CN210079133U - Sludge waste gas VOCs processing apparatus - Google Patents
Sludge waste gas VOCs processing apparatus Download PDFInfo
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- CN210079133U CN210079133U CN201920515860.7U CN201920515860U CN210079133U CN 210079133 U CN210079133 U CN 210079133U CN 201920515860 U CN201920515860 U CN 201920515860U CN 210079133 U CN210079133 U CN 210079133U
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- 239000002912 waste gas Substances 0.000 title claims abstract description 38
- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 33
- 239000010802 sludge Substances 0.000 title claims description 14
- 238000005406 washing Methods 0.000 claims abstract description 33
- 238000005201 scrubbing Methods 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000001699 photocatalysis Effects 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 17
- 238000012856 packing Methods 0.000 claims abstract description 16
- 238000007146 photocatalysis Methods 0.000 claims abstract description 16
- 239000011941 photocatalyst Substances 0.000 claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 239000000945 filler Substances 0.000 claims description 16
- -1 polypropylene Polymers 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 10
- 239000000428 dust Substances 0.000 abstract description 4
- 238000010170 biological method Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000000746 purification Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
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- 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
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Abstract
The utility model discloses a mud waste gas VOCs processing apparatus, it is including the scrubbing tower that sets gradually, biological filter, photocatalysis room and clean room, one side of scrubbing tower is connected with waste gas and advances the pipe, the inside of scrubbing tower is provided with sprays layer and packing layer, the top of scrubbing tower is provided with the air outlet, the scrubbing tower bottom is circulating water pool, circulating water pool passes through circulating water pump and sprays the water piping connection on layer, the scrubbing tower passes through the air outlet and is connected with biological filter, be provided with washing liquid shower and biological packing layer in the biological filter, biological packing layer is located the below of washing liquid shower, the top of biological filter is passed through the pipeline and is connected with the photocatalysis room, the photocatalysis room is connected with the clean room again, be provided with the active carbon layer in the clean room. Spray through the scrubbing tower, remove dust to waste gas and handle, get rid of the tiny granule in the waste gas, then carry out biological treatment and get rid of the VOCs in the waste gas, further get rid of VOCs through UV photocatalyst again, handle through the active carbon layer at last, the clean gas of discharge. The biological method has the advantages of low investment, high removal efficiency, low energy consumption, no secondary pollution and the like.
Description
Technical Field
The utility model relates to a waste gas treatment equipment, concretely relates to mud waste gas VOCs processing apparatus.
Background
Volatile Organic Compounds (VOCs) are considered to be the major air pollutants, and their content in the air is strictly regulated. The kinds of the waste gas of the VOCs are various, and the waste gas includes alkanes, alkenes, aromatics, alcohols, esters, aldehydes, ketones, acids, acid anhydrides, amides and the like. Two treatment methods are adopted for organic waste gas treatment: one is chemical combustion and one is physical adsorption. The chemical combustion requires that the content of VOCs (volatile organic compounds) in the waste gas reaches a certain concentration, the paint spraying waste gas is captured by paint mist, the concentration is low, and direct combustion conditions are not provided, so that a physical adsorption scheme is generally adopted.
The most commonly used adsorbents for organic waste gas physical adsorption processes are both activated carbon and molecular sieve zeolites. The zeolite is non-combustible, has larger adaptability to humidity and RH <90 percent, and has long service life and high one-time investment cost; the active carbon has short service life and higher operation cost. In the prior art, a combined process of adsorption concentration and catalytic combustion is adopted, VOCs are adsorbed and concentrated by activated carbon, and low-temperature combustion is realized by electric heating of a catalyst. However, although the method is simple in process and low in cost, secondary pollution is easily caused, and low-temperature combustion is not environment-friendly.
SUMMERY OF THE UTILITY MODEL
For solving the problem in the above-mentioned background art, the utility model provides a sludge waste gas VOCs processing apparatus.
The utility model provides a following technical scheme:
the utility model provides a mud waste gas VOCs processing apparatus, it is including the scrubbing tower, biological filter, photocatalysis room and the clean room that set gradually, one side of scrubbing tower is connected with waste gas and advances the pipe, the inside of scrubbing tower is provided with sprays layer and packing layer, the top of scrubbing tower is provided with the air outlet, the scrubbing tower bottom is the circulating water pond, the circulating water pond passes through circulating water pump and sprays the water piping connection on layer, the scrubbing tower passes through the air outlet and is connected with biological filter, be provided with washing liquid shower and biological packing layer in the biological filter, biological packing layer is located the below of washing liquid shower, the top in biological filter is passed through the pipeline and is connected with the photocatalysis room, the photocatalysis room is connected with the clean room again, be provided with the active carbon layer in the clean room.
Furthermore, a washing liquid spray pipe of the biological filter is communicated with a circulating water tank of the washing tower, and the bottom of the biological filter is communicated with the circulating water tank at the bottom of the washing tower through a pipeline.
Furthermore, the packing layer in the washing tower is made of polypropylene plastics into a spherical shape.
Further, the biological filler layer is activated sludge or biological active filler.
Further, the photocatalysis chamber adopts a UV photocatalyst.
Compared with the prior art, the beneficial effects of the utility model are that: spray through the scrubbing tower, remove dust to waste gas and handle, get rid of the tiny granule in the waste gas, then carry out biological treatment and get rid of the VOCs in the waste gas, further get rid of VOCs through UV photocatalyst again, handle through the active carbon layer at last, the clean gas of discharge. The biological method has the advantages of low investment, high removal efficiency, low energy consumption, no secondary pollution and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the photocatalytic chamber of the present invention.
Fig. 3 is a schematic structural diagram of the packing layer inside the scrubber tower of the present invention.
In the figure: 1. a washing tower 11, a spraying layer 12, a filler layer 121, polypropylene plastic 122 and a frame; 2. a biological filter 21, a washing liquid spray pipe 22 and a biological filler tank; 3. a photocatalysis chamber 31, a UV photocatalyst layer 32, a nano microporous active silicon layer 4, a purification chamber 41 and an active carbon layer; 5. an exhaust gas inlet pipe; 6. air outlet, 7, circulating water pool, 8, circulating water pump, 9, water supply pipe, 10 and pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the sludge waste gas VOCs treatment apparatus of the present invention comprises a washing tower 1 and a biological filter 2 arranged in sequence, photocatalysis room 3 and clean room 4, one side of scrubbing tower 1 is connected with waste gas and advances pipe 5, the inside of scrubbing tower 1 is provided with sprays layer 11 and packing layer 12, the top of scrubbing tower 1 is provided with air outlet 6, scrubbing tower 1 bottom is circulating water pond 7, circulating water pond 7 passes through circulating water pump 8 and is connected with the delivery pipe 9 that sprays layer 11, scrubbing tower 1 passes through air outlet 6 and is connected with biological filter 2, be provided with washing liquid shower 21 and biological packing layer 22 in the biological filter 2, biological packing layer 22 is located the below of washing liquid shower 21, the top of biological filter 2 is passed through pipeline 10 and is connected with photocatalysis room 3, photocatalysis room 3 is connected with clean room 4 again, be provided with activated carbon layer 41 in the clean room 4.
A washing liquid spray pipe 21 of the biological filter 2 is communicated with a circulating water tank 7 of the washing tower 1, and the bottom of the biological filter 2 is communicated with the circulating water tank 7 at the bottom of the washing tower 1 through a pipeline 10. Thus, the water sprayed by the spray layer 11 and the cleaning solution spray pipe 21 in the washing tower 1 and the washing tower 1 can be recycled.
As shown in FIG. 3, the packing layer 12 in the scrubber tower 1 is made of polypropylene plastic 121 into a plurality of balls, and the polypropylene plastic 121 is fixed at the periphery by a frame 122. The filter has the advantages of high filtering speed, large dirt interception capacity and good filtering effect, and is a good waste gas purifying material.
The biological filler layer 22 is active sludge or biological active filler.
As shown in fig. 2, the photocatalytic chamber 3 has a UV photocatalyst layer 31 and a nano-microporous active silicon layer 32, and the UV photocatalyst layer 31 can effectively degrade VOCs due to its strong oxidizing ability, and generates a stronger catalytic degradation function under the action of ultraviolet light. The nano microporous active silicon layer 32 has strong adsorption capacity and effectively removes toxic substances.
The UV photocatalyst layer 31 decomposes the contaminants instead of adsorbing the contaminants, and the quality change rather than the quantity change occurs, and irreversible decomposition is performed on the contaminants; the UV photocatalytic oxidation almost has a strong decomposition effect on all bacteria, viruses and organic pollutants, and particularly thoroughly decomposes bacteria and viruses which are not easy to perceive by people; the final products of UV photocatalytic oxidation are carbon dioxide and water, which are harmless to human bodies and can not generate secondary pollution to the environment caused by similar disinfectants.
Waste gas is led out by the waste gas inlet pipe 5 and then enters the washing tower 1 for purification treatment, and certain filler is added in the washing tower 1, so that the waste gas can be fully contacted with washing liquid, and the dust removal effect is achieved.
Biological purification of exhaust gas is that microorganisms convert VOCs in the exhaust gas into simple inorganic substances (CO) through metabolic activity2Water, etc.) and cellular constituent materials.
The washing liquid is sprayed from the top of the biological filter 2, VOCs and O in the waste gas2In the process, the liquid phase is introduced, the washing liquid absorbing VOCs enters the biological filler layer 22 (activated sludge), the VOCs in the washing liquid are degraded by the activated sludge in the biological filler pool, and the regenerated washing liquid is recycled. The washing liquid is mainly water.
When the biological filler layer 22 is a microbial filler, the waste gas is humidified by the washing liquid and then enters the biological filler layer 22, and flows through the biological active filler layer with the thickness of 0.5-1m, and in the process, the pollutants are transferred into the biological phase from the gas phase and are further oxidized and decomposed. VOCs flow through the filler with microorganisms attached to the surface, and are degraded after contacting with the microorganisms.
Then, the excess untreated VOCs pass through the UV photocatalyst through the photocatalytic chamber 3, the UV photocatalyst has strong oxidizing ability and can effectively degrade the VOCs, and finally, the UV photocatalyst passes through the activated carbon layer 41 to obtain clean gas.
The activated carbon is activated and has the characteristics of large specific surface area and many pores, so that the activated carbon has strong adsorption capacity. The activated carbon waste gas treatment equipment does not produce secondary pollution, and has low equipment investment and high purification efficiency.
The utility model discloses a sludge waste gas VOCs processing apparatus has scrubbing tower 1, biological filter 2, photocatalysis room 3 and clean room 4, sprays through the scrubbing tower, removes dust to waste gas and handles, gets rid of the tiny granule in the waste gas, then carries out biological treatment and gets rid of the VOCs in the waste gas, further gets rid of VOCs through the UV photocatalyst again, handles through the active carbon layer at last, discharges clean gas. The biological method has the advantages of low investment, high removal efficiency, low energy consumption, no secondary pollution and the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a mud waste gas VOCs processing apparatus which characterized in that: it is including the scrubbing tower, biological filter, photocatalysis room and the clean room that set gradually, one side of scrubbing tower is connected with waste gas and advances the pipe, the inside of scrubbing tower is provided with sprays layer and packing layer, the top of scrubbing tower is provided with the air outlet, the scrubbing tower bottom is circulating water tank, circulating water tank passes through circulating water pump and the delivery pipe connection that sprays the layer, the scrubbing tower passes through the air outlet and is connected with biological filter, be provided with washing liquid shower and biological packing layer in the biological filter, biological packing layer is located the below of washing liquid shower, the top in biological filter is passed through the pipeline and is connected with the photocatalysis room, the photocatalysis room is connected with the clean room again, be provided with the active carbon layer in the clean room.
2. The device for treating VOCs in sludge waste gas according to claim 1, wherein: and a washing liquid spray pipe of the biological filter is communicated with a circulating water tank of the washing tower, and the bottom of the biological filter is communicated with the circulating water tank at the bottom of the washing tower through a pipeline.
3. The device for treating VOCs in sludge waste gas according to claim 1, wherein: the packing layer in the washing tower is made of polypropylene plastics into a spherical shape.
4. The device for treating VOCs in sludge waste gas according to claim 1, wherein: the biological filler layer is active sludge or biological active filler.
5. The device for treating VOCs in sludge waste gas according to claim 1, wherein: the photocatalysis chamber adopts UV photocatalyst.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920515860.7U CN210079133U (en) | 2019-04-16 | 2019-04-16 | Sludge waste gas VOCs processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920515860.7U CN210079133U (en) | 2019-04-16 | 2019-04-16 | Sludge waste gas VOCs processing apparatus |
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| CN210079133U true CN210079133U (en) | 2020-02-18 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389115A (en) * | 2020-04-26 | 2020-07-10 | 南京金德瑞环保科技有限公司 | Air ammonia removal zeolite odor removal box with sterilization function |
| CN112604492A (en) * | 2020-11-23 | 2021-04-06 | 连云港龙展环保科技有限公司 | Method for treating organic waste gas by adopting absorption-degradation sectional type biological reaction device |
| CN112973438A (en) * | 2021-02-23 | 2021-06-18 | 华能（天津）煤气化发电有限公司 | IGCC-based sulfur recovery waste gas purification process |
| CN114887435A (en) * | 2022-05-05 | 2022-08-12 | 紫科装备股份有限公司 | Process for treating waste water and gas in petroleum production |
| CN115487663A (en) * | 2022-11-17 | 2022-12-20 | 利华益维远化学股份有限公司 | Purification system and purification method for VOCs waste gas containing high-concentration aromatic hydrocarbons |
| CN117018861A (en) * | 2023-08-25 | 2023-11-10 | 威海蓝创环保设备有限公司 | Photocatalytic treatment process for VOC-containing waste gas |
| CN117138543A (en) * | 2023-09-15 | 2023-12-01 | 苏州汉特环保工程有限公司 | Laboratory waste gas treatment system and method |
| CN118807454A (en) * | 2024-07-10 | 2024-10-22 | 江苏生久环境科技有限公司 | A biological filter system with a wide-area spraying device |
-
2019
- 2019-04-16 CN CN201920515860.7U patent/CN210079133U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389115A (en) * | 2020-04-26 | 2020-07-10 | 南京金德瑞环保科技有限公司 | Air ammonia removal zeolite odor removal box with sterilization function |
| CN112604492A (en) * | 2020-11-23 | 2021-04-06 | 连云港龙展环保科技有限公司 | Method for treating organic waste gas by adopting absorption-degradation sectional type biological reaction device |
| CN112973438A (en) * | 2021-02-23 | 2021-06-18 | 华能（天津）煤气化发电有限公司 | IGCC-based sulfur recovery waste gas purification process |
| CN114887435A (en) * | 2022-05-05 | 2022-08-12 | 紫科装备股份有限公司 | Process for treating waste water and gas in petroleum production |
| CN114887435B (en) * | 2022-05-05 | 2022-11-25 | 紫科装备股份有限公司 | A treatment process for petroleum oil production sewage and waste gas |
| CN115487663A (en) * | 2022-11-17 | 2022-12-20 | 利华益维远化学股份有限公司 | Purification system and purification method for VOCs waste gas containing high-concentration aromatic hydrocarbons |
| CN115487663B (en) * | 2022-11-17 | 2023-05-09 | 利华益维远化学股份有限公司 | VOCs waste gas purification system containing high-concentration aromatic hydrocarbon and purification method |
| CN117018861A (en) * | 2023-08-25 | 2023-11-10 | 威海蓝创环保设备有限公司 | Photocatalytic treatment process for VOC-containing waste gas |
| CN117138543A (en) * | 2023-09-15 | 2023-12-01 | 苏州汉特环保工程有限公司 | Laboratory waste gas treatment system and method |
| CN118807454A (en) * | 2024-07-10 | 2024-10-22 | 江苏生久环境科技有限公司 | A biological filter system with a wide-area spraying device |
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