CN105126537A - Exhaust gas adsorption device and working method thereof - Google Patents
Exhaust gas adsorption device and working method thereof Download PDFInfo
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- CN105126537A CN105126537A CN201510633882.XA CN201510633882A CN105126537A CN 105126537 A CN105126537 A CN 105126537A CN 201510633882 A CN201510633882 A CN 201510633882A CN 105126537 A CN105126537 A CN 105126537A
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- 238000001179 sorption measurement Methods 0.000 title claims abstract description 112
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000003795 desorption Methods 0.000 claims abstract description 81
- 238000001816 cooling Methods 0.000 claims abstract description 67
- 239000002808 molecular sieve Substances 0.000 claims abstract description 8
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003463 adsorbent Substances 0.000 claims description 69
- 238000010521 absorption reaction Methods 0.000 claims description 57
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Abstract
The invention discloses an exhaust gas adsorption device and a working method thereof. The exhaust gas adsorption device comprises a main front-arranged multi-hole panel, an adsorption bed and a main back-arranged multi-hole panel. The main front-arranged multi-hole panel, the adsorption bed and the main back-arranged multi-hole panel are sequentially aligned in the airflow circulation direction in an overlapped mode and are mutually arranged in a relative fixed mode, a sealed channel for airflow passing is formed in the inside, the adsorption bed is filled with a honeycomb molecular sieve, and the main front-arranged multi-hole panel and the main back-arranged multi-hole panel are respectively provided with corresponding adsorption holes, desorption holes and cooling holes. When the exhaust gas adsorption device works, relative motion with respect to a fixed bed is achieved through airflow alternation, and even adsorption work of the adsorption bed is achieved. The parts do not produce relative motion and friction, the air tightness of the device is ensured, adsorption and desorption can be performed simultaneously, and the working efficiency is high, and the adsorption effect is obvious.
Description
Technical field
The invention belongs to industrial waste gas Treatment process field, be specifically related to a kind of exhaust gas adsorption device and method of work thereof.
Background technology
Atmosphere pollution is one of the most outstanding at present environmental problem of China, and industrial waste gas is the important sources of atmosphere pollution.Large capacity industrial waste gas enters air, atmosphere quality is declined, brings serious harm to health, cause massive losses to national economy.
Along with developing rapidly of Chinese national economy, particularly chemical industry and manufacturing development, the discharge capacity of industry VOC (VOCs) constantly increases, unprecedented impact is caused on ecological environment, has become the primary goal of key cities of China (group) and the improvement of local atmospheric combined pollution at present.Therefore, after the dedusting that continues, desulphurization and denitration and Motor Vehicle Emission Control, the Environmental capacity problem of industrial VOCs has become the of paramount importance direction of current control air pollution in China.
Two classes are mainly contained at present: fixed bed process (patent as publication number CN103480233A), squirrel wheel method (if publication number is the patent of CN204469501U) for industrial VOCs adsorption method.Divide by sorbing material and mainly contain three classes: active carbon (if publication number is the patent of CN103585854A), activated carbon fiber (if publication number is the patent of CN1608710A), molecular sieve (as the patent that publication number CN101139088A is), and in this technical foundation, carry out the combination of sorbing material and adsorption method, thus derive multiple combination mode.Although these methods can be adsorbed VOCs to a certain extent, all there is respective deficiency.
Active carbon, activated carbon fiber are inflammable, are not thus suitable for high boiling VOCs and adsorb, and general steam or the inert gas of adopting of regeneration (is generally N
2), regeneration cost is high.Carbon fiber adsorption and catalytic combustion, desorption rate are fast, but the VOCs quality of activity per unit volume Carbon fibe absorption is low, and this just makes activated carbon fiber adsorption plant volume all very huge.Molecular sieve has that high temperature resistant, adsorption capacity is large, the feature of good stability, available regenerated with hot air, is VOCs sorbing material desirable after active carbon, activated carbon fiber, thus uses the equipment of molecular sieve adsorption VOCs in the majority at present.
Consider from method, the fixed bed process normally fixed bed of more than 2 works simultaneously, and adsorption/desorption hockets.But in actual condition, usually there is VOCs fluctuation of concentration situation, this just makes ADSORPTION IN A FIXED BED method can not continued operation, has delayed the improvement time.And runner rule is by the lasting rotation of runner, realize adsorption and desorption carries out simultaneously, greatly saves the improvement time.But relative to fixed bed process, there is the problem of air-tightness deficiency in runner absorption method.Runner constantly rubs with the rubber of sealing in the process of rotating, and makes adsorption zone, the VOCs in desorption district easily leaks out or go here and there wind, thus affecting regulation effect.Although disclose a kind of patent (publication number is CN104648511A) of rotatory sealing adsorbent equipment in the recent period, its complex structure, is unfavorable for later stage demolition and maintenance.
Summary of the invention
The technical problem that the present invention solves is: the deficiency existed for existing industrial waste gas absorption Treatment process, a kind of novel exhaust gas adsorption device and method of work thereof are provided, made air-flow alternately by fixed adsorption bed, realizing the effect same with " runner adsorbs ", is a kind of new method being better than fixed bed process and squirrel wheel method.
The present invention adopts following technical scheme to realize:
A kind of exhaust gas adsorption device, comprises preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3;
Described preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3 are successively according to the direction overlapping alignment of airflow, and be relatively fixedly installed each other, contact surface between preposition porous overview panel 1 and adsorbent bed 2, between adsorbent bed 2 and rearmounted porous overview panel 3 is communicated with, and periphery connecting sewing seals respectively by external seal strip;
Fill in described adsorbent bed 2 and be provided with cellular molecular sieve, described preposition porous overview panel 1 and rearmounted porous overview panel 3 are furnished with adsorption hole 121, desorption hole 122 and Cooling Holes 123 respectively, form the passage of airflow, described preposition porous overview panel 1 is connected corresponding pipeline with adsorption hole 121, desorption hole 122 on rearmounted porous overview panel 3 respectively with Cooling Holes 123.
Further, the adsorption hole 121 on described preposition porous overview panel 1 and rearmounted porous overview panel 3, the position between desorption hole 122 and Cooling Holes 123 one_to_one corresponding respectively.
Further, described preposition porous overview panel 1 and rearmounted porous overview panel 3 are round panel, and described adsorption hole 121, desorption hole 122 and Cooling Holes 123 are evenly distributed according to concentrically ringed arrangement mode.
Further, the aperture of described adsorption hole 121, desorption hole 122 and Cooling Holes 123 radially reduces gradually, and the hole count of often enclosing arrangement is identical.
Preferred scheme, described adsorption hole 121, desorption hole 122 and Cooling Holes 123 radially or circumferencial direction alternately arrange.
Another preferred scheme, described adsorption hole 121, desorption hole 122 and Cooling Holes 123 are radially all alternately arranged with circumferencial direction.
Scheme is further expanded as of the present invention, described preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3 are divided into some fan-shaped submodules one to one respectively, respectively by interior isolating seal bar sealing between the submodule on the preposition porous overview panel 1 that coexists, adsorbent bed 2 or rearmounted porous overview panel 3.
The invention also discloses a kind of waste gas absorption method of work, adopt above-mentioned exhaust gas adsorption device, wherein, adsorption hole 121 on described preposition porous overview panel 1 and rearmounted porous overview panel 3, alternate communication between desorption hole 122 and Cooling Holes 123, realize adsorbent bed respectively and carry out adsorption and desorption and cooling work, the pipeline that described adsorption hole 121, desorption hole 122 and Cooling Holes 123 are connected carries out classification by unified valve respectively and controls.
Corresponding expansion scheme of the present invention, in the waste gas absorption programme of work that it adopts, wherein, submodule alternation corresponding on submodule on described preposition porous overview panel 1 and rearmounted porous overview panel 3, wherein, have at least submodule corresponding on the submodule on three pieces of preposition porous overview panels 1 and rearmounted porous overview panel 3 to work simultaneously, corresponding only connection adsorption hole 121 on the submodule of every block work, one in desorption hole 122 or Cooling Holes 123, and the adsorption hole 121 on the submodule on preposition porous overview panel 1 and rearmounted porous overview panel 3, have the while of desorption hole 122 and Cooling Holes 123 and be communicated with.
Further, submodule on described preposition porous overview panel 1 and the submodule on rearmounted porous overview panel 3 are according to alternation clockwise or counterclockwise, and the adsorption hole 121 on each submodule, desorption hole 122 and Cooling Holes 123 carry out classification by unified valve respectively and control.
The present invention has following beneficial effect:
1, do not need to rotate between the adsorbent bed of exhaust gas adsorption device of the present invention and preposition porous overview panel and rearmounted porous overview panel, avoid each interval (adsorption zone, desorption district, cooling zone) of causing because of rotation in conventional rotor absorption and leak out.Sealing strip in conventional rotor adsorbent equipment and between runner should pressing closely again can not pressing tension.Pressing is closely to prevent each interval from leaking out, and the force of sliding friction of pressing tension then between runner and sealing strip is large, and energy consumption is high, wearing and tearing are large.
Relatively be fixedly installed between each parts of 2, exhaust gas adsorption device of the present invention, do not need to consider the sliding friction between adsorbent bed and sealing strip, thermal desorption temperature can further improve, and the scope of application comparatively conventional rotor is wider.The sealing strip of conventional rotor has lubrication, high temperature resistant character, but the sealing strip that conventional rotor adopts at present also exists the deficiency of " lubricity and heat-resisting quantity can not be taken into account ", so be mostly to coordinate the coating material with lubricity to use on the basis of caulking gum.And exhaust gas adsorption device of the present invention does not need to consider the better other materials of heat-resisting quantity can be adopted sliding friction as isolating seal bar, expanded the temperature applicable range of patent of the present invention.
3, in the present invention, preposition porous overview panel, adsorbent bed and rearmounted porous overview panel adopt polylith submodule form, and submodule is convenient to replace.Conventional rotor adsorption module is gluing assembled by 2-4 block submodule, and extension (circumferencial direction) is waled with iron sheet and is equipped with chain or gear drive.If runner local deactivation or damage, then first to unload chain or gear when changing, tear iron sheet open again, finally remove viscose glue between submodule.Need after submodule new in replacement again gluing, wale with iron sheet, chain or gear be installed again.And absorption submodule in the present invention only need be opened preposition porous overview panel when replacing, replaces inactivation absorption submodule, be closed preposition porous overview panel.
From the above mentioned, the alternately realization of the present invention by air-flow and the relative motion of fixed bed, realize the uniform adsorption work of adsorbent bed, both ensure that the air-tightness (not having relative motion and the friction of runner and caulking gum) of device, adsorption and desorption and cooling can be made again to carry out simultaneously, operating efficiency is high, and adsorption effect is obvious.
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is the front view of the exhaust gas adsorption device in embodiment 1.
Fig. 2 is the floor map of the preposition porous overview panel of exhaust gas adsorption device in embodiment 1.
Fig. 3 is the floor map of the adsorbent bed of exhaust gas adsorption device in embodiment 1.
Fig. 4 is the internal view of the exhaust gas adsorption device in embodiment 1.
Fig. 5 is the pore size distribution schematic diagram of the preposition porous submodule of exhaust gas adsorption device in embodiment 1.
Fig. 6 is hole and the pipeline connection diagram of the preposition porous submodule of exhaust gas adsorption device in embodiment 1.
Fig. 7 is the workflow schematic diagram of the exhaust gas adsorption device in embodiment 1.
Fig. 8 is the pore size distribution schematic diagram of the preposition porous overview panel of exhaust gas adsorption device in embodiment 2.
Fig. 9 is the pore size distribution schematic diagram of the preposition porous overview panel of exhaust gas adsorption device in embodiment 3.
Number in the figure:
The preposition porous overview panel of 1-, the preposition interior isolating seal bar of 11-, the preposition porous submodule of 12-, the preposition external seal strip of 13-, 121-adsorption hole, 122-desorption hole, 123-Cooling Holes, 1211-adsorbs pipeline, 1221-desorption pipeline, 1231-cooling pipe;
2-adsorbent bed, isolating seal bar in 21-adsorbent bed, 22-adsorbs submodule, 23-adsorbent bed external seal strip;
The rearmounted porous overview panel of 3-, the rearmounted interior isolating seal bar of 31-, the rearmounted porous submodule of 32-, the rearmounted external seal strip of 33-.
Detailed description of the invention
Embodiment 1
See Fig. 1 to Fig. 4, exhaust gas adsorption device comprises preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3, preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3 are circle, preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3 are successively according to the direction overlapping alignment of airflow, and be relatively fixedly installed each other, preposition porous overview panel 1, the periphery of adsorbent bed 2 and rearmounted porous overview panel 3 is respectively equipped with preposition external seal strip 13, adsorbent bed external seal strip 23 and rearmounted external seal strip 33, by between preposition porous overview panel 1 and adsorbent bed 2, contact surface between adsorbent bed 2 and rearmounted porous overview panel 3 is communicated with, periphery connecting sewing seals respectively by external seal strip, make preposition porous overview panel 1, the passage of airflow is formed between adsorbent bed 2 and rearmounted porous overview panel 3, fill in adsorbent bed 2 and be provided with cellular molecular sieve, preposition porous overview panel 1 and rearmounted porous overview panel 3 are furnished with adsorption hole 121 respectively, desorption hole 122 and Cooling Holes 123, form the passage of airflow, adsorption hole 121 on preposition porous overview panel 1 and rearmounted porous overview panel 3, desorption hole 122 is connected corresponding pipeline respectively with Cooling Holes 123, waste gas in the cellular molecular sieve energy absorbed air of adsorbent bed 2, adsorbent bed after absorption can by the waste gas desorption of absorption out for subsequent treatment under thermal current purges, and carry out circulation absorption by chilled air cools, i.e. adsorption hole, desorption hole and Cooling Holes act on respectively.
In the present embodiment, preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3 are divided into some fan-shaped submodules one to one respectively, as shown in Figure 5 and Figure 6, coexist preposition porous overview panel 1, respectively by preposition interior isolating seal bar sealing between submodule on adsorbent bed 2 or rearmounted porous overview panel 3, sealed by preposition interior isolating seal bar 11 between preposition porous submodule 12 on preposition porous overview panel 1, sealed by isolating seal bar 21 in adsorbent bed between the absorption submodule 22 of adsorbent bed 2, sealed by rearmounted interior isolating seal bar 31 between rearmounted porous submodule 32 on rearmounted porous overview panel 3, make all to form independent circulation passage between the submodule of each correspondence.
Concrete as shown in Figure 5 and Figure 6, the adsorption hole 121 on preposition porous overview panel 1 and rearmounted porous overview panel 3, the position one_to_one corresponding respectively between desorption hole 122 and Cooling Holes 123, namely the structure of rearmounted porous overview panel 3 and preposition porous overview panel 1 completely the same.Preposition porous overview panel 1 and rearmounted porous overview panel 3 are round panel, adsorption hole 121, desorption hole 122 and Cooling Holes 123 are evenly distributed according to concentrically ringed arrangement mode, in order to adsorption hole, desorption hole and Cooling Holes can be uniformly distributed, rational and efficient use area, the aperture of adsorption hole 121, desorption hole 122 and Cooling Holes 123 radially reduces gradually, and the hole count of often enclosing arrangement is identical.In the present embodiment, adsorption hole 121, desorption hole 122 and Cooling Holes 123 are radially all alternately arranged with circumferencial direction, and every block preposition porous submodule 12 is all consistent with the pore size distribution that rearmounted porous submodule 32 is arranged.
Preposition porous overview panel 1, adsorbent bed 2, according to submodule mode one to one when rearmounted porous overview panel 3 three is assembled into overall structure, combines closely each interior isolating seal bar and external seal strip, guarantees the air-tightness of air-flow by exhaust gas adsorption device inside.When exhaust gas adsorption device works, control the submodule on described preposition porous overview panel 1 and the submodule alternation on corresponding rearmounted porous overview panel 3, wherein, have at least submodule corresponding on the submodule on three pieces of preposition porous overview panels 1 and rearmounted porous overview panel 3 to work simultaneously, the corresponding one be only communicated with in adsorption hole 121, desorption hole 122 or Cooling Holes 123 on the submodule of every block work, and ensure that preposition porous overview panel 1 has with adsorption hole 121, desorption hole 122 and Cooling Holes 123 described in rearmounted porous overview panel 3 simultaneously and be communicated with.Submodule on submodule on preposition porous overview panel 1 and rearmounted porous overview panel 3 is according to alternation clockwise or counterclockwise, and the adsorption hole 121 on each submodule, desorption hole 122 and Cooling Holes 123 carry out classification by unified valve respectively and control.
See Fig. 7, the method for work illustrating the present embodiment purifying exhaust air is as follows:
In the present embodiment, preposition porous panel 1 and rearmounted porous panel 3 are divided into 8 parts respectively, and are numbered according to a, b, c, d, e, f, g, h respectively, so that describe working method in detail
Step 1: the adsorption hole 121 of the preposition porous submodule 12c-12f of the latter half works and introduced by waste gas in the absorption submodule 22c-22f of adsorbent bed 2 correspondence.The desorption hole 122 of 12a works and introduces in the absorption submodule 22a region of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22a.The Cooling Holes 123 of 12h works and introduces in the absorption submodule 22h of adsorbent bed 2 correspondence by cooling air-flow simultaneously, absorption submodule 22h is cooled, the working time in each hole of rearmounted porous submodule 32c-32f and perforate rule consistent with preposition porous submodule 12c-12f.
Step 2: the adsorption hole 121 of preposition porous submodule 12d-12g works and introduced by waste gas in the absorption submodule 22d-22g of adsorbent bed 2 correspondence.The desorption hole 122 of 12b works and introduces in the absorption submodule 22b of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22b.The Cooling Holes 123 of 12a works and introduces in the absorption submodule 22a of adsorbent bed 2 correspondence by cooling air-flow simultaneously, cools absorption submodule 22a.The working time in each hole of rearmounted porous submodule 32d-32g and perforate rule consistent with preposition porous submodule 12d-12g.
Step 3: the adsorption hole 121 of preposition porous submodule 12e-12h works and introduced by waste gas in the absorption submodule 22e-22h of adsorbent bed 2 correspondence.The desorption hole 122 of 12c works and introduces in the absorption submodule 22c of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22c.The Cooling Holes 123 of 12b works and introduces in the absorption submodule 22b of adsorbent bed 2 correspondence by cooling air-flow simultaneously, cools absorption submodule 22b.The working time in each hole of rearmounted porous submodule 32e-32h and perforate rule consistent with preposition porous submodule 12e-12h.
Step 4: the adsorption hole 121 of preposition porous submodule 12f-12a works and introduced by waste gas in the absorption submodule 22f-22a of adsorbent bed 2 correspondence.The desorption hole 122 of 12d works and introduces in the absorption submodule 22d of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22d.The Cooling Holes 123 of 12c works and introduces in the absorption submodule 22c of adsorbent bed 2 correspondence by cooling air-flow simultaneously, cools absorption submodule 22c.The working time in each hole of rearmounted porous submodule 32f-32a and perforate rule consistent with preposition porous submodule 12f-12a.
Step 5: the adsorption hole 121 of preposition porous submodule 12g-12b works and introduced by waste gas in the absorption submodule 22g-22b of adsorbent bed 2 correspondence.The desorption hole 122 of 12e works and introduces in the absorption submodule 22e of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22e.The Cooling Holes 123 of 12d works and introduces in the absorption submodule 22d of adsorbent bed 2 correspondence by cooling air-flow simultaneously, cools absorption submodule 22d.The working time in each hole of rearmounted porous submodule 32g-32b and perforate rule consistent with preposition porous submodule 12g-12b.
Step 6: the adsorption hole 121 of preposition porous submodule 12h-12c works and introduced by waste gas in the absorption submodule 22h-22c of adsorbent bed 2 correspondence.The desorption hole 122 of 12f works and introduces in the absorption submodule 22f of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22f.The Cooling Holes 123 of 12e works and introduces in the absorption submodule 22e of adsorbent bed 2 correspondence by cooling air-flow simultaneously, cools absorption submodule 22e.The working time in each hole of rearmounted porous submodule 32h-32c and perforate rule consistent with preposition porous submodule 12g-12b.
Step 7: the adsorption hole 121 of preposition porous submodule 12a-12d works and introduced by waste gas in the absorption submodule 22a-22d of adsorbent bed 2 correspondence.The desorption hole 122 of 12g works and introduces in the absorption submodule 22g of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22g.The Cooling Holes 123 of 12f works and introduces in the absorption submodule 22f of adsorbent bed 2 correspondence by cooling air-flow simultaneously, cools absorption submodule 22f.The working time in each hole of rearmounted porous submodule 32a-32d and perforate rule consistent with preposition porous submodule 12a-12d.
Step 8: the adsorption hole 121 of preposition porous submodule 12b-12e works and introduced by waste gas in the absorption submodule 22b-22e of adsorbent bed 2 correspondence.The desorption hole 122 of 12h works and introduces in the absorption submodule 22h of adsorbent bed 2 correspondence by desorption thermal current simultaneously, carries out desorption to absorption submodule 22h.The Cooling Holes 123 of 12g works and introduces in the absorption submodule 22g of adsorbent bed 2 correspondence by cooling air-flow simultaneously, cools absorption submodule 22g.The working time in each hole of rearmounted porous submodule 32b-32e and perforate rule consistent with preposition porous submodule 12b-12e.
Only indicate the first step in Fig. 7 to illustrate to the work of the 4th step, the 5th step is illustrated by that analogy to the work of the 8th step, and the operation repeating step 1-8 enters next circulation.
In the above-mentioned course of work, submodule on submodule on preposition porous overview panel 1 and rearmounted porous overview panel 3 is according to along clockwise alternation, adsorption hole 121 wherein on each submodule is communicated with work simultaneously on four submodules be connected, and desorption hole 122 and Cooling Holes 123 are communicated with work respectively simultaneously on one sub module.In actual application, also according to concrete toxic emission situation, different submodule distributed quantities and mode can be adopted, or employing carries out alternation counterclockwise.
Embodiment 2
See Fig. 8, the adsorption hole 121 in the present embodiment, desorption hole 122 and Cooling Holes 123 are along the circumferential direction arranged separately, and namely several adsorption hole circles, desorption hole circle and Cooling Holes circle mode of concentrically justifying is arranged.
Preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3 according to the form in embodiment 1, can be divided into some submodules, and carry out waste gas absorption according to the working method of embodiment 1 by the adsorption process in the present embodiment.Also can with preposition porous overview panel 1, adsorbent bed 2 and rearmounted porous overview panel 3 for integral module carry out adsorption and desorption and cooling work alternately, namely preposition porous overview panel 1 and the adsorption hole 121 on rearmounted porous overview panel 3, desorption hole 122 and Cooling Holes 123 are alternately corresponding is respectively communicated with, realize adsorbent bed respectively and carry out adsorption and desorption and cooling work, the pipeline that adsorption hole 121, desorption hole 122 or Cooling Holes 123 connect is classified by unified valve respectively and is controlled.
Embodiment 3
See Fig. 9, the adsorption hole 121 in the present embodiment, desorption hole 122 and Cooling Holes 123 radially straight line all separately, namely some radial adsorption hole straight line, desorption hole straight line and Cooling Holes straight lines disperse layout with device center to surrounding.The method of work of its waste gas absorption is identical with embodiment 2.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. an exhaust gas adsorption device, is characterized in that: comprise preposition porous overview panel (1), adsorbent bed (2) and rearmounted porous overview panel (3);
Described preposition porous overview panel (1), adsorbent bed (2) and rearmounted porous overview panel (3) are successively according to the direction overlapping alignment of airflow, and be relatively fixedly installed each other, contact surface between preposition porous overview panel (1) and adsorbent bed (2), between adsorbent bed (2) and rearmounted porous overview panel (3) is communicated with, and periphery connecting sewing seals respectively by external seal strip;
Fill in described adsorbent bed (2) and be provided with cellular molecular sieve, described preposition porous overview panel (1) and rearmounted porous overview panel (3) are furnished with adsorption hole (121), desorption hole (122) and Cooling Holes (123) respectively, form the passage of airflow, described preposition porous overview panel (1) is connected corresponding pipeline with the upper adsorption hole (121) of rearmounted porous overview panel (3), desorption hole (122) respectively with Cooling Holes (123).
2. a kind of exhaust gas adsorption device according to claim 1, the adsorption hole (121) on described preposition porous overview panel (1) and rearmounted porous overview panel (3), the position between desorption hole (122) and Cooling Holes (123) one_to_one corresponding respectively.
3. a kind of exhaust gas adsorption device according to claim 2, described preposition porous overview panel (1) and rearmounted porous overview panel (3) are round panel, and described adsorption hole (121), desorption hole (122) and Cooling Holes (123) are evenly distributed according to concentrically ringed arrangement mode.
4. a kind of exhaust gas adsorption device according to claim 3, the aperture of described adsorption hole (121), desorption hole (122) and Cooling Holes (123) radially reduces gradually, and the hole count of often enclosing arrangement is identical.
5. a kind of exhaust gas adsorption device according to claim 4, described adsorption hole (121), desorption hole (122) and Cooling Holes (123) radially or circumferencial direction alternately arrange.
6. a kind of exhaust gas adsorption device according to claim 4, described adsorption hole (121), desorption hole (122) and Cooling Holes (123) are radially all alternately arranged with circumferencial direction.
7. a kind of exhaust gas adsorption device according to claim 5 or 6, described preposition porous overview panel (1), adsorbent bed (2) and rearmounted porous overview panel (3) are divided into some fan-shaped submodules one to one respectively, respectively by interior isolating seal bar sealing between the submodule on preposition porous overview panel (1), adsorbent bed (2) or rearmounted porous overview panel (3).
8. a waste gas absorption method of work, it is characterized in that: adopt the exhaust gas adsorption device in claim 1-7, wherein, adsorption hole (121) on described preposition porous overview panel (1) and rearmounted porous overview panel (3), alternate communication between desorption hole (122) and Cooling Holes (123), realize adsorbent bed respectively and carry out adsorption and desorption and cooling work, the pipeline that described adsorption hole (121), desorption hole (122) and Cooling Holes (123) are connected carries out classification by unified valve respectively and controls.
9. a waste gas absorption method of work, it is characterized in that: adopt the exhaust gas adsorption device in claim 7, wherein, submodule alternation on the rearmounted porous overview panel (3) of the submodule on described preposition porous overview panel (1) and correspondence, wherein, have at least the submodule on three pieces of preposition porous overview panels (1) and the upper corresponding submodule of rearmounted porous overview panel (3) to work simultaneously, on the submodule of every block work, correspondence is only communicated with adsorption hole (121), one in desorption hole (122) or Cooling Holes (123), and described adsorption hole (121), have the while of desorption hole (122) and Cooling Holes (123) and be communicated with.
10. a kind of waste gas absorption method of work according to claim 9, submodule on described preposition porous overview panel (1) and the submodule on rearmounted porous overview panel (3) are according to alternation clockwise or counterclockwise, and the adsorption hole (121) on each submodule, desorption hole (122) and Cooling Holes (123) carry out classification by unified valve respectively and control.
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| CN107029516A (en) * | 2017-06-21 | 2017-08-11 | 南通斐腾新材料科技有限公司 | A kind of spray painting tail gas treatment device for collecting Adsorption Concentration and high-speed catalysis burning |
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Inventor after: He Xi Inventor after: Huang Antao Inventor after: Liu Shengqiang Inventor after: Qiu Jingxian Inventor after: Huang Shiliang Inventor after: Ye Mingqiang Inventor after: Zhou Yihui Inventor after: Zhou Ping Inventor before: He Xi |