CN110075676A - A kind of foam collection crushing device of coal fired power plant wet method fume desulfurizing system - Google Patents
A kind of foam collection crushing device of coal fired power plant wet method fume desulfurizing system Download PDFInfo
- Publication number
- CN110075676A CN110075676A CN201910448027.XA CN201910448027A CN110075676A CN 110075676 A CN110075676 A CN 110075676A CN 201910448027 A CN201910448027 A CN 201910448027A CN 110075676 A CN110075676 A CN 110075676A
- Authority
- CN
- China
- Prior art keywords
- foam
- power plant
- fired power
- coal fired
- nozzle
- 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
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
-
- 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
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- 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
- B01D2251/606—Carbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to the foams of coal fired power plant wet method fume desulfurizing system to collect crushing device, including overflow pipe, bubble collapse cover, exhaust cap, liquid level sensor and nozzle, the desulfuration absorbing tower connection of the overflow pipe and coal fired power plant, the upper end discharge port connection of the bubble collapse cover and overflow pipe, the nozzle equably, is radially set on the circumference of the sustained height of the inner wall of bubble collapse cover, the exhaust cap is set to the top of bubble collapse cover, and the liquid level sensor is set to the bottom of bubble collapse cover.The utility model has the advantages that effectively eliminating the foam of wet desulfurization system formation, solves the problems, such as that absorption tower foam is not changed the quality of slurries using physical method, the quality of by-produced gypsum will not be reduced；Apparatus structure is simple, convenient for production, installation and maintenance.
Description
Technical field
The invention belongs to thermal power plant environmental protection technical field more particularly to a kind of coal fired power plant wet process of FGD
The foam of system collects crushing device.
Background technique
Coal is as non-renewable energy, the SO that generates in combustion process2It is one of important Air Pollutants, builds thus
A large amount of wet desulfurization of flue gas by limestone-gypsum method facility.
Containing complex materials such as acid non-soluble substances in the flue gas of wet desulphurization device processing, come into full contact in flue gas and slurries
During, the gas-liquid interface that flue gas and slurries are formed forms spherical bubble under huge surface tension effects；A large amount of bubbles
Slurries pool surface is rapidly risen under the action of one liquid density contrast of gas, forms one layer of foam.
Statistics shows that foam is more, and enhancing enrichment phenomenon of the substance of surface tension in absorption tower will be more obvious, gas
It is bigger to steep surface tension, surface tension increases, and bubble certainly will be caused non-breakable, and then slurry pool surfactant foam layer is caused to increase
There is serious false liquid level in thickness, is unfavorable for the operation control of wet desulphurization device system, also affects two to a certain extent
The absorption of sulfur oxide, is unfavorable for making full use of for lime stone, and part power plant makes since false liquid level is forced to run using low liquid level
Can not be up to standard at loop slurry pump output pressure, nozzle spraying effect is deteriorated, and desulfuration efficiency reduces, and causes environmentally friendly hidden danger.
The problem of elimination of desulfurization slurry foam is a long-term existence in wet desulfurization system, existing method useization
Method adds defoaming agent in the slurries of absorption tower, but change the quality of slurries, causes one to the quality of by-produced gypsum
Fixing is rung.
Summary of the invention
Present invention aims to overcome that the problem in background technique, provides a kind of coal fired power plant wet process of FGD
The foam of system collects crushing device, when absorption tower foam is more than certain altitude in wet desulphurization, using siphonage, passes through
Overflow pipe drains into absorption tower melt pit through trench, then is supplemented to absorption tower by sump pump, is specifically realized by the following technical scheme:
The foam of the coal fired power plant wet method fume desulfurizing system collects crushing device, comprising: overflow pipe, bubble collapse cover, row
The absorption tower connection of gas cap, liquid level sensor and nozzle, the overflow pipe and coal fired power plant, the bubble collapse cover and overflow
The upper end outlet connection of pipe, the nozzle are evenly arranged on the inner wall of bubble collapse cover, and the exhaust cap is broken set on foam
The top of broken cover, the liquid level sensor are set to the bottom of bubble collapse cover.
Further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device be, the spray
Mouth passes sequentially through nozzle connecting pipe, connecting flange and flushing pipe and connects, and flushing water uses deionized water.
Further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device be, the spray
The axial direction of mouth and the angle of bubble collapse cover radial direction are 10 ° to 20 °.
The further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device is, described to overflow
Flow tube is made of U-tube with the discharge duct connection being vertically arranged, and entrance location of the U-tube close to absorption tower side is higher than the other side
Outlet, the upper and lower ends of the discharge duct correspond respectively to overflow pipe upper end discharge port and lower end discharge port.
The further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device is that nozzle is
3-4, coverage rate of the nozzle in bubble collapse cover is 100-200%.
The further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device is that foam is broken
Broken cover is in inversed taper platform structure, and the inner wall of bubble collapse cover and the angle of bubble collapse cover center line are 10 ° to 20 °.
The further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device is that foam is broken
Broken cover uses material for DIN 1.4529 or 904L stainless steel.
Further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device be, the bubble
The inner wall of the broken cover of foam is equipped with the prickle for foam broken in spray, and the length of prickle is 1-5cm.
Further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device be, the awns
Thorn uses material for DIN 1.4529 or 904L stainless steel.
The further design that the foam of the coal fired power plant wet method fume desulfurizing system collects crushing device is, described
Nozzle is jet rose, pressure 1.5-2kg/cm2, nozzle is equipped with multiple spouts, nozzle diameter 0.5-3mm.
Advantages of the present invention is as follows:
It is broken in the foam arrival foam of rising that the foam of coal fired power plant wet method fume desulfurizing system of the invention collects crushing device
When the bottom end of broken cover, liquid level sensor automatic sensing to foam, instantaneous starting is sprayed device, effectively eliminates foam.
Bubble collapse cover is designed using truncated cone-shaped, effectively increases the memory capacity for collecting foam；Nozzle is taken
Arranged tangential is matched with the design of the camber angle of bubble collapse cover, is generated eddy flow effect in injection, is made the flowing in down-comer
It is more smooth, cooperate the internal barbed structure being arranged that can puncture foam, effectively enhances the removal effect of foam.
Apparatus of the present invention structure is simple, convenient for production, installation and maintenance；Effectively eliminate the foam of wet desulphurization formation, benefit
It solves the problems, such as that absorption tower foam is not changed the quality of slurries with physical method, the product of by-produced gypsum will not be reduced
Matter.
Detailed description of the invention
Fig. 1 is that the foam of coal fired power plant wet method fume desulfurizing system collects crushing device structural schematic diagram.
Fig. 2 is the structural schematic diagram of arrangement of nozzles.
Fig. 3 is enlarged diagram at the A of the structural schematic diagram of Fig. 2 arrangement of nozzles.
Fig. 4 is the schematic top plan view of bubble collapse cover.
Fig. 5 is the schematic elevation view of bubble collapse cover.
Fig. 6 is barbed structure schematic diagram.
Wherein, 1- overflow pipe；2- bubble collapse cover；3- exhaust cap；4- liquid level sensor；5- connecting flange；6- nozzle connects
Adapter tube；7- nozzle.
Specific embodiment
With reference to the accompanying drawing and two specific embodiments the present invention is described in detail.
Embodiment one:
Such as Fig. 1, coal fired power plant wet process of FGD foam provided by the invention collects spray equipment, including overflow pipe 1, foam are broken
Broken cover 2, exhaust cap 3, liquid level sensor 4, connecting flange 5, nozzle connecting pipe 6 and nozzle 7.The suction of overflow pipe 1 and coal fired power plant
Tower connection, the upper end outlet connection of bubble collapse cover 2 and overflow pipe 1 are received, nozzle 7 is evenly arranged in the interior of bubble collapse cover 2
On wall, exhaust cap 3 is set to the top of bubble collapse cover 2, and liquid level sensor 4 is set to the bottom of bubble collapse cover 2.
The nozzle 7 of the present embodiment passes sequentially through nozzle connecting pipe 6, connecting flange 5 is connect with flushing pipe (not shown).
The axial direction of nozzle 7 and the angle of bubble collapse cover radial direction are 13 °.
The overflow pipe 1 of the present embodiment is made of U-tube with the discharge duct connection being vertically arranged.U-tube is close to absorption tower one
The entrance location of side is higher than the outlet of the other side, and the upper and lower ends of discharge duct correspond respectively to the upper end discharge port of overflow pipe under
Bring out material mouth.
Nozzle is 3, and coverage rate of the nozzle in bubble collapse cover is 120%.
Bubble collapse cover 2 is in inversed taper platform structure, and top surface is the circle of Φ 600, and bottom surface is the circle of Φ 300.Foam is broken
The inner wall of broken cover and the angle of bubble collapse cover center line are 15 °.
Bubble collapse cover 2 uses material for 1.4529 stainless steel of DIN.
Such as Fig. 6, the inner wall of bubble collapse cover is equipped with the prickle for foam broken in spray, prickle in the present embodiment
The length of major branch is 3.5cm, and sprig length is 1cm.Prickle uses material for 1.4529 stainless steel of DIN.
Nozzle is jet rose, pressure 2kg/cm2, nozzle is equipped with multiple spouts, nozzle diameter 0.5mm.
The present embodiment is applied in certain coal fired power plant 300MW unit wet desulphurization device, and specific works parameter is as follows:
Embodiment two:
The present embodiment is applied in certain coal fired power plant 600MW unit wet desulphurization device, following (its remaining part of specific works parameter
The set-up mode of part equipment is same as Example 1):
Nozzle in the present embodiment is 4, and coverage rate of the nozzle in bubble collapse cover is 200%.
Bubble collapse cover is in inversed taper platform structure, and top surface is the circle of Φ 800, and bottom surface is the circle of Φ 400.Bubble collapse
The inner wall of cover and the angle of bubble collapse cover center line are 15 °.
Bubble collapse cover uses material for 904L stainless steel.
The inner wall of the broken cover of the foam of the present embodiment is equipped with the prickle for foam broken in spray, the length of prickle major branch
Degree is 5cm, and sprig length is 1cm.Prickle uses material for 904L stainless steel.
Nozzle is jet rose, pressure 2.5kg/cm2, nozzle is equipped with multiple spouts, nozzle diameter 1.5mm.
Such as Fig. 1, when absorbing tower liquid-level is more than certain value, overflow pipe 1 of the slurries from the direction of a through absorption tower overflow.Due to
The density of absorption tower slurries bubble is lower, and a large amount of slurries foam enters bubble collapse cover 2 by the direction of b in overflow pipe, works as bubble
When foam reaches bubble collapse 2 bottom of cover, liquid level sensor 4 senses the position of foam, and instantaneous starting rinse-system comes from
The liquid of rinse-system is tangentially sprayed from nozzle 7 through connecting flange 5, nozzle connecting pipe 6, forms one in bubble collapse cover 2
Fixed vortex effectively eliminates the foam risen from overflow pipe 1, the mixed liquor of formation using the barbed structure in destroyer
Body presses the direction of c under the effect of gravity together with the liquid of overflow, enters trench through overflow pipe 1, simultaneously because dropping liq produces
Raw siphonage will absorb tower section slurries and also suck down-comer together, finally converges to absorption tower melt pit.
The implementation result of above-mentioned two embodiments are as follows: effectively eliminate the foam that absorption tower overflow goes out, reduce defoaming
The usage amount of agent；The environment for optimizing absorption tower slurry tank improves the utilization rate of absorbent, reduces the use of absorbent
Amount, while under identical operating condition, it is deployed by operation, putting into operation for 1 circulating pump can be reduced, produce good economic benefit；
The phenomenon that having prevented evaporating, emitting, dripping or leaking of liquid or gas improves environment of carrying out production strictly in line with rules and regulations.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of protection of the claims
Subject to.
Claims (10)
1. a kind of foam of coal fired power plant wet method fume desulfurizing system collects crushing device, it is characterised in that including overflow pipe, bubble
Foam is crushed cover, exhaust cap, liquid level sensor and nozzle, the absorption tower connection of the overflow pipe and coal fired power plant, the foam
The upper end discharge port connection of broken cover and overflow pipe, it is broken that the nozzle equably, along bubble collapse cover is radially set to foam
The inner wall of broken cover it is upper, the exhaust cap is set to the top of bubble collapse cover, and the liquid level sensor is set to bubble collapse cover
Bottom.
2. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
It passes sequentially through nozzle connecting pipe, connecting flange and flushing pipe in the nozzle to connect, flushing water uses deionized water.
3. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
In the axial direction of the nozzle and the angle of bubble collapse cover radial direction be 10 ° to 20 °.
4. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
It is made of U-tube with the discharge duct connection being vertically arranged in the overflow pipe, entrance location of the U-tube close to absorption tower side is high
In the outlet of the other side, the upper and lower ends of the discharge duct correspond respectively to the upper end discharge port and lower end discharge port of overflow pipe.
5. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
It is 3-4 in nozzle, coverage rate of the nozzle in bubble collapse cover is 100-200%.
6. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
It is in inversed taper platform structure in bubble collapse cover, the inner wall of bubble collapse cover and the angle of bubble collapse cover center line are 10 ° to 20 °.
7. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
Use material for 1.4529 stainless steel of DIN or 904L stainless steel in bubble collapse cover.
8. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
The prickle for foam broken in spray is installed in the inner wall of the bubble collapse cover, the length of prickle is 1-5cm.
9. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
Use material for 1.4529 stainless steel of DIN or 904L stainless steel in the prickle.
10. the foam of coal fired power plant wet method fume desulfurizing system according to claim 1 collects crushing device, feature exists
In the nozzle be jet rose, pressure 1.5-2kg/cm2, nozzle is equipped with multiple spouts, nozzle diameter 0.5-3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448027.XA CN110075676A (en) | 2019-05-27 | 2019-05-27 | A kind of foam collection crushing device of coal fired power plant wet method fume desulfurizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448027.XA CN110075676A (en) | 2019-05-27 | 2019-05-27 | A kind of foam collection crushing device of coal fired power plant wet method fume desulfurizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110075676A true CN110075676A (en) | 2019-08-02 |
Family
ID=67422092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910448027.XA Pending CN110075676A (en) | 2019-05-27 | 2019-05-27 | A kind of foam collection crushing device of coal fired power plant wet method fume desulfurizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110075676A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113509752A (en) * | 2020-04-09 | 2021-10-19 | 国家电投集团远达环保工程有限公司重庆科技分公司 | Foam separating device of flue gas desulfurization absorption tower |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0871305A (en) * | 1994-09-02 | 1996-03-19 | Nippon Steel Corp | Defoaming device in steel strip-cleaning installation |
| CN202555144U (en) * | 2012-04-09 | 2012-11-28 | 山东电力研究院 | Foam automatic collecting and discharging device outside desulfuration absorption tower |
| CN204891300U (en) * | 2015-08-10 | 2015-12-23 | 贵州五倍子发展有限公司 | Defoaming buffer |
| CN206295790U (en) * | 2016-12-06 | 2017-07-04 | 北京国电龙源环保工程有限公司 | A kind of drainage system for preventing desulfurization AFT tower overfalls from flying bubble |
| CN207591608U (en) * | 2017-11-30 | 2018-07-10 | 湖州加怡新市热电有限公司 | A kind of desulfurizing tower |
| CN208711126U (en) * | 2018-07-20 | 2019-04-09 | 中国大唐集团科学技术研究院有限公司西北分公司 | A kind of online adding set of desulfurization defoaming agent |
| CN109603495A (en) * | 2018-11-29 | 2019-04-12 | 北京国电龙源环保工程有限公司 | A kind of absorption tower overflow pipe foam administers system and its application method |
| CN211246051U (en) * | 2019-05-27 | 2020-08-14 | 国电科学技术研究院有限公司 | Foam collecting and crushing device of wet flue gas desulfurization system of coal-fired power plant |
-
2019
- 2019-05-27 CN CN201910448027.XA patent/CN110075676A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0871305A (en) * | 1994-09-02 | 1996-03-19 | Nippon Steel Corp | Defoaming device in steel strip-cleaning installation |
| CN202555144U (en) * | 2012-04-09 | 2012-11-28 | 山东电力研究院 | Foam automatic collecting and discharging device outside desulfuration absorption tower |
| CN204891300U (en) * | 2015-08-10 | 2015-12-23 | 贵州五倍子发展有限公司 | Defoaming buffer |
| CN206295790U (en) * | 2016-12-06 | 2017-07-04 | 北京国电龙源环保工程有限公司 | A kind of drainage system for preventing desulfurization AFT tower overfalls from flying bubble |
| CN207591608U (en) * | 2017-11-30 | 2018-07-10 | 湖州加怡新市热电有限公司 | A kind of desulfurizing tower |
| CN208711126U (en) * | 2018-07-20 | 2019-04-09 | 中国大唐集团科学技术研究院有限公司西北分公司 | A kind of online adding set of desulfurization defoaming agent |
| CN109603495A (en) * | 2018-11-29 | 2019-04-12 | 北京国电龙源环保工程有限公司 | A kind of absorption tower overflow pipe foam administers system and its application method |
| CN211246051U (en) * | 2019-05-27 | 2020-08-14 | 国电科学技术研究院有限公司 | Foam collecting and crushing device of wet flue gas desulfurization system of coal-fired power plant |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113509752A (en) * | 2020-04-09 | 2021-10-19 | 国家电投集团远达环保工程有限公司重庆科技分公司 | Foam separating device of flue gas desulfurization absorption tower |
| CN113509752B (en) * | 2020-04-09 | 2023-10-20 | 国家电投集团远达环保工程有限公司重庆科技分公司 | Foam separation device of flue gas desulfurization absorption tower |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100534589C (en) | Gas outburst spinning dive desulfurization dust cleaning apparatus | |
| CN208465257U (en) | A kind of desulfuration absorbing tower slurries blistering automatic eliminator | |
| CN101549235B (en) | Conjoined wet-type dust cleaning and desulfurizing device | |
| CN201823405U (en) | Cyclone demister exhausting gas down | |
| CN202010513U (en) | Downstream jet bubbling wet-method desulfurizing device | |
| CN202654927U (en) | Rotational flow rectification gas-liquid absorbing tower | |
| CN103191636B (en) | Desulfurizing tower device | |
| CN201216921Y (en) | Novel controllable wet desulphurization column for smoke prevention and dust control | |
| CN110075676A (en) | A kind of foam collection crushing device of coal fired power plant wet method fume desulfurizing system | |
| CN105148718A (en) | Double-turbulence ultraclean desulfurization and dust removal compound tower | |
| CN107677337A (en) | Desulphurization system absorbing tower liquid-level measurement apparatus and measuring method | |
| CN211246051U (en) | Foam collecting and crushing device of wet flue gas desulfurization system of coal-fired power plant | |
| CN201684533U (en) | Wet dust removal desulfurizing unit | |
| CN107158921A (en) | A kind of ultra-clean exhaust system of coal burning flue gas desulfurization dedusting | |
| CN102563678B (en) | Device used for preventing flue gas at outlet of chimney from carrying droplets after wet desulphurization | |
| CN202136820U (en) | High vacuum hydraulic injector installed at ultra-low level | |
| CN209173730U (en) | A kind of fume desulfurating absorption tower with twin-stage airflow distribution device | |
| CN201909770U (en) | Multifunctional slurry performance measuring device | |
| CN201361520Y (en) | Turbulence desulfurization tower for wet flue gas desulfurization | |
| CN108379998A (en) | It is a kind of to take off the system handled in vain for flue gas | |
| CN209576290U (en) | The overflow of Limestone-gypsum Wet Flue Gas Desulfurization Process absorption tower defoams structure | |
| CN202511303U (en) | Device for preventing wet desulphurized flue gas at chimney exit from carrying liquid droplets | |
| CN113509752A (en) | Foam separating device of flue gas desulfurization absorption tower | |
| CN106111026B (en) | A kind of rotating stream tray scrubber producing thiocarbamide | |
| CN206045761U (en) | Flue gas desulfurization and dedusting 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 |