CN102302888A - Organic waste gas recycling device with functions of saving energy and prolonging service life of absorbing agent - Google Patents

Organic waste gas recycling device with functions of saving energy and prolonging service life of absorbing agent Download PDF

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CN102302888A
CN102302888A CN201110207883A CN201110207883A CN102302888A CN 102302888 A CN102302888 A CN 102302888A CN 201110207883 A CN201110207883 A CN 201110207883A CN 201110207883 A CN201110207883 A CN 201110207883A CN 102302888 A CN102302888 A CN 102302888A
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adsorbent bed
adsorbent
nitrogen
service life
gas
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邹希坚
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Abstract

The invention provides an organic waste gas recycling device with the functions of saving energy and prolonging the service life of an absorbing agent. A nitrogen making machine and a nitrogen heater are sequentially connected, the nitrogen heater is respectively connected to each adsorbent bed, the adsorbent beds are sequentially connected with a cooler, a deep condenser, a gas-liquid separator, a nitrogen recycling fan and a three-way vale in series; and the cooler and the gas-liquid separator are connected to a solvent storage tank, an air collection fan is respectively connected to each adsorbent bed through a filter, the every two adsorbent beds are connected through a backflow cooling pipe, one end of the three-way valve is connected with the air collection fan, and the other end of the three-way valve is connected to a desorption system. The invention provides a device using nitrogen as a desorption agent, and the device has the advantages of improving the working efficiency of the recycling device and the utilization rate of the absorbing agent and prolonging the service life of the absorbing agent.

Description

Energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life
[technical field]
The present invention relates to a kind of waste gas environment protection treating and resource reutilization field, particularly a kind of purification of organic solvent gas and recycling field.
[background technology]
The common pernicious gas of industry dischargings such as organic exhaust gas is chemical industry, pharmacy, weaving, printing and dyeing, rubber, gluing, photosensitive material, print, spray paint, shoemaking.Along with the high speed development of modern industry, the purposes and the consumption thereof of organic solvent are increasing, also bring very serious environmental pollution to society when bringing economic prosperity.In the face of the day by day deficient problem with resource that is on the rise of environmental pollution under the socio-economic development; China puts into effect " The Law of the People's Republic of China on the Prevention and Control of Atmospheric Pollution " control is carried out in the discharging of VOC; And formulated waste gas emission standard (" discharge standard of air pollutants " GB 16297-1996); Explicitly call for the pernicious gas that produces in the commercial production is administered, this just requires to remove cost-effectively VOC (volatile organic matter), and encourages its in addition recycling.
At present, the purification to organic solvent waste gas mainly concentrates on the improvement to end.Existing mature technique has Production by Catalytic Combustion Process, rinsing type absorption process, chilled water condensation method, active carbon adsorption.
1. Production by Catalytic Combustion Process only is suitable for the organic waste-gas purification of the little air quantity of high concentration, and it is converted into water and carbon dioxide with organic exhaust gas, belongs to disruptive method, can't recycling.Though some relevant experts and scholars improves its technical matters in recent years; It is combined with charcoal absorption, concentrate catalytic combustion again with active carbon adsorption earlier, but still belong to end treatment; Still can't recycling, and investment is big, operating cost is high.
2. a rinsing type absorption process suitable water dissolubility organic exhaust gas, its method is that organic exhaust gas is introduced in the packed tower, lets the water that sprays into from cat head with after organic exhaust gas fully contacts, and extracts organic matter with distilling condensing mode more again.Because of distilling apparatus outlet solubility surpasses 10000mg/Nm 3, should export EGT during summer can be up to 60 ℃, and there is serious potential safety hazard in treatment process, and this technological process complicacy, and operation requires high, and clean-up effect is undesirable, and only suitable water soluble organic substance recovery, therefore is not suitable for environment-friendly engineering and uses and promote.
3. device of condensation recovery is handled in the recovery of the high levels of organic solvents that the organic matter technical products also only produced in some chemical process and is applied, like the recovery of the high concentration carbon disulfide waste gas that produced in the chemical fibre production process etc.The organic efficiency of condensing and recycling device is lower, and the concentration that reclaims pollutant in the tail gas of back does not reach emission request usually, need unite use with other waste gas purification apparatus, and this equipment manufacturing cost and operating cost height, so consumption is few on the market.
Absorption method generally all be at present with active carbon as adsorbent, its surface area is high, with regard to current be a kind of best choice as purifying recovery technology.But it all uses the steam desorption and regeneration at present, as the applying date be on 06 22nd, 2005, application number is ZL200510200344.8, patent " technology organic exhaust gas automatic reclaiming process " just provided and adopt water vapour to carry out the method for desorption.But when steam gets in the adsorbent bed; (small molecule hydrocarbon that decomposition reaction generates can come out by desorption because of high temperature can make organic molecule produce decomposition; Its remaining composition is then stayed becomes " fixed carbon " in the active carbon hole, the absorption property of adsorbent is reduced until losing efficacy).And the space enlargement steam pressure sharply descends subsequently, temperature descends thereupon, forms condensed water attached on the active carbon, causes not reach organic solvent in the required temperature of active carbon desorption (in the absorbent core less than 80 ℃); Making it the desorb partial organic substances remains in the active carbon hole; Activated carbon adsorptive capacity obviously descends behind the desorption and regeneration, and active carbon service life shortens, and can't handle high boiling organic solvent; More drying program is buried potential safety hazard; And the organic gas that desorb is got off separates with water mixed liquid with steam organic solvent after condensation, but still has partial organic substances will remain in the water, causes secondary pollution.
[summary of the invention]
The technical problem that the present invention will solve is to provide a kind of energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life, and it can improve the operating efficiency of this reclaiming clean device, and the utilization rate of adsorbent prolongs service life of adsorbent.
The present invention is achieved in that
The present invention is energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life, and it comprises: gas gathering system, desorption system, recovery system, robot control system(RCS), a plurality of be the adsorbent bed of adsorbent with the active carbon;
Said desorption system comprises: nitrogen making machine, nitrogen heater; Said gas gathering system comprises: the gas collection blower fan, the filter that receive organic exhaust gas; Said recovery system comprises cooler, deep condenser, gas-liquid separator, triple valve, solvent tank, nitrogen reuse blower fan;
Said nitrogen making machine, nitrogen heater connect successively; Said nitrogen heater is connected respectively to each adsorbent bed; Said adsorbent bed all be connected in series successively cooler, deep condenser, gas-liquid separator, nitrogen reuse blower fan, triple valve; Said cooler, gas-liquid separator all are connected to said solvent tank, and said gas collection blower fan is connected respectively to each adsorbent bed through filter, connect through the backflow cooling tube between the adsorbent bed in twos; One end of said triple valve connects said gas collection blower fan, and the other end of triple valve is connected to desorption system.
Further, said desorption system also comprises nitrogen storage tank, and said nitrogen storage tank is connected between said nitrogen making machine, the nitrogen heater, and said triple valve is connected to nitrogen storage tank.
Further, said adsorbent bed comprises adsorbent bed body, absorbing cylinder and air inlet pipe, and said absorbing cylinder is arranged in the adsorbent bed body; Said air inlet pipe is connected in the bottom of said adsorbent bed body; The bottom of said adsorbent bed body also is provided with horizontal uniform device, and said air inlet pipe connects said adsorbent bed body through said horizontal uniform device, said horizontal uniform device by the three layer flat plate level, at interval stackedly constitute; Be provided with plural number row's passage on each layer flat board; Said three layer flat plate from down to up, the aperture of passage is descending, the quantity of passage becomes one times of increase, and the laying of staggering each other of the passage that the is positioned at upper panel passage dull and stereotyped with being positioned at lower floor.
Further; Said adsorbent bed comprises absorbing cylinder, and the top of said absorbing cylinder is provided with hermetically-sealed construction, and said hermetically-sealed construction comprises a cylinder, a bracing frame, cover plate; The quantity of said cover plate is identical with the quantity of absorbing cylinder; Said cover plate correspondence one by one is arranged at said absorbing cylinder top, and the shape of cover plate size is corresponding with the top of absorbing cylinder, and said cylinder connects each cover plate through support frame as described above; Support frame as described above comprises that one is connected in the connecting rod of cylinder; The lower end of said connecting rod connects a cross bar, and said cross bar lower end is provided with identical with absorbing cylinder quantity at least elastic component, said cross bar through elastic component be connected to the corresponding cover plate of elastic component on.
Further, said adsorbent bed comprises the casing of adsorbent bed, is provided with absorbing cylinder in the casing of said adsorbent bed, and the casing of said adsorbent bed sets gradually from inside to outside and is the first steel layer, adiabator layer, the second steel layer.
Further; Said filter, it comprises a steelframe frame, the filter bag that a micropore composite material is processed, a feeder; The sack of said filter bag is connected on the said steelframe frame; And the opening of said filter bag contains the airintake direction of particle waste gas dorsad, and said feeder is connected in said steelframe frame, and is positioned at the below of said filter bag.
Further, said robot control system(RCS) comprises the controller that is arranged in this purifier, and the online oxygen content monitoring system, exhaust gas concentration monitoring system, temperature monitoring system, the security alerting system that are connected in this controller.
Further, the controller of said robot control system(RCS) is PLC programmable logic controller (PLC) or DCS (dcs).
The invention has the advantages that:
Adsorbent bed of the present invention adopts uninterruptedly alternately exchange of absorption, desorb (comprising cooling), and adsorbent bed is effectively fully used;
The present invention can utilize nitrogen reuse blower fan suction to produce the desorb of negative pressure high temperature mode, during desorb the equipment operation safer, through robot control system(RCS), can realize automation control, operate simple and easyly, improved security performance, practiced thrift operating cost;
The present invention utilizes triple valve that nitrogen is utilized again, can save equipment investment and operating cost;
Of the present inventionly connect through the backflow cooling tube between the adsorbent bed in twos, can reduce equipment investment and operating cost with the pure air after the absorption directly as the cooling air behind the desorption like this;
The present invention uses nitrogen as desorbing agent; And through nitrogen heater employing progressively intensification stage by stage; Organic matter does not have Yin Gaowen decomposition reaction takes place, and generates the small molecule hydrocarbon desorption and comes out, and remaining composition is stayed becomes " fixed carbon " in the adsorbent hole; Therefore the purification that is applicable to higher boiling and water-miscible organic solvent is reclaimed; Have desorption thoroughly, reclaim solvent purity height, non-secondary pollution thing, prolong characteristic such as adsorbent service life, and the present invention can regularly utilize nitrogen to do high temperature carbonization, activation processing for adsorbent, prolongation adsorbent service life;
Adsorbent bed of the present invention is provided with horizontal uniform device; Organic exhaust gas gets into the uniform steam entering of back formation absorbing cylinder and adsorbs; Improved the ability to work of each absorbing cylinder greatly; And the adsorbent bed body is made up of the built-in layer of polyurethane of double-layer plate, and it is low to have a thermal conductivity factor, the advantage of good heat insulating.
[description of drawings]
Combine embodiment that the present invention is further described with reference to the accompanying drawings.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the body structure of adsorbent bed of the present invention.
Fig. 3 is the structural representation of the horizontal uniform device of adsorbent bed band of the present invention.
Fig. 4 is the structural representation of horizontal uniform device of the adsorbent bed of Fig. 3.
Fig. 5 is the sketch map of the hermetically-sealed construction of adsorbent bed absorbing cylinder of the present invention.
Fig. 6 is a structure of filter sketch map of the present invention.
[specific embodiment]
See also Fig. 1 to shown in Figure 6, embodiments of the invention are carried out detailed explanation.
Like Fig. 1, the present invention is energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life, and it comprises: gas gathering system, desorption system, a plurality of be adsorbent bed, recovery system, the robot control system(RCS) of adsorbent with the active carbon.
Said gas gathering system comprises: the gas collection blower fan 1, the filter 2 that receive organic exhaust gas.Adopt three adsorbent beds in the present embodiment altogether, adsorbent bed A3, adsorbent bed B4,, adsorbent bed C5 connects through backflow cooling tube 6 between the adsorbent bed in twos.Said desorption system comprises: nitrogen making machine 7, nitrogen heater 9 also comprise nitrogen storage tank 8 in the present embodiment.Said recovery system comprises cooler 10, deep condenser 11, gas-liquid separator 12, solvent tank 13, triple valve 14, nitrogen reuse blower fan 15.Said robot control system(RCS) comprises the controller (not shown) that is arranged in this purifier; And the online oxygen content monitoring system (not shown), exhaust gas concentration monitoring system (not shown), temperature monitoring system (not shown), the security alerting system (not shown) that are connected in this controller, the controller of said robot control system(RCS) is PLC or DCS.
Said nitrogen making machine 7, nitrogen storage tank 8, nitrogen heater 9 connect successively; Said nitrogen heater 9 is connected respectively to each adsorbent bed; Said adsorbent bed all be connected in series successively cooler 10, deep condenser 11, gas-liquid separator 12, nitrogen reuse blower fan 15, triple valve 14; Said cooler 10, gas-liquid separator 12 all are connected to said solvent tank 13, and said gas collection blower fan 1 is connected respectively to each adsorbent bed through filter 2, connect through backflow cooling tube 6 between the adsorbent bed in twos; One end of said triple valve 14 connects said gas collection blower fan 1, and the other end of triple valve 14 is connected to nitrogen storage tank 8.Between said nitrogen reuse blower fan 15 and triple valve 14, be provided with online oxygen content monitoring system, temperature monitoring system arranged in each adsorbent bed set inside.The test point of said exhaust gas concentration monitoring system lays respectively at each adsorbent bed outlet with online oxygen content monitoring system.Said security alerting system is used for breaking down when this apparatus control system, and the organic exhaust gas concentration of emission that comprises the pure air exit of adsorbent bed exceeds standard with nitrogen gas purity and sends sound and light alarm when not enough and in the touch-control display screen, show.
The technology of apparatus of the present invention is following:
The technology of this device comprises absorption, desorption, three operations compositions of cooling, and adsorption time adds cool time more than or equal to desorption time.The quantity of adsorbent bed described in the present embodiment is three.
Start nitrogen making machine 7 earlier and generate nitrogen storage in nitrogen storage tank 8, and guarantee that the nitrogen storage storage of nitrogen storage tank 8 is enough when the adsorbent bed desorb.When nitrogen storage tank 8 is not enough to the desorb consumption of adsorbent bed, sends instruction startup nitrogen making machine 7 generation nitrogen by robot control system(RCS) (not shown) and replenish.Organic exhaust gas by gas collection blower fan 1 through filter 2 get into adsorbent bed A simultaneously, adsorbent bed B adsorbs, after obtain pure air and directly be disposed in the atmosphere.When adsorbent bed A, adsorbent bed B have adsorbed the semi-saturation state; Switching through valve; Organic exhaust gas is just changed over to simultaneously through filter 2 by gas collection blower fan 1 and gets into adsorbent bed B, adsorbent bed C, adsorbs, and obtains pure air and directly is disposed in the atmosphere; Meanwhile the nitrogen in the nitrogen storage tank 8 is through nitrogen heater 8 (by robot control system(RCS) according to the Characteristics Control of press the organic solvent desorption temperature of property stage by stage) injection adsorbent bed A, with the desorption that seethes with excitement fully, vaporizes of the organic matter on the adsorbent.The organic steam that adsorbent bed A desorbs is after in the organic solvent liquid inflow solvent tank 13 that cooler 10 cools down; Uncooled organic steam gets into deep condenser 11 total condensation and gets into gas-liquid separator 12 again, and through after the separation of gas-liquid separator 12, liquid flows in the solvent tank 13; Gas is flowed through and is led to triple valve 14 after nitrogen reuse blower fan 15 boosts; Through the detection of line oxygen content monitoring system, when oxygen content is higher, be passed to gas collection blower fan 1 through triple valve 14 by robot control system(RCS) instruction gas; And adsorb again, also can water down the oxygen content in the organic exhaust gas; When oxygen content during low or anaerobic, by robot control system(RCS) instruction gas in triple valve 14 refills nitrogen storage tank 8.After organic solvent desorption on the adsorbent of adsorbent bed A is thoroughly clean, close the desorption gas intake valve of adsorbent bed A, to open backflow cooling tube 6, the pure air after introducing adsorbent bed B, the adsorbent bed C absorption is adsorbent bed A cooling.After, adsorbent bed C saturated when adsorbent bed B absorption adsorbed semi-saturation, adsorbent bed B just changed the desorption program over to, and adsorbent bed A, adsorbent bed C get into the absorption program.Adsorbent bed C absorption is saturated, after the adsorbent bed A absorption semi-saturation, adsorbent bed C just changes the desorption program over to, adsorbent bed A, adsorbent bed B get into the absorption program by that analogy, the replacement that goes round and begins again of one-period one-period.
The present invention regularly is an adsorbent activating process flow process:
Start nitrogen making machine 7 earlier and generate nitrogen storage in nitrogen storage tank 8.Close simultaneously among adsorbent bed A3, adsorbent bed B4, the adsorbent bed C5 except the intake valve of desorption gas and all valves the air outlet valve; Nitrogen in the nitrogen storage tank 8 is injected adsorbent bed A, adsorbent bed B, adsorbent bed C; And directly discharge by the mouth of pipe through triple valve 14 control; Oxygen emptying in adsorbent bed A, adsorbent bed B, adsorbent bed C; After being full of nitrogen; Open nitrogen heater 9 with nitrogen heat temperature raising (until the temperature of adsorbent beds to the activation adsorbent), heated nitrogen gets into carries out adsorbent heating high temperature carbonization, activation in adsorbent bed A, adsorbent bed B, the adsorbent bed C, is boosted by nitrogen reuse blower fan 15 to be used for the nitrogen reuse in the nitrogen storage tank 8 after triple valve 14 controls refill nitrogen again.
As shown in Figure 2, adsorbent bed of the present invention comprises the casing 31 of adsorbent bed, is provided with absorbing cylinder 32 in the casing 31 of said adsorbent bed, and the casing of said adsorbent bed sets gradually from inside to outside and is the first steel layer 310, adiabator layer 311, the second steel layer 312.Said adiabator layer 311 can be layer of polyurethane.Said adsorbent bed adopts annotates insulation material in the clad steel equipment structure, not only appearance looks elegant is simple in structure; Crushing resistance is high; And be difficult for the knot condensed waters in the casing 31, and have also that thermal conductivity factor is low, the advantage of good heat insulating, it is poor to have overcome the resistance to compression degree that original adsorbent bed casing exists; And condensed water is easy to get in the rock wool layer, the shortcoming that causes the heat-insulating property of rock wool layer poor, readily conducts heat.
Like Fig. 3; Adsorbent bed of the present invention comprises casing 31, absorbing cylinder 32 and the air inlet pipe 33 of adsorbent bed; Said absorbing cylinder 32 is arranged in the casing 31 of adsorbent bed, and said air inlet pipe 33 is connected in the bottom of the casing 31 of said adsorbent bed, and through pneumatic control valve 34 controls; The bottom of the casing 31 of said adsorbent bed also is provided with horizontal uniform device 35, and said air inlet pipe 33 is connected in the casing 31 of said adsorbent bed through said horizontal uniform device 35.Like Fig. 4; Said horizontal uniform device 35 by the three layer flat plate level, at interval stackedly constitute; Be provided with plural number row's passage 351 on each layer flat board; Said three layer flat plate from down to up, the aperture of passage 351 is descending, the quantity of passage 351 becomes one times of increase, and passage 351 passage 351 dull and stereotyped with being positioned at lower floor that the is positioned at upper panel laying of staggering each other.
Organic solvent waste gas is blown into through the bottom of air inlet pipe from the casing 31 of said adsorbent bed; Behind said horizontal uniform device 35, said horizontal distribution device 35 is divided into three layer flat plate, is provided with plural number row's passage 351 on each layer flat board; Said three layer flat plate from down to up; The aperture of passage is descending, the quantity of passage becomes one times of increase, and layings of staggering each other of the passage that the is positioned at upper panel passage dull and stereotyped with being positioned at lower floor, makes the passage 351 back formation uniform gas of organic solvent waste gas through three layer flat plate; Getting into said absorbing cylinder 32 again adsorbs; Because organic solvent waste gas forms uniform gas, improved the ability to work of each absorbing cylinder 32 greatly, thereby can improve operation of entire equipment efficient.
As shown in Figure 5; Said adsorbent bed comprises absorbing cylinder 32, and the top of said absorbing cylinder is provided with hermetically-sealed construction 36, and said hermetically-sealed construction comprises a cylinder 361, a bracing frame 362, cover plate 363; The quantity of said cover plate 363 is identical with the quantity of absorbing cylinder 32; Said cover plate 363 is arranged at said absorbing cylinder 32 tops, and the shape of cover plate 363 size is corresponding with the top of absorbing cylinder 32, and said cylinder 361 connects each cover plate 363 through support frame as described above 362; Support frame as described above 362 comprises that one is connected in the connecting rod 3620 of cylinder; The lower end of said connecting rod 3620 connects a cross bar 3621, and said cross bar 3621 lower ends are provided with identical with absorbing cylinder 32 quantity at least elastic component 3622, said cross bar 3621 through elastic component 3622 be connected to elastic component 3622 corresponding cover plates 363 on.The present invention has used elastic component 3622; Substituted the montant that original channel-section steel is processed; Played the effect of buffering; When cylinder 361 drives bracing frames 362 and rises or descend, can alleviate the impact between the contact-making surface of cover plate 363 and absorbing cylinder 32, effectively protected bracing frame 362 and cover plate 363; And can solve the equilibrium between the contact-making surface of cover plate 363 and each absorbing cylinder 32 effectively, air tight to guarantee absorbing cylinder 32.
As shown in Figure 6; Said filter 2, it comprises filter bag 22, the feeder 23 that a steelframe frame 21, one micropore composite materials are processed; The sack of said filter bag 22 is connected on the said steelframe frame 21; And the opening of said filter bag 22 contains the airintake direction of particle waste gas dorsad, and said feeder 23 is connected in said steelframe frame 21, and is positioned at the below of said filter bag 22.The filter bag 22 that adopts adopts micropore composite materials, and thickness is 1/5 of bonded fabric, and good permeability, overcome that power-assisted is big, easy blocking, service life short problem.The opening of said filter bag 22 contains the airintake direction of particle waste gas dorsad; After having the containing particle waste gas and get into filter 2 of dust or particulate matter, adopt reverse filtration, dust and other particulate matters are because the gravity of gas falls into the feeder that is positioned at filter bag 22 belows; The user is as long as regularly open the feeder cleaning; Having overcome needs frequent change nonwoven filter bag, and when changing nonwoven, the sealing difficult problem of filter.
The above is merely preferred embodiment of the present invention, so can not limit the scope that the present invention implements according to this, the equivalence of promptly doing according to claim of the present invention and description changes and modifies, and all should still belong in the scope that the present invention contains.

Claims (8)

  1. One kind energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life, it comprises: gas gathering system, desorption system, recovery system, robot control system(RCS), a plurality of be the adsorbent bed of adsorbent with the active carbon;
    It is characterized in that: said desorption system comprises: nitrogen making machine, nitrogen heater; Said gas gathering system comprises: the gas collection blower fan, the filter that receive organic exhaust gas; Said recovery system comprises cooler, deep condenser, gas-liquid separator, triple valve, solvent tank, nitrogen reuse blower fan;
    Said nitrogen making machine, nitrogen heater connect successively; Said nitrogen heater is connected respectively to each adsorbent bed; Said adsorbent bed all be connected in series successively cooler, deep condenser, gas-liquid separator, nitrogen reuse blower fan, triple valve; Said cooler, gas-liquid separator all are connected to said solvent tank, and said gas collection blower fan is connected respectively to each adsorbent bed through filter, connect through the backflow cooling tube between the adsorbent bed in twos; One end of said triple valve connects said gas collection blower fan, and the other end of triple valve is connected to desorption system.
  2. 2. according to claim 1 energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life; It is characterized in that: said desorption system also comprises nitrogen storage tank; Said nitrogen storage tank is connected between said nitrogen making machine, the nitrogen heater, and said triple valve is connected to nitrogen storage tank.
  3. 3. according to claim 1 energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life; It is characterized in that: said adsorbent bed comprises adsorbent bed body, absorbing cylinder and air inlet pipe; Said absorbing cylinder is arranged in the adsorbent bed body, and said air inlet pipe is connected in the bottom of said adsorbent bed body, and the bottom of said adsorbent bed body also is provided with horizontal uniform device; Said air inlet pipe connects said adsorbent bed body through said horizontal uniform device; Said horizontal uniform device by the three layer flat plate level, at interval stackedly constitute, be provided with plural number row's passage on each layer flat board, said three layer flat plate from down to up; The aperture of passage is descending, the quantity of passage becomes one times of increase, and the laying of staggering each other of the passage that the is positioned at upper panel passage dull and stereotyped with being positioned at lower floor.
  4. 4. according to claim 1 energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life; It is characterized in that: said adsorbent bed comprises absorbing cylinder, and the top of said absorbing cylinder is provided with hermetically-sealed construction, and said hermetically-sealed construction comprises a cylinder, a bracing frame, cover plate; The quantity of said cover plate is identical with the quantity of absorbing cylinder; Said cover plate correspondence one by one is arranged at said absorbing cylinder top, and the shape of cover plate size is corresponding with the top of absorbing cylinder, and said cylinder connects each cover plate through support frame as described above; Support frame as described above comprises that one is connected in the connecting rod of cylinder; The lower end of said connecting rod connects a cross bar, and said cross bar lower end is provided with identical with absorbing cylinder quantity at least elastic component, said cross bar through elastic component be connected to the corresponding cover plate of elastic component on.
  5. 5. according to claim 1 energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life; It is characterized in that: said adsorbent bed comprises the casing of adsorbent bed; Be provided with absorbing cylinder in the casing of said adsorbent bed, the casing of said adsorbent bed sets gradually from inside to outside and is the first steel layer, adiabator layer, the second steel layer.
  6. 6. according to claim 1 energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life; It is characterized in that: said filter, it comprises a steelframe frame, the filter bag that a micropore composite material is processed, a feeder; The sack of said filter bag is connected on the said steelframe frame; And the opening of said filter bag contains the airintake direction of particle waste gas dorsad, and said feeder is connected in said steelframe frame, and is positioned at the below of said filter bag.
  7. 7. according to claim 1 energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life; It is characterized in that: said robot control system(RCS) comprises the controller that is arranged in this purifier, and the online oxygen content monitoring system, exhaust gas concentration monitoring system, temperature monitoring system, the security alerting system that are connected in this controller.
  8. 8. according to claim 7 energy-conservation and prolong the adsorbent organic exhaust gas retracting device in service life, it is characterized in that: the controller of said robot control system(RCS) is PLC or DCS.
CN201110207883A 2011-07-22 2011-07-22 Organic waste gas recycling device with functions of saving energy and prolonging service life of absorbing agent Pending CN102302888A (en)

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Cited By (8)

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CN103611388A (en) * 2013-11-21 2014-03-05 马军 Adsorption device for adsorbing organic solvents from waste gas containing organic solvents
CN104128070A (en) * 2014-08-07 2014-11-05 石家庄天龙环保科技有限公司 Organic waste gas desorption equipment
CN104174251A (en) * 2014-08-28 2014-12-03 江苏航天惠利特环保科技有限公司 Oily gas recycling device using coupling method
CN104436982A (en) * 2013-09-17 2015-03-25 中国石油化工股份有限公司 Low concentration oxygen-containing organic waste gas recovery technology for dry spinning
CN104984628A (en) * 2015-07-10 2015-10-21 张家港市三星净化设备制造有限公司 Organic waste gas adsorption recovery process
CN104984629A (en) * 2015-07-10 2015-10-21 张家港市三星净化设备制造有限公司 Organic waste gas adsorption recovery device
CN105738601A (en) * 2014-12-11 2016-07-06 中国石油化工股份有限公司 On-line detection method of oxygen content of high-performance polyethylene fiber prepared through dry spinning
CN105771543A (en) * 2016-04-22 2016-07-20 上海锡尔环境工程有限公司 Dry purification and recovery device of organic waste gas

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CN101288820A (en) * 2008-06-13 2008-10-22 北京云辰天环保科技有限公司 Active carbon fiber organic gas recovery method and system using nitrogen as desorption medium
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CN104436982A (en) * 2013-09-17 2015-03-25 中国石油化工股份有限公司 Low concentration oxygen-containing organic waste gas recovery technology for dry spinning
CN103611388A (en) * 2013-11-21 2014-03-05 马军 Adsorption device for adsorbing organic solvents from waste gas containing organic solvents
CN104128070A (en) * 2014-08-07 2014-11-05 石家庄天龙环保科技有限公司 Organic waste gas desorption equipment
CN104174251A (en) * 2014-08-28 2014-12-03 江苏航天惠利特环保科技有限公司 Oily gas recycling device using coupling method
CN105738601A (en) * 2014-12-11 2016-07-06 中国石油化工股份有限公司 On-line detection method of oxygen content of high-performance polyethylene fiber prepared through dry spinning
CN104984628A (en) * 2015-07-10 2015-10-21 张家港市三星净化设备制造有限公司 Organic waste gas adsorption recovery process
CN104984629A (en) * 2015-07-10 2015-10-21 张家港市三星净化设备制造有限公司 Organic waste gas adsorption recovery device
CN105771543A (en) * 2016-04-22 2016-07-20 上海锡尔环境工程有限公司 Dry purification and recovery device of organic waste gas

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Application publication date: 20120104