CN112316629A - VOCs processing system with preliminary treatment, zeolite runner and RTO - Google Patents

VOCs processing system with preliminary treatment, zeolite runner and RTO Download PDF

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Publication number
CN112316629A
CN112316629A CN202010966683.1A CN202010966683A CN112316629A CN 112316629 A CN112316629 A CN 112316629A CN 202010966683 A CN202010966683 A CN 202010966683A CN 112316629 A CN112316629 A CN 112316629A
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heat storage
zeolite
rto
rotating wheel
desorption
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CN202010966683.1A
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CN112316629B (en
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龚敏
罗晓妍
梁灵枝
刘小燕
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Guangdong Zifang Environmental Protection Technology Co ltd
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Guangdong Zifang Environmental Protection Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/60Combinations of devices covered by groups B01D46/00 and B01D47/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/02Separation 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
    • B01D53/06Separation 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 moving adsorbents, e.g. rotating beds
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • F23G5/46Recuperation of heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40083Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/4009Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2209/00Specific waste
    • F23G2209/14Gaseous waste or fumes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention relates to a VOCs treatment system with pretreatment, a zeolite rotating wheel and an RTO (regenerative thermal oxidizer), which comprises a spraying device, a multi-stage filtering device, a zeolite rotating wheel device, an RTO (regenerative thermal oxidizer) combustion chamber and a chimney which are sequentially connected by a pipeline; the zeolite rotating wheel device comprises a shell, a rotating wheel frame arranged in the shell and a first driving device for driving the rotating wheel frame to rotate, wherein a plurality of partition plates distributed in an annular array are arranged on the rotating wheel frame, an assembly space for containing zeolite modules is formed between each adjacent partition plate and the rotating wheel frame, the partition plates extend outwards to form wing parts, the wing parts are not perpendicular to the tangent line of the circumferential surface of the rotating wheel frame, the power of waste gas can be converted into the rotating power of the rotating wheel frame, and the energy efficiency of the first driving device is effectively reduced; the RTO combustion chamber integrates three heat storage chambers, and is switched alternately by controlling a pipeline and a switch valve, so that the decomposition rate of waste gas is effectively improved; in addition, this VOCs processing system has still increased spray set at multi-stage filter's front end, effectively filters large granule impurity and dust.

Description

VOCs processing system with preliminary treatment, zeolite runner and RTO
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of waste purification, in particular to a VOCs (volatile organic compounds) treatment system with pretreatment, a zeolite rotating wheel and an RTO (regenerative thermal oxidizer).
[ background of the invention ]
Volatile Organic Compounds (VOCs) are important precursors for forming secondary pollutants such as fine particulate matters (PM 2.5) and ozone (O3), and further cause atmospheric environmental problems such as dust haze and photochemical smog. The difficulty in establishing a VOCs pollution control system is high due to the fact that VOCs are complex in emission source, various in emission form and various in material variety. The existing VOCs on-line monitoring system has the advantages of complex integration, large volume, low instrument function configuration, high cost, low production efficiency, incapability of separating special gas factors and single functionality.
The gas that current VOCs processing system often need cite extra electric heater and heat entering zeolite runner desorption district, just can make the VOCs desorption on the zeolite runner, need consume a large amount of electric energy, and current VOCs processing system takes place VOCs's concentration too high on abandonment collection pipeline easily, very easily produces dangers such as explosion.
[ summary of the invention ]
To solve the above problems, the present invention provides a VOCs treatment system with pretreatment, a zeolite wheel, and an RTO.
In order to achieve the purpose, the invention provides the following technical scheme:
a VOCs treatment system with pretreatment, zeolite runner and RTO comprises a spraying device 1, a multi-stage filtering device 2, a zeolite runner device 3, an RTO combustion chamber 4 and a chimney 5 which are connected in sequence by pipelines; the zeolite rotating wheel device 3 comprises a shell 31, a rotating wheel frame 32 arranged in the shell 31 and a first driving device for driving the rotating wheel frame 32 to rotate, wherein the front end of the shell 31 is provided with an adsorption inlet 311, the rear end of the shell 31 is provided with a desorption outlet 312, the upper end of the shell 31 is provided with an adsorption outlet 313 and a desorption inlet 314, and the upper end of the rotating wheel frame 32 is provided with an adsorption outlet pipeline 324 opposite to the adsorption outlet 313; the wheel carrier 32 is provided with a plurality of partition boards 321 distributed in an annular array, an assembly space 322 for accommodating the zeolite modules 34 is formed between the adjacent partition boards 321 and the wheel carrier 32, the partition boards 321 extend outwards to form wing portions 323, and the wing portions 323 are not perpendicular to the tangent of the circumferential surface of the wheel carrier 32.
As a preferred embodiment, further defined is: the angle between the wing 323 and the tangent of the circumferential surface of the runner frame 32 is 70 ° ± 5 °.
As a preferred embodiment, further defined is: the partition 321 is parallel to the wing 323.
As a preferred embodiment, further defined is: the inside of the wheel carrier 32 is provided with a desorption connecting piece 35, the upper end of the desorption connecting piece 35 is provided with a desorption air inlet pipe 351 extending from the desorption inlet 314, the inner side of the desorption connecting piece 35, which is opposite to the zeolite module 34, is provided with an opening structure to form a desorption air outlet 352, and when the wheel carrier 32 rotates, the zeolite module 34 which rotates to be opposite to the desorption air outlet 352 enters a desorption area.
As a preferred embodiment, further defined is: the RTO combustion chamber 4 is provided with a first heat storage chamber 41, a second heat storage chamber 42, a third heat storage chamber 43 and a combustion channel 44 for communicating the upper ends of the first heat storage chamber 41, the second heat storage chamber 42 and the third heat storage chamber 43, ceramic heat storage modules are arranged in the first heat storage chamber 41, the second heat storage chamber 42 and the third heat storage chamber 43, and the lower ends of the first heat storage chamber 41, the second heat storage chamber 42 and the third heat storage chamber 43 are respectively provided with a first vent, a second vent and a third vent; the first vent, the second vent and the third vent are respectively connected with a multi-way connecting pipe 45, the multi-way connecting pipe 45 is provided with a waste inlet 451, a purified gas outlet 452 and a purified gas inlet 453, the waste inlet 451 is connected with one end of the first switch valve 46, the other end of the first switch valve 46 is connected with the desorption outlet 312 through a pipeline, the purified gas outlet 452 is connected with one end of the second switch valve 47, the other end of the second switch valve 47 is divided into three ways, the first way is connected with a chimney 5 through a pipeline, the second way is connected with the purified gas inlet 453 through a pipeline and a third switch valve 48, and the third way is connected with the desorption air inlet pipe 351 through a pipeline and a fourth switch valve.
As a preferred embodiment, further defined is: the spraying device 1 comprises a spraying chamber 11 with a spraying cavity, the lower end of the spraying chamber 11 is provided with a spraying inlet 12, a spray outlet 13 is arranged at the upper end of the spray chamber 11, a first spray gun 14, a first filtering rotary table 15, a second spray gun 16, a second filtering rotary table 17, a third spray gun 18 and a third filtering rotary table 19 are sequentially arranged in the spray chamber 11 from bottom to top, a first spraying space 101 is provided at the lower end of the first spraying gun 14, a second spraying space 102 is provided between the first filtering rotary disc 15 and the second spraying gun 16, a third spraying space 103 is provided between the second filter rotating disc 17 and the third spraying gun 18, the first filtering rotary disc 15, the second filtering rotary disc 17 and the third filtering rotary disc 19 are all provided with a plurality of filter sheets distributed in an annular array, and filtering spaces are formed between the adjacent filter sheets.
As a preferred embodiment, further defined is: and a second driving device capable of driving the first filtering rotary table 15, the second filtering rotary table 17 and the third filtering rotary table 19 to rotate is further arranged in the spray chamber 11.
As a preferred embodiment, further defined is: the filter discs are wavy, the gaps among the filter discs of the first filter rotary disc 15 are larger than the gaps among the filter discs of the second filter rotary disc 17, and the gaps among the filter discs of the second filter rotary disc 17 are larger than the gaps among the filter discs of the third filter rotary disc 19.
The beneficial effects of the invention are as follows:
1. the rotary wheel frame is provided with the plurality of partition plates distributed in an annular array mode, the partition plates extend outwards to form wing parts, the wing parts are not perpendicular to the tangent line of the circumferential surface of the rotary wheel frame, the power of waste gas can be converted into the rotating power of the rotary wheel frame, and the energy efficiency of the first driving device is effectively reduced;
2. the RTO combustion chamber integrates three heat storage chambers, and is switched alternately for use through the control of a pipeline and a switch valve, so that the decomposition rate of waste gas is effectively improved;
3. this VOCs processing system has still increased spray set at multi-stage filter's front end, effectively filters large granule impurity and dust.
[ description of the drawings ]
FIG. 1 is a schematic structural diagram of the invention;
FIG. 2 is a schematic structural diagram of a zeolite wheel device;
FIG. 3 is a schematic structural view of the housing;
FIG. 4 is a schematic structural view of the wheel carriage;
FIG. 5 is a top view of the wheel carriage;
FIG. 6 is a schematic view of the structure of the detachment connection member;
FIG. 7 is one of the schematic structural views of an RTO combustor;
FIG. 8 is a second schematic view of the RTO combustor configuration;
FIG. 9 is a schematic view of the structure of the multi-way connection tube;
fig. 10 is a schematic structural view of the shower device.
[ detailed description ] embodiments
The invention is described in further detail below with reference to the following figures and detailed description:
as shown in the attached fig. 1 to 5, a VOCs treatment system with pretreatment, zeolite rotating wheel and RTO comprises a spraying device 1, a multi-stage filtering device 2, a zeolite rotating wheel device 3, an RTO combustion chamber 4 and a chimney 5 which are connected in sequence by pipelines; the multistage filtering device 2 adopts a filtering cotton device in the prior art and the like to carry out nano-scale filtering. The zeolite rotating wheel device 3 comprises a shell 31, a rotating wheel frame 32 arranged in the shell 31 and a first driving device for driving the rotating wheel frame 32 to rotate, wherein the front end of the shell 31 is provided with an adsorption inlet 311, the rear end of the shell 31 is provided with a desorption outlet 312, the upper end of the shell 31 is provided with an adsorption outlet 313 and a desorption inlet 314, and the upper end of the rotating wheel frame 32 is provided with an adsorption outlet pipeline 324 opposite to the adsorption outlet 313; the rotary wheel frame 32 is provided with a plurality of partition plates 321 distributed in an annular array, an assembly space 322 for accommodating the zeolite modules 34 is formed between the adjacent partition plates 321 and the rotary wheel frame 32, the partition plates 321 extend outwards to form wing parts 323, the wing parts 323 are not perpendicular to the tangent of the circumferential surface of the rotary wheel frame 32, the power of the waste gas can be converted into the rotary power of the rotary wheel frame, and the energy efficiency of the first driving device is effectively reduced.
In this embodiment, an included angle between the wing portion 323 and a tangent of the circumferential surface of the wheel frame 32 is 70 ° ± 5 °, the partition 321 is parallel to the wing portion 323, and the partition 321 and the wing portion 323 are integrally formed, so that the structure is simple. As shown in fig. 6, a desorption connecting member 35 is disposed in the wheel frame 32, a desorption air inlet pipe 351 extending from the desorption inlet 314 is disposed at an upper end of the desorption connecting member 35, a desorption air outlet 352 is formed at an inner side of the desorption connecting member 35 facing the zeolite module 34, and when the wheel frame 32 rotates, the zeolite module 34 that rotates to face the desorption air outlet 352 enters a desorption area.
As shown in fig. 7 to 9, the RTO combustion chamber 4 has a first heat storage chamber 41, a second heat storage chamber 42, a third heat storage chamber 43, and a combustion channel 44 communicating upper ends of the first heat storage chamber 41, the second heat storage chamber 42, and the third heat storage chamber 43, ceramic heat storage modules are disposed in the first heat storage chamber 41, the second heat storage chamber 42, and the third heat storage chamber 43, and a first vent, a second vent, and a third vent are respectively disposed at lower ends of the first heat storage chamber 41, the second heat storage chamber 42, and the third heat storage chamber 43; the first vent hole, the second vent hole and the third vent hole are respectively connected with a multi-way connecting pipe 45, the multi-way connecting pipe 45 is provided with a waste inlet 451, a purified gas outlet 452 and a purified gas inlet 453, the waste inlet 451 is connected with one end of a first switch valve 46, the other end of the first switch valve 46 is connected with a desorption outlet 312 through a pipeline, the purified gas outlet 452 is connected with one end of a second switch valve 47, the other end of the second switch valve 47 is divided into three paths, the first path is connected with a chimney 5 through a pipeline, the second path is connected with the purified gas inlet 453 through a pipeline and a third switch valve 48, the third path is connected with a desorption air inlet pipe 351 through a pipeline and a fourth switch valve, the RTO combustion chamber 4 integrates three heat storage chambers, and is alternately switched and used through the control of the pipeline and the switch valve, and the waste gas decomposition rate is effectively improved.
As shown in fig. 10, the spraying device 1 comprises a spraying chamber 11 with a spraying cavity, a spraying inlet 12 is arranged at the lower end of the spraying chamber 11, a spray outlet 13 is arranged at the upper end of the spray chamber 11, a first spray gun 14, a first filtering rotary table 15, a second spray gun 16, a second filtering rotary table 17, a third spray gun 18 and a third filtering rotary table 19 are sequentially arranged in the spray chamber 11 from bottom to top, a first spraying space 101 is provided at the lower end of the first spraying gun 14, a second spraying space 102 is provided between the first filtering rotary disc 15 and the second spraying gun 16, a third spraying space 103 is provided between the second filter rotating disc 17 and the third spraying gun 18, the first filtering rotary disc 15, the second filtering rotary disc 17 and the third filtering rotary disc 19 are all provided with a plurality of filter sheets distributed in an annular array, and filtering spaces are formed between the adjacent filter sheets. This VOCs processing system has still increased spray set at multi-stage filter's front end, effectively filters large granule impurity and dust.
In this embodiment, still be provided with in the shower 11 and drive first filtration carousel 15, second filtration carousel 17 and third filtration carousel 19 pivoted second drive arrangement filters the carousel with this increase air and the contact that filters the carousel through rotating, improves filtration efficiency. The filter disc is wavy, so that the contact area of air and the filter turntable is increased, and the filter efficiency is improved. The clearance between the filter discs of the first filtering rotary disc 15 is larger than the clearance between the filter discs of the second filtering rotary disc 17, and the clearance between the filter discs of the second filtering rotary disc 17 is larger than the clearance between the filter discs of the third filtering rotary disc 19, so that large particle impurities can be removed before small particle impurities are removed.
The working principle is as follows: the waste gas is pretreated by the spraying device 1 and the multistage filtering device 2, and then enters the zeolite rotating wheel device 3 for adsorption, and the adsorbed clean air is discharged from a chimney 5 through an adsorption outlet pipeline 324; waste enters the RTO combustion chamber 4 from the desorption outlet 312 through a pipeline for combustion; most of the clean air obtained after combustion is discharged from the chimney 5 through a pipeline, and a part of the clean air enters the zeolite rotating wheel device 3 from the desorption air inlet pipe 351 to desorb the zeolite module 34 in the desorption area, so that the entering waste concentration is improved. Since the RTO combustion chamber 4 integrates three heat storage chambers, the switching of the working states of the three heat storage chambers needs to be controlled by a plurality of switching valves. More specifically, the RTO combustion chamber 4 has three operating states, the first operating state is that, after the waste enters the first heat storage chamber 41 and is combusted through the combustion channel 44, the clean air comes out from the third heat storage chamber 43 and heats the ceramic heat storage module in the third heat storage chamber 43, most of the clean air is discharged from the chimney 5, a part of the clean air enters the zeolite wheel device 3 from the desorption air inlet pipe 351 to desorb the zeolite module 34 in the desorption area, and a part of the clean air enters the combustion channel 44 from the second heat storage chamber 42 to purify and filter the second heat storage chamber 42. After working for a certain time, the RTO combustion chamber 4 is switched to the second working state, at this time, the waste enters from the third heat storage chamber 43 to heat the ceramic heat storage module, then enters into the combustion channel 44 to burn and then comes out from the second heat storage chamber 42, and heats the ceramic heat storage module in the second heat storage chamber 42, most of the clean air is discharged from the chimney 5, a part of the clean air enters into the zeolite runner device 3 from the desorption air inlet pipe 351 to desorb the zeolite module 34 in the desorption area, and a part of the clean air enters into the combustion channel 44 from the first heat storage chamber 41 to purify and filter the first heat storage chamber 41. After working for a certain time, the RTO combustion chamber 4 is switched to a third working state, at this time, the waste enters from the second heat storage chamber 42 to heat the ceramic heat storage module, then enters into the combustion channel 44 to burn and then comes out from the first heat storage chamber 41, and heats the ceramic heat storage module in the first heat storage chamber 41, most of clean air is discharged from the chimney 5, a part of clean air enters into the zeolite rotating wheel device 3 from the desorption air inlet pipe 351 to desorb the zeolite module 34 in the desorption area, and a part of clean air enters into the combustion channel 44 from the third heat storage chamber 43 to purify and filter the third heat storage chamber 43. After a certain time of operation, the RTO combustion chamber 4 switches back to the first operating state, repeating in sequence.

Claims (8)

1. A VOCs treatment system with pretreatment, zeolite rotating wheels and RTO comprises a spraying device (1), a multi-stage filtering device (2), a zeolite rotating wheel device (3), an RTO combustion chamber (4) and a chimney (5) which are sequentially connected through a pipeline; the zeolite rotating wheel device (3) comprises a shell (31), a rotating wheel frame (32) arranged in the shell (31) and a first driving device for driving the rotating wheel frame (32) to rotate, wherein the front end of the shell (31) is provided with an adsorption inlet (311), the rear end of the shell (31) is provided with a desorption outlet (312), the upper end of the shell (31) is provided with an adsorption outlet (313) and a desorption inlet (314), and the upper end of the rotating wheel frame (32) is provided with an adsorption outlet pipeline (324) opposite to the adsorption outlet (313); the zeolite module assembling device is characterized in that the partition plates (321) extend outwards to form wing parts (323), and the wing parts (323) are not perpendicular to the tangent of the circumferential surface of the rotating wheel frame (32).
2. A system for the treatment of VOCs with pretreatment, zeolite rotor and RTO according to claim 1, wherein the angle between the wing (323) and the tangent to the circumferential surface of the rotor frame (32) is 70 ° ± 5 °.
3. A treatment system for VOCs with pretreatment, zeolite rotor and RTO as in claim 2, wherein said baffle (321) is parallel to the wings (323).
4. The system for processing VOCs with pretreatment, zeolite rotor and RTO of claim 3, characterized in that a desorption connector (35) is arranged in the rotor frame (32), the upper end of the desorption connector (35) is provided with a desorption inlet pipe (351) extending from the desorption inlet (314), the side end of the desorption connector (35) facing the inner side of the zeolite module (34) is provided with a desorption outlet (352) in an open structure, and when the rotor frame (32) rotates, the zeolite module (34) rotating to face the desorption outlet (352) enters a desorption area.
5. The system for treating VOCs with pretreatment, zeolite rotor and RTO of claim 4, wherein the RTO combustion chamber (4) has a first heat storage chamber (41), a second heat storage chamber (42), a third heat storage chamber (43) and a combustion channel (44) communicating the upper ends of the first heat storage chamber (41), the second heat storage chamber (42) and the third heat storage chamber (43), ceramic heat storage modules are arranged in the first heat storage chamber (41), the second heat storage chamber (42) and the third heat storage chamber (43), and the lower ends of the first heat storage chamber (41), the second heat storage chamber (42) and the third heat storage chamber (43) are respectively provided with a first vent, a second vent and a third vent; first blow vent, second blow vent and third blow vent are connected with many through connection pipe (45) respectively, many through connection pipe (45) have abandonment import (451), net gas export (452) and net gas import (453), abandonment import (451) are connected with the one end of first ooff valve (46), the other end of first ooff valve (46) passes through the pipeline and is connected with desorption export (312), net gas export (452) are connected with the one end of second ooff valve (47), and the other end of second ooff valve (47) divides the three routes, and pipeline and chimney (5) pipe connection are passed through to the first route, and the second route passes through pipeline and third ooff valve (48) and is connected with net gas import (453), and the third route passes through pipeline and fourth ooff valve and is connected with desorption intake pipe (351).
6. The VOCs treatment system with pretreatment, zeolite turning wheels and RTO according to any one of claims 1-5, characterized in that the spray device (1) comprises a spray chamber (11) with a spray cavity, the lower end of the spray chamber (11) is provided with a spray inlet (12), the upper end of the spray chamber (11) is provided with a spray outlet (13), the spray chamber (11) is internally provided with a first spray gun (14), a first filter rotating disc (15), a second spray gun (16), a second filter rotating disc (17), a third spray gun (18) and a third filter rotating disc (19) from bottom to top in sequence, the lower end of the first spray gun (14) is provided with a first spray space (101), a second spray space (102) is arranged between the first filter rotating disc (15) and the second spray gun (16), and a third spray space (103) is arranged between the second filter rotating disc (17) and the third spray gun (18), the first filtering rotary disc (15), the second filtering rotary disc (17) and the third filtering rotary disc (19) are all provided with a plurality of filter sheets distributed in an annular array, and filtering spaces are formed between the adjacent filter sheets.
7. A treatment system for VOCs with pre-treatment, zeolite turning wheels and RTO's according to claim 6, characterized in that a second drive means is provided in the spray chamber (11) to rotate the first (15), second (17) and third (19) filter discs.
8. A VOCs treatment system with pre-treatment, zeolite rotor and RTO according to claim 6, characterized in that the filters are wave shaped, the gaps between the filters of the first filter rotor disc (15) being larger than the gaps between the filters of the second filter rotor disc (17), the gaps between the filters of the second filter rotor disc (17) being larger than the gaps between the filters of the third filter rotor disc (19).
CN202010966683.1A 2020-09-15 2020-09-15 VOCs processing system with preliminary treatment, zeolite runner and RTO Active CN112316629B (en)

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CN106621610A (en) * 2016-11-24 2017-05-10 大连市化工设计院有限公司 Dust-containing coal tar negative-pressure gasifying filtering device and using method thereof
CN108413416A (en) * 2018-04-28 2018-08-17 苏州华烯环保科技有限公司 With five high Room RTO ceramic heat-storing combustion furnaces of heat exchange efficiency
CN208237886U (en) * 2018-04-28 2018-12-14 苏州华烯环保科技有限公司 The three Room RTO heat-accumulation combustion furnace bodies with scavenging pipeline
CN109126383A (en) * 2018-10-11 2019-01-04 江苏三井环保股份有限公司 VOC waste gas purification all-in-one machine
CN208711368U (en) * 2018-08-20 2019-04-09 苏州月辉环保科技有限公司 A kind of zeolite runner Adsorption Concentration purification device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104759187A (en) * 2015-03-23 2015-07-08 湖北吴城环保科技有限公司 Organic exhaust gas concentration adjusting system
CN106621610A (en) * 2016-11-24 2017-05-10 大连市化工设计院有限公司 Dust-containing coal tar negative-pressure gasifying filtering device and using method thereof
CN108413416A (en) * 2018-04-28 2018-08-17 苏州华烯环保科技有限公司 With five high Room RTO ceramic heat-storing combustion furnaces of heat exchange efficiency
CN208237886U (en) * 2018-04-28 2018-12-14 苏州华烯环保科技有限公司 The three Room RTO heat-accumulation combustion furnace bodies with scavenging pipeline
CN208711368U (en) * 2018-08-20 2019-04-09 苏州月辉环保科技有限公司 A kind of zeolite runner Adsorption Concentration purification device
CN109126383A (en) * 2018-10-11 2019-01-04 江苏三井环保股份有限公司 VOC waste gas purification all-in-one machine

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