CN110833751B - Coke oven flue gas desulfurization is adsorption of tar device in coordination - Google Patents
Coke oven flue gas desulfurization is adsorption of tar device in coordination Download PDFInfo
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- CN110833751B CN110833751B CN201911244398.2A CN201911244398A CN110833751B CN 110833751 B CN110833751 B CN 110833751B CN 201911244398 A CN201911244398 A CN 201911244398A CN 110833751 B CN110833751 B CN 110833751B
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/508—Sulfur oxides by treating the gases with solids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/602—Oxides
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- 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
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Abstract
The invention discloses a coke oven flue gas desulfurization synergistic tar adsorption device, which comprises a tar adsorption tank and a combustion pipe, wherein the bottom of the tar adsorption tank is provided with the combustion pipe, in the operation process, flue gas rises to a combustion mechanism from a threaded base, an external pipeline is connected to a vent, combustible gas is conveyed to a gas jet through a gas conveying pipe, the combustible gas is ignited by discharging of a discharge spark needle, the insufficiently combusted gas in the flue gas is combusted fully continuously, the combusted gas is continuously upwards conveyed into the tar adsorption tank, a tar adsorbent and calcium oxide are respectively placed in an upper adsorption pipe, an extension adsorption pipe and a lower adsorption pipe in the tar adsorption tank and are sprayed by combining water of spraying mechanisms at two sides, calcium sulfite sediment is generated by the reaction of the calcium oxide and sulfur dioxide, tar is absorbed by the tar adsorbent, and the residual gas is continuously upwards discharged through an external pipeline, the flue gas is desulfurized, and simultaneously, a large amount of tar is discharged, thereby avoiding the pollution to the environment.
Description
Technical Field
The invention relates to the technical field of flue gas treatment, in particular to a coke oven flue gas desulfurization and tar adsorption device.
Background
The flue gas refers to the gaseous substance which is produced when the fossil fuel such as coal and the like is burnt and pollutes the environment, because the substance is usually discharged from a flue or a chimney, the process of producing the flue gas is mostly caused by the incomplete combustion because the flue gas is not fully utilized by the fuel, because the temperature is higher, the flue gas can be used as a heat carrier of high-temperature reaction (600-, therefore, it is very necessary to develop a purification device capable of desulfurizing and adsorbing tar.
Disclosure of Invention
The invention aims to provide a coke oven flue gas desulfurization and tar adsorption device, which mainly comprises a tar adsorption tank, an external pipeline and a combustion pipe, wherein in the operation process, flue gas rises to a combustion mechanism from a threaded base, the external pipeline is connected to a vent, combustible gas is conveyed to a gas jet through a gas conveying pipe, the combustible gas is ignited by discharging through a discharge spark needle, the insufficiently combusted gas in the flue gas is combusted fully and continuously, the combusted gas continuously flows upwards into the tar adsorption tank, tar adsorbents and calcium oxide are respectively arranged in an upper adsorption pipe, an extension adsorption pipe and a lower adsorption pipe in the tar adsorption tank and are combined with the water spraying of spraying mechanisms at two sides, calcium sulfite precipitates generated by the reaction of the calcium oxide and sulfur dioxide, tar is absorbed by the tar adsorbents, and dust is precipitated by liquid water, the residual gas is continuously discharged upwards through the external pipeline, so that a large amount of tar is discharged while the flue gas is desulfurized, the environment is prevented from being polluted, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the device for the synergistic adsorption of tar in the flue gas desulfurization of the coke oven comprises a tar adsorption box, an external pipeline and a combustion pipe, wherein the external pipeline is arranged at the top of the tar adsorption box, and the combustion pipe is arranged at the bottom of the tar adsorption box.
The tar adsorption tank comprises a main shell, a thread clamping groove, a thread installation shell, a spraying mechanism, a lower installation opening, a central plate, a fixed bolt group, an isolation filter screen, an upper adsorption pipe, a through hole, an extension adsorption pipe and a lower adsorption pipe, wherein the thread clamping groove is arranged on the inner side of the top of the main shell, the thread installation shell is arranged in the thread clamping groove, the central plate is arranged at the center of the thread installation shell, the isolation filter screen is arranged between the central plate and the thread installation shell, the fixed bolt group is arranged at the center of the central plate, the adsorption pipe is arranged at the lower side of the central plate, a plurality of extension adsorption pipes are arranged at the lower side of the upper adsorption pipe, three groups of extension adsorption pipes are arranged at the same time, the lower side of the extension adsorption pipe is provided with the lower adsorption pipe, the upper adsorption pipe, the extension adsorption pipe and the lower adsorption pipe are provided with a plurality of through holes, and the spraying mechanisms are respectively arranged on the inner walls at two sides of the center of the main shell, the bottom of the main shell is provided with a lower mounting opening.
Spraying mechanism includes inlay card shell, threaded sleeve pipe, sealing washer, inner panel, delivery pump, conveying water pipe, extension pipe base, extension water pipe and sprinkler bead, the right side of inlay card shell is equipped with the threaded sleeve pipe, the threaded sleeve pipe is with the internal junction installation sealing washer of inlay card shell, the left side of inlay card shell is equipped with the inner panel, the right side center department installation delivery pump of inner panel, the right side installation conveying water pipe of delivery pump, the left side of delivery pump is equipped with the extension pipe base, the left side installation extension water pipe of extension pipe base, the terminal installation sprinkler bead of extension water pipe.
The combustion tube comprises a tube shell, an embedded screw, a combustion mechanism, mounting clamping grooves and a threaded base, wherein the embedded screw is arranged at the top of the tube shell, the combustion mechanism is mounted on the inner wall of the tube shell in a clamping and embedding manner, the combustion mechanism is provided with two groups and is respectively located on the inner walls of the two ends of the tube shell, the mounting clamping grooves are formed in the lower end of the outer side of the tube shell, and the threaded base is arranged on the lower side of the mounting clamping grooves.
Burning mechanism includes embedded shell, battery plate, the mouth that charges, discharges spark needle, blow vent, defeated air feed pipe and air jet, be equipped with the battery plate in the upside inner wall of embedded shell, the mouth that charges is connected to the upper right side of battery plate, the spark needle is discharged in the left side installation of battery plate, be connected through connecting wire between battery plate and the mouth that charges and the spark needle that discharges respectively, install the air jet on the embedded shell of spark needle downside that discharges, the most advanced jet-propelled department that is located the air jet of discharging the spark needle, the air feed pipe is failed in the right side installation of air jet.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a coke oven flue gas desulfurization synergistic tar adsorption device which mainly comprises a tar adsorption box, an external pipeline and a combustion pipe, wherein in the operation process, flue gas rises to a combustion mechanism from a threaded base, the external pipeline is connected to a vent, combustible gas is conveyed to a gas jet through a gas conveying pipe, the combustible gas is ignited by discharging through a discharge spark needle, the gas which is insufficiently combusted in the flue gas is fully combusted continuously, the combusted gas continuously flows upwards into the tar adsorption box, a tar adsorbent and calcium oxide are respectively placed in an upper adsorption pipe, an extension adsorption pipe and a lower adsorption pipe in the tar adsorption box and are sprayed by combining water of spraying mechanisms on two sides, wherein the calcium oxide reacts with sulfur dioxide to generate calcium sulfite precipitate, the tar is absorbed by the tar adsorbent, meanwhile, dust is precipitated through liquid water mist, and the residual gas is continuously discharged upwards through the external pipeline, the invention has complete and reasonable structure, and can remove a large amount of tar and avoid environmental pollution while desulfurizing the flue gas.
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 a schematic cross-sectional view of a tar adsorption tank according to the present invention;
FIG. 4 is a schematic cross-sectional view of the adsorption tube according to the present invention;
FIG. 5 is a schematic cross-sectional view of the spray mechanism of the present invention;
FIG. 6 is a schematic cross-sectional view of a burner tube according to the present invention;
fig. 7 is a schematic sectional structure view of the combustion mechanism of the present invention.
In the figure: 1. a tar adsorption tank; 101. a main housing; 102. a threaded clamp groove; 103. installing a shell by screw threads; 104. a spraying mechanism; 1041. the shell is embedded in a clamping manner; 1042. a threaded bushing; 1043. a seal ring; 1044. an inner plate; 1045. a delivery pump; 1046. a water delivery pipe; 1047. an extension tube base; 1048. extending the water pipe; 1049. a spray opening; 105. a lower mounting port; 106. a center plate; 107. a set of fixing bolts; 108. isolating the filter screen; 109. an upper adsorption tube; 1010. a through hole; 1011. extending the adsorption tube; 1012. a lower adsorption tube; 2. connecting a pipeline externally; 3. a combustion tube; 31. a tube housing; 32. a screw is embedded; 33. a combustion mechanism; 331. an embedded shell; 332. a battery plate; 333. a charging port; 334. discharging the spark needle; 335. a vent; 336. a gas delivery pipe; 337. an air jet; 34. installing a clamping groove; 35. a threaded base.
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. 1-2, a coke oven flue gas desulfurization synergistic tar adsorption device comprises a tar adsorption tank 1, an external pipeline 2 and a combustion pipe 3, wherein the external pipeline 2 is installed at the top of the tar adsorption tank 1, and the combustion pipe 3 is installed at the bottom of the tar adsorption tank 1.
Referring to fig. 3-4, the tar adsorption tank 1 includes a main casing 101, a threaded slot 102, a threaded mounting casing 103, a spraying mechanism 104, a lower mounting port 105, a central plate 106, a set of fixing bolts 107, an isolation filter 108, an upper adsorption tube 109, a through hole 1010, an extended adsorption tube 1011 and a lower adsorption tube 1012, the threaded slot 102 is disposed on the inner side of the top of the main casing 101, the threaded mounting casing 103 is disposed in the threaded slot 102, the central plate 106 is disposed at the center of the threaded mounting casing 103, the isolation filter 108 is disposed between the central plate 106 and the threaded mounting casing 103, the set of fixing bolts 107 is disposed at the center of the central plate 106, the upper adsorption tube 109 is disposed at the lower side of the central plate 106, a plurality of extended adsorption tubes 1011 are disposed at the lower side of the upper adsorption tube 109, three sets of extended adsorption tubes 1011 are disposed at the lowest side of the extended adsorption tube 1011, the lower adsorption tubes 109, the extended adsorption tubes 1011 and the lower adsorption tubes 1012 are disposed with a plurality of through holes 1010, the inner walls of two sides of the center of the main casing 101 are respectively provided with a spraying mechanism 104, and the bottom of the main casing 101 is provided with a lower mounting opening 105.
Referring to fig. 5, the spraying mechanism 104 includes a clamping and embedding housing 1041, a threaded sleeve 1042, a sealing ring 1043, an inner plate 1044, a delivery pump 1045, a delivery water pipe 1046, an extension pipe base 1047, an extension water pipe 1048 and a spraying opening 1049, the threaded sleeve 1042 is arranged on the right side of the clamping and embedding housing 1041, the sealing ring 1043 is arranged at the inner connection position of the threaded sleeve 1042 and the clamping and embedding housing 1041, the inner plate 1044 is arranged on the left side of the clamping and embedding housing 1041, the delivery pump 1045 is arranged at the center of the right side of the inner plate 1044, the delivery water pipe 1046 is arranged on the right side of the delivery pump 1045, the extension pipe base 1047 is arranged on the left side of the delivery pump 1045, the extension water pipe 1048 is arranged on the left side of the extension pipe base 1047, and the spraying opening 1049 is arranged at the tail end of the extension water pipe 1048.
Referring to fig. 6, the combustion pipe 3 includes a pipe housing 31, an embedded screw 32, combustion mechanisms 33, mounting slots 34 and a threaded base 35, the embedded screw 32 is disposed on the top of the pipe housing 31, the combustion mechanisms 33 are mounted on the inner wall of the pipe housing 31 in a snap-fit manner, the combustion mechanisms 33 are disposed in two groups and respectively located on the inner walls at two ends of the pipe housing 31, the mounting slots 34 are disposed at the lower end of the outer side of the pipe housing 31, and the threaded base 35 is disposed at the lower side of the mounting slots 34.
Referring to fig. 7, the combustion mechanism 33 includes an embedded case 331, a battery plate 332, a charging port 333, a discharging spark pin 334, a vent hole 335, a delivery pipe 336 and an air vent 337, the battery plate 332 is provided in an upper inner wall of the embedded case 331, the battery plate 332 is connected to the charging port 333 and the discharging spark pin 334 through connection wires, the charging port 333 is connected to a right upper side of the battery plate 332, the discharging spark pin 334 is installed on a left side of the battery plate 332, a tip of the discharging spark pin 334 is located at an air injection position of the air vent 337, the air vent 337 is installed on the embedded case 331 below the discharging spark pin 334, and the delivery pipe 336 is installed on a right side of the air vent 337.
The working principle of the invention is as follows: the invention relates to a coke oven flue gas desulfurization synergistic tar adsorption device, which mainly comprises a tar adsorption box 1, an external pipeline 2 and a combustion pipe 3, wherein in the operation process, flue gas rises to a combustion mechanism 33 from a threaded base 35, an external pipeline is connected to a vent 335, combustible gas is conveyed to a gas jet 337 through a gas conveying pipe 336, the combustible gas is ignited by discharging through a discharge spark needle 334, the insufficiently combusted gas in the flue gas is combusted fully continuously, the combusted gas continuously flows upwards into the tar adsorption box 1, a tar adsorbent and calcium oxide are respectively placed in an upper adsorption pipe 109, an extension adsorption pipe 1011 and a lower adsorption pipe 1012 in the tar adsorption box 1 and are sprayed by combining water of spraying mechanisms 104 at two sides, wherein the calcium oxide reacts with sulfur dioxide to generate calcium sulfite precipitate, tar is absorbed by the tar adsorbent, and dust is settled by liquid water mist, the residual gas is continuously discharged upwards through the external pipeline 2, so that a large amount of tar is discharged while the flue gas is desulfurized, and the pollution to the environment is avoided.
In summary, the following steps: the invention relates to a coke oven flue gas desulfurization synergistic tar adsorption device, which mainly comprises a tar adsorption box 1, an external pipeline 2 and a combustion pipe 3, wherein in the operation process, flue gas rises to a combustion mechanism 33 from a threaded base 35, an external pipeline is connected to a vent 335, combustible gas is conveyed to a gas jet 337 through a gas conveying pipe 336, the combustible gas is ignited by discharging through a discharge spark needle 334, the insufficiently combusted gas in the flue gas is combusted fully continuously, the combusted gas continuously flows upwards into the tar adsorption box 1, a tar adsorbent and calcium oxide are respectively placed in an upper adsorption pipe 109, an extension adsorption pipe 1011 and a lower adsorption pipe 1012 in the tar adsorption box 1 and are sprayed by combining water of spraying mechanisms 104 at two sides, wherein the calcium oxide reacts with sulfur dioxide to generate calcium sulfite precipitate, tar is absorbed by the tar adsorbent, and dust is settled by liquid water mist, the residual gas is continuously discharged upwards through the external pipeline 2, the structure of the invention is complete and reasonable, and a large amount of tar is discharged while the flue gas is desulfurized, thereby avoiding the pollution to the environment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (1)
1. The device for the synergistic adsorption of tar in the flue gas desulfurization of the coke oven is characterized by comprising a tar adsorption tank (1), an external pipeline (2) and a combustion pipe (3), wherein the external pipeline (2) is arranged at the top of the tar adsorption tank (1), and the combustion pipe (3) is arranged at the bottom of the tar adsorption tank (1);
the tar adsorption box (1) comprises a main shell (101), a thread clamping groove (102), a thread installation shell (103), a spraying mechanism (104), a lower installation opening (105), a central plate (106), a fixed bolt group (107), an isolation filter screen (108), an upper adsorption pipe (109), a through hole (1010), an extension adsorption pipe (1011) and a lower adsorption pipe (1012), wherein the thread clamping groove (102) is arranged on the inner side of the top of the main shell (101), the thread installation shell (103) is installed in the thread clamping groove (102), the central plate (106) is installed at the center of the thread installation shell (103), the isolation filter screen (108) is arranged between the central plate (106) and the thread installation shell (103), the fixed bolt group (107) is installed at the center of the central plate (106), the upper adsorption pipe (109) is installed on the lower side of the central plate (106), and a plurality of extension adsorption pipes (1011) are installed on the lower side of the upper adsorption pipe (109), the three groups of the extension adsorption pipes (1011) are arranged, the lower adsorption pipe (1012) is arranged on the lower side of the extension adsorption pipe (1011) on the lowest side, the upper adsorption pipe (109), the extension adsorption pipe (1011) and the lower adsorption pipe (1012) are provided with a plurality of through holes (1010), the inner walls of two sides of the center of the main shell (101) are respectively provided with a spraying mechanism (104), and the bottom of the main shell (101) is provided with a lower mounting hole (105);
the spraying mechanism (104) comprises a clamping and embedding shell (1041), a threaded sleeve (1042), a sealing ring (1043), an inner plate (1044), a delivery pump (1045), a delivery water pipe (1046), an extension pipe base (1047), an extension water pipe (1048) and a spraying opening (1049), a threaded sleeve (1042) is arranged on the right side of the embedded shell (1041), a sealing ring (1043) is arranged at the inner connection part of the threaded sleeve (1042) and the embedded shell (1041), an inner plate (1044) is arranged on the left side of the clamping and embedding shell (1041), a delivery pump (1045) is installed in the center of the right side of the inner plate (1044), a delivery water pipe (1046) is arranged on the right side of the delivery pump (1045), an extension pipe base (1047) is arranged on the left side of the delivery pump (1045), an extension water pipe (1048) is arranged on the left side of the extension pipe base (1047), and a spray nozzle (1049) is arranged at the tail end of the extension water pipe (1048);
the combustion tube (3) comprises a tube shell (31), an embedded screw (32), combustion mechanisms (33), mounting clamping grooves (34) and threaded bases (35), wherein the embedded screw (32) is arranged at the top of the tube shell (31), the combustion mechanisms (33) are mounted on the inner wall of the tube shell (31) in a clamping and embedding manner, two groups of the combustion mechanisms (33) are arranged on the inner walls of two ends of the tube shell (31) respectively, the mounting clamping grooves (34) are arranged at the lower end of the outer side of the tube shell (31), and the threaded bases (35) are arranged at the lower sides of the mounting clamping grooves (34);
burning mechanism (33) are including embedded shell (331), battery board (332), charge mouthful (333), the spark needle that discharges (334), vent (335), carry gas pipe (336) and air jet (337), be equipped with battery board (332) in the upside inner wall of embedded shell (331), charge mouthful (333) are connected to the upper right side of battery board (332), electric spark needle (334) are discharged in the left side installation of battery board (332), battery board (332) and charge mouthful (333) and discharge between spark needle (334) respectively through connecting wire connection, install air jet (337) on embedded shell (331) of electric spark needle (334) downside, the most advanced of discharging spark needle (334) is located the jet-propelled department of air jet (337), air jet (336) are installed on the right side of air jet (337).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911244398.2A CN110833751B (en) | 2019-12-06 | 2019-12-06 | Coke oven flue gas desulfurization is adsorption of tar device in coordination |
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| CN201911244398.2A CN110833751B (en) | 2019-12-06 | 2019-12-06 | Coke oven flue gas desulfurization is adsorption of tar device in coordination |
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| CN110833751B true CN110833751B (en) | 2021-09-03 |
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| CN111672303A (en) * | 2020-06-19 | 2020-09-18 | 安徽天顺环保设备股份有限公司 | Toxic gas removing device and method suitable for dry dust collector |
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| JP2003286020A (en) * | 2002-03-27 | 2003-10-07 | Electric Power Dev Co Ltd | Highly activated active coke powder and manufacturing method thereof |
| US20100239467A1 (en) * | 2008-06-17 | 2010-09-23 | Brent Constantz | Methods and systems for utilizing waste sources of metal oxides |
| CN101822944A (en) * | 2009-12-25 | 2010-09-08 | 浙江天蓝环保技术有限公司 | Flue gas desulfuration system for removing tar in desulfurization solution |
| CN205461790U (en) * | 2016-02-17 | 2016-08-17 | 中国科学院过程工程研究所 | A SOx/NOx control device for coke oven gas cleaning |
| CN107899415B (en) * | 2017-11-10 | 2020-10-02 | 东南大学 | Coke oven flue gas wide-load denitration device |
| CN208975539U (en) * | 2018-07-26 | 2019-06-14 | 南京东大能源工程设计院有限公司 | A kind of flue gases of cock oven low temperature SCR denitration and waste heat recycle integrated apparatus |
| CN209438238U (en) * | 2018-12-28 | 2019-09-27 | 河南绿色九州环保科技股份有限公司 | Incineration flue gas advanced treating feedback device, refuse burning system |
| CN109865397A (en) * | 2019-02-25 | 2019-06-11 | 东莞市盛源石油化工有限公司 | A kind of petrochemical industry waste gas processing method |
| CN109974007B (en) * | 2019-05-03 | 2023-10-13 | 大连惠川环保科技有限公司 | Pyrolysis gas treatment device for organic solid waste and working method thereof |
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Denomination of invention: A synergistic adsorption tar device for desulfurization of coke oven flue gas Effective date of registration: 20230411 Granted publication date: 20210903 Pledgee: Agricultural Bank of China Limited Hanshan County sub branch Pledgor: ANHUI SHUNDA ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980037718 |
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