CN110833761B - Leading SCR denitrification facility of industrial kiln flue gas - Google Patents
Leading SCR denitrification facility of industrial kiln flue gas Download PDFInfo
- Publication number
- CN110833761B CN110833761B CN201911237235.1A CN201911237235A CN110833761B CN 110833761 B CN110833761 B CN 110833761B CN 201911237235 A CN201911237235 A CN 201911237235A CN 110833761 B CN110833761 B CN 110833761B
- Authority
- CN
- China
- Prior art keywords
- liquid
- liquid storage
- flue gas
- exhaust pipeline
- fixedly connected
- 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
- 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
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a preposed SCR denitration device for flue gas of an industrial kiln, which belongs to the technical field of industrial kilns and comprises an exhaust pipeline, a support plate, a reinforcing plate, a liquid storage tank, a liquid suction pump, a liquid conveying pipe and a denitration layer, wherein the outer side of the exhaust pipeline is fixedly connected with the support plate, the bottom of the support plate is fixedly connected with the reinforcing plate, one end of the reinforcing plate, far away from the support plate, is fixedly arranged and connected on the outer wall of the exhaust pipeline, ammonia water in the liquid storage tank is pumped out by the liquid suction pump and is conveyed into a sponge cushion through a pipe body, so that the sponge cushion fully absorbs the ammonia water, nitrogen oxides generated in the combustion of the industrial kiln are drifted upwards along the exhaust pipeline and enter the sponge cushion after being filtered by a filter screen, the ammonia water in the sponge cushion absorbs the nitrogen oxides in the flue gas, the denitration rate in the flue gas is improved, and the device can effectively block the nitrogen oxides generated in the combustion process of the industrial kiln, the pollution to the environment caused by the emission of the flue gas into the air is avoided, and the denitration of the flue gas is completed.
Description
Technical Field
The invention relates to the technical field of industrial kilns, in particular to a front SCR denitration device for flue gas of an industrial kiln.
Background
The industrial kiln can be divided into two types according to the thermal regulation: one type is an intermittent kiln which is also called a periodic kiln and is characterized in that the kiln is intermittently produced, and the temperature of the kiln is changed in each heating period, such as a chamber kiln, a trolley type kiln, a well type kiln and the like; the second type is a continuous kiln, which is characterized in that the kiln is used for continuous production, and temperature sections are divided in a kiln chamber. The temperature of each section is not changed in the heating process, workpieces gradually enter a high-temperature heating zone from a low-temperature preheating zone, such as a continuous heating kiln, a heat treatment kiln, an annular kiln, a stepping kiln, a vibrating-bottom kiln and the like, nitrogen oxides can be generated in the combustion process of an industrial kiln, serious pollution can be caused to air, and the nitrogen oxides generated in the combustion process of the industrial kiln need to be purified in order to protect the environment.
Disclosure of Invention
The invention aims to provide a preposed SCR denitration device for flue gas of an industrial kiln, a liquid suction pump draws ammonia water in a liquid storage cavity through a liquid outlet pipe and conveys the ammonia water into a sponge cushion through a pipe body, so that the sponge cushion fully absorbs the ammonia water, nitrogen oxides generated in combustion in the industrial kiln upwards drift along an exhaust pipeline and enter the sponge cushion after being filtered by a filter screen, the ammonia water in the sponge cushion absorbs the nitrogen oxides in the flue gas, the denitration rate of the flue gas is improved, when too much nitrogen oxides are absorbed by the sponge cushion, a pipe sleeve is rotated on a pipe joint and drives a butt joint to rotate, so that the butt joint leaves a thread groove through external threads, after an outer frame is drawn out from the exhaust pipeline, the sponge cushion is detached from a mounting button in a mounting frame and replaced, the denitration efficiency after the ammonia water is absorbed by the sponge cushion is kept, and the device can effectively block the nitrogen oxides generated in the combustion process of the industrial kiln, avoid it to give off polluted environment in the air, accomplish the denitration to the flue gas to solve the problem that proposes in the above-mentioned background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a preposed SCR denitration device for flue gas of an industrial kiln comprises an exhaust pipeline, a support plate, a reinforcing plate, a liquid storage tank, a liquid suction pump, a liquid conveying pipe and a denitration layer, wherein the support plate is fixedly connected to the outer side of the exhaust pipeline, the reinforcing plate is fixedly connected to the bottom of the support plate, one end, away from the support plate, of the reinforcing plate is fixedly installed and connected to the outer wall of the exhaust pipeline, the liquid storage tank is arranged at the top end of the support plate, the liquid suction pump is arranged on one side, close to the exhaust pipeline, of the liquid storage tank, the liquid conveying pipe is fixedly connected to one end, away from the liquid storage tank, of the liquid suction pump, and one end, away from the liquid suction pump, of the liquid conveying pipe is connected to the denitration layer;
the liquid storage box comprises a liquid storage box body, a liquid storage cavity, a liquid inlet cover, a liquid outlet pipe and a liquid outlet net, the liquid storage cavity is formed in the liquid storage box body, the liquid inlet is formed in the top end of the liquid storage box body, the liquid inlet cover is mounted on the liquid inlet, the liquid outlet pipe is arranged in the liquid storage cavity, the top end of the liquid outlet pipe is fixedly connected to the inner wall of the liquid storage box body, and the liquid outlet net is fixedly mounted in the liquid outlet pipe;
the infusion tube comprises a tube body, a tube head, a limiting ring, a tube sleeve, a butt joint and external threads, wherein the tube body is fixedly connected to the tube head, the limiting ring is arranged on the outer side of the tube body, the tube sleeve is arranged on the outer side of the tube head, one end, far away from the limiting ring, of the tube sleeve is fixedly connected with the butt joint, and the external threads are arranged on the outer side of the butt joint;
the denitration layer comprises an outer frame, filter screens, spongy cushions, mounting frames, mounting buttons, side holes, thread grooves and through holes, the outer frame is inserted on the inner wall of the exhaust pipeline, the filter screens are arranged inside the outer frame, the spongy cushions are arranged between the two filter screens, the mounting frames are arranged on the outer sides of the spongy cushions, the mounting buttons are fixedly mounted on the inner wall of the mounting frames, the side holes are formed in the two sides of the mounting frames, the thread grooves are formed in the outer sides of the side holes, and the through holes are formed in the outer sides of the thread grooves;
the limiting ring is fixedly arranged on the inner wall of the pipe sleeve;
the thread groove is meshed with the external thread;
the thread groove is communicated with the outside through a through hole;
the liquid storage cavity is connected with the liquid suction pump through a liquid outlet pipe.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a preposed SCR denitration device for industrial kiln flue gas, a liquid suction pump pumps ammonia water in a liquid storage cavity out through a liquid outlet pipe and conveys the ammonia water into a sponge cushion through a pipe body, so that the sponge cushion fully absorbs the ammonia water, nitrogen oxides generated in combustion in an industrial kiln are drifted upwards along an exhaust pipeline and enter the sponge cushion after being filtered by a filter screen, the ammonia water in the sponge cushion absorbs the nitrogen oxides in the flue gas, the denitration rate of the flue gas is improved, when too much nitrogen oxides are absorbed by the sponge cushion, a pipe sleeve is rotated on a pipe joint and drives the butt joint to rotate, so that the butt joint leaves a thread groove through external threads, after an outer frame is pumped out from the exhaust pipeline, the sponge cushion is detached from a mounting button in a mounting frame and replaced, the denitration efficiency of the sponge cushion after absorbing the ammonia water is kept, and the device can effectively block the nitrogen oxides generated in the combustion process of the industrial kiln, the pollution to the environment caused by the emission of the flue gas into the air is avoided, and the denitration of the flue gas is completed.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a sectional view of the liquid storage tank of the present invention;
FIG. 4 is a partial cross-sectional view of the infusion tube of the present invention;
FIG. 5 is a schematic view of the infusion tube of the present invention
Fig. 6 is a cross-sectional view of the denitration layer of the present invention;
fig. 7 is an enlarged view of a portion a in fig. 2 according to the present invention.
In the figure: 1. an exhaust duct; 2. a support plate; 3. a reinforcing plate; 4. a liquid storage tank; 41. a reservoir tank body; 42. a reservoir chamber; 43. a liquid inlet; 44. a liquid inlet cover; 45. a liquid outlet pipe; 46. a liquid outlet net; 5. a liquid suction pump; 6. a transfusion tube; 61. a pipe body; 62. a pipe head; 63. a limiting ring; 64. pipe sleeve; 65. a butt joint; 66. an external thread; 7. a denitration layer; 71. an outer frame; 72. a filter screen; 73. a sponge cushion; 74. installing a frame; 75. installing a button; 76. a side hole; 77. a thread groove; 78. and a through hole.
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 flue gas preposed SCR denitration device for an industrial kiln comprises an exhaust pipe 1, a support plate 2, a reinforcing plate 3, a liquid storage tank 4, a liquid suction pump 5, a liquid conveying pipe 6 and a denitration layer 7, wherein the support plate 2 is fixedly connected to the outer side of the exhaust pipe 1, the reinforcing plate 3 is fixedly connected to the bottom of the support plate 2, one end of the reinforcing plate 3 far away from the support plate 2 is fixedly installed and connected to the outer wall of the exhaust pipe 1, the top end of the support plate 2 is provided with the liquid storage tank 4, one side of the liquid storage tank 4 close to the exhaust pipe 1 is provided with the liquid suction pump 5, one end of the liquid suction pump 5 far away from the liquid storage tank 4 is fixedly connected with the liquid conveying pipe 6, one end of the liquid conveying pipe 6 far away from the liquid suction pump 5 is connected to the denitration layer 7, the liquid storage tank 4 comprises a liquid storage tank body 41, a liquid storage chamber 42, a liquid inlet 43, a liquid inlet cover 44, a liquid outlet pipe 45 and a liquid outlet 46, the liquid storage tank body 41 is provided with the liquid storage chamber 42, liquid inlet 43 has been seted up on the top of holding liquid case body 41, install feed liquor lid 44 on liquid inlet 43, feed liquor lid 44 passes through helicitic texture movable mounting on liquid inlet 43, the inside of holding liquid chamber 42 is equipped with drain pipe 45, the top fixed connection of drain pipe 45 is on the inner wall of holding liquid case body 41, the bottom of drain pipe 45 is close to the bottom that holds liquid case body 41, it has liquid to remain to avoid holding liquid case body 41 bottom, the inside fixed mounting of drain pipe 45 has a liquid outlet network 46, liquid outlet network 46 can prevent to hold to be mixed impurity by imbibition pump 5 suction in the liquid chamber 42, cause the jam of imbibition pump 5, it is connected with imbibition pump 5 through drain pipe 45 to hold liquid chamber 42, imbibition pump 5 takes the aqueous ammonia in holding liquid chamber 42 out through drain pipe 45.
Referring to fig. 4-5, the infusion tube 6 includes a tube body 61, a tube head 62, a limiting ring 63, a tube sleeve 64, an abutment 65 and an external thread 66, the tube body 61 is fixedly connected to the tube head 62, the limiting ring 63 is disposed on the outer side of the tube body 61, the tube sleeve 64 is disposed on the outer side of the tube head 62, the limiting ring 63 is fixedly mounted on the inner wall of the tube sleeve 64, the abutment 65 is fixedly connected to one end of the tube sleeve 64 far away from the limiting ring 63, the outer side of the joint 65 is provided with an external thread 66, when the nitrogen oxide absorbed on the sponge cushion 73 is excessive, the pipe sleeve 64 is rotated, the pipe sleeve 64 rotates on the pipe head 62, the pipe sleeve 64 drives the butt joint 65 to rotate, the butt joint 65 leaves the thread groove 77 through the external thread 66, the outer frame 71 is drawn out from the exhaust pipeline 1, the sponge cushion 73 is detached from the mounting button 75 in the mounting frame 74 and replaced, so that the denitration efficiency of the sponge cushion 73 after absorbing ammonia water is maintained.
Referring to fig. 6-7, the denitration layer 7 includes an outer frame 71, a filter screen 72, a sponge pad 73, a mounting frame 74, mounting buttons 75, side holes 76, thread grooves 77 and through holes 78, the outer frame 71 is inserted on the inner wall of the exhaust duct 1, the filter screen 72 is disposed inside the outer frame 71, the sponge pad 73 is disposed between the two filter screens 72, the mounting frame 74 is disposed outside the sponge pad 73, the mounting buttons 75 are fixedly mounted on the inner wall of the mounting frame 74, the side holes 76 are disposed on both sides of the mounting frame 74, the thread grooves 77 are disposed outside the side holes 76, the thread grooves 77 are engaged with the external threads 66, the through holes 78 are disposed outside the thread grooves 77, the thread grooves 77 are communicated with the outside through the through holes 78, the ammonia water in the liquid storage tank 4 is pumped out by the liquid suction pump 5 and is conveyed into the sponge pad 73 through the duct body 61, so that the sponge pad 73 fully absorbs the ammonia water, nitrogen oxides generated in the combustion in the industrial kiln drift upward along the exhaust duct 1, the ammonia water in the sponge cushion 73 absorbs the nitrogen oxides in the flue gas after being filtered by the filter screen 72, and the denitration rate of the flue gas is improved.
The working principle is as follows: the liquid suction pump 5 draws ammonia water in the liquid storage cavity 42 through the liquid outlet pipe 45, and conveys the ammonia water into the sponge cushion 73 through the pipe body 61, so that the sponge cushion 73 fully absorbs the ammonia water, nitrogen oxides generated in combustion in the industrial kiln upwards drift along the exhaust pipeline 1, the nitrogen oxides are filtered by the filter screen 72 and then enter the sponge cushion 73, the ammonia water in the sponge cushion 73 absorbs the nitrogen oxides in the flue gas, and the denitration rate of the flue gas is improved.
In summary, the following steps: according to the industrial kiln flue gas preposed SCR denitration device provided by the invention, the liquid suction pump 5 pumps ammonia water in the liquid storage cavity 42 through the liquid outlet pipe 45, the ammonia water is conveyed into the sponge cushion 73 through the pipe body 61, the sponge cushion 73 fully absorbs the ammonia water, nitrogen oxides generated in combustion in an industrial kiln upwards drift along the exhaust pipeline 1 and enter the sponge cushion 73 after being filtered by the filter screen 72, the ammonia water in the sponge cushion 73 absorbs the nitrogen oxides in the flue gas, the denitration rate in the flue gas is improved, when the nitrogen oxides absorbed on the sponge cushion 73 are excessive, the pipe sleeve 64 is rotated on the pipe head 62, the pipe sleeve 64 drives the butt joint 65 to rotate, the butt joint 65 leaves the thread groove 77 through the external thread 66, the outer frame 71 is pumped out of the exhaust pipeline 1, the sponge cushion 73 is removed from the mounting button 75 in the mounting frame 74 and replaced, and the denitration efficiency after the ammonia water is absorbed by the sponge cushion 73 is kept, the device can effectually carry out the separation to the nitrogen oxide that produces in the industrial kiln burning process, avoids it to give off polluted environment in the air, accomplishes the denitration to the flue gas.
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 utility model provides a leading SCR denitrification facility of industrial kiln flue gas, includes exhaust duct (1), backup pad (2), reinforcing plate (3), holds liquid case (4), imbibition pump (5), transfer line (6) and denitration layer (7), its characterized in that: the denitration device is characterized in that a supporting plate (2) is fixedly connected to the outer side of the exhaust pipeline (1), a reinforcing plate (3) is fixedly connected to the bottom of the supporting plate (2), one end, far away from the supporting plate (2), of the reinforcing plate (3) is fixedly installed and connected to the outer wall of the exhaust pipeline (1), a liquid storage box (4) is arranged at the top end of the supporting plate (2), a liquid absorption pump (5) is arranged on one side, close to the exhaust pipeline (1), of the liquid storage box (4), one end, far away from the liquid storage box (4), of the liquid absorption pump (5) is fixedly connected with a liquid conveying pipe (6), and one end, far away from the liquid absorption pump (5), of the liquid conveying pipe (6) is connected to a denitration layer (7);
the liquid storage box (4) comprises a liquid storage box body (41), a liquid storage cavity (42), a liquid inlet (43), a liquid inlet cover (44), a liquid outlet pipe (45) and a liquid outlet net (46), the liquid storage cavity (42) is formed in the liquid storage box body (41), the liquid inlet (43) is formed in the top end of the liquid storage box body (41), the liquid inlet cover (44) is installed on the liquid inlet (43), the liquid outlet pipe (45) is arranged in the liquid storage cavity (42), the top end of the liquid outlet pipe (45) is fixedly connected to the inner wall of the liquid storage box body (41), and the liquid outlet net (46) is fixedly installed in the liquid outlet pipe (45);
the infusion tube (6) comprises a tube body (61), a tube head (62), a limiting ring (63), a tube sleeve (64), a butt joint (65) and an external thread (66), wherein the tube body (61) is fixedly connected to the tube head (62), the limiting ring (63) is arranged on the outer side of the tube body (61), the tube sleeve (64) is arranged on the outer side of the tube head (62), the butt joint (65) is fixedly connected to one end, far away from the limiting ring (63), of the tube sleeve (64), and the external thread (66) is arranged on the outer side of the butt joint (65);
the denitration layer (7) comprises an outer frame (71), a filter screen (72), sponge cushions (73), a mounting frame (74), mounting buttons (75), side holes (76), thread grooves (77) and through holes (78), wherein the outer frame (71) is inserted on the inner wall of the exhaust pipeline (1), the filter screen (72) is arranged inside the outer frame (71), the sponge cushions (73) are arranged between the two filter screens (72), the mounting frame (74) is arranged on the outer side of the sponge cushions (73), the mounting buttons (75) are fixedly mounted on the inner wall of the mounting frame (74), the side holes (76) are formed in two sides of the mounting frame (74), the thread grooves (77) are formed in the outer sides of the side holes (76), and the through holes (78) are formed in the outer sides of the thread grooves (77);
the limiting ring (63) is fixedly arranged on the inner wall of the pipe sleeve (64);
the thread groove (77) is meshed with the external thread (66);
the thread groove (77) is communicated with the outside through a through hole (78);
the liquid storage cavity (42) is connected with the liquid suction pump (5) through a liquid outlet pipe (45).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911237235.1A CN110833761B (en) | 2019-12-05 | 2019-12-05 | Leading SCR denitrification facility of industrial kiln flue gas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911237235.1A CN110833761B (en) | 2019-12-05 | 2019-12-05 | Leading SCR denitrification facility of industrial kiln flue gas |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110833761A CN110833761A (en) | 2020-02-25 |
CN110833761B true CN110833761B (en) | 2021-09-03 |
Family
ID=69578246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911237235.1A Active CN110833761B (en) | 2019-12-05 | 2019-12-05 | Leading SCR denitrification facility of industrial kiln flue gas |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110833761B (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2428469A (en) * | 2005-05-11 | 2007-01-31 | Muhammad Abdulrahman Mushref | Air purifier with cooling or heating the air |
CN202096879U (en) * | 2011-05-16 | 2012-01-04 | 凯天环保科技股份有限公司 | Front secondary rectification static mixer of SCR (silicon controlled rectifier) denitration system |
CN103585875A (en) * | 2012-08-13 | 2014-02-19 | 广西奥士达环境工程有限公司 | Compound desulphurization process for paper-making middle-stage wastewater and white mud |
CN205627592U (en) * | 2016-04-29 | 2016-10-12 | 陈聪 | Remove ammonia device with tail gas among resource cyclic utilization |
CN108704455A (en) * | 2018-07-05 | 2018-10-26 | 安徽顺达环保科技股份有限公司 | A kind of flue gas desulfurization denitration dust-removing technique |
CN109806755A (en) * | 2019-01-12 | 2019-05-28 | 湖州加怡新市热电有限公司 | A kind of desulfurizing tower |
CN209576060U (en) * | 2019-01-23 | 2019-11-05 | 谢玲燕 | A kind of automated environment protection purifying column |
-
2019
- 2019-12-05 CN CN201911237235.1A patent/CN110833761B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2428469A (en) * | 2005-05-11 | 2007-01-31 | Muhammad Abdulrahman Mushref | Air purifier with cooling or heating the air |
CN202096879U (en) * | 2011-05-16 | 2012-01-04 | 凯天环保科技股份有限公司 | Front secondary rectification static mixer of SCR (silicon controlled rectifier) denitration system |
CN103585875A (en) * | 2012-08-13 | 2014-02-19 | 广西奥士达环境工程有限公司 | Compound desulphurization process for paper-making middle-stage wastewater and white mud |
CN205627592U (en) * | 2016-04-29 | 2016-10-12 | 陈聪 | Remove ammonia device with tail gas among resource cyclic utilization |
CN108704455A (en) * | 2018-07-05 | 2018-10-26 | 安徽顺达环保科技股份有限公司 | A kind of flue gas desulfurization denitration dust-removing technique |
CN109806755A (en) * | 2019-01-12 | 2019-05-28 | 湖州加怡新市热电有限公司 | A kind of desulfurizing tower |
CN209576060U (en) * | 2019-01-23 | 2019-11-05 | 谢玲燕 | A kind of automated environment protection purifying column |
Also Published As
Publication number | Publication date |
---|---|
CN110833761A (en) | 2020-02-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110833761B (en) | Leading SCR denitrification facility of industrial kiln flue gas | |
CN112082415A (en) | Flue gas waste heat recovery and heat exchange device and heat exchange method based on industrial energy conservation | |
CN206682967U (en) | A kind of system of multistage recovery combustion gas fume afterheat | |
CN205495849U (en) | Waste heat recovery formula cyclone | |
CN211233990U (en) | Waste heat recovery device of high-temperature roasting furnace | |
CN210934164U (en) | Backheating type temperature control device for waste gas purification | |
CN211204099U (en) | Smoke and dust gas heat energy recovery device for hot blast stove | |
CN218794937U (en) | Smoke removal device of medium-frequency electric furnace | |
CN220867113U (en) | Continuous preparation facilities of expandable graphite | |
CN210523342U (en) | Integrated equipment for collecting, filtering, recovering and purifying flue gas | |
CN213630450U (en) | RTO heat accumulation combustion furnace | |
CN214972551U (en) | Waste gas treatment device of multi-loop setting machine | |
CN216909627U (en) | Tail gas utilization device of bag-type dust collector | |
CN211650756U (en) | Emission reduction boiler device | |
CN216856290U (en) | Environment-friendly macromolecular active matter boiler flue gas denitration device | |
CN211625194U (en) | Boiler with energy-conserving emission | |
CN215815800U (en) | Diffusion furnace with efficient work and smoke purification function | |
CN220071171U (en) | Denitration process system in ammonia desulfurization furnace | |
CN213314106U (en) | Waste gas treatment device for heat accumulation type thermal oxidation furnace | |
CN211345819U (en) | Waste heat utilization device for household boiler | |
CN220853219U (en) | Flue gas waste heat recoverer for atmospheric pollution treatment | |
CN212597798U (en) | Fume chamber with gas filtering function | |
CN218853842U (en) | High-temperature waste gas treatment device | |
CN220524680U (en) | Roller kiln waste heat recovery device | |
CN218480931U (en) | Waste heat recovery mechanism of heating 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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A pre SCR denitrification device for industrial kiln 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 |