CN105999987B - A kind of adsorption cleaning system - Google Patents
A kind of adsorption cleaning system Download PDFInfo
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- CN105999987B CN105999987B CN201610625735.2A CN201610625735A CN105999987B CN 105999987 B CN105999987 B CN 105999987B CN 201610625735 A CN201610625735 A CN 201610625735A CN 105999987 B CN105999987 B CN 105999987B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
- C10L3/102—Removal of contaminants of acid contaminants
- C10L3/104—Carbon dioxide
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
- C10L3/106—Removal of contaminants of water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40086—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by using a purge gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/41—Further details for adsorption processes and devices using plural beds of the same adsorbent in series
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- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
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- Analytical Chemistry (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
A kind of adsorption cleaning system, including multiple adsorption towers, raw material air pipe, purification air pipe, regeneration gas intake line, regeneration gas output pipe, regeneration air cooling system and regeneration gas heating system；Adsorption tower has first interface and second interface, raw material air pipe and regeneration gas output pipe connect with first interface and are selectively connected to the inner cavity of adsorption tower, and regeneration gas intake line and purification air pipe connect with second interface and be selectively connected to the inner cavity of adsorption tower；Regeneration air cooling system and the entrance of regeneration gas heating system connect with second interface and are selectively connected to the inner cavity of adsorption tower, and the outlet of regeneration air cooling system and regeneration gas heating system connect with first interface and is selectively connected to the inner cavity of adsorption tower.When work, partial adsorbates tower and regeneration air cooling system series connection carry out cold blowing, then connect again with partial adsorbates tower and regeneration gas heating system and carry out hot blow, and partial adsorbates tower is adsorbed, and the consumption of regeneration gas is reduced.
Description
Technical field
The present invention relates to gas purification technique fields, in particular to a kind of adsorption cleaning system.
Background technique
At present in gas purifying process, the CO in unstripped gas is removed frequently with adsorbent2With the impurity such as moisture, unstripped gas
Including but not limited to natural gas.The step of being related to adsorbent reactivation in existing purification process process: unstripped gas is through adsorbing
It sends out after agent adsorption cleaning out-of-bounds, is then isolated water from adsorbent by regeneration step by the adsorbent of water saturation
Come.The regeneration step of adsorbent is divided into hot blow and cold blowing: when hot blow, regeneration gas is directly entered adsorption tower after heating by heater
Adsorbent is heated, after adsorbent is heated, water evaporation in adsorbent is simultaneously reproduced gas and takes away and send out out-of-bounds；It is cold when cold blowing
But regeneration gas is directly entered adsorption tower cooling adsorbent, and the adsorbent after hot blow and cold blowing can be utilized again.It should
The shortcomings that technique is: regeneration gas consumption is big, and regeneration is not thorough.
Summary of the invention
The first object of the present invention is to provide a kind of adsorption cleaning system, the adsorption cleaning system have need it is less
Regeneration gas, it is more thorough to the regeneration of adsorbent the advantages that.
The present invention is implemented as follows:
A kind of adsorption cleaning system, including multiple adsorption towers, raw material air pipe, purification air pipe, regeneration gas intake line,
Regeneration gas output pipe, regeneration air cooling system and regeneration gas heating system；Adsorption tower has first interface and second interface, former
Material air pipe and regeneration gas output pipe connect with first interface and are selectively connected to the inner cavity of adsorption tower, regeneration gas input
Pipeline and purification air pipe connect with second interface and are selectively connected to the inner cavity of adsorption tower；Regenerate air cooling system and
The entrance of regeneration gas heating system connect with second interface and is selectively connected to the inner cavity of adsorption tower, regeneration gas cooling system
The outlet of system and regeneration gas heating system connect with first interface and is selectively connected to the inner cavity of adsorption tower；
When adsorption cleaning system is in running order: multiple adsorption towers include for the adsorption tower of cold blowing, for hot blow
Adsorption tower and adsorption tower for adsorption cleaning, the adsorption tower for cold blowing, the adsorption tower for hot blow, for adsorption cleaning
Adsorption tower with regeneration air cooling system and regeneration gas heating system serial communication, and regenerates air cooling system and is connected on use
Between the adsorption tower of cold blowing, regeneration gas heating system is connected on the absorption between the adsorption tower for hot blow and for cold blowing
Tower and between the adsorption tower of hot blow.
Further, in preferred embodiments of the present invention, raw material air pipe includes unstripped gas general pipeline, multiple unstripped gas branch
Pipe and multiple raw material air valves, the both ends of raw material gas branch pipe are connect with unstripped gas general pipeline and first interface respectively, raw material air valve
It is installed on raw material gas branch pipe and is connected to unstripped gas general pipeline selectively with the inner cavity of adsorption tower.
Further, in preferred embodiments of the present invention, purification air pipe includes purified gas general pipeline, multiple purified gas branch
Pipe and multiple purification air valves, the both ends for purifying gas branch pipe are connect with purified gas general pipeline and second interface respectively, purify air valve
It is installed on purification gas branch pipe and is connected to purified gas general pipeline selectively with the inner cavity of adsorption tower.
Further, in preferred embodiments of the present invention, regeneration gas intake line includes the first regeneration gas general pipeline, multiple
First regeneration gas branch pipe and it is multiple first regeneration air valve, first regeneration gas branch pipe both ends respectively with the first regeneration gas general pipeline and
Second interface connection, the first regeneration air valve are installed on the first regeneration gas branch pipe and make the first regeneration gas general pipeline selectivity and absorption
The inner cavity of tower is connected to.
Further, in preferred embodiments of the present invention, regeneration gas output pipe includes the second regeneration gas general pipeline, multiple
Second regeneration gas branch pipe and it is multiple second regeneration air valve, second regeneration gas branch pipe both ends respectively with the second regeneration gas general pipeline and
First interface connection, the second regeneration air valve are installed on the second regeneration gas branch pipe and make the second regeneration gas general pipeline selectivity and absorption
The inner cavity of tower is connected to.
Further, in preferred embodiments of the present invention, regeneration air cooling system includes regeneration air cooling device, multiple
Third regenerates gas branch pipe, multiple thirds regeneration air valve, multiple 4th regeneration gas branch pipes and multiple 4th regeneration air valves, third
The both ends for regenerating gas branch pipe are connect with regeneration air cooling device and first interface respectively, and third regeneration air valve is installed on third again
Angry branch pipe simultaneously make regenerate air cooling device selectively be connected to the inner cavity of adsorption tower, the 4th regenerate gas branch pipe both ends respectively with
Regeneration air cooling device is connected with second interface, and the 4th regeneration air valve is installed on the 4th regeneration gas branch pipe and makes to regenerate air cooling
Device is selectively connected to the inner cavity of adsorption tower.
Further, in preferred embodiments of the present invention, regeneration gas heating system includes regeneration gas heating device, multiple
5th regeneration gas branch pipe, multiple 5th regeneration air valves, multiple 6th regeneration gas branch pipes and multiple 6th regeneration air valves, the 5th
The both ends of regeneration gas branch pipe are connect with regeneration gas heating device and first interface respectively, and the 5th regeneration air valve is installed on the 5th again
Angry branch pipe simultaneously make regeneration gas heating device selectively be connected to the inner cavity of adsorption tower, the 6th regenerate gas branch pipe both ends respectively with
Regeneration gas heating device is connected with second interface, and the 6th regeneration air valve is installed on the 6th regeneration gas branch pipe and heats regeneration gas
Device is selectively connected to the inner cavity of adsorption tower.
Further, in preferred embodiments of the present invention, adsorption cleaning system includes 4-12 adsorption tower.
Further, in preferred embodiments of the present invention, adsorption tower includes adsorption tower ontology and heat-exchanger rig, heat exchange dress
The heating member being arranged in adsorption tower including more is set, there is the gap for filling adsorbent between the heating member；It is described
Heating member is heat exchanger tube or electrically heated rod.
Further, in preferred embodiments of the present invention, adsorption tower further includes the outer wall that adsorption tower ontology is arranged in
Heat exchange jacket.
Further, in preferred embodiments of the present invention, the inner wall of adsorption tower ontology is provided with heat preservation insulating lining.
Further, in preferred embodiments of the present invention, be provided in adsorption tower ontology be made of adsorbent it is compound
Bed.
Further, in preferred embodiments of the present invention, regeneration gas be unstripped gas, purified gas and extraneous gas at least
It is a kind of.
Unstripped gas refers to the gas of processing to be clean, and purified gas refers to that purified gas, extraneous gas refer to except unstripped gas
With other gases outside purified gas.Preferably, extraneous gas is any in hydrogen, synthesis gas, air and nitrogen.Suction of the invention
Attached tower and adsorption cleaning system can be used for the adsorption cleaning processing of gas, be particularly suitable for the decarburization, dehydration, de- weight of gas
The techniques such as hydrocarbon, desulfurization.Unstripped gas includes but is not limited to natural gas.
The beneficial effects of the present invention are: the adsorption cleaning system that the present invention obtains by above-mentioned design, in use, can incite somebody to action
The adsorption tower parsed to adsorbent and regeneration air cooling system and regeneration gas heating system is needed to be together in series, regeneration gas
The adsorption tower progress cold blowing for completing hot blow, then by regeneration air cooling system, the regeneration gas being then cooled can be introduced into
The adsorption tower for completing hot blow into other carries out cold blowing, and then regeneration gas passes through regeneration gas heating system, the regeneration gas being heated
Hot blow is carried out into the adsorption tower for completing absorption, last regeneration gas is discharged.Adsorption cleaning system of the invention can be sufficiently sharp
Cold blowing and hot blow are carried out in system with regeneration gas, and then need less regeneration gas compared with the prior art.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the schematic diagram for the adsorption cleaning system that embodiment of the present invention provides；
Fig. 2 is the first gas flow schematic diagram when the adsorption tower purification system that embodiment of the present invention provides works；
Fig. 3 is to carry out simplified schematic diagram to Fig. 2；
Fig. 4 is second of gas flow schematic diagram when the adsorption tower purification system that embodiment of the present invention provides works；
Fig. 5 is to carry out simplified schematic diagram to Fig. 3.
Figure acceptance of the bid note is respectively as follows:
Adsorption tower 1,2,3,4,5；Regenerate air cooling device 6；Regeneration gas heating device 7,8；Unstripped gas general pipeline 10；Unstripped gas
Branch pipe 11,12,13,14,15；Purified gas general pipeline 20；Purify gas branch pipe 21,22,23,24,25；First regeneration gas general pipeline 30；Again
Angry main valve 300；First regeneration gas branch pipe 31,32,33,34,35；First regeneration air valve 301,302,303,304,305；The
Two regeneration gas general pipeline 60；Second regeneration gas branch pipe 61,62,63,64,65；Second regeneration air valve 601a, 602a, 603a,
604a,605a；Third regenerates air valve 301a, 302a, 303a, 304a, 305a；4th regeneration air valve 401,402,403,
404,405；5th regeneration air valve 401a, 402a, 403a, 404a, 405a, 501a, 502a, 503a, 504a, 505a；6th
Regenerate air valve 501,502,503,504,505,601,602,603,604,605.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can be expressed
Or implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or two
More than, unless otherwise specifically defined.
As shown in Figure 1, the adsorption cleaning system that the embodiment of the present invention provides includes: adsorption tower 1, adsorption tower 2, adsorption tower
3, adsorption tower 4, adsorption tower 5, raw material air pipe, purification air pipe, regeneration gas intake line, regeneration gas output pipe, regeneration gas
Cooling system and regeneration gas heating system.
Adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 are identical with the structure of adsorption tower 5 in the present embodiment, so
Its structure is only described by taking one of adsorption tower as an example.For example, adsorption tower 1 includes adsorption tower ontology (being not marked in figure) and exchanges heat
Device (not shown), heat-exchanger rig include the more heat exchanger tubes being arranged in adsorption tower, have between heat exchanger tube and inhale for filling
Attached dose of gap.Further, in preferred embodiments of the present invention, adsorption tower further includes the outer wall that adsorption tower ontology is arranged in
Heat exchange jacket.Further, in preferred embodiments of the present invention, the inner wall of adsorption tower ontology is provided with heat preservation insulation lining
In.Further, in preferred embodiments of the present invention, the multiple-hearth being made of adsorbent is provided in adsorption tower ontology.
Further, adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4, adsorption tower 5 all have first interface and second
Interface.First interface and second interface respectively correspond the bottom and top that adsorption tower is arranged in.It is net when adsorb to unstripped gas
When change, first interface and second interface are the unstripped gas entrance and clean gas outlet of adsorption tower respectively；When to the suction in adsorption tower
Attached dose when being parsed, first interface and second interface are regeneration gas outlet and the regeneration gas entrance of adsorption tower respectively.In addition, the
The position of one interface and second interface can also be exchanged with each other setting.
Raw material air pipe and regeneration gas output pipe connect with first interface and are selectively connected to the inner cavity of adsorption tower,
Regeneration gas intake line and purification air pipe connect with second interface and are selectively connected to the inner cavity of adsorption tower；Regeneration gas
Cooling system and the entrance of regeneration gas heating system connect with second interface and are selectively connected to the inner cavity of adsorption tower, then
The outlet of angry cooling system and regeneration gas heating system connect with first interface and selectively connects with the inner cavity of adsorption tower
It is logical.
It is described in further detail referring to adsorption cleaning system of the Fig. 1 to the present embodiment.
Further, raw material air pipe includes unstripped gas general pipeline 10, raw material gas branch pipe 11, raw material gas branch pipe 12, unstripped gas
Branch pipe 13, raw material gas branch pipe 14, raw material gas branch pipe 15, raw material air valve 101, raw material air valve 102, raw material air valve 103, original
Expect air valve 104, raw material air valve 105.
The both ends of raw material gas branch pipe 11 are connect with the first interface of unstripped gas general pipeline 10 and adsorption tower 1 respectively.Raw material air valve
Door 101 is installed on raw material gas branch pipe 11 and is connected to unstripped gas general pipeline 10 selectively with the inner cavity of adsorption tower 1.
The both ends of raw material gas branch pipe 12 are connect with the first interface of unstripped gas general pipeline 10 and adsorption tower 2 respectively.Raw material air valve
Door 102 is installed on raw material gas branch pipe 12 and is connected to unstripped gas general pipeline 10 selectively with the inner cavity of adsorption tower 2.
The both ends of raw material gas branch pipe 13 are connect with the first interface of unstripped gas general pipeline 10 and adsorption tower 3 respectively.Raw material air valve
Door 103 is installed on raw material gas branch pipe 13 and is connected to unstripped gas general pipeline 10 selectively with the inner cavity of adsorption tower 3.
The both ends of raw material gas branch pipe 14 are connect with the first interface of unstripped gas general pipeline 10 and adsorption tower 4 respectively.Raw material air valve
Door 104 is installed on raw material gas branch pipe 14 and is connected to unstripped gas general pipeline 10 selectively with the inner cavity of adsorption tower 4.
The both ends of raw material gas branch pipe 15 are connect with the first interface of unstripped gas general pipeline 10 and adsorption tower 5 respectively.Raw material air valve
Door 105 is installed on raw material gas branch pipe 15 and is connected to unstripped gas general pipeline 10 selectively with the inner cavity of adsorption tower 5.
By designing above, 10 property of can choose of unstripped gas general pipeline and adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4
It is connected to one or more the inner cavity in adsorption tower 5.In turn, 10 property of can choose of unstripped gas general pipeline to adsorption tower 1, inhale
One or more transferring raw material gas in attached tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5.
Further, purification air pipe includes purified gas general pipeline 20, purification gas branch pipe 21, purification gas branch pipe 22, purified gas
Branch pipe 23, purification gas branch pipe 25, purification air valve 201, purification air valve 202, purifies air valve 203, is net purification gas branch pipe 24
Change air valve 204 and purification air valve 205.
The both ends of purification gas branch pipe 21 are connect with the second interface of purified gas general pipeline 20 and adsorption tower 1 respectively.Purify air valve
Door 201 is installed on purification gas branch pipe 21 and is connected to purified gas general pipeline 20 selectively with the inner cavity of adsorption tower 1.
The both ends of purification gas branch pipe 22 are connect with the second interface of purified gas general pipeline 20 and adsorption tower 2 respectively.Purify air valve
Door 202 is installed on purification gas branch pipe 22 and is connected to purified gas general pipeline 20 selectively with the inner cavity of adsorption tower 2.
The both ends of purification gas branch pipe 23 are connect with the second interface of purified gas general pipeline 20 and adsorption tower 3 respectively.Purify air valve
Door 203 is installed on purification gas branch pipe 23 and is connected to purified gas general pipeline 20 selectively with the inner cavity of adsorption tower 3.
The both ends of purification gas branch pipe 24 are connect with the second interface of purified gas general pipeline 20 and adsorption tower 4 respectively.Purify air valve
Door 204 is installed on purification gas branch pipe 24 and is connected to purified gas general pipeline 20 selectively with the inner cavity of adsorption tower 4.
The both ends of purification gas branch pipe 25 are connect with the second interface of purified gas general pipeline 20 and adsorption tower 5 respectively.Purify air valve
Door 205 is installed on purification gas branch pipe 25 and is connected to purified gas general pipeline 20 selectively with the inner cavity of adsorption tower 5.
By designing above, 20 property of can choose of purified gas general pipeline and adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4
It is connected to one or more the inner cavity in adsorption tower 5.In turn, 20 property of can choose of purified gas general pipeline from adsorption tower 1, inhale
One or more output purified gas in attached tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5.It should be noted that absorption is net
Change under working condition, unstripped gas general pipeline 10 is connected to the inner cavity of the same adsorption tower simultaneously with purified gas general pipeline 20.
Further, in preferred embodiments of the present invention, regeneration gas intake line includes the first regeneration gas general pipeline 30, the
One regeneration gas branch pipe 31, first regenerates gas branch pipe 32, first and regenerates gas branch pipe 33, first regeneration gas branch pipe 34, the first regeneration gas
Branch pipe 35, first regenerates air valve 301, first and regenerates the regeneration regeneration air valve of air valve 303, first of air valve 302, first
304 and first regenerate air valve 305.Regeneration gas main valve 300 is provided on first regeneration gas general pipeline 30.
The both ends of first regeneration gas branch pipe 31 are connect with the second interface of the first regeneration gas general pipeline 30 and adsorption tower 1 respectively.
First regeneration air valve 301 is installed on the first regeneration gas branch pipe 31 and makes the selectivity of the first regeneration gas general pipeline 30 and adsorption tower 1
Inner cavity connection.
The both ends of first regeneration gas branch pipe 32 are connect with the second interface of the first regeneration gas general pipeline 30 and adsorption tower 2 respectively.
First regeneration air valve 302 is installed on the first regeneration gas branch pipe 32 and makes the selectivity of the first regeneration gas general pipeline 30 and adsorption tower 2
Inner cavity connection.
The both ends of first regeneration gas branch pipe 33 are connect with the second interface of the first regeneration gas general pipeline 30 and adsorption tower 3 respectively.
First regeneration air valve 303 is installed on the first regeneration gas branch pipe 33 and makes the selectivity of the first regeneration gas general pipeline 30 and adsorption tower 3
Inner cavity connection.
The both ends of first regeneration gas branch pipe 34 are connect with the second interface of the first regeneration gas general pipeline 30 and adsorption tower 4 respectively.
First regeneration air valve 304 is installed on the first regeneration gas branch pipe 34 and makes the selectivity of the first regeneration gas general pipeline 30 and adsorption tower 4
Inner cavity connection.
The both ends of first regeneration gas branch pipe 35 are connect with the second interface of the first regeneration gas general pipeline 30 and adsorption tower 5 respectively.
First regeneration air valve 305 is installed on the first regeneration gas branch pipe 35 and makes the selectivity of the first regeneration gas general pipeline 30 and adsorption tower 5
Inner cavity connection.
By designing above, 30 property of can choose of the first regeneration gas general pipeline and adsorption tower 1, adsorption tower 2, adsorption tower 3, absorption
Tower 4 is connected to one or more the inner cavity in adsorption tower 5.In turn, 30 property of can choose of the first regeneration gas general pipeline to suction
One or more conveying regeneration gas in attached tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5.
Further, in preferred embodiments of the present invention, regeneration gas output pipe includes the second regeneration gas general pipeline 60, the
Two regeneration gas branch pipes 61, second regenerate gas branch pipe 62, second and regenerate gas branch pipe 63, second regeneration gas branch pipe 64, the second regeneration gas
Branch pipe 65, second regenerates air valve 601a, the second regeneration air valve 602a, the second regeneration air valve 603a, the second regeneration air valve
The regeneration of door 604a and second air valve 605a.
The both ends of second regeneration gas branch pipe 61 are connect with the second interface of the second regeneration gas general pipeline 60 and adsorption tower 1 respectively.
Second regeneration air valve 601a is installed on the second regeneration gas branch pipe 61 and makes the selectivity of the second regeneration gas general pipeline 60 and adsorption tower 1
Inner cavity connection.
The both ends of second regeneration gas branch pipe 62 are connect with the second interface of the second regeneration gas general pipeline 60 and adsorption tower 2 respectively.
Second regeneration air valve 602a is installed on the second regeneration gas branch pipe 62 and makes the selectivity of the second regeneration gas general pipeline 60 and adsorption tower 2
Inner cavity connection.
The both ends of second regeneration gas branch pipe 63 are connect with the second interface of the second regeneration gas general pipeline 60 and adsorption tower 3 respectively.
Second regeneration air valve 603a is installed on the second regeneration gas branch pipe 63 and makes the selectivity of the second regeneration gas general pipeline 60 and adsorption tower 3
Inner cavity connection.
The both ends of second regeneration gas branch pipe 64 are connect with the second interface of the second regeneration gas general pipeline 60 and adsorption tower 4 respectively.
Second regeneration air valve 604a is installed on the second regeneration gas branch pipe 64 and makes the selectivity of the second regeneration gas general pipeline 60 and adsorption tower 4
Inner cavity connection.
The both ends of second regeneration gas branch pipe 65 are connect with the second interface of the second regeneration gas general pipeline 60 and adsorption tower 5 respectively.
Second regeneration air valve 605a is installed on the second regeneration gas branch pipe 65 and makes the selectivity of the second regeneration gas general pipeline 60 and adsorption tower 5
Inner cavity connection.
By designing above, 60 property of can choose of the second regeneration gas general pipeline and adsorption tower 1, adsorption tower 2, adsorption tower 3, absorption
Tower 4 is connected to one or more the inner cavity in adsorption tower 5.In turn, 60 property of can choose of the second regeneration gas general pipeline from suction
One or more output regeneration gas in attached tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5.
Further, in preferred embodiments of the present invention, regeneration air cooling system includes regeneration air cooling device 6, five
A third regeneration gas branch pipe (being not marked in figure), third regeneration air valve 301a, third regenerate air valve 302a, third regeneration gas
Valve 303a, third regeneration air valve 304a, third regeneration air valve 305a, five the 4th regeneration gas branch pipes (are not marked in figure
Note), the 4th regeneration air valve the 401, the 4th regenerate air valve the 402, the 4th regenerate air valve the 403, the 4th regenerate 404 and of air valve
4th regeneration air valve 405.
One end of above-mentioned five thirds regeneration gas branch pipe is connected with the entrance of regeneration air cooling device 6 respectively, and above-mentioned
The other end of five third regeneration gas branch pipes is respectively and in adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5
First interface connection.Third regenerates air valve 301a, third regeneration air valve 302a, third regeneration air valve 303a, third again
Angry valve 304a and third regeneration air valve 305a is respectively correspondingly mounted on above-mentioned five thirds regeneration gas branch pipe, and the
Three regeneration air valve 301a, third regeneration air valve 302a, third regeneration air valve 303a, third regeneration air valve 304a and the
Three regeneration air valve 305a make regenerate air cooling device 6 selectively with adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and
One or more inner cavity of adsorption tower 5 is connected to.That is, the regeneration gas property of can choose from adsorption tower 1, adsorption tower 2,
One or more in adsorption tower 3, adsorption tower 4 and adsorption tower 5 enters regeneration air cooling device 6, and regeneration air cooling device 6 is right
Regeneration gas is cooled down.
One end of above-mentioned five the 4th regeneration gas branch pipe is connected with the outlet of regeneration air cooling device 6 respectively, and above-mentioned
The other end of five the 4th regeneration gas branch pipes is respectively and in adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5
Second interface connection.4th regeneration air valve 401, third regeneration air valve 402, third regenerate air valve 403, third regeneration gas
Valve 404 and third regeneration air valve 405 are respectively correspondingly mounted on above-mentioned five the 4th regeneration gas branch pipe, and third regenerates
Air valve 401, third regeneration air valve 402, third regeneration air valve 403, third regeneration air valve 404 and third regenerate air valve
Door 405 makes to regenerate one of air cooling device 6 selectively with adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5
A or multiple inner cavity connection.That is, regeneration gas can from regeneration air cooling device 6 be selectively entered adsorption tower 1,
One or more in adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5.It should be noted that under cold blowing state, third
Regeneration gas branch pipe and the 4th regeneration gas branch pipe are connected to the inner cavity of different adsorption towers.
Further, in preferred embodiments of the present invention, regeneration gas heating system includes regeneration gas heating device 7, again
8, ten the 5th regeneration gas branch pipe (being not marked in figure) of angry heating device, the 5th regeneration air valve 401a, the 5th regeneration air valve
Door 402a, the 5th regeneration air valve 403a, the 5th regeneration air valve 404a, the 5th regeneration air valve 405a, the 5th regeneration air valve
Door 501a, the 5th regeneration air valve 502a, the 5th regeneration air valve 503a, the 5th regeneration air valve 504a, the 5th regeneration air valve
Door 505a, ten the 6th regeneration gas branch pipe (being not marked in figure) and the 6th regeneration air valve 501, the 6th regenerate air valve 502, the
Six regeneration air valves the 503, the 6th regenerate air valve the 504, the 6th and regenerate the regeneration of air valve the 505, the 6th air valve the 601, the 6th again
Angry valve the 602, the 6th regenerates air valve the 603, the 6th and regenerates the regeneration air valve 605 of air valve the 604, the 6th.Regeneration gas heating
System with connection relationship with regeneration air cooling system it is similar, specifically please refer to Fig. 1, details are not described herein.
By designing above, the 5th regeneration air valve 401a, the 5th regeneration air valve 402a, the 5th regeneration air valve
403a, the 5th regeneration air valve 404a and the 5th regeneration air valve 405a are with making the inlet selective of regeneration gas heating device 7
It is connected to one or more the inner cavity in adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5.5th regeneration
Air valve 501a, the 5th regeneration air valve 502a, the 5th regeneration air valve 503a, the 5th regeneration air valve 504a and the 5th regeneration
Air valve 505a with making the egress selection of regeneration gas heating device 7 with adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4
It is connected to one or more the inner cavity in adsorption tower 5.6th regeneration air valve the 501, the 6th regenerates air valve the 502, the 6th
Regeneration air valve the 503, the 6th regenerates air valve 504 and the 6th regeneration air valve 505 selects the outlet of regeneration gas heating device 8
It is connected to one or more the inner cavity in adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4 and adsorption tower 5 to selecting property.The
Six regeneration air valves the 601, the 6th regenerate air valve the 602, the 6th and regenerate the regeneration of air valve the 603, the 6th air valve 604 and the 6th again
Angry valve 605 with making the inlet selective of regeneration gas heating device 8 with adsorption tower 1, adsorption tower 2, adsorption tower 3, adsorption tower 4
It is connected to one or more the inner cavity in adsorption tower 5.It should be noted that under hot blow state, the 5th regeneration gas branch pipe and
6th regeneration gas branch pipe is connected to the inner cavity of different adsorption towers.
Below by taking Fig. 2 and working condition shown in Fig. 3 as an example, the course of work to the adsorption cleaning system of the present embodiment and
Principle is described further.
In working condition shown in Fig. 2, adsorption tower 1 carries out absorption process, and adsorption tower 2 and adsorption tower 3 carry out cold blowing
Process, adsorption tower 4 and adsorption tower 5 carry out hot blow process.
In order to facilitate understanding under the working condition adsorption cleaning system the connection situation of each pipeline and opening for valve
Situation is closed, Fig. 3 is given, Fig. 3 is the rough schematic view of Fig. 2.The valve remained in Fig. 3 is all open, and is shown in Fig. 2
And unshowned valve is all closure in Fig. 3, in turn, the connection of pipeline can also be found out by the opening and closing of valve with being apparent
Situation.
Below with reference to Fig. 3, the gas flow in absorption process, cold blowing process and hot blow process is further illustrated.
Absorption process: unstripped gas successively passes through unstripped gas general pipeline 10 from unstripped gas entrance and raw material gas branch pipe 11 enters suction
Adsorption cleaning processing is carried out in attached tower 1, the unstripped gas for being cleaned processing becomes purified gas successively by purification gas branch pipe 21 and net
Change gas general pipeline 20 and is discharged from clean gas outlet.
Cold blowing process: regeneration gas successively passes through the first regeneration gas general pipeline 30, first regeneration gas branch pipe 31 from regeneration gas entrance
Enter in adsorption tower 2 with purification gas branch pipe 22 and cold blowing is carried out to adsorbent, then the regeneration gas is discharged from adsorption tower 2 and successively passes through
It crosses raw material gas branch pipe 12 and third regeneration gas branch pipe enters regeneration air cooling device 6, regeneration air cooling device 6 carries out regeneration gas
Cooling, then cooled regeneration gas successively passes through the 4th regeneration gas branch pipe and purification gas branch pipe 23 enters in adsorption tower 3 to suction
Attached dose of progress cold blowing.
Hot blow process: the regeneration gas being discharged from adsorption tower 3 enters regeneration gas by raw material gas branch pipe 13 and the 5th and heats
Device 7 is heated, and the regeneration gas being heated successively passes through the 6th regeneration gas branch pipe and purification gas branch pipe 24 enters adsorption tower 4
In to adsorbent carry out hot blow；Then, regeneration gas successively passes through raw material gas branch pipe 14 and the 5th regeneration gas branch pipe enters regeneration gas
Heating device 8 is heated, and the regeneration gas being heated successively passes through the 6th regeneration gas branch pipe and purification gas branch pipe 25 enters absorption
Hot blow is carried out in tower 5, last regeneration gas successively passes through raw material gas branch pipe 15 and the second regeneration gas general pipeline 60 and exports row from regeneration gas
Out.
Shown in Fig. 4 is the subsequent work state of working condition shown in Fig. 2, and Fig. 5 is to carry out simplified signal to Fig. 3
Figure.In working condition shown in Fig. 4, adsorption tower 3 carries out absorption process, and adsorption tower 2 and adsorption tower 4 carry out cold blowing work
Sequence, adsorption tower 1 and adsorption tower 5 carry out hot blow process.
It can be clearly seen from Fig. 3 and Fig. 5, no matter under which working condition, regeneration air cooling device 6, again
Angry heating device 7 and regeneration gas heating device 8 can be in series connection with wherein four adsorption towers, only use on a small quantity again
Anger just completes the work that four adsorption towers are carried out with desorption, and therefore, this adsorption cleaning system of the present embodiment is to again
Angry consumption greatly reduces.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of adsorption cleaning system, which is characterized in that including multiple adsorption towers, raw material air pipe, purification air pipe, regeneration gas
Intake line, regeneration gas output pipe, regeneration air cooling system and regeneration gas heating system；The adsorption tower has first interface
And second interface, the raw material air pipe and the regeneration gas output pipe connect with the first interface and selectively with institute
The inner cavity connection of adsorption tower is stated, the regeneration gas intake line and the purification air pipe connect and select with the second interface
It is connected to the inner cavity of the adsorption tower to selecting property；It is described regeneration air cooling system and the regeneration gas heating system entrance with
The first interface is connected and is selectively connected to the inner cavity of the adsorption tower, the regeneration air cooling system and the regeneration
The outlet of gas heating system connect with the second interface and is selectively connected to the inner cavity of the adsorption tower；
When the adsorption cleaning system is in running order: multiple adsorption towers include at least two absorption for being used for cold blowing
Tower, at least two for the adsorption tower of hot blow and at least one be used for the adsorption tower of adsorption cleaning, and described at least two are used for
The adsorption tower serial communication of cold blowing, described at least two are used for the adsorption tower serial communication of hot blow, the absorption for cold blowing
Tower, the adsorption tower for hot blow, the adsorption tower for adsorption cleaning with the regeneration air cooling system and institute
State regeneration gas heating system serial communication, and the regeneration air cooling system be connected on for cold blowing the adsorption tower it
Between, the regeneration gas heating system be connected between the adsorption tower for hot blow and for cold blowing the adsorption tower and be used for
Between the adsorption tower of hot blow.
2. adsorption cleaning system according to claim 1, which is characterized in that the raw material air pipe includes that unstripped gas is total
Pipe, multiple raw material gas branch pipes and multiple raw material air valves, the both ends of the raw material gas branch pipe respectively with the unstripped gas general pipeline and
First interface connection, the raw material air valve be installed on the raw material gas branch pipe and make the unstripped gas general pipeline selectivity with
The inner cavity of the adsorption tower is connected to.
3. adsorption cleaning system according to claim 1, which is characterized in that the purification air pipe includes that purified gas is total
Pipe, multiple purification gas branch pipes and multiple purification air valves, the both ends for purifying gas branch pipe respectively with the purified gas general pipeline and
Second interface connection, the purification air valve be installed on the purification gas branch pipe and make the purified gas general pipeline selectively and
The inner cavity of the adsorption tower is connected to.
4. adsorption cleaning system according to claim 1, which is characterized in that the regeneration gas intake line includes first again
Angry general pipeline, multiple first regeneration gas branch pipes and multiple first regeneration air valves, the both ends difference of the first regeneration gas branch pipe
It is connect with the first regeneration gas general pipeline and the second interface, the first regeneration air valve is installed on first regeneration gas
Branch pipe is simultaneously connected to the first regeneration gas general pipeline selectively with the inner cavity of the adsorption tower.
5. adsorption cleaning system according to claim 1, which is characterized in that the regeneration gas output pipe includes second again
Angry general pipeline, multiple second regeneration gas branch pipes and multiple second regeneration air valves, the both ends difference of the second regeneration gas branch pipe
It is connect with the second regeneration gas general pipeline and the first interface, the second regeneration air valve is installed on second regeneration gas
Branch pipe is simultaneously connected to the second regeneration gas general pipeline selectively with the inner cavity of the adsorption tower.
6. adsorption cleaning system according to claim 1, which is characterized in that the regeneration air cooling system includes regeneration gas
Cooling device, multiple thirds regeneration gas branch pipe, multiple thirds regeneration air valve, multiple 4th regeneration gas branch pipes and the multiple 4th are again
The both ends of angry valve, the third regeneration gas branch pipe are connect with the regeneration air cooling device and the first interface respectively,
Third regeneration air valve be installed on the third regeneration gas branch pipe and make the regeneration air cooling device selectively with it is described
The inner cavity of adsorption tower is connected to, and the both ends of the 4th regeneration gas branch pipe connect with the regeneration air cooling device and described second respectively
Mouth connection, the 4th regeneration air valve are installed on the 4th regeneration gas branch pipe and make the regeneration air cooling device selectivity
It is connected to the inner cavity of the adsorption tower.
7. adsorption cleaning system according to claim 1, which is characterized in that the regeneration gas heating system includes regeneration gas
Heating device, multiple 5th regeneration gas branch pipes, multiple 5th regeneration air valves, multiple 6th regeneration gas branch pipes and the multiple 6th are again
The both ends of angry valve, the 5th regeneration gas branch pipe are connect with the regeneration gas heating device and the first interface respectively,
The 5th regeneration air valve be installed on the 5th regeneration gas branch pipe and make regeneration gas heating device selectivity with it is described
The inner cavity of adsorption tower is connected to, and the both ends of the 6th regeneration gas branch pipe connect with the regeneration gas heating device and described second respectively
Mouth connection, the 6th regeneration air valve are installed on the 6th regeneration gas branch pipe and make the regeneration gas heating device selectivity
It is connected to the inner cavity of the adsorption tower.
8. adsorption cleaning system according to claim 1-7, which is characterized in that the adsorption cleaning system includes
The 4-12 adsorption towers.
9. adsorption cleaning system according to claim 1-7, which is characterized in that the adsorption tower includes adsorption tower
Ontology and heat-exchanger rig, the heat-exchanger rig include the more heating members being arranged in the adsorption tower, between the heating member
With the gap for filling adsorbent；The heating member is heat exchanger tube or electrically heated rod.
10. adsorption cleaning system according to claim 9, which is characterized in that the adsorption tower further includes being arranged described
The insulating lining of the inner wall of adsorption tower ontology.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201634651U (en) * | 2010-01-15 | 2010-11-17 | 北京长征天民高科技有限公司 | Natural gas liquification decarburization and dehydration device |
| CN103007676A (en) * | 2012-12-19 | 2013-04-03 | 中国科学院理化技术研究所 | Movable skid-mounted natural/coal bed gas adsorption and purification system with external medium heat exchange function |
| CN205832892U (en) * | 2016-08-02 | 2016-12-28 | 成都赛普瑞兴科技有限公司 | A kind of adsorption cleaning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201634651U (en) * | 2010-01-15 | 2010-11-17 | 北京长征天民高科技有限公司 | Natural gas liquification decarburization and dehydration device |
| CN103007676A (en) * | 2012-12-19 | 2013-04-03 | 中国科学院理化技术研究所 | Movable skid-mounted natural/coal bed gas adsorption and purification system with external medium heat exchange function |
| CN205832892U (en) * | 2016-08-02 | 2016-12-28 | 成都赛普瑞兴科技有限公司 | A kind of adsorption cleaning system |
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