, system service life length etc.
Advantage.
The technical scheme is that:A kind of incinerator smoke denitrification apparatus, including incinerator, sack cleaner, blower fan,
SCR reactors, ammonia gasifier, wet electrical dust precipitator, it is characterised in that:The incinerator by pipeline connect sack cleaner,
Blower fan, SCR reactors, ammonia gasifier, wet electrical dust precipitator, the SCR reactors centre are provided with catalyst layer, SCR reactors
Top is connected with ammonia/air mixer, and ammonia/air mixer is connected with dilution ammonia blower fan all the way, another way and ammonia
Dashpot outlet connection, the ammonia gasifier, including air-bathing gasifier, water bath type gasifier, regulator, the empty bath
Gasifier includes two groups of symmetrical gasification units, feed tube, escape pipe, connecting tube, frames, and each gasification unit is fixed on frame
On, every group of gasification unit lower end connects a feed liquor branch pipe, and feed liquor branch pipe is connected to feed tube, every group of gasification unit fin heat exchange
Guan Gongliu rows, often the symmetrical composition of the row of row 12, the first fin heat exchange pipe and the second fin heat exchange pipe lower end connect a feed liquor branch
Pipe, the first fin heat exchange pipe side set gradually the second fin heat exchange pipe, the 3rd fin heat exchange pipe, the 4th fin heat exchange pipe, the
Five fin heat exchange pipes, the 6th fin heat exchange pipe, the 7th fin heat exchange pipe, the 8th fin heat exchange pipe, the 9th fin heat exchange pipe, the tenth
Fin heat exchange pipe, the 11st fin heat exchange pipe, the 12nd fin heat exchange pipe, the first fin heat exchange pipe, the second fin heat exchange pipe,
Three fin heat exchange pipes, the 4th fin heat exchange pipe be 8 fins of band heat exchanger tube, the 5th fin heat exchange pipe, the 6th fin heat exchange pipe,
7th fin heat exchange pipe, the 8th fin heat exchange pipe, the 9th fin heat exchange pipe, the tenth fin heat exchange pipe, the 11st fin heat exchange pipe,
12nd fin heat exchange pipe is the heat exchanger tube of 12 fins of band, and the first fin heat exchange pipe upper end is changed by connecting tube and the 3rd fin
Heat pipe upper end is connected, and the 3rd fin heat exchange pipe lower end is connected by connecting tube with the 5th fin heat exchange pipe lower end, and the 5th fin changes
Heat pipe upper end is connected by connecting tube with the 7th fin heat exchange pipe upper end, and the 7th fin heat exchange pipe lower end passes through connecting tube and the 9th
Fin heat exchange pipe lower end is connected, and the 9th fin heat exchange pipe upper end is connected by connecting tube with the 11st fin heat exchange pipe upper end, the
Two fin heat exchange pipe upper ends are connected by connecting tube with the 4th fin heat exchange pipe upper end, and the 4th fin heat exchange pipe lower end passes through connection
The fin heat exchange pipe lower ends of Guan Yu six are connected, and the 6th fin heat exchange pipe upper end is connected by connecting tube and the 8th fin heat exchange pipe upper end
Connect, the 8th fin heat exchange pipe lower end is connected by connecting tube with the tenth fin heat exchange pipe lower end, and the tenth fin heat exchange pipe upper end leads to
Cross connecting tube to be connected with the 12nd fin heat exchange pipe upper end, the 11st fin heat exchange pipe lower end and the 12nd fin heat exchange pipe lower end
A going out gas branch pipe is connected, going out gas branch pipe is connected to escape pipe, and the escape pipe connects two pipelines arranged side by side, first pipeline
Including water bath type gasifier inlet ball valve, water bath type gasifier, water bath type gasifier vent ball valve, the water bath type gasifier,
Including cylinder, coiled heat exchanger tube, water bath type gasifier feed tube and water bath type gasifier escape pipe, bottom is provided with electricity in cylinder
Heater, cylinder left side lower end are provided with water bath type gasifier feed tube, and upper end is provided with water bath type gasifier escape pipe on the right side of cylinder,
Four groups of coiled heat exchanger tubes are uniformly arranged in cylinder, and upper cover is provided with the top of cylinder, and cylinder body bottom is provided with low head, under
End socket is flat underside, and Article 2 pipeline includes bypass ball valve, and two pipelines by pipeline connect regulator, the tune after converging
Pressure device includes including filter, pressure regulator, the filter sequence by two pressure regulation pipelines arranged side by side, each pressure regulation pipeline
Pressure regulator is connected, two pressure regulation pipelines are linked in sequence flowmeter inlet ball valve, flowmeter, flowmeter outlet after converging by pipeline
Ball valve, gas outlet, gas outlet are connected with ammonia dashpot import, and SCR reactor exhanst gas outlets pass through pipeline and wet-esp
The air inlet of device connects, the wet electrical dust precipitator, including high-tension electricity feedway, the internal housing for cavity, is set on housing
Air inlet, gas outlet, tank are equipped with, tank is located at housing bottom, and dust collecting electrode, discharge electrode, top cleaning dress are provided with housing
Put, bottom cleaning device, air inlet is located at lower housing portion, and gas outlet is located at case top, and top cleaning device is arranged on dust
The top of pole, bottom cleaning device are arranged on the lower section of dust collecting electrode, and top cleaning device, bottom cleaning device are connected by pipeline
Valve, water pump, by setting top cleaning device, bottom cleaning device respectively in the upper and lower of dust collecting electrode, it can greatly improve
The efficiency of dust collection of wet electrical dust precipitator, the discharge electrode are suspended to the channel center of dust collecting electrode, are provided with and put on the discharge electrode
Acusector, the discharge electrode both ends are connected with discharge electrode support and discharge electrode fixed mount respectively, and the discharge electrode support is positioned at electric discharge
Pole top, the discharge electrode fixed mount are located at discharge electrode bottom.
The beneficial effects of the invention are as follows:The present invention provides a kind of incinerator smoke denitrification apparatus, using selective catalysis also
Former method (SCR), under catalyst action, nitrogen oxides is reduced into nitrogen by the amino in reducing agent;Wet electrical dust precipitator is to micro-
Fine particle and aerosol removal efficiency are 99~99.99%, realize fine dust in flue gas, SO3The combined pollutions such as acid mist
The efficient removal of thing;High with denitration efficiency, investment operating cost is low, and reliability is high, and energy consumption is low, safeguards that easily floor space is small,
The advantages that system service life is long, the noxious pollutant such as bioxin, heavy metal in flue gas can be adsorbed, make flue gas row up to standard
Put, avoid polluting environment.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the overlooking the structure diagram of ammonia gasifier in Fig. 1.
Fig. 3 is enlarged drawing at A in Fig. 1.
In Fig. 1, Fig. 2, Fig. 3,1. incinerators, 2. sack cleaners, 3. blower fans, 4.SCR reactors, 5. ammonia gasifiers, 6.
Wet electrical dust precipitator, 7. dilution ammonia blower fans, 8. ammonias/air mixer, 9. ammonia dashpots, 10. catalyst layers, 50. is empty
Bathing gasifier, 51. first fin heat exchange pipes, 52. second fin heat exchange pipes, 53. the 3rd fin heat exchange pipes, 54. the 4th fins
Heat exchanger tube, 55. the 5th fin heat exchange pipes, 56. the 6th fin heat exchange pipes, 57. the 7th fin heat exchange pipes, the heat exchange of 58. the 8th fins
Pipe, 59. the 9th fin heat exchange pipes, 510. the tenth fin heat exchange pipes, 511. the 11st fin heat exchange pipes, 512. the 12nd fins change
Heat pipe, 513. feed tubes, 514. escape pipes, 515. feed liquor branch pipes, 516. going out gas branch pipe, 517. frames, the gasification of 518. water-bath types
Device inlet ball valve, 519. water bath type gasifiers, 520. water bath type gasifier vent ball valves, 521. bypass ball valves, 522. pressure regulators,
523. filters, 524. flowmeters, 525. gas outlets, 526. flowmeter inlet ball valves, 527. flowmeter outlet ball valves, 5191.
Water bath type gasifier feed tube, 5192. electric heaters, 5193. coiled heat exchanger tubes, 5194. cylinders, the gasification of 5195. water-bath types
Device escape pipe, 5196. upper covers, 5197. low heads, 61. high-tension electricity feedways, 62. discharge electrodes, 63. dust collecting electrodes, under 64.
Portion's cleaning device, 65. air inlets, 66. tanks, 67. gas outlets, 68. top cleaning devices, 69. valves, 610. discharge electrode branch
Frame, 611. discharge electrode fixed mounts, 612. water pumps, 613. housings, 614. spray points.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention is a kind of incinerator smoke denitrification apparatus, including incinerator 1, bag-type dust
Device 2, blower fan 3, SCR reactors 4, ammonia gasifier 5, wet electrical dust precipitator 6, it is characterised in that:The incinerator 1 is connected by pipeline
Sack cleaner 2, blower fan 3, SCR reactors 4, ammonia gasifier 5, wet electrical dust precipitator 6 are connect, is provided among the SCR reactors 4
Catalyst layer 10, the top of SCR reactors 4 are connected with ammonia/air mixer 8, the tunnel of ammonia/air mixer 8 one and diluted ammonia
Gas blower fan 7 connects, and another way connects with the outlet of ammonia dashpot 9, the ammonia gasifier 5, including air-bathing gasifier 50, water-bath
Formula gasifier 519, regulator, the air-bathing gasifier 50 include two groups of symmetrical gasification units, feed tube 513, outlet
Pipe 514, connecting tube, frame 517, each gasification unit are fixed in frame 517, and every group of gasification unit lower end connects a feed liquor branch
Pipe 515, feed liquor branch pipe 515 are connected to feed tube 513, and every group of gasification unit fin heat exchange pipe totally six row, often the row of row 12 are symmetrical
Composition, the first fin heat exchange pipe 51 and the lower end of the second fin heat exchange pipe 52 connect a feed liquor branch pipe 515, the first fin heat exchange pipe
51 sides set gradually the second fin heat exchange pipe 52, the 3rd fin heat exchange pipe 53, the 4th fin heat exchange pipe 54, the heat exchange of the 5th fin
Pipe 55, the 6th fin heat exchange pipe 56, the 7th fin heat exchange pipe 57, the 8th fin heat exchange pipe 58, the 9th fin heat exchange pipe the 59, the tenth
Fin heat exchange pipe 510, the 11st fin heat exchange pipe 511, the 12nd fin heat exchange pipe 512, the first fin heat exchange pipe 51, the second wing
Piece heat exchanger tube 52, the 3rd fin heat exchange pipe 53, the heat exchanger tube that the 4th fin heat exchange pipe 54 is 8 fins of band, the heat exchange of the 5th fin
Pipe 55, the 6th fin heat exchange pipe 56, the 7th fin heat exchange pipe 57, the 8th fin heat exchange pipe 58, the 9th fin heat exchange pipe the 59, the tenth
Fin heat exchange pipe 510, the 11st fin heat exchange pipe 511, the heat exchanger tube that the 12nd fin heat exchange pipe 512 is 12 fins of band, the
The upper end of one fin heat exchange pipe 51 is connected by connecting tube with the upper end of the 3rd fin heat exchange pipe 53, and the lower end of the 3rd fin heat exchange pipe 53 leads to
Cross connecting tube to be connected with the lower end of the 5th fin heat exchange pipe 55, the upper end of the 5th fin heat exchange pipe 55 is changed by connecting tube and the 7th fin
The upper end of heat pipe 57 is connected, and the lower end of the 7th fin heat exchange pipe 57 is connected by connecting tube with the lower end of the 9th fin heat exchange pipe 59, and the 9th
The upper end of fin heat exchange pipe 59 is connected by connecting tube with the upper end of the 11st fin heat exchange pipe 511, the upper end of the second fin heat exchange pipe 52
It is connected by connecting tube with the upper end of the 4th fin heat exchange pipe 54, the lower end of the 4th fin heat exchange pipe 54 passes through connecting tube and the 6th fin
The lower end of heat exchanger tube 56 is connected, and the upper end of the 6th fin heat exchange pipe 56 is connected by connecting tube with the upper end of the 8th fin heat exchange pipe 58, the
The lower end of eight fin heat exchange pipe 58 is connected by connecting tube with the lower end of the tenth fin heat exchange pipe 510, the upper end of the tenth fin heat exchange pipe 510
It is connected by connecting tube with the upper end of the 12nd fin heat exchange pipe 512, the lower end of the 11st fin heat exchange pipe 511 and the 12nd fin change
The lower end of heat pipe 512 connects a going out gas branch pipe 516, and going out gas branch pipe 516 is connected to escape pipe 514, the connection of escape pipe 514 two
Bar pipeline arranged side by side, first pipeline include water bath type gasifier inlet ball valve 518, water bath type gasifier 519, water-bath type gasification
Device vent ball valve 520, the water bath type gasifier 519, including cylinder 5194, coiled heat exchanger tube 5193, water bath type gasifier
Feed tube 5191 and water bath type gasifier escape pipe 5195, bottom is provided with electric heater 5192 in cylinder 5194, and cylinder 5194 is left
Side lower end is provided with water bath type gasifier feed tube 5191, and the right side upper end of cylinder 5194 is provided with water bath type gasifier escape pipe 5195,
Four groups of coiled heat exchanger tubes 5193 are uniformly arranged in cylinder 5194, and the top of cylinder 5194 is provided with upper cover 5196, cylinder
5194 bottoms are provided with low head 5197, and low head 5197 is flat underside, and Article 2 pipeline includes bypass ball valve 521, two pipes
Road is included by two pressure regulation pipelines arranged side by side, each pressure regulation after converging by pipeline connection regulator, the regulator
Pipeline includes filter 523, pressure regulator 522, and the filter 523 is linked in sequence pressure regulator 522, after two pressure regulation pipelines converge
It is linked in sequence flowmeter inlet ball valve 526, flowmeter 524, flowmeter outlet ball valve 527, gas outlet 525 by pipeline, outlet
Mouth 525 is connected with the import of ammonia dashpot 9, and the exhanst gas outlet of SCR reactors 4 passes through the air inlet of pipeline and wet electrical dust precipitator 6
65 connect, the wet electrical dust precipitator 6, including high-tension electricity feedway 61, the internal housing 613 for cavity, are set on housing 613
Air inlet 65, gas outlet 67, tank 66 are equipped with, tank 66 is located at the bottom of housing 613, and dust collecting electrode 63 is provided with housing 613, is put
Electrode 62, top cleaning device 68, bottom cleaning device 64, air inlet 65 are located at the bottom of housing 613, and gas outlet 67 is located at housing
613 tops, top cleaning device 68 are arranged on the top of dust collecting electrode 63, and bottom cleaning device 64 is arranged under dust collecting electrode 63
Side, top cleaning device 68, bottom cleaning device 64 are by pipeline connecting valve 69, water pump 612, by dust collecting electrode 63
Upper and lower sets top cleaning device 68, bottom cleaning device 64 respectively, can greatly improve the dedusting of wet electrical dust precipitator 6
Efficiency, the discharge electrode 62 are suspended to the channel center of dust collecting electrode 63, and spray point 614 is provided with the discharge electrode 62, described
The both ends of discharge electrode 62 are connected with discharge electrode support 610 and discharge electrode fixed mount 611 respectively, and the discharge electrode support 610, which is located at, to be put
The top of electrode 62, the discharge electrode fixed mount 611 are located at the bottom of discharge electrode 62.
The course of work of the present invention:
500t/d domestic waste incinerations 1, exhaust gas volumn 14~15 × 104m3/ h, the temperature in the burner hearth of incinerator 1 are 850 DEG C
~1100 DEG C, SO2800~1500mg/Nm of concentration3, HCL 800~1200mg/Nm of concentration3, NOx concentration 600~
900mg/Nm3, 20~30g/Nm of dust concentration3, the oxygen content 8%~12% of flue gas, the water capacity 15%~25% of flue gas;
The flue gas of incinerator 1 enters sack cleaner 2 by the suction function of blower fan 3, and the ash-laden gas of incinerator 1 is played and removed
The effect of dirt, prevent dust from entering SCR reactors 4 and producing blocking, by the flue gas of incinerator 1 of sack cleaner 2 by blower fan 3
Effect enters SCR reactors 4;
Liquefied ammonia is transported to liquid ammonia storage tank by tank car, and the liquefied ammonia of output becomes ammonia after ammonia gasifier 5, is passed to ammonia
Dashpot 9 is standby;Ammonia in ammonia dashpot 9 is sent into ammonia/air mixer 8 after decompression, with from dilution ammonia
After the air mixing of blower fan 7, into SCR reactors 4, chemically react, NOx is by the reduction of selectivity:
4NH3+4NO+O2→4N2+6H2O
8NH3+6NO2→7N2+12H2O
NOx is reduced to N in SCR reactors 42And water;
Wet electrical dust precipitator 6 is entered by the effect of blower fan 3 by the flue gas of incinerator 1 of SCR reactors 4, flue gas from it is lower to
Upper to enter wet electrical dust precipitator 6, by carrying out high voltage supply to discharge electrode 62, discharge electrode 62 in each channel produces electric discharge
Electric field channel is formed, makes the gas by electric field channel powered and is moved in the presence of electric field force to dust collecting electrode 63, it is final heavy
Product reaches the effect to fine particle and aerosol removing in dust collecting electrode 63;Distinguished by the upper and lower in dust collecting electrode 63
Top cleaning device 68, bottom cleaning device 64 are set, water membrane is formed on the face of dust collecting electrode 63 powered dust is carried out only
Change is gathered dust, and the moisture film continuously flowed is brought the dust of collection into bottom tank 66 simultaneously and discharged, and can greatly improve wet type electricity and remove
The efficiency of dust collection of dirt device 6, finally, the gas by dust separation are discharged from gas outlet 67;Flue gas passes through wet electrical dust precipitator 6
It is 99~99.99% to fine particle and aerosol removal efficiency.
Claims (1)
1. a kind of incinerator smoke denitrification apparatus, including it is incinerator, sack cleaner, blower fan, SCR reactors, ammonia gasifier, wet
Formula electric cleaner, it is characterised in that:The incinerator connects sack cleaner, blower fan, SCR reactors, ammonia by pipeline
Device, wet electrical dust precipitator, the SCR reactors centre are provided with catalyst layer, SCR reactors top and ammonia/air mixer
Connection, ammonia/air mixer are connected with dilution ammonia blower fan all the way, and another way connects with the outlet of ammonia dashpot, the ammonia
Gasifier, including air-bathing gasifier, water bath type gasifier, regulator, the air-bathing gasifier are symmetrical including two groups
Gasification unit, feed tube, escape pipe, connecting tube, frame, each gasification unit are fixed in frame, and every group of gasification unit lower end connects
Connect a feed liquor branch pipe, feed liquor branch pipe is connected to feed tube, every group of gasification unit fin heat exchange pipe totally six row, often the row pair of row 12
Claim composition, the first fin heat exchange pipe and the second fin heat exchange pipe lower end connect a feed liquor branch pipe, the first fin heat exchange pipe side
Set gradually the second fin heat exchange pipe, the 3rd fin heat exchange pipe, the 4th fin heat exchange pipe, the 5th fin heat exchange pipe, the 6th fin
Heat exchanger tube, the 7th fin heat exchange pipe, the 8th fin heat exchange pipe, the 9th fin heat exchange pipe, the tenth fin heat exchange pipe, the 11st fin
Heat exchanger tube, the 12nd fin heat exchange pipe, the first fin heat exchange pipe, the second fin heat exchange pipe, the 3rd fin heat exchange pipe, the 4th fin
Heat exchanger tube be 8 fins of band heat exchanger tube, the 5th fin heat exchange pipe, the 6th fin heat exchange pipe, the 7th fin heat exchange pipe, the 8th wing
Piece heat exchanger tube, the 9th fin heat exchange pipe, the tenth fin heat exchange pipe, the 11st fin heat exchange pipe, the 12nd fin heat exchange pipe are band
The heat exchanger tube of 12 fins, the first fin heat exchange pipe upper end are connected by connecting tube with the 3rd fin heat exchange pipe upper end, the 3rd wing
Piece heat exchanger tube lower end is connected by connecting tube with the 5th fin heat exchange pipe lower end, the 5th fin heat exchange pipe upper end by connecting tube with
7th fin heat exchange pipe upper end is connected, and the 7th fin heat exchange pipe lower end is connected by connecting tube with the 9th fin heat exchange pipe lower end,
9th fin heat exchange pipe upper end is connected by connecting tube with the 11st fin heat exchange pipe upper end, and the second fin heat exchange pipe upper end passes through
Connecting tube is connected with the 4th fin heat exchange pipe upper end, and the 4th fin heat exchange pipe lower end passes through under connecting tube and the 6th fin heat exchange pipe
End connection, the 6th fin heat exchange pipe upper end is connected by connecting tube with the 8th fin heat exchange pipe upper end, under the 8th fin heat exchange pipe
End is connected by connecting tube with the tenth fin heat exchange pipe lower end, and the tenth fin heat exchange pipe upper end passes through connecting tube and the 12nd fin
Heat exchanger tube upper end connects, and the 11st fin heat exchange pipe lower end and the 12nd fin heat exchange pipe lower end connect a going out gas branch pipe, go out
Gas branch pipe is connected to escape pipe, and the escape pipe connects two pipelines arranged side by side, and first pipeline enters including water bath type gasifier
Mouth ball valve, water bath type gasifier, water bath type gasifier vent ball valve, the water bath type gasifier, including the heat exchange of cylinder, coiled
Pipe, water bath type gasifier feed tube and water bath type gasifier escape pipe, bottom is provided with electric heater, cylinder left side lower end in cylinder
Provided with water bath type gasifier feed tube, upper end is provided with water bath type gasifier escape pipe on the right side of cylinder, and four groups of coiled heat exchanger tubes are equal
It is even to be arranged in cylinder, upper cover is installed at the top of cylinder, cylinder body bottom is provided with low head, and low head is flat underside, and second
Bar pipeline includes bypass ball valve, and two pipelines are included by two after converging by pipeline connection regulator, the regulator
Pressure regulation pipeline arranged side by side, each pressure regulation pipeline include filter, pressure regulator, and the filter sequence connects pressure regulator, two
Pressure regulation pipeline is linked in sequence flowmeter inlet ball valve, flowmeter, flowmeter outlet ball valve, gas outlet after converging by pipeline, is gone out
Gas port is connected with ammonia dashpot import, and SCR reactors exhanst gas outlet is connected by the air inlet of pipeline and wet electrical dust precipitator,
The wet electrical dust precipitator, including high-tension electricity feedway, it is internal be cavity housing, be provided with air inlet, outlet on housing
Mouth, tank, tank are located at housing bottom, dust collecting electrode, discharge electrode, top cleaning device, bottom cleaning device are provided with housing,
Air inlet is located at lower housing portion, and gas outlet is located at case top, and top cleaning device is arranged on the top of dust collecting electrode, bottom cleaning
Device is arranged on the lower section of dust collecting electrode, top cleaning device, bottom cleaning device by pipeline connecting valve, water pump, by
The upper and lower of dust collecting electrode sets top cleaning device, bottom cleaning device respectively, can greatly improve removing for wet electrical dust precipitator
Dirt efficiency, the discharge electrode are suspended to the channel center of dust collecting electrode, and spray point, the discharge electrode two are provided with the discharge electrode
End is connected with discharge electrode support and discharge electrode fixed mount respectively, and the discharge electrode support is located at discharge electrode top, the discharge electrode
Fixed mount is located at discharge electrode bottom.
Priority Applications (1)
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CN201710762751.0A CN107362684A (en) | 2017-08-21 | 2017-08-21 | A kind of incinerator smoke denitrification apparatus |
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CN201710762751.0A CN107362684A (en) | 2017-08-21 | 2017-08-21 | A kind of incinerator smoke denitrification apparatus |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111992002A (en) * | 2020-09-08 | 2020-11-27 | 广州梵智产品设计有限公司 | Plastic refuse burns gaseous purifier |
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2017
- 2017-08-21 CN CN201710762751.0A patent/CN107362684A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111992002A (en) * | 2020-09-08 | 2020-11-27 | 广州梵智产品设计有限公司 | Plastic refuse burns gaseous purifier |
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Application publication date: 20171121 |