CN110215814B - Coke oven flue gas desulfurization denitration and waste heat recovery utilize integrated device - Google Patents
Coke oven flue gas desulfurization denitration and waste heat recovery utilize integrated device Download PDFInfo
- Publication number
- CN110215814B CN110215814B CN201910552751.7A CN201910552751A CN110215814B CN 110215814 B CN110215814 B CN 110215814B CN 201910552751 A CN201910552751 A CN 201910552751A CN 110215814 B CN110215814 B CN 110215814B
- Authority
- CN
- China
- Prior art keywords
- desulfurization
- layer
- evaporation chamber
- bottom end
- dust removal
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/025—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 adsorption, e.g. preparative gas chromatography with wetted adsorbents; Chromatography
-
- 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
- B01D53/343—Heat recovery
-
- 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
-
- 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
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention discloses a desulfurization, denitrification and waste heat recycling integrated device for flue gas of a coke oven, wherein a third fan is communicated with an evaporation chamber through a pipeline, water vapor is liquefied through a condensing plate and sequentially enters a desulfurization layer and a denitrification layer, after desulfurization is completed in the denitrification layer in an auxiliary way, water is heated and vaporized again, and then the gas after desulfurization and denitrification is conveyed to the bottom end of the evaporation chamber through the third fan to heat the evaporation chamber, so that waste heat generated in the desulfurization and denitrification process is introduced into the evaporation chamber through the pipeline to accelerate evaporation of the evaporation chamber, further the waste heat generated in the desulfurization and denitrification process is effectively utilized, the evaporation time of the evaporation chamber is effectively reduced, the evaporated steam is brought into a box body again through the first fan to form circulation, the influence of impurities in the evaporation chamber on the desulfurization and denitrification effect is effectively avoided, and the efficiency and the quality of desulfurization and denitrification are effectively improved, and reduces the waste and unnecessary consumption of energy.
Description
Technical Field
The invention belongs to the technical field of application of coke oven flue gas desulfurization and denitrification integrated devices, and particularly relates to a coke oven flue gas desulfurization and denitrification and waste heat recovery integrated device.
Background
The integrated process for desulfurization and denitrification of flue gas can realize the removal of SO in the whole system2、NO2And the dust removal technology can reduce the generation of waste gas and waste, and further effectively improve the pollution of enterprises to the environment, so that the integrated process for flue gas desulfurization and denitration is more and more emphasized by the enterprises.
The whole system of the existing coke oven flue gas desulfurization and denitrification device needs a plurality of working procedures, so the structure of the existing coke oven flue gas desulfurization and denitrification device needs to occupy a large amount of use space, and a large amount of installation cost needs to be invested during early installation; the existing coke oven flue gas desulfurization and denitrification device generally feeds the coke oven flue gas into a dust removal device for desulfurization and denitrification treatment, so that the waste heat generated in the desulfurization and denitrification process can not be recycled, and resources are wasted; the existing coke oven flue gas desulfurization and denitrification device directly collects deposited dust through a dust filter bag during dust removal, and the dust filter bag needs to be cleaned regularly, is not beneficial to long-time operation of desulfurization and denitrification, and does not meet the use requirement.
Disclosure of Invention
The invention aims to provide a coke oven flue gas desulfurization and denitrification and waste heat recovery integrated device, which aims to solve the problems that the whole system of the existing coke oven flue gas desulfurization and denitrification device needs a plurality of working procedures, so that the structure of the coke oven flue gas desulfurization and denitrification device needs to occupy a large amount of use space, and a large amount of installation cost needs to be invested during early installation; the existing coke oven flue gas desulfurization and denitrification device generally feeds the coke oven flue gas into a dust removal device for desulfurization and denitrification treatment, so that the waste heat generated in the desulfurization and denitrification process can not be recycled, and resources are wasted; the existing coke oven flue gas desulfurization and denitrification device directly collects deposited dust through a dust-removing filter bag during dust removal, and the dust-removing filter bag needs to be cleaned regularly, so that the technical problem of long-time operation of desulfurization and denitrification is not facilitated.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a coke oven flue gas SOx/NOx control and waste heat recovery utilize integrated device, includes: the device comprises a treatment box for desulfurization and denitrification, a dust removal bag positioned at one end of the treatment box and used for removing dust from the flue gas of the coke oven, and an evaporation chamber positioned at one end of the dust removal bag and used for recycling waste heat for evaporation;
the bottom end of the treatment box is communicated with the bottom end of the evaporation chamber through a guide pipe, the treatment box comprises a condensation plate, a desulfurization layer and a denitration layer, the condensation plate is fixedly connected with the box body of the treatment box through bolts, the desulfurization layer and the denitration layer are sequentially arranged at the bottom end of the condensation plate, the desulfurization layer and the denitration layer are both fixedly connected with the box body, a water vapor separation layer is arranged at the bottom end of the denitration layer, a third fan is arranged at the bottom end of the box body, and the third fan is communicated with the evaporation chamber through a pipeline;
the dust removing bag comprises a shell, an active carbon adsorption layer, dust removing filter bags and vibration exciters, wherein one end of the shell is communicated with a second fan through a fourth guide pipe, one end of the second fan is communicated with a second motor, the top end of the second fan is provided with an air inlet pipe, the air inlet pipe is communicated with an exhaust pipeline of a coke oven flue through the guide pipe, the lower end of the shell is fixedly provided with the active carbon adsorption layer through bolts, the top end of the active carbon adsorption layer is provided with a plurality of dust removing filter bags at equal intervals, the top ends of the dust removing filter bags are fixedly connected with an installation plate through positioning pins, the installation plate is fixedly connected with a light plate through bolts, the light plate is fixedly connected with the inner wall of the shell through bolts, the top end of the light plate is horizontally provided with an air pipe, the air pipe blows out filtered gas through a clean, the support table is fixedly connected with the shell through bolts.
As a further scheme of the invention, the bottom end of the shell is symmetrically provided with the ash hoppers which are V-shaped grooves, the bottom end of each ash hopper is provided with the ash outlet, and the bottom end of each ash outlet is detachably arranged with the ash deposition box through the clamp.
As a further scheme of the invention, a plurality of spray heads are arranged at the top end of the condensation plate, the spray heads penetrate through the box body and extend upwards, and an air box is arranged at the top end of each spray head.
As a further scheme of the invention, the bottom end of the supporting platform is provided with a buffer mechanism, the buffer mechanism comprises an elastic column and a compression spring, wherein the bottom end of the elastic column is fixedly connected with the base support through a bolt, the base support is in an I-shaped structure, the elastic column penetrates through the supporting plate to extend upwards, and the top end of the elastic column is fixedly connected with the supporting plate through a fixing bolt.
As a further scheme of the invention, a compression spring is arranged between the support plate and the base support, and the top end of the compression spring is welded and fixed with the support plate.
As a further scheme of the invention, two ends of the treatment box are both connected with conveying pipes through bolts, one end of each conveying pipe is communicated with a third guide pipe, and the third guide pipe is communicated with the second guide pipe through a tap changer.
As a further scheme of the invention, the top end of the evaporation chamber is communicated with the water storage tank through a pipeline, the bottom end of the water storage tank is communicated with a plurality of first guide pipes, the first guide pipes are communicated with the air box, and one end of the air box is fixedly provided with a first motor through a bolt.
As a further scheme of the invention, a plurality of movable plates are arranged at one end of the dust removal bag at equal intervals, a clamping plate is arranged at one end of each movable plate and fixedly connected with the corresponding movable plate, so that the movable connection between the movable plates and the dust removal bag can be realized by the clamping plate, and a plurality of rib plates for increasing the bearing capacity are vertically arranged at one end of the dust removal bag through bolts.
The use method of the integrated equipment specifically comprises the following steps:
the method comprises the following steps that firstly, the bottom end of a treatment box is communicated with the bottom end of an evaporation chamber through a guide pipe, a condensing plate is fixedly connected with the inner wall of a box body of the treatment box through a bolt, a desulfurization layer and a denitration layer are sequentially arranged at the bottom end of the condensing plate, so that the desulfurization layer and the denitration layer are both fixedly connected with the box body, a water vapor separation layer is arranged at the bottom end of the denitration layer, a third fan is arranged at the bottom end of the box body, and the third fan is communicated with the evaporation chamber through a pipeline;
secondly, one end of the shell is communicated with a second fan through a fourth guide pipe, the lower end of the shell is fixedly provided with an activated carbon adsorption layer through a bolt, a plurality of dust removal filter bags are arranged at equal intervals on the top end of the activated carbon adsorption layer, the top ends of the dust removal filter bags are fixedly connected with an installation plate through positioning pins, one end of the activated carbon adsorption layer is provided with a vibration exciter, the vibration exciter is connected with a support platform through a bolt, and the support platform is fixedly connected with the shell through a bolt;
thirdly, starting a second motor to enable the coke oven flue gas to pass through a fourth guide pipe and further to the bottom end of the dust removal bag, enabling the coke oven flue gas to sequentially pass through an activated carbon adsorption layer and a dust removal filter bag for particle adsorption, and sending the purified gas into a treatment box through a gas purification outlet through a gas pipe for desulfurization and denitrification treatment;
the fourth step, open first motor, first motor passes through the top that the water in bellows will store water in the water tank introduced the box through first pipe, and then on introducing the condensation plate with water through the shower nozzle, steam passes through the condensation plate liquefaction, and in getting into desulfurization layer and denitration layer in proper order, water after the condensation is from supplementary completion desulfurization in the denitration layer after, moisture is heated the vaporization once more and is carried the bottom to the evaporating chamber through the third fan along with the gas after SOx/NOx control through the third fan, with heat in to the evaporating chamber.
The invention has the beneficial effects that:
1. the invention relates to a desulfurization, denitrification and waste heat recycling integrated device for coke oven flue gas, wherein a third fan is communicated with an evaporation chamber through a pipeline, when a spray head conveys evaporated steam to the top end of a box body through the pipeline, the steam is liquefied through a condensing plate and sequentially enters a desulfurization layer and a denitrification layer, after desulfurization is completed in an auxiliary way from the denitrification layer, moisture is heated and vaporized again, the gas after desulfurization and denitrification is conveyed to the bottom end of the evaporation chamber through the third fan together, the evaporation chamber is further heated, the vaporization of the moisture in the evaporation chamber is accelerated, so that the waste heat generated in the desulfurization and denitrification process is connected into the evaporation chamber through the pipeline, the evaporation of the evaporation chamber is accelerated, the waste heat generated in the desulfurization and denitrification process is effectively utilized, the evaporation time of the evaporation chamber is effectively reduced, the evaporated steam is brought into the box body again through a first fan to form circulation, make SOx/NOx control's waste heat can be used for evaporating the medium in the evaporating chamber, effectually avoided the impurity in the evaporating chamber to carry out the effect that influences SOx/NOx control in the box, and then effectual SOx/NOx control's efficiency and quality of having improved, and reduced the waste and the unnecessary consumption of the energy.
2. The invention relates to a coke oven flue gas desulfurization, denitrification and waste heat recycling integrated device, wherein a second motor is started, coke oven flue gas enters a fourth guide pipe through a second fan and then enters the bottom end of a shell, the coke oven flue gas sequentially passes through an active carbon adsorption layer and a dust removal filter bag for particle adsorption, purified gas is sent into a treatment box through a gas purification outlet through a gas pipe for desulfurization and denitrification treatment, after the dust removal bag runs for a certain time, a vibration exciter is started, the vibration exciter transmits exciting force to the active carbon adsorption layer and the dust removal filter bag through the shell, so that the active carbon adsorption layer and the dust removal filter bag vibrate, accumulated dust adsorbed on the active carbon adsorption layer and the dust removal filter bag is shaken off and enters a dust outlet along a dust hopper, the accumulated dust on the active carbon adsorption layer and the dust removal filter bag can be periodically cleaned through the vibration exciter, the frequency of periodical manual disassembly and cleaning of the active carbon adsorption layer and the dust removal filter bag is effectively reduced, avoided influencing dust collection efficiency because of active carbon adsorption layer and dust removal filter bag deposition are too much, and then improved the efficiency of whole SOx/NOx control technology greatly, through setting up the active carbon adsorption layer, make the active carbon adsorption layer can adsorb the great granule in the coke oven flue in advance, and the active carbon adsorption layer when receiving the exciting force of vibration exciter, shake adsorbed granule more easily on falling to the ash bucket, and then reduced the dust removal pressure of dust removal filter bag, also improved dust removal effect simultaneously.
3. According to the integrated device for desulfurization, denitrification and waste heat recovery of the flue gas of the coke oven, the compression spring is arranged between the supporting plate and the base support, the top end of the compression spring is welded and fixed with the supporting plate, when the vibration exciter is started, the vibration exciter transmits the exciting force to the elastic column through the supporting plate, and the exciting force is buffered through the elastic column and the compression spring, so that the vibration exciter is not in hard contact with the shell, the direct hard action of the exciting force generated by the vibration exciter on the shell is reduced, and further the damage to the shell is caused.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of an integrated device for desulfurization, denitrification and waste heat recovery of coke oven flue gas.
FIG. 2 is a left side view of the integrated device for desulfurization, denitrification and waste heat recovery of the coke oven flue gas.
FIG. 3 is a top view of the integrated device for desulfurization, denitrification and waste heat recovery of coke oven flue gas.
Fig. 4 is a schematic view of the internal structure of the dust removing bag of the present invention.
Fig. 5 is a schematic structural diagram of the buffering mechanism of the present invention.
FIG. 6 is a schematic view showing the internal structure of the treatment tank of the present invention.
In the figure: 1. a treatment tank; 101. a box body; 102. a spray head; 103. a condensing plate; 104. a desulfurization layer; 105. a denitration layer; 106. a water vapor separation layer; 107. a third fan; 2. a dust removal bag; 201. a housing; 202. an ash hopper; 203. an ash outlet; 204. an activated carbon adsorption layer; 205. a light panel; 206. a dust removal filter bag; 207. mounting a plate; 208. an air tube; 209. a purified gas outlet; 210. a vibration exciter; 211. a support table; 3. an evaporation chamber; 4. a buffer mechanism; 401. a base support; 402. an elastic column; 403. a support plate; 404. a compression spring; 405. fixing the bolt; 5. a first fan; 6. a water storage tank; 7. a first conduit; 8. an air box; 9. a first motor; 10. a second conduit; 11. a third conduit; 12. a delivery pipe; 13. a movable plate; 14. a splint; 15. an ash accumulation box; 16. a second fan; 17. a second motor; 18. a rib plate; 19. an air inlet pipe; 20. a fourth conduit.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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. 1-6, a coke oven flue gas desulfurization, denitrification and waste heat recovery integrated device comprises: the device comprises a treatment box 1 for desulfurization and denitrification, a dust removal bag 2 which is arranged at one end of the treatment box 1 and used for removing dust from the flue gas of the coke oven, and an evaporation chamber 3 which is arranged at one end of the dust removal bag 2 and used for recycling waste heat for evaporation.
The bottom end of the treatment box 1 is communicated with the bottom end of the evaporation chamber 3 through a guide pipe, the treatment box 1 comprises a condensation plate 103, a desulfurization layer 104 and a denitration layer 105, the condensation plate 103 is fixedly connected with the box body 101 of the treatment box 1 through bolts, the bottom end of the condensation plate 103 is sequentially provided with the desulfurization layer 104 and the denitration layer 105, the desulfurization layer 104 and the denitration layer 105 are both fixedly connected with the box body 101, the bottom end of the denitration layer 105 is provided with a water vapor separation layer 106, the bottom end of the box body 101 is provided with a third fan 107, the third fan 107 is communicated with the evaporation chamber 3 through a pipeline, when the spray head 102 conveys evaporated water vapor to the top end of the box body 101 through a pipeline, the water vapor is liquefied through the condensation plate 103 and sequentially enters the desulfurization layer 104 and the denitration layer 105, after the desulfurization is completed from the denitration layer 105 in an auxiliary manner, the moisture is heated again, and then is conveyed to the bottom end of the evaporation chamber 3 through the third fan, and then heat in the evaporating chamber 3, moisture vaporization in the evaporating chamber 3 with higher speed, thereby pass through the pipeline with the waste heat that SOx/NOx control in-process produced and insert evaporating chamber 3, the evaporation of evaporating chamber 3 with higher speed, and then the effectual waste heat that produces that has utilized among the SOx/NOx control technology, the effectual evaporating time that reduces evaporating chamber 3, through evaporating chamber 3, bring the steam after will evaporating into box 101 formation circulation once more through first fan 5, make the waste heat of SOx/NOx control can be used for evaporating the medium in the evaporating chamber 3, the effectual impurity of having avoided in the evaporating chamber 3 carries out the effect that influences SOx/NOx control in the box 101, and then the effectual efficiency and the quality that has improved SOx/NOx control, and the waste and the unnecessary consumption of the energy have been reduced.
The dust removing bag 2 comprises a shell 201, an activated carbon adsorption layer 204, a dust removing filter bag 206 and a vibration exciter 210, wherein one end of the shell 201 is communicated with a second fan 16 through a fourth conduit 20, one end of the second fan 16 is communicated with a second motor 17, the top end of the second fan 16 is provided with an air inlet pipe 19, the air inlet pipe 19 is communicated with an exhaust pipeline of a coke oven flue through a conduit, the lower end of the shell 201 is fixedly provided with the activated carbon adsorption layer 204 through bolts, the top end of the activated carbon adsorption layer 204 is provided with a plurality of dust removing filter bags 206 at equal intervals, the top ends of the plurality of dust removing filter bags 206 are fixedly connected with a mounting plate 207 through positioning pins, the mounting plate 207 is fixedly connected with an optical plate 205 through bolts, the optical plate 205 is fixedly connected with the inner wall of the shell 201 through bolts, the top end of the optical plate 205 is horizontally provided with an air pipe 208, the air pipe 208 blows out, the vibration exciter 210 is connected with the support table 211 through bolts, the support table 211 is fixedly connected with the housing 201 through bolts, when the second motor 17 is started, the coke oven flue gas enters the fourth guide pipe 20 through the second fan 16 and then enters the bottom end of the housing 201, the coke oven flue gas sequentially passes through the activated carbon adsorption layer 204 and the dust removal filter bag for particle adsorption, and the purified gas is sent into the processing box 1 through the clean gas outlet 209 for desulfurization and denitrification processing through the gas pipe 208, after the dust removal bag 2 runs for a certain time, the vibration exciter 210 is started, the vibration exciter 210 transmits the exciting force to the activated carbon adsorption layer 204 and the dust removal filter bag 206 through the housing 201, so that the activated carbon adsorption layer 204 and the dust removal filter bag 206 vibrate, and the accumulated dust adsorbed on the activated carbon adsorption layer 204 and the dust removal filter bag 206 is shaken off and enters the dust outlet 203 along the dust hopper 202, and the accumulated dust on the activated carbon adsorption layer 204 and the dust removal filter bag 206 can be cleaned through the vibration exciter 210 periodically, the effectual activated carbon adsorption layer 204 and the dust bag 206 that have reduced need regularly artifical the number of times of dismantling the clearance, avoided influencing dust collection efficiency because of activated carbon adsorption layer 204 and dust bag 206 deposition are too much, and then improved the efficiency of whole SOx/NOx control technology greatly, through setting up activated carbon adsorption layer 204, make activated carbon adsorption layer 204 can adsorb the great granule in the coke oven flue in advance, and activated carbon adsorption layer 204 is when receiving the exciting force of vibration exciter 210, shake adsorbed granule more easily on falling to ash bucket 202, and then reduced the dust removal pressure of dust bag 206, the dust removal effect has also been improved simultaneously.
The bottom symmetry of shell 201 is provided with ash bucket 202, and ash bucket 202 is the V-arrangement groove, and the bottom of ash bucket 202 is provided with ash hole 203, and the clamp is passed through to ash hole 203's bottom and the detachable installation of deposition case 15.
The top of the condensation plate 103 is provided with a plurality of nozzles 102, the plurality of nozzles 102 extend upwards through the box 101, and the top of the nozzles 102 is provided with the bellows 8.
The bottom end of the support table 211 is provided with a buffer mechanism 4, the buffer mechanism 4 comprises an elastic column 402 and a compression spring 404, wherein, the bottom end of the elastic column 402 is fixedly connected with the base bracket 401 through a bolt, the base bracket 401 is in an I-shaped structure, the penetrating supporting plate 403 of the elastic column 402 extends upwards, the top end of the elastic column 402 is fixedly connected with the supporting plate 403 through a fixing bolt 405, a compression spring 404 is arranged between the supporting plate 403 and the base bracket 401, the top end of the compression spring 404 is welded and fixed with the supporting plate 403, and when the exciter 210 is activated, the exciter 210 transmits an exciting force to the elastic columns 402 through the support plate 403, and then the elastic column 402 and the compression spring 404 buffer the excitation force, so that the vibration exciter 210 is not in hard contact with the shell 201, and the direct hard action of the excitation force generated by the vibration exciter 210 on the shell 201 is reduced, and further the damage to the shell 201 is caused.
Both ends of the treatment box 1 are connected with a delivery pipe 12 through bolts, one end of the delivery pipe 12 is communicated with a third conduit 11, and the third conduit 11 is communicated with a second conduit 10 through a tap.
The top of evaporating chamber 3 is passed through the pipeline and is linked together with storage water tank 6, the bottom intercommunication of storage water tank 6 has a plurality of first pipes 7, a plurality of first pipes 7 and bellows 8 intercommunication, bolt fixed mounting has first motor 9 through bellows 8's one end, when opening first motor 9, first motor 9 passes through bellows 8 and introduces the top of box 101 with the water in the storage water tank 6 through first pipe 7, and then introduce condenser plate 103 with water through shower nozzle 102 on, the vapor of evaporation keeps in through storage water tank 6 in the evaporating chamber 3, the impurity of aquatic has just been got rid of behind that evaporation to the water in the evaporating chamber 3, and keep in through storage water tank 6, so that when carrying out SOx/NOx control technology, can in time provide washing water for in the box 101.
A plurality of movable plates 13 are arranged at one end of the dust removal bag 2 at equal intervals, a clamping plate 14 is arranged at one end of each movable plate 13, the clamping plate 14 is fixedly connected with the corresponding movable plate 13, the clamping plate 14 can movably connect the movable plates 13 with the dust removal bag 2, and a plurality of rib plates 18 for increasing the bearing capacity are vertically arranged at one end of the dust removal bag 2 through bolts.
The use method of the integrated equipment specifically comprises the following steps:
firstly, communicating the bottom end of a treatment box 1 with the bottom end of an evaporation chamber 3 through a guide pipe, fixedly connecting a condensing plate 103 with the inner wall of a box body 101 of the treatment box 1 through bolts, sequentially arranging a desulfurization layer 104 and a denitration layer 105 at the bottom end of the condensing plate 103, enabling the desulfurization layer 104 and the denitration layer 105 to be fixedly connected with the box body 101, arranging a water vapor separation layer 106 at the bottom end of the denitration layer 105, arranging a third fan 107 at the bottom end of the box body 101, and communicating the third fan 107 with the evaporation chamber 3 through a pipeline;
secondly, one end of the shell 201 is communicated with the second fan 16 through a fourth conduit 20, the lower end of the shell 201 is fixedly installed with an activated carbon adsorption layer 204 through bolts, a plurality of dust removal filter bags 206 are arranged at equal intervals at the top end of the activated carbon adsorption layer 204, so that the top ends of the dust removal filter bags 206 are fixedly connected with an installation plate 207 through positioning pins, a vibration exciter 210 is arranged at one end of the activated carbon adsorption layer 204, so that the vibration exciter 210 is connected with a support table 211 through bolts, and the support table 211 is fixedly connected with the shell 201 through bolts;
thirdly, the second motor 17 is started, so that the coke oven flue gas passes through the fourth conduit 20 and further passes through the bottom end of the dust removal bag 2, the coke oven flue gas sequentially passes through the activated carbon adsorption layer 204 and the dust removal filter bag for particle adsorption, and the purified gas is sent into the treatment box 1 through the purified gas outlet 209 through the gas pipe 208 for desulfurization and denitrification treatment;
the fourth step, open first motor 9, first motor 9 passes through the top that box 101 was introduced through first pipe 7 to the water in the bellows 8 with storage water tank 6, and then introduce water on the condensing plate 103 through shower nozzle 102, steam passes through the liquefaction of condensing plate 103, and get into in desulfurization layer 104 and denitration layer 105 in proper order, water after the condensation is from the supplementary desulfurization back of accomplishing in denitration layer 105, moisture is heated the vaporization once more and is carried the bottom to evaporating chamber 3 through third fan 107 along with the gas after the SOx/NOx control through third fan 107 together, with heat in to evaporating chamber 3.
When the invention is used, the third fan 107 is communicated with the evaporation chamber 3 through a pipeline, when the spray head 102 conveys the evaporated steam to the top end of the box body 101 through the pipeline, the steam is liquefied through the condensing plate 103 and sequentially enters the desulfurization layer 104 and the denitrification layer 105, after the desulfurization is completed from the denitrification layer 105, the water is heated and vaporized again, and then the gas after the desulfurization and denitrification is conveyed to the bottom end of the evaporation chamber 3 through the third fan 107 together with the gas after the desulfurization and denitrification, so as to heat the evaporation chamber 3 and accelerate the vaporization of the water in the evaporation chamber 3, thereby connecting the waste heat generated in the desulfurization and denitrification process into the evaporation chamber 3 through the pipeline, accelerating the evaporation of the evaporation chamber 3, further effectively utilizing the waste heat generated in the desulfurization and denitrification process, effectively reducing the evaporation time of the evaporation chamber 3, evaporating the evaporated steam through the evaporation chamber 3, and bringing the evaporated steam into the box body 101 again through the first fan 5 to form a cycle, the waste heat of desulfurization and denitrification can be used for evaporating the medium in the evaporation chamber 3, so that the effect of desulfurization and denitrification influenced by impurities in the evaporation chamber 3 in the box body 101 is effectively avoided, the efficiency and quality of desulfurization and denitrification are effectively improved, and the waste of energy and unnecessary consumption are reduced;
the second motor 17 is started, the coke oven flue gas enters the fourth conduit 20 through the second fan 16 and then enters the bottom end of the housing 201, the coke oven flue gas sequentially passes through the activated carbon adsorption layer 204 and the dust filter bag for particle adsorption, and the purified gas is sent into the treatment box 1 through the gas outlet 209 for desulfurization and denitrification treatment through the gas pipe 208, when the dust filter bag 2 runs for a certain time, the vibration exciter 210 is started, the vibration exciter 210 transmits exciting force to the activated carbon adsorption layer 204 and the dust filter bag 206 through the housing 201, so that the activated carbon adsorption layer 204 and the dust filter bag 206 vibrate, and then the accumulated dust adsorbed on the activated carbon adsorption layer 204 and the dust filter bag 206 is shaken off and enters the dust outlet 203 along the dust hopper 202, and further the accumulated dust on the activated carbon adsorption layer 204 and the dust filter bag 206 can be cleaned through the vibration exciter in the dust outlet 210 regularly, thereby effectively reducing the times that the activated carbon adsorption layer 204 and the dust filter bag 206 need to be periodically manually disassembled and cleaned, the influence on the dust removal efficiency caused by excessive dust deposition of the activated carbon adsorption layer 204 and the dust removal filter bag 206 is avoided, so that the efficiency of the whole desulfurization and denitrification process is greatly improved, the activated carbon adsorption layer 204 can adsorb larger particles in a flue of a coke oven in advance by arranging the activated carbon adsorption layer 204, and the adsorbed particles are more easily shaken down onto the dust hopper 202 when the activated carbon adsorption layer 204 is subjected to the exciting force of the vibration exciter 210, so that the dust removal pressure of the dust removal filter bag 206 is reduced, and the dust removal effect is also improved;
be provided with compression spring 404 between backup pad 403 and the base support 401, compression spring 404's top and backup pad 403 welded fastening, and then when vibration exciter 210 started, vibration exciter 210 transmitted exciting force to elastic column 402 through backup pad 403, and then cushioned exciting force through elastic column 402 and compression spring 404 for vibration exciter 210 and shell 201 non-hard contact have reduced the direct hard action in shell 201 of exciting force that vibration exciter 210 produced, and then have led to the fact the damage to shell 201.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (1)
1. The utility model provides a coke oven flue gas SOx/NOx control and waste heat recovery utilize integrated device which characterized in that includes: the device comprises a treatment box (1) for desulfurization and denitrification, a dust removal bag (2) which is positioned at one end of the treatment box (1) and is used for removing dust from the flue gas of the coke oven, and an evaporation chamber (3) which is positioned at one end of the dust removal bag (2) and is used for recycling waste heat for evaporation;
the bottom end of the treatment box (1) is communicated with the bottom end of the evaporation chamber (3) through a guide pipe, the treatment box (1) comprises a condensing plate (103), a desulfurization layer (104) and a denitration layer (105), the condensing plate (103) is fixedly connected with the box body (101) of the treatment box (1) through bolts, the bottom end of the condensing plate (103) is sequentially provided with the desulfurization layer (104) and the denitration layer (105), the desulfurization layer (104) and the denitration layer (105) are fixedly connected with the box body (101), the bottom end of the denitration layer (105) is provided with a water vapor separation layer (106), the bottom end of the box body (101) is provided with a third fan (107), and the third fan (107) is communicated with the evaporation chamber (3) through a pipeline;
the dust removal bag (2) comprises a shell (201), an active carbon adsorption layer (204), dust removal filter bags (206) and a vibration exciter (210), wherein one end of the shell (201) is communicated with a second fan (16) through a fourth conduit (20), one end of the second fan (16) is communicated with a second motor (17), an air inlet pipe (19) is arranged at the top end of the second fan (16), the air inlet pipe (19) is communicated with an exhaust pipeline of a coke oven flue through a conduit, the active carbon adsorption layer (204) is fixedly arranged at the lower end of the shell (201) through a bolt, a plurality of dust removal filter bags (206) are arranged at equal intervals at the top end of the active carbon adsorption layer (204), the top ends of the dust removal filter bags (206) are fixedly connected with a mounting plate (207) through positioning pins, the mounting plate (207) is fixedly connected with an optical plate (205) through a bolt, the optical plate (205) is fixedly connected with the, an air pipe (208) is horizontally arranged at the top end of the light plate (205), the filtered air is blown out through a purified air outlet (209) by the air pipe (208), a vibration exciter (210) is arranged at one end of the activated carbon adsorption layer (204), the vibration exciter (210) is connected with a support platform (211) through a bolt, and the support platform (211) is fixedly connected with the shell (201) through a bolt;
the bottom end of the shell (201) is symmetrically provided with ash hoppers (202), the ash hoppers (202) are V-shaped grooves, the bottom end of each ash hopper (202) is provided with an ash outlet (203), and the bottom ends of the ash outlets (203) are detachably mounted with the ash deposition box (15) through clamps;
a plurality of spray heads (102) are arranged at the top end of the condensation plate (103), the spray heads (102) penetrate through the box body (101) to extend upwards, and an air box (8) is arranged at the top end of each spray head (102);
the bottom end of the support table (211) is provided with a buffer mechanism (4), the buffer mechanism (4) comprises an elastic column (402) and a compression spring (404), wherein the bottom end of the elastic column (402) is fixedly connected with a base support (401) through a bolt, the base support (401) is of an I-shaped structure, a support plate (403) penetrating through the elastic column (402) extends upwards, and the top end of the elastic column (402) is fixedly connected with the support plate (403) through a fixing bolt (405);
a compression spring (404) is arranged between the supporting plate (403) and the base support (401), and the top end of the compression spring (404) is welded and fixed with the supporting plate (403);
both ends of the treatment box (1) are connected with a conveying pipe (12) through bolts, one end of the conveying pipe (12) is communicated with a third guide pipe (11), and the third guide pipe (11) is communicated with a second guide pipe (10) through a tap changer;
the top end of the evaporation chamber (3) is communicated with a water storage tank (6) through a pipeline, the bottom end of the water storage tank (6) is communicated with a plurality of first guide pipes (7), the plurality of first guide pipes (7) are communicated with an air box (8), and one end of the air box (8) is fixedly provided with a first motor (9) through a bolt;
a plurality of movable plates (13) are arranged at one end of the dust removal bag (2) at equal intervals, a clamping plate (14) is arranged at one end of each movable plate (13), the clamping plate (14) is fixedly connected with the corresponding movable plate (13), so that the movable connection between the movable plates (13) and the dust removal bag (2) can be realized through the clamping plate (14), and a plurality of rib plates (18) for increasing the bearing capacity are vertically arranged at one end of the dust removal bag (2) through bolts;
the using method of the integrated device comprises the following specific steps:
firstly, the bottom end of a treatment box (1) is communicated with the bottom end of an evaporation chamber (3) through a guide pipe, a condensing plate (103) is fixedly connected with the inner wall of a box body (101) of the treatment box (1) through bolts, a desulfurization layer (104) and a denitration layer (105) are sequentially arranged at the bottom end of the condensing plate (103), so that the desulfurization layer (104) and the denitration layer (105) are fixedly connected with the box body (101), a water vapor separation layer (106) is arranged at the bottom end of the denitration layer (105), a third fan (107) is arranged at the bottom end of the box body (101), and the third fan (107) is communicated with the evaporation chamber (3) through a pipeline;
secondly, one end of the shell (201) is communicated with a second fan (16) through a fourth guide pipe (20), an active carbon adsorption layer (204) is fixedly installed at the lower end of the shell (201) through a bolt, a plurality of dust removal filter bags (206) are arranged at equal intervals at the top end of the active carbon adsorption layer (204), the top ends of the dust removal filter bags (206) are fixedly connected with an installation plate (207) through positioning pins, a vibration exciter (210) is arranged at one end of the active carbon adsorption layer (204), the vibration exciter (210) is connected with a support platform (211) through a bolt, and the support platform (211) is fixedly connected with the shell (201) through a bolt;
thirdly, starting a second motor (17) to enable the coke oven flue gas to pass through a fourth guide pipe (20) and further pass through the bottom end of the dust removal bag (2), enabling the coke oven flue gas to sequentially pass through an activated carbon adsorption layer (204) and a dust removal filter bag for particle adsorption, and sending the purified gas into a treatment box (1) through a clean gas outlet (209) through a gas pipe (208) for desulfurization and denitrification treatment;
fourthly, the first motor (9) is started, water in the water storage tank (6) is introduced into the top end of the box body (101) through the first guide pipe (7) by the first motor (9) through the air box (8), then the water is introduced onto the condensing plate (103) through the spray head (102), water vapor is liquefied through the condensing plate (103) and sequentially enters the desulfurization layer (104) and the denitration layer (105), and after the condensed water is subjected to desulfurization from the denitration layer (105), the water is heated and vaporized again and is conveyed to the bottom end of the evaporation chamber (3) through the third fan (107) along with the gas subjected to desulfurization and denitration so as to heat the inside of the evaporation chamber (3);
when the device is used, the third fan (107) is communicated with the evaporation chamber (3) through a pipeline, when the spray head (102) conveys evaporated steam to the top end of the box body (101) through the pipeline, the steam is liquefied through the condensing plate (103) and sequentially enters the desulfurization layer (104) and the denitration layer (105), after desulfurization is completed in the denitration layer (105) in an auxiliary mode, moisture is heated and vaporized again, the steam is conveyed to the bottom end of the evaporation chamber (3) through the third fan (107) along with the gas after desulfurization and denitration, the evaporation chamber (3) is heated, the vaporization of the moisture in the evaporation chamber (3) is accelerated, so that the waste heat generated in the desulfurization and denitration process is connected into the evaporation chamber (3) through the pipeline, the evaporation of the evaporation chamber (3) is accelerated, the waste heat generated in the desulfurization and denitration process is effectively utilized, and the evaporation time of the evaporation chamber (3) is effectively reduced, the evaporation chamber (3) is evaporated, and the evaporated steam is brought into the box body (101) again through the first fan (5) to form circulation, so that the waste heat of desulfurization and denitrification can be used for evaporating the medium in the evaporation chamber (3), the effect of desulfurization and denitrification on impurities in the evaporation chamber (3) in the box body (101) is effectively avoided, the efficiency and quality of desulfurization and denitrification are effectively improved, and the waste of energy and unnecessary consumption are reduced;
the second motor (17) is started, the coke oven flue gas enters the fourth guide pipe (20) through the second fan (16), and then enters the bottom end of the shell (201), the coke oven flue gas sequentially passes through the activated carbon adsorption layer (204) and the dedusting filter bag to carry out particle adsorption, the purified gas is sent into the treatment box (1) through the purified gas outlet (209) through the gas pipe (208) to be subjected to desulfurization and denitrification treatment, after the dedusting bag (2) runs for a certain time, the vibration exciter (210) is started, the vibration exciter (210) transmits exciting force to the activated carbon adsorption layer (204) and the dedusting filter bag (206) through the shell (201), so that the activated carbon adsorption layer (204) and the dedusting filter bag (206) vibrate, and then the accumulated dust adsorbed on the activated carbon adsorption layer (204) and the dedusting filter bag (206) is vibrated to fall, and enters the dust outlet (203) along the dust hopper (202), and further the accumulated dust on the activated carbon adsorption layer (204) and the dedusting filter bag (206) can be periodically cleaned through the vibration exciter (210) The number of times that the activated carbon adsorption layer (204) and the dust removal filter bag (206) need to be periodically and manually disassembled and cleaned is effectively reduced, the problem that dust removal efficiency is influenced due to excessive dust deposition of the activated carbon adsorption layer (204) and the dust removal filter bag (206) is avoided, and the efficiency of the whole desulfurization and denitration process is greatly improved;
be provided with compression spring (404) between backup pad (403) and base support (401), the top and backup pad (403) welded fastening of compression spring (404), and then when vibration exciter (210) start, vibration exciter (210) transmit exciting force to elastic column (402) through backup pad (403), and then cushion exciting force through elastic column (402) and compression spring (404), make vibration exciter (210) and shell (201) non-hard contact, the direct hard action in shell (201) of exciting force that has reduced vibration exciter (210) production, and then cause the damage to shell (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910552751.7A CN110215814B (en) | 2019-06-25 | 2019-06-25 | Coke oven flue gas desulfurization denitration and waste heat recovery utilize integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910552751.7A CN110215814B (en) | 2019-06-25 | 2019-06-25 | Coke oven flue gas desulfurization denitration and waste heat recovery utilize integrated device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110215814A CN110215814A (en) | 2019-09-10 |
| CN110215814B true CN110215814B (en) | 2020-10-02 |
Family
ID=67814725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910552751.7A Active CN110215814B (en) | 2019-06-25 | 2019-06-25 | Coke oven flue gas desulfurization denitration and waste heat recovery utilize integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110215814B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534461A (en) * | 2022-01-13 | 2022-05-27 | 淮北矿业股份有限公司 | Desulfurization and denitrification reactor capable of heating by using waste heat |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5302597B2 (en) * | 2008-08-21 | 2013-10-02 | 株式会社タクマ | Exhaust gas treatment apparatus and exhaust gas treatment method |
| CN108774539A (en) * | 2018-07-31 | 2018-11-09 | 中冶焦耐(大连)工程技术有限公司 | The system and method that delay coke is dehydrated using calcination system waste heat |
| CN109052526B (en) * | 2018-08-28 | 2022-04-19 | 盛发环保科技（厦门）有限公司 | High-salt-content wastewater zero discharge system for flue gas white elimination coupling high-temperature bypass flue evaporation |
-
2019
- 2019-06-25 CN CN201910552751.7A patent/CN110215814B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110215814A (en) | 2019-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211546442U (en) | Self-cleaning filter and system thereof | |
| CN102228769A (en) | Filter cartridge dust remover with automatical and continuous dust removal function | |
| CN101550466A (en) | Converter coal gas high-temperature bag-type dust removing system | |
| CN110215814B (en) | Coke oven flue gas desulfurization denitration and waste heat recovery utilize integrated device | |
| TW201020020A (en) | Method for scrubbing a flue gas of a metallurgical plant and flue gas scrubbing apparatus | |
| CN211562343U (en) | Smoke-discharging dust-removing device of steel-making system | |
| CN110801699A (en) | Efficient desulfurization, dedusting and purification system for flue gas of coal-fired boiler for steam production | |
| CN203342609U (en) | Vertical pulse composite flue gas purification device | |
| CN113694634A (en) | Industrial boiler power generation energy-saving device and method thereof | |
| CN210485671U (en) | Steam heating boiler | |
| CN211358231U (en) | Wet-type electrostatic composite oil fume purification device | |
| KR100759529B1 (en) | VOC recovering system by using nitrogen gas | |
| CN113262602A (en) | Waste incineration flue gas treatment device | |
| CN206660865U (en) | A kind of sound coalescence synergy demister | |
| CN110653066A (en) | Suspended cloud and mist dust-settling purification device and method based on magnetoelectric coupling | |
| CN220941221U (en) | Antistatic environment-friendly dust remover | |
| CN214501266U (en) | Dust removal device for waste heat boiler | |
| CN213610481U (en) | Impact type dust remover convenient to clearance | |
| CN219442050U (en) | High-temperature electrostatic flexible filter membrane composite dust remover | |
| CN214680706U (en) | Flue gas purification equipment for waste incineration power generation | |
| CN110734785A (en) | self-cleaning filter for normal and low pressure coal gas making system | |
| CN218307014U (en) | Bag-type dust collector capable of effectively adsorbing coal tar | |
| CN114985103B (en) | Modularized coupling electric bag dust collector | |
| CN201263931Y (en) | Treating device for filtering and purifying industrial waste gas | |
| CN116920553B (en) | Flue gas dust-settling treatment device for coal-fired industrial furnace |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200907 Address after: Diantou Town, Huangling County, Yan'an City, Shaanxi Province Applicant after: Shaanxi Huangling Coal Chemical Co., Ltd Address before: 430000 East Lake New Technology Development Zone, Wuhan City, Hubei Province, 12 Blocks 108, No. 18 Huashiyuan North Road Applicant before: Wuhan Light Blue Environmental Technology Development Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |