CN107213750A - A kind of H2Purification system and gas handling system - Google Patents

A kind of H2Purification system and gas handling system Download PDF

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Publication number
CN107213750A
CN107213750A CN201710558308.1A CN201710558308A CN107213750A CN 107213750 A CN107213750 A CN 107213750A CN 201710558308 A CN201710558308 A CN 201710558308A CN 107213750 A CN107213750 A CN 107213750A
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Prior art keywords
subflow road
road
annular channel
subflow
adsorption tower
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CN201710558308.1A
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CN107213750B (en
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张惊涛
席向峰
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Chengdu Sepmem Sci & Tech Co Ltd
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Chengdu Sepmem Sci & Tech Co Ltd
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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
    • B01D53/04—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 with stationary adsorbents
    • B01D53/047—Pressure swing adsorption
    • B01D53/0473—Rapid pressure swing adsorption
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/56—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids
    • 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
    • B01D2259/40003—Methods relating to valve switching
    • 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
    • B01D2259/40007—Controlling pressure or temperature swing adsorption
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0001—Separation or purification processing
    • C01B2210/0009—Physical processing
    • C01B2210/0014—Physical processing by adsorption in solids
    • C01B2210/0015—Physical processing by adsorption in solids characterised by the adsorbent
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

Abstract

A kind of H2Purification system and gas handling system, are related to H2Purification technique field.H2Purification system includes raw material air pipe, product air pipe, inverse put air pipe, rotary valve and adsorption tower.Rotary valve includes nonrotational part and tumbler, and nonrotational part has first flow, and tumbler has second flow channel.Tumbler is rotated so that second flow channel selectively connects raw material air pipe, product air pipe, inverse put air pipe and adsorption tower.Gas handling system includes above-mentioned H2Purification system.The two is controlled with a rotary valve to multi-pipeline, reduces cost, easy to control.

Description

A kind of H2Purification system and gas handling system
Technical field
The present invention relates to H2Purification technique field, in particular to a kind of H2Purification system and gas handling system.
Background technology
Pressure Swing Adsorption H2System is added whole more due to comprising many operating procedures, causing sequencing valve quantity very The investment cost and equipment installation cost of individual device, and vavle shelf area floor space is big, is unfavorable for device into sled.
Pressure Swing Adsorption H2System is short due to circulation time, causes sequencing valve switching frequency high, each unit failure of valve Probability significantly increases.Meanwhile, in pressure-variable adsorption pressure equalization process, valve element is washed away by high velocity air, and valve sealing face is easy Damage, cause valves leakage, influence plant running, increase the regular maintenance expense and maintenance difficulty of device, and extend production When consume, add production cost.
From current Pressure Swing Adsorption H2From the point of view of the running situation of device, leakage is that influence is whole in sequencing valve failure or sealing surface The maximum bottleneck of individual device stable operation.Although journey can be extended by improving the form of valve design and optimization sealing surface structure The problem of controlling valve use time, but can not fundamentally avoid leaking in sequencing valve failure and sealing surface.
Generally, H2Adsorption process in adsorption operations time it is short (less than one second), so short time requirement Sequencing valve allows for quick response, and this requirement to sequencing valve is very high, greatly increases the cost of sequencing valve.
The content of the invention
First purpose of the present invention is to provide a kind of H2Purification system, it replaces traditional multi-pipeline work by rotary valve Complicated sequencing valve during skill, realizes a rotary valve while multiple pipelines are switched over the purpose of control, phase Than in traditional sequencing valve, significantly reducing the consumptive material of production equipment, equipment investment cost is reduced, while making the control to valve More facilitate, reduce the fault rate of valve, reduce maintenance cost.
Second object of the present invention is to provide a kind of gas handling system, and it replaces traditional multi-pipeline using rotary valve Complicated sequencing valve in technical process, realizes a rotary valve while multiple pipelines are switched over the purpose of control, Compared to traditional sequencing valve, the consumptive material of production equipment is significantly reduced, equipment investment cost is reduced, while making the control to valve System more facilitates, and reduces the fault rate of valve, reduces maintenance cost.
What embodiments of the invention were realized in：
A kind of H2Purification system, it includes raw material air pipe, product air pipe, inverse put air pipe, rotary valve and at least one Individual adsorption tower.Adsorption tower has the first interface connected with its adsorbent chamber and second interface.Rotary valve includes nonrotational part and can The tumbler rotated relative to nonrotational part, nonrotational part has the first flow through its side wall, and first flow includes the first son Runner, the second subflow road, the 3rd subflow road, the 4th subflow road and the 5th subflow road, tumbler have second flow channel.First interface With the first sub- flow passage, second interface and the second sub- flow passage, raw material air pipe and the 3rd sub- flow passage, product tracheae The sub- flow passages of Lu Yu tetra-, inverse put air pipe and the 5th sub- flow passage.
The tumbler of rotary valve is used to rotate relative to nonrotational part, so that in a rotation period of tumbler：Second Runner selectively communicates with the first subflow road and the 3rd subflow road, and simultaneously by the second subflow road and the 4th subflow road selectivity Ground is connected, and for single adsorption tower, connection duration, the second subflow road and the 4th in the first subflow road and the 3rd subflow road The connection duration in subflow road accounts for a quarter of rotation period；Second flow channel is selective by the first subflow road and the 5th subflow road Ground is connected, and for single adsorption tower, the connection duration in the first subflow road and the 5th subflow road accounts for the 12 of rotation period / mono-.
Further, H2Purification system also includes rinsing gas inlet tube and the first flushing gas outlet, and first flow is also wrapped The 6th subflow road and the 7th subflow road are included, gas inlet tube and the 6th sub- flow passage is rinsed, first rinses gas outlet and the 7th Sub- flow passage.The tumbler of rotary valve is used to rotate relative to nonrotational part, so that in rotation period：Second flow channel is by second Subflow road is selectively communicated with the 6th subflow road, and simultaneously selectively communicates with the first subflow road and the 7th subflow road, and For single adsorption tower, the connection duration in the second subflow road and the 6th subflow road, the first subflow road and the 7th subflow road Connection duration accounts for 1st/12nd of rotation period.
Further, H2Purification system also includes whole loading line, and first flow also includes the 8th subflow road, whole gas tube The sub- flow passages of Lu Yu eight.The tumbler of rotary valve is used to rotate relative to nonrotational part, so that in rotation period：Second Road selectively communicates with the second subflow road and the 8th subflow road, and for single adsorption tower, the second subflow road and the 8th The connection duration in subflow road accounts for 20 a quarters of rotation period.
Further, H2Purification system also includes second and rinses gas outlet, and first flow also includes the 9th subflow road, the Two rinse gas outlet and the 9th sub- flow passage.The tumbler of rotary valve is used to rotate relative to nonrotational part, so as to rotate In cycle：Second flow channel selectively communicates with the first subflow road and the 9th subflow road, and for single adsorption tower, first The connection duration in subflow road and the 9th subflow road accounts for 1/6th of rotation period.
Further, H2Purification system is also included along blowdown piping, and first flow also includes the tenth subflow road, along bleeder pipe The sub- flow passages of Lu Yu ten.The tumbler of rotary valve is used to rotate relative to nonrotational part, so that in rotation period：Second Road selectively communicates with the second subflow road and the tenth subflow road, and for single adsorption tower, the second subflow road and the tenth The connection duration in subflow road accounts for 20 a quarters of rotation period.
Further, first interface, second interface, raw material air pipe, product air pipe and inverse put air pipe with non-turn Moving part is connected.
Further, second flow channel includes multiple annular channels and multiple interlayer runners；Annular channel is by the outer of tumbler Wall is recessed towards the side away from nonrotational part, and circumferentially disposed and annular channel of the annular channel along tumbler is in fan ring-type substantially Or it is circular, the center of circle of the circumference corresponding to annular channel is located at the rotational axis line of tumbler, and each interlayer runner is communicated to Few two annular channels.The tumbler of rotary valve is used to rotate relative to nonrotational part, so that in rotation period：Annular channel with Interlayer runner selectively communicates with the first subflow road and the 3rd subflow road, and simultaneously selects the second subflow road and the 4th subflow road Connect to selecting property；Annular channel selectively communicates with the first subflow road and the 5th subflow road with interlayer runner.
Further, tumbler includes the multiple parallel and elementary layer that is coaxially disposed, the axial lines of multiple elementary layers with The rotational axis line of tumbler, which is overlapped, to be set, and each elementary layer is provided with least one annular channel.
Further, for any one subflow road and an annular channel with sub- flow passage, along tumbler Circumferential, the ratio that the corresponding central angle number of degrees sum of both the length of annular channel and the aperture in subflow road accounts for all angle numbers is First ratio, the flow time of adsorption process of subflow road when being connected to annular channel residing for corresponding adsorption tower accounts for a flow week The ratio of phase is the second ratio, and the first ratio and the second ratio are of substantially equal.
Further, adsorption tower is multiple, the first subflow road and the second subflow road also to be multiple, each first subflow road and At least one first interface is connected, and each second subflow road is connected with least one second interface；The tumbler of rotary valve is used for Rotated relative to nonrotational part, so that second flow channel selectively connects in each the second subflow road.
Further, adsorption tower, the first subflow road and the second subflow road are 12, first interface and the first subflow road one One correspondence connection, second interface is corresponded with the second subflow road and connected.The tumbler of rotary valve turns for relatively nonrotational part It is dynamic, so that in rotation period：The second interface of annular channel and near few two adsorption towers of interlayer runner is selectively communicated with, And the connection duration of the second interface of an adsorption tower and the second interface of other adsorption towers accounts for 1/3rd of rotation period.
A kind of gas handling system, it includes above-mentioned H2Purification system.
The beneficial effect of the embodiment of the present invention is：
H provided in an embodiment of the present invention2Purification system replaces crisscross multiple in traditional multi-pipeline technical process by rotary valve Miscellaneous sequencing valve, realizes the purpose that a rotary valve switches over control to multiple pipelines.By the rotation for rotating rotary valve Part, can make second flow channel selectively connect in each subflow road of first flow, and then adsorption tower is selected with each pipeline Property connection so as to complete each flow in pressure-variable adsorption.Compared to traditional sequencing valve, the consumption of production equipment is significantly reduced Material, reduces equipment investment cost and installation cost, simplifies equipment installation, and the time for shortening equipment installation and dismounting disappears Consumption.Meanwhile, it by rotating the tumbler of rotary valve can be achieved that the connected mode of the pipeline of whole system is controlled and adjusted It is whole, operating burden of the valve in switching is enormously simplify, the control to valve is more facilitated, reduces the fault rate of valve, Reduce maintenance cost.
H provided in an embodiment of the present invention2Purification system can change the annexation of whole pipeline by rotating rotary valve, Set by the rotating speed or adjustment timer that adjust the motor for being used to drive rotary valve, can effectively reduce pressure-variable adsorption and follow The ring time, make it possible that adsorption operations step run time is less than 2 seconds, and conventional pressure variated adsorption program control valve is opened due to sequencing valve The limitation of pass time, it is impossible to accomplish that operating procedure run time is less than 2 seconds.By reducing the pressure swing adsorption cycles time, it can make Adsorbent quickly carries out absorption work, and then reduces the filling size of adsorbent, and reduces with this equipment cost investment.This Outside, because the pressure swing adsorption cycles time shortens, the size of adsorption tower is reduced, is easy to whole device into sled, reduces the system of device Make and installation cost.Meanwhile, rotary valve can meet H completely2Requirement of the purification system to being switched fast.
Gas handling system provided in an embodiment of the present invention, it is replaced in traditional multi-pipeline technical process using rotary valve is enough Complicated sequencing valve, while switching over control to multiple pipelines, compared to traditional sequencing valve, significantly reduces production and sets Standby consumptive material, reduces equipment investment cost, while control more facilitates, reduces fault rate, reduces maintenance cost.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore is not construed as pair The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is H provided in an embodiment of the present invention2The schematic diagram of purification system；
Fig. 2 is the H in Fig. 12The schematic cross-section of the rotary valve of purification system；
Fig. 3 is the H in Fig. 12Axle of the side wall and first flow of the nonrotational part of the rotary valve of purification system along rotary valve To the floor map cut and after being deployed；
Fig. 4 is the H in Fig. 12The second flow channel of the tumbler of the rotary valve of purification system is cut along the axial direction of rotary valve Floor map after cutting and deploying；
Fig. 5 is the H in Fig. 12The schematic diagram of the annular channel of purification system and the circular arc corresponding to subflow road；
Fig. 6 is the H in Fig. 12The schematic diagram of the seal of purification system.
Icon：1000-H2Purification system；100- rotary valves；110- tumblers；The nonrotational parts of 120-；130- first flows； The first subflows of 131- road；131a- subflows road；131b- subflows road；131c- subflows road；131d- subflows road；131e- subflows road； 131f- subflows road；131g- subflows road；131h- subflows road；131i- subflows road；131j- subflows road；131k- subflows road；131l- Subflow road；The second subflows of 132- road；132a- subflows road；132b- subflows road；132c- subflows road；132d- subflows road；132e- Runner；132f- subflows road；132g- subflows road；132h- subflows road；132i- subflows road；132j- subflows road；132k- subflows road； 132l- subflows road；The subflow roads of 133- the 3rd；The subflow roads of 134- the 4th；The subflow roads of 135- the 5th；The subflow roads of 136- the 6th；137- 7th subflow road；The subflow roads of 138- the 8th；The subflow roads of 139- the 9th；The subflow roads of 1310- the tenth；140- second flow channels；01- annulars Runner；02- annular channels；03- annular channels；04- annular channels；041- annular channels；042- annular channels；043- annular flows Road；044- annular channels；05- annular channels；06- annular channels；07- annular channels；08- annular channels；081- annular channels； 082- annular channels；083- annular channels；084- annular channels；085- annular channels；086- annular channels；087- annular flows Road；088- annular channels；089- annular channels；0810- annular channels；0811- annular channels；0812- annular channels；0813- Annular channel；09- annular channels；010- annular channels；001- interlayer runners；002- interlayer runners；003- interlayer runners；004- Interlayer runner；005- interlayer runners；006- interlayer runners；007- interlayer runners；008- interlayer runners；009- interlayer runners； 0010- interlayer runners；0011- interlayer runners；0012- interlayer runners；0013- interlayer runners；210- adsorption towers；210a- first Interface；210b- second interfaces；211- adsorption towers；211a- first interfaces；211b- second interfaces；212- adsorption towers；212a- One interface；212b- second interfaces；213- adsorption towers；213a- first interfaces；213b- second interfaces；214- adsorption towers；214a- First interface；214b- second interfaces；215- adsorption towers；215a- first interfaces；215b- second interfaces；216- adsorption towers； 216a- first interfaces；216b- second interfaces；217- adsorption towers；217a- first interfaces；217b- second interfaces；218- is adsorbed Tower；218a- first interfaces；218b- second interfaces；219- adsorption towers；219a- first interfaces；219b- second interfaces；2110- inhales Attached tower；2110a- first interfaces；2110b- second interfaces；2111- adsorption towers；2111a- first interfaces；2111b- second interfaces； 220- raw material air pipes；230- product air pipes；240- inverse put air pipes；250- end loading lines；260- rinses gas inlet tube； 270a- first rinses gas outlet；270b- second rinses gas outlet；280- is along blowdown piping；290- connecting tubes；300- is close Sealing.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings The component of example can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiments of the invention below to providing in the accompanying drawings is not intended to limit claimed The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiment in the present invention, this area is common The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model that the present invention is protected Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
Term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively heavy The property wanted.
" substantially ", the term such as " basic " is intended to illustrate that related content is not absolute accurate of requirement, but can have one Fixed deviation.
In the description of the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected Connect；Can be joined directly together, can also be indirectly connected to by intermediary, can be the connection of two element internals.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment
Fig. 1 is refer to, the present embodiment provides a kind of H2Purification system 1000, H2Purification system 1000 include rotary valve 100, Adsorption tower unit (not marked in figure), raw material air pipe 220, product air pipe 230, inverse put air pipe 240, whole loading line 250th, rinse gas inlet tube 260, first and rinse gas outlet 270a, the second flushing gas outlet 270b and along blowdown piping 280.
Raw material air pipe 220, product air pipe 230, inverse put air pipe 240, whole loading line 250, flushing gas inlet tube 260th, first rinse gas outlet 270a, second rinse gas outlet 270b, along blowdown piping 280 and adsorption tower unit with Rotary valve 100 is connected.It should be noted that Fig. 1 illustrate only above-mentioned each pipeline and adsorption tower unit each connect Annexation between mouth and rotary valve 100, Fig. 1 is the schematic diagram of annexation, and the position of connection is not defined.
Rotary valve 100 in rotation process can by raw material air pipe 220, product air pipe 230, inverse put air pipe 240, Whole loading line 250, rinse gas inlet tube 260, first and rinse gas outlet 270a, the second flushing gas outlet 270b and along putting Air pipe 280 is connected with adsorption tower Unit selection, it is possible to will mutually be selected between each adsorption tower in adsorption tower unit Property connection so that adsorption tower unit can smoothly complete whole adsorption process.
H2Purification system 1000 replaces complicated sequencing valve in traditional multi-pipeline technical process by rotary valve 100, Rotary valve 100 is realized while multiple pipelines are switched over the purpose of control.Compared to traditional sequencing valve, life is significantly reduced The consumptive material of equipment is produced, equipment investment cost is reduced, while making the control to valve and pipeline switching more facilitate, reduces valve The fault rate of door, reduces maintenance cost.
Fig. 2, Fig. 3 and Fig. 4 are referred to, rotary valve 100 includes tumbler 110 and nonrotational part 120, and tumbler 110 can turn Nonrotational part 120 is placed in dynamicly.In the present embodiment, tumbler 110 is cylindric in substantially, and nonrotational part 120 is in substantially Cylindrical shape, nonrotational part 120 is sheathed on tumbler 110, and nonrotational part 120 is coaxially disposed with tumbler 110, nonrotational part The lateral wall of 120 madial wall and tumbler 110 offsets.It should be noted that in other embodiments of the invention, tumbler 110 can also be in cylindrical shape substantially.
Further, nonrotational part 120 has first flow 130, and first flow 130 includes the first subflow road 131, second Subflow road 132, the 3rd subflow road 133, the 4th subflow road 134, the 5th subflow road 135, the 6th subflow road 136, the 7th subflow road 137th, the 8th subflow road 138, the 9th subflow road 139 and the tenth subflow road 1310.First flow 130 runs through nonrotational part 120 Side wall.Tumbler 110 has second flow channel 140.First flow 130 is used for adsorption tower unit and each pipeline connection, By the control to first flow 130 and the connected relation of second flow channel 140, the adsorbed state to adsorption tower unit is realized indirectly Control.
Further, adsorption tower unit includes adsorption tower 210, adsorption tower 211, adsorption tower 212, adsorption tower 213, adsorption tower 214th, adsorption tower 215, adsorption tower 216, adsorption tower 217, adsorption tower 218, adsorption tower 219, adsorption tower 2110 and adsorption tower 2111. Wherein, adsorption tower 210 has the first interface 210a and second interface 210b connected with its adsorbent chamber；Adsorption tower 211 have with The first interface 211a and second interface 211b of its adsorbent chamber connection；Adsorption tower 212 has connected with its adsorbent chamber first to connect Mouth 212a and second interface 212b；Adsorption tower 213 has the first interface 213a and second interface 213b connected with its adsorbent chamber； Adsorption tower 214 has the first interface 214a and second interface 214b connected with its adsorbent chamber；Adsorption tower 215 has to be adsorbed with it The first interface 215a and second interface 215b of chamber connection；Adsorption tower 216 has the first interface 216a connected with its adsorbent chamber With second interface 216b；Adsorption tower 217 has the first interface 217a and second interface 217b connected with its adsorbent chamber；Adsorption tower 218 have the first interface 218a and second interface 218b connected with its adsorbent chamber；Adsorption tower 219 has to be connected with its adsorbent chamber First interface 219a and second interface 219b；Adsorption tower 2110 has the first interface 2110a that is connected with its adsorbent chamber and the Two interface 2110b；Adsorption tower 2111 has the first interface 2111a and second interface 2111b connected with its adsorbent chamber.Unstripped gas Pipeline 220, product air pipe 230, inverse put air pipe 240, whole loading line 250, flushing gas inlet tube 260, first rinse gas Outlet 270a, the second flushing gas outlet 270b, suitable blowdown piping 280 and whole first interfaces and whole second interfaces are equal It is connected to the lateral wall of nonrotational part 120.
It should be noted that the adsorbent for adsorbing the foreign gas in unstripped gas is filled with each adsorption tower, It is purified hydrogen the selective absorption of foreign gas using adsorbent.
In the present embodiment, specifically, the first subflow road 131 and the second subflow road 132 are 12,12 the first subflows Road 131 and 12 the second subflow roads 132 are set along the circumferential uniform intervals of nonrotational part 120.
12 the first subflow roads 131 connect one to one and connected with 12 first interfaces of adsorption tower unit；12 Two subflow roads 132 connect one to one and connected with 12 second interfaces of adsorption tower unit；Of raw material air pipe 220 and the 3rd Runner 133 is connected and connected；Product air pipe 230 is connected and connected with the 4th subflow road 134；Inverse put air pipe 240 and the 5th Subflow road 135 is connected and connected；Whole loading line 250 is connected and connected with the 8th subflow road 138；Rinse gas inlet tube 260 with 6th subflow road 136 is connected and connected；First flushing gas outlet 270a is connected and connected with the 7th subflow road 137；Second punching Gas washing outlet 270b is connected and connected with the 9th subflow road 139；It is connected and connects with the tenth subflow road 1310 along blowdown piping 280 It is logical.
By rotating tumbler 110, the relatively nonrotational part 120 of tumbler 110 can be made to rotate, so that second Road 140 rotates with respect to first flow 130, so that change the connected relation between second flow channel 140 and first flow 130, And then change whole H2The pipeline connection relation of purification system 1000, reaches the mesh switched between different absorption phases 's.
Refer to Fig. 3 and Fig. 4.Fig. 3 is that the axial direction of the side wall and first flow 130 of nonrotational part 120 along rotary valve 100 is entered Row is cut and the floor map after deploying, and is simultaneously the madial wall of nonrotational part 120 towards we this.Fig. 4 is tumbler Axial direction of 110 second flow channel 140 along rotary valve 100 is cut and the floor map after being deployed, towards our this Face is the inner side of tumbler 110.
It should be noted that in figs. 3 and 4, being carried out to the plane outspread drawing of nonrotational part 120 and tumbler 110 Subregion.Along the circumference of rotary valve 100, the plane outspread drawing of nonrotational part 120 and tumbler 110 24 have been divided into Continuous zonule, numbering is 1~24 respectively, wherein, before expansion, what 1 and 24 two region was connected to, table for convenience Show, be to deploy nonrotational part 120 and tumbler 110 along 1 and 24 border in figure.Along the axial direction of rotary valve 100, tumbler 110 have the multiple parallel and elementary layer that is coaxially disposed, the rotational axis line of the axial lines of multiple elementary layers with tumbler 110 Overlap and set, these elementary layers represent 10 layer-shaped areas respectively, numbering is A~J respectively.Region corresponding to these elementary layers A~J is mutually arranged at intervals.
In an embodiment of the present invention, first flow 130 and the width of second flow channel 140 refer to the axle along rotary valve 100 To width, the length of first flow 130 and second flow channel 140 refers to the circumferential length along rotary valve 100.Above-mentioned numbering 1 lattice, 10 zonules that numbering is A~J are represented as 1~24 circumferential length of each zonule along rotary valve 100 It is equal along the axial width of rotary valve 100.
Specifically, second flow channel 140 includes annular channel unit (not marked in figure) and interlayer flow passage unit (is not marked in figure Go out).Annular channel unit includes multiple annular channels, and multiple annular channels are by the lateral wall of tumbler 110 towards away from non-turn The side depression of moving part 120, multiple annular channels are along the circumferentially disposed of tumbler 110, and multiple annular channels are in substantially Ring-type or annular shape are fanned, the center of circle of the circumference corresponding to multiple annular channels is located at the rotational axis line of tumbler 110, rotates and turns Moving part 110 is so that multiple annular channels are connected with the selectivity of first flow 130.Annular channel is located at the region corresponding to elementary layer A~J.Interlayer flow passage unit includes multiple interlayer runners, and interlayer runner is used to connect two annular channels.
Annular channel be used for first flow 130 carry out it is selective connect, can make annular flow by rotating tumbler 110 Road is rotated, so as to change the connected relation of annular channel and first flow 130.And interlayer runner is to be used to connect two annular flows Road, acted on using the indirect communication of interlayer runner, two sub- runner indirect communications of first flow 130 can be made, so that It is interconnected between each adsorption tower and each pipeline, and each adsorption tower can be changed by rotating tumbler 110 And the connected relation between each pipeline, so as to reach control H2The purpose of the adsorbed state of purification system 1000.
It should be noted that because the lateral wall of the madial wall and tumbler 110 of nonrotational part 120 offsets, so non-turn Moving part 120 has sealing function to annular channel, makes the gas for entering annular channel will not be from nonrotational part 120 and tumbler Escaped between 110, it is ensured that gas in annular channel can smoothly, be exactly into default path.And the present invention's In other embodiment, interlayer runner can also be for the annular channel of three or more to be connected, and two annulars Also not necessarily simply connected between runner by an interlayer runner, can also be by two or more between two annular channels Individual interlayer runner is connected.
Further, in the present embodiment, annular channel unit includes annular channel 01, annular channel 02, annular channel 03rd, annular channel 04, annular channel 05, annular channel 06, annular channel 07, annular channel 08, annular channel 09 and annular flow Road 010.
More specifically, the corresponding J1~J24 of annular channel 01 whole annular section, annular channel 01 is annular shape.Annular Corresponding I1~the I24 of runner 02 whole annular section, annular channel 02 is also annular shape.Corresponding H1~the H24's of annular channel 03 Whole annular section, annular channel 03 is also annular shape.
Annular channel 04 includes annular channel 041, annular channel 042, annular channel 043 and annular channel 044.Annular flow Road 041 is the continuous fan ring-type in correspondence G20~G1 regions, wherein, length of the annular channel 041 in G20 regions is whole G20 areas The half of length of field, the i.e. length of annular channel 041 are 5.5 lattice.Similar, if not providing certain illustrated, mean that and occupy Whole corresponding region.Annular channel 042 is the continuous fan ring-type in correspondence G7~G10 regions, wherein, annular channel 042 is in G7 areas The length in domain is that the half of whole G7 zone lengths, the i.e. length of annular channel 042 are 3.5 lattice.Annular channel 043 is correspondence The continuous fan ring-type in G11~G12 regions, wherein, length of the annular channel 043 in G11 regions is the one of whole G11 zone lengths Half, the i.e. length of annular channel 043 are 1.5 lattice.Annular channel 044 is the continuous fan ring-type in correspondence G13~G14 regions, wherein, Length of the annular channel 044 in G13 regions is that the half of whole G13 zone lengths, the i.e. length of annular channel 044 are 1.5 lattice.
Corresponding F1~the F24 of annular channel 05 whole annular section, annular channel 05 is also annular shape.06 pair of annular channel E1~E24 whole annular section is answered, annular channel 06 is also annular shape.Corresponding D1~the D24 of annular channel 07 whole ring-type Region, annular channel 07 is also annular shape.
Annular channel 08 includes annular channel 081, annular channel 082, annular channel 083, annular channel 084, annular flow Road 085, annular channel 086, annular channel 087, annular channel 088, annular channel 089, annular channel 0810, annular channel 0811st, annular channel 0812 and annular channel 0813.
Annular channel 081 is the continuous fan ring-type in correspondence C20~C1 regions, wherein, annular channel 081 is in C20 regions Length is that the half of whole C20 zone lengths, the i.e. length of annular channel 081 are 5.5 lattice.
Annular channel 082 is the continuous fan ring-type in correspondence C2 regions, wherein, length of the annular channel 082 in C2 regions is The half of whole C2 zone lengths, the i.e. length of annular channel 082 are 0.5 lattice, and annular channel 082 and annular channel 081 it Between distance be 0.5 lattice.
Annular channel 083 is the continuous fan ring-type in correspondence C3 regions, wherein, length of the annular channel 083 in C3 regions is The half of whole C3 zone lengths, the i.e. length of annular channel 083 are 0.5 lattice, and annular channel 082 and annular channel 083 it Between distance be 0.5 lattice.
Annular channel 084 is the continuous fan ring-type in correspondence C4 regions, wherein, length of the annular channel 084 in C4 regions is The half of whole C4 zone lengths, the i.e. length of annular channel 084 are 0.5 lattice, and annular channel 084 and annular channel 083 it Between distance be 0.5 lattice.
Annular channel 085 is the continuous fan ring-type in correspondence C5 regions, wherein, length of the annular channel 085 in C5 regions is The half of whole C5 zone lengths, the i.e. length of annular channel 085 are 0.5 lattice, and annular channel 085 and annular channel 084 it Between distance be 0.5 lattice.
Annular channel 086 is the continuous fan ring-type in correspondence C6 regions, wherein, length of the annular channel 086 in C6 regions is The half of whole C6 zone lengths, the i.e. length of annular channel 086 are 0.5 lattice, and annular channel 086 and annular channel 085 it Between distance be 0.5 lattice.
Annular channel 087 is the continuous fan ring-type in correspondence C7~C10 regions, wherein, length of the annular channel 087 in C7 regions It is 3.5 lattice to spend for the half of whole C7 zone lengths, the i.e. length of annular channel 087, and annular channel 087 and annular channel The distance between 086 is 0.5 lattice.
Annular channel 088 is the continuous fan ring-type in correspondence C11~C12 regions, wherein, annular channel 088 is in C11 regions Length is that the half of whole C11 zone lengths, the i.e. length of annular channel 088 are 1.5 lattice, and annular channel 088 and annular flow The distance between road 087 is 0.5 lattice.
Annular channel 089 is the continuous fan ring-type in correspondence C15 regions, wherein, length of the annular channel 089 in C15 regions It is 0.5 lattice for the half of whole C15 zone lengths, the i.e. length of annular channel 089, and annular channel 089 and annular channel 088 The distance between be 2.5 lattice.
Annular channel 0810 is the continuous fan ring-type in correspondence C16 regions, wherein, length of the annular channel 0810 in C16 regions It is 0.5 lattice to spend for the half of whole C16 zone lengths, the i.e. length of annular channel 0810, and annular channel 089 and annular channel The distance between 0810 is 0.5 lattice.
Annular channel 0811 is the continuous fan ring-type in correspondence C17 regions, wherein, length of the annular channel 0811 in C17 regions It is 0.5 lattice to spend for the half of whole C17 zone lengths, the i.e. length of annular channel 0811, and annular channel 0811 and annular flow The distance between road 0810 is 0.5 lattice.
Annular channel 0812 is the continuous fan ring-type in correspondence C18 regions, wherein, length of the annular channel 0812 in C18 regions It is 0.5 lattice to spend for the half of whole C18 zone lengths, the i.e. length of annular channel 0812, and annular channel 0812 and annular flow The distance between road 0811 is 0.5 lattice.
Annular channel 0813 is the continuous fan ring-type in correspondence C19 regions, wherein, length of the annular channel 0813 in C19 regions It is 0.5 lattice to spend for the half of whole C19 zone lengths, the i.e. length of annular channel 0813, and annular channel 0812 and annular flow The distance between road 0813 is 0.5 lattice.
Corresponding B1~the B24 of annular channel 09 whole annular section, annular channel 09 is annular shape.010 pair of annular channel A1~A24 whole annular section is answered, annular channel 010 is annular shape.
Interlayer flow passage unit includes interlayer runner 001, interlayer runner 002, interlayer runner 003, interlayer runner 004, interlayer Runner 005, interlayer runner 006, interlayer runner 007, interlayer runner 008, interlayer runner 009, interlayer runner 0010, interlayer runner 0011st, interlayer runner 0012 and interlayer runner 0013.
Wherein, interlayer runner 001 connects annular channel 01 with annular channel 041；Interlayer runner 002 is by annular channel 02 Connected with annular channel 044；Interlayer runner 003 connects annular channel 03 with annular channel 043；Interlayer runner 004 is by annular Runner 05 is connected with annular channel 042；Interlayer runner 005 connects annular channel 06 with annular channel 088；Interlayer runner 006 Annular channel 06 is connected with annular channel 087；Interlayer runner 007 connects annular channel 07 with annular channel 089；Interflow Road 008 connects annular channel 084 with annular channel 0812；Interlayer runner 009 connects annular channel 085 and annular channel 0811 It is logical；Interlayer runner 0010 connects annular channel 086 with annular channel 0810；Interlayer runner 0011 is by annular channel 03 and annular Runner 0813 is connected；Interlayer runner 0012 connects annular channel 082 with annular channel 09；Interlayer runner 0013 is by annular channel 081 connects with annular channel 010.
It should be noted that in the present embodiment, each interlayer runner is the connecting pipe located at tumbler 110, often Individual interlayer runner is used to connect specific two annular channels, and other annular channels or other interlayer runners will not be caused to do Disturb.Preferably, each interlayer runner can so reduce the resistance suffered by air-flow in arc substantially, improve gas stream Stability during dynamic.In other embodiments of the invention, the shape of each interlayer runner be not particularly limited and Regulation, can connect specific two annular channels.In other embodiments of the present invention, each interlayer runner is also Can be recessed the connectivity slot that is formed, but not limited to this towards the side away from nonrotational part 120 by the side wall of tumbler 110.
Further, in the present embodiment, first flow 130 is to extend radially through nonrotational part 120 along nonrotational part 120 Through hole.In the present embodiment, between each first subflow road 131 at intervals of 1.5 lattice, between each second subflow road 132 Interval be also 1.5 lattice, and the length in each first subflow road 131 and each second subflow road 132 is 0.5 lattice.12 First subflow road 131 is respectively subflow road 131a, subflow road 131b, subflow road 131c, subflow road 131d, subflow road 131e, son Runner 131f, subflow road 131g, subflow road 131h, subflow road 131i, subflow road 131j, subflow road 131k and subflow road 131l. 12 the second subflow roads 132 are respectively subflow road 132a, subflow road 132b, subflow road 132c, subflow road 132d, subflow road 132e, subflow road 132f, subflow road 132g, subflow road 132h, subflow road 132i, subflow road 132j, subflow road 132k and subflow Road 132l.And the 3rd subflow road 133, the 4th subflow road 134, the 5th subflow road 135, the 6th subflow road 136, the 7th subflow road 137th, the number in the 8th subflow road 138, the 9th subflow road 139 and the tenth subflow road 1310 is one and length is 0.5 lattice. Along the axial direction of rotary valve 100, subflow road 131a, subflow road 132a, the 3rd subflow road 133, the 4th subflow road 134, the 5th subflow Road 135, the 6th subflow road 136, the 7th subflow road 137, the 8th subflow road 138, the 9th subflow road 139 and the tenth subflow road 1310 Arranged in substantial linear.
It should be noted that in other embodiments of the invention, first flow 130 can also be other shapes, to The shape of one runner 130 is not restricted, as long as first flow 130 can connect specific annular channel i.e. with exterior line Can.
Specifically, in the present embodiment, subflow road 131a is located at the one of G2 regions and the close G1 regions positioned at G2 regions End, the first subflow road 131 is used to connect with annular channel 04.Subflow road 132a is located at C2 regions and positioned at the close C1 in C2 regions The one end in region, the second subflow road 132 is used to connect with annular channel 08.3rd subflow road 133 is located at J2 regions and positioned at J2 The one end in the close J1 regions in region, the 3rd subflow road 133 is used to connect with annular channel 01.4th subflow road 134 is located at A2 Region and the one end in close A1 regions positioned at A2 regions, the 4th subflow road 134 with annular channel 010 for connecting.5th son Runner 135 is located at the one end in I2 regions and the close I1 regions positioned at I2 regions, and the 5th subflow road 135 is used for and annular channel 02 Connection.6th subflow road 136 is located at the one end in E2 regions and the close E1 regions positioned at E2 regions, and the 6th subflow road 136 is used for Connected with annular channel 06.7th subflow road 137 is located at the one end in H2 regions and the close H1 regions positioned at H2 regions, the 7th son Runner 137 is used to connect with annular channel 03.8th subflow road 138 is located at B2 regions and is located at the close B1 regions in B2 regions One end, the 8th subflow road 138 is used to connect with annular channel 09.9th subflow road 139 is located at F2 regions and positioned at F2 regions One end close to F1 regions, the 9th subflow road 139 is used to connect with annular channel 05.Tenth subflow road 1310 be located at D2 regions and One end positioned at the close D1 regions in D2 regions, the tenth subflow road 1310 is used to connect with annular channel 07.
It should be noted that being to be indirectly connected between 12 first interfaces and 12 second interfaces and nonrotational part 120.Even 12 first interfaces and 12 second interfaces are connected to nonrotational part 120 by adapter 290.I.e.：Connecting tube 290 is by first interface 210a, first interface 211a, first interface 212a, first interface 213a, first interface 214a, first interface 215a, first connect Mouth 216a, first interface 217a, first interface 218a, first interface 219a, first interface 2110a and first interface 2111a are same Subflow road 131a, subflow road 131b, subflow road 131c, subflow road 131d, subflow road 131e, subflow road 131f, subflow road 131g, Subflow road 131h, subflow road 131i, subflow road 131j, subflow road 131k and subflow road 131l connect one to one, i.e., first connects Mouth 210a is connected with subflow road 131a by connecting tube 290, and first interface 211a is connected with subflow road 131b by connecting tube 290, with This analogizes, and here is omitted.Connecting tube 290 connects second interface 210b, second interface 211b, second interface 212b, second Mouth 213b, second interface 214b, second interface 215b, second interface 216b, second interface 217b, second interface 218b, second Interface 219b, second interface 2110b and second interface 2111b are with subflow road 132a, subflow road 132b, subflow road 132c, subflow Road 132d, subflow road 132e, subflow road 132f, subflow road 132g, subflow road 132h, subflow road 132i, subflow road 132j, subflow Road 132k and subflow road 132l connect one to one.I.e. second interface 210b is connected with subflow road 132a by connecting tube 290, and second Interface 211b is connected with subflow road 132b by connecting tube 290, by that analogy, and here is omitted.
With reference to H2The specific adsorption process of purification system 1000 is to rotary valve 100 and H2Purification system 1000 is carried out Describe in detail.
H2The operating time-scale of purification system 1000 is as shown in table 1, wherein：A represents absorption；E1D represents one down；E2D Represent two down；E3D represents that three drop；E4D represents that four drop；PP represents suitable and put；D represents inverse put；P1 represents to rinse for the first time； P2 represents second of flushing；E4R represents that four rise；E3R represents that three rise；E2R represents that two rise；E1R represents that one rises；FR tables Show final boosting.Each sequential represents the period of same length.
Table 1H2Purification system 1000 operates time-scale
Fig. 3 and Fig. 4 are referred to, by taking adsorption tower 210 as an example, as shown in table 1, works as H2Purification system 1000 will enter sequential When 1, now, the zonule 1 of tumbler 110 is overlapped with the zonule 1 of the nonrotational part 120 in Fig. 3 in Fig. 4, tumbler 110 Zonule 24 and the zonule 24 of nonrotational part 120 also overlap.Now annular channel 041 will connect with subflow road 131a Lead to, and annular channel 081 will be connected with subflow road 132a, adsorption tower 210 will enter absorption phase.It should be noted that. In H2In the whole sequential of purification system 1000, the rotation direction of tumbler 110 is the circumferential direction K along rotary valve 100, and Nonrotational part 120 is remained stationary as, i.e., tumbler 110 is rotated relative to nonrotational part 120.
Work as H2Purification system 1000 enters sequential 1, and annular channel 041 is connected with subflow road 131a, and annular channel 081 Connected with subflow road 132a, adsorption tower 210 enters absorption phase.
Unstripped gas enters annular channel 01 by raw material air pipe 220 through the 3rd subflow road 133, then is entered by interlayer runner 001 Enter annular channel 041 and enter adsorption tower 210, after being adsorbed, product gas H through subflow road 131a and first interface 210a2By Second interface 210b is successively through subflow road 132a, annular channel 081, interlayer runner 0013, annular channel 010, the 4th subflow road Discharged after 134 into product gas pipeline 230.Foreign gas in absorption phase, unstripped gas, which is substantially all, to be adsorbed by adsorbent, There was only minimal amount of foreign gas in product gas, not there is foreign gas even.
Due to annular channel 081 and subflow road 132a length and be 6 lattice, and annular channel 041 and subflow road 131a Length and be also 6 lattice, therefore the whole absorption phase of adsorption tower 210 can continue the time corresponding to 6 lattice length, i.e. adsorption tower 210 Absorption phase to account for the ratio of whole cycle be the lattice of 6 lattice/24, equal to a quarter, this absorption with adsorption tower in time-scale 210 The ratio 6/24 that stage accounts for whole timing cycles is consistent.The whole absorption phase of adsorption tower 210 continues whole sequential 1 to sequential 6.
It should be noted that annular channel 041 and subflow road 131a length and the ratio for accounting for whole 24 lattice are the first ratio Example, annular channel 081 and subflow road 132a length and the ratio for accounting for whole 24 lattice are also the first ratio, and absorption phase is accounted for entirely The ratio of timing cycles is the second ratio.In theory, the first ratio should be equal with the second ratio.It should be noted that such as Fig. 5 Shown, the length of annular channel 041 refers to the arc length L3 corresponding to circumference of the annular channel 041 along rotary valve 100, subflow road 131a length refers to the arc length L2 corresponding to circumferences of the subflow road 131a aperture L1 along rotary valve 100, special instruction, subflow Road 131a length does not imply that subflow road 131a aperture L1, and refers to subflow road 131a aperture L1 along rotary valve 100 Arc length L2 corresponding to circumference.L2 and L3 length and account for the ratio of girth of tumbler 110 and accounted for entirely equal to respective stage The ratio of timing cycles.Above-mentioned ratio can also account for the ratio of angle of circumference with the number of degrees sum of the central angle corresponding to L2 and L3 To represent, i.e. the ratio that the number of degrees sum of L2 and the central angle corresponding to L3 accounts for angle of circumference accounts for whole sequential week equal to respective stage The ratio of phase.In the present embodiment, for simplicity, represented using length ratio.But in actual production process, above-mentioned two Ratio is extremely difficult to completely the same, typically can all have certain error, as long as not influenceing H2The normal work(of purification system 1000 Can, certain error is acceptable.Therefore, the first ratio and the second ratio are of substantially equal also possible.Whole rings Shape runner and subflow road meet the requirement.
Please continue to refer to Fig. 3 and Fig. 4, when the absorption phase of adsorption tower 210 has just terminated and will enter one down, i.e., When adsorption tower 210 will enter sequential 7, the zonule 1 of tumbler 110 is overlapped with the zonule 7 of nonrotational part 120.Now, it is sub Runner 132a just disconnects with annular channel 081, and will be connected with annular channel 0813；Subflow road 131a just with annular flow Road 041 disconnects.When adsorption tower 210 enters sequential 7, annular channel 0813 is connected with subflow road 132a, and now annular channel 083 connects with subflow road 132e, and interlayer runner 0011 connects annular channel 083 with annular channel 0813, adsorption tower 210 with Adsorption tower 214 is connected, and adsorption tower 210 is in the one down stage, and adsorption tower 214 rises the stage in one.And at subflow road 131a In off-state.
In this stage, due to subflow road 132a and annular channel 0813 length and be 1 lattice, and subflow road 132e and ring The length of shape runner 083 and be also 1 lattice, therefore the one of the one down stage of adsorption tower 210 and adsorption tower 214 rises continuing for stage Time is 20 a quarters of whole timing cycles.The one down stage of adsorption tower 210 and the one of adsorption tower 214 rise rank The whole sequential 7 of Duan Chixu.
When the one down stage of adsorption tower 210 has just terminated and will enter two down, i.e., adsorption tower 210 will enter During sequential 8, the zonule 1 of tumbler 110 is overlapped with the zonule 8 of nonrotational part 120.Now, subflow road 132a just with ring Shape runner 0813 disconnects, and will be connected with annular channel 0812.When adsorption tower 210 enter sequential 8, annular channel 0812 i.e. with Subflow road 132a is connected, and now annular channel 084 is connected with subflow road 132f, and interlayer runner 008 is by annular channel 0812 Connected with annular channel 084, adsorption tower 210 is connected with adsorption tower 215, adsorption tower 210 is in two down stage, adsorption tower 215 The stage is risen in two.And subflow road 131a is off.
In this stage, due to subflow road 132a and annular channel 0812 length and be 1 lattice, and subflow road 132f and ring The length of shape runner 084 and be also 1 lattice, therefore the two of the two down stage of adsorption tower 210 and adsorption tower 215 rise continuing for stage Time is 20 a quarters of whole timing cycles.The two down stage of adsorption tower 210 and the two of adsorption tower 215 rise rank The whole sequential 8 of Duan Chixu.
When the two down stage of adsorption tower 210 has just terminated and will be dropped into three, i.e., adsorption tower 210 will enter During sequential 9, the zonule 1 of tumbler 110 is overlapped with the zonule 9 of nonrotational part 120.Now, subflow road 132a just with ring Shape runner 0812 disconnects, and will be connected with annular channel 0811.When adsorption tower 210 enter sequential 9, annular channel 0811 i.e. with Subflow road 132a is connected, and now annular channel 085 is connected with subflow road 132g, and interlayer runner 009 is by annular channel 0811 Connected with annular channel 085, adsorption tower 210 is connected with adsorption tower 216, adsorption tower 210 is in three equal depression of order sections, adsorption tower 216 The stage is risen in three.And subflow road 131a is off.
In this stage, due to subflow road 132a and annular channel 0811 length and be 1 lattice, and subflow road 132g and ring The length of shape runner 085 and be also 1 lattice, therefore the three of the three of adsorption tower 210 equal depression of orders sections and adsorption tower 216 rise continuing for stage Time is 20 a quarters of whole timing cycles.Three equal depression of order sections of adsorption tower 210 and the three of adsorption tower 216 rise rank The whole sequential 9 of Duan Chixu.
When three equal depression of order sections of adsorption tower 210 have just terminated and will be dropped into four, i.e., adsorption tower 210 will enter During sequential 10, the zonule 1 of tumbler 110 is overlapped with the zonule 10 of nonrotational part 120.Now, subflow road 132a just with Annular channel 0811 disconnects, and will be connected with annular channel 0810.When adsorption tower 210 enters sequential 10, annular channel 0810 Connected with subflow road 132a, and now annular channel 086 is connected with subflow road 132h, and interlayer runner 0010 is by annular channel 0810 is connected with annular channel 086, and adsorption tower 210 is connected with adsorption tower 217, and adsorption tower 210 is in four equal depression of order sections, adsorption tower 217 rise the stage in four.And subflow road 131a is off.
In this stage, due to subflow road 132a and annular channel 0810 length and be 1 lattice, and subflow road 132h and ring The length of shape runner 086 and be also 1 lattice, therefore the four of the four of adsorption tower 210 equal depression of orders sections and adsorption tower 217 rise continuing for stage Time is 20 a quarters of whole timing cycles.Four equal depression of order sections of adsorption tower 210 and the four of adsorption tower 217 rise rank The whole sequential 10 of Duan Chixu.
When four equal depression of order sections of adsorption tower 210 have just terminated and will enter along putting, i.e., adsorption tower 210 will enter fashionable During sequence 11, the zonule 1 of tumbler 110 is overlapped with the zonule 11 of nonrotational part 120.Now, subflow road 132a just with ring Shape runner 0810 disconnects, and will be connected with annular channel 089.When adsorption tower 210 enter sequential 11, annular channel 089 i.e. with Subflow road 132a is connected, and adsorption tower 210 puts the stage in suitable.And subflow road 131a is off.Connect along deflating by second Mouthful 210b successively behind subflow road 132a, annular channel 089, interlayer runner 007, annular channel 07, the tenth subflow road 1310 by Discharged along blowdown piping 280.
In this stage, due to subflow road 132a and annular channel 089 length and be 1 lattice, therefore adsorption tower 210 along putting The duration in stage is 20 a quarters of whole timing cycles.The suitable stage of putting of adsorption tower 210 continues whole sequential 11。
When adsorption tower 210 has just terminated along the stage that puts and will enter the inverse put stage, i.e., adsorption tower 210 will enter During sequential 12, the zonule 1 of tumbler 110 is overlapped with the zonule 12 of nonrotational part 120.Now, subflow road 132a just with Annular channel 089 disconnects；And subflow road 131a will be connected with annular channel 044.When adsorption tower 210 enters sequential 12, subflow Road 131a is connected with annular channel 044, and subflow road 132a is off, and adsorption tower 210 is in the inverse put stage.Reverse gas by First interface 210a is successively through subflow road 131a, annular channel 044, interlayer runner 002, annular channel 02, the 5th subflow road 135 Discharged afterwards by inverse put air pipe 240.
In this stage, due to subflow road 131a and annular channel 044 length and be 2 lattice, therefore the inverse put of adsorption tower 210 The duration in stage is 2nd/24th of whole timing cycles.The inverse put stage of adsorption tower 210 continues whole sequential 12 With sequential 13.
When the inverse put stage of adsorption tower 210 has just terminated and will enter first time rinse stage, i.e., adsorption tower 210 is When will enter sequential 14, the zonule 1 of tumbler 110 is overlapped with the zonule 14 of nonrotational part 120.Now, subflow road 131a Just disconnect, and will be connected with annular channel 043 with annular channel 044；Subflow road 132a will also connect with annular channel 088 It is logical.When adsorption tower 210 enters sequential 14, subflow road 131a is connected with annular channel 043, and subflow road 132a is and annular channel 088 connection, adsorption tower 210 is in first time rinse stage.Gas is rinsed by flushing gas inlet tube 260 successively through the 6th subflow road 136th, adsorption tower is entered after annular channel 06, interlayer runner 005, annular channel 088, subflow road 132a and second interface 210b The adsorbent of 210 pairs of adsorption towers 210 is rinsed, the flushing gas after flushing by first interface 210a successively through subflow road 131a, Gas outlet 270a is rinsed behind annular channel 043, interlayer runner 003, annular channel 03, the 7th subflow road 137 by first to discharge.
In this stage, due to subflow road 131a and annular channel 043 length and be 2 lattice, subflow road 132a and annular The length of runner 088 and be also 2 lattice, therefore the duration of the first time rinse stage of adsorption tower 210 is whole timing cycles 2/24ths.The first time rinse stage of adsorption tower 210 continues whole sequential 14 to sequential 15.
When the first time rinse stage of adsorption tower 210 has just terminated and will enter second of rinse stage, that is, adsorb When tower 210 will enter sequential 16, the zonule 1 of tumbler 110 is overlapped with the zonule 16 of nonrotational part 120.Now, subflow Road 131a just disconnects with annular channel 043, and will be connected with annular channel 042；Subflow road 132a also just with annular flow Road 088 disconnects, and will be connected with annular channel 087.When adsorption tower 210 enters sequential 16, subflow road 131a and annular channel 042 connection, subflow road 132a is connected with annular channel 087, and adsorption tower 210 is in second of rinse stage.Gas is rinsed by rushing Gas washing inlet tube 260 is successively through the 6th subflow road 136, annular channel 06, interlayer runner 006, annular channel 087, subflow road The adsorbent of adsorption tower 210 is rinsed into adsorption tower 210 after 132a and second interface 210b, the flushing gas after flushing by First interface 210a is successively through subflow road 131a, annular channel 042, interlayer runner 004, annular channel 05, the 9th subflow road 139 Gas outlet 270b is rinsed by second afterwards to discharge.
In this stage, due to subflow road 131a and annular channel 042 length and be 4 lattice, subflow road 132a and annular The length of runner 087 and be also 4 lattice, therefore the duration of second of rinse stage of adsorption tower 210 is whole timing cycles 4/24ths.Second of rinse stage of adsorption tower 210 continues whole sequential 16 to sequential 19.
When second of rinse stage of adsorption tower 210 has just terminated and will enter four and rises the stage, i.e. adsorption tower 210 When will enter sequential 20, the zonule 1 of tumbler 110 is overlapped with the zonule 20 of nonrotational part 120.Now, subflow road 131a just disconnects with annular channel 042；Subflow road 132a just disconnects with annular channel 087, and will be with annular channel 086 Connection.When adsorption tower 210 enter sequential 20, annular channel 086 i.e. connect with subflow road 132a, and now annular channel 0810 and Subflow road 132f is connected, and interlayer runner 0010 connects annular channel 086 with annular channel 0810, adsorption tower 210 and absorption Tower 215 is connected, and adsorption tower 210 rises the stage in four, and adsorption tower 215 is in four equal depression of order sections.And subflow road 131a is in and broken Open state.
In this stage, due to subflow road 132a and annular channel 086 length and be 1 lattice, and subflow road 132f and ring The length of shape runner 0810 and be also 1 lattice, therefore the four of adsorption tower 210 rise holding for four equal depression of orders section of stage and adsorption tower 215 The continuous time is 20 a quarters of whole timing cycles.The four of adsorption tower 210 rise the stage and the four of adsorption tower 215 and dropped Stage continues whole sequential 20.
When adsorption tower 210 four rise the stage just terminated and will enter three liter the stage when, i.e., adsorption tower 210 will During into sequential 21, the zonule 1 of tumbler 110 is overlapped with the zonule 21 of nonrotational part 120.Now, subflow road 132a is firm Just disconnect, and will be connected with annular channel 085 with annular channel 086.When adsorption tower 210 enters sequential 21, annular channel 085 Connected with subflow road 132a, and now annular channel 0811 is connected with subflow road 132g, and interlayer runner 009 is by annular channel 085 is connected with annular channel 0811, and adsorption tower 210 is connected with adsorption tower 216, and adsorption tower 210 rises the stage in three, adsorption tower 216 in three equal depression of order sections.And subflow road 131a is off.
In this stage, due to subflow road 132a and annular channel 085 length and be 1 lattice, and subflow road 132g and ring The length of shape runner 0811 and be also 1 lattice, therefore the three of adsorption tower 210 rise holding for three equal depression of orders section of stage and adsorption tower 216 The continuous time is 20 a quarters of whole timing cycles.The three of adsorption tower 210 rise the stage and the three of adsorption tower 216 and dropped Stage continues whole sequential 21.
When adsorption tower 210 three rise the stage just terminated and will enter two liter the stage when, i.e., adsorption tower 210 will During into sequential 22, the zonule 1 of tumbler 110 is overlapped with the zonule 22 of nonrotational part 120.Now, subflow road 132a is firm Just disconnect, and will be connected with annular channel 084 with annular channel 085.When adsorption tower 210 enters sequential 22, annular channel 084 Connected with subflow road 132a, and now annular channel 0812 is connected with subflow road 132h, and interlayer runner 008 is by annular channel 084 is connected with annular channel 0812, and adsorption tower 210 is connected with adsorption tower 217, and adsorption tower 210 rises the stage in two, adsorption tower 217 are in the two down stage.And subflow road 131a is off.
In this stage, due to subflow road 132a and annular channel 084 length and be 1 lattice, and subflow road 132h and ring The length of shape runner 0812 and be also 1 lattice, therefore the two of adsorption tower 210 rise holding for stage and the two down stage of adsorption tower 217 The continuous time is 20 a quarters of whole timing cycles.The two of adsorption tower 210 rise the two down of stage and adsorption tower 217 Stage continues whole sequential 22.
When adsorption tower 210 two rise the stage just terminated and will enter one liter the stage when, i.e., adsorption tower 210 will During into sequential 23, the zonule 1 of tumbler 110 is overlapped with the zonule 23 of nonrotational part 120.Now, subflow road 132a is firm Just disconnect, and will be connected with annular channel 083 with annular channel 084.When adsorption tower 210 enters sequential 23, annular channel 083 Connected with subflow road 132a, and now annular channel 0813 is connected with subflow road 132i, and interlayer runner 0011 is by annular flow Road 083 is connected with annular channel 0813, and adsorption tower 210 is connected with adsorption tower 218, and adsorption tower 210 rises the stage in one, absorption Tower 218 is in the one down stage.And subflow road 131a is off.
In this stage, due to subflow road 132a and annular channel 083 length and be 1 lattice, and subflow road 132i and ring The length of shape runner 0813 and be also 1 lattice, therefore the one of adsorption tower 210 rises holding for stage and the one down stage of adsorption tower 218 The continuous time is 20 a quarters of whole timing cycles.The one of adsorption tower 210 rises the one down of stage and adsorption tower 218 Stage continues whole sequential 23.
When adsorption tower 210 one rise the stage just terminated and will into final boost phase when, i.e., adsorption tower 210 is When will enter sequential 24, the zonule 1 of tumbler 110 is overlapped with the zonule 24 of nonrotational part 120.Now, subflow road 132a Just disconnect, and will be connected with annular channel 082 with annular channel 083.When adsorption tower 210 enters sequential 24, annular channel 082 connects with subflow road 132a, and adsorption tower 210 is in final boost phase.Subflow road 131a is still within off-state.Eventually Inflation is by whole loading line 250 successively through the 8th subflow road 138, annular channel 09, interlayer runner 0012, annular channel 082, son Final boosting processing is carried out to adsorption tower 210 into adsorption tower 210 through second interface 210b after runner 132a.
In this stage, due to subflow road 132a and annular channel 082 length and be 1 lattice, therefore adsorption tower 210 is final The duration of boost phase is 20 a quarters of whole timing cycles.The final boost phase of adsorption tower 210 continues whole Individual sequential 24.
Thus, adsorption tower 210 completes a timing cycles, if continuing, and adsorption tower 210 is then according to above-mentioned flow Circulated.The sequential of other adsorption towers is similar to adsorption tower 210, and other adsorption towers are in different sequential ranks as can be drawn from Table 1 Section state in which, and first flow 130, second flow channel 140 and whole pipeline connection status and annexation.Specifically please With reference to table 1 and refering to Fig. 3 and Fig. 4, here is omitted.
Therefore deduce that：H2Purification system 1000 instead of wrong in traditional multi-pipeline technical process by rotary valve 100 Comprehensive complicated sequencing valve, makes the various sequencing valve of quantity successfully be substituted by a rotary valve 100, realizes a rotary valve 100 To whole H2Purification system 1000 switches over the purpose of control.By rotating the tumbler 110 of rotary valve 100, can be made Two runners 140 selectively connect in each subflow road of first flow 130, and then make each adsorption tower and each pipeline selectivity Connection, so as to complete each flow in pressure-variable adsorption.
Compared to traditional sequencing valve, the consumptive material of production equipment is significantly reduced, equipment investment cost and peace is greatly reduced Dress up this.And equipment installation is simplified, shorten the time loss that equipment is installed and dismantled.Meanwhile, rotated only by rotating The tumbler 110 of valve 100 can be achieved to whole H2Connection between each adsorption tower and each pipeline of purification system 1000 The control and adjustment of relation, enormously simplify H2Workload and operating burden of the purification system 1000 when adsorbed state switches, Make to H2The control of purification system 1000 more facilitates, and substantially increases production efficiency.Because valve reduced number is to 1, greatly Failsafe valve rate is reduced greatly, H is improved2Purification system 1000 overall stability and security, reduce maintenance cost with Time loss.
H2Purification system 1000 can change the annexation of whole system by rotating rotary valve 100, be used by adjusting Set in the rotating speed or adjustment timer of the motor of driving rotary valve 100, when can effectively reduce the circulation of timing cycles Between, make it possible that adsorption operations step run time is less than 2 seconds.For conventional pressure variated adsorption program control valve, due to program control The limitation of threshold switch time, it is impossible to accomplish that operating procedure run time is less than 2 seconds.And utilize H2Purification system 1000, by subtracting The circulation time of few timing cycles, adsorbent can be made quickly to be adsorbed and De contamination, and then reduce the filling chi of adsorbent It is very little.The volume of adsorption tower can be so greatly reduced, and equipment cost is reduced with this and is invested.Further, since timing cycles Circulation time shortens, and reduces the volume of adsorption tower, is easy to whole H2Purification system 1000 reduces manufacture and is mounted into sled This.
It should be noted that in other embodiments of the present invention, H2The structure of purification system can be different, eventually inflation Pipeline 250, suitable blowdown piping 280, for the first time flushing gas inlet tube 260, flushing gas outlet 270a or second of flushing gas go out Any one in mouth pipe 270b and the sequential stage corresponding to it can be selectively added H as option2Purification system In system.And now adsorption tower quantity, first flow and second flow channel will also be made to change and delete accordingly, time-scale can also differ Sample.These deformations can show that here is omitted with reference to the above.
Further, in other embodiments of the present invention, the flows such as pre- absorption can also be added to H2Purification system In system, pressure liter and the number of times of equal pressure drop can also be adjusted according to needs of production.Accordingly, these flows are added The structure of first flow and second flow channel, time-scale can accordingly change afterwards, and these changes can be according to above-mentioned adsorption tower 210 Adsorption process principles and methods and combine table 1, Fig. 3 and Fig. 4 and show that here is omitted.
Further, in the present embodiment, in order to improve the sealing effectiveness between tumbler 110 and nonrotational part 120, turn One end of the close nonrotational part 120 of each annular channel of moving part 110 is provided with the seal 300 for being used for improving sealing effectiveness, As shown in Figure 6.Seal 300 is located on each annular channel, seal 300 simultaneously with tumbler 110 and nonrotational part 120 Offset and be interference fitted, seal 300 is connected to tumbler 110, and seal 300 is with relatively nonrotational 120 turns of the part of tumbler 110 It is dynamic.Seal 300 can further improve sealing effectiveness, prevent gas from being escaped between referring to from tumbler 110 and nonrotational part 120, And can further prevent the gas of different runners from mixing, it is ensured that the purity of gas.Specifically, in the present embodiment, it is close Sealing 300 is elastic seal ring.It should be noted that in other embodiments of the invention, seal 300 can also be that ring is set In one end of the close tumbler 110 of first flow 130.
In other embodiments of the invention, the quantity of adsorption tower can be different, multiple first interfaces of multiple adsorption towers Can also with the same first sub- flow passage, and multiple adsorption towers multiple second interfaces also with same second subflow road Connection.Now, multiple adsorption towers are in same stage in same sequential.It is same to inhale in other embodiments of the present invention The first interface of attached tower can also simultaneously with the multiple first sub- flow passages, and same adsorption tower second interface also simultaneously With the multiple second sub- flow passages.Now, multiple first flows and multiple second flow channel synchronizations are used to same absorption The gas of tower is conveyed.
In the other embodiment of the present invention, rotary valve can be different, and the tumbler 110 of rotary valve is fixed, can not Rotate, rather than tumbler 120 can rotate relative rotation part 110 and rotate.Second flow channel 140 is then arranged at nonrotational part 120 Madial wall, and first flow is then arranged at tumbler 110, and first flow now is different from first flow 130, now First flow be by the end of tumbler 110 enter tumbler 110 and by tumbler 110 side wall run through tumbler 110.Should In the case of, rotate nonrotational part 120 and can be achieved to H2The control of purification system.
In the still other embodiments of the present invention, tumbler is column, rather than tumbler is then arranged at the end of tumbler, Tumbler can be rotated relative to nonrotational part.Now, second flow channel is located at the end of the close nonrotational part of tumbler, first flow Through nonrotational part.In this case, rotating tumbler can also realize to H2The control of purification system.Similar deformation is herein no longer Enumerate.
In also some embodiments of the present invention, the shape of annular channel, which also differs, is set to fan ring-type or annular shape, may be used also To be other shapes, as long as its corresponding effect can be realized.
It should be noted that in an embodiment of the present invention, time-scale is not unique, time-scale can be according to actual production Need to be drafted and adjusted.Change after time-scale, accordingly, first flow and second flow channel can also do corresponding adjustment.Only Make the structure and corresponding time-scale of first flow and second flow channel corresponding, and first flow, both second flow channels are same The matching way of time-scale can show that here is omitted with reference to the above.In addition, in the other embodiment of the present invention In, the flushing in table 1 can be replaced by evacuating, meanwhile, second flow channel and first flow are also required to do in corresponding structure Change, and the embodiment of the flow passage structure evacuated is referred to the above and draws, also repeats no more herein.
On the other hand, in an embodiment of the present invention, the position and setting of each interlayer runner and each annular channel Order be not changeless, the position of each interlayer runner and each annular channel can be adjusted flexibly according to actual needs Put and order.In addition, the position in each subflow road of first flow 130 is nor changeless, can be according to actual feelings Condition is changed and adjusted, as long as ensureing that specific subflow road can be connected with specific annular channel in particular moment. And these change and adjustment can be adjusted according to actual time-scale.
It should be noted that can also be by least two H2Purification system 1000 is arranged in series to form H2Multistage purification system, It so can further improve product gas H2Purity.And can also be by H2The solution that multistage purification system posterior segment system is produced Air-breathing is backfilled to leading portion system and carries out adsorption treatment again, to improve the rate of recovery of effective gas and the purity of product gas.
In general, in the present embodiment, H2Purification system 1000 replaces traditional multi-pipeline technique mistake by rotary valve 100 Complicated sequencing valve in journey, realizes a rotary valve 100 while multiple pipelines are switched over the purpose of control.Reduction Cost, reduces fault rate, makes operation and controls more to facilitate.
The present embodiment also provides a kind of gas handling system, and the gas handling system includes H2Purification system 1000.Gas Processing system replaces complicated sequencing valve in traditional multi-pipeline technical process using rotary valve is enough, while entering to multiple pipelines Row switching control, compared to traditional sequencing valve, significantly reduces the consumptive material of production equipment, reduces equipment investment cost, simultaneously Control more facilitates, and reduces fault rate, reduces maintenance cost.
The present embodiment also provides a kind of H2Method of purification.The H2Method of purification includes rotating H2The tumbler of purification system with Make in a rotation period of tumbler：At least one period, within the period, second flow channel by least one One subflow road and the 3rd sub- flow passage, and simultaneously by least one second subflow road and the 4th sub- flow passage.It is at least another One period, within the period, second flow channel is by least one first subflow road and the 5th sub- flow passage.
Further, H2Method of purification also includes rotating tumbler so that in rotation period：At least one period, Within the period, second flow channel by least one second subflow road and the 6th sub- flow passage, and simultaneously by least one One subflow road and the 7th sub- flow passage.
Further, H2Method of purification also includes rotating tumbler so that in rotation period：At least one period, Within the period, second flow channel is by least one second subflow road and the 8th sub- flow passage.
Further, H2Method of purification also includes rotating tumbler so that in rotation period：At least one period, Within the period, second flow channel is by least one first subflow road and the 9th sub- flow passage.
Further, H2Method of purification also includes rotating tumbler so that in rotation period：At least one period, Within the period, second flow channel is by least one second subflow road and the tenth sub- flow passage.
The H that the present embodiment is provided2Method of purification is easy to implement, simple to operate, by the tumbler for rotating rotary valve Realize and the connected mode of the pipeline of whole system is controlled and adjusted, enormously simplify operation of the valve in switching and bear Load, make control to valve more facilitate, it is to avoid controls the operating burden that a large amount of sequencing valves are brought simultaneously.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (12)

1. a kind of H2Purification system, it is characterised in that including raw material air pipe, product air pipe, inverse put air pipe, rotary valve and At least one adsorption tower；The adsorption tower has the first interface connected with its adsorbent chamber and second interface；The rotary valve bag Nonrotational part and the tumbler that can be rotated relative to the nonrotational part are included, the nonrotational part has through the first-class of its side wall Road, the first flow includes the first subflow road, the second subflow road, the 3rd subflow road, the 4th subflow road and the 5th subflow road, institute Stating tumbler has second flow channel, the first interface and the described first sub- flow passage, the second interface and described second Sub- flow passage, the raw material air pipe and the 3rd sub- flow passage, the product air pipe and the 4th subflow road Connection, the inverse put air pipe and the 5th sub- flow passage；
The tumbler of the rotary valve is used to rotate relative to the nonrotational part, so that in a rotation of the tumbler In cycle：The second flow channel selectively communicates with the first subflow road with the 3rd subflow road, and simultaneously will be described Second subflow road is selectively communicated with the 4th subflow road, and for the single adsorption tower, first subflow The connection duration in road and the connection duration, the second subflow road and the 4th subflow road in the 3rd subflow road accounts for described The a quarter of rotation period；The second flow channel selectively communicates with the first subflow road with the 5th subflow road, And for the single adsorption tower, the connection duration in the first subflow road and the 5th subflow road accounts for the rotation week / 12nd of phase.
2. H according to claim 12Purification system, it is characterised in that the H2Purification system also includes rinsing gas entrance Pipe and first rinses gas outlet, and the first flow also includes the 6th subflow road and the 7th subflow road, the flushing gas entrance Pipe and the 6th sub- flow passage, described first rinses gas outlet and the 7th sub- flow passage；
The tumbler of the rotary valve is used to rotate relative to the nonrotational part, so that in the rotation period：It is described Second flow channel selectively communicates with the second subflow road with the 6th subflow road, and simultaneously by the first subflow road with The 7th subflow road is selectively communicated with, and for the single adsorption tower, the second subflow road and the described 6th Connection duration, the connection duration in the first subflow road and the 7th subflow road in subflow road account for the ten of the rotation period 1/2nd.
3. H according to claim 1 or 22Purification system, it is characterised in that the H2Purification system also includes whole gas tube Road, the first flow also includes the 8th subflow road, the whole loading line and the 8th sub- flow passage；
The tumbler of the rotary valve is used to rotate relative to the nonrotational part, so that in the rotation period：It is described Second flow channel selectively communicates with the second subflow road and the 8th subflow road, and for the single adsorption tower, institute The connection duration for stating the second subflow road and the 8th subflow road accounts for 20 a quarters of the rotation period.
4. H according to claim 22Purification system, it is characterised in that the H2Purification system also includes second and rinses gas Outlet, the first flow also includes the 9th subflow road, and described second rinses gas outlet and the 9th sub- flow passage；
The tumbler of the rotary valve is used to rotate relative to the nonrotational part, so that in the rotation period：It is described Second flow channel selectively communicates with the first subflow road and the 9th subflow road, and for the single adsorption tower, institute The connection duration for stating the first subflow road and the 9th subflow road accounts for 1/6th of the rotation period.
5. H according to claim 1 or 22Purification system, it is characterised in that the H2Purification system is also included along bleeder pipe Road, the first flow also includes the tenth subflow road, the suitable blowdown piping and the tenth sub- flow passage；
The tumbler of the rotary valve is used to rotate relative to the nonrotational part, so that in the rotation period：It is described Second flow channel selectively communicates with the second subflow road with the tenth subflow road, and for the single adsorption tower The connection duration in speech, the second subflow road and the tenth subflow road accounts for 20 a quarters of the rotation period.
6. H according to claim 12Purification system, it is characterised in that the first interface, the second interface, described Raw material air pipe, the product air pipe and the inverse put air pipe are connected with the nonrotational part.
7. H according to claim 12Purification system, it is characterised in that the second flow channel include multiple annular channels and Multiple interlayer runners；The annular channel is recessed by the outer wall of the tumbler towards the side away from the nonrotational part, described Circumferentially disposed and described annular channel of the annular channel along the tumbler is in fan ring-type or annular shape substantially, the annular flow The center of circle of circumference corresponding to road is located at the rotational axis line of the tumbler, and each interlayer runner is communicated to few two institutes State annular channel；
The tumbler of the rotary valve is used to rotate relative to the nonrotational part, so that in the rotation period：It is described Annular channel selectively communicates with the first subflow road with the 3rd subflow road with the interlayer runner, and simultaneously by institute The second subflow road is stated to selectively communicate with the 4th subflow road；The annular channel and the interlayer runner are by described first Subflow road is selectively communicated with the 5th subflow road.
8. H according to claim 72Purification system, it is characterised in that the tumbler includes multiple parallel and coaxially set The elementary layer put, the axial line of multiple elementary layers overlaps setting with the rotational axis line of the tumbler, each described Elementary layer is provided with least one described annular channel.
9. the H according to claim 7 or 82Purification system, it is characterised in that for any one subflow road and with the subflow For one annular channel of road connection, along the circumference of the tumbler, the length of the annular channel and the subflow The ratio that the corresponding central angle number of degrees sum in both apertures in road accounts for all angle numbers is the first ratio, the subflow road with it is described It is the second ratio that the flow time of adsorption process when annular channel is connected residing for corresponding adsorption tower, which accounts for the ratio of a process cycle, Example, first ratio and second ratio are of substantially equal.
10. H according to claim 12Purification system, it is characterised in that the adsorption tower is multiple, first subflow Road is also multiple with the second subflow road, and each first subflow road is connected with first interface at least one described, each The second subflow road is connected with second interface at least one described；The tumbler of the rotary valve is used for relatively described non- Tumbler is rotated, so that the second flow channel selectively connects in each described second subflow road.
11. H according to claim 102Purification system, it is characterised in that the adsorption tower, the first subflow road and institute It is 12 to state the second subflow road, and the first interface and the first subflow road are corresponded and connect, the second interface and The second subflow road corresponds connection；
The tumbler of the rotary valve is used to rotate relative to the nonrotational part, so that in the rotation period：It is described The second interface of annular channel and near few two adsorption towers of the interlayer runner is selectively communicated with, and a suction The connection duration of the second interface of attached tower and the second interface of other adsorption towers accounts for 1/3rd of the rotation period.
12. a kind of gas handling system, it is characterised in that including the H as described in claim 1~11 any one2Purification system System.
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