CN110508123A - A kind of biomass boiler semi-dry desulphurization dust-extraction unit - Google Patents
A kind of biomass boiler semi-dry desulphurization dust-extraction unit Download PDFInfo
- Publication number
- CN110508123A CN110508123A CN201910798698.9A CN201910798698A CN110508123A CN 110508123 A CN110508123 A CN 110508123A CN 201910798698 A CN201910798698 A CN 201910798698A CN 110508123 A CN110508123 A CN 110508123A
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- Prior art keywords
- desulfurizing agent
- variable diameter
- flue
- biomass boiler
- storehouse
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- 239000002028 Biomass Substances 0.000 title claims abstract description 35
- 238000000605 extraction Methods 0.000 title claims abstract description 14
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 87
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 82
- 239000007921 spray Substances 0.000 claims abstract description 48
- 239000000428 dust Substances 0.000 claims abstract description 26
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 16
- 230000023556 desulfurization Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 9
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 7
- 239000000920 calcium hydroxide Substances 0.000 claims description 7
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 235000019504 cigarettes Nutrition 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 46
- 239000003546 flue gas Substances 0.000 abstract description 46
- 239000000779 smoke Substances 0.000 abstract description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 3
- 238000010410 dusting Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 abstract description 2
- 239000000446 fuel Substances 0.000 description 5
- 230000004913 activation Effects 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/18—Cleaning-out devices
-
- 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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur 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
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (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)
- Treating Waste Gases (AREA)
Abstract
The invention belongs to biomass boiler smoke gas treatment technical fields, in particular a kind of biomass boiler semi-dry desulphurization dust-extraction unit, including being mounted on the rear pass of biomass boiler, for removing variable diameter flue, multi-tube dust cleaner, humidification spray gun, desulfurizing agent spray gun, motor-vibro screen, desulfurizing agent storehouse and the storehouse pump of SO and dust in flue gas；Pass through variable diameter flue desulfurization, and multi-tube dusting, flue gas after humidification is sufficiently mixed in variable diameter flue with desulfurizing agent, SO2 is desulfurized agent absorption in flue gas, after multi-tube dust cleaner, desulfurizing agent in flue gas, which is separated, to be recycled, flue gas is purified into downsteam processing facilities, abundant adapted biomass boiler smoke has water content high, dust particles are small, flue gas carries Mars secretly, the features such as SO2 concentration is low, realize biomass boiler flue gas desulfurization and dedusting purpose, and then guarantee is provided for the improvement of subsequent denitrating flue gas, the present invention has simple process, it is at low cost, adaptable feature.
Description
Technical field
The invention belongs to biomass boiler smoke gas treatment technical fields, and in particular to a kind of biomass boiler semi-dry desulphurization
Dust-extraction unit.
Background technique
The biomass resource in China can be divided into fuel wood, stalk, excrement, domestic waste mainly from agricultural industry
Deng, wherein fuel wood stalk accounts for the 94% of biomass resource utilization, by biomass fuel because of the advantages that its calorific value is high, yield is big
It makes a gift to someone boiler combustion, generates that thermal energy is used to generate electricity, heat supply is Biomass Energy Utilization technology that country advocates, because of fuel wood stalk etc.
Biomass fuel is from a wealth of sources, and generating flue gas has water content high (15%~20%), and dust particles are small, concentration is big, biology
The features such as matter burning is insufficient, and flue gas carries Mars secretly, and SO2 concentration is low, fluctuation is big, this administers band for subsequent bio matter boiler smoke
Carry out certain difficulty.
Common boiler fume desulfurizing and dedusting technology is that bag-type dust adds wet desulphurization, and dust settling pocket technique is mature, runs
Reliably, efficiency of dust collection may be up to 99% or more, but biomass boiler flue gas water content is high, is easy paste bag, carries Mars secretly in flue gas,
The danger of scaling loss can be brought to cloth bag, wet desulfurizing process is normally at after the dedusting of flue end, and desulfuration efficiency is high, is suitable for
The high large-scale coal fired power plant flue gas desulfurization of stable conditions, SO2 content, but desulfurizing byproduct processing is more troublesome, can bring desulfurization
Waste water, the new problem such as white cigarette pollution.
Summary of the invention
To solve the problems mentioned above in the background art.The present invention provides a kind of biomass boiler semi-dry desulphurizations to remove
Dirt device has simple process and low cost, adaptable feature.
To achieve the above object, the invention provides the following technical scheme: a kind of biomass boiler semi-dry desulphurization dedusting fills
It sets, including is mounted on the rear pass of biomass boiler, variable diameter flue, the multitube for removing SO2 and dust in flue gas remove
Dirt device, humidification spray gun, desulfurizing agent spray gun, motor-vibro screen, desulfurizing agent storehouse and storehouse pump, the variable diameter flue and the multi-tube dust cleaner it
Between be connected by flue, the humidification spray gun is located at the front end of the variable diameter flue, and is fixedly connected with the variable diameter flue,
The desulfurizing agent spray gun is located at the variable diameter end of the variable diameter flue, and is fixedly connected with the variable diameter flue, the motor-vibro screen position
In the surface in the desulfurizing agent storehouse, the top in desulfurizing agent storehouse position corresponding with the motor-vibro screen offers charging
Mouthful, the input terminal of the storehouse pump is connected with the output end in the desulfurizing agent storehouse, the output end and the desulfurizing agent of the storehouse pump
The input terminal of spray gun is connected.
Preferably, the cross-sectional area at the variable diameter flue variable diameter end be the variable diameter flue front-end cross-sectional view product twice with
On.
Preferably, the mesh of 300-425 mesh is offered on the motor-vibro screen for sieving desulfurizing agent and calcium hydroxide.
Preferably, the desulfurizing agent storehouse is for storing desulfurizing agent.
Preferably, storehouse pump is for being delivered to the desulfurizing agent spray gun for the desulfurizing agent in the desulfurizing agent storehouse, then sprays
Enter the variable diameter end of the variable diameter flue.
Preferably, the humidification spray gun is twin spray gun, and the medium that the humidification spray gun is sprayed is process water
And compressed air.
Preferably, the multi-tube dust cleaner is ceramics or metal material, for separating desulfurizing agent and by the desulfurization after separation
Agent is delivered to the motor-vibro screen through pneumatic ash transmitting system, is transmitted to the desulfurizing agent storehouse after motor-vibro screen screening.
Compared with prior art, the beneficial effects of the present invention are:
1, this kind of biomass boiler semi-dry desulphurization dust-extraction unit passes through variable diameter flue desulfurization and multi-tube dusting, humidification
Flue gas afterwards is sufficiently mixed in variable diameter flue with desulfurizing agent, and SO2 is desulfurized agent absorption in flue gas, after multi-tube dust cleaner,
Desulfurizing agent in flue gas, which is separated, to be recycled, and flue gas is purified into downsteam processing facilities, sufficiently adapts to life
Substance boiler smoke has that water content high (15%~20%), dust particles are small, concentration is big, biomass combustion is insufficient, flue gas
It carries the features such as Mars, SO2 concentration are low, fluctuation is big secretly, realizes biomass boiler flue gas desulfurization and dedusting purpose, and then be subsequent flue gas
Denitration, which is administered, provides guarantee, and compared with prior art, the present invention has simple process and low cost, adaptable feature；
2, in addition, flue gas abruptly enters a sectional area greater than flue from a flue (entrance flue cross section product is equal)
Cavity when, flue gas flow rate reduces, or even does brief stay, utilizes desulfurizing agent and smoke contacts at this time, can extend when contacting
Between, it is purified flue gas, multi-tube dust cleaner road is made of metal or ceramic material, and corrosion-resistant, high temperature resistant adapts to biology
Matter boiler smoke water content is high, carries the characteristic of Mars secretly, long using the safety and stability service life.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is desulfation dust-extraction device flowage structure schematic diagram of the invention.
In figure: 1, variable diameter flue；2, multi-tube dust cleaner；3, be humidified spray gun；4, desulfurizing agent spray gun；5, motor-vibro screen；6, desulfurization
Agent storehouse；7, storehouse pumps.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention is the following technical schemes are provided: a kind of biomass boiler semi-dry desulphurization dust-extraction unit, packet
It includes and is mounted on the rear pass of biomass boiler, for removing variable diameter flue 1, the multi-tube dust cleaner of SO2 and dust in flue gas
2, be humidified spray gun 3, desulfurizing agent spray gun 4, motor-vibro screen 5, desulfurizing agent storehouse 6 and storehouse pump 7, leads between variable diameter flue 1 and multi-tube dust cleaner 2
It crosses flue to be connected, humidification spray gun 3 is located at the front end of variable diameter flue 1, and is fixedly connected with variable diameter flue 1, desulfurizing agent spray gun 4
It is fixedly connected in the variable diameter end of variable diameter flue 1, and with variable diameter flue 1, motor-vibro screen 5 is located at the surface in desulfurizing agent storehouse 6, desulfurizing agent
The top in storehouse 6 position corresponding with motor-vibro screen 5 offers feed inlet, the input terminal and the output end phase in desulfurizing agent storehouse 6 of storehouse pump 7
Connection.
In the present embodiment: being connected between variable diameter flue 1 and multi-tube dust cleaner 2 by flue, humidification spray gun 3, which is located at, to be become
The front end of diameter flue 1, and be fixedly connected with variable diameter flue 1, desulfurizing agent spray gun 4 is located at the variable diameter end of variable diameter flue 1, and and variable diameter
Flue 1 is fixedly connected, and the flue gas that biomass boiler generates enters variable diameter flue 1, sprays into technique by humidification spray gun 3 in front end
Water increases smoke moisture, and at variable diameter end, flue gas flows through sectional area and becomes larger suddenly, and flue gas flow rate reduces, and sprays with desulfurizing agent spray gun 4
The desulfurizing agent entered is sufficiently mixed contact, because the flue gas of humidification has activation to desulfurizing agent, flying dust large specific surface area in flue gas,
There is facilitation to SO2 absorption containing substances such as heavy metals, SO2 is absorbed removing in flue gas, to realize biomass boiler cigarette
Desulfurization dedusting purpose provides guarantee for the improvement of subsequent denitrating flue gas.
Specifically, 1 variable diameter end cross-sectional area of variable diameter flue is twice or more of 1 front-end cross-sectional view of variable diameter flue product；Pass through
The increase of variable diameter end cross-sectional area, so that cross-sectional area becomes larger suddenly when flue gas flows through variable diameter end, flue gas flow rate is reduced, to make
Flue gas can be sufficiently mixed with the desulfurizing agent that desulfurizing agent spray gun 4 sprays into and contact.
Specifically, being used to sieve the mesh for offering 300-425 mesh on the motor-vibro screen 5 of desulfurizing agent and calcium hydroxide；Utilize electricity
5 pairs of desulfurizing agents of dynamic sieve and calcium hydroxide carry out screening mixing and enter back into desulfurizing agent storehouse 6, so that the mixing between calcium hydroxide and desulfurizing agent
It is more uniform, boiler fly ash is contained in desulfurizing agent.
Specifically, desulfurizing agent storehouse 6 is for storing desulfurizing agent, the desulfurizing agent and calcium hydroxide stored in desulfurizing agent storehouse 6 is in proportion
It configures.
Specifically, storehouse pump 7 is used to the desulfurizing agent in desulfurizing agent storehouse 6 being delivered to desulfurizing agent spray gun 4, then spray into variable diameter flue
1 variable diameter end is sufficiently mixed with the flue gas entered in variable diameter end and contacts.
Specifically, humidification spray gun 3 is twin spray gun, the medium that humidification spray gun 3 is sprayed is process water and compression
Air；For increasing the humidity of flue gas, to improve the activation of desulfurizing agent.
Specifically, multi-tube dust cleaner 2 is ceramics or metal material, for separating desulfurizing agent and passing through the desulfurizing agent after separation
Pneumatic ash transmitting system is delivered to motor-vibro screen 5, is transmitted to desulfurizing agent storehouse 6 after the screening of motor-vibro screen 5；Ceramics or metal material have resistance to
Burn into performance resistant to high temperature adapts to biomass boiler flue gas water content height, carries the characteristic of Mars secretly, use the safety and stability longevity
Life is grown, the desulfurizing agent in desulfurizing agent storehouse 6, is delivered to desulfurizing agent spray gun 4 through storehouse pump 7, circulation sprays into variable diameter flue 1 and participates in desulfurization
Reaction.
The working principle of the invention and process for using: the flue gas that biomass boiler generates enters variable diameter flue 1, logical in front end
It crosses humidification spray gun 3 and sprays into process water, increase smoke moisture, at variable diameter end, cut flue cross because variable diameter end cross-sectional area is greater than front end
Twice or more of sectional area, flue gas flow through sectional area and become larger suddenly, and flue gas flow rate reduces, the desulfurization sprayed into desulfurizing agent spray gun 4
Agent is sufficiently mixed contact, and because the flue gas of humidification has activation to desulfurizing agent, and flying dust large specific surface area in flue gas contains weight
The substances such as metal have facilitation to SO2 absorption, and SO2 is absorbed removing in flue gas, and by variable diameter flue 1, flue gas carries desulfurization
Agent enters multi-tube dust cleaner 2, and under the influence of centrifugal force, desulfurizing agent and flue gas separation, desulfurizing agent are passed through from 2 bottom of multi-tube dust cleaner
Pneumatic ash transmitting system to motor-vibro screen 5 is sieved, and calcium hydroxide is also mixed by motor-vibro screen 5 and desulfurizing agent by a certain percentage at the same time
It closes and enters desulfurizing agent storehouse 6, the motor-vibro screen 5 is 300-425 mesh, the desulfurizing agent in desulfurizing agent storehouse 6, is delivered to desulfurization through storehouse pump 7
Agent spray gun 4, circulation spray into variable diameter flue 1 and participate in desulphurization reaction, when desulfurizing agent circular response to desulfuration efficiency declines, will satisfy
With desulfurizing agent outlet, main component CaSO4 can be used for construction material production.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (7)
1. a kind of biomass boiler semi-dry desulphurization dust-extraction unit, it is characterised in that: including being mounted on cigarette after biomass boiler
Variable diameter flue (1), multi-tube dust cleaner (2), humidification spray gun (3), desulfurizing agent spray gun (4), motor-vibro screen (5), desulfurizing agent storehouse on road
(6) and storehouse pumps (7), is connected between the variable diameter flue (1) and the multi-tube dust cleaner (2) by flue, the humidification spray
Rifle (3) is located at the front end of the variable diameter flue (1), and is fixedly connected with the variable diameter flue (1), the desulfurizing agent spray gun (4)
It is fixedly connected positioned at the variable diameter end of the variable diameter flue (1), and with the variable diameter flue (1), the motor-vibro screen (5) is located at described
The surface in desulfurizing agent storehouse (6), the top position corresponding with the motor-vibro screen (5) of the desulfurizing agent storehouse (6) offer into
The input terminal of material mouth, storehouse pump (7) is connected with the output end of the desulfurizing agent storehouse (6), the output end of the storehouse pump (7) and
The input terminal of the desulfurizing agent spray gun (4) is connected.
2. a kind of biomass boiler semi-dry desulphurization dust-extraction unit according to claim 1, it is characterised in that: the variable diameter
Flue (1) variable diameter end cross-sectional area is twice or more of variable diameter flue (1) front-end cross-sectional view product.
3. a kind of biomass boiler semi-dry desulphurization dust-extraction unit according to claim 1, it is characterised in that: for sieving
The mesh of 300-425 mesh is offered on the motor-vibro screen (5) of desulfurizing agent and calcium hydroxide.
4. a kind of biomass boiler semi-dry desulphurization dust-extraction unit according to claim 1, it is characterised in that: the desulfurization
Agent storehouse (6) is for storing desulfurizing agent.
5. a kind of biomass boiler semi-dry desulphurization dust-extraction unit according to claim 1, it is characterised in that: the storehouse pump
(7) it is used to the desulfurizing agent in the desulfurizing agent storehouse (6) being delivered to the desulfurizing agent spray gun (4), then sprays into the variable diameter flue
(1) variable diameter end.
6. a kind of biomass boiler semi-dry desulphurization dust-extraction unit according to claim 1, it is characterised in that: the humidification
Spray gun (3) is twin spray gun, and the medium that humidification spray gun (3) is sprayed is process water and compressed air.
7. a kind of biomass boiler semi-dry desulphurization dust-extraction unit according to claim 1, it is characterised in that: the multitube
Deduster (2) is ceramics or metal material, for separating desulfurizing agent and conveying the desulfurizing agent after separation through pneumatic ash transmitting system
To the motor-vibro screen (5), the desulfurizing agent storehouse (6) is transmitted to after the motor-vibro screen (5) screening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798698.9A CN110508123A (en) | 2019-08-27 | 2019-08-27 | A kind of biomass boiler semi-dry desulphurization dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798698.9A CN110508123A (en) | 2019-08-27 | 2019-08-27 | A kind of biomass boiler semi-dry desulphurization dust-extraction unit |
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| CN110508123A true CN110508123A (en) | 2019-11-29 |
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| CN210993739U (en) * | 2019-08-27 | 2020-07-14 | 陕西大秦环境科技有限公司 | Biomass boiler semi-dry desulfurization dust collector |
-
2019
- 2019-08-27 CN CN201910798698.9A patent/CN110508123A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003210935A (en) * | 2002-12-20 | 2003-07-29 | Babcock Hitachi Kk | Wet-type flue-gas desulfurization equipment |
| CN2647417Y (en) * | 2003-10-15 | 2004-10-13 | 武汉凯迪电力股份有限公司 | Double-side variable speed multi-circulating fluidized flue gas desulfurization apparatus |
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| CN108654335A (en) * | 2018-06-21 | 2018-10-16 | 易能环境技术有限公司 | A kind of dry method desulfuration system and its sulfur method of coke oven flue gas |
| CN109012101A (en) * | 2018-08-24 | 2018-12-18 | 佛山华清智业环保科技有限公司 | A kind of ceramics flue-gas dust-removing and desulfurization denitrating system |
| CN210993739U (en) * | 2019-08-27 | 2020-07-14 | 陕西大秦环境科技有限公司 | Biomass boiler semi-dry desulfurization dust collector |
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