CN105114368B - A kind of have the rotary work(exchanger extending influent stream corner structure - Google Patents
A kind of have the rotary work(exchanger extending influent stream corner structure Download PDFInfo
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- CN105114368B CN105114368B CN201510438597.2A CN201510438597A CN105114368B CN 105114368 B CN105114368 B CN 105114368B CN 201510438597 A CN201510438597 A CN 201510438597A CN 105114368 B CN105114368 B CN 105114368B
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Abstract
The invention discloses a kind of have the rotary work(exchanger extending influent stream corner structure, belong to fluid hydraulic recovery technical field.This exchanger includes rotor, upper stator and lower stator positioned at two ends of rotor, and rotor sleeve four part, wherein stator offers the collecting tank that becomes a mandarin extending corner structure, duct can be made in the handoff procedure between the low pressure connected region of high pressure connected region seal area, during velocity gradient change, barometric gradient significantly reduces, and the jet that can effectively reduce liquid blends.The rotary work(exchanger influent stream reasonable in design of the present invention, simple for production, the jet in duct can be effectively suppressed to blend, ensure the concentration quality of pressurized first liquid in pressure energy transmittance process, concentration value at high-pressure outlet is made in stability range, to ensure the Effec-tive Function of work(exchanger and membranous system.
Description
Technical field
The invention belongs to fluid hydraulic recovery technical field, it is related to a kind of rotary work(for withdrawal liquid pressure energy and hands over
Parallel operation is and in particular to a kind of have the rotary work(exchanger extending influent stream corner structure.
Background technology
There is the high-pressure fluid in a large number with recyclable overbottom pressure, its pressure energy can be carried out by work(exchanger in process industrial
Reclaim.By operation principle, work(switch can be divided into turbine type and positive displacement two class.
Turbine type work(exchanger relies on high-pressure fluid impact impeller, and impeller is connected by axle with booster pump.High pressure liquid physical ability
Amount through " pressure energy mechanical energy (shaft work) pressure energy " twice transformation, the most at last recycling excess pressure pass to need pressurize
Low-pressure fluid, organic efficiency only up to reach 70%.Its mainstream product is：First generation work(switch Mark Lewis-Francis pump
(Francis Turbine), second filial generation work(switch Perdipine is paused pump (Pelton Pump) and hydraulic turbine
(Turbocharger).All there is the secondary transmission of energy, so energy recovery efficiency reduces in its pressure energy removal process.
Rotary work(exchanger belongs to third generation positive displacement work(switch, and it utilizes height press liquid directly contact, passes
Pass pressure energy.Due to decreasing the middle conversion of mechanical energy, the organic efficiency of this type device is up to more than 95%.Its representativeness is produced
Product are the isave series external-drive work(exchanger of Danfoss company of Denmark, and the PX series self-driving type work(of ERI company of the U.S.
Exchanger.Due to liquid in exchanger directly contact, it will inevitably cause liquid blend, thus affecting pressurized liquid
The quality of body.Therefore, control liquid being blended is the major issue of rotary work(exchanger design all the time.
In existing rotary work(exchanger invention, mostly it is directed to the structure in duct and collecting tank passage distribution form is changed
Enter, blend and control how to ensure core dilution zone move distance not over duct overall length using regulating working conditions method.As China
Patent (CN101865191A) discloses a kind of work(exchanger in employing big L/D ratio duct, using the driving horse being connected with rotor
Reach regulation rotor speed, match with the volume flow of pressure-exchange fluid, remained in duct with realizing mixed zone.In
State's patent (CN101821482A) discloses the four port rotations that a kind of low pressure enters flowing liquid straight line influent stream in stator collecting tank
Formula work(switch it is believed that when straight line becomes a mandarin interface blending can reduce, but the only responsible high pressure of the now rotation of rotor
Enter flowing liquid.In above-mentioned design, stator collecting tank passage is fully aligned, and with the rotation of rotor, duct is with collecting tank at a high speed
Cut and close, flow area drastically changes, the phenomenon that jet blends is not improved.
United States Patent (USP) (US6773226) and Chinese patent (CN101925749A) disclose and carry ball in a kind of rotor duct
The work(exchanger of type piston, the contact that this design can intercept between different fluid in theory completely blends, but entity piston
Introduce, do not occupy duct space, reduce the volumetric efficiency in duct, increased the friction between slide unit and shock again,
Make complex structure, reliability is poor, therefore this structure hardly results in application in practice.
Content of the invention
For the defect overcoming above-mentioned prior art to exist, it is an object of the invention to provide one kind has extension influent stream angle
The rotary work(exchanger of structure, this rotary work(exchanger influent stream reasonable in design, simple for production, can effectively suppress hole
Jet in road blends it is ensured that the concentration quality of first liquid pressurized in pressure energy transmittance process is so that at high-pressure outlet
Concentration value, in stability range, ensures the Effec-tive Function of work(exchanger and membranous system.
The present invention is to be achieved through the following technical solutions：
The invention discloses a kind of have the rotary work(exchanger extending influent stream corner structure, including same outside rotor and rotor
The sleeve that axle sleeve sets, rotor be respectively arranged at two ends with stator and lower stator, be provided with axis hole at rotor axis, be equipped with axis hole
The rotor center axle upper stator, lower stator and rotor being connected；It is respectively provided with sealed end outside upper stator and lower stator
Lid and lower end cover, upper and lower end cover and sleeve cooperation constitute seal cavity；
The rotor duct of some insertions is laid on rotor, upper stator and lower stator all opens up and becomes a mandarin collecting tank and go out stream
Collecting tank, two collecting tanks are distributed in the same center circle of stator axis both sides, and several through holes laid with rotor
Road is connected；The collecting tank that becomes a mandarin is helical channel structure, and going out adfluxion liquid bath is long straight passage structures, and the collecting tank end face that becomes a mandarin covers
Rotor duct number be more than adfluxion liquid bath end face covering rotor duct number, become a mandarin collecting tank along rotor extend being capable of shape
Become to extend stream corner structure.
The collecting tank that becomes a mandarin of upper stator is connected with low-pressure fluid inlet, and the adfluxion liquid bath that goes out of upper stator is gone out with highly pressurised liquid
Mouth is connected；The collecting tank that becomes a mandarin of lower stator is connected with highly pressurised liquid entrance, lower stator go out adfluxion liquid bath and low pressure liquid
Outlet is connected.
The end face of upper stator and lower stator is equipped with long straight flute and ring-shaped groove；Ring-shaped groove is with axle center as the center of circle
It is laid in axle center periphery, long straight flute is extended internally until being connected with ring-shaped groove from stator periphery.The quantity of long straight flute and
Distributing position can be adjusted according to practical situation.
The collecting tank that becomes a mandarin can form, along positive extension of rotor, the angle of strike that becomes a mandarin clockwise, and the collecting tank that becomes a mandarin is reverse along rotor
Extension can form the angle of strike that becomes a mandarin counterclockwise.
The rotor duct of some insertions laid in rotor circumference is diameter identical circle duct.
The axis in rotor duct and the centerline parallel of rotor shaft hatch.
The position that upper stator, lower stator are connected with rotor is provided with the O-ring seal being prevented from circumference leakage.
The position that upper stator, lower stator are connected with rotor center axle is provided with mechanical sealing member.
Upper end cover, upper stator are all connected with sleeve by fastening bolt with lower end cover, lower stator.
Rotor center axle is connected with external motor, being capable of rotor driven rotation.
Compared with prior art, the present invention has following beneficial technique effect：
Rotary work(exchanger with extension influent stream corner structure disclosed by the invention, opens up with angle of strike on stator
The collecting tank that becomes a mandarin, the port of this collecting tank that becomes a mandarin can be carried out along positive, the reverse or positive and negative both direction of rotor direction of rotation
Extend.The rotor duct number that the collecting tank end face that becomes a mandarin covers is more than the rotor duct number of adfluxion liquid bath end face covering, can
Make rotor duct in the handoff procedure between the-seal area-low pressure connected region of high pressure connected region, when velocity gradient increases, pressure
Power gradient significantly reduces, and the jet that can reduce liquid well blends.Meanwhile, in the case that volume flow is certain, have and prolong
The mean flow rate of the collecting tank end face that becomes a mandarin of hade structure reduces, and is beneficial to the laminar flow control in duct so that the in rotor duct
Mixability between one liquid and second liquid effectively reduces.The collecting tank that becomes a mandarin is helical duct, provides part rotation tangential force,
Going out adfluxion liquid bath is long straight channel, reduces flow losses.Meanwhile, the collecting tank that becomes a mandarin has extension corner structure, going out corresponding thereto
Adfluxion liquid bath does not have extension corner structure, and the area of the collecting tank end face therefore on axial direction is unequal.The present invention does not need
Change the rotor structure of work(exchanger, only need to directly open up on stator and there is the collecting tank realization blending extending influent stream corner structure
Control, liquid pressure energy recovery is carried out using isobaric exchange principle, its structure is simply easily realized, and operating flexibility is strong.
Further, the present invention opens fluted fluid dynamic sealing technology using stator faces, contactless in order to constitute
Sealing, reduces fluid in the circumferential crossfire of end face and leakage.Rotor and stator gap are lubricated support using the liquid being full of,
So that while reducing leakage and crossfire, reducing frictional resistance, ensure the steady running of rotor.
Further, the rotor center axle of the present invention has been respectively mounted mechanical sealing member in upper stator and lower stator, in order to
Stop axial leakage, simultaneously circumferentially positioned to rotor.Upper stator, lower stator are connected with sleeve by fastening bolt, play fixation
Effect, and form airtight working cavity.Upper stator, lower stator are provided with O-ring seal, are prevented from circumference leakage.
Further, the present invention adopts based on motor external-drive, the multiple type of drive supplemented by fluid self-driving type, so i.e.
Rotating speed can be adjusted control by practical operation situation, the stability of equipment operation can be improved again, reduce motor power consumption.
Brief description
Fig. 1 is the structural representation with the rotary work(exchanger extending influent stream corner structure of the present invention；
Fig. 2 is to have the stator structure schematic diagram extending influent stream corner structure；
Fig. 3 is the rotor structure schematic diagram of the present invention；
Fig. 4-1 is the upper stator schematic diagram with extension influent stream corner structure of the present invention；
Fig. 4-2 is the upper stator structure sectional view of the present invention；
Fig. 5-1 is the lower stator schematic diagram with extension influent stream corner structure of the present invention；
Fig. 5-2 is the lower stator structure sectional view of the present invention；
Fig. 6 is the rotary work(exchanger perspective view with extension influent stream corner structure of the present invention.
Wherein, 1 is upper end cover；2 is upper stator；3 is rotor；4 is lower stator；5 is lower end cover；6 is rotor
Duct；7 is the collecting tank that becomes a mandarin；8 is adfluxion liquid bath；9 is sleeve；10 is O-ring seal；11 is mechanical sealing member；12 is to turn
Subcenter axle；13 is highly pressurised liquid entrance；14 is highly pressurised liquid outlet；15 is low-pressure fluid inlet；16 is low pressure liquid outlet；
17 is fastening bolt；18 is the angle of strike that becomes a mandarin clockwise；19 is the angle of strike that becomes a mandarin counterclockwise；20 is long straight flute；21 is annular
Groove；22 is rotor shaft hatch.
Specific embodiment
With reference to specific embodiment, the present invention is described in further detail, described be explanation of the invention and
It is not to limit.
Referring to Fig. 1 and Fig. 6, the present invention has the rotary work(exchanger arrangement extending influent stream corner structure, including opening up
There is the rotor 3 in round rotor duct 6, positioned at upper stator 2 and the lower stator 4 of rotor 3 upper/lower terminal, and 9 four portions of sleeve
Point.Upper stator 2 and low-pressure fluid inlet 15 and highly pressurised liquid outlet 14 are connected, lower stator 4 and highly pressurised liquid entrance 13 and low
Press liquid outlet 16 is connected.Upper stator 2 is connected by rotor center axle 12 with rotor 3 with lower stator 4, rotor center axle
12 play the supporting role to rotor 3, and are connected with external motor, and rotor driven rotates.Rotor center axle 12 is in upper stator 2
It has been respectively mounted mechanical sealing member 11 with lower stator 4, in order to stop axial leakage, simultaneously circumferentially positioned to rotor 3.Upper stator 2,
Lower stator 4 is connected with sleeve 9 by fastening bolt 17, plays fixation, and forms airtight working cavity.Upper stator 2, under
Stator 4 is provided with O-ring seal 10, prevents circumference leakage.
Referring to Fig. 2, upper stator 2, lower stator 4 all offer the collecting tank 7 that becomes a mandarin that setting extends influent stream corner structure.Become a mandarin
Collecting tank 7 can form, along positive extension of rotor 7, the angle of strike 18 that becomes a mandarin clockwise, and the collecting tank 7 that becomes a mandarin is along the oppositely extending energy of rotor 3
Enough formation becomes a mandarin angle of strike 19 counterclockwise, and the relative stator in collecting tank 7 extension is entity structure with becoming a mandarin, and does not connect out
Adfluxion liquid bath 8, during ensureing that in rotor duct 6, flow regime changes, pressure consistent with the collecting tank 7 that becomes a mandarin so that pressure
Power gradient reduces.Meanwhile, upper stator 2, all offer long straight flute 20 and ring-shaped groove 21, in order to constitute non-connecing on lower stator 4
Touch seals, and reduces fluid in the circumferential crossfire of end face and leakage.
Referring to Fig. 3, the rotor 3 of the present invention is laid with the rotor duct 6 of some insertions.In figure with 12 manholes is
Example is explained, and circular rotor duct 6 is respectively provided with identical diameter, is distributed in same center circle, axis direction and rotor
Axis hole 22 centerline parallel, rotor center axle 12 passes through axis hole 22.
Referring to Fig. 4-1 and Fig. 4-2, upper stator 2 includes with the collecting tank 7 that becomes a mandarin extending corner structure, and goes out adfluxion liquid
Groove 8.The collecting tank 7 that becomes a mandarin is connected with low-pressure fluid inlet 15, goes out adfluxion liquid bath 8 and is connected with highly pressurised liquid outlet 14, two collection
Liquid bath is distributed in the same center circle inside stator, and wherein going out adfluxion liquid bath 8 is long straight channel, and the collecting tank 7 that becomes a mandarin has spiral shell
Rotation passage, the wall through this channel impulse rotor duct 6 for the fluid, thus provide part rotor rotation required tangential force.Become a mandarin
Collecting tank 7 can be extended along positive, the reverse or positive and negative both direction of rotor direction of rotation.In figure is with same to both direction
As a example Shi Yanshen, the collecting tank 7 that becomes a mandarin with angle of strike covers two rotor ducts than the relative adfluxion liquid bath more than 8 that goes out just.
Referring to Fig. 5-1 and Fig. 5-2, the collecting tank distribution after lower stator 4 rotates 180 ° is distributed one with the collecting tank of upper stator 2
Cause, that is, play stator 4 become a mandarin collecting tank and upper stator 2 to go out adfluxion liquid bath corresponding, and be connected with highly pressurised liquid entrance.Under
Stator 4 to go out adfluxion liquid bath relative with the collecting tank that becomes a mandarin of upper stator 2, and be connected with low pressure liquid outlet.
The work process of the present invention is as follows：
Motor rotates through rotor center axle 12 rotor driven 3, and rotor 3 rotating speed can be adjusted by motor.Low pressure is first-class
Body flows through the collecting tank 7 that becomes a mandarin of upper stator 2 through low-pressure fluid inlet 15, enters in the rotor duct 6 being located at rotor 3, and via
The adfluxion liquid bath 8 that goes out of lower stator 4 discharges low pressure liquid outlet 16.This stage fills the stage for duct.
After all ducts all fill full low pressure first liquid, it is lower fixed that high pressure second liquid enters through highly pressurised liquid entrance 13
Son 4 become a mandarin in collecting tank 7, enters in rotor duct 6 along spiral channel, provides partially tangentially power for rotor 3, simultaneously to turning
In sub-aperture road, the low pressure first liquid of filling is pressurizeed, and first liquid has reclaimed pressure liter after the pressure energy of second liquid
Height, and via highly pressurised liquid outlet 14 discharge.This stage is the duct pressure period.
With the rotation of rotor 3, rotor cell ends are separated with outlet collecting tank, and are connected with stator, and rotor duct turns
Enter seal area, the liquid axial location in rotor duct no longer changes.This stage is the channel seal stage.
After rotor duct proceeds to the connected region of circumference opposite side, low pressure first fluid is flowed through by low-pressure fluid inlet 15
The collecting tank that becomes a mandarin of stator 2 enters in duct 6, and the second liquid of the pressure release in duct is reversely released low pressure liquid outlet
16.This stage is the duct pressure release stage.
Subsequently rotor duct is again introduced into the sealing stage, and completes a swing circle.All comprise once in each cycle
Pressurization stages and pressure release stage, the continuous of pressure recovery process between first liquid and second liquid is ensured with this.
Due to first liquid and second liquid directly contact in duct, by the inevitable blending occurring between liquid,
The present invention be used for control blend extension influent stream corner structure operation principle be：
After terminating in the sealing stage, rotor duct arrival end is connected with the collecting tank that becomes a mandarin with extension corner structure first
Touch, the pressure in rotor duct is rapidly consistent with inlet pressure, the subsequent rotor hole road port of export rotates to going out adfluxion liquid bath and connects
Position, the liquid in rotor duct flows, but now barometric gradient in advance reduce so that the flowing in rotor duct more
Tend to laminar flow laminar flow, thus reduce jet blending.In the same manner, when the rotor hole road port of export leaves out adfluxion liquid bath, rotor hole
Road arrival end is remained in that and is connected with the collecting tank that becomes a mandarin, and effect is similar.Meanwhile, volume flow one timing, has extension corner structure
The collecting tank end face that becomes a mandarin mean flow rate reduce, also make the mixability between first liquid and second liquid in rotor duct
Reduce.
The present invention, in addition to being controlled using extension influent stream angle and blending, still can be carried out auxiliary using regulating working conditions method and blend tune
Section.Because type of drive adopts based on motor external-drive, multiple type of drive supplemented by fluid self-driving type, the present invention can by
Dispensing rotor rotating speed, with by the volume flow of the collecting tank that becomes a mandarin, to ensure that core dilution zone move distance is total not over duct
Long, thus preventing from seriously blending the generation of phenomenon.
In sum, the stator of the present invention offers the collecting tank that becomes a mandarin extending corner structure, can make duct in high pressure even
In handoff procedure between logical area-seal area-low pressure connected region, during velocity gradient change, barometric gradient significantly reduces, can be effective
The jet reducing liquid blends.Meanwhile, in the case that volume flow is certain, there is the collecting tank end face that becomes a mandarin extending corner structure
Mean flow rate reduce, be beneficial to the Laminar Flow in duct.Additionally, the present invention adopts based on motor external-drive, fluid self-driving type
Supplemented by multiple type of drive, may also be employed regulating working conditions method carry out auxiliary blend adjust.Due in duct first liquid with
Mixability between second liquid effectively reduces, and this invention ensures that the dense of pressurized first liquid in pressure energy transmittance process
Degree quality, is beneficial to the Effec-tive Function of work(exchanger and membranous system.
Claims (10)
1. a kind of have the rotary work(exchanger extending influent stream corner structure it is characterised in that including rotor (3) and rotor (3)
Outer coaxially sheathed sleeve (9), rotor (3) be respectively arranged at two ends with stator (2) and lower stator (4), set at rotor (3) axle center
There is axis hole (22), in axis hole (22), be equipped with the rotor center axle upper stator (2), lower stator (4) and rotor (3) being connected
(12)；It is respectively provided with upper end cover (1) and lower end cover (5), upper and lower sealed end outside upper stator (2) and lower stator (4)
Lid and sleeve (9) cooperation constitute seal cavity；
The upper rotor duct (6) laying some insertions of rotor (3), all opens up, on upper stator (2) and lower stator (4), the liquid collecting that becomes a mandarin
Groove (7) and go out adfluxion liquid bath (8), two collecting tanks are distributed in the same center circle of stator axis both sides, and with rotor (3) cloth
If the rotor duct (6) of several insertions be connected；The collecting tank (7) that becomes a mandarin is helical channel structure, and going out adfluxion liquid bath (8) is
Long straight passage structures, the rotor duct number that the collecting tank that becomes a mandarin (7) end face covers is more than turning of adfluxion liquid bath (8) end face covering
Sub-aperture road number, the collecting tank that becomes a mandarin (7) extends along rotor (3) and can form extension influent stream corner structure.
2. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that upper stator
(2) the collecting tank that becomes a mandarin (7) is connected with low-pressure fluid inlet (15), upper stator (2) go out adfluxion liquid bath (8) and highly pressurised liquid
Outlet (14) is connected；The collecting tank that becomes a mandarin (7) of lower stator (4) is connected with highly pressurised liquid entrance (13), the going out of lower stator (4)
Adfluxion liquid bath (8) is connected with low pressure liquid outlet (16).
3. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that upper fixed
It is equipped with long straight flute (20) and ring-shaped groove (21) on the end face of sub (2) and lower stator (4)；Ring-shaped groove (21) with axle center is
The center of circle is laid in axle center periphery, and long straight flute (20) is extended internally until being connected with ring-shaped groove (21) from stator periphery.
4. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that entering adfluxion
Liquid bath (7) can form, along positive extension of rotor (3), the angle of strike (18) that becomes a mandarin clockwise, and the collecting tank that becomes a mandarin (7) is anti-along rotor (3)
The angle of strike (19) that becomes a mandarin counterclockwise can be formed to extending.
5. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that rotor
(3) the rotor duct (6) of some insertions laid on circumference is diameter identical circle duct.
6. have according to claim 1 or 5 and extend the rotary work(exchanger of influent stream corner structure it is characterised in that turning
The axis in sub-aperture road (6) and the centerline parallel of rotor shaft hatch (22).
7. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that upper stator
(2), the position that lower stator (4) is connected with rotor (3) is provided with the O-ring seal (10) being prevented from circumference leakage.
8. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that upper stator
(2), the position that lower stator (4) is connected with rotor center axle (12) is provided with mechanical sealing member (11).
9. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that upper sealing
End cap (1), upper stator (2) are all connected with sleeve (9) by fastening bolt (17) with lower end cover (5), lower stator (4).
10. according to claim 1 have the rotary work(exchanger extending influent stream corner structure it is characterised in that rotor
Central shaft (12) is connected with external motor, being capable of rotor driven (3) rotation.
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| CN201510438597.2A CN105114368B (en) | 2015-07-23 | 2015-07-23 | A kind of have the rotary work(exchanger extending influent stream corner structure |
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| CN201510438597.2A CN105114368B (en) | 2015-07-23 | 2015-07-23 | A kind of have the rotary work(exchanger extending influent stream corner structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10995773B2 (en) | 2016-10-03 | 2021-05-04 | Energy Recovery, Inc. | System for using pressure exchanger in mud pumping application |
| CN109316967B (en) * | 2018-10-12 | 2024-02-23 | 中国矿业大学 | Self-driven double-turntable type energy recovery device |
| CN109550399B (en) * | 2018-12-10 | 2023-09-19 | 中国矿业大学 | High-throughput rotor type energy recovery device |
| US10933375B1 (en) | 2019-08-30 | 2021-03-02 | Fluid Equipment Development Company, Llc | Fluid to fluid pressurizer and method of operating the same |
| CN110762068A (en) * | 2019-10-25 | 2020-02-07 | 长江大学 | Rotary pressure energy recovery equipment with variable runner pipe diameter and wide working condition |
| CN113037015B (en) * | 2021-03-05 | 2022-05-13 | 博朗普特工业设备(苏州)有限公司 | Active shielding isobaric motor exchanger integrated energy recovery device |
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| JPS5184410A (en) * | 1975-01-22 | 1976-07-23 | Mitsubishi Heavy Ind Ltd | ATSURYOKUHENKANSOCHI |
| EP2078867A1 (en) * | 2007-12-11 | 2009-07-15 | Grundfos Management A/S | Pressure exchanger for transferring pressure energy from one liquid flow to another liquid flow |
| CN101865192A (en) * | 2010-06-08 | 2010-10-20 | 杭州帕尔水处理科技有限公司 | Work-exchange type energy recovery device |
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| CN105114368A (en) | 2015-12-02 |
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