CN111992022A - Thermal power plant desulfurization system with reduce carbon dioxide and discharge - Google Patents
Thermal power plant desulfurization system with reduce carbon dioxide and discharge Download PDFInfo
- Publication number
- CN111992022A CN111992022A CN202010769096.3A CN202010769096A CN111992022A CN 111992022 A CN111992022 A CN 111992022A CN 202010769096 A CN202010769096 A CN 202010769096A CN 111992022 A CN111992022 A CN 111992022A
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- CN
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- Prior art keywords
- desulfurizing tower
- fixed mounting
- pipe
- power plant
- carbon dioxide
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Links
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 66
- 230000023556 desulfurization Effects 0.000 title claims abstract description 66
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 24
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 20
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 20
- 239000004571 lime Substances 0.000 claims abstract description 20
- 230000003009 desulfurizing effect Effects 0.000 claims description 63
- 230000003647 oxidation Effects 0.000 claims description 16
- 238000007254 oxidation reaction Methods 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 16
- 235000019738 Limestone Nutrition 0.000 abstract description 16
- 239000003546 flue gas Substances 0.000 abstract description 16
- 239000006028 limestone Substances 0.000 abstract description 16
- 239000002893 slag Substances 0.000 abstract description 14
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 239000006071 cream Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000010517 secondary reaction Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- 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
-
- 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
Abstract
The invention relates to the technical field of desulfurization, and discloses a thermal power plant desulfurization system capable of reducing carbon dioxide emission, which comprises a first base and a second base, wherein a first desulfurization tower is fixedly installed at the top of the first base, an air outlet pipe is fixedly installed on the right side of the first desulfurization tower, a lime slurry pipe positioned at the top of the air outlet pipe is fixedly installed on the right side of the first desulfurization tower, and a second desulfurization tower is fixedly installed at the top of the second base. This desulfurization system of thermal power plant with reduce carbon dioxide emission, start through the motor can drive the auger delivery axle, be convenient for carry the lime cream that forms with the mixed liquid of the limestone slurry after the flue gas reaction and carbide slag slurry, and the filter that sets up on the protecting cover, be convenient for filter the mixed liquid of limestone slurry and carbide slag slurry, avoid being carried to the inside of slurry guide pipe by the auger delivery axle, and then overcome prior art lime cream and be not convenient for the exhaust problem.
Description
Technical Field
The invention relates to the technical field of desulfurization, in particular to a desulfurization system for a thermal power plant, which can reduce the emission of carbon dioxide.
Background
Desulfurization, which generally refers to the process of removing sulfur from fuel before combustion and sulfur before emission of flue gas, is one of the important technical measures for preventing and treating atmospheric pollution.
The existing desulfurization technology is widely applied and has the advantage of environmental protection, and for the existing desulfurization system of the thermal power plant, limestone and flue gas are used to react to generate carbon dioxide which is discharged to the atmosphere, but the desulfurization efficiency of the desulfurization mode is lower, the existing desulfurization system of the thermal power plant has insufficient reaction with air and cannot well react with the flue gas, and the existing desulfurization system of the thermal power plant has the advantages that lime paste is not convenient to discharge after reaction and cannot meet the social requirement, so that the desulfurization system of the thermal power plant capable of reducing the carbon dioxide discharge is provided to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a thermal power plant desulfurization system capable of reducing carbon dioxide emission, which has the advantages of facilitating full reaction with flue gas, facilitating discharge of lime paste and improving desulfurization efficiency, and solves the problems that the existing thermal power plant desulfurization system is low in desulfurization efficiency due to the fact that limestone and flue gas react to generate carbon dioxide and the carbon dioxide is discharged to the atmosphere, the existing thermal power plant desulfurization system is insufficient in reaction with air and cannot well react with flue gas, and the lime paste is inconvenient to discharge after the reaction.
(II) technical scheme
In order to achieve the purposes of facilitating full reaction with flue gas, facilitating the discharge of lime paste and improving the desulfurization efficiency, the invention provides the following technical scheme: the utility model provides a thermal power plant desulfurization system with reduce carbon dioxide emission, includes first base and second base, the top fixed mounting of first base has first desulfurizing tower, the right side fixed mounting of first desulfurizing tower has the outlet duct, the right side fixed mounting of first desulfurizing tower has the lime thick liquid pipe that is located the outlet duct top, the top fixed mounting of second base has the second desulfurizing tower, the right side fixed mounting of second desulfurizing tower has the air duct with first desulfurizing tower fixed connection, the top fixed mounting of second desulfurizing tower has the intake pipe, the left side fixed mounting of second desulfurizing tower has the circulating pump, the top fixed mounting of circulating pump has the circulating pipe that extends to the inside of second desulfurizing tower, the bottom fixed mounting of circulating pipe has the shower head that is located the inside of second desulfurizing tower, the inside fixed mounting of second desulfurizing tower has the defogging board that is located the circulating pipe top, the interior bottom fixed mounting of second desulfurizing tower has the thick liquid pond, the top fixed mounting of second base has the oxidation fan that is located the circulating pump front side, the right side fixed mounting of oxidation fan has the oxidation pipe that extends to the inside in thick liquid pond, the inside fixed mounting of second desulfurizing tower has the safety cover that is located the thick liquid pond inside, the left side fixed mounting of second desulfurizing tower has the motor that is located oxidation fan front side, the output shaft department fixed mounting of motor has the spiral delivery axle that extends to the inside and be located the safety cover of second desulfurizing tower, the interior bottom fixed mounting of safety cover has the filter, the left side fixed mounting of first desulfurizing tower has the slurry guide pipe of being connected with second desulfurizing tower right side.
Preferably, the first desulfurization tower is fixedly provided with a slurry inlet pipe communicated with the interior of the lime slurry pipe, and the bottom of the slurry inlet pipe is provided with a slurry inlet hole.
Preferably, the left side and the right side of the air guide pipe are respectively communicated with the interiors of the first desulfurizing tower and the second desulfurizing tower, and the interior of the air inlet pipe is communicated with the interior of the second desulfurizing tower.
Preferably, the top of second base is provided with the first base station that is located the circulating pump bottom, the top of oxidation fan is provided with the second base station that is located first base station front side.
Preferably, one side of the circulating pipe is inserted into the second desulfurization tower, and the five spray headers are equidistantly distributed at the bottom of the circulating pipe.
Preferably, a pipette which penetrates through the second desulfurization tower and extends to the inside of the slurry tank is arranged on the right side of the circulating pump.
Preferably, the top and the bottom of the protective cover are both provided with through holes communicated with the inside of the slurry pool, and the filter plate is positioned inside the through holes at the bottom.
Preferably, the left side and the right side of the slurry guide pipe are respectively communicated with the interiors of the first desulfurization tower and the second desulfurization tower.
(III) advantageous effects
Compared with the prior art, the invention provides a thermal power plant desulfurization system capable of reducing carbon dioxide emission, which has the following beneficial effects:
1. this thermal power plant desulfurization system with reduce carbon dioxide emission, pipette through setting up on the circulating pump, the start-up of the circulating pump of being convenient for can be with the inside mixed liquid of the inside lime stone thick liquid in thick liquid pond and carbide slag thick liquid leading-in to the inside of circulating pipe, and make the mixed liquid of circulating pipe with lime stone thick liquid and carbide slag thick liquid from the inside of shower head in the second desulfurizing tower from last spout down, and from the leading-in flue gas to the inside of second desulfurizing tower of intake pipe, react with the mixed liquid of lime stone thick liquid and carbide slag thick liquid, the air duct that sets up on the second desulfurizing tower, be convenient for with the leading-in inside to first desulfurizing tower of flue gas, and carry out the secondary reaction with the flue gas again from the mixed liquid of lime stone thick liquid that lime slurry liquid pipe got into and carbide slag thick liquid, and then reached full desulfurization's effect.
2. This thermal power plant's desulfurization system with reduce carbon dioxide and discharge, motor through setting up on the second desulfurizing tower, the start-up of the motor of being convenient for can drive the auger delivery axle, be convenient for carry the lime cream that forms with the mixed liquid of the limestone slurry liquid after the flue gas reaction and carbide slag slurry liquid, and the filter that sets up on the protecting cover, be convenient for filter the mixed liquid of limestone slurry liquid and carbide slag slurry liquid, avoid being carried to the inside of slurry guide pipe by the auger delivery axle, and then overcome prior art lime cream and be not convenient for the exhaust problem.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
In the figure: 1 first base, 2 second bases, 3 first desulfurizing towers, 4 outlet pipes, 5 lime slurry pipes, 6 gas guide pipes, 7 second desulfurizing towers, 8 gas inlet pipes, 9 circulating pumps, 10 circulating pipes, 11 spray headers, 12 demisting plates, 13 slurry pools, 14 oxidation fans, 15 oxidation pipes, 16 protective covers, 17 motors, 18 spiral conveying shafts, 19 filter plates and 20 slurry guide pipes.
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.
Referring to fig. 1-3, a thermal power plant desulfurization system capable of reducing carbon dioxide emission comprises a first base 1 and a second base 2, a first desulfurization tower 3 is fixedly installed on the top of the first base 1, an air outlet pipe 4 is fixedly installed on the right side of the first desulfurization tower 3, a lime slurry pipe 5 positioned on the top of the air outlet pipe 4 is fixedly installed on the right side of the first desulfurization tower 3, a slurry inlet pipe communicated with the inside of the lime slurry pipe 5 is fixedly installed inside the first desulfurization tower 3, a slurry inlet hole is formed in the bottom of the slurry inlet pipe, a second desulfurization tower 7 is fixedly installed on the top of the second base 2, the left side and the right side of the air guide pipe 6 are respectively communicated with the inside of the first desulfurization tower 3 and the second desulfurization tower 7, an air guide pipe 6 fixedly connected with the first desulfurization tower 3 is fixedly installed on the right side of the second desulfurization tower 7, an air inlet pipe 8 is fixedly installed on the top of the second desulfurization tower, the inside of the air inlet pipe 8 is communicated with the inside of the second desulfurization tower 7, the left side of the second desulfurization tower 7 is fixedly provided with a circulating pump 9, the top of the second base 2 is provided with a first base station positioned at the bottom of the circulating pump 9, the top of the circulating pump 9 is fixedly provided with a circulating pipe 10 extending to the inside of the second desulfurization tower 7, one side of the circulating pipe 10 is inserted into the inside of the second desulfurization tower 7, the bottom of the circulating pipe 10 is fixedly provided with a spray header 11 positioned inside the second desulfurization tower 7, the spray header 11 is five in number and distributed at the bottom of the circulating pipe 10 in an equidistant manner, the inside of the second desulfurization tower 7 is fixedly provided with a demister 12 positioned at the top of the circulating pipe 10, the inner bottom of the second desulfurization tower 7 is fixedly provided with a slurry pool 13, the right side of the circulating pump 9 is provided with a liquid suction pipe penetrating through the second desulfurization tower 7 and extending to the inside of the slurry pool 13, the top of the second base, the top of the oxidation fan 14 is provided with a second base station positioned at the front side of the first base station, the right side of the oxidation fan 14 is fixedly provided with an oxidation pipe 15 extending to the inside of the slurry pool 13, the inside of the second desulfurizing tower 7 is fixedly provided with a protective cover 16 positioned inside the slurry pool 13, the left side of the second desulfurizing tower 7 is fixedly provided with a motor 17 positioned at the front side of the oxidation fan 14, the output shaft of the motor 17 is fixedly provided with a spiral conveying shaft 18 extending to the inside of the second desulfurizing tower 7 and positioned inside the protective cover 16, the inner bottom of the protective cover 16 is fixedly provided with a filter plate 19, the top and the bottom of the protective cover 16 are both provided with through holes communicated with the inside of the slurry pool 13, and the filter 19 is located the inside of bottom through-hole, and the left side fixed mounting of first desulfurizing tower 3 has the thick liquid pipe 20 of leading of being connected with second desulfurizing tower 7 right side, leads the thick liquid pipe 20 left and right sides and communicates with each other with the inside of first desulfurizing tower 3 and second desulfurizing tower 7 respectively.
In summary, the thermal power plant desulfurization system capable of reducing carbon dioxide emission is convenient for starting the circulating pump 9 by the liquid suction pipe arranged on the circulating pump 9 to introduce the mixed liquid of the limestone slurry and the carbide slag slurry in the slurry tank 13 into the circulating pipe 10, so that the circulating pipe 10 sprays the mixed liquid of the limestone slurry and the carbide slag slurry from the spray header 11 to the inside of the second desulfurizing tower 7 from top to bottom, the flue gas introduced into the second desulfurizing tower 7 from the gas inlet pipe 8 reacts with the mixed liquid of the limestone slurry and the carbide slag slurry, the gas guide pipe 6 arranged on the second desulfurizing tower 7 is convenient for introducing the flue gas into the first desulfurizing tower 3, and the mixed liquid of the limestone slurry and the carbide slag slurry entering from the lime slurry pipe 5 is subjected to secondary reaction with the flue gas, so that the effect of full desulfurization is achieved, and the desulfurization efficiency is effectively improved by the structure.
Through the motor 17 that sets up on the second desulfurizing tower 7, the start-up of the motor 17 of being convenient for can drive the auger delivery axle 18, be convenient for carry the lime cream that forms with the mixed liquid of the limestone slurry liquid after the flue gas reaction and carbide slag slurry liquid, and the filter 19 that sets up on the safety cover 16, be convenient for filter the mixed liquid of limestone slurry liquid and carbide slag slurry liquid, avoid being carried to the inside of leading thick liquid pipe 20 by auger delivery axle 18, and then overcome prior art lime cream and be not convenient for the exhaust problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A thermal power plant desulfurization system with reduced carbon dioxide emissions, comprising a first pedestal (1) and a second pedestal (2), characterized in that: the top fixed mounting of first base (1) has first desulfurizing tower (3), the right side fixed mounting of first desulfurizing tower (3) has outlet duct (4), the right side fixed mounting of first desulfurizing tower (3) has lime thick liquid pipe (5) that are located outlet duct (4) top, the top fixed mounting of second base (2) has second desulfurizing tower (7), the right side fixed mounting of second desulfurizing tower (7) has air duct (6) with first desulfurizing tower (3) fixed connection, the top fixed mounting of second desulfurizing tower (7) has intake pipe (8), the left side fixed mounting of second desulfurizing tower (7) has circulating pump (9), the top fixed mounting of circulating pump (9) has circulating pipe (10) that extends to the inside of second desulfurizing tower (7), the bottom fixed mounting of circulating pipe (10) has shower head (11) that are located the inside of second desulfurizing tower (7), the inside fixed mounting of second desulfurizing tower (7) has defogging board (12) that are located circulating pipe (10) top, the interior bottom fixed mounting of second desulfurizing tower (7) has thick liquid pond (13), the top fixed mounting of second base (2) has oxidation fan (14) that are located circulating pump (9) front side, the right side fixed mounting of oxidation fan (14) has oxidation pipe (15) that extend to thick liquid pond (13) inside, the inside fixed mounting of second desulfurizing tower (7) has safety cover (16) that are located thick liquid pond (13) inside, the left side fixed mounting of second desulfurizing tower (7) has motor (17) that are located oxidation fan (14) front side, the output shaft department fixed mounting of motor (17) has spiral delivery shaft (18) that extend to inside of second desulfurizing tower (7) and be located safety cover (16) inside, the interior bottom fixed mounting of safety cover (16) has filter (19), the left side fixed mounting of first desulfurizing tower (3) has and leads thick liquid pipe (20) of being connected on second desulfurizing tower (7) right side.
2. The thermal power plant desulfurization system with reduced carbon dioxide emissions according to claim 1, characterized in that: the inside fixed mounting of first desulfurizing tower (3) is with the inside slurry inlet pipe that communicates with each other of lime thick liquid pipe (5), and slurry inlet hole has been seted up to slurry inlet pipe's bottom.
3. The thermal power plant desulfurization system with reduced carbon dioxide emissions according to claim 1, characterized in that: the left side and the right side of the air duct (6) are respectively communicated with the inside of the first desulfurizing tower (3) and the inside of the second desulfurizing tower (7), and the inside of the air inlet pipe (8) is communicated with the inside of the second desulfurizing tower (7).
4. The thermal power plant desulfurization system with reduced carbon dioxide emissions according to claim 1, characterized in that: the top of second base (2) is provided with the first base station that is located circulating pump (9) bottom, the top of oxidation fan (14) is provided with the second base station that is located first base station front side.
5. The thermal power plant desulfurization system with reduced carbon dioxide emissions according to claim 1, characterized in that: one side of the circulating pipe (10) is inserted into the second desulfurizing tower (7), and the five spray headers (11) are distributed at the bottom of the circulating pipe (10) at equal intervals.
6. The thermal power plant desulfurization system with reduced carbon dioxide emissions according to claim 1, characterized in that: and a pipette which penetrates through the second desulfurization tower (7) and extends into the slurry pool (13) is arranged on the right side of the circulating pump (9).
7. The thermal power plant desulfurization system with reduced carbon dioxide emissions according to claim 1, characterized in that: the top and the bottom of the protective cover (16) are both provided with through holes communicated with the inside of the slurry pool (13), and the filter plate (19) is positioned inside the through holes at the bottom.
8. The thermal power plant desulfurization system with reduced carbon dioxide emissions according to claim 1, characterized in that: the left side and the right side of the slurry guide pipe (20) are respectively communicated with the interiors of the first desulfurizing tower (3) and the second desulfurizing tower (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769096.3A CN111992022A (en) | 2020-08-03 | 2020-08-03 | Thermal power plant desulfurization system with reduce carbon dioxide and discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769096.3A CN111992022A (en) | 2020-08-03 | 2020-08-03 | Thermal power plant desulfurization system with reduce carbon dioxide and discharge |
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| Publication Number | Publication Date |
|---|---|
| CN111992022A true CN111992022A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010769096.3A Pending CN111992022A (en) | 2020-08-03 | 2020-08-03 | Thermal power plant desulfurization system with reduce carbon dioxide and discharge |
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| CN (1) | CN111992022A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3956456A (en) * | 1971-12-17 | 1976-05-11 | National Gypsum Company | Gypsum calcination |
| CN101844037A (en) * | 2010-06-12 | 2010-09-29 | 上海电力学院 | Tower for flue gas desulfurization in homogeneous air-humidifying method |
| CN204746056U (en) * | 2015-06-11 | 2015-11-11 | 新疆旭日环保股份有限公司 | Energy -efficient type desulfurizing tower |
| CN105709585A (en) * | 2016-01-27 | 2016-06-29 | 广西博世科环保科技股份有限公司 | Double-tower efficient wet desulphurization device |
| CN205903792U (en) * | 2016-08-22 | 2017-01-25 | 哈尔滨蔚蓝环保设备制造有限公司 | Lime stone gypsum method desulphurization unit |
| JP2019069415A (en) * | 2017-10-06 | 2019-05-09 | 中国電力株式会社 | Method for operation of desulfurizer, and desulfurization control apparatus |
| CN209853165U (en) * | 2019-04-13 | 2019-12-27 | 盘锦恒远实业有限公司 | Double-screw conveying device for desulfurized gypsum |
-
2020
- 2020-08-03 CN CN202010769096.3A patent/CN111992022A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3956456A (en) * | 1971-12-17 | 1976-05-11 | National Gypsum Company | Gypsum calcination |
| CN101844037A (en) * | 2010-06-12 | 2010-09-29 | 上海电力学院 | Tower for flue gas desulfurization in homogeneous air-humidifying method |
| CN204746056U (en) * | 2015-06-11 | 2015-11-11 | 新疆旭日环保股份有限公司 | Energy -efficient type desulfurizing tower |
| CN105709585A (en) * | 2016-01-27 | 2016-06-29 | 广西博世科环保科技股份有限公司 | Double-tower efficient wet desulphurization device |
| CN205903792U (en) * | 2016-08-22 | 2017-01-25 | 哈尔滨蔚蓝环保设备制造有限公司 | Lime stone gypsum method desulphurization unit |
| JP2019069415A (en) * | 2017-10-06 | 2019-05-09 | 中国電力株式会社 | Method for operation of desulfurizer, and desulfurization control apparatus |
| CN209853165U (en) * | 2019-04-13 | 2019-12-27 | 盘锦恒远实业有限公司 | Double-screw conveying device for desulfurized gypsum |
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