CN111330421A - Device and method for eliminating white smoke of chimney - Google Patents
Device and method for eliminating white smoke of chimney Download PDFInfo
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- CN111330421A CN111330421A CN202010216560.6A CN202010216560A CN111330421A CN 111330421 A CN111330421 A CN 111330421A CN 202010216560 A CN202010216560 A CN 202010216560A CN 111330421 A CN111330421 A CN 111330421A
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- liquid adsorbent
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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
- B01D53/26—Drying gases or vapours
- B01D53/263—Drying gases or vapours by absorption
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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
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
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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
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- 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
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
- B01D53/185—Liquid distributors
Abstract
The invention discloses a device and a method for eliminating chimney white smoke, and relates to the technical field of chimney white smoke elimination. The device and the method for eliminating the white smoke of the chimney can efficiently eliminate the white smoke of the chimney, avoid the phenomenon of cold and heat offset, simplify the smoke flow and reduce the system investment and the operating cost.
Description
Technical Field
The invention relates to the technical field of chimney white smoke elimination, in particular to a device and a method for eliminating chimney white smoke.
Background
Along with the haze treatment process, the problem of white smoke emission of the chimney is solved. In fact, most of white smoke emitted by the chimney is formed due to the fact that water content of smoke is high, humidity is high, and water vapor is condensed into liquid drops in the atmosphere environment with low temperature and light is scattered. Therefore, as long as the relative humidity of the smoke is reduced, the smoke is diffused before being cooled to the condensation point, and the white smoke can be eliminated.
In order to reduce the relative humidity of the flue gas, the current common technology is to condense and remove the moisture in the flue gas, and then heat the flue gas to raise the temperature. Because the flue gas volume is big and often contain corrosive gas, treatment facility cost is high, and need increase equipment such as draught fan, the running cost is high.
Disclosure of Invention
In order to solve the technical problems, the invention provides a device and a method for eliminating chimney white smoke, which can efficiently eliminate the chimney white smoke, avoid the phenomenon of cold and heat offset, simplify the smoke flow and reduce the system investment and the operating cost.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a device for eliminating white smoke of a chimney, which comprises an absorber, an analyzer, a dilute liquid adsorbent conveying part and a concentrated liquid adsorbent conveying part, wherein the left end and the right end of the absorber are respectively provided with a smoke inlet and a smoke outlet, the smoke outlet is used for being connected with the chimney, the upper part and the lower part in the absorber are respectively provided with an adsorption part and an absorber liquid dropping groove, the upper part and the lower part in the analyzer are respectively provided with an analysis part and an analyzer liquid dropping groove, the analyzer is connected with an external heat source or an external power part, the two ends of the dilute liquid adsorbent conveying part are respectively connected with the absorber liquid dropping groove and the analysis part, and the two ends of the concentrated liquid adsorbent conveying part are respectively connected with the analyzer liquid dropping groove and the adsorption part.
Preferably, the adsorber is disposed above the analyzer, the dilute liquid adsorbent conveying component is a dilute liquid adsorbent conveying pipe, two ends of the dilute liquid adsorbent conveying pipe are respectively connected with the adsorber dropping tank and the analyzing component, the concentrated liquid adsorbent conveying component comprises a concentrated liquid adsorbent conveying pipe and concentrated liquid adsorbent conveying equipment disposed on the concentrated liquid adsorbent conveying pipe, and two ends of the concentrated liquid adsorbent conveying pipe are respectively connected with the analyzer dropping tank and the adsorbing component.
Preferably, the adsorption member is an adsorption packing, and the desorption member is a desorption packing.
Preferably, the adsorption component is an adsorption spraying module, and the analysis component is an analysis spraying module.
Preferably, the adsorption spraying module comprises a first main pipe and a plurality of first spray heads arranged on the first main pipe, and one end of the concentrated liquid adsorbent conveying pipe is connected with the first main pipe.
Preferably, the analysis spraying module comprises a second main pipe and a plurality of second spray heads arranged on the second main pipe, and one end of the dilute liquid adsorbent conveying pipe is connected with the second main pipe.
Preferably, the concentrated liquid sorbent delivery device is a water pump.
The invention also provides a method for eliminating the white smoke of the chimney, and the device for eliminating the white smoke of the chimney comprises the following steps:
1) the flue gas after desulfurization and denitrification enters an absorber from a flue gas inlet, the moisture in the flue gas is absorbed by a concentrated liquid adsorbent provided by an adsorption component in the absorber, and meanwhile, heat is released, and the flue gas is dried and then is discharged into the atmosphere through a flue gas outlet and a chimney;
2) the liquid adsorbent absorbing the water with the concentration becoming thin becomes a thin liquid adsorbent and falls into an adsorber liquid falling groove, the thin liquid adsorbent is conveyed into an analyzer through a thin liquid adsorbent conveying component and is arranged on the analyzing component, the thin liquid adsorbent is subjected to heat or power provided by an external heat source or an external power component to enable the concentration of the thin liquid adsorbent to become high-concentration liquid adsorbent, the thin liquid adsorbent penetrates through the analyzing component and falls into the analyzer liquid falling groove, and the thin liquid adsorbent is conveyed into the adsorber through a thick liquid adsorbent conveying component.
Compared with the prior art, the invention has the following technical effects:
according to the device and the method for eliminating the white smoke of the chimney, provided by the invention, the absorber can absorb moisture contained in the smoke out through the liquid adsorbent without reducing the temperature of the smoke, so that the aim of eliminating the white smoke of the chimney is fulfilled. In the resolver, heat or power is provided through an external heat source or an external power component, and then moisture in the liquid adsorbent is resolved out, so that the liquid adsorbent meets the adsorption requirement and is conveyed to the adsorber again. The device simple structure can high-efficiently eliminate chimney white smoke, has avoided the phenomenon of cold and hot offset, has simplified the flue gas flow, has reduced system investment and working costs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a device for eliminating white smoke from a chimney according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a device for eliminating white smoke from a chimney according to a second embodiment of the present invention.
Description of reference numerals: 1. flue gas; 2. an adsorber; 3. adsorbing the filler; 4. a concentrated liquid adsorbent delivery pipe; 5. the absorber falls into the cistern; 6. a chimney; 7. connecting a heat source externally; 8. resolving the filler; 9. a dilute liquid adsorbent delivery pipe; 10. a concentrated liquid adsorbent delivery device; 11. the resolver falls into a liquid tank; 12. a resolver; 13. an adsorption spraying module; 14. and analyzing the spraying module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a device and a method for eliminating chimney white smoke, which can efficiently eliminate the chimney white smoke, avoid the phenomenon of cold and heat offset, simplify the smoke flow and reduce the system investment and the operating cost.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The first embodiment is as follows:
as shown in FIG. 1, the embodiment provides a device for eliminating white smoke from chimney, comprising an adsorber 2, a resolver 12, a dilute liquid adsorbent conveying component and a concentrated liquid adsorbent conveying component, wherein the left and right ends of the adsorber 2 are respectively provided with a flue gas inlet and a flue gas outlet, the flue gas outlet is used for connecting with a chimney 6, the upper part and the lower part in the adsorber 2 are respectively provided with an adsorption component and an adsorber dropping tank 5, the upper part and the lower part in the resolver 12 are respectively provided with a resolving component and a resolver dropping tank 11, the resolver 12 is connected with an external heat source 7 or an external power component, the desorption process is completed by inputting a heat source or power to the desorption device 12, both ends of the dilute liquid adsorbent conveying member are respectively connected with the adsorber dropping tank 5 and the desorption device, and both ends of the concentrated liquid adsorbent conveying member are respectively connected with the desorption device dropping tank 11 and the adsorption device. Specifically, the external power unit in this embodiment is a vacuum device, and analysis can be performed by reducing the ambient pressure without heating.
The adsorber 2 is arranged above the analyzer 12, the dilute liquid adsorbent conveying part is a dilute liquid adsorbent conveying pipe 9, two ends of the dilute liquid adsorbent conveying pipe 9 are respectively connected with the adsorber liquid falling groove 5 and the analysis part, the concentrated liquid adsorbent conveying part comprises a concentrated liquid adsorbent conveying pipe 4 and concentrated liquid adsorbent conveying equipment 10 arranged on the concentrated liquid adsorbent conveying pipe 4, and two ends of the concentrated liquid adsorbent conveying pipe 4 are respectively connected with the analyzer liquid falling groove 11 and the adsorption part.
In the present embodiment, the adsorbing member is adsorbing filler 3, the desorbing member is desorbing filler 8, and specifically, plastics, paper, stainless steel, ceramics, and the like are used for adsorbing filler 3 and desorbing filler 8. The concentrated liquid sorbent delivery device 10 is a water pump.
The embodiment also provides a method for eliminating the white smoke of the chimney, which is based on the device for eliminating the white smoke of the chimney, and the method comprises the following steps:
1) the flue gas 1 after desulfurization and denitrification enters an adsorber 2 from a flue gas inlet, the flue gas 1 passes through an adsorption filler 3 in the adsorber 2, a concentrated liquid adsorbent on the adsorption filler 3 adsorbs moisture in the flue gas 1, heat is released simultaneously, the flue gas 1 becomes dry, the temperature is unchanged or increased simultaneously, and the flue gas is discharged into the atmosphere through a flue gas outlet and a chimney 6, and the phenomenon that the chimney 6 emits white smoke cannot occur because the drying temperature of the flue gas 1 is high;
2) the bottom of the absorber 2 is provided with an absorber liquid falling groove 5, the liquid adsorbent which absorbs the water and has the diluted concentration becomes a diluted liquid adsorbent, passes through the adsorption packing 3 and falls into the absorber liquid falling groove 5, and is conveyed into the resolver 12 through a diluted liquid adsorbent conveying pipe 9 and is arranged on the resolving packing 8, the heat or power provided by an external heat source 7 or an external power part is received, so that the concentration of the diluted liquid adsorbent becomes high to become a concentrated liquid adsorbent, and passes through the resolving packing 8 and falls into the resolver liquid falling groove 11, and the concentrated liquid adsorbent passes through a concentrated liquid adsorbent conveying pipe 4 and is driven by a concentrated liquid adsorbent conveying device 10 to enter the absorber 2 again.
Example two:
as shown in FIG. 2, the present embodiment provides a device for eliminating white smoke from chimney, comprising an adsorber 2, a resolver 12, a dilute liquid adsorbent conveying component and a concentrated liquid adsorbent conveying component, wherein the left and right ends of the adsorber 2 are respectively provided with a flue gas inlet and a flue gas outlet, the flue gas outlet is used for connecting with a chimney 6, the upper part and the lower part in the adsorber 2 are respectively provided with an adsorption component and an adsorber dropping tank 5, the upper part and the lower part in the resolver 12 are respectively provided with a resolver and a resolver dropping tank 11, the resolver 12 is connected with an external heat source 7 or an external power component, the desorption process is completed by inputting a heat source or power to the desorption device 12, both ends of the dilute liquid adsorbent conveying member are respectively connected with the adsorber dropping tank 5 and the desorption device, and both ends of the concentrated liquid adsorbent conveying member are respectively connected with the desorption device dropping tank 11 and the adsorption device.
The adsorber 2 is arranged above the analyzer 12, the dilute liquid adsorbent conveying part is a dilute liquid adsorbent conveying pipe 9, two ends of the dilute liquid adsorbent conveying pipe 9 are respectively connected with the adsorber liquid falling groove 5 and the analysis part, the concentrated liquid adsorbent conveying part comprises a concentrated liquid adsorbent conveying pipe 4 and concentrated liquid adsorbent conveying equipment 10 arranged on the concentrated liquid adsorbent conveying pipe 4, and two ends of the concentrated liquid adsorbent conveying pipe 4 are respectively connected with the analyzer liquid falling groove 11 and the adsorption part.
In the present embodiment, the adsorption component is an adsorption shower module 13, and the analysis component is an analysis shower module 14.
Specifically, the adsorption spraying module 13 includes a first main pipe and a plurality of first nozzles disposed on the first main pipe, and one end of the concentrated liquid adsorbent conveying pipe 4 is connected to the first main pipe.
Specifically, the analysis spraying module 14 includes a second main pipe and a plurality of second nozzles disposed on the second main pipe, and one end of the dilute liquid adsorbent delivery pipe 9 is connected to the second main pipe.
In this embodiment, the concentrated liquid sorbent delivery device 10 is a water pump.
The embodiment also provides a method for eliminating the white smoke of the chimney, which is based on the device for eliminating the white smoke of the chimney, and the method comprises the following steps:
1) the desulfurized and denitrated flue gas 1 enters the adsorber 2 from a flue gas inlet, the flue gas 1 is dried by adsorbing moisture in the flue gas 1 through the first main pipe of the adsorption spraying module 13 and the concentrated liquid adsorbent sprayed from the first spray heads and simultaneously emits heat, the temperature of the flue gas 1 is unchanged or increased, and the flue gas is discharged into the atmosphere through the chimney 6, and the phenomenon that the chimney 6 emits white smoke cannot occur because the flue gas 1 is not only high in drying temperature;
2) the bottom of the absorber 2 is provided with an absorber liquid falling groove 5, the liquid adsorbent which absorbs the water and has the diluted concentration becomes a diluted liquid adsorbent and falls in the absorber liquid falling groove 5, the diluted liquid adsorbent is conveyed into an analyzer 12 through a diluted liquid adsorbent conveying pipe 9 and is arranged on an analysis spraying module 14, the diluted liquid adsorbent is sprayed out from a plurality of second spray heads through a second main pipe of the analysis spraying module 14, the diluted liquid adsorbent is heated to become a concentrated liquid adsorbent by receiving heat or power provided by an external heat source 7 or an external power part and falls in an analyzer liquid falling groove 11, and the concentrated liquid adsorbent passes through a concentrated liquid adsorbent conveying pipe 4 and is driven by a concentrated liquid adsorbent conveying device 10 to enter the absorber 2 again.
Therefore, in the device and the method for eliminating the white smoke of the chimney, the absorber 2 can absorb the moisture contained in the smoke through the liquid adsorbent without reducing the temperature of the smoke, thereby achieving the aim of eliminating the white smoke of the chimney. In the analyzer 12, heat or power is provided by an external heat source 7 or an external power component, and then moisture in the liquid adsorbent is analyzed out, so that the liquid adsorbent meets the adsorption requirement and is conveyed to the adsorber 2 again. The device simple structure can high-efficiently eliminate chimney white smoke, has avoided the phenomenon of cold and hot offset, has simplified the flue gas flow, has reduced system investment and working costs, and energy utilization is efficient, has improved the operational reliability.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. The device for eliminating the white smoke of the chimney is characterized by comprising an absorber, an analyzer, a dilute liquid adsorbent conveying component and a concentrated liquid adsorbent conveying component, wherein a smoke inlet and a smoke outlet are formed in the left end and the right end of the absorber respectively, the smoke outlet is used for being connected with the chimney, an adsorption component and an absorber liquid falling groove are formed in the upper portion and the lower portion of the absorber respectively, an analysis component and an analyzer liquid falling groove are formed in the upper portion and the lower portion of the analyzer respectively, the analyzer is connected with an external heat source or an external power component, the two ends of the dilute liquid adsorbent conveying component are connected with the absorber liquid falling groove and the analysis component respectively, and the two ends of the concentrated liquid adsorbent conveying component are connected with the analyzer liquid falling groove and the adsorption component respectively.
2. The device for eliminating chimney white smoke according to claim 1, wherein the adsorber is disposed above the resolver, the dilute liquid adsorbent delivery unit is a dilute liquid adsorbent delivery pipe, two ends of the dilute liquid adsorbent delivery pipe are respectively connected to the adsorber dropping tank and the resolving unit, the concentrated liquid adsorbent delivery unit comprises a concentrated liquid adsorbent delivery pipe and a concentrated liquid adsorbent delivery device disposed on the concentrated liquid adsorbent delivery pipe, and two ends of the concentrated liquid adsorbent delivery pipe are respectively connected to the resolver dropping tank and the adsorbing unit.
3. The device for eliminating stack white smoke according to claim 2, wherein said adsorbing member is an adsorbing filler and said desorbing member is a desorbing filler.
4. The device for eliminating chimney white smoke according to claim 2, wherein the adsorption means is an adsorption spray module, and the analysis means is an analysis spray module.
5. The device for eliminating the chimney white smoke according to claim 4, wherein the adsorption spraying module comprises a first main pipe and a plurality of first spray nozzles arranged on the first main pipe, and one end of the concentrated liquid adsorbent delivery pipe is connected with the first main pipe.
6. The device for eliminating the chimney white smoke according to claim 4, wherein the desorption spray module comprises a second main pipe and a plurality of second spray heads arranged on the second main pipe, and one end of the dilute liquid adsorbent delivery pipe is connected with the second main pipe.
7. The stack white smoke abatement apparatus of claim 2, wherein the concentrated liquid sorbent delivery device is a water pump.
8. A method for eliminating chimney white smoke, based on the device for eliminating chimney white smoke according to any one of claims 1-7, characterized by comprising the following steps:
1) the flue gas after desulfurization and denitrification enters an absorber from a flue gas inlet, the moisture in the flue gas is absorbed by a concentrated liquid adsorbent provided by an adsorption component in the absorber, and meanwhile, heat is released, and the flue gas is dried and then is discharged into the atmosphere through a flue gas outlet and a chimney;
2) the liquid adsorbent absorbing the water with the concentration becoming thin becomes a thin liquid adsorbent and falls into an adsorber liquid falling groove, the thin liquid adsorbent is conveyed into an analyzer through a thin liquid adsorbent conveying component and is arranged on the analyzing component, the thin liquid adsorbent is subjected to heat or power provided by an external heat source or an external power component to enable the concentration of the thin liquid adsorbent to become high-concentration liquid adsorbent, the thin liquid adsorbent penetrates through the analyzing component and falls into the analyzer liquid falling groove, and the thin liquid adsorbent is conveyed into the adsorber through a thick liquid adsorbent conveying component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010216560.6A CN111330421A (en) | 2020-03-25 | 2020-03-25 | Device and method for eliminating white smoke of chimney |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010216560.6A CN111330421A (en) | 2020-03-25 | 2020-03-25 | Device and method for eliminating white smoke of chimney |
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| CN111330421A true CN111330421A (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010216560.6A Pending CN111330421A (en) | 2020-03-25 | 2020-03-25 | Device and method for eliminating white smoke of chimney |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537303A (en) * | 2009-03-18 | 2009-09-23 | 安徽工业大学 | Solution dehumidification device driven by low-temperature smoke gas |
| CN105363319A (en) * | 2015-12-14 | 2016-03-02 | 山东大学 | Device for increasing superheat degree of smoke obtained after wet desulphurization and use method |
| CN108392975A (en) * | 2018-05-04 | 2018-08-14 | 无锡雪浪环境科技股份有限公司 | A kind of moisture that absorbs carries out de- white wet type fume sweetening device |
| US20190078780A1 (en) * | 2017-09-11 | 2019-03-14 | Bing Ji DONG | Air purification apparatus for coal-fired electric power plant |
| CN208824206U (en) * | 2018-05-18 | 2019-05-07 | 川屹节能科技（上海）有限公司 | The cancellation element of white plume |
| CN208824145U (en) * | 2018-05-18 | 2019-05-07 | 川屹节能科技（上海）有限公司 | The cancellation element of white plume |
| KR20190136522A (en) * | 2018-05-31 | 2019-12-10 | (주) 케이에스엔 | White smoke Reduction Wetting Scrubber |
-
2020
- 2020-03-25 CN CN202010216560.6A patent/CN111330421A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537303A (en) * | 2009-03-18 | 2009-09-23 | 安徽工业大学 | Solution dehumidification device driven by low-temperature smoke gas |
| CN105363319A (en) * | 2015-12-14 | 2016-03-02 | 山东大学 | Device for increasing superheat degree of smoke obtained after wet desulphurization and use method |
| US20190078780A1 (en) * | 2017-09-11 | 2019-03-14 | Bing Ji DONG | Air purification apparatus for coal-fired electric power plant |
| CN108392975A (en) * | 2018-05-04 | 2018-08-14 | 无锡雪浪环境科技股份有限公司 | A kind of moisture that absorbs carries out de- white wet type fume sweetening device |
| CN208824206U (en) * | 2018-05-18 | 2019-05-07 | 川屹节能科技（上海）有限公司 | The cancellation element of white plume |
| CN208824145U (en) * | 2018-05-18 | 2019-05-07 | 川屹节能科技（上海）有限公司 | The cancellation element of white plume |
| KR20190136522A (en) * | 2018-05-31 | 2019-12-10 | (주) 케이에스엔 | White smoke Reduction Wetting Scrubber |
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Application publication date: 20200626 |