CN110665335A - VOCs adsorbs concentrated on-line monitoring system - Google Patents
VOCs adsorbs concentrated on-line monitoring system Download PDFInfo
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- CN110665335A CN110665335A CN201911109963.4A CN201911109963A CN110665335A CN 110665335 A CN110665335 A CN 110665335A CN 201911109963 A CN201911109963 A CN 201911109963A CN 110665335 A CN110665335 A CN 110665335A
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 54
- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 37
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000010457 zeolite Substances 0.000 claims abstract description 37
- 230000003647 oxidation Effects 0.000 claims abstract description 29
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 29
- 238000001179 sorption measurement Methods 0.000 claims abstract description 25
- 230000001172 regenerating effect Effects 0.000 claims abstract description 21
- 238000003795 desorption Methods 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000005192 partition Methods 0.000 claims abstract description 15
- 238000009827 uniform distribution Methods 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 30
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000002912 waste gas Substances 0.000 abstract description 2
- 239000002918 waste heat Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—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
- B01D53/06—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 moving adsorbents, e.g. rotating beds
-
- 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
- B01D53/30—Controlling by gas-analysis apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
-
- 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
Abstract
The invention discloses an online monitoring system for VOCs adsorption concentration, which belongs to the field of waste gas treatment and comprises a dry filter, a zeolite rotating wheel, a regenerative oxidation furnace and a chimney, wherein a heat exchange structure is arranged on a pipeline between the regenerative oxidation furnace and the chimney and comprises a heat exchange chamber, a honeycomb heat exchange pipe, a central partition plate, a gas uniform distribution plate, an air inlet pipe and an air outlet pipe, and an emergency treatment structure with concentration exceeding is arranged on a pipeline in front of the dry filter and comprises an air filter, an emergency discharge pipeline, an emergency discharge valve and an active carbon filter. According to the invention, the heat exchange chamber is divided into two parts by the central partition plate of the heat exchange structure, and the waste heat of the regenerative oxidation furnace is utilized to respectively heat VOCs gas which enters the zeolite rotating wheel desorption area and before the VOCs gas enters the regenerative oxidation furnace after desorption, so that the electric energy loss of an additional heating device is reduced, and the VOCs can be emergently discharged when the concentration of the VOCs exceeds the standard through the emergency discharge pipeline, so that the explosion risk is reduced.
Description
Technical Field
The invention relates to the field of waste gas treatment, in particular to an online VOCs adsorption and concentration monitoring system.
Background
VOCs are organic matters with boiling points of 50-250 ℃, saturated vapor pressure of over 133.32Pa at room temperature and existing in air in a vapor form at room temperature, are important precursors for forming haze, are directly discharged into the atmosphere to cause air pollution, often generate a large amount of VOCs in industrial production, and are treated by adopting a Regenerative Thermal Oxidizer (RTO) thermal oxidation mode at present;
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.
Disclosure of Invention
The invention aims to solve the problems in the background technology, and designs an online monitoring system for VOCs adsorption concentration.
The technical scheme of the invention is that the VOCs adsorption concentration online monitoring system comprises a dry filter, a zeolite rotating wheel, a heat accumulating type oxidation furnace and a chimney, wherein the dry filter, the zeolite rotating wheel, the heat accumulating type oxidation furnace and the chimney are sequentially connected through a pipeline;
a heat exchange structure is arranged on a pipeline between the regenerative oxidation furnace and the chimney, the heat exchange structure comprises a heat exchange chamber, a honeycomb heat exchange pipe, a central partition plate, gas uniform distribution plates, air inlet pipes and air outlet pipes, the heat exchange chamber is communicated between the regenerative oxidation furnace and the chimney, the honeycomb heat exchange pipe is arranged in the heat exchange chamber, the central partition plate separates the heat exchange chamber and the honeycomb heat exchange pipe into two parts, the gas uniform distribution plates are arranged at the bottom of the heat exchange chamber, the two air inlet pipes are arranged below the heat exchange chamber and are positioned below the gas uniform distribution plates on two sides of the central partition plate, and the two air outlet pipes are arranged above the heat exchange chamber and are positioned on two sides; and an emergency treatment structure with overproof concentration is arranged on the front pipeline of the dry filter.
Preferably, concentration emergency treatment structure that exceeds standard includes air cleaner, emergent discharge line, emergent blow-off valve, active carbon filter, air cleaner draws forth a pipeline and dry-type filter front tube way intercommunication, emergent discharge line draws forth and communicates with the chimney from dry-type filter front tube way, emergent blow-off valve is installed on emergent discharge line, active carbon filter installs on emergent discharge line.
Preferably, an air fan is arranged in front of the air filter, and an air outlet end of the air fan is communicated with the air filter.
Preferably, a first VOCs concentration sensor is mounted on a pipeline in front of the air filter behind the emergency discharge pipeline.
Preferably, a second VOCs concentration sensor is arranged on a pipeline in front of the dry filter behind the air filter.
Preferably, the central partition and the honeycomb heat exchange tubes are parallel.
Preferably, the pipeline behind the dry filter is divided into two paths, wherein one path of pipeline is discharged to a chimney through an adsorption area of the zeolite rotating wheel, the other path of pipeline is led to one air inlet pipe through a cooling area of the zeolite rotating wheel, led out from a corresponding air outlet pipe and led to a desorption area of the zeolite rotating wheel, then led out from the desorption area of the zeolite rotating wheel to the other air inlet pipe and discharged to a regenerative oxidation furnace from the other air outlet pipe, and an outlet of the regenerative oxidation furnace is led to the heat exchange chamber through a pipeline and led to the chimney through a honeycomb heat exchange pipe.
Preferably, an exhaust fan is arranged on a pipeline between the front of the dry filter and the rear of the desorption region of the zeolite rotating wheel after the adsorption region of the zeolite rotating wheel.
Advantageous effects
The invention provides an online monitoring system for VOCs adsorption concentration, which has the following beneficial effects that through the structural design of the system, a heat exchange chamber is divided into two parts by using a central partition plate of a heat exchange structure, and VOCs gas which enters a zeolite rotating wheel desorption area and enters a regenerative oxidation furnace after desorption is respectively heated by using waste heat of the regenerative oxidation furnace, so that the electric energy loss caused by an additional heating device is reduced, and the VOCs can be emergently discharged when the concentration of the VOCs exceeds the standard through an emergency discharge pipeline, so that the explosion risk is reduced, and the pollution to the environment caused by directly discharging the VOCs into the atmosphere through a chimney is avoided through an activated carbon filter of the emergency discharge pipeline.
Drawings
FIG. 1 is a schematic diagram of the structure of an on-line monitoring system for VOCs adsorption concentration according to the present invention;
FIG. 2 is a schematic cross-sectional view of a heat exchange chamber of the VOCs adsorption concentration on-line monitoring system of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;
fig. 4 is a schematic structural diagram of a gas distribution plate of the online monitoring system for adsorption and concentration of VOCs according to the present invention.
In the figure, 1, a dry filter; 2. a zeolite wheel; 3. a regenerative oxidation furnace; 5. a chimney; 6. a heat exchange chamber; 7. a honeycomb heat exchange tube; 8. a central partition; 9. a gas uniform distribution plate; 10. an air inlet pipe; 11. an air outlet pipe; 12. an air filter; 13. an emergency discharge pipeline; 14. an emergency drain valve; 15. an activated carbon filter; 16. an air blower; 17. a first VOCs concentration sensor; 18. a second VOCs concentration sensor; 19. an exhaust fan.
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. 1-4, the present invention provides a technical solution: a VOCs adsorbs concentrated on-line monitoring system, including dry filter 1, zeolite runner 2, regenerative oxidation furnace 3, chimney 5, dry filter 1, zeolite runner 2, regenerative oxidation furnace 3, chimney 5 loop through the pipeline to connect sequentially, the dry filter 1 is filtered for the third grade, filter the grade to be G4, F7, F9 separately, it is plate-type filtration of glass fiber, synthetic fiber bag-type filtration and synthetic fiber bag-type filtration separately, the three are prior art;
a heat exchange structure is arranged on a pipeline between the regenerative oxidation furnace 3 and the chimney 5, the heat exchange structure comprises a heat exchange chamber 6, a honeycomb heat exchange pipe 7, a central partition plate 8, a gas uniform distribution plate 9, an air inlet pipe 10 and an air outlet pipe 11, the heat exchange chamber 6 is communicated between the regenerative oxidation furnace 3 and the chimney 5, the honeycomb heat exchange pipe 7 is arranged in the heat exchange chamber 6, the honeycomb heat exchange tubes 7 are arranged in the heat exchange chamber in a rectangular distribution mode through a plurality of tubular structures, two ends of each tubular structure are open, the outer parts of two ends of the honeycomb heat exchange tube are inserted into the plate-shaped structure, the heat exchange chamber 6 and the honeycomb heat exchange tube 7 are separated into two parts by the central partition plate 8, the gas uniform distribution plate 9 is arranged at the bottom of the heat exchange chamber 6, the gas uniform distribution plate 9 is of a porous plate-shaped structure, the two air inlet pipes 10 are arranged below the heat exchange chamber 6 and are positioned below the gas uniform distribution plates 9 on two sides of the central partition plate 8, and the two air outlet pipes 11 are arranged above the heat exchange chamber 6 and are positioned on two sides of; the pipeline in front of the dry filter 1 is provided with an emergency treatment structure with concentration exceeding standard, and the heat storage oxidation furnace 3 can adopt a three-bed RTO or a five-bed RTO.
The central partition 8 is parallel to the honeycomb heat exchange tubes 7 and divides the heat exchange chamber 6 into two spaces.
The pipeline behind the dry filter 1 is divided into two paths, wherein one path is discharged to a chimney 5 through an adsorption area of the zeolite rotating wheel 2, the other path is led to one air inlet pipe 10 through a cooling area of the zeolite rotating wheel 2, led out from the corresponding air outlet pipe 11 and led to a desorption area of the zeolite rotating wheel 2, then led out from a desorption area of the zeolite rotating wheel 2 to the other air inlet pipe 10 and discharged to the heat accumulating type oxidation furnace 3 from the other air outlet pipe 11, an outlet of the heat accumulating type oxidation furnace 3 is led to a heat exchange chamber 6 through a pipeline and led to the chimney 5 through a honeycomb heat exchange pipe 7, and the pipelines adopt heat preservation pipelines.
An exhaust fan 19 is arranged on a pipeline in front of the dry filter 1 and behind the desorption region of the zeolite rotating wheel 2 after the adsorption region of the zeolite rotating wheel 2 and used for conveying VOCs gas and providing air pressure for the adsorption and desorption of the adsorption region and the desorption region of the zeolite rotating wheel 2.
Concentration emergency treatment structure that exceeds standard includes air cleaner 12, emergent discharge line 13, emergent discharge valve 14, activated carbon filter 15, air cleaner 12 draws forth a pipeline and dry-type filter 1 front pipeline intercommunication, emergent discharge line 13 draws forth and communicates with chimney 5 from dry-type filter 1 front pipeline, emergent discharge valve 14 is installed on emergent discharge line 13, activated carbon filter 15 is installed on emergent discharge line 13, emergent discharge valve 14 is the solenoid valve, its control end is connected with host computer PLC.
An air fan 16 is arranged in front of the air filter 12, the air outlet end of the air fan 16 is communicated with the air filter 12, the air exhaust fan 19 and the air fan 16 in the system are controlled by frequency converters, the frequency converters can adopt Siemens G120 frequency converters, and the fan rotating speed control can be realized by matching with an upper computer PLC controller, and the specific control method is the prior art.
And a first VOCs concentration sensor 17 is arranged on a pipeline in front of the air filter 12 behind the emergency discharge pipeline 13, and the first VOCs concentration sensor 17 transmits a signal to an upper computer PLC.
And a second VOCs concentration sensor 18 is arranged on a pipeline in front of the dry filter 1 behind the air filter 12, and the second VOCs concentration sensor 18 transmits signals to the upper computer PLC.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, and specific connection and control sequences.
In this embodiment:
firstly, VOCs gas from the outside is pumped from a pipeline to a dry filter 1 through an exhaust fan 19 for filtration, part of the filtered gas continuously runs to an adsorption zone of a zeolite rotating wheel 2, is adsorbed by the zeolite rotating wheel 2 and then is discharged to a chimney 5, and then is discharged to the atmosphere along with the chimney;
a part of gas flows into a cooling zone of the zeolite rotating wheel 2 through another pipeline to cool the zeolite rotating wheel 2, then enters the heat exchange chamber 6 through an air inlet pipe 10, the gas heated by the heat exchange chamber 6 flows out of an air outlet pipe 11 and then flows into a desorption zone of the zeolite rotating wheel 2 to desorb VOCs on the zeolite rotating wheel 2, high-concentration VOCs gas is obtained after desorption, then the gas enters the heat exchange chamber 6 again under the pressurization of an exhaust fan 19 through the pipeline, the gas entering the heat exchange chamber 6 twice does not interfere with each other due to the action of a central baffle plate 8, then the gas enters the heat storage oxidation furnace 3 through the pipeline to be subjected to high-temperature oxidation decomposition and then is discharged into the heat exchange chamber 6 through the pipeline, and the gas is discharged into a chimney 5 through the pipeline after being subjected to heat;
the gas uniform distribution plate 9 uniformly distributes gas entering from the air inlet pipe 11 and then discharges the gas into gaps among the honeycomb heat exchange pipes 7, so that the honeycomb heat exchange pipes 7 can heat the gas conveniently;
in the operation of the system, VOCs concentration signals are transmitted to the upper computer PLC in real time through the first VOCs concentration sensor 17 and the second VOCs concentration sensor 18, then the PLC detects the VOCs concentration signals in real time, when the concentration of the first VOCs concentration sensor 17 exceeds the standard, the upper computer PLC controls the air fan 16 to work, fresh air filtered by the air filter 12 is supplemented into a pipeline, and at the moment, if the reading of the second VOCs concentration sensor 18 does not exceed the standard, the operation state is maintained;
if the readings of the second VOCs concentration sensor 18 exceed the standard, the upper computer PLC controls the emergency discharge pipeline 13 to be opened, and the emergency discharge pipeline 13 and the activated carbon filter 15 filter the filtered gas and then discharge the gas to the chimney 5 so as to enter the atmosphere.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
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 (8)
1. The VOCs adsorption concentration online monitoring system is characterized by comprising a dry filter (1), a zeolite rotating wheel (2), a regenerative oxidation furnace (3) and a chimney (5), wherein the dry filter (1), the zeolite rotating wheel (2), the regenerative oxidation furnace (3) and the chimney (5) are sequentially connected through a pipeline; a heat exchange structure is arranged on a pipeline between the heat accumulating type oxidation furnace (3) and the chimney (5), the heat exchange structure comprises a heat exchange chamber (6), honeycomb heat exchange tubes (7), a central partition plate (8), a gas uniform distribution plate (9), an air inlet pipe (10) and an air outlet pipe (11), the heat exchange chamber (6) is communicated between the regenerative oxidation furnace (3) and the chimney (5), the honeycomb heat exchange tubes (7) are arranged in the heat exchange chamber (6), the central clapboard (8) separates the heat exchange chamber (6) and the honeycomb heat exchange tubes (7) into two parts, the gas uniform distribution plates (9) are arranged at the bottom of the heat exchange chamber (6), the two air inlet pipes (10) are arranged below the heat exchange chamber (6) and are positioned below the gas uniform distribution plates (9) on the two sides of the central partition plate (8), and the two air outlet pipes (11) are arranged above the heat exchange chamber (6) and are positioned on the two sides of the central partition plate (8); and a concentration standard exceeding emergency processing structure is arranged on the pipeline in front of the dry filter (1).
2. The VOCs adsorption concentration online monitoring system according to claim 1, wherein the concentration exceeding emergency treatment structure comprises an air filter (12), an emergency discharge pipeline (13), an emergency discharge valve (14) and an activated carbon filter (15), the air filter (12) leads out a pipeline which is communicated with a front pipeline of the dry filter (1), the emergency discharge pipeline (13) leads out from the front pipeline of the dry filter (1) and is communicated with a chimney (5), the emergency discharge valve (14) is installed on the emergency discharge pipeline (13), and the activated carbon filter (15) is installed on the emergency discharge pipeline (13).
3. The system for on-line monitoring of adsorption and concentration of VOCs according to claim 2, wherein an air blower (16) is arranged in front of the air filter (12), and an air outlet end of the air blower (16) is communicated with the air filter (12).
4. The system for on-line monitoring of adsorption and concentration of VOCs according to claim 2, wherein a first VOCs concentration sensor (17) is installed on a pipeline behind the emergency discharge pipeline (13) and in front of the air filter (12).
5. The system for on-line monitoring of adsorption and concentration of VOCs according to claim 2, wherein a second VOCs concentration sensor (18) is installed on a pipeline in front of the dry filter (1) after the air filter (12).
6. An on-line monitoring system for adsorption concentration of VOCs according to claim 1, wherein said central baffle (8) and honeycomb heat exchange tubes (7) are parallel.
7. The system for on-line monitoring of adsorption and concentration of VOCs according to claim 1, wherein the pipeline behind the dry filter (1) is divided into two paths, one path is discharged to a chimney (5) through the adsorption zone of the zeolite rotating wheel (2), the other path is led to one air inlet pipe (10) through the cooling zone of the zeolite rotating wheel (2), led out from the corresponding air outlet pipe (11) and led to the desorption zone of the zeolite rotating wheel (2), and led out from the desorption zone of the zeolite rotating wheel (2) to the other air inlet pipe (10) and discharged from the other air outlet pipe (11) to the regenerative oxidation furnace (3), and the outlet of the regenerative oxidation furnace (3) is led to the heat exchange chamber (6) through a pipeline and led to the chimney (5) through the honeycomb heat exchange pipe (7).
8. An on-line monitoring system for adsorption and concentration of VOCs according to claim 1, characterized in that an exhaust fan (19) is arranged on the pipeline before the dry filter (1) and after the adsorption zone of the zeolite rotating wheel (2) and after the desorption zone of the zeolite rotating wheel (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911109963.4A CN110665335A (en) | 2019-11-14 | 2019-11-14 | VOCs adsorbs concentrated on-line monitoring system |
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| CN201911109963.4A CN110665335A (en) | 2019-11-14 | 2019-11-14 | VOCs adsorbs concentrated on-line monitoring system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773884A (en) * | 2020-06-09 | 2020-10-16 | 中国科学院力学研究所 | Organic gas purification treatment system |
| CN114632401A (en) * | 2022-03-14 | 2022-06-17 | 山东保蓝环保工程有限公司 | Zeolite runner condensation recovery unit |
| CN115318065A (en) * | 2022-08-28 | 2022-11-11 | 山东绿立冠环保科技有限公司 | Low concentration organic waste gas purification treatment equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030070549A1 (en) * | 2001-10-16 | 2003-04-17 | Ming-Shean Chou | Treatment system for waste gas containing volatile organic compounds |
| CN105066148A (en) * | 2015-08-13 | 2015-11-18 | 中国石油化工股份有限公司 | Low-temperature heat accumulating type method for treating VOCs gas in catalytic oxidation manner |
| CN204865454U (en) * | 2015-08-26 | 2015-12-16 | 山东皓隆环境科技有限公司 | Molecular sieve runner adsorbs concentrated gyration RTO burning heat recovery system |
| CN105903313A (en) * | 2016-05-30 | 2016-08-31 | 江苏三井环保股份有限公司 | Exhaust gas concentrating regenerative thermal oxidization system |
| CN207056264U (en) * | 2017-03-24 | 2018-03-02 | 上海华懋环保节能设备有限公司 | Volatile organic waste gas treatment system |
| CN211133489U (en) * | 2019-11-14 | 2020-07-31 | 广东紫方环保技术有限公司 | VOCs adsorbs concentrated on-line monitoring system |
-
2019
- 2019-11-14 CN CN201911109963.4A patent/CN110665335A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030070549A1 (en) * | 2001-10-16 | 2003-04-17 | Ming-Shean Chou | Treatment system for waste gas containing volatile organic compounds |
| CN105066148A (en) * | 2015-08-13 | 2015-11-18 | 中国石油化工股份有限公司 | Low-temperature heat accumulating type method for treating VOCs gas in catalytic oxidation manner |
| CN204865454U (en) * | 2015-08-26 | 2015-12-16 | 山东皓隆环境科技有限公司 | Molecular sieve runner adsorbs concentrated gyration RTO burning heat recovery system |
| CN105903313A (en) * | 2016-05-30 | 2016-08-31 | 江苏三井环保股份有限公司 | Exhaust gas concentrating regenerative thermal oxidization system |
| CN207056264U (en) * | 2017-03-24 | 2018-03-02 | 上海华懋环保节能设备有限公司 | Volatile organic waste gas treatment system |
| CN211133489U (en) * | 2019-11-14 | 2020-07-31 | 广东紫方环保技术有限公司 | VOCs adsorbs concentrated on-line monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| 周长征 李学涛: "制药工程原理与设备", 中国医药科技出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773884A (en) * | 2020-06-09 | 2020-10-16 | 中国科学院力学研究所 | Organic gas purification treatment system |
| CN114632401A (en) * | 2022-03-14 | 2022-06-17 | 山东保蓝环保工程有限公司 | Zeolite runner condensation recovery unit |
| CN115318065A (en) * | 2022-08-28 | 2022-11-11 | 山东绿立冠环保科技有限公司 | Low concentration organic waste gas purification treatment equipment |
| CN115318065B (en) * | 2022-08-28 | 2023-08-08 | 青岛德尔通用环保科技有限公司 | Low-concentration organic waste gas purifying treatment equipment |
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