CN205700037U - Fluidized bed gas adsorption/desorption system - Google Patents
Fluidized bed gas adsorption/desorption system Download PDFInfo
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- CN205700037U CN205700037U CN201620520161.8U CN201620520161U CN205700037U CN 205700037 U CN205700037 U CN 205700037U CN 201620520161 U CN201620520161 U CN 201620520161U CN 205700037 U CN205700037 U CN 205700037U
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- 238000003795 desorption Methods 0.000 claims abstract description 123
- 239000007787 solid Substances 0.000 claims abstract description 83
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- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses a kind of fluidized bed gas adsorption/desorption system.System includes absorption and regenerated fluidized bed, absorption side and desorption side gas-solid separator and feeding-distribution device.Adsorbent fluidization bed accessory has adsorbent entrance, pending gas entrance, the first returning charge entrance and the first mixture outlet.Absorption side gas-solid separator and the first mixture outlet are connected.Regenerated fluidized bed accessory has the second returning charge entrance, stripping gas entrance and the second mixture outlet.Desorption side gas-solid separator and the second mixture outlet are connected.Feeding-distribution device has charging aperture, the sub-material outlet of absorption side and the sub-material outlet of desorption side, charging aperture is connected with the absorption side solids outlet port of absorption side gas-solid separator, the sub-material outlet of absorption side is connected with the first returning charge entrance, and the sub-material outlet of desorption side is connected with the second returning charge entrance.According to system of the present utility model, simple to operate, improve system processing power and seriality, improve adsorption efficiency and absorption economy.
Description
Technical field
This utility model relates to fluidized bed gas adsorption technology field, especially relates to a kind of fluidized bed gas adsorption/desorption
System.
Background technology
Industrial adsorption reactor is for controlling reactor pressure decrease, adsorption efficiency and absorption economy, and empty tower gas velocity often controls
0.1～about 0.6m/s, bed height controls 3～about 5m.For reaching industry quantity-produced purpose, absorbing unit is set up
Putting multiple (usually 3～5) adsorptive reactor, a reactor is used for adsorbing, and one is used for adsorbent reactivation, and one is used for
Adsorbent is dried cooling, and remaining is standby.Three reactors used are back and forth by manually or mechanically switching.
Present stage, the common reactor of industrial adsorption is fixed bed, revolving bed and moving bed, wherein ADSORPTION IN A FIXED BED reaction
Device industrially uses relatively broad, and its adsorbing medium heap is real to be filled in adsorptive reactor, and the fluid containing target component penetrates
Adsorbent bed, target component adsorbate is adsorbed in the adsorbent surface of porous, and remaining composition penetrates adsorbent bed.Fixed bed
The labor intensity such as the operation maintenance while of filling replacing, the regeneration of adsorbent and multiple reactor of adsorptive reactor are the biggest.With
Time, misoperation also easily causes that air flow method is uneven, joint gushes and occurs with the phenomenon such as channel.Moving bed internal adsorption agent is in all the time
Mobile status, the degree of wear each other is big, and moving bed device structure is complicated, bulky, troublesome poeration.
The empty tower gas velocity of fluid bed up to 3～10m/s (different according to grain diameter, empty tower gas velocity is different), has simultaneously
The advantages such as gas-solid contact area is big, and mass-transfer efficiency is high, uniform distribution of temperature field.Along with quickly sending out of fluid bed research in recent years
Exhibition, introduces industrial adsorption by fluidization, can solve that industrial adsorption empty tower gas velocity is little, labor intensity big, mass-transfer efficiency not
The shortcomings such as height, thermo parameters method are uneven.
Utility model content
The application is intended at least to solve one of technical problem present in prior art.To this end, this utility model is intended to
Thering is provided a kind of fluidized bed gas adsorption/desorption system, in this system, reactor empty tower gas velocity is big, labor intensity is little, mass-transfer efficiency
High, uniform distribution of temperature field.
Fluidized bed gas adsorption/desorption system according to this utility model embodiment, including: adsorbent fluidization bed, described absorption
Fluid bed has adsorbent entrance, pending gas entrance, the first returning charge entrance and the first mixture outlet；Absorption side gas solid separation
Device, described absorption side gas-solid separator is connected with described first mixture outlet and mixes with the adsorbent after importing absorption and gas
Thing, described absorption side gas-solid separator has place and regulates the flow of vital energy outlet and adsorb side solids outlet port；Regenerated fluidized bed, described regeneration
Fluid bed has the second returning charge entrance, stripping gas entrance and the second mixture outlet；Desorption side gas-solid separator, described desorption side
Gas-solid separator is connected with described second mixture outlet to import the adsorbent after being desorbed and admixture of gas, described desorption side
Gas-solid separator has stripping gas outlet and desorption side solids outlet port；Feeding-distribution device, described feeding-distribution device have charging aperture,
The sub-material outlet of absorption side and the sub-material outlet of desorption side, described charging aperture is connected with described absorption side solids outlet port, described absorption
Side sub-material outlet is connected with described first returning charge entrance, and sub-material outlet in described desorption side is connected with described second returning charge entrance.
Fluidized bed gas adsorption/desorption system according to this utility model embodiment, by adsorbent fluidization bed and regenerated fluidized
Bed completes the adsorption/desorption of adsorbent, and empty tower gas velocity is big, gas-solid contact area is big, mass-transfer efficiency owing to fluid bed has
The advantages such as height, uniform distribution of temperature field, improve system processing power, improve adsorption efficiency and absorption economy.It addition, fluid bed
Internal adsorption agent is in fluidized state, and the mutual attrition of adsorbent is little.Suction adsorbent fluidization bed discharged by feeding-distribution device
Attached dose of distribution to regenerated fluidized bed and returns to adsorbent fluidization bed, it is achieved the seriality of system adsorption/desorption, alleviates adsorbent and turns
Moving the labor intensity of operation, structure of system equipment is simple, reactor apparatus is little, simple to operate.
In certain embodiments, described feeding-distribution device includes: sub-material U valve, limits valve pocket in described sub-material U valve, described
Valve pocket includes spaced apart snout cavity, absorption sub-material chamber, side and desorption sub-material chamber, side, and described snout cavity is respectively by connection aperture
It is connected with sub-material chamber, described absorption side and desorption sub-material chamber, side；Wherein, described charging aperture, the sub-material outlet of absorption side and desorption side
Sub-material outlet is respectively provided on described sub-material U valve, and described charging aperture is connected with described snout cavity, and described absorption side sub-material goes out
Mouth is connected with sub-material chamber, described absorption side, and sub-material outlet in described desorption side is connected with sub-material chamber, described desorption side, described point
It is additionally provided with the sub-material gas entrance for being blown into loosening wind to described valve pocket on material U valve.Sub-material U valve is equivalent in prior art two
Individual U valve is integrated, and can complete to absorption side and the process of desorption side distribution adsorbent simultaneously, and the structure of feeding-distribution device obtains
Simplify, and the most controlled.
Specifically, described sub-material U valve include vertically arranged baffle assembly, described baffle assembly be located in described valve pocket with
By exit port chamber, described valve pocket interval, absorption sub-material chamber, side and desorption sub-material chamber, side, the bottom of described baffle assembly and described valve
The diapire in chamber is spaced apart to limit described connection aperture.Utilizing baffle assembly to a point chamber, structure is the simplest.
More specifically, corresponding sub-material chamber, described absorption side and sub-material chamber, described desorption side are respectively equipped with on described sub-material U valve
Described sub-material gas entrance.Thus, the adsorbent in absorption sub-material chamber, side and desorption side sub-material intracavity can be blown afloat, beneficially adsorbent
Discharge from the sub-material outlet of absorption side and the sub-material outlet of desorption side respectively.
Further, described snout cavity between sub-material chamber, described absorption side and sub-material chamber, described desorption side, described valve
The diapire in chamber is provided with the separating table of corresponding described snout cavity, and the upper surface of described separating table is formed as plane or protruding upward
Convex surface.Thus, the adsorbent on separating table is directed away from the direction of snout cavity under gravity and slides, and adsorbent can be automatic
Slide to adsorb sub-material chamber, side and desorption sub-material chamber, side.
Preferably, sub-material outlet in described absorption side is connected with described first returning charge entrance by the first sub-feed tube, from institute
State absorption side sub-material and export on the direction of described first returning charge entrance, the described first downward-sloping extension of sub-feed tube, described the
Angle between one sub-feed tube and vertical plane is 15 degree of-45 degree；Described desorption side sub-material exports by the second sub-feed tube with described
Second returning charge entrance is connected, on the direction exporting to described second returning charge entrance from described desorption side sub-material, and described second point
Downward-sloping extension managed by material, and the angle between described second sub-feed tube and vertical plane is 15 degree of-45 degree.Thus, in sub-material U valve
Adsorbent can flow out automatically, without arranging carrier again in the first sub-feed tube and the second sub-feed tube.
In certain embodiments, being provided with absorption side air distribution plate in described adsorbent fluidization bed, described pending gas entrance is positioned at
The lower section of described absorption side air distribution plate, and described adsorbent entrance, described first returning charge entrance and described first mixture outlet
Being positioned at the top of described absorption side air distribution plate, described absorption side air distribution plate is formed as downwardly projecting cone plate, described absorption side
The cone element of air distribution plate and the angle of horizontal plane are 10 degree of-20 degree；Desorption side air distribution plate, institute it is provided with in described regenerated fluidized bed
State stripping gas entrance and be positioned at the lower section of described desorption side air distribution plate, described second returning charge entrance and described second mixture outlet position
In the top of described desorption side air distribution plate, described desorption side air distribution plate is formed as downwardly projecting cone plate, described desorption side cloth
The cone element of aerofoil and the angle of horizontal plane are 10 degree of-20 degree.Thus so that the distribution of fluid bed internal adsorbent is the most equal
Even.
Specifically, fluidized bed gas adsorption/desorption system also includes adsorbent tank, the discharging opening of described adsorbent tank
It is connected with described adsorbent entrance by feed auger.Thus, absorption can be inputted from adsorbent tank continuously to adsorbent fluidization bed
Agent, it is ensured that the promptness of adsorbent input, seriality.
Further, fluidized bed gas adsorption/desorption system also includes cooler, limits adsorbent in described cooler
Heat exchanger channels and coolant heat exchanger channels, the two ends of described adsorbent heat exchanger channels respectively with described desorption side solids outlet port and
Described adsorbent entrance is connected.System achieves adsorption and desorption regeneration and the refrigerating work procedure of adsorbent, and technique is simple, operation side
Just, economical reliable, save a large amount of operations that adsorbent in system is filled, changed, system continuous productive labor intensity is little.
Additional aspect of the present utility model and advantage will part be given in the following description, and part will be from explained below
In become obvious, or recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from combining general the accompanying drawings below description to embodiment
Become obvious and easy to understand, wherein:
Fig. 1 is the structural representation of the fluidized bed gas adsorption/desorption system according to this utility model embodiment；
Fig. 2 is the structural representation of the feeding-distribution device according to this utility model embodiment.
Reference:
Fluidized bed gas adsorption/desorption system 100,
Adsorbent tank 1, discharging control valve 2, feed auger 3, adsorbent fluidization bed 4, absorption side air distribution plate 5, absorption side gas
Solid separator 6, return duct 7,
Feeding-distribution device 8, sub-material U valve 81, baffle assembly the 82, first sub-feed tube the 83, second sub-feed tube 84, U valve air distribution plate 9,
Separating table 10,
Regenerated fluidized bed 11, desorption side air distribution plate 12, desorption side gas-solid separator 13, cooler 14, inner tube 141, outer tube
142, auger conveyor 15,
Discharging opening a, pending gas entrance b, adsorbent entrance c, the first returning charge entrance d, the first mixture outlet e, absorption
Side solids outlet port f, place regulate the flow of vital energy outlet g, charging aperture h, absorption side sub-material outlet i, desorption side sub-material outlet j, connection aperture
M, sub-material gas entrance n, the second returning charge entrance o, stripping gas entrance p, the second mixture outlet q, desorption side solids outlet port r, solution
Air-breathing outlet t, coolant entrance u, coolant outlet w,
Valve pocket V, snout cavity A, absorption sub-material chamber, side B, desorption sub-material chamber, side C, coolant heat exchanger channels E, adsorbent heat exchange
Passage F.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Below by ginseng
It is exemplary for examining the embodiment that accompanying drawing describes, it is intended to be used for explaining this utility model, and it is not intended that to this utility model
Restriction.
Below with reference to Fig. 1-Fig. 2, the fluidized bed gas adsorption/desorption system 100 according to this utility model embodiment is described.
Fluidized bed gas adsorption/desorption system 100 according to this utility model embodiment, as it is shown in figure 1, include: absorption stream
Change bed 4, absorption side gas-solid separator 6, regenerated fluidized bed 11, desorption side gas-solid separator 13 and feeding-distribution device 8.
As it is shown in figure 1, adsorbent fluidization bed 4 has adsorbent entrance c, pending gas entrance b, the first returning charge entrance d and
One mixture outlet e, adsorbent entrance c and the first returning charge entrance d are for filling adsorbent in adsorbent fluidization bed 4, pending
Gas entrance b is for filling pending gas in adsorbent fluidization bed 4.Adsorbent is in fluidized state in adsorbent fluidization bed 4, fluidisation
Adsorbent can be sufficiently mixed with pending gas and contact, to absorb the target component in pending gas, pending gas is absorbed mesh
Regulate the flow of vital energy at formation after mark component.After adsorbent mixes a period of time with pending gas, mixture can be from the first mixture outlet e
Discharge.
As it is shown in figure 1, absorption side gas-solid separator 6 is connected to import the adsorbent after adsorbing with the first mixture outlet e
And admixture of gas, absorption side gas-solid separator 6 has place and regulates the flow of vital energy outlet g and adsorb side solids outlet port f.It is to say,
After mixture in adsorbent fluidization bed 4 enters absorption side gas-solid separator 6, absorption side gas-solid separator 6 will adsorb target
Adsorbent and the admixture of gas of component are separated, isolated admixture of gas from from regulate the flow of vital energy and discharge at outlet g, isolate
Adsorbent from absorption side solids outlet port f discharge.If in expellant gas mixture, target component content is up to standard, then gas
Body mixture will be directed to next treatment process.
As it is shown in figure 1, regenerated fluidized bed 11 has the second returning charge entrance o, stripping gas entrance p and the second mixture outlet q,
Second returning charge entrance o is for filling adsorbent in regenerated fluidized bed 11, and stripping gas entrance p is for filling out in regenerated fluidized bed 11
Fill stripping gas.Adsorbent is in fluidized state in regenerated fluidized bed 11, and the adsorbent of fluidisation can be sufficiently mixed with stripping gas and connect
Touch, the target component that stripping gas can absorb in adsorbent.When adsorbent mixes after a period of time with stripping gas, mixture can be from
Two mixture outlet q discharge.
As it is shown in figure 1, desorption side gas-solid separator 13 is connected to import the adsorbent after being desorbed with the second mixture outlet q
And admixture of gas, desorption side gas-solid separator 13 has stripping gas outlet t and desorption side solids outlet port r.It is to say,
After mixture in regenerated fluidized bed 11 enters desorption side gas-solid separator 13, desorption side gas-solid separator 13 will be desorbed mesh
Desorbing agent and the admixture of gas of mark component are separated, and isolated admixture of gas is discharged at stripping gas outlet t, separates
The desorbing agent gone out is discharged from desorption side solids outlet port r.
As depicted in figs. 1 and 2, feeding-distribution device 8 has charging aperture h, absorption side sub-material outlet i and desorption side sub-material outlet j,
Charging aperture h is connected with absorption side solids outlet port f, and absorption side sub-material outlet i and the first returning charge entrance d is connected, desorption side sub-material
Outlet j and the second returning charge entrance o is connected.
It is to say, adsorbent is after having adsorbed the target component of pending gas, regulate the flow of vital energy in the place being adsorbed target component
Can enter in next operation, and the adsorbent having adsorbed target component can enter in feeding-distribution device 8.Feeding-distribution device 8 passes through
The adsorbent having adsorbed target component is assigned in regenerated fluidized bed 11 by desorption side sub-material outlet j, regenerated fluidized bed 11 enter
Row desorption and regeneration.Adsorbent is desorbed gas adsorbed target component in regenerated fluidized bed 11, then by desorption side gas-solid separator
13 isolate, and the adsorbent being desorbed target component can recycling.So, adsorbent can be by feeding-distribution device 8 by adsorbing
Side is transferred to be desorbed side with regeneration, it is achieved adsorbent, in intrasystem automatic transfer, alleviates the labor intensity of transfer operation.
So, adsorbent fluidization bed 4 uses without switching with regenerated fluidized bed 11, and adsorbent fluidization bed 4 is only used for adsorbent and inhales
Receiving the target component in pending gas, regenerated fluidized bed 11 is only used for the desorption and regeneration of adsorbent.So, decrease fluid bed to open
The number of times stopped, makes production have seriality, improves production efficiency.If two fluid beds to be used alternatingly, then in system
Need to arrange too much regulation and control and Steering valve device, operation inconvenience.Therefore the system equipment without switching is less, whole technique
Simply, easy to operate.
Further it will be understood that adsorbent is when the target component of the adsorbent fluidization bed 4 pending gas of internal adsorption, inhaled
The restriction of the conditions such as attached time, adsorbent is generally unable to reach utilization rate very, say, that from the first mixture outlet
In the adsorbent that e discharges, generally some adsorbent fails to be adsorbed onto target component, or some adsorbent is not
Can target component be absorbed saturated.
In this utility model embodiment, by arranging feeding-distribution device 8, absorption side isolated adsorbent enter into point
After material device 8, by absorption side sub-material outlet i, undersaturated adsorbent is redistributed in adsorbent fluidization bed 4, and at absorption stream
Again absorb the target component in pending gas in changing bed 4, improve the utilization rate of adsorbent, improve the absorption economy of reactor
Property.
In this utility model embodiment, fluid bed is used to complete the adsorption/desorption process of adsorbent, fluidized-bed reactor
Middle adsorbent is in fluidized state, long-pending with fluid contact level big, has good mass transfer and heat transfer property, temperature field production capacity
Greatly.And the empty tower gas velocity of fluid bed is big, treating capacity is big, and economy is high.Owing to adsorbent is in fluidized state in fluid bed,
Adsorbent attrition consumes the least.
Fluidized bed gas adsorption/desorption system 100 according to this utility model embodiment, by adsorbent fluidization bed 4 and regeneration
Fluid bed 11 completes the adsorption/desorption of adsorbent, and empty tower gas velocity is big, gas-solid contact area is big, mass transfer owing to fluid bed has
The advantages such as efficiency height, uniform distribution of temperature field, improve system processing power, improve adsorption efficiency and absorption economy.It addition, stream
Changing bed internal adsorption agent and be in fluidized state, the mutual attrition of adsorbent is little.By feeding-distribution device 8 by adsorbent fluidization bed 4 row
The adsorbent distribution gone out to regenerated fluidized bed 11 and returns to adsorbent fluidization bed 4, it is achieved the seriality of system adsorption/desorption, alleviates
The labor intensity of adsorbent transfer operation, structure of system equipment is simple, reactor apparatus is little, simple to operate.
In certain embodiments, as it is shown in figure 1, fluidized bed gas adsorption/desorption system 100 also includes adsorbent tank 1,
The discharging opening a of adsorbent tank 1 is connected with adsorbent entrance c.So, can store up into a certain amount of absorption in adsorbent tank 1
Agent, when system operates, can input adsorbent from adsorbent tank 1 to adsorbent fluidization bed 4 continuously, it is ensured that adsorbent input and
Shi Xing, seriality.
Specifically, as it is shown in figure 1, be provided with discharging control valve 2 at the discharging opening a of adsorbent tank 1, go out controlling adsorbent
Doses and discharging speed.
Specifically, as it is shown in figure 1, fluidized bed gas adsorption/desorption system 100 also includes feed auger 3, feed auger 3 with
Adsorbent entrance c is connected, and feed auger 3 for sending into adsorbent fluidization bed 4 by adsorbent.Thus, charging conveying capacity is big, is difficult to
Stuck blocking, service life is long.
Further, as it is shown in figure 1, the discharging opening a of adsorbent tank 1 is by feed auger 3 and adsorbent entrance c phase
Even, the adsorbent i.e. discharged from the discharging opening a of adsorbent tank 1 is sent in adsorbent fluidization bed 4 by feed auger 3.
In certain embodiments, as it is shown in figure 1, adsorbent fluidization bed 4 is provided with multiple first mixture outlet e, Duo Ge
One mixture outlet e is connected with absorption side gas-solid separator 6 respectively, and the mixture in adsorbent fluidization bed 4 can be by multiple first
Mixture outlet e flows to absorption side gas-solid separator 6.
Specifically, pending gas entrance b is located at the bottom of adsorbent fluidization bed 4, and the first mixture outlet e is located at adsorbent fluidization
The top of bed 4, after adsorbent fluidization bed 4 is filled with pending gas, pending gas upwards blows, and makes the mixing in adsorbent fluidization bed 4
Thing is upwards discharged.
Further, as it is shown in figure 1, fluidized bed gas adsorption/desorption system 100 also includes return duct 7, the one of return duct 7
End connects the place of absorption side gas-solid separator 6 and regulates the flow of vital energy outlet g, the other end connection adsorbent fluidization bed 4 of return duct 7, return duct 7
Again to contact with adsorbent in being directed back to adsorbent fluidization bed 4 from adsorbing the side isolated gas of gas-solid separator 6.
It is understood that flow into the pending gas of adsorbent fluidization bed 4 for the first time from pending gas entrance b, with fluidisation
After adsorbent contact, it is impossible to reach very to remove target component.It is to say, it is isolated in absorption side gas-solid separator 6
Gas includes and is regulated the flow of vital energy by the place absorbing target component, also include pending gas not to be adsorbed.
Therefore the setting of return duct 7, can by from from outlet g expellant gas mixture of regulating the flow of vital energy return again to adsorbent fluidization
In bed 4, again contact with adsorbent to remove target component, reduce the content of target component in gas, regulate the flow of vital energy at raising final
Purifying rate.
Alternatively, regulate the flow of vital energy detection piece and recycle control valve (not shown) in the system place of may also include, and place's detection piece of regulating the flow of vital energy is used
Outlet g of regulating the flow of vital energy at detection expellant gas removes the process Gas content of target component, or place's detection piece of regulating the flow of vital energy has been used
The content of target component in outlet g of regulating the flow of vital energy at detection expellant gas.Recycle control valve is located on return duct 7, backflow control
Valve processed detection piece of regulating the flow of vital energy with place electrically connects, to control the aperture of recycle control valve according to the regulate the flow of vital energy testing result of detection piece of place.
Such as, when during outlet g expellant gas is regulated the flow of vital energy at place, target component content is higher, recycle control valve can be beaten
Open, so that the isolated gas of absorption side gas-solid separator 6 is directed back in adsorbent fluidization bed 4 again.When place regulate the flow of vital energy outlet g discharge
Gas in target component content when being relatively low up to standard, recycle control valve can be closed.
In certain embodiments, as it is shown in figure 1, be provided with absorption side air distribution plate 5, pending gas entrance b in adsorbent fluidization bed 4
It is positioned at the lower section of absorption side air distribution plate 5, and adsorbent entrance c, the first returning charge entrance d and the first mixture outlet e are positioned at absorption
The top of side air distribution plate 5.The pending gas being beneficial to be blown into that is provided with of absorption side air distribution plate 5 is distributed all in adsorbent fluidization bed 4
Even, it is beneficial to improve the purifying rate of pending gas.
Specifically, absorption side air distribution plate 5 is formed as downwardly projecting cone plate, and absorption side air distribution plate 5 is at adsorbent fluidization bed 4
Interior middle low edge is high, and the absorption side air distribution plate 5 of cone-shaped can effectively prevent the adsorbent entering adsorbent fluidization bed 4 at absorption stream
The edge changing bed 4 piles up so that adsorbent fluidization bed 4 internal adsorbent more uniformly spreads.
Advantageously, the cone element of absorption side air distribution plate 5 and the angle α of horizontal plane are 10 degree of-20 degree.
In certain embodiments, the absorption side preferred cyclone separator of gas-solid separator 6, absorption side solids outlet port f is located at
The bottom of absorption side gas-solid separator 6.
In certain embodiments, as it is shown in figure 1, regenerated fluidized bed 11 is provided with multiple second mixture outlet q, Duo Ge
Two mixture outlet q are connected with desorption side gas-solid separator 13 respectively, and the mixture in regenerated fluidized bed 11 can pass through multiple the
Two mixture outlet q flow to desorption side gas-solid separator 13.
Specifically, stripping gas entrance p is located at the bottom of regenerated fluidized bed 11, and the second mixture outlet q is located at regenerated fluidized
The top of bed 11, after regenerated fluidized bed 11 is filled with stripping gas, stripping gas upwards blows, and makes the mixture in regenerated fluidized bed 11
Upwards discharge.
In certain embodiments, as it is shown in figure 1, be provided with desorption side air distribution plate 12, stripping gas entrance p in regenerated fluidized bed 11
Being positioned at the lower section of desorption side air distribution plate 12, the second returning charge entrance o and the second mixture outlet q is positioned at the upper of desorption side air distribution plate 12
Side.The stripping gas being beneficial to be blown into that is provided with of desorption side air distribution plate 12 is evenly distributed in regenerated fluidized bed 11, is beneficial to improve suction
The desorption rate of attached dose.
Specifically, desorption side air distribution plate 12 is formed as downwardly projecting cone plate, and desorption side air distribution plate 12 is regenerated fluidized
In the middle of in bed 11, low edge is high, and the desorption side air distribution plate 12 of cone-shaped can effectively prevent the adsorbent entering regenerated fluidized bed 11 from existing
The edge of regenerated fluidized bed 11 piles up so that regenerated fluidized bed 11 internal adsorbent more uniformly spreads.
Advantageously, the cone element of desorption side air distribution plate 12 and the angle β of horizontal plane are 10 degree of-20 degree.
Alternatively, stripping gas is the noble gas of steam or heating.
In certain embodiments, the desorption side preferred cyclone separator of gas-solid separator 13, desorption side solids outlet port r is located at
The bottom of desorption side gas-solid separator 13.
In certain embodiments, as it is shown in figure 1, fluidized bed gas adsorption/desorption system 100 also includes cooler 14, cooling
Limit adsorbent heat exchanger channels F and coolant heat exchanger channels E in device 14, the two ends of adsorbent heat exchanger channels F respectively with desorption
Side solids outlet port r is connected with adsorbent entrance c.It is to say, after the adsorbent after Tuo Fu can be cooled down by cooler 14, then
Recycle in being back to adsorbent fluidization bed 4.
So, system achieves adsorption and desorption regeneration and the refrigerating work procedure of adsorbent, and technique is simple, easy to operate, economical
Reliably, saving a large amount of operations that adsorbent in system is filled, changed, system continuous productive labor intensity is little.
Specifically, as it is shown in figure 1, cooler 14 includes inner tube 141 and outer tube 142, it is enclosed within outside outer tube 142 in inner tube 141.
The desorption side solids outlet port r of desorption side gas-solid separator 13 is internal with inner tube 141 to be connected, and inner tube 141 inner chamber constitutes absorption
Agent heat exchanger channels F.Outer tube 142 tube wall is provided with coolant entrance u and coolant outlet w, and outer tube 142 tube wall is managed with inner tube 141
Coolant heat exchanger channels E is limited between wall.
Alternatively, coolant is cooling water, and certainly, coolant may be used without other fluids.Advantageously, at cooler 14
In, the flow direction of the adsorbent in inner tube 141 with inner tube 141 outside the flow direction of coolant contrary, so that being desorbed
Adsorbent and cooling water countercurrent flow, improve heat exchange efficiency.
More specifically, as it is shown in figure 1, system also includes auger conveyor 15, auger conveyor 15 will be for being desorbed side gas
The isolated adsorbent of solid separator 13 exports towards target direction.
Alternatively, in adsorbent heat exchanger channels F, it is provided with auger conveyor 15, with the adsorbent after cooling down towards target side
To output.
Further, in cooler 14, adsorbent heat exchanger channels F is connected with adsorbent tank 1, and the adsorbent after heat exchange enters
Enter in adsorbent tank 1, in case adsorbent fluidization bed 4 materials, make adsorbent can be recycled.Certainly, in adsorbent tank 1 also
Fresh adsorbent can be supplemented in good time.
In certain embodiments, as in figure 2 it is shown, feeding-distribution device 8 includes: sub-material U valve 81, in sub-material U valve 81, valve is limited
Chamber V, valve pocket V include that spaced apart snout cavity A, absorption side sub-material chamber B and desorption sub-material chamber, side C, snout cavity A are respectively by connection
Aperture m and absorption side sub-material chamber B and desorption sub-material chamber, side C is connected.
Wherein, charging aperture h, absorption side sub-material outlet i and desorption side sub-material outlet j are respectively provided on sub-material U valve 81, and enter
Material mouth h is connected with snout cavity A, and absorption side sub-material outlet i is connected with absorption sub-material chamber, side B, and desorption side sub-material outlet j is with de-
Attached side sub-material chamber C is connected, and sub-material U valve 81 is additionally provided with the sub-material gas entrance n for being blown into loosening wind to valve pocket V.
So, absorption side gas-solid separator 6 drains into the adsorbent of feeding-distribution device 8, charging aperture h enter into snout cavity A, by
It is blown into loosening wind in sub-material gas entrance n to valve pocket V, loosens wind and blow to the adsorbent entering valve pocket V adsorb sub-material chamber, side B and take off
Attached side sub-material chamber C, the adsorbent of two intracavity flows to adsorbent fluidization bed 4 and regenerated fluidized bed 11 respectively, thus realizes adsorbent
Distribution.
In this utility model embodiment, sub-material U valve 81 is equivalent to be integrated in prior art two U valves, can be same
Time complete to absorption side and desorption side distribution adsorbent process, the structure of feeding-distribution device 8 is simplified, and the most simply may be used
Control.
Specifically, as in figure 2 it is shown, sub-material U valve 81 includes that baffle assembly 82, baffle assembly 82 are located in valve pocket V with by valve
Chamber V interval exit port chamber A, absorption side sub-material chamber B and desorption sub-material chamber, side C, utilize baffle assembly 82 to a point chamber, and structure is the simplest
Single.
Specifically, as in figure 2 it is shown, baffle assembly 82 is vertically arranged, the bottom of baffle assembly 82 and the diapire interval of valve pocket V
Open to limit connection aperture m.
Advantageously, the vertical height of baffle assembly 82 is the 1/2-2/3 of valve pocket V height.
Advantageously, the volume of snout cavity A is the 1/3～2/3 of valve pocket V volume, absorption side sub-material chamber B and desorption sub-material chamber, side
The volume of C is respectively the 1/6～1/3 of valve pocket V volume.
Further, baffle assembly 82 is movably arranged in valve pocket V, so that the size of connection aperture m is adjustable, thus can
To adjust the adsorbent in snout cavity A to absorption side and the sendout of desorption side.
In certain embodiments, as in figure 2 it is shown, corresponding absorption sub-material chamber, side B and desorption sub-material chamber, side C on sub-material U valve 81
It is respectively equipped with sub-material gas entrance n, so, the adsorbent in absorption sub-material chamber, side B and desorption sub-material chamber, side C can be blown afloat, favorably
Discharge from absorption side sub-material outlet i and desorption side sub-material outlet j respectively in adsorbent.
Advantageously, the air quantity of the loosening wind entered from each sub-material gas entrance n is adjustable, such that it is able to adjust in snout cavity A
Adsorbent to absorption side and the desorption sendout of side and allocation proportion.
Specifically, as in figure 2 it is shown, be provided with U valve air distribution plate 9 at corresponding sub-material gas entrance n in valve pocket V, so that loosening wind
It is distributed more uniform in valve pocket V.
More specifically, the diapire of sub-material U valve 81 is provided with two sub-material gas entrance n, the top of two sub-material gas entrance n is divided
It is not provided with a U valve air distribution plate 9.
In certain embodiments, the inwall of valve pocket V is provided with corresponding snout cavity A and the separating table 10 relative with charging aperture h,
The beneficially adsorbent that is provided with of separating table 10 distributes towards absorption sub-material chamber, side B and desorption sub-material chamber, side C.
Specifically, as in figure 2 it is shown, separating table 10 is located on the diapire of valve pocket V, the upper surface of separating table 10 is formed as flat
Face, the upper surface of separating table 10 may be alternatively formed to convex surface protruding upward, and so, the adsorbent on separating table 10 is in action of gravity
Under be directed away from snout cavity A direction slide, adsorbent can automatically slide to adsorb sub-material chamber, side B and desorption sub-material chamber, side C.
More specifically, as in figure 2 it is shown, snout cavity A is between absorption side sub-material chamber B and desorption sub-material chamber, side C, valve pocket V
Diapire be provided with the separating table 10 of corresponding snout cavity A, the upper surface of separating table 10 is formed as plane or protruding upward convex
Face.
Alternatively, the width of separating table 10 is preferably consistent with the width of two dividing plates in baffle assembly 82, and separating table 10 can set
It is set to horizontal plate or two pieces of symmetrical swash plates, between every piece of swash plate and horizontal plane, all accompanies an acute angle.Separating table 10 is arranged
Can prevent adsorbent on separating table 10 from piling up for swash plate form, the most beneficially adsorbent divides to absorption sub-material chamber, side B and desorption side
Material chamber C moves.
Further, as in figure 2 it is shown, two U valve air distribution plates 9 are connected with separating table 10, the adsorbent court on separating table 10
When sliding on U valve air distribution plate 9 to both sides, can be risen by loosening wind.
Advantageously, as in figure 2 it is shown, U valve air distribution plate 9 is arranged on 1/4 bottom of sub-material U valve 81, absorption side sub-material outlet i and
Desorption side sub-material outlet j is respectively provided at 1/4 top of sub-material U valve 81.
In certain embodiments, as depicted in figs. 1 and 2, sub-material outlet i in absorption side is returned with first by the first sub-feed tube 83
Material entrance d is connected, and on the direction from absorption side sub-material outlet i to first returning charge entrance d, the first sub-feed tube 83 is downward-sloping to be prolonged
Stretch.Desorption side sub-material outlet j is connected with the second returning charge entrance o by the second sub-feed tube 84, is exporting j to the from desorption side sub-material
On the direction of two returning charge entrance o, the second downward-sloping extension of sub-feed tube 84.Thus the adsorbent in sub-material U valve 81 can lead to respectively
Cross the first sub-feed tube 83 and the second sub-feed tube 84 flows to adsorbent fluidization bed 4 and regenerated fluidized bed 11 respectively.
Specifically, the angle between the first sub-feed tube 83 and horizontal plane is more than the motion angle of repose of adsorbent, the second sub-material
Angle between pipe 84 and horizontal plane is more than the motion angle of repose of adsorbent.Thus, the adsorbent in sub-material U valve 81 can flow automatically
Go out, without arranging carrier again in the first sub-feed tube 83 and the second sub-feed tube 84.
Here, " angle of repose " refers to bulk cargo and the maximum angle of natural stability state can be kept (monolateral right when stacking
The angle on ground).After this angle is formed, more up heap adds this bulk cargo, and bulk cargo will be slid down naturally.Such as dump,
In the stacking of grain, if the windrow that dump or grain are formed is formed as reaching the taper heap of angle of repose, then dose on windrow
When coal or grain, the coal dosed or grain can tumble downwards.
In this utility model embodiment, the concept of " motion angle of repose " can be analogized by the concept of above-mentioned " angle of repose ".Also
That is, the angle between the first sub-feed tube 83 and horizontal plane is less than or equal to the motion angle of repose of adsorbent, and adsorbent is at valve
Being in steady statue in the V of chamber, adsorbent will not flow to adsorbent fluidization bed 4 from the first sub-feed tube 83.
The most in the above-described embodiments, the angle between the first sub-feed tube 83 and horizontal plane is set greater than adsorbent
Motion angle of repose, can make the adsorbent in sub-material U valve 81 automatically flow to adsorbent fluidization bed 4 from the first sub-feed tube 83, it is not necessary to separately to set
Carrier.Equally, the angle between the second sub-feed tube 84 and horizontal plane is set greater than the motion angle of repose of adsorbent, can make
Adsorbent in sub-material U valve 81 flows to regenerated fluidized bed 11 from the second sub-feed tube 84 automatically, it is not necessary to separately set carrier.
Wherein, the scope of the motion angle of repose of adsorbent is about the motion angle of repose to 35 degree of coke, therefore, the first sub-material
Angle between pipe 83 and horizontal plane is preferably greater than 35o, and the angle between the second sub-feed tube 84 and horizontal plane is preferably greater than 35o.
Preferably, the angle between the first sub-feed tube 83 and vertical plane is 15 degree of-45 degree, the i.e. first sub-feed tube 83 and level
Angle between face is 45 degree of-75 degree.Angle between second sub-feed tube 84 and vertical plane is 15 degree of-45 degree, the i.e. second sub-material
Angle between pipe 84 and horizontal plane is 45 degree of-75 degree.
The fluidized bed gas adsorption/desorption system of one specific embodiment of this utility model is described referring to Fig. 1 and Fig. 2
The structure of 100.
Fluidized bed gas adsorption/desorption system 100 includes adsorbent tank 1, feed auger 3, adsorbent fluidization bed 4, absorption side
Gas-solid separator 6, sub-material U valve 81, regenerated fluidized bed 11, desorption side gas-solid separator 13 and cooler 14, adsorbent tank 1,
Feed auger 3, adsorbent fluidization bed 4 and absorption side gas-solid separator 6 are sequentially connected.The absorption side of absorption side gas-solid separator 6 is solid
Body outlet f is connected with the charging aperture h of sub-material U valve 81, and the first sub-feed tube 83 of sub-material U valve 81 is connected with adsorbent fluidization bed 4, point
Second sub-feed tube 84 of material U valve 81 is connected with regenerated fluidized bed 11.Regenerated fluidized bed 11 is connected with desorption side gas-solid separator 13,
Desorption side gas-solid separator 13 is connected with cooler 14, and the auger conveyor 15 in cooler 14 for being delivered to suction by adsorbent
Attached dose of storage tank 1.
Before system start-up, by feed auger 3 transport portion adsorbent in adsorbent fluidization bed 4.Open pending gas entrance
B, pending gas is entered by bottom adsorbent fluidization bed 4, and after absorption side air distribution plate 5, pending gas is uniformly distributed, by adsorbent fluidization
Adsorbent fluidisation in bed 4.
Angle α between the cone element of adsorbent fluidization bed 4 internal adsorption side air distribution plate 5 and horizontal plane is 20 degree, regenerated fluidized
The angle β being desorbed between the cone element of side air distribution plate 12 and horizontal plane in bed 11 is 20 degree.
In adsorbent fluidization bed 4, pending gas and adsorbent also flow contact mass transfer, adsorbent fluidization bed 4 top discharge, warp
Absorption side gas-solid separator 6, regulates the flow of vital energy place and adsorbent is separated, and regulates the flow of vital energy and reach after target by outlet of regulating the flow of vital energy in place
G discharges, and is unsatisfactory for target and is then returned adsorbent fluidization bed 4 by return duct 7.
The adsorbent separated through absorption side gas-solid separator 6 enters in sub-material U valve 81, and adsorbent is by sub-material U valve 81
Snout cavity A respectively enter the left and right sides sub-material chamber, absorption side B and desorption sub-material chamber, side C, sub-material gas entrance n the pine being blown into
Wind symptom sends into adsorbent through the U valve air distribution plate 9 of left and right cavity bottom to adsorbent fluidization bed 4 and regenerated fluidized bed 11.By controlling
The air quantity of the loosening wind of sub-material gas entrance n, can control sub-material U valve 81 and return adsorbent fluidization bed 4 and enter regenerated fluidized bed 11
The flow of adsorbent.
Wherein, on sub-material U valve 81, first sub-feed tube the 83, second sub-feed tube 84 is respectively 30 degree with the angle of vertical plane.Every
In board component 82, the valve pocket V trisection of sub-material U valve 81, left, center, right three chamber are respectively accounted for the 1/3 of valve pocket V, separating table by two pieces of dividing plates
10 are set to symmetrical swash plate, and every piece of swash plate is horizontal by 30 degree of angles.
In regenerated fluidized bed 11, desorption sub-material chamber, side C enter the adsorbent of regenerated fluidized bed 11 by taking off by bottom
The stripping gas fluidisation that attached side air distribution plate 12 is uniform, in regenerated fluidized bed 11, adsorbent to be desorbed changes with pyrolysis air-breathing mass transfer
Heat.Stripping gas is discharged by regenerated fluidized bed 11 top with being desorbed adsorbent completely, enters to be desorbed side gas-solid separator 13, through gas-solid
After separation, stripping gas reheat vapor cycle utilizes, and is desorbed adsorbent completely and enters auger conveyor 15, in auger conveyor 15, complete
The adsorbent of full desorption and cooling water countercurrent flow.Adsorbent after heat exchange enters adsorbent tank 1.
In this utility model embodiment, have employed double-fluidized-bed combinative structure, it is achieved that the adsorption and desorption of adsorbent,
Regeneration and cooling, technique is simple, easy to operate, economical reliable.Also use double U valve returning charge, the Boiler pressure control of loosening wind return
The amount of the adsorbent of the attached fluid bed of resorption 4 and the regenerated fluidized bed 11 of entrance.
This utility model embodiment, can realize the industrial continuous and steady operation of absorption.Fluidised bed adsorption reactor adsorbs
Agent is in fluidized state, and long-pending with fluid contact level big, equipment is little, and production capacity is big, has good mass transfer and heat transfer property.
The place of the fluidized bed gas adsorption/desorption system according to this utility model embodiment is described referring to Fig. 1 and Fig. 2
Reason method.
According to the processing method of this utility model embodiment, it is applied to the fluid bed according to this utility model above-described embodiment
Gas absorption desorption system 100, repeats no more the structure of fluid bed gas absorption desorption system 100 here.
Specifically, see figures.1.and.2, according to the place of the fluidized bed gas adsorption/desorption system of this utility model embodiment
Reason method, comprises the steps:
Adsorbent fluidization bed 4 is imported adsorbent by adsorbent entrance c, is imported pending gas by pending gas entrance b, inhales
In attached fluid bed 4, the adsorbent of fluidisation mixes with pending gas and adsorbs the target component in pending gas；
Adsorbent and admixture of gas after absorption are flowed to absorption side gas-solid separator 6 by the first mixture outlet e, separate
After adsorbent from absorption side solids outlet port f be discharged in feeding-distribution device 8, the place after separation regulate the flow of vital energy from from regulate the flow of vital energy outlet g row
Go out；
The adsorbent that feeding-distribution device 8 is discharged into is distributed to adsorbent fluidization by the first returning charge entrance d and the second returning charge entrance o
Bed 4 and regenerated fluidized bed 11；
Regenerated fluidized bed 11 imports stripping gas by stripping gas entrance p, and the stripping gas of importing is led with from the second returning charge entrance o
The adsorbent entered adsorbs the target component in adsorbent after being sufficiently mixed；
Adsorbent and admixture of gas after desorption are flowed to desorption side gas-solid separator 13 by the second mixture outlet q, point
Adsorbent after from is discharged from desorption side solids outlet port r, and the stripping gas after separation is discharged from stripping gas outlet t.
Thus, according to the processing method of the fluidized bed gas adsorption/desorption system of this utility model embodiment, it is beneficial to control
Reactor pressure decrease, improves disposal ability.Can realize the seriality of adsorption/desorption, the work alleviating adsorbent transfer operation is strong
Degree, improves adsorption efficiency and absorption economy.
In the concrete example of shown in Fig. 1, the processing method of fluidized bed gas adsorption/desorption system includes following step
Rapid:
1, the pending gas needing adsorption treatment enters adsorbent fluidization bed 4, adsorbent fluidization bed 4 end bottom adsorbent fluidization bed 4
Portion is provided with absorption side air distribution plate 5, and for the pending gas of current-sharing, adsorbent adsorbent fluidization bed 4 within is fluidized by fluid, fluid with
Adsorbent is contact mass transfer in adsorbent fluidization bed 4, and target component adsorbs on porous adsorbent surface；
2, the fluid after adsorption treatment is discharged by adsorbent fluidization bed 4 top, through cyclone separator, the absorption carried by fluid
Agent separates, and the adsorbent separated enters sub-material U valve 81；
3, the adsorbent separated enters sub-material U valve 81, and adsorbent is respectively enterd by the intermediate cavity in sub-material U valve 81
Left and right intracavity, loosens wind U valve air distribution plate 9 bottom chamber, left and right and sends into adsorbent to adsorbent fluidization bed 4 and regenerated fluidized bed 11,
By controlling to loosen the air quantity of wind, can control to return the amount of the adsorbent of adsorbent fluidization bed 4 and the regenerated fluidized bed 11 of entrance；
4, adsorb saturated adsorbent to regenerate in regenerated fluidized bed 11, use the noble gas of hot steam or heat again
Raw, the adsorbent after regeneration separates through cyclone separator；
5, the adsorbent regenerated completely, returns adsorbent tank 1, absorption after cyclonic separation after entering auger conveyor 15
Adsorbent in agent storage tank 1 is sent into adsorbent fluidization bed 4 by feed auger 3, can supplement fresh absorption in adsorbent tank 1 in good time
Agent.
Thus, the processing method of this fluidized bed gas adsorption/desorption system has a plurality of advantages:
1) this utility model uses fluid bed as adsorbent and the reactor of desorption and regeneration, uses U valve to realize inhaling
The continuous adsorption and desorption of attached dose, regenerating and be dried, easy to operate, system can meet different load work requirements, mechanization degree
Height, labor intensity is little；
2) adsorbent in fluid bed is in fluidized state, and gas-solid contact area is big, and mass transfer rate is high, the profit of adsorbent
High by efficiency, uniformity of temperature profile in bed；
3) fluid unit volume is little, and empty tower gas velocity is big, and production capacity is big, and it is simple that adsorption/desorption processes technique, operation side
Just；
4), for relatively moving bed, can be prevented effectively between adsorbent and force the mobile broken and abrasion caused, relatively fixed bed and
Speech, can be prevented effectively from the Fragmentation Phenomena that bottom fixed bed, activated carbon produces because activated carbon piles up；
5) air distribution plate in fluid bed and U valve is arranged certain tapering, can effectively prevent cloth bottom fluid bed and U valve
Uneven and produce local adsorbent pile up.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score,
The orientation of the instruction such as "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position relationship are for based on accompanying drawing institute
The orientation shown or position relationship, be for only for ease of description this utility model and simplify description rather than instruction or hint indication
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
Novel restriction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, except as otherwise noted, the implication of " multiple "
It is two or more.
In description of the present utility model, unless otherwise clearly defined and limited, term " install ", " being connected ", " even
Connect ", " fixing " should be interpreted broadly, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be
It is mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can be concrete
Situation understands above-mentioned term concrete meaning in this utility model.
In the description of this specification, the description of reference term " embodiment ", " example " etc. mean to combine this embodiment or
Specific features, structure, material or feature that example describes are contained at least one embodiment of the present utility model or example.
In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.And, description
Specific features, structure, material or feature can be tied in any one or more embodiments or example in an appropriate manner
Close.
Embodiment the most of the present utility model, it will be understood by those skilled in the art that:
In the case of without departing from principle of the present utility model and objective, these embodiments can be carried out multiple change, revise, replace
And modification, scope of the present utility model is limited by claim and equivalent thereof.
Claims (9)
1. a fluidized bed gas adsorption/desorption system, it is characterised in that including:
Adsorbent fluidization bed, described adsorbent fluidization bed accessory has adsorbent entrance, pending gas entrance, the first returning charge entrance and first mixed
Compound exports；
Absorption side gas-solid separator, after described absorption side gas-solid separator is connected with described first mixture outlet to import absorption
Adsorbent and admixture of gas, described absorption side gas-solid separator has place and regulates the flow of vital energy outlet and absorption side solids outlet port；
Regenerated fluidized bed, described regenerated fluidized bed accessory has the second returning charge entrance, stripping gas entrance and the second mixture outlet；
Desorption side gas-solid separator, after described desorption side gas-solid separator is connected with described second mixture outlet to import desorption
Adsorbent and admixture of gas, described desorption side gas-solid separator has stripping gas outlet and desorption side solids outlet port；
Feeding-distribution device, described feeding-distribution device has charging aperture, the sub-material outlet of absorption side and the sub-material outlet of desorption side, described charging aperture
Being connected with described absorption side solids outlet port, sub-material outlet in described absorption side is connected with described first returning charge entrance, described desorption
Side sub-material outlet is connected with described second returning charge entrance.
Fluidized bed gas adsorption/desorption system the most according to claim 1, it is characterised in that described feeding-distribution device includes:
Sub-material U valve, limits valve pocket in described sub-material U valve, described valve pocket includes spaced apart snout cavity, absorption sub-material chamber, side and desorption
Sub-material chamber, side, described snout cavity is connected with sub-material chamber, described absorption side and desorption sub-material chamber, side by connection aperture respectively；Its
In,
Described charging aperture, the sub-material outlet of absorption side and the sub-material outlet of desorption side are respectively provided on described sub-material U valve, and described charging
Mouth is connected with described snout cavity, and sub-material outlet in described absorption side is connected with sub-material chamber, described absorption side, and described desorption side is divided
Material outlet is connected with sub-material chamber, described desorption side, and described sub-material U valve is additionally provided with for being blown into loosening wind to described valve pocket
Sub-material gas entrance.
Fluidized bed gas adsorption/desorption system the most according to claim 2, it is characterised in that described sub-material U valve includes erecting
To the baffle assembly arranged, it is interior to be divided in exit port chamber, described valve pocket interval, absorption side that described baffle assembly is located at described valve pocket
Material chamber and desorption sub-material chamber, side, the bottom of described baffle assembly is spaced apart with the diapire of described valve pocket to limit described intercommunicating pore
Mouthful.
Fluidized bed gas adsorption/desorption system the most according to claim 2, it is characterised in that corresponding on described sub-material U valve
Sub-material chamber, described absorption side and sub-material chamber, described desorption side are respectively equipped with described sub-material gas entrance.
Fluidized bed gas adsorption/desorption system the most according to claim 3, it is characterised in that described snout cavity is positioned at described
Between absorption sub-material chamber, side and sub-material chamber, described desorption side, the diapire of described valve pocket is provided with the separation of corresponding described snout cavity
Platform, the upper surface of described separating table is formed as plane or convex surface protruding upward.
Fluidized bed gas adsorption/desorption system the most according to claim 2, it is characterised in that described absorption side sub-material exports
It is connected with described first returning charge entrance by the first sub-feed tube, is exporting to described first returning charge entrance from described absorption side sub-material
Direction on, the described first downward-sloping extension of sub-feed tube, the angle between described first sub-feed tube and vertical plane is 15 degree-45
Degree；
The sub-material outlet of described desorption side is connected with described second returning charge entrance by the second sub-feed tube, from described desorption side sub-material
Exporting on the direction of described second returning charge entrance, the described second downward-sloping extension of sub-feed tube, described second sub-feed tube is with perpendicular
Angle between facing directly is 15 degree of-45 degree.
Fluidized bed gas adsorption/desorption system the most according to claim 1, it is characterised in that set in described adsorbent fluidization bed
Having absorption side air distribution plate, described pending gas entrance is positioned at the lower section of described absorption side air distribution plate, and described adsorbent entrance, institute
State the first returning charge entrance and described first mixture outlet is positioned at the top of described absorption side air distribution plate, described absorption side air distribution plate
Being formed as downwardly projecting cone plate, the cone element of described absorption side air distribution plate and the angle of horizontal plane are 10 degree of-20 degree；
Being provided with desorption side air distribution plate in described regenerated fluidized bed, described stripping gas entrance is positioned under the air distribution plate of described desorption side
Side, described second returning charge entrance and described second mixture outlet are positioned at the top of described desorption side air distribution plate, described desorption side
Air distribution plate is formed as downwardly projecting cone plate, and the cone element of described desorption side air distribution plate and the angle of horizontal plane be 10 degree-
20 degree.
Fluidized bed gas adsorption/desorption system the most according to claim 1, it is characterised in that also include adsorbent tank,
The discharging opening of described adsorbent tank is connected with described adsorbent entrance by feed auger.
Fluidized bed gas adsorption/desorption system the most according to claim 1, it is characterised in that also include cooler, described
Limit adsorbent heat exchanger channels and coolant heat exchanger channels in cooler, the two ends of described adsorbent heat exchanger channels respectively with institute
State desorption side solids outlet port to be connected with described adsorbent entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620520161.8U CN205700037U (en) | 2016-06-01 | 2016-06-01 | Fluidized bed gas adsorption/desorption system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620520161.8U CN205700037U (en) | 2016-06-01 | 2016-06-01 | Fluidized bed gas adsorption/desorption system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105903314A (en) * | 2016-06-01 | 2016-08-31 | 北京神雾环境能源科技集团股份有限公司 | Fluidized bed gas adsorption-desorption system and treatment method thereof |
| CN106955562A (en) * | 2017-04-22 | 2017-07-18 | 杨松 | A kind of purifying VOCs waste gas spiral step fin tower |
-
2016
- 2016-06-01 CN CN201620520161.8U patent/CN205700037U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105903314A (en) * | 2016-06-01 | 2016-08-31 | 北京神雾环境能源科技集团股份有限公司 | Fluidized bed gas adsorption-desorption system and treatment method thereof |
| CN106955562A (en) * | 2017-04-22 | 2017-07-18 | 杨松 | A kind of purifying VOCs waste gas spiral step fin tower |
| CN106955562B (en) * | 2017-04-22 | 2019-05-10 | 深圳远荣智能制造股份有限公司 | A kind of purifying VOCs exhaust gas spiral step fin tower |
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