CN207254038U - A kind of efficient organic waste gas treatment system - Google Patents
A kind of efficient organic waste gas treatment system Download PDFInfo
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- CN207254038U CN207254038U CN201721796603.2U CN201721796603U CN207254038U CN 207254038 U CN207254038 U CN 207254038U CN 201721796603 U CN201721796603 U CN 201721796603U CN 207254038 U CN207254038 U CN 207254038U
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Abstract
The utility model discloses a kind of efficient organic waste gas treatment system, it is related to organic technical field of waste gas treatment, including a phase change heat accumulator, a filter, one group of primary adsorbent bed, one group of advanced adsorbent bed, a collection chamber, a detector, an exhaust blower, a spare adsorbent bed, a desorption wind turbine, a Heat Room, an electrical heating room, a catalyst chamber, a spark arrester and a benefit air-cooler.The beneficial effects of the utility model are, using washing except coating cloud+desiccant dehumidification+activated carbon fiber absorption (concentration)+catalysis burning desorption processing organic exhaust gas.Ensure the service life and high efficiency clean-up effect qualified discharge of activated carbon fibre；Adsorbent is reusable, operating cost is low；Have the advantages that resistance is low, service life is long, purification efficiency is high；Activated carbon fiber adsorption surface area is big, and loading is few, dangerous waste disposal expense after can reducing several years.
Description
Technical field
VOCs treatment technical field is the utility model is related to, particularly a kind of efficient organic waste gas treatment system.
Background technology
VOCs treatment, refers to use multiple technologies measure, reduces consumption of organic solvent by different approaches or exhaust is net
Change to eliminate Organic Waste Gas Pollution, Organic Waste Gas Pollution source distribution is extensive, to prevent from polluting, except reducing consumption of organic solvent to subtract
The generation and discharge of few organic exhaust gas are outer, and exhaust gas purification is current practicable governance way；Common method have absorption method,
Absorption process, combustion method, condensation method, bioanalysis etc., select purification method when, should preferentially select as the case may be expense it is low, consumption
Can less, the method for non-secondary pollution, accomplish to turn harm into good as far as possible, fully recycle component and waste heat；VOCs treatment
Mode substantially has following several at present：Liquid absorption method, direct combustion method, Production by Catalytic Combustion Process, active carbon adsorption, Carbon fibe are inhaled
Attached concentration Production by Catalytic Combustion Process, runner absorption+RTO burnings etc., active carbon adsorption is adapted to low concentration, low temperature, has efficiency
The higher, advantage such as operating cost is low, but it is low with desorption efficiency with absorption, there is the shortcomings that secondary dangerous waste produces.
Utility model content
The purpose of this utility model is to handle organic exhaust gas, improves treatment effect, reduces the probability of dangerous waste, devise
A kind of efficient organic waste gas treatment system.
Realize that above-mentioned purpose the technical solution of the utility model is, a kind of efficient organic waste gas treatment system, including a phase
Become storage heater；One spray chamber, it is connected by pipeline with phase change heat accumulator；One filter, it is connected by pipeline with spray chamber；
One group of primary adsorbent bed, the air inlet of each primary adsorbent bed pass through pipeline and valve in parallel filter respectively；One group of advanced suction
Attached bed, the air inlet of each advanced adsorbent bed connect a primary adsorbent bed by pipeline with valve respectively；One collection chamber, its import
The outlet of each advanced adsorbent bed is connected with valve in parallel by pipeline；One detector, it is installed on collection chamber；One exhaust blower,
It connects the outlet of collection chamber, the outlet air of exhaust blower by pipeline with valve；One spare adsorbent bed, its air inlet lead to
Cross pipeline and connect collection chamber with valve, its gas outlet connects exhaust blower by pipeline with valve；One desorption wind turbine, it passes through pipeline
The desorption waste gas outlet of each primary adsorbent bed is connected with valve in parallel；One Heat Room, it connects desorption wind turbine by pipeline；One electricity
Heating chamber, it connects one end of Heat Room by pipeline；One catalyst chamber, its one end connect electrical heating room, the other end by pipeline
Connect the other end of Heat Room；One spark arrester, its one end connect the outlet of Heat Room, the other end by one group of pipeline and valve simultaneously
The hot steam import of each primary adsorbent bed of connection connection；One mends air-cooler, it connects suctions at different levels with valve in parallel by one group of pipeline
The hot steam import of attached bed；The phase change heat accumulator connects each primary adsorbent bed by pipeline with valve in parallel.
Further, the material in the filter is non-woven fabrics of synthetic fiber and aluminium compound, and synthetic fibers nonwoven
Accordion is made in cloth and aluminium compound.
Further, primary adsorbent bed, advanced adsorbent bed and the spare adsorbent bed use activated carbon fibre.
Further, the quantity of the primary adsorbent bed is three.
Further, the indoor nozzle of spray is liquid-phase nozzle.
Further, the catalyst in the catalyst chamber makees catalyst using the ceramic honey comb that Metal Palladium, platinum impregnate.
A kind of efficient organic waste gas treatment system made using the technical solution of the utility model, its advantage are：
Using washing except coating cloud+desiccant dehumidification+activated carbon fiber absorption (concentration)+catalysis burning desorption (parsing) processing organic exhaust gas.
Specifically, using three-stage filtration, the wherein third level is adsorbed for preparation, it is ensured that service life and the high efficiency purification of activated carbon fibre
Effect qualified discharge；Adsorbent is reusable, operating cost is low；Using new adsorbent-activated carbon fibre, this activated carbon
Fiber has the advantages that resistance is low, service life is long, purification efficiency is high compared with activated carbon tradition；It is desorbed equipment-catalysis point
Solution equipment is loaded on ceramic honey comb using good precious metal palladium, platinum and is made catalyst, decomposition temperature bottom, desorption preheating time is short,
Energy consumption is low；Activated carbon fiber adsorption surface area is big, and loading is few, dangerous waste disposal expense after can reducing several years.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of efficiently organic waste gas treatment system described in the utility model.
More than in each figure, 1, phase change heat accumulator；2nd, spray chamber；3rd, filter；4th, primary adsorbent bed；5th, advanced adsorbent bed；
6th, collection chamber；7th, detector；8th, exhaust blower；9th, spare adsorbent bed；10th, it is desorbed wind turbine；11st, Heat Room；12nd, electrical heating room；13、
Catalyst chamber；14th, spark arrester；15th, air-cooler is mended.
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model taken,
Below in conjunction with attached drawing and preferred embodiment, to according to specific embodiment of the present utility model, structure, feature and its effect, in detail
Carefully it is described as follows：
Absorption method is organic exhaust gas adsorption is stayed in the surface of solids using the adsorption function of adsorbent, due on the surface of solids
There is the unsaturated molecular attraction of lack of equilibrium or chemical bond force, therefore when this surface of solids is contacted with gas, can just attract
Gas molecule, makes its dense coalescence be maintained at the surface of solids；Using the adsorption capacity of the surface of solids, make the porous of exhaust gas and large area
Property solid matter is in contact, and the pollutant in exhaust gas is attracted on the surface of solids, it is separated with admixture of gas, reaches net
Change purpose.
A kind of efficiently organic waste gas treatment system of the application is designed according to absorption method, including a phase change heat accumulator,
One filter, one group of primary adsorbent bed, one group of advanced adsorbent bed, a collection chamber, a detector, an exhaust blower, a spare absorption
Bed, a desorption wind turbine, a Heat Room, an electrical heating room, a catalyst chamber, a spark arrester and one mend air-cooler.Wherein：
Phase change heat accumulator 1, for storing the heat absorbed in exhaust gas, phase change heat accumulator 1 is connected by pipeline and valve in parallel
Each primary adsorbent bed 4 (being illustrated in figure with dotted line) is connect, can be used as deposit for primary adsorbent bed 4.
Spray chamber 2, it is connected by pipeline with phase change heat accumulator 1, and the nozzle in the spray chamber 2 is liquid-phase nozzle, can
Cleaning solution is atomized into fine drop, is uniformly dispersed and in gas phase, increases liquid phase specific surface area, be conducive to improve collision and block
The probability of budgust dirt, reaches higher efficiency of dust collection.
Filter 3, it is connected by pipeline with spray chamber 2.Filtering material uses non-woven fabrics of synthetic fiber and aluminium compound
Accordion is made, has that ventilation quantity is big, resistance is small, in addition, coating cloud and a small amount of moisture enter adsorption cleaning dress in order to prevent
System is put, to ensure that the source of the gas of absorption processing system is clean, dry, without particle, frame, inner clip filtering are added into frame using metal net
Material, filter are installed in metal cabinet, periodic replacement.
One group of primary adsorbent bed 4, the air inlet of each primary adsorbent bed 4 pass through pipeline and valve in parallel filter 3 respectively
In the figure of the present embodiment, the quantity of primary adsorbent bed 4 is three；One group of advanced adsorbent bed 5, the air inlet of each advanced adsorbent bed 5
Mouth connects a primary adsorbent bed 4 by pipeline with valve respectively；One spare adsorbent bed 9, its air inlet are connected by pipeline and valve
Collection chamber 6 is connect, its gas outlet connects exhaust blower 8 with valve by pipeline；Wherein, primary adsorbent bed 4, advanced adsorbent bed 5 and standby
Activated carbon fibre is used with adsorbent bed 9.Activated carbon fibre belongs to microcrystalline carbon, irregular alignment, in interconnection in structure
Between have pore, be a kind of porous carbon, bulk density is low, and specific surface area is big, good absorption effect, and this activated carbon fiber not only has
Very big surface area, and also have more tiny hole --- capillary in carbon granule, this capillary has very strong adsorption capacity,
Since the surface area of carbon granule is very big, so can be come into full contact with gas (impurity)；The application by the way of three-stage filtration, its
In, primary adsorbent bed 4 is the first step, and most of impurity absorption in gas is come out, and the absorption precision of advanced adsorbent bed 5 is higher than
Primary adsorbent bed 4, can come out the impurity absorption of smaller, when the detector 7 being installed on collection chamber 6 is detected and will discharged
Gaseous impurity quality it is unqualified when, emergency start spare adsorbent bed 9 adsorbs.
Collection chamber 6, its import connect the outlet of each advanced adsorbent bed 5 by pipeline with valve in parallel, for it will adsorb after
Gas integrate, easy to detect.
Exhaust blower 8, it connects the outlet of collection chamber 6, the outlet air of exhaust blower 8 by pipeline with valve.
Wind turbine 10 is desorbed, it connects the desorption waste gas outlet of each primary adsorbent bed 4 by pipeline with valve in parallel, after
Induced air type, makes the present apparatus work under negative pressure, and power is provided for desorption processing.
Heat Room 11, it connects desorption wind turbine 10 by pipeline, it is plate-type heat exchange structure, its effect is to utilize catalysis
Liberated heat is reacted, heats inlet exhaust, improves heat utilization rate, reduces heating electric energy.Heat Room 11 is heated by heater
Exhaust gas after preheating, improves intake air temperature and reaches catalytic reaction condition；Electrical heating room 12, it connects Heat Room 11 by pipeline
One end；Catalyst chamber 13, its one end connect electrical heating room 12 by pipeline, and the other end connects the other end of Heat Room 11, by multilayer
Honeycombed catalyst forms, and is the core of the present apparatus.Wherein, the bee that the catalyst in catalyst chamber 11 is impregnated using Metal Palladium, platinum
Nest ceramics make catalyst, and catalytic purification rate is up to more than 97%, and catalyst life length, exhaust gas decomposition temperature is low, is desorbed preheating time
Short, energy consumption is low.Due to being desorbed after carbon fiber adsorption and catalytic combustion saturation using catalysis burning to it, due to using microcellular structure
Activated carbon fibre, so have to be pre-processed before exhaust gas enters activated carbon fiber absorber, it is otherwise, micro- in exhaust gas
Small particle and goo, which enter activated carbon fiber absorber, can cause activated carbon fibre " blocking ", or even make activated carbon fibre
Failure；
Spark arrester 14, its one end connect the outlet of Heat Room 11, and the other end is connected respectively by one group of pipeline with valve in parallel
The hot steam import of primary adsorbent bed 4, is made of special multiple layer metal net, can prevent flame by, filter out in gas compared with
Big particle (dirt), can effectively prevent flame from returning string, be one of safety device of this purifier.
Air-cooler 15 is mended, it connects the hot steam import of adsorbent beds 4 at different levels by one group of pipeline with valve in parallel, after
Induced air type, makes the present apparatus work under negative pressure, can start when desorption temperature is excessive and mend air-cooler and mend cold, make desorption gas
Temperature stabilization is in a suitable scope.
Valve 16, valve 18, valve 20 and valve 21, pending organic exhaust gas is opened to store through phase transformation after being drawn by air hose
Hot device, spray chamber and filter enter three-level activated carbon fiber adsorbent bed, after gas enters adsorbent bed, the organic substance in gas
By activated carbon fiber absorption and be attached in activated carbon fiber so that gas is purified, purified gas passes through again
Wind turbine is arranged to air.
After primary adsorbent bed adsorption saturation, adsorbent bed absorption valve 18 is closed, opens desorption valve 17.Start desorption wind
Machine is desorbed the adsorbent bed, and desorption gas first passes around Heat Room, under the action of electrical heating room, brings up to gas temperature
300 DEG C or so, then burnt by catalyst chamber, organic substance under the action of catalyst, CO2 and H2O are broken down into, is released at the same time
Substantial amounts of heat, gas temperature exchange heat with the cold wind come in again by Heat Room into a raising, the high-temperature gas, recycle one
Partial heat.The gas come out from Heat Room is again introduced into primary adsorbent bed circulation and activated carbon fiber is desorbed.
Control system is controlled each wind turbine in system, electrical heating room, temperature, electrically operated valve.Work as system temperature
When reaching predetermined catalytic temperature, system is automatically stopped the heating of electrical heating room, and when temperature is inadequate, system starts electricity again
Heating chamber, makes catalytic temperature maintain an appropriate scope；When the temperature of catalytic bed is excessive, opens and mend cold blast sliding valve, to urging
Change supplement fresh air in bed system, the temperature of catalytic bed can be efficiently controlled, prevent that the temperature of catalytic bed is excessive.In addition, it is
There is spark arrester in system, can effectively prevent flame from returning string.When the pollutant in the exhaust gas that detector detects or it is exceeded when,
Valve 23 and valve 22 are opened, closes valve 21, further absorption is attracted to the dirt on the surface of solids using spare adsorbent bed 9
Contaminate thing.
The utility model is described above with reference to preferred embodiment, but the scope of protection of the utility model is not
Limited to this, in the case where not departing from the scope of the utility model, can carry out it various improvement and can be with equivalent
Thing replaces component therein, as long as structural conflict is not present, items technical characteristic mentioned in the various embodiments can appoint
Meaning mode combines, and any reference numeral in claim should not be considered as to the involved claim of limitation no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive.Therefore, any right that falls into will
All technical solutions in the range of asking are within the protection scope of the present utility model.
Claims (6)
- A kind of 1. efficient organic waste gas treatment system, it is characterised in that including,One phase change heat accumulator (1)；One spray chamber (2), it is connected by pipeline with phase change heat accumulator (1)；One filter (3), it is connected by pipeline with spray chamber (2)；One group of primary adsorbent bed (4), the air inlet of each primary adsorbent bed (4) pass through pipeline and valve in parallel filter respectively (3)；One group of advanced adsorbent bed (5), the air inlet of each advanced adsorbent bed (5) connect a primary suction by pipeline with valve respectively Attached bed (4)；One collection chamber (6), its import connect the outlet of each advanced adsorbent bed (5) by pipeline with valve in parallel；One detector (7), it is installed on collection chamber (6)；One exhaust blower (8), it connects the outlet of collection chamber (6), the outlet air of exhaust blower (8) by pipeline with valve；One spare adsorbent bed (9), its air inlet connect collection chamber (6) by pipeline with valve, its gas outlet passes through pipeline and valve Door connection exhaust blower (8)；One desorption wind turbine (10), it connects the desorption waste gas outlet of each primary adsorbent bed (4) by pipeline with valve in parallel；One Heat Room (11), it connects desorption wind turbine (10) by pipeline；One electrical heating room (12), it connects one end of Heat Room (11) by pipeline；One catalyst chamber (13), its one end connect electrical heating room (12) by pipeline, the other end of other end connection Heat Room (11)；One spark arrester (14), the outlet of its one end connection Heat Room (11), the other end are connected by one group of pipeline with valve in parallel The hot steam import of each primary adsorbent bed (4)；One mends air-cooler (15), it connects the hot steam import of adsorbent beds at different levels (4) by one group of pipeline with valve in parallel；The phase change heat accumulator (1) connects each primary adsorbent bed (4) by pipeline with valve in parallel.
- A kind of 2. efficient organic waste gas treatment system according to claim 1, it is characterised in that the material in the filter Material is non-woven fabrics of synthetic fiber and aluminium compound, and accordion is made in non-woven fabrics of synthetic fiber and aluminium compound.
- A kind of 3. efficient organic waste gas treatment system according to claim 1, it is characterised in that the primary adsorbent bed (4), advanced adsorbent bed (5) and spare adsorbent bed (9) use activated carbon fibre.
- A kind of 4. efficient organic waste gas treatment system according to claim 1, it is characterised in that the primary adsorbent bed (4) quantity is three.
- 5. a kind of efficient organic waste gas treatment system according to claim 1, it is characterised in that in the spray chamber (2) Nozzle be liquid-phase nozzle.
- 6. a kind of efficient organic waste gas treatment system according to claim 1, it is characterised in that in the catalyst chamber (11) Catalyst using Metal Palladium, platinum impregnate ceramic honey comb make catalyst.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721796603.2U CN207254038U (en) | 2017-12-19 | 2017-12-19 | A kind of efficient organic waste gas treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721796603.2U CN207254038U (en) | 2017-12-19 | 2017-12-19 | A kind of efficient organic waste gas treatment system |
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| CN207254038U true CN207254038U (en) | 2018-04-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108434926A (en) * | 2018-05-23 | 2018-08-24 | 厦门恒绿环保工业有限公司 | Organic waste gas treatment system |
| CN109603414A (en) * | 2018-12-18 | 2019-04-12 | 同济大学 | A kind of device for reducing gas humidity and organic gas adsorption capacity being influenced |
| CN112892166A (en) * | 2021-01-22 | 2021-06-04 | 西安交通大学 | System and method for eliminating harmful gas in closed space |
-
2017
- 2017-12-19 CN CN201721796603.2U patent/CN207254038U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108434926A (en) * | 2018-05-23 | 2018-08-24 | 厦门恒绿环保工业有限公司 | Organic waste gas treatment system |
| CN109603414A (en) * | 2018-12-18 | 2019-04-12 | 同济大学 | A kind of device for reducing gas humidity and organic gas adsorption capacity being influenced |
| CN112892166A (en) * | 2021-01-22 | 2021-06-04 | 西安交通大学 | System and method for eliminating harmful gas in closed space |
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