CN110523177A - A kind of wet method dedusting system for the dry tail gas of sodium formate - Google Patents
A kind of wet method dedusting system for the dry tail gas of sodium formate Download PDFInfo
- Publication number
- CN110523177A CN110523177A CN201910690084.9A CN201910690084A CN110523177A CN 110523177 A CN110523177 A CN 110523177A CN 201910690084 A CN201910690084 A CN 201910690084A CN 110523177 A CN110523177 A CN 110523177A
- Authority
- CN
- China
- Prior art keywords
- tail gas
- scrubbing tower
- wet method
- sink
- sodium formate
- 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
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/12—Washers with plural different washing sections
-
- 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
Abstract
The present invention relates to a kind of wet method dedusting systems for the dry tail gas of sodium formate to control formic acid sodium content in cleaning solution specific gravity or washing lotion, supplement displacement be carried out, to achieve the purpose that continuous cleaning dust by Venturi tube wet dust removal, scrubbing tower two-stage dust removal.Provided by the invention a kind of for the dry tail gas wet method dust pelletizing system of sodium formate, technique is physical dissolution, is divided into two-stage washing --- venturi scrubber washs trough washery and scrubbing tower washing.Dust pelletizing system is constituted: venturi scrubber, sink, sink circulating pump, scrubbing tower, scrubbing tower circulating pump and exhaust fan.
Description
Technical field
The invention belongs to Environmental-protecting dust-removing technology fields, and in particular to a kind of wet dedusting system for the dry tail gas of sodium formate
System controls formic acid sodium content in cleaning solution specific gravity or washing lotion by Venturi tube wet dust removal, scrubbing tower two-stage dust removal, carries out
Supplement displacement, with the technique for reaching continuous cleaning dust.
Background technique
Disclosing the information of the background technology part, it is only intended to increase understanding of the overall background of the invention, without certainty
It is considered as recognizing or implying in any form that information composition has become existing skill well known to persons skilled in the art
Art.
In domestic sodium formate production process, fluidized bed or gas flow dryer, spiral shell are mostly used for the drying of solid sodium formate
Drier etc. is revolved, in addition for there is dust in tail gas to take out of, such as the production technologies such as fluidized bed or gas flow dryer, in drying
On tails dedusting, the dry types such as bag-type dust (dry method) dedusting is mostly used.Dry method dust mode must increase the solid powder under removing
Add subsequent treatment process.
And current wet method dedusting system, such as: patent CN201710558240.7 discloses a kind of phosphoric acid by wet process tail gas
Two-way Cycle defluorinate processing system and processing method, the composition of system includes preliminary defluorinate subsystem and spray scrubber defluorinate point is
System;The composition of preliminary defluorinate subsystem includes cleaning solution circulating collection slot, is arranged on cleaning solution circulating collection slot inlet exhaust gas
Venturi scrubber and offgas outlet on straight tube washer and detergent circulator;Spray scrubber defluorinate subsystem
It is made of spray scrubber and scrubbing tower circulating pump, spray scrubber upper space designs spray thrower and demister, lower space
Design has washing liquid pool and distributor.
Patent CN206676182U discloses a kind of phosphoric acid tail gas processing equipment, including extraction tank, and the top of extraction tank is logical
It is connect with the entrance of Venturi tube, the outlet venturi circulating slot of Venturi tube, is internally provided in Venturi tube
The top of one spray structure, venturi circulating slot is provided with washing tank, is internally provided with the second spray structure in washing tank, washes
The top for washing tank is connected by the bottom gas inlet of first class purification letter shoot road and scrubbing tower, is arranged in the inside of scrubbing tower
There is third spray structure, the middle and lower part of scrubbing tower is connected with process water conveyance conduit, and the top of scrubbing tower is provided with tail gas discharge
Mouthful, tail gas outlet is connect by secondary purification letter shoot road with tail gas funnel.
All there is apparatus structure complexity, the high problem of operating cost in above-mentioned system, it is difficult to meet the dry tail gas of sodium formate
The requirement of high-effective dust-removing.
Summary of the invention
In order to overcome the above problem, the present invention provides one kind for the dry tail gas wet method dust pelletizing system of sodium formate, this is
System makes full use of the physical property of sodium formate, using second level water washing technique, so that dry tail gas dust is dissolved in water, reaches and efficiently remove
The purpose of dirt.In addition, total system is liquid conveying, subsequent treatment process not will increase.
To realize the above-mentioned technical purpose, The technical solution adopted by the invention is as follows:
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber, sink, scrubbing tower,
The venturi scrubber, sink, scrubbing tower are sequentially connected, and washing is provided between the sink and venturi scrubber
Slot circulating pump is provided with scrubbing tower circulating pump between the wash tower bottoms and the spray equipment of scrubbing tower, the scrubbing tower
Tower top is connected by exhaust fan with the external world.
The wet method dedusting system of the application is the physical attribute soluble easily in water based on sodium formate solid, is washed using second level
The mode of continuous dedusting, this system on dust removing effects (up to 97% or more) better than dry method dust (efficiency up to 95%), this is right
Strong impetus can be played in the improvement of manufacturing enterprise's environmental protection performance.
In some embodiments, the wet method dedusting system for the dry tail gas of sodium formate is whole negative pressure system.It is logical
Negative pressure exhausting is crossed, so that dust laden air enters in water;Meanwhile negative pressure makes circulation whirlpool in the water level rising space when detaching water level
Flowing plate, so that dust laden air and water are sufficiently mixed, to achieve the purpose that high-effective dust-removing.
If interior negative pressure is too small, dust removing effects are poor, if negative pressure is excessively high, equipment manufacturing costs high to the intensity requirement of equipment
Excessively high, therefore, in some embodiments, the interior negative pressure of the wet method dedusting system for the dry tail gas of sodium formate is 7-
8KPa can satisfy the dust removing effects under different produce loads, guarantee dust removing effects up to 97% or more.
The application does not make special restriction to the exhausting mode of exhaust fan, in some embodiments, the tail gas wind
The exhausting mode of machine is negative pressure exhausting, and discharging tail gas declines air pressure in deduster, and tail gas weakens, and forms a negative pressure
Area, air flow into deduster since draught head compensates, and equipment installation is simple, operating cost is low.
In some embodiments, the sink pump flow 100m330-50 meters of/h, lift ensure that level-one washing follows
Circular rector.
In some embodiments, it is provided with the packing section thick greater than 1 meter on the scrubbing tower spray head, plays and sufficiently receives water
Effect avoids fan belt water.
In some embodiments, scrubbing tower pump flow 50m330-50 meters of/h, lift ensure second level wash cycle amount.
In some embodiments, spray head is provided in the trunnion of the Venturi tube.Spray head presses center in the scrubbing tower
With 5 spray heads of annular distribution, installation site is at upward 2.0 meters of air inlet.The above installation, which meets to contact with tail gas, adequately to be wanted
It asks, improves efficiency of dust collection.
In some embodiments, sink circulation fluid specific gravity 1.00-1.05, scrubbing tower circulation fluid specific gravity is less than 1.01;It mends
Water is introduced into scrubbing tower, and overflow to sink makes full use of water resource.
The beneficial effects of the present invention are:
(1) the present invention provides one kind for the dry tail gas wet method dust pelletizing system of sodium formate, can provide for market a kind of clear
Clean, environmentally friendly, pollution-free, efficient dust removal method.
(2) the present invention provides one kind for the dry tail gas wet method dust pelletizing system of sodium formate, reaches by second level carrying out washing treatment
Effect, reduces the treatment process in later period.
(3) the present invention provides a kind of improvement sodium formates as the method and system of the execute-in-place environment of solid product.
(4) operating method of the application it is simple, it is at low cost, have universality, be easy to large-scale production.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is embodiment 1 for the dry tail gas wet method dust pelletizing system flow chart of sodium formate.
Wherein, 1. venturi scrubbers, 2. Venturi tubes, 3. sinks, 4. sink spray heads, 5. sink circulating pumps, 6.
Scrubbing tower, 7. washing tower packings, 8. scrubbing tower spray heads, 9. scrubbing tower moisturizings, 10. scrubbing tower liquidometers, 11. scrubbing towers circulation
Pump, 12. exhaust fans.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used in this application have logical with the application person of an ordinary skill in the technical field
The identical meanings understood.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As background technique is introduced, subsequent place must be increased to the solid powder under removing for dry method dust mode
Reason process, the problem for causing complex disposal process, equipment cost high.Therefore, the present invention proposes a kind of for the dry tail of sodium formate
Gas wet method dedusting system, technique are physical dissolution, are divided into two-stage washing --- venturi scrubber washs trough washery and washing
Tower washing.Dust pelletizing system is constituted: venturi scrubber, sink, sink circulating pump, scrubbing tower, scrubbing tower circulating pump and tail
Gas blower.
Preferably, this system is atomized cleaning solution using the spiral nozzle being installed at Venturi tube larynx section, ejection with pressure
Dust contained by the tail gas that dissolution passes through Venturi tube rapidly.
Preferably, sink circulating pump and scrubbing tower pump flow and lift meet washing and require.
Preferably, scrubbing tower middle and upper part filler plays the role of crucial receipts water, prevents exhaust fan band water.
Wet method dedusting system of the application for the dry tail gas of sodium formate, is produced based on sodium formate, dry materials process
It is that need carry out vent gas treatment after the drying process taken out of using pneumatic conveying drying or fluidized bed drying etc. with sodium formate dust
A kind of efficient process system.The dust pelletizing system is recycled by Venturi tube, sink, sink circulating pump, scrubbing tower, scrubbing tower
Pump, exhaust fan composition, cleaning solution wash dry tail gas under being sprayed from Venturi tube inner screw jet nozzle by circulating pump pressurization for the first time, so
The spiral nozzle secondary washing being distributed in a ring by scrubbing tower, tail gas is through exhaust fan outlet drain after washing.
Preferably, which is whole negative pressure system, can share negative pressure system with drying process, defeated in order to tail gas
It send, dedusting step by step.
Preferably, exhaust fan: for the installation of system tail portion, suction pressure mode provides negative pressure, tail gas wind for dust pelletizing system
Electromechanical machine should install frequency conversion adjustment device, and negative pressure should be controlled in 7-8KPa in system, to meet the dedusting under different produce loads
Effect.
Preferably, Venturi tube, sink, sink circulating pump constitute level-one cleaning dust.Sink pump flow
100m330-50 meters of/h, lift ensure level-one wash cycle amount.
Preferably, scrubbing tower, scrubbing tower circulating pump constitute secondary cycle cleaning dust.It should be arranged on scrubbing tower spray head and be greater than
1 meter of thick packing section plays the effect for sufficiently receiving water, avoids fan belt water.Scrubbing tower pump flow 50m3/ h, lift 30-
50 meters, ensure second level wash cycle amount.
Preferably, spiral nozzle: meet spray radius requirement;Spray head is mounted in trunnion in Venturi tube, in scrubbing tower
Spray head presses 5 spray heads in center and annular distribution, and installation site is at upward 2.0 meters of air inlet.The above installation meets to be connect with tail gas
Touching adequately requires.
Preferably, sink circulation fluid specific gravity 1.00-1.05, scrubbing tower circulation fluid specific gravity is less than 1.01;Moisturizing is introduced into
Scrubbing tower, overflow to sink, makes full use of water resource.
It is illustrated below by way of technical solution of the specific embodiment to the application.
Embodiment 1:
(1) sink: quantity 1, specifications and models: DN2800 × 12 × 2800;Mating sink circulating pump: quantity: 2
Platform, lift: 32m, flow 50m3/h.Operating index control: 1. liquid level: 0.5m-1.3m;2. cleaning solution specific gravity: < 1.06;3. washing
Wash liquid formic acid sodium content :≤80g/l.
(2) dry tail gas washing tower: quantity: 1;Specifications and models: DN2500 × 12 × 11000;Mating scrubbing tower circulation
Pump quantity: 2, lift: 30m, flow 100m3/h;Operating index control: 1. liquid level: < 1.3m.
(3) exhaust fan: quantity: 1;Temperature=70 DEG C, air quantity 36000m3/ h, wind pressure 8KP=0.009MPa.Adapted
Power 160KW configures corresponding frequency converter.
(4) its vent gas treatment feature are as follows: the efficiency of dust collection of the processing system is up to 97% or more.With 15 tons of production yields/
For hour, tail gas dustiness about 400mg/m before dedusting3, after processing, dust-laden is not more than 12mg/m in exhaust fan discharge3Tail
Gas dust-laden≤12mg/m3。
Carrying out practically mode:
Cleaning solution washs dry tail gas under being sprayed from 2 inner screw jet nozzle of Venturi tube by the pressurization of sink circulating pump for the first time, so
8 secondary washing of spiral nozzle being distributed in a ring by scrubbing tower 6, tail gas is through 12 outlet drain of exhaust fan after washing.
(1) dust pelletizing system is a part in the dry production total system of sodium formate, and drying system must be to washing before driving
The cleaning solution (water) washed slot, supplement corresponding liquid level in scrubbing tower, to ensure that cleaning circulation pump normally-open can be run;
(2) it checks, open exhaust fan, according to produce load, adjust fan inlet butterfly valve opening to ensure dust pelletizing system
Operation.
(3) timing analysis sink washing lotion specific gravity (≤1.05) after dry start-of-run, and supplement is adjusted according to specific gravity and is set
Change the amount (rate of water make-up) of cleaning solution.
(4) preferably, moisturizing is introduced into scrubbing tower, and overflow to sink makes full use of water resource.
(5) cleaning circulating line and spray head are inspected periodically, blocking impact effect is avoided.
Embodiment 2
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
The wet method dedusting system of the application is the physical attribute soluble easily in water based on sodium formate solid, is washed using second level
The mode of continuous dedusting, this system on dust removing effects (up to 97% or more) better than dry method dust (efficiency up to 95%), this is right
Strong impetus can be played in the improvement of manufacturing enterprise's environmental protection performance.
The method of operation is the same as embodiment 1.
Embodiment 3
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
In the present embodiment, the wet method dedusting system for the dry tail gas of sodium formate is whole negative pressure system.Pass through
Negative pressure exhausting, so that dust laden air enters in water;Meanwhile negative pressure makes circulation vortex in the water level rising space when detaching water level
Plate, so that dust laden air and water are sufficiently mixed, to achieve the purpose that high-effective dust-removing.
The method of operation is the same as embodiment 1.
Embodiment 4
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
If interior negative pressure is too small, dust removing effects are poor, if negative pressure is excessively high, equipment manufacturing costs high to the intensity requirement of equipment
Excessively high, therefore, in the present embodiment, the interior negative pressure of the wet method dedusting system for the dry tail gas of sodium formate is 7-8KPa,
It can satisfy the dust removing effects under different produce loads, guarantee dust removing effects up to 97% or more.
The method of operation is the same as embodiment 1.
Embodiment 5
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
The application does not make special restriction to the exhausting mode of exhaust fan 12, in the present embodiment, the tail gas wind
The exhausting mode of machine 12 is negative pressure exhausting, and discharging tail gas declines air pressure in deduster, and tail gas weakens, and forms one and bears
Pressure area, air flow into deduster since draught head compensates, and equipment installation is simple, operating cost is low.
The method of operation is the same as embodiment 1.
Embodiment 6
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
In the present embodiment, the 11 flow 100m of sink circulating pump330-50 meters of/h, lift ensure that level-one washing follows
Circular rector.
The method of operation is the same as embodiment 1.
Embodiment 7
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
In the present embodiment, it is provided with the packing section thick greater than 1 meter on the scrubbing tower spray head 8, plays and sufficiently receives water
Effect avoids fan belt water.
The method of operation is the same as embodiment 1.
Embodiment 8
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
In the present embodiment, 11 flow 50m of scrubbing tower circulating pump330-50 meters of/h, lift ensure second level wash cycle amount.
The method of operation is the same as embodiment 1.
Embodiment 9
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
In the present embodiment, spray head is provided in the trunnion of the Venturi tube 2.In the scrubbing tower spray head by center and
5 spray heads of annular distribution, installation site is at upward 2.0 meters of air inlet.The above installation, which meets, contacts adequately requirement with tail gas,
Improve efficiency of dust collection.
The method of operation is the same as embodiment 1.
Embodiment 10
A kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber 1, sink 3, washing
Tower 6, the venturi scrubber 1, sink 3, scrubbing tower 6 are sequentially connected, between the sink 3 and venturi scrubber 1
It is provided with sink circulating pump 11, scrubbing tower circulation is provided between 6 bottom of scrubbing tower and the spray equipment 8 of scrubbing tower 6
The tower top of pump 11, the scrubbing tower 6 is connected by exhaust fan 12 with the external world.
In the present embodiment, 3 circulation fluid specific gravity 1.00-1.05 of sink, 6 circulation fluid specific gravity of scrubbing tower is less than 1.01;It mends
Water is introduced into scrubbing tower 6, and overflow makes full use of water resource to sink 3.
The method of operation is the same as embodiment 1.
Finally it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not limited to this hair
It is bright, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still
It can modify to technical solution documented by previous embodiment, or part is equivalently replaced.It is all in this hair
Within bright spirit and principle, any modification, equivalent replacement, improvement and so on should be included in protection scope of the present invention
Within.Above-mentioned, although specific embodiments of the present invention have been described, and it is not intended to limit the protection scope of the present invention, institute
Category field technical staff should be understood that based on the technical solutions of the present invention those skilled in the art do not need to pay wound
The various modifications or changes that the property made labour can be made are still within protection scope of the present invention.
Claims (10)
1. a kind of wet method dedusting system for the dry tail gas of sodium formate, comprising: venturi scrubber, sink, scrubbing tower,
It is characterized in that, the venturi scrubber, sink, scrubbing tower are sequentially connected, between the sink and venturi scrubber
It is provided with sink circulating pump, scrubbing tower circulating pump, institute are provided between the wash tower bottoms and the spray equipment of scrubbing tower
The tower top for stating scrubbing tower is connected by exhaust fan with the external world.
2. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that described to be used for first
The wet method dedusting system of the dry tail gas of sour sodium is whole negative pressure system.
3. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that described to be used for first
The interior negative pressure of the wet method dedusting system of the dry tail gas of sour sodium is 7-8KPa.
4. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that the tail gas wind
The exhausting mode of machine is negative pressure exhausting.
5. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that the sink
100~105m of pump flow330-50 meters of/h, lift.
6. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that the scrubbing tower
The packing section thick greater than 1 meter is provided on spray head.
7. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that scrubbing tower circulation
Pump discharge 50m330-50 meters of/h, lift.
8. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that the venturi
Spray head is provided in the trunnion of pipe.
9. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that the scrubbing tower
Interior spray head presses 5~7 spray heads in center and annular distribution, and installation site is at upward 2.0~2.1 meters of air inlet.
10. the wet method dedusting system for the dry tail gas of sodium formate as described in claim 1, which is characterized in that sink follows
Ring liquor ratio weight 1.00-1.05, scrubbing tower circulation fluid specific gravity is less than 1.01;Moisturizing is introduced into scrubbing tower, overflow to sink.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910690084.9A CN110523177A (en) | 2019-07-29 | 2019-07-29 | A kind of wet method dedusting system for the dry tail gas of sodium formate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910690084.9A CN110523177A (en) | 2019-07-29 | 2019-07-29 | A kind of wet method dedusting system for the dry tail gas of sodium formate |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110523177A true CN110523177A (en) | 2019-12-03 |
Family
ID=68661020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910690084.9A Pending CN110523177A (en) | 2019-07-29 | 2019-07-29 | A kind of wet method dedusting system for the dry tail gas of sodium formate |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110523177A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3593497A (en) * | 1968-02-03 | 1971-07-20 | Metallgesellschaft Ag | Absorption process |
CN101708409A (en) * | 2009-11-12 | 2010-05-19 | 天津市东大化工有限公司 | Comprehensive recover tower and process of granule sodium benzoate tail gas |
CN206045742U (en) * | 2016-09-06 | 2017-03-29 | 广东先导稀材股份有限公司 | Exhaust gas processing device |
CN206676182U (en) * | 2017-04-27 | 2017-11-28 | 临沂圣大环保工程有限公司 | Phosphoric acid tail gas processing equipment |
CN206965404U (en) * | 2017-04-19 | 2018-02-06 | 中石化南京工程有限公司 | A kind of high-efficient wet-type cleaning dust device |
-
2019
- 2019-07-29 CN CN201910690084.9A patent/CN110523177A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3593497A (en) * | 1968-02-03 | 1971-07-20 | Metallgesellschaft Ag | Absorption process |
CN101708409A (en) * | 2009-11-12 | 2010-05-19 | 天津市东大化工有限公司 | Comprehensive recover tower and process of granule sodium benzoate tail gas |
CN206045742U (en) * | 2016-09-06 | 2017-03-29 | 广东先导稀材股份有限公司 | Exhaust gas processing device |
CN206965404U (en) * | 2017-04-19 | 2018-02-06 | 中石化南京工程有限公司 | A kind of high-efficient wet-type cleaning dust device |
CN206676182U (en) * | 2017-04-27 | 2017-11-28 | 临沂圣大环保工程有限公司 | Phosphoric acid tail gas processing equipment |
Non-Patent Citations (1)
Title |
---|
郭贵武等: "《锅炉安全技术》", 30 September 1989, 中国铁道出版社 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103785275B (en) | Desulfurization, ash disposal, denitration integrated flue gas clarifier | |
CN100546699C (en) | The improvement method and apparatus of flocked waste gas | |
CN101428196A (en) | In-hollow column intercrystalline ammonia process of desulfurization, recovery system and method thereof | |
CN206476379U (en) | A kind of air cleaning system of refuse transfer station | |
CN104624029B (en) | Device for integrating cooling tower, desulfurizing tower and chimney, and desulfurizing method | |
CN207391475U (en) | A kind of Wetting once dust collection of converter gas cleaning integrated system | |
CN207187488U (en) | A kind of double ultra-clean desulfurized dust collection columns of spray of the double turbulent flows of single cycle | |
CN203777911U (en) | Desulfuration, dedusting and denitration integrated flue gas cleaner | |
CN108568208A (en) | A kind of flue gas efficient desulfurizing and dust collecting equipment | |
CN205796855U (en) | A kind of high-efficient wet-type organic abnormal flavour waste gas purification cleaner unit | |
CN106964223A (en) | A kind of spraying dedusting device | |
CN202410469U (en) | Dust collection system for dried adipic acid | |
CN218924286U (en) | Hydrogen chloride and magnesium chloride dust tail gas treatment system | |
CN111659241A (en) | Desulfurization, denitrification and dust removal device and process by adsorption filtration washing method | |
CN110523177A (en) | A kind of wet method dedusting system for the dry tail gas of sodium formate | |
CN208865385U (en) | A kind of wood-based plate whirlwind exhaust gas purification system | |
CN207755804U (en) | A kind of desulfurizing tower | |
CN201949789U (en) | Absorption treatment device for acidolysis tail gas of titanium white | |
CN212492257U (en) | Acid mist treatment device for disc separation equipment | |
CN205109283U (en) | Nitric acid ammonium phosphate production tail gas dust collector | |
CN210751966U (en) | Compound fertilizer production tail gas processing apparatus | |
CN212188215U (en) | Integrated efficient energy-saving dust remover for laser cutting machine | |
CN210905500U (en) | Cyclone dust removal membrane type separation device for treating tail gas of fertilizer granulation high tower | |
CN207385120U (en) | A kind of water cycle gas clearing machine | |
CN207102291U (en) | Dust-removal and desulfurizing treatment and purification equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |