CN110184096A - Gas cleaning device, gas purifying method and regeneration method - Google Patents
Gas cleaning device, gas purifying method and regeneration method Download PDFInfo
- Publication number
- CN110184096A CN110184096A CN201910499829.3A CN201910499829A CN110184096A CN 110184096 A CN110184096 A CN 110184096A CN 201910499829 A CN201910499829 A CN 201910499829A CN 110184096 A CN110184096 A CN 110184096A
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- Prior art keywords
- cylinder
- gas
- treatment facilities
- collecting pipe
- tracheae
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- 238000011069 regeneration method Methods 0.000 title claims abstract description 32
- 238000004140 cleaning Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000000746 purification Methods 0.000 claims abstract description 44
- 238000009826 distribution Methods 0.000 claims abstract description 27
- 239000003034 coal gas Substances 0.000 claims description 31
- 239000000428 dust Substances 0.000 claims description 23
- 239000000945 filler Substances 0.000 claims description 22
- 230000008929 regeneration Effects 0.000 claims description 19
- 239000012535 impurity Substances 0.000 claims description 13
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000002808 molecular sieve Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical group [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 3
- 235000021050 feed intake Nutrition 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 83
- 238000010248 power generation Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000003517 fume Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000003317 industrial substance Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009102 absorption Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3458—Regenerating or reactivating using a particular desorbing compound or mixture in the gas phase
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/002—Removal of contaminants
- C10K1/003—Removal of contaminants of acid contaminants, e.g. acid gas removal
- C10K1/004—Sulfur containing contaminants, e.g. hydrogen sulfide
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/02—Dust removal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/02—Dust removal
- C10K1/022—Dust removal by baffle plates
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/32—Purifying combustible gases containing carbon monoxide with selectively adsorptive solids, e.g. active carbon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The present invention provides a kind of gas cleaning device, gas purifying method and regeneration methods, the gas cleaning device includes: cylinder, and the top of cylinder is equipped with the first tracheae, and the lower end of cylinder is equipped with the second tracheae, collecting pipe is provided in cylinder, the upper port of collecting pipe is connected to the first tracheae；At least one circumferential treatment facilities, it is vertically arranged between collecting pipe and cylinder, the upper end of at least one circumferential treatment facilities is connected on cylinder, and the lower end of at least one circumferential treatment facilities is connected with flow distribution plate, and flow distribution plate is located between the lower port and the second tracheae of collecting pipe.The present invention is when adjusting purification flow rate, only need the height for increasing circumferential treatment facilities that can achieve the effect that increase gas flow area, without increasing barrel diameter, to make occupied area of the present invention become smaller, and, for circumferential treatment facilities in expanded by heating or pre- cold events, the uniform force of arbitrary point is equal on ring section, so that more stable between cylinder and circumferential treatment facilities.
Description
Technical field
The present invention relates to gas purification fields, more particularly, to a kind of gas cleaning device, gas purifying method and regeneration
Method.
Background technique
Coal gas is one of the important fuel of the industries such as Ferrous Metallurgy, petrochemical industry and raw material, very widely used, such as conduct
Fuel can be used for the heating of the techniques such as coke oven, hot-blast stove, tube furnace, pelletizing, can be applied to TRT (blast furnace gas using top pressure power generation
Waste pressure turbine power generator) unit, BPRT unit (the blast furnace air energy regenerating complete machine of Gas Turbine and motor coaxle driving
Group) etc., combustion power generation can be used for the power generation of Boiler Steam machine, CCPP (gas combustion-gas vapor combined cycle unit) etc., as chemical industry
Raw material can be used for synthesizing the preparation such as ammonia, methanol, acetic acid.
But it is still higher using impurity contents such as sulfide in existing purification device and equipment treated coal gas, restrict coal gas
Extensive use, as fuel in use, due to impurity contents such as its higher sulfide, cause burning after hot fume in two
Sulfur oxide concentration discharge is exceeded, is unable to satisfy environmentally friendly code requirement, as industrial chemicals, the impurity contents such as higher sulfide,
Also it will affect the quality of sintetics.Therefore, the impurity such as the sulfide in coal gas how are effectively removed, guarantee purified coal
Gas quality can satisfy top pressure power generation, the standard of the directly different users point such as burning, combustion power generation, industrial chemicals or purification is wanted
It asks, is a problem to be solved.
Summary of the invention
The object of the present invention is to provide a kind of gas cleaning device and gas purifying methods, to solve coal gas in purification,
To bad problems of Impurity Absorptions effect such as sulfide in coal gas.
It is a further object of the present invention to provide a kind of regeneration methods, carry out regeneration treatment to gas cleaning device to realize.
Following technical proposal can be used to realize in above-mentioned purpose of the invention:
The present invention provides a kind of gas cleaning device, including；
Cylinder, the top of the cylinder are equipped with the first tracheae, and the lower end of the cylinder is equipped with the second tracheae, in the cylinder
It is provided with collecting pipe, the upper port of the collecting pipe is connected to first tracheae；
At least one circumferential treatment facilities, is vertically arranged between the collecting pipe and the cylinder, at least one institute
The upper end for stating circumferential treatment facilities is connected on the cylinder, and the lower end of at least one circumferential treatment facilities is connected with shunting
Plate, the flow distribution plate are located between the lower port and second tracheae of the collecting pipe.
Further, at least one described circumferential treatment facilities includes the top for being connected to the flow distribution plate Yu the cylinder
Between interior net cylinder and outer net cylinder, the outer net cylinder is set in the outside of the interior net cylinder, the interior net cylinder and the outer net
Purification ring cavity is formed between cylinder, is filled with filler in the purification ring cavity；
Annular cavity is formed between the interior net cylinder and the collecting pipe, forms ring between the outer net cylinder and the cylinder
Shape exocoel, the lower port of the collecting pipe are connected with the annular cavity.
Further, at least one described circumferential treatment facilities further includes intermediate net cylinder, and the intermediate net cylinder is located at described
Between interior net cylinder and the outer net cylinder, and the intermediate net cylinder is connected between the flow distribution plate and the top of the cylinder, institute
It states and forms the first purify cavity between intermediate net cylinder and the interior net cylinder, form second between the intermediate net cylinder and the outer net cylinder
Purify cavity, first purify cavity and second purify cavity combine to form the purification ring cavity.
Further, the first feeding port and the second feeding port, first feeding port are offered at the top of the cylinder
It is connected with first purify cavity, second feeding port is connected with second purify cavity.
Further, the filler is molecular sieve or active carbon.
Further, at least one described circumferential treatment facilities passes through multiple circumferentially uniformly distributed outer ring supporting blocks and the cylinder
Body connection；
At least one described circumferential treatment facilities is connect by multiple circumferentially uniformly distributed inner ring supporting blocks with the collecting pipe.
Further, side is raised where the middle part of the flow distribution plate towards first tracheae and forms shunting cambered surface.
Further, Dustproof pipe is equipped in the collecting pipe, the Dustproof pipe has bigger diameter end and miner diameter end, described big
Diameter end is connected with the lower end of the collecting pipe, and the outer diameter of the miner diameter end is less than the outer diameter of the bigger diameter end and is located at the major diameter
The top at end.
Further, the miner diameter end of the Dustproof pipe is connected with taper dust cap, offers on the taper dust cap more
A stomata, the collecting pipe are connected by multiple stomatas with the Dustproof pipe.
Further, the lower end of the cylinder offers ash hole, and the ash hole is located at the lower section of second tracheae；
Hang plate is provided in the cylinder, the direction of the hang plate towards the ash hole tilts down setting.
The present invention also provides a kind of gas purifying methods, using above-mentioned gas cleaning device, the gas purifying method
Include the following steps:
Step S1: water conservancy diversion dedusting is passed through the described second endotracheal coal gas and is guided under the action of the flow distribution plate
Between at least one described circumferential treatment facilities and the cylinder, to remove the dust in the coal gas, primary purification coal is formed
Gas；
Step S2: purified treatment flows into described first between at least one described circumferential treatment facilities and the cylinder
Coal gas is purified, with radially inwardly after at least one described circumferential treatment facilities, at least one is circumferential net described in inflow
Change between structure and the collecting pipe, to remove dust, oil, water and sulfide in the primary purification coal gas, forms two
Secondary purification coal gas；
Step S3: removal of impurities flows into the double purification coal between at least one described circumferential treatment facilities and the collecting pipe
The cylinder is discharged through the collecting pipe and first tracheae in gas.
The present invention also provides a kind of regeneration methods, and using above-mentioned gas cleaning device, the regeneration method includes as follows
Step:
Step S4: being passed through the described first endotracheal regeneration gas, by the collecting pipe be guided to it is described at least one
Between circumferential treatment facilities and the collecting pipe, institute is flowed into through at least one described circumferential treatment facilities with radially outward direction
It states between at least one circumferential treatment facilities and the cylinder, to be carried out at regeneration at least one described circumferential treatment facilities
Reason；
Step S5: gas after the regeneration between at least one described circumferential treatment facilities and the cylinder is flowed into, through described
The cylinder is discharged in second tracheae.
The characteristics of gas cleaning device of the invention, gas purifying method and regeneration method and advantage are: by setting vertically
At least one circumferential treatment facilities between collecting pipe and cylinder is set, when needing to adjust purification flow rate, it is only necessary to increase ring
It can achieve the effect that increase gas flow area to the height for the treatment of facilities, without increasing barrel diameter, to make this hair
The occupied area of bright gas cleaning device becomes smaller, also, circumferential treatment facilities, in expanded by heating or pre- cold events, annular is cut
The uniform force of arbitrary point is equal on face, so that more stable between cylinder and circumferential treatment facilities.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structural schematic diagram of gas cleaning device of the invention.
Fig. 2 is the flow chart of gas purifying method of the invention.
Fig. 3 is the flow chart of regeneration methods of the invention.
Drawing reference numeral explanation:
1, cylinder；11, the first tracheae；12, the second tracheae；121, bending tube；1211, horizontal segment pipe；1212, vertical section
Pipeline；13, the first feeding port；14, the second feeding port；15, ash hole；
2, collecting pipe；21, lower port；
3, circumferential treatment facilities；31, interior net cylinder；32, outer net cylinder；33, ring cavity is purified；331, the first purify cavity；332,
Two purify cavities；34, annular cavity；35, annular outer-cavity；36, intermediate net cylinder；
4, flow distribution plate；41, cambered surface is shunted；
5, outer ring supporting block；51, outer ring supporting block；52, outer ring supporting block；
6, inner ring supporting block；61, inner ring supporting block；62, inner ring supporting block；
7, Dustproof pipe；71, bigger diameter end；72, miner diameter end；
8, taper dust cap；81, stomata；
9, hang plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one
As shown in Figure 1, the present invention provides a kind of gas cleaning devices, comprising: the top of cylinder 1, cylinder 1 is equipped with first
Tracheae 11, the lower end of cylinder 1 are equipped with the second tracheae 12, collecting pipe 2, the upper port of collecting pipe 2 and the first gas are provided in cylinder 1
Pipe 11 is connected to；
At least one circumferential treatment facilities 3, is vertically arranged between collecting pipe 2 and cylinder 1, at least one circumferential direction purification
The upper end of structure 3 is connected on cylinder 1, and the lower end of at least one circumferential treatment facilities 3 is connected with flow distribution plate 4, and flow distribution plate 4 is located at
Between the lower port 21 of collecting pipe 2 and the second tracheae 12.
Gas cleaning device of the invention is vertical structure, and at least one be vertically arranged between collecting pipe 2 and cylinder 1
A circumferential direction treatment facilities 3 is vertically arranged in a ring in cylinder 1, when needing to adjust purification flow rate, it is only necessary to be increased circumferential net
The height for changing structure 3 can achieve the effect that increase gas flow area, without increasing by 1 diameter of cylinder, to make the present invention
The occupied area of gas cleaning device become smaller, and reached equipment scale miniaturization, material requires the effect of low, whole small investment
Fruit.Also, for circumferential treatment facilities 3 in expanded by heating or pre- cold events, the uniform force of arbitrary point is equal on ring section,
So that more stable between cylinder 1 and circumferential treatment facilities 3.
In the present embodiment, the second tracheae 12 is set to the lower sides of cylinder 1, and the second tracheae 12 has and protrudes into cylinder
Bending tube 121 inside 1, the bending tube 121 include horizontal segment pipe 1211 and vertical segment pipe 1212, the vertical segment pipe
1212 are arranged in the middle part of cylinder 1 and are located at the lower section of flow distribution plate 4.
In embodiments of the present invention, at least one circumferential treatment facilities 3 is equipped in cylinder 1.In the present embodiment, ring
It is two to treatment facilities 3, two circumferential treatment facilities 3 are stacked by inside to the outside of cylinder 1, certainly, in others
In embodiment, the circumferential direction treatment facilities 3 or one, or inside to the outside stacking of cylinder 1 is provided with three or more
Multiple circumferential direction treatment facilities 3, herein with no restrictions.
Specifically, being equipped with a circumferential treatment facilities 3 in a feasible embodiment, in cylinder 1 comprising be connected to
Interior net cylinder 31 and outer net cylinder 32 between flow distribution plate 4 and the top of cylinder 1, outer net cylinder 32 are set in the outside of interior net cylinder 31,
Purification ring cavity 33 is formed between interior net cylinder 31 and outer net cylinder 32, is filled with filler in purification ring cavity 33；Wherein, interior net cylinder 31 and receipts
Annular cavity 34 is formed between collector 2, and annular outer-cavity 35, the lower port and ring of collecting pipe 2 are formed between outer net cylinder 32 and cylinder 1
Shape inner cavity 34 is connected.The present embodiment is by using the circumferential vertical structure for purifying ring cavity 33, so that filler in purification ring cavity 33
Effective contact area it is bigger, filler it is thinner, absorption mass-transfer efficiency it is higher, system resistance loss it is smaller.
In another feasible embodiment, set that there are two circumferential treatment facilities 3 in cylinder 1, that is, in above-described embodiment
An intermediate net cylinder 36 is additionally provided between the interior net cylinder 31 and outer net cylinder 32 of circumferential treatment facilities 3, which will purification
Ring cavity 33 is divided into the first purify cavity 331 and the second purify cavity 332, which is connected to the top of flow distribution plate 4 Yu cylinder 1
Between portion, first purify cavity 331, shape between intermediate net cylinder 36 and outer net cylinder 32 are formed between intermediate net cylinder 36 and interior net cylinder 31
At second purify cavity 332, different types of filler can be filled in first purify cavity 331 and the second purify cavity 332.
In another possible embodiments of the invention, by the way that different number is arranged between interior net cylinder 31 and outer net cylinder 32
Multiple circumferential purifications are arranged to realize in net cylinder 36 among intermediate net cylinder 36, such as two, three or more in cylinder 1
The quantity of the purpose of structure 3, the intermediate net cylinder 36 can be configured according to the type of filler, misalign the number of a net cylinder 36 herein
Amount is limited.
It is set in cylinder 1 of the invention there are two in the embodiment of circumferential treatment facilities 3, the top of the cylinder 1 offers
First feeding port 13 and the second feeding port 14, first feeding port 13 are connected with the first purify cavity 331, second feeding port
14 are connected with the second purify cavity 332.By the first feeding port 13 and the second feeding port 14 to facilitate to 331 He of the first purify cavity
Filler is filled in second purify cavity 332.
In the present invention, filler can be molecular sieve or active carbon, and certainly, in other examples, filler is also possible to
Graphene etc. has the material of good adsorption properties, herein with no restrictions.In addition, interior net cylinder 31, outer net cylinder 32 and the centre
Net cylinder 36 can be that silk screen encloses the cylinder-like structure for setting and being formed, or can also be polygon prism shape structure.
In the present invention, at least one circumferential treatment facilities 3 passes through multiple circumferentially uniformly distributed outer ring supporting blocks 5 and cylinder 1
Connection；At least one circumferential treatment facilities 3 is connect by multiple circumferentially uniformly distributed inner ring supporting blocks 6 with collecting pipe 2.In this implementation
In example, multiple inner ring supporting blocks 6 include positioned at multiple inner ring supporting blocks 61 on 34 top of annular cavity and positioned at annular cavity 34
Multiple inner ring supporting blocks 62 of lower part, the top and bottom of interior net cylinder 31 pass through multiple inner ring supporting blocks 61 and multiple inner rings respectively
Supporting block 62 is connected to the top and bottom of collecting pipe 2；Multiple outer ring supporting blocks 5 include positioned at the multiple of 35 top of annular outer-cavity
Outer ring supporting block 51 and multiple outer ring supporting blocks 52 positioned at 35 lower part of annular outer-cavity, the top and bottom of outer net cylinder 32 lead to respectively
It crosses multiple outer ring supporting blocks 51 and multiple outer ring supporting blocks 52 is connected to the top and bottom of cylinder 1, to reinforce at least one
Stable connection of the circumferential treatment facilities 3 in cylinder 1.
In the present invention, the middle part of flow distribution plate 4 towards 11 place side of the first tracheae protrusion and forms shunting cambered surface 41, this is curved
The vertical segment pipe 1212 of broken pipe 121 is located exactly at the underface for shunting the raised extreme higher position of cambered surface 41, is shunted by setting
Plate 4 can effectively prevent air-flow directly to impact circumferential treatment facilities 3 and generate punching effect, to avoid in purification ring cavity 33
Filler boil and be crushed under the impact of air-flow, meanwhile, the shunting cambered surface 41 of the flow distribution plate 4 is also distributed with certain water conservancy diversion
Effect, to allow the flow to uniform and stable entrance annular outer-cavity 35, and laterally across net after annular outer-cavity 35 is evenly distributed
Change ring cavity 33.
In the present embodiment, flow distribution plate 4 is located at the middle and lower part in cylinder 1, the top of flow distribution plate 4 and interior net cylinder 31, outer net
Cylinder 32 and intermediate net cylinder 36 are fixedly connected, and pass through the uniformly distributed company of multiple circumferential directions between the outer rim of flow distribution plate 4 and the inner wall of cylinder 1
Contact is fixed.
In the present invention, it is equipped with Dustproof pipe 7 in collecting pipe 2, which has bigger diameter end 71 and miner diameter end 72, should
Bigger diameter end 71 is connected with the lower port 21 of collecting pipe 2, and the outer diameter of the miner diameter end 72 is less than the outer diameter of bigger diameter end 71 and is located at major diameter
The top at end 71.
Further, the miner diameter end 72 of Dustproof pipe 7 is also connected with taper dust cap 8, offers on the taper dust cap 8 more
A stomata 81, the collecting pipe 2 can be connected by multiple stomatas 81 with Dustproof pipe 7.
The composite structure of Dustproof pipe 7 and taper dust cap 8 of the present invention forms dust catching device, down big up small receipts
Contracting formula structure can effectively remove the impurity such as a small amount of broken filler dust carried in gas.
In the present invention, the lower end of cylinder 1 offers ash hole 15, which is arranged in the lower sides of cylinder 1
On, it is located at the lower section of the second tracheae 12.
Further, it is additionally provided with hang plate 9 in the cylinder 1, which is located at the horizontal segment pipe of bending tube 121
The outer peripheral edge of 1211 lower section, the hang plate 9 is fixedly connected with the inner wall of cylinder 1, and the hang plate 9 is towards the direction of ash hole 15
Tilt down setting.By the way that hang plate 9 is arranged, can effectively generated dust in collection and purification and regenerative process, through collecting
It is periodically discharged after middle collection.
As shown in Figure 1, gas cleaning device of the invention can carry out the purification of coal gas and the regeneration of gas.
Gas purification process is as follows:
Firstly, close the ash hole 15 of 1 lower part of cylinder, open 1 lower part of cylinder the second tracheae 12 and the top of cylinder 1 the
One tracheae 11, the gases such as coke-stove gas, blast furnace gas or mixed gas are through outside line pipeline to the second tracheae 12 and enter cylinder
Inside body 1, into the gas inside cylinder 1 by flow distribution plate 4 be distributed for the first time and dedusting after enter annular outer-cavity 35, later
First after filler dedusting, de-oiling and dehydration in the second purify cavity 332, gas enters the first purify cavity 331 and by the
The impurity such as institute's sulfur compound in gas are carried out purified treatment by the filler in one purify cavity 331, and purified gas enters annular
Inner cavity 34, gas enter Dustproof pipe 7 by 2 lower entrances of collecting pipe, and a small amount of broken filler dust carried in gas is dust-proof
It is effectively removed in pipe 7, multiple stomatas on taper dust cap 8 of the purification gas after removing dust through 7 top of Dustproof pipe
81 enter the top of gas-collecting pipe 2, and enter the first tracheae 11 through gas-collecting pipe 2, are delivered to by the first tracheae 11 subsequent
System meets requirement of the user to gas quality to realize the high-efficient purification of coal gas.
Gas reclamation process is as follows:
Firstly, close the ash hole 15 of 1 lower part of cylinder, open 1 lower part of cylinder the second tracheae 12 and the top of cylinder 1 the
One tracheae 11, regeneration gas enter collecting pipe 2 by the first tracheae 11, and in the present embodiment, purified combustion can be selected in regeneration gas
Gas, such as blast furnace gas, coke-stove gas or natural gas can also select inert gas such as nitrogen or middle pressure steam etc., herein
With no restrictions, which enters annular cavity 34 from 2 outlet at bottom of collecting pipe, and successively enters first only through annular cavity 34
Change chamber 331 and the second purify cavity 332, the filler in the first purify cavity 331 and the second purify cavity 332 is carried out again to realize
Raw, the gas after regeneration enters the second tracheae 12 through annular outer-cavity 35, and is delivered to regeneration gas recovery system through the second tracheae 12,
To realize the recycling of hot fume waste heat, to improve system capacity utilization efficiency.
Gas cleaning device of the invention realizes coal gas high-efficient purification, effectively removes the impurity such as sulfide in coal gas, as
Fuel meets environmentally friendly code requirement in use, can ensure that the impurity concentrations emission compliance such as sulfur dioxide in the hot fume after burning；
As industrial chemicals in use, can ensure that product quality.
Embodiment two
As shown in Fig. 2, the present invention also provides a kind of gas purifying method, using gas purification described in embodiment one
Device, the specific structure of the gas cleaning device, working principle and beneficial effect, details are not described herein, the gas purification side
Method includes the following steps:
Step S1: water conservancy diversion dedusting, the coal gas being passed through in second tracheae 12, under the action of flow distribution plate 4, water conservancy diversion
To between at least one described circumferential treatment facilities 3 and the cylinder 1, to remove the dust in the coal gas, formed first net
Change coal gas；
Step S2: purified treatment flows into described first between at least one described circumferential treatment facilities 3 and the cylinder 1
Secondary purification coal gas, radially inwardly after at least one described circumferential treatment facilities 3, to flow at least one described circumferential direction
Between treatment facilities 3 and the collecting pipe 2, to remove dust, oil, water and sulfide in the primary purification coal gas, shape
At double purification coal gas；
Step S3: removal of impurities flows into the double purification between at least one described circumferential treatment facilities 3 and the collecting pipe 2
The cylinder 1 is discharged through the collecting pipe 2 and first tracheae 11 in coal gas.
Specifically, closing the ash hole 15 of 1 lower part of cylinder, 1 top of the second tracheae 12 and cylinder of 1 lower part of cylinder is opened
First tracheae 11, the gases such as coke-stove gas, blast furnace gas or mixed gas to the second tracheae 12 and enter through outside line pipeline
Inside cylinder 1, into the gas inside cylinder 1 by flow distribution plate 4 be distributed for the first time and dedusting after enter annular outer-cavity 35, it
Afterwards first after filler dedusting, de-oiling and dehydration in the second purify cavity 332, gas enters the first purify cavity 331 and passes through
The impurity such as institute's sulfur compound in gas are carried out purified treatment by the filler in the first purify cavity 331, and purified gas enters ring
Shape inner cavity 34, gas enter Dustproof pipe 7 by 2 lower entrances of collecting pipe, and a small amount of broken filler dust carried in gas is anti-
It is effectively removed in dirt pipe 7, multiple gas on taper dust cap 8 of the purification gas after removing dust through 7 top of Dustproof pipe
Hole 81 enters the top of gas-collecting pipe 2, and enters the first tracheae 11 through gas-collecting pipe 2, after being delivered to by the first tracheae 11
Continuous system meets requirement of the user to gas quality to realize the high-efficient purification of coal gas.
Embodiment three
As shown in figure 3, being filled the present invention also provides a kind of regeneration method using gas purification described in embodiment one
It sets, the specific structure of the gas cleaning device, working principle and beneficial effect, details are not described herein, and the regeneration method includes
Following steps:
Step S4: the regeneration gas being passed through in first tracheae 11 is guided to described at least one by the collecting pipe 2
Between a circumferential direction treatment facilities 3 and the collecting pipe 2, with radially outward direction through at least one described circumferential treatment facilities 3
Flow between at least one described circumferential treatment facilities 3 and the cylinder 1, at least one described circumferential treatment facilities 3 into
Row regeneration treatment；
Step S5: gas after the regeneration between at least one described circumferential treatment facilities 3 and the cylinder 1 is flowed into, through institute
It states the second tracheae 12 and the cylinder 1 is discharged.
Specifically, closing the ash hole 15 of 1 lower part of cylinder, 1 top of the second tracheae 12 and cylinder of 1 lower part of cylinder is opened
First tracheae 11, regeneration gas enter collecting pipe 2 by the first tracheae 11, and in the present embodiment, regeneration gas can be selected purified
Combustion gas, such as blast furnace gas, coke-stove gas or natural gas can also select inert gas such as nitrogen or middle pressure steam etc.,
This with no restrictions, which enters annular cavity 34 from 2 outlet at bottom of collecting pipe, and successively enters first through annular cavity 34
Purify cavity 331 and the second purify cavity 332 carry out again the filler in the first purify cavity 331 and the second purify cavity 332 to realize
Raw, the gas after regeneration enters the second tracheae 12 through annular outer-cavity 35, and is delivered to regeneration gas recovery system through the second tracheae 12,
To realize the recycling of hot fume waste heat, to improve system capacity utilization efficiency.
The foregoing is merely several embodiments of the present invention, and those skilled in the art is according to application documents disclosure
Various changes or modifications can be carried out without departing from the spirit and scope of the present invention to the embodiment of the present invention.
Claims (12)
1. a kind of gas cleaning device, which is characterized in that including；
Cylinder, the top of the cylinder are equipped with the first tracheae, and the lower end of the cylinder is equipped with the second tracheae, setting in the cylinder
There is collecting pipe, the upper port of the collecting pipe is connected to first tracheae；
At least one circumferential treatment facilities, is vertically arranged between the collecting pipe and the cylinder, at least one described ring
It being connected on the cylinder to the upper end for the treatment of facilities, the lower end of at least one circumferential treatment facilities is connected with flow distribution plate,
The flow distribution plate is located between the lower port and second tracheae of the collecting pipe.
2. gas cleaning device according to claim 1, which is characterized in that at least one described circumferential treatment facilities includes
The interior net cylinder and outer net cylinder being connected between the flow distribution plate and the top of the cylinder, the outer net cylinder are set in described
The outside of net cylinder forms purification ring cavity, is filled with filler in the purification ring cavity between the interior net cylinder and the outer net cylinder；
Annular cavity is formed between the interior net cylinder and the collecting pipe, and it is outer that annular is formed between the outer net cylinder and the cylinder
Chamber, the lower port of the collecting pipe are connected with the annular cavity.
3. gas cleaning device according to claim 2, which is characterized in that at least one described circumferential treatment facilities also wraps
Intermediate net cylinder is included, the intermediate net cylinder is between the interior net cylinder and the outer net cylinder, and the intermediate net cylinder is connected to institute
It states between flow distribution plate and the top of the cylinder, forms the first purify cavity between the intermediate net cylinder and the interior net cylinder, it is described
The second purify cavity is formed between intermediate net cylinder and the outer net cylinder, first purify cavity and second purify cavity form described
Purify ring cavity.
4. gas cleaning device according to claim 3, which is characterized in that offer first at the top of the cylinder and feed intake
Mouthful and the second feeding port, first feeding port be connected with first purify cavity, second feeding port and described the
Two purify cavities are connected.
5. gas cleaning device according to claim 2, which is characterized in that the filler is molecular sieve or active carbon.
6. gas cleaning device according to claim 1, which is characterized in that at least one described circumferential treatment facilities passes through
Multiple circumferentially uniformly distributed outer ring supporting blocks are connect with the cylinder；
At least one described circumferential treatment facilities is connect by multiple circumferentially uniformly distributed inner ring supporting blocks with the collecting pipe.
7. gas cleaning device according to claim 1, which is characterized in that the middle part of the flow distribution plate is towards described first
Side protrusion where tracheae simultaneously forms shunting cambered surface.
8. gas cleaning device according to claim 1, which is characterized in that be equipped with Dustproof pipe, institute in the collecting pipe
Dustproof pipe is stated with bigger diameter end and miner diameter end, the bigger diameter end is connected with the lower end of the collecting pipe, the outer diameter of the miner diameter end
Outer diameter less than the bigger diameter end and the top positioned at the bigger diameter end.
9. gas cleaning device according to claim 8, which is characterized in that the miner diameter end of the Dustproof pipe is connected with taper
Dust cap is provided with a plurality of air holes on the taper dust cap, and the collecting pipe passes through multiple stomatas and the Dustproof pipe
It is connected.
10. gas cleaning device according to claim 1, which is characterized in that the lower end of the cylinder offers ash hole,
The ash hole is located at the lower section of second tracheae；
Hang plate is provided in the cylinder, the direction of the hang plate towards the ash hole tilts down setting.
11. a kind of gas purifying method, which is characterized in that using such as gas purification according to any one of claims 1 to 10
Device, the gas purifying method include the following steps:
Step S1: water conservancy diversion dedusting is passed through the described second endotracheal coal gas, under the action of the flow distribution plate, is guided to described
Between at least one circumferential treatment facilities and the cylinder, to remove the dust in the coal gas, primary purification coal gas is formed；
Step S2: purified treatment flows into the primary purification between at least one described circumferential treatment facilities and the cylinder
Coal gas, radially inwardly after at least one described circumferential treatment facilities, to flow at least one described circumferential direction purification knot
Between structure and the collecting pipe, to remove dust, oil, water and sulfide in the primary purification coal gas, secondary purifying is formed
Change coal gas；
Step S3: removal of impurities, the double purification coal gas flowed between at least one described circumferential treatment facilities and the collecting pipe pass through
The cylinder is discharged in the collecting pipe and first tracheae.
12. a kind of regeneration method, which is characterized in that such as gas cleaning device according to any one of claims 1 to 10 is used,
The regeneration method includes the following steps:
Step S4: being passed through the described first endotracheal regeneration gas, is guided at least one described circumferential direction by the collecting pipe
Between treatment facilities and the collecting pipe, and with radially outward direction through described at least one described circumferential treatment facilities inflow
Between at least one circumferential treatment facilities and the cylinder, to carry out regeneration treatment at least one described circumferential treatment facilities；
Step S5: gas after the regeneration between at least one described circumferential treatment facilities and the cylinder is flowed into, through described second
The cylinder is discharged in tracheae.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110499195A (en) * | 2019-09-18 | 2019-11-26 | 杨宇 | A kind of High-efficiency Gas synthetic method |
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