CN207385141U - A kind of CO2Purification system and gas handling system - Google Patents

Abstract

A kind of CO₂Purification system and gas handling system, are related to CO₂Purification technique field.CO₂Purification system includes raw material air pipe, non-adsorbed air pipe, inverse put air pipe, rotary valve and adsorption tower.Rotary valve includes nonrotational part and rotating member, and nonrotational part has first flow, and rotating member has second flow channel.Rotating member is rotated so that second flow channel selectively connects raw material air pipe, non-adsorbed air pipe, inverse put air pipe and adsorption tower.Gas handling system includes above-mentioned CO₂Purification system.The two controls multi-pipeline with a rotary valve, reduces cost, easy to control.

Description

A kind of CO2Purification system and gas handling system

Technical field

The utility model is related to CO₂Purification technique field, in particular to a kind of CO₂Purification system and gas treatment system System.

Background technology

Pressure Swing Adsorption CO₂System is due to comprising many operating procedures, causing sequencing valve quantity very more, adding whole The investment cost of a device and equipment installation cost, and vavle shelf area takes up a large area, and is unfavorable for device into sled.

Pressure Swing Adsorption CO₂System causes sequencing valve switching frequency high, each unit failure of valve since circulation time is short Probability significantly increases.Meanwhile in pressure-variable adsorption pressure equalization process, spool is washed away by high-speed flow, valve sealing face is easy Damage, causes valves leakage, influences device operation, increases the regular maintenance expense and maintenance difficulty of device, and extend production When consume, add production cost.

From current Pressure Swing Adsorption CO₂From the point of view of the operating condition of device, leakage is to influence in sequencing valve failure or sealing surface The maximum bottleneck of whole device stable operation.Although it can be extended by improving the form of valve design and optimization sealing surface structure Sequencing valve usage time, but can not fundamentally avoid the problem that leakage in sequencing valve failure and sealing surface.

Under normal circumstances, CO₂Adsorption process in adsorption operations time it is short (less than one second), so short time requirement Sequencing valve allows for quick response, this requirement to sequencing valve is very high, greatly increases the cost of sequencing valve.

Utility model content

First of the utility model is designed to provide a kind of CO₂Purification system replaces tradition more by rotary valve Complicated sequencing valve during pipeline technique realizes a rotary valve while multiple pipelines is switched over the mesh of control , compared to traditional sequencing valve, the consumptive material of production equipment is significantly reduced, equipment investment cost is reduced, while makes to valve Control it is more convenient, reduce the failure rate of valve, reduce maintenance cost.

Second of the utility model is designed to provide a kind of gas handling system, replaces tradition more using rotary valve Complicated sequencing valve during pipeline technique realizes a rotary valve while multiple pipelines is switched over the mesh of control , compared to traditional sequencing valve, the consumptive material of production equipment is significantly reduced, equipment investment cost is reduced, while makes to valve Control it is more convenient, reduce the failure rate of valve, reduce maintenance cost.

What the embodiment of the utility model was realized in：

A kind of CO₂Purification system, including raw material air pipe, non-adsorbed air pipe, inverse put air pipe, rotary valve and at least One adsorption tower.Adsorption tower has the first interface connected with its adsorbent chamber and second interface.Rotary valve include nonrotational part and The rotating member that can be rotated relative to nonrotational part, nonrotational part have the first flow through its side wall, and first flow includes first Subflow road, the second subflow road, the 3rd subflow road, the 4th subflow road and the 5th subflow road, rotating member have second flow channel.First connects Mouth and the first sub- flow passage, second interface and the second sub- flow passage, raw material air pipe and the 3rd sub- flow passage, it is non-adsorbed Air pipe and the 4th sub- flow passage, inverse put air pipe and the 5th sub- flow passage.

The rotating member of rotary valve is used to rotate relative to nonrotational part, so that in a rotation period of rotating member：Second Runner selectively communicates in the first subflow road with the 3rd subflow road, and simultaneously by the second subflow road and the 4th subflow road selectivity Ground connects, 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 1/6th of rotation period；Second flow channel is selective by the first subflow road and the 5th subflow road Ground connects, and for single adsorption tower, the connection duration in the first subflow road and the 5th subflow road accounts for nine points of rotation period One of.

Further, CO₂Purification system further includes evacuation pipeline, and first flow further includes the 6th subflow road, evacuates pipeline With the 6th sub- flow passage.The rotating member of rotary valve is used to rotate relative to nonrotational part, so that in rotation period：Second flow channel 6th subflow road and the first subflow road are selectively communicated with, and for single adsorption tower, the 6th subflow road and the first son The connection duration of runner accounts for 1/6th of rotation period.

Further, CO₂Purification system further includes whole loading line, and first flow further includes the 7th subflow road, inflates eventually Pipeline and the 7th sub- flow passage.The rotating member of rotary valve is used to rotate relative to nonrotational part, so that in rotation period：Second Runner selectively communicates in the 7th subflow road with the second subflow road, and for single adsorption tower for, the 7th subflow road together the The connection duration in two subflow roads accounts for 1/9th of rotation period.

Further, first interface, second interface, raw material air pipe, non-adsorbed air pipe and inverse put air pipe with it is non- Rotating member connects.

Further, second flow channel includes multiple annular channels and multiple interlayer runners.Annular channel is by the outer of rotating member Wall is recessed towards the one side away from nonrotational part, and annular channel is annular in fan substantially along the circumferentially disposed and annular channel of rotating member Or it is circular, the center of circle of the circumference corresponding to annular channel is located at the rotational axis line of rotating member, and each interlayer runner is connected to Few two annular channels.

The rotating member of rotary valve is used to rotate relative to nonrotational part, so that in rotation period：Annular channel and interflow Road selectively communicates in the first subflow road with the 3rd subflow road, and simultaneously by the second subflow road and the 4th subflow road selectively Connection；Annular channel selectively communicates in the first subflow road with the 5th subflow road with interlayer runner.

Further, rotating member includes multiple parallel and coaxial arrangement elementary layer, the axial lines of multiple elementary layers with The rotational axis line of rotating member, which overlaps, to be set, and each elementary layer is equipped at least one annular channel.

Further, for any one subflow road and an annular channel with sub- flow passage, along rotating member Circumferential, the ratio that the sum of central angle number of degrees corresponding to the length of annular channel and the aperture the two in subflow road account 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 account 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 with the second subflow road also to be multiple, each first subflow road and At least one first interface connection, each second subflow road are connected at least one second interface, and the rotating member of rotary valve is used for It is rotated relative to nonrotational part, so that second flow channel selectively connects in each second subflow road.

Further, adsorption tower, the first subflow road and the second subflow road are 6, first interface and the first subflow road one One corresponds to connection, and second interface is connected with the second subflow road one-to-one corresponding.The rotating member 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 selectively communicates with, And the second interface of an adsorption tower and the connection duration of the second interface of other adsorption towers account for 1/3rd of rotation period.

A kind of gas handling system, including above-mentioned CO₂Purification system.

The advantageous effect of the utility model embodiment is：

The CO that the utility model embodiment provides₂Purification system is replaced wrong in traditional multi-pipeline technical process by rotary valve The sequencing valve of comprehensive complexity realizes the purpose that a rotary valve switches over multiple pipelines control.By rotating rotary valve Rotating member can make second flow channel selectively connect in each subflow road of first flow, and then make adsorption tower and each pipeline Selectivity connection, so as to complete each flow in pressure-variable adsorption.Compared to traditional sequencing valve, production equipment is significantly reduced Consumptive material, reduce equipment investment cost and installation cost, simplify equipment installation, shorten equipment installation with dismounting time Consumption.Meanwhile by rotate the rotating member of rotary valve can be realized to the connection mode of the pipeline of whole system carry out control and Adjustment enormously simplifies operating burden of the valve in switching, makes the control to valve more convenient, reduce the failure of valve Rate reduces maintenance cost.

The CO that the utility model embodiment provides₂Purification system can change the connection of entire pipeline by rotating rotary valve Relation by adjusting for the rotating speed of the driving motor of rotary valve or adjustment timer to be driven to set, can effectively reduce transformation The sorption cycle time made it possible adsorption operations step run time less than 2 seconds, and conventional pressure variated adsorption program control valve is due to journey The limitation of threshold switch time is controlled, can not accomplish that operating procedure run time is less than 2 seconds.By reducing the pressure swing adsorption cycles time, Adsorbent can be made quickly to carry out absorption work, and then reduce the filling size of adsorbent, and equipment cost is reduced with this Investment.Further, since the pressure swing adsorption cycles time shortens, the size of adsorption tower is reduced, convenient for whole device into sled, reduces dress The manufacture put and installation cost.Meanwhile rotary valve can meet CO completely₂Requirement of the purification system to being switched fast.

The gas handling system that the utility model embodiment provides replaces traditional multi-pipeline technique mistake using rotary valve is enough Complicated sequencing valve in journey, while control is switched over to multiple pipelines, compared to traditional sequencing valve, significantly reduce life The consumptive material of equipment is produced, reduces equipment investment cost, while controls more convenient, failure rate is reduced, reduces maintenance cost.

Description of the drawings

It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the CO that the utility model embodiment provides₂The schematic diagram of purification system；

Fig. 2 is the CO in Fig. 1₂The schematic cross-section of the rotary valve of purification system；

Fig. 3 is the CO in Fig. 1₂Axis 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 unfolded；

Fig. 4 is the CO in Fig. 1₂The second flow channel of the rotating member of the rotary valve of purification system is cut along the axial direction of rotary valve Floor map after cutting and being unfolded；

Fig. 5 is the CO in Fig. 1₂The schematic diagram of the annular channel of purification system and the circular arc corresponding to subflow road；

Fig. 6 is the CO in Fig. 1₂The schematic diagram of the sealing element of purification system.

Icon：1000-CO₂Purification system；100- rotary valves；110- rotating members；The nonrotational parts of 120-；130- is first-class Road；The first subflows of 131- road；131a- subflows road；131b- subflows road；131c- subflows road；131d- subflows road；131e- subflows Road；131f- subflows road；The second subflows of 132- road；132a- subflows road；132b- subflows road；132c- subflows road；132d- subflows Road；132e- subflows road；132f- subflows road；The 3rd subflow roads of 133-；The 4th subflow roads of 134-；The 5th subflow roads of 135-；136- 6th subflow road；The 7th subflow roads of 137-；140- second flow channels；01- annular channels；02- annular channels；03- annular channels； 031- annular channels；032- annular channels；033- annular channels；04- annular channels；05- annular channels；051- annular channels； 052- annular channels；053- annular channels；054- annular channels；055- annular channels；056- annular channels；057- annular flows Road；058- annular channels；06- annular channels；07- annular channels；001- interlayer runners；002- interlayer runners；003- interflows Road；004- interlayer runners；005- interlayer runners；006- interlayer runners；007- interlayer runners；008- interlayer runners；210- is adsorbed Tower；210a- first interfaces；210b- second interfaces；211- adsorption towers；211a- first interfaces；211b- second interfaces；212- inhales Attached tower；212a- first interfaces；212b- second interfaces；213- adsorption towers；213a- first interfaces；213b- second interfaces；214- Adsorption tower；214a- first interfaces；214b- second interfaces；215- adsorption towers；215a- first interfaces；215b- second interfaces； 220- raw material air pipes；The non-adsorbed air pipes of 230-；240- inverse put air pipes；250- end loading lines；260- evacuates pipeline； 290- connecting tubes；300- sealing elements.

Specific embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and The component of the utility model embodiment shown can configure to arrange and design with a variety of.

Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached 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 terms such as " basic " are intended to illustrate that related content is not absolute accurate of requirement, but can have one Fixed deviation.

In addition, term " parallel ", " vertical " etc. are not offered as requiring component absolute parallel or vertical, but can slightly incline Tiltedly.It is not to represent that the structure has to put down completely if " parallel " only refers to that its direction is more parallel with respect to for " vertical " Row, but can be slightly tilted.

In the description of the utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements.For For those of ordinary skill in the art, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.

Embodiment

Fig. 1 is refer to, the present embodiment provides a kind of CO₂Purification system 1000, CO₂Purification system 1000 includes rotary valve 100th, adsorption tower unit (not marked in figure), raw material air pipe 220, non-adsorbed air pipe 230, eventually inverse put air pipe 240, inflation Pipeline 250 and evacuation pipeline 260.

Raw material air pipe 220, non-adsorbed air pipe 230, inverse put air pipe 240, whole loading line 250, evacuation pipeline 260 And adsorption tower unit is connected with rotary valve 100.It should be noted that Fig. 1 illustrate only above-mentioned each pipeline and Connection relation between each interface of adsorption tower unit and rotary valve 100, Fig. 1 is the schematic diagram of connection relation, not to even The position connect is defined.

Rotary valve 100 can be by raw material air pipe 220, non-adsorbed air pipe 230, inverse put air pipe in rotation process 240th, whole loading line 250 is connected with pipeline 260 is evacuated with adsorption tower Unit selection, and can will be each in adsorption tower unit Mutually selectivity connection between a adsorption tower, so that adsorption tower unit can smoothly complete entire adsorption process.

CO₂Purification system 1000 replaces complicated sequencing valve in traditional multi-pipeline technical process by rotary valve 100, It realizes rotary valve 100 while multiple pipelines is switched over the purpose of control.Compared to traditional sequencing valve, life is significantly reduced The consumptive material of equipment is produced, reduces equipment investment cost, while makes, reduction valve more convenient to the control of valve and pipeline switching The failure rate of door, reduces maintenance cost.

Fig. 2, Fig. 3 and Fig. 4 are referred to, rotary valve 100 includes rotating member 110 and nonrotational part 120, and rotating member 110 can turn Nonrotational part 120 is placed in dynamicly.In the present embodiment, rotating member 110 is cylindric in substantially, and nonrotational part 120 is in substantially Cylindrical shape, nonrotational part 120 is sheathed on rotating member 110, and nonrotational part 120 is coaxially disposed with rotating member 110, nonrotational part The lateral wall of 120 madial wall and rotating member 110 offsets.It should be noted that in the other embodiment of the utility model, turn Moving part 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 and the 7th subflow road 137.First flow 130 runs through the side wall of nonrotational part 120.Rotating member 110 has second flow channel 140.First flow 130 is used In same adsorption tower unit and each pipeline connection, pass through the control to first flow 130 and the connected relation of second flow channel 140 System realizes the control to the adsorbed state of adsorption tower unit indirectly.

Further, adsorption tower unit includes adsorption tower 210, adsorption tower 211, adsorption tower 212, adsorption tower 213, adsorption tower 214 and adsorption tower 215.Wherein, adsorption tower 210 has the first interface 210a connected with its adsorbent chamber and second interface 210b； Adsorption tower 211 has the first interface 211a connected with its adsorbent chamber and second interface 211b；Adsorption tower 212 has to be adsorbed with it The first interface 212a and second interface 212b of chamber connection；Adsorption tower 213 has the first interface 213a connected with its adsorbent chamber With second interface 213b；Adsorption tower 214 has the first interface 214a connected with its adsorbent chamber and second interface 214b；Adsorption tower 215 have the first interface 215a connected with its adsorbent chamber and second interface 215b.Raw material air pipe 220, non-adsorbed air pipe 230th, inverse put air pipe 240, whole loading line 250, evacuation pipeline 260 and whole first interfaces and whole second interfaces connect It is connected to the lateral wall of nonrotational part 120.

It should be noted that it is loaded in each adsorption tower by being used for specific adsorption CO₂Adsorbent.

In the present embodiment, specifically, the first subflow road 131 and the second subflow road 132 are 6,6 the first subflow roads 131 and 6 the second subflow roads 132 are set along the circumferential uniform intervals of nonrotational part 120.

6 the first subflow roads 131 connect one to one and connect with 6 first interfaces of adsorption tower unit；6 second sons Runner 132 connects one to one and connects with 6 second interfaces of adsorption tower unit；220 and the 3rd subflow road of raw material air pipe 133 are connected to and in communication with；Non-adsorbed air pipe 230 is connected to and in communication with the 4th subflow road 134；240 and the 5th son of inverse put air pipe Runner 135 is connected to and in communication with；Whole loading line 250 is connected to and in communication with the 7th subflow road 137；Evacuate 260 and the 6th son of pipeline Runner 136 is connected to and in communication with.

By rotating rotating member 110, the relatively nonrotational part 120 of rotating member 110 can be made to rotate, so that second Road 140 rotates with respect to first flow 130, so as to change the connected relation between second flow channel 140 and first flow 130, And then change entire CO₂The pipeline connection relation of purification system 1000, reaches what is switched between different absorption phases Purpose.

Refer to Fig. 3 and Fig. 4.Fig. 3 be nonrotational part 120 side wall and first flow 130 along rotary valve 100 it is axial into Row is cut and the floor map after being unfolded, and is the madial wall of nonrotational part 120 on one side towards we this.Fig. 4 is rotating member The axial direction of 110 second flow channel 140 along rotary valve 100 cut and be unfolded after floor map, towards our this Face is the inside of rotating member 110.

It should be noted that in figs. 3 and 4, the plane outspread drawing of nonrotational part 120 and rotating member 110 is carried out Subregion.Along the circumferential direction of rotary valve 100, the plane outspread drawing of nonrotational part 120 and rotating member 110 18 have been divided into Continuous zonule, number is 1~18 respectively, wherein, before expansion, what 1 and 18 two region was connected to, in order to facilitate table Show, be that nonrotational part 120 and rotating member 110 are unfolded along 1 and 18 border in figure.Along the axial direction of rotary valve 100, rotating member 110 have multiple parallel and coaxial arrangement elementary layer, the rotational axis line of the axial lines of multiple elementary layers with rotating member 110 It overlaps and sets, these elementary layers represent 7 layer-shaped areas respectively, and number is A~G respectively.Region A corresponding to these elementary layers ~G is mutually arranged at intervals.

In the embodiment of the utility model, first flow 130 and the width of second flow channel 140 refer to along rotary valve 100 Axial width, the length of first flow 130 and second flow channel 140 refers to the circumferential length along rotary valve 100.Above-mentioned Each zonule that number is 1~18 is represented as 1 lattice, 7 cells that number is A~G along the circumferential length of rotary valve 100 Domain 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 rotating member 110 towards away from non-turn The one side recess of moving part 120, multiple annular channels are along the circumferentially disposed of rotating member 110, and multiple annular channels are in substantially Fan is annular or circular, and the center of circle of the circumference corresponding to multiple annular channels is located at the rotational axis line of rotating member 110, rotates and turns Moving part 110 is so that multiple annular channels are connected with 130 selectivity of first flow.Annular channel is arranged on the region corresponding to elementary layer A~G.Interlayer flow passage unit includes multiple interlayer runners, and interlayer runner is used to connect two annular channels.

Annular channel can make annular flow for being connected with 130 making choice property of first flow by rotating rotating member 110 Road rotates, so as to change the connected relation of annular channel and first flow 130.And interlayer runner is for connecting two annular flows Road, it is 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 rotating member 110 And the connected relation between each pipeline, so as to reach control CO₂The purpose of the adsorbed state of purification system 1000.

It should be noted that since the lateral wall of the madial wall and rotating member 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 rotating member Escaped between 110, ensure that the gas in annular channel can smoothly, be exactly into default path.It is and new in this practicality In the other embodiment of type, interlayer runner can also be for the annular channel of three or more to be connected, and two Between annular channel also not necessarily simply connected by an interlayer runner, can also be between two annular channels by two or More interlayer runner connects.

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 and annular channel 07.

More specifically, annular channel 01 corresponds to the entire annular section of G1~G18, annular channel 01 is annular shape.Annular Runner 02 corresponds to the entire annular section of F1~F18, and annular channel 02 is also annular shape.

Annular channel 03 includes annular channel 031, annular channel 032 and annular channel 033.Annular channel 031 is correspondence The continuous fan in E17~E1 regions is annular, wherein, length of the annular channel 031 in E17 regions is the one of entire E17 zone lengths Half, i.e. the length of annular channel 031 is 2.5 lattice.Similar, if not providing certain illustrated, mean that and occupy entire corresponding area Domain.Annular channel 032 is that the continuous fan in corresponding E9~E11 regions is annular, wherein, length of the annular channel 032 in E9 regions is The half of entire E9 zone lengths, the i.e. length of annular channel 032 are 2.5 lattice.Annular channel 033 is corresponding E12~E13 regions Continuous fan it is annular, wherein, length of the annular channel 033 in E12 regions is the half of entire E12 zone lengths, i.e. annular flow The length in road 033 is 1.5 lattice.

Annular channel 04 corresponds to the entire annular section of D1~D18, and annular channel 04 is also annular shape.

Annular channel 05 includes annular channel 051, annular channel 052, annular channel 053, annular channel 054, annular flow Road 055, annular channel 056, annular channel 057 and annular channel 058.Annular channel 051 is the continuous of corresponding C17~C1 regions Fan is annular, wherein, length of the annular channel 051 in C17 regions is the half of entire C17 zone lengths, i.e. annular channel 051 Length is 2.5 lattice.Annular channel 052 is that the continuous fan in corresponding C2~C3 regions is annular, wherein, annular channel 052 is in C2 regions Length be entire C2 zone lengths half, i.e., the length of annular channel 052 be 1.5 lattice.Annular channel 053 is corresponding C4 areas The continuous fan in domain is annular, wherein, length of the annular channel 053 in C4 regions is the half of entire C4 zone lengths, i.e. annular flow The length in road 053 is 0.5 lattice, and the distance between annular channel 053 and annular channel 052 are 0.5 lattice.Annular channel 054 is The continuous fan in corresponding C6 regions is annular, wherein, length of the annular channel 054 in C6 regions is the half of entire C6 zone lengths, I.e. the length of annular channel 054 is 0.5 lattice, and the distance between annular channel 054 and annular channel 053 are 1.5 lattice.Annular flow Road 055 is that the continuous fan in corresponding C8 regions is annular, wherein, length of the annular channel 055 in C8 regions is entire C8 zone lengths Half, i.e., the length of annular channel 055 be 0.5 lattice, and the distance between annular channel 055 and annular channel 054 be 1.5 Lattice.Annular channel 056 is that the continuous fan in corresponding C14 regions is annular, wherein, length of the annular channel 056 in C14 regions is entire The half of C14 zone lengths, the i.e. length of annular channel 056 are 0.5 lattice, and between annular channel 056 and annular channel 055 Distance is 5.5 lattice.Annular channel 057 is that the continuous fan in corresponding C15 regions is annular, wherein, annular channel 057 is in C15 regions Length is the half of entire C15 zone lengths, i.e. the length of annular channel 057 is 0.5 lattice, and annular channel 057 and annular flow The distance between road 056 is 0.5 lattice.Annular channel 058 is that the continuous fan in corresponding C16 regions is annular, wherein, annular channel 058 Length in C16 regions is the half of entire C16 zone lengths, i.e. the length of annular channel 058 is 0.5 lattice, and annular channel The distance between 058 and annular channel 057 are 0.5 lattice.

Annular channel 06 corresponds to the entire annular section of B1~B18, and annular channel 06 is annular shape.Annular channel 07 corresponds to The entire annular section of A1~A18, annular channel 07 are 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 and interlayer runner 008.

Wherein, interlayer runner 001 connects annular channel 01 with annular channel 031；Interlayer runner 002 is by annular channel 02 It is connected with annular channel 033；Interlayer runner 003 connects annular channel 04 with annular channel 032；Interlayer runner 004 is by annular Runner 053 is connected with annular channel 058；Interlayer runner 005 connects annular channel 054 with annular channel 057；Interlayer runner 006 connects annular channel 055 with annular channel 056；Interlayer runner 007 connects annular channel 052 with annular channel 06；Layer Between runner 008 annular channel 051 is connected with annular channel 07.

It should be noted that in the present embodiment, each interlayer runner is the connecting pipe arranged on rotating member 110, often A interlayer runner will not cause to do for connecting specific two annular channels to other annular channels or other interlayer runners It disturbs.Preferably, each interlayer runner can so reduce the resistance suffered by air-flow in arc substantially, improve gas stream Stability during dynamic.In the other embodiment of the utility model, there is no special limits for the shape of each interlayer runner System and regulation, can connect specific two annular channels.In other embodiments of the utility model, each layer Between the runner side wall that can also be by rotating member 110 be recessed towards the one side away from nonrotational part 120 connectivity slot formed, it is but unlimited In this.

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 2.5 lattice, between each second subflow road 132 Interval also for 2.5 lattice, and the length in each first subflow road 131 and each second subflow road 132 is 0.5 lattice.6 One subflow road 131 is respectively subflow road 131a, subflow road 131b, subflow road 131c, subflow road 131d, subflow road 131e and subflow Road 131f.6 the second subflow roads 132 are respectively subflow road 132a, subflow road 132b, subflow road 132c, subflow road 132d, subflow Road 132e and subflow road 132f.And the 3rd subflow road 133, the 4th subflow road 134, the 5th subflow road 135, the 6th subflow road 136 Number with the 7th subflow road 137 is one and length is 0.5 lattice.Along the axial direction of rotary valve 100, subflow road 131a, son Runner 132a, the 3rd subflow road 133, the 4th subflow road 134, the 5th subflow road 135, the 6th subflow road 136 and the 7th subflow road 137 arrange in substantial linear.

It should be noted that in the other embodiment of the utility model, first flow 130 can also be other shapes, It is not restricted to the shape of first flow 130, as long as first flow 130 can connect specific annular channel with exterior line .

Specifically, in the present embodiment, subflow road 131a is located at E2 regions and positioned at the one of the close E1 regions in E2 regions End, the first subflow road 131 are used to connect with annular channel 03.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 are used to connect with annular channel 05.3rd subflow road 133 is located at G2 regions and positioned at G2 The one end in the close G1 regions in region, the 3rd subflow road 133 are used to connect with annular channel 01.4th subflow road 134 is located at A2 Region and the one end for being located at the close A1 regions in A2 regions, the 4th subflow road 134 are used to connect with annular channel 07.5th subflow Road 135 is located at F2 regions and positioned at the one end in the close F1 regions in F2 regions, and the 5th subflow road 135 is used to connect with annular channel 02 It is logical.6th subflow road 136 be located at D2 regions and positioned at D2 regions close D1 regions one end, the 6th subflow road 136 for Annular channel 04 connects.7th subflow road 137 is located at B2 regions and positioned at the one end in the close B1 regions in B2 regions, the 7th subflow Road 137 is used to connect with annular channel 06.

It should be noted that it is to be indirectly connected between 6 first interfaces and 6 second interfaces and nonrotational part 120.Connection 6 first interfaces and 6 second interfaces are connected to nonrotational part 120 by pipe 290.I.e.：Connecting tube 290 by first interface 210a, First interface 211a, first interface 212a, first interface 213a, first interface 214a and first interface 215a are the same as subflow road 131a, subflow road 131b, subflow road 131c, subflow road 131d, subflow road 131e and subflow road 131f connect one to one, i.e., and One interface 210a is connected with subflow road 131a by connecting tube 290, and first interface 211a and subflow road 131b is connected by connecting tube 290 It is logical, and so on, details are not described herein again.Connecting tube 290 is by second interface 210b, second interface 211b, second interface 212b, Two interface 213b, second interface 214b and second interface 215b are the same as subflow road 132a, subflow road 132b, subflow road 132c, subflow Road 132d, subflow road 132e and subflow road 132f connect one to one.That is second interface 210b and subflow road 132a is by connecting tube 290 connections, second interface 211b are connected with subflow road 132b by connecting tube 290, and so on, details are not described herein again.

With reference to CO₂The specific adsorption process of purification system 1000 is to rotary valve 100 and CO₂Purification system 1000 into Row is described in detail.

CO₂The operating time-scale of purification system 1000 is as shown in table 1, wherein：A represents absorption；EID represents one down；E2D Represent two down；E3D represents that three drop；D represents inverse put；V represents to evacuate；E3R represents that three rise；PP represents pre- absorption；E2R tables Show that two rise；E1R represents that one rises；FR represents final boosting；* the first interface and second interface for representing corresponding adsorption tower are located In off-state, adsorption tower does not carry out any absorption work.Each sequential represents the period of similary length.

1 CO of table₂Purification 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 CO₂Purification system 1000 will be into fashionable During sequence 1, at this point, the zonule 1 of rotating member 110 is overlapped with the zonule 1 of the nonrotational part 120 in Fig. 3 in Fig. 4, rotating member 110 Zonule 18 and the zonule 18 of nonrotational part 120 also overlap.Annular channel 031 will connect with subflow road 131a at this time It is logical, and annular channel 051 will be connected with subflow road 132a, adsorption tower 210 will enter absorption phase.It should be noted that. In CO₂In the entire sequential of purification system 1000, the rotation direction of rotating member 110 is the circumferential direction K along rotary valve 100, Rather than rotating member 120 remains stationary as, i.e., rotating member 110 is rotated relative to nonrotational part 120.

Work as CO₂Purification system 1000 enters sequential 1, and annular channel 031 is connected with subflow road 131a, and annular channel 051 connects with subflow road 132a, and adsorption tower 210 enters absorption phase.Unstripped gas is by raw material air pipe 220 through the 3rd subflow road 133 enter annular channel 01, then by interlayer runner 001 into annular channel 031 and through subflow road 131a and first interface 210a Into adsorption tower 210, after being adsorbed, the not to be adsorbed dose of non-adsorbed gas adsorbed is by second interface 210b successively through subflow road Enter non-adsorbed 230 row of air pipe behind 132a, annular channel 051, interlayer runner 008, annular channel 07, the 4th subflow road 134 Go out.CO in absorption phase, unstripped gas₂It is most of to be all adsorbed by adsorbent, there was only minimal amount of CO in non-adsorbed gas₂, even There is no CO₂。

Due to annular channel 051 and subflow road 132a length and be 3 lattice, and annular channel 031 and subflow road 131a Length and also for 3 lattice, therefore the entire absorption phase of adsorption tower 210 can continue the time corresponding to 3 lattice length, i.e. adsorption tower 210 Absorption phase account for the ratio of whole cycle as the lattice of 3 lattice/18, equal to 1/6th, this absorption with adsorption tower in time-scale 210 The ratio 3/18 that stage accounts for entire timing cycles is consistent.The entire absorption phase of adsorption tower 210 continues entire sequential 1 to sequential 3.

It should be noted that the length of annular channel 031 and subflow road 131a and the ratio for accounting for entire 18 lattice are the first ratio Example, the length of annular channel 051 and subflow road 132a and the ratio for accounting for entire 18 lattice are also the first ratio, and absorption phase accounts for entirely The ratio of timing cycles is the second ratio.Theoretically, 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 031 refers to the arc length L3 corresponding to annular channel 031 along the circumferential direction of rotary valve 100, subflow road The length of 131a refers to the arc length L2 corresponding to the aperture L1 along the circumferential direction of rotary valve 100 of subflow road 131a, illustrates, subflow The length of road 131a does not imply that the aperture L1 of subflow road 131a, and refers to the aperture L1 of subflow road 131a along rotary valve 100 Arc length L2 corresponding to circumferential direction.It the length of L2 and L3 and accounts for the ratio of perimeter of rotating member 110 and is 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 sum of number of degrees of central angle corresponding to L2 and L3 It represents, i.e. the ratio that the sum of L2 and the number of degrees of central angle corresponding to L3 account for angle of circumference accounts for entire sequential week equal to respective stage The ratio of phase.In the present embodiment, for simplicity, represented using length ratio.But in the actual production process, above-mentioned two Ratio be extremely difficult to it is completely the same, generally all can be there are certain error, as long as not influencing CO₂The 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 4, the zonule 1 of rotating member 110 is overlapped with the zonule 4 of nonrotational part 120.It is at this point, sub Runner 132a is just disconnected with annular channel 051, and will be connected with annular channel 058；Subflow road 131a just with annular flow Road 031 disconnects.When adsorption tower 210 enters sequential 4, annular channel 058 is connected with subflow road 132a, and annular channel at this time 053 connects with subflow road 132c, and interlayer runner 004 connects annular channel 058 with annular channel 053, and adsorption tower 210 is with inhaling Attached tower 212 connects, and adsorption tower 210 is in the one down stage, and adsorption tower 212 rises the stage in one.And subflow road 131a is in Off-state.

In this stage, due to subflow road 132a and annular channel 058 length and be 1 lattice, and subflow road 132c and ring The length of shape runner 053 and also for 1 lattice, therefore the one of the one down stage of adsorption tower 210 and adsorption tower 212 rises continuing for stage Time is 1st/18th of entire timing cycles.The one down stage of adsorption tower 210 and the one of adsorption tower 212 rise the stage Continue entire sequential 4.

When the one down stage of adsorption tower 210 has just terminated and will enter the two down stage, i.e., adsorption tower 210 will During into sequential 5, the zonule 1 of rotating member 110 is overlapped with the zonule 5 of nonrotational part 120.At this point, subflow road 132a is just It disconnects, and will be connected with annular channel 057 with annular channel 058.When adsorption tower 210 enters sequential 5, annular channel 057 is It is connected with subflow road 132a, and annular channel 054 is connected with subflow road 132d at this time, and interlayer runner 005 is by annular channel 057 It is connected with annular channel 054, adsorption tower 210 is connected with adsorption tower 213, and adsorption tower 210 is in two down stage, adsorption tower 213 The stage is risen in two.And subflow road 131a is still within off-state.

In this stage, due to subflow road 132a and annular channel 057 length and be 1 lattice, and subflow road 132d and ring The length of shape runner 054 and also for 1 lattice, therefore the two of the two down stage of adsorption tower 210 and adsorption tower 213 rise continuing for stage Time is 1st/18th of entire timing cycles.The two down stage of adsorption tower 210 and the two of adsorption tower 213 rise the stage Continue entire sequential 5.

When the two down stage of adsorption tower 210 has just terminated and will enter three equal depression of order sections, i.e., adsorption tower 210 will During into sequential 6, the zonule 1 of rotating member 110 is overlapped with the zonule 6 of nonrotational part 120.At this point, subflow road 132a is just It disconnects, and will be connected with annular channel 056 with annular channel 057.When adsorption tower 210 enters sequential 6, annular channel 056 is It is connected with subflow road 132a, and annular channel 055 is connected with subflow road 132e at this time, and interlayer runner 006 is by annular channel 056 It is connected with annular channel 055, adsorption tower 210 is connected with adsorption tower 214, and adsorption tower 210 is in three equal depression of order sections, adsorption tower 214 The stage is risen in three.And subflow road 131a is still within off-state.

In this stage, due to subflow road 132a and annular channel 056 length and be 1 lattice, and subflow road 132e and ring The length of shape runner 055 and also for 1 lattice, therefore the three of the three of adsorption tower 210 equal depression of order sections and adsorption tower 214 rise continuing for stage Time is 1st/18th of entire timing cycles.Three equal depression of order sections of adsorption tower 210 and the three of adsorption tower 214 rise the stage Continue entire sequential 6.

When three equal depression of order sections of adsorption tower 210 have just terminated and will enter the inverse put stage, i.e. adsorption tower 210 will be into When entering sequential 7, the zonule 1 of rotating member 110 is overlapped with the zonule 7 of nonrotational part 120.At this point, subflow road 132a just with Annular channel 056 disconnects；And subflow road 131a will be connected with annular channel 033.When adsorption tower 210 enters sequential 7, subflow road 131a is connected with annular channel 033, and subflow road 132a is off, and adsorption tower 210 is in the inverse put stage.Reverse gas is by One interface 210a is successively behind subflow road 131a, annular channel 033, interlayer runner 002, annular channel 02, the 5th subflow road 135 It is discharged by inverse put air pipe 240.

In this stage, due to subflow road 131a and annular channel 033 length and be 2 lattice, therefore the inverse put of adsorption tower 210 The duration in stage is 2nd/18th of entire timing cycles.The inverse put stage of adsorption tower 210 continue entire sequential 7 to when Sequence 8.

When the inverse put stage of adsorption tower 210 has just terminated and will enter pump-down, i.e., adsorption tower 210 will enter During sequential 9, the zonule 1 of rotating member 110 is overlapped with the zonule 9 of nonrotational part 120.At this point, subflow road 131a also just with Annular channel 033 disconnects, and will be connected with annular channel 032.When adsorption tower 210 enters sequential 9, subflow road 131a and annular Runner 032 connects, and subflow road 132a is still within off-state, and adsorption tower 210 is in pump-down.Air is taken out by first interface 210a is successively by evacuating behind subflow road 131a, annular channel 032, interlayer runner 003, annular channel 04, the 6th subflow road 136 Pipeline 260 is discharged.

In this stage, due to subflow road 131a and annular channel 032 length and be 3 lattice, therefore the evacuation of adsorption tower 210 The duration in stage is 3rd/18th of entire timing cycles.The pump-down of adsorption tower 210 continue entire sequential 9 to when Sequence 11.

When the pump-down of adsorption tower 210 has just terminated and will enter three and rises the stage, i.e. adsorption tower 210 will be into When entering sequential 12, the zonule 1 of rotating member 110 is overlapped with the zonule 12 of nonrotational part 120.At this point, subflow road 131a is just It is disconnected with annular channel 032；Subflow road 132a will be connected with annular channel 055.When adsorption tower 210 enters sequential 12, annular Runner 055 is connected with subflow road 132a, and annular channel 056 is connected with subflow road 132c at this time, and interlayer runner 006 is by ring Shape runner 055 is connected with annular channel 056, and adsorption tower 210 is connected with adsorption tower 212, and adsorption tower 210 rises the stage in three, Adsorption tower 212 is in three equal depression of order sections.And subflow road 131a is off.

In this stage, due to subflow road 132a and annular channel 055 length and be 1 lattice, and subflow road 132c and ring The length of shape runner 056 and also for 1 lattice, therefore the three of adsorption tower 210 rise continuing for three equal depression of order sections of stage and adsorption tower 212 Time is 1st/18th of entire timing cycles.The three of adsorption tower 210 rise three equal depression of order sections of stage and adsorption tower 212 Continue entire sequential 12.

Just terminated when the three liter stages of adsorption tower 210, i.e., when adsorption tower 210 will enter sequential 13, rotating member 110 Zonule 1 overlapped with the zonule 13 of nonrotational part 120.At this point, subflow road 132a is just disconnected with annular channel 055.When Adsorption tower 210 enters sequential 13, and subflow road 131a and subflow road 132a is in off-state, i.e. the first of adsorption tower 210 connects Mouth 210a and second interface 210b is in off-state, and adsorption tower 210 does not carry out any absorption work.Adsorption tower 210 is somebody's turn to do State can continue entire sequential 13.

When adsorption tower 210 will enter sequential 14, the zonule 1 of rotating member 110 and the zonule 14 of nonrotational part 120 It overlaps.At this point, subflow road 132a will be connected with annular channel 054, annular channel 057 will also be connected with subflow road 131d. When adsorption tower 210 enter sequential 14, subflow road 132a i.e. connected with annular channel 054, annular channel 057 also with subflow road 131d Connection.Adsorption tower 210 rises the stage in two, and adsorption tower 213 is in the two down stage.And subflow road 131a is in and disconnects shape State.

In this stage, due to subflow road 132a and annular channel 054 length and be 1 lattice, and subflow road 132d and ring The length of shape runner 057 and also for 1 lattice, therefore the two of adsorption tower 210 rise continuing for stage and the two down stage of adsorption tower 213 Time is 1st/18th of entire timing cycles.The two of adsorption tower 210 rise stage and the two down stage of adsorption tower 213 Continue entire sequential 14.

Just terminated when the two liter stages of adsorption tower 210, i.e., when adsorption tower 210 will enter sequential 15, rotating member 110 Zonule 1 overlapped with the zonule 15 of nonrotational part 120.At this point, subflow road 132a is just disconnected with annular channel 054.When Adsorption tower 210 enters sequential 15, and subflow road 131a and subflow road 132a is in off-state, i.e. the first of adsorption tower 210 connects Mouth 210a and second interface 210b is in off-state, and adsorption tower 210 does not carry out any absorption work.Adsorption tower 210 is somebody's turn to do State can continue entire sequential 15.

When adsorption tower 210 will enter sequential 16, the zonule 1 of rotating member 110 and the zonule 16 of nonrotational part 120 It overlaps.At this point, subflow road 132a will be connected with annular channel 053, annular channel 058 will also be connected with subflow road 131e. When adsorption tower 210 enter sequential 16, subflow road 132a i.e. connected with annular channel 053, annular channel 058 also with subflow road 131e Connection.Adsorption tower 210 rises the stage in one, and adsorption tower 214 is in the one down stage.And subflow road 131a is in and disconnects shape State.

In this stage, due to subflow road 132a and annular channel 053 length and be 1 lattice, and subflow road 132e and ring The length of shape runner 058 and also for 1 lattice, therefore the one of adsorption tower 210 rises continuing for stage and the one down stage of adsorption tower 214 Time is 1st/18th of entire timing cycles.The one of adsorption tower 210 rises stage and the one down stage of adsorption tower 214 Continue entire sequential 16.

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 17, the zonule 1 of rotating member 110 is overlapped with the zonule 17 of nonrotational part 120.At this point, subflow road 132a It just disconnects, and will be connected with annular channel 052 with annular channel 053.When adsorption tower 210 enters sequential 17, annular channel 052 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 7th subflow road 137, annular channel 06, interlayer runner 007, annular channel 052, son Enter adsorption tower 210 through second interface 210b after runner 132a and final boosting processing is carried out to adsorption tower 210.In the present embodiment In, inflation eventually is non-adsorbed gas.

In this stage, due to subflow road 132a and annular channel 052 length and be 2 lattice, therefore adsorption tower 210 is final The duration of boost phase is 2nd/18th of entire timing cycles.The final boost phase of adsorption tower 210 continues entirely Sequential 17 and sequential 18.

Adsorption tower 210 completes a timing cycles as a result, if continuing, adsorption tower 210 is according to above-mentioned flow It is cycled.The sequential of other adsorption towers is similar to adsorption tower 210, other adsorption towers are in different sequential ranks as can be drawn from Table 1 The connection status and connection relation of section state in which and first flow 130, second flow channel 140 and entire pipeline.Specifically please With reference to table 1 and refering to Fig. 3 and Fig. 4, details are not described herein again.

It therefore deduces that：CO₂Purification system 1000 is by rotary valve 100 instead of wrong in traditional multi-pipeline technical process The sequencing valve of comprehensive complexity, the sequencing valve for making quantity various are successfully substituted by a rotary valve 100, realize a rotary valve 100 To entire CO₂Purification system 1000 switches over the purpose of control.By rotating the rotating member 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, greatly reduces equipment investment cost and peace Dress up this.And equipment installation is simplified, shorten the time loss of equipment installation and dismounting.Meanwhile it is rotated only by rotating The rotating member 110 of valve 100 can be realized to entire CO₂Connection between each adsorption tower and each pipeline of purification system 1000 The control and adjustment of relation, enormously simplify CO₂Workload and operating burden of the purification system 1000 when adsorbed state switches, Make to CO₂The control of purification system 1000 is more convenient, substantially increases production efficiency.Since valve reduced number is to 1, greatly Failsafe valve rate is reduced greatly, improves CO₂Purification system 1000 whole stability and security, reduce maintenance cost with Time loss.

CO₂Purification system 1000 can change the connection relation of whole system by rotating rotary valve 100, by adjusting with It is set in the rotating speed or adjustment timer of the driving motor of driving rotary valve 100, when can effectively reduce the cycling 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-controlled The limitation of threshold switch time can not accomplish that operating procedure run time is less than 2 seconds.And utilize CO₂Purification system 1000, by subtracting The circulation time of few timing cycles can be such that adsorbent is quickly adsorbed and De contamination, and then reduce the filling ruler of adsorbent It is very little.The volume of adsorption tower can be so greatly reduced, and is invested with this to reduce equipment cost.Further, since timing cycles Circulation time shortens, and the volume of adsorption tower is reduced, convenient for entire CO₂Purification system 1000 reduces manufacture and is mounted into sled This.

It should be noted that in other embodiments of the utility model, CO₂The structure of purification system can be different, Any one in whole loading line 250 or evacuation pipeline 260 and the sequential stage corresponding to it can be used as option, selection It is added to CO to property₂In purification system.And at this time adsorption tower quantity, first flow and second flow channel also to make accordingly variation and It deletes, time-scale also can be different.These deformations can show that details are not described herein again with reference to the above.

Further, in other embodiments of the utility model, the flows such as pre- absorption, displacement can also be added to CO₂In purification system, rise and can also be adjusted with the number dropped according to needs of production.Correspondingly, these are flowed The structure of first flow and second flow channel, time-scale can accordingly change after journey adds in, these changes can be according to above-mentioned suction Adsorption process principles and methods and combination table 1, Fig. 3 and Fig. 4 of attached tower 210 show that details are not described herein again.

Further, in the present embodiment, in order to improve the sealing effect between rotating member 110 and nonrotational part 120, turn The sealing element 300 for being equipped with to improve sealing effect close to one end of nonrotational part 120 of each annular channel of moving part 110, As shown in Figure 6.Sealing element 300 is located on each annular channel, sealing element 300 simultaneously with rotating member 110 and nonrotational part 120 It offsets and is interference fitted, sealing element 300 is connected to rotating member 110, and sealing element 300 is with relatively nonrotational 120 turns of the part of rotating member 110 It is dynamic.Sealing element 300 can further improve sealing effect, prevent gas from being escaped between referring to from rotating member 110 and nonrotational part 120, And the gas of different runners can further be prevented to be mixed, ensure the purity of gas.Specifically, in the present embodiment, it is close Sealing 300 is elastic seal ring.It should be noted that in the other embodiment of the utility model, sealing element 300 can also be It is located on one end of the close rotating member 110 of first flow 130.

In the other embodiment of the utility model, the quantity of adsorption tower can be different, and multiple the first of multiple adsorption towers Interface can also with the same first sub- flow passage, and multiple second interfaces of multiple adsorption towers also with same second son Flow passage.At this point, multiple adsorption towers are in same stage in same sequential.In other embodiments of the utility model, The first interface of same adsorption tower can also be simultaneously with the multiple first sub- flow passages, and the second of same adsorption tower connects Mouth also simultaneously with the multiple second sub- flow passages.At this point, multiple first flows and multiple second flow channel synchronizations are used to pair The gas of same adsorption tower is conveyed.

It should be noted that as shown in Table 1, in entire timing cycles, inverse put and final boosting are not each sequential All carrying out, but with certain timing intervals.Therefore, in the other embodiment of the utility model, 02 He of annular channel Can be by multiple cricoid annular channel structures of the circumferentially spaced fan along rotating member 110 in annular channel 06 each Into.The set-up mode of these spaced annular annular channels of fan is definite according to table 1, i.e., when respective stage occurs, accordingly The annular annular channel of fan just with corresponding sub- flow passage.Above-mentioned multiple circumferentially spaced fan rings along rotating member 110 Can be interconnected between shape annular channel and by same inverse put air pipe 240, whole loading line 250 or evacuation pipeline 260 are in communication with the outside；Or these multiple circumferentially spaced fan ring-type annular channels along rotating member 110 are each other simultaneously It does not connect, but the annular annular channel of each fan by an inverse put air pipe 240, whole loading line 250 or evacuates pipeline 260 To be in communication with the outside；It is not limited to this.

In other embodiments of the utility model, between interlayer runner 004, interlayer runner 005 and interlayer runner 006 It can also closely set as far as possible, to reduce shared space in the axial direction of rotating member 110, can so shorten rotary valve 100 Length.

In the other embodiment of the utility model, rotary valve can be different, and the rotating member 110 of rotary valve is fixed, Rotatable rather than rotating member 120 can not 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 rotating member 110, first flow at this time is different from first flow 130, First flow at this time is to enter rotating member 110 by the end of rotating member 110 and run through rotating member by the side wall of rotating member 110 110.It can be realized in this case, rotating nonrotational part 120 to CO₂The control of purification system.

In the still other embodiments of the utility model, rotating member is that column rather than rotating member are then arranged at rotating member End, rotating member can be rotated relative to nonrotational part.At this point, second flow channel is arranged on the end of the close nonrotational part of rotating member, the One runner runs through nonrotational part.In this case, rotating rotating member can also realize to CO₂The control of purification system.Similar deformation It is not listed herein.

In also some embodiments of the utility model, the shape of annular channel, which also differs, is set to fan ring-type or circular, Other shapes are can also be, as long as its corresponding effect can be realized.

It should be noted that in the embodiment of the utility model, time-scale is not unique, and time-scale can be according to reality Production is drafted and adjusted.After changing time-scale, correspondingly, first flow and second flow channel can also do corresponding tune It is whole.As long as making the structure of first flow and second flow channel and corresponding time-scale corresponding, and first flow, second flow channel two Person can show that details are not described herein again with the matching way of time-scale with reference to the above.In addition, the utility model other In embodiment, the evacuation in table 1 can be replaced by rinsing, correspondingly, the adsorbent in adsorption tower is then for adsorbing original The adsorbent rather than adsorbed gas of foreign gas in material gas then become CO₂, meanwhile, second flow channel and first flow are also required to Make the change in corresponding structure, and the flow passage structure when flow passage structure rinsed is carried out with absorption phase is similar, specifically reality The mode of applying is referred to the above and draws, also repeats no more herein.

On the other hand, in the embodiment of the utility model, the position of each interlayer runner and each annular channel and The order of setting is not changeless, and each interlayer runner and each annular channel can be adjusted flexibly according to actual needs Position and order.In addition, the position in each subflow road of first flow 130 is nor changeless, it can be according to reality Border situation is changed and adjusts, as long as ensureing that specific subflow road can connect i.e. with specific annular channel in particular moment It can.And these change and adjustment can be adjusted according to actual time-scale.

It it should be noted that can also be by least two CO₂Purification system 1000 is arranged in series to form CO₂Multistage purification system System, can so further improve product gas CO₂Purity.

In general, in the present embodiment, CO₂Purification system 1000 replaces traditional multi-pipeline technique by rotary valve 100 Complicated sequencing valve in the process realizes a rotary valve 100 while multiple pipelines is switched over the purpose of control.Drop Low cost, reduces failure rate, makes operation and control more convenient.

The present embodiment also provides a kind of gas handling system, which includes CO₂Purification system 1000.Gas Processing system replaces complicated sequencing valve in traditional multi-pipeline technical process using rotary valve is enough, at the same to multiple pipelines into Row switching control compared to traditional sequencing valve, significantly reduces the consumptive material of production equipment, reduces equipment investment cost, simultaneously It controls more convenient, reduces failure rate, reduce maintenance cost.

The present embodiment also provides a kind of CO₂Method of purification.The CO₂Method of purification includes rotating CO₂The rotating member of purification system So that in a rotation period of rotating member：At least one period, within the period, second flow channel will be at least one First subflow road and the 3rd sub- flow passage, and simultaneously by least one second subflow road and the 4th sub- flow passage.And at least There is another period, within the period, second flow channel is by least one first subflow road and the 5th sub- flow passage.

Further, CO₂Method of purification, which further includes, rotates CO₂The rotating member of purification system is so that in a rotation period： At least there are one the period, within the period, second flow channel is by least one first subflow road and the 6th sub- flow passage.

Further, CO₂Method of purification, which further includes, rotates CO₂The rotating member of purification system is so that in rotation period：At least There are one the period, within the period, second flow channel is by least one second subflow road and the 7th sub- flow passage.

CO provided in this embodiment₂Method of purification is easy to implement, easy to operate, by the rotating member for rotating rotary valve Realization is controlled and adjusted to the connection mode of the pipeline of whole system, is enormously simplified operation of the valve in switching and is born Load, makes the control to valve more convenient, the operating burden for avoiding while controlling a large amount of sequencing valves to bring.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of CO₂Purification system, which is characterized in that including raw material air pipe, non-adsorbed air pipe, inverse put air pipe, rotary valve With at least one adsorption tower；The adsorption tower has the first interface connected with its adsorbent chamber and second interface；The rotary valve Including nonrotational part and the rotating member that can be rotated relative to the nonrotational part, the nonrotational part has first through its side wall Runner, the first flow include the first subflow road, the second subflow road, the 3rd subflow road, the 4th subflow road and the 5th subflow road, The rotating member has a second flow channel, the first interface and the described first sub- flow passage, the second interface and described the Two sub- flow passages, the raw material air pipe and the 3rd sub- flow passage, the non-adsorbed air pipe and the described 4th son Flow passage, the inverse put air pipe and the 5th sub- flow passage；

The rotating member of the rotary valve is used to rotate relative to the nonrotational part, so that in a rotation of the rotating member In cycle：The second flow channel selectively communicates with the first subflow road and the 3rd subflow road, and simultaneously by described in Second subflow road is selectively communicated with the 4th subflow road, and for the single adsorption tower, first subflow The connection duration of the connection duration in road and the 3rd subflow road, the second subflow road and the 4th subflow road accounts for described / 6th of rotation period；The second flow channel selectively communicates with the first subflow road and 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 / 9th of phase.

2. CO according to claim 1₂Purification system, which is characterized in that the CO₂Purification system further includes evacuation pipeline, The first flow further includes the 6th subflow road, the evacuation pipeline and the 6th sub- flow passage；

The rotating member 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 in the 6th subflow road with the first subflow road, and for the single adsorption tower and Speech, the connection duration in the 6th subflow road and the first subflow road account for 1/6th of the rotation period.

3. CO according to claim 1 or 2₂Purification system, which is characterized in that the CO₂Purification system further includes whole inflation Pipeline, the first flow further include the 7th subflow road, the end loading line and the 7th sub- flow passage；

The rotating member 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 in the 7th subflow road with the second subflow road, and for the single adsorption tower and Speech, the 7th subflow road accounts for 1/9th of the rotation period with the connection duration in the second subflow road.

4. CO according to claim 1₂Purification system, which is characterized in that the first interface, the second interface, described Raw material air pipe, the non-adsorbed air pipe and the inverse put air pipe are connected with the nonrotational part.

5. CO according to claim 1₂Purification system, which is characterized 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 rotating member towards the one side away from the nonrotational part, described Annular channel is along the circumferentially disposed and described annular channel of the rotating member in fan ring-type or circular substantially, the annular flow The center of circle of circumference corresponding to road is located at the rotational axis line of the rotating member, and each interlayer runner is connected to few two institutes State annular channel；

The rotating member 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 and 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.

6. CO according to claim 5₂Purification system, which is characterized in that the rotating member includes multiple parallel and coaxially sets The elementary layer put, the axial line of multiple elementary layers overlap setting with the rotational axis line of the rotating member, each described Elementary layer is equipped at least one annular channel.

7. CO according to claim 5 or 6₂Purification system, which is characterized in that for any one subflow road and with the son For one annular channel of flow passage, along the circumferential direction of the rotating member, the length of the annular channel and the son The ratio that the sum of central angle number of degrees corresponding to aperture the two of runner account for all angle numbers is the first ratio, the subflow road and institute The ratio that the flow time of adsorption process when stating annular channel connection residing for corresponding adsorption tower accounts for a process cycle is second Ratio, first ratio and second ratio are of substantially equal.

8. CO according to claim 5₂Purification system, which is characterized in that the adsorption tower is multiple, first subflow Road is with the second subflow road also to be multiple, and each first subflow road is connected at least one first interface, each The second subflow road is connected at least one second interface, and the rotating member of the rotary valve is for relatively described non- Rotating member rotates, so that the second flow channel selectively connects in each second subflow road.

9. CO according to claim 8₂Purification system, which is characterized in that the adsorption tower, the first subflow road and institute It is 6 to state the second subflow road, and the first interface is connected with the first subflow road one-to-one corresponding, the second interface and institute It states the second subflow road and corresponds connection；

The rotating member 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 selectively communicates with, and a suction The second interface of attached tower and the connection duration of the second interface of other adsorption towers account for 1/3rd of the rotation period.

10. a kind of gas handling system, which is characterized in that including CO as claimed in any one of claims 1 to 9 wherein₂Purification system System.