CN107436223A - Inner tube planetary motion inducing fluid plane flows measurement experiment device and experimental method - Google Patents
Inner tube planetary motion inducing fluid plane flows measurement experiment device and experimental method Download PDFInfo
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- CN107436223A CN107436223A CN201710653118.8A CN201710653118A CN107436223A CN 107436223 A CN107436223 A CN 107436223A CN 201710653118 A CN201710653118 A CN 201710653118A CN 107436223 A CN107436223 A CN 107436223A
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- inner tube
- planetary motion
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- power transmission
- transmission shaft
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
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- General Physics & Mathematics (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The present invention relates to inner tube planetary motion inducing fluid plane flowing measurement experiment device and experimental method, the power transmission shaft of the wherein inner tube revolution device of inner tube planetary motion inducing fluid plane flowing measurement experiment device passes through fixed hub support righting, power transmission shaft upper end connects alternating current generator by synchronous belt drive mechanism, power transmission shaft lower end is fixedly connected with rotating disk, and rotating disk is provided with tuningout through hole;The inner and outer pipes of inner tube rotating device are stretched into lucite tube by transmission polished rod and formed, and perspex bar is fixed in the lower end for being driven polished rod, and rotation reductor is fixed under rotating disk by tuningout through hole, rotation reductor connection transmission polished rod;The dual pulse welding of PIV measurement apparatus is arranged on the outside of lucite tube, and CCD camera is placed in the underface of lucite tube, and dual pulse welding, CCD camera connect computer by isochronous controller.The present invention is used for the simulation for realizing Plane Fluid Field and PIV technologies carry out the measurement in flow field.
Description
Technical field
The present invention relates to the planar flow that inner tube planetary motion in oil drilling or ground driving screw pump oil recovery process induces
The measurement of field, and in particular to inner tube planetary motion inducing fluid plane flows measurement experiment device and experimental method.
Background technology
In oil drilling or ground driving screw pump oil recovery process, drill string is in well or sucker rod is in oil pipe(Bore
Post or sucker rod are referred to as inner tube), while being rotated around own axes, due to the bending of hole deviation or inner tube, also around outer axial tube
Line revolves round the sun, i.e. the planetary motion of inner tube.Flowing law in annular space of the fluid under inner tube planetary motion, for studying drilling fluid
Or the friction torque of fluid, fluid pressure consumption etc. all right and wrong suffered by the hydraulic parameters of Produced Liquid, the large rock-carrying ability of drilling fluid, inner tube
It is often important.However, the experimental provision of inner tube planetary motion and the PIV in flow field are not yet found at present(Particle Image
Velocimetry)Measurement.Flowing of the fluid in the annular space of inner tube planetary motion is Three-dimensional Flow, and annular space axially flows at present
Flow field analysis it is relatively more, including analytic solutions, approximate analytic solution, analog simulation, PIV measurement etc. and for Plane Fluid Field, removes
Outside Cui Haiqing et al. Finite Difference Solutions and the FLUENT flow field simulations of a small number of scholars, also do not find that PIV is measured, therefore, setting
The experimental provision of inner tube planetary motion inducing fluid plane flowing is counted and PIV technologies carries out the measurement in flow field.
The content of the invention
It is an object of the present invention to provide inner tube planetary motion inducing fluid plane to flow measurement experiment device, this interior
Pipe planetary motion inducing fluid plane flowing measurement experiment device is used for the simulation for realizing Plane Fluid Field and PIV technologies carry out flow field
Measurement, it is a further object to provide this inner tube planetary motion inducing fluid plane flowing measurement experiment device
Experimental method.
The technical solution adopted for the present invention to solve the technical problems is:This inner tube planetary motion inducing fluid planar flow
Dynamic measurement experiment device includes experimental provision main body, inner tube revolution device, inner tube rotating device, PIV measurement apparatus, experimental provision
Main body is framework, and inner tube revolution device includes power transmission shaft, fixed hub, rotating disk, power transmission shaft by fixed hub support righting, Gu
Dead axle set is installed on experimental provision body top, and power transmission shaft upper end connects alternating current generator, power transmission shaft by synchronous belt drive mechanism
Lower end is fixedly connected with rotating disk, and rotating disk is provided with tuningout through hole;Inner tube rotating device includes direct current generator, rotation reductor, interior
Outer tube, inner and outer pipes are stretched into lucite tube by transmission polished rod and formed, and perspex bar is fixed in the lower end for being driven polished rod, from
Turn reductor to be fixed under rotating disk by tuningout through hole, rotation reductor connection transmission polished rod, lucite tube is fixed on reality
Experiment device lower body part;The dual pulse welding of PIV measurement apparatus is arranged on the outside of lucite tube, and dual pulse welding is with having
Machine glass bar is correspondingly arranged, and CCD camera is placed in the underface of lucite tube, and dual pulse welding, CCD camera pass through synchronization
Controller connects computer.
Experimental provision main body includes top plate, two laminates, bottom plate in such scheme, and top plate, two laminates, bottom plate are welded on four
On root post, cubic cylinder formula framework is formed.
Fix revolution reductor and alternating current generator in such scheme in experimental provision main body on top plate, consolidate built in top plate through hole
Dead axle set, middle web and the top plate of fixed hub are bolted, and the bottom flap of fixed hub and two laminates pass through spiral shell
Bolt is fixed;Experimental provision main body bottom plate is bolted support flange, and lucite tube is fixed on support flange.
The top of fixed hub and bottom respectively set an alignment bearing in such scheme, and thrust bearing is located at two rightings
Between bearing, the alignment bearing of bottom is arranged on alignment bearing base, is set on the middle web and bottom flap of fixed hub
There is screwed hole;Power transmission shaft is placed in the middle by two alignment bearings in fixed hub, by thrust bearing support in fixed hub,
Power transmission shaft lower end is connected with rotating disk by pin key.
In such scheme synchronous belt drive mechanism by timing belt be looped around two synchronizing wheels between form, it is one of synchronous
Wheel connection power transmission shaft, another synchronizing wheel connection revolution reductor, revolution reductor connection alternating current generator.
Battery case is welded with below such scheme turntable, battery is arranged in battery case, battery connection direct current generator, battery
Battery in box protection rotation.
The experimental method of above-mentioned inner tube planetary motion inducing fluid plane flowing measurement experiment device:
1)The eccentric distance of inner tube is adjusted, and it is fixed, testing liquid is irrigated into outer tube;
2)The position of dual pulse welding is adjusted, is allowed to laser of playing well, also cross lucite tube and inner tube lower end
Perspex bar, adjustment CCD camera shoot plane to be measured vertically upward;
4)Inner tube rotation controller switches are opened, adjust inner tube sense of rotation and rotating speed;
5)Open inner tube revolution controller switches, adjustment inner tube revolution direction and rotating speed;
6)Open computer and carry out data collection and analysis;
7)After experiment terminates, first stop inner tube revolution, then stop inner tube rotation, close power supply;
8)Keep CCD camera well, bleed off the liquid in outer tube.
The invention has the advantages that:
1st, the present invention realize in drilling process drill string planetary motion or ground driving screw pump recover the oil in sucker rod planetary motion
The development of the indoor experimental apparatus of the fluid level flowing induced, analyze the flow field for researcher or scholar and obtain experiment number
Help is tested according to providing, the theoretical abundant offer experiment of Fluid Mechanics is supported.
2nd, the PIV technologies measurement that the present invention is realized and analysis conclusion, are advantageous to testing for Hydrodynamics Theory result
Card, while beneficial to the selection of numerical simulation software, more conducively instruct live practical application.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the stereochemical structure sectional view that fixed hub and drive shaft cartridge are matched somebody with somebody in the present invention.
Fig. 3 is the three-dimensional structure diagram of turntable of the present invention.
In figure:1 power transmission shaft;2 fixed hubs;3 top plates;4 two laminates;5 columns;6 rotating disks;7 batteries;8 transmission polished rods;9
Lucite tube;10 dual pulse weldings;11 computers;12 isochronous controllers;13 synchronizing wheels;14 timing belts;15 revolution are slowed down
Machine;16 alternating current generators;17 rotation reductors;18 direct current generators;19 electric wires;20 perspex bars;21 support flanges;22 bottom plates;
23CCD cameras;24 bottom flaps;25 alignment bearings;26 pin keies;27 thrust bearings;28 alignment bearing bases;29 tuningout through holes.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings:
With reference to shown in Fig. 1, Fig. 2, Fig. 3, this inner tube planetary motion inducing fluid plane flowing measurement experiment device includes experiment
Apparatus main body, inner tube revolution device, inner tube rotating device, PIV measurement apparatus, experimental provision main body are framework, and inner tube revolution fills
Put and reality is installed on by the support righting of fixed hub 2, fixed hub 2 including power transmission shaft 1, fixed hub 2, rotating disk 6, power transmission shaft 1
Experiment device body top, the upper end of power transmission shaft 1 connect alternating current generator 16 by synchronous belt drive mechanism, and power transmission shaft 1 passes through pin key 26
It is connected with rotating disk 6, rotating disk 6 is provided with the eccentric throw that tuningout through hole 29 adjusts inner tube, that is, adjusts inner tube revolution-radius, pass through adjustment
The integral position of reductor and inner tube, eccentric throw of the regulation inner tube in outer tube, the bolt in tuningout through hole 29 slow down rotation
Machine 17 is fixed under rotating disk 6;The top and bottom of fixed hub 2 respectively set an alignment bearing 25, and thrust bearing 27 is located at two
Between individual alignment bearing 25, power transmission shaft 1 by the support of thrust bearing 27 in fixed hub 2, in the work of upper and lower alignment bearing 25
With lower placed in the middle, the alignment bearing 25 of bottom is arranged on alignment bearing base 28, the middle web and bottom flap of fixed hub 2
24 are provided with screwed hole;Power transmission shaft 1 is placed in the middle by two alignment bearings 25 in fixed hub 2, passes through the support of thrust bearing 27
In in fixed hub 2, the lower end of power transmission shaft 1 is connected with rotating disk 6 by pin key 26.Synchronous belt drive mechanism is looped around by timing belt 14
Formed between two synchronizing wheels 13, one of synchronizing wheel 13 connects power transmission shaft 1, another connection of synchronizing wheel 13 revolution reductor
15, revolution reductor 15 connects alternating current generator 16.Synchronizing wheel 13 is interference fit with power transmission shaft 1 with output shaft, synchronizing wheel 13,
Synchronizing wheel 13 on output shaft drives the synchronizing wheel 13 on power transmission shaft 1 to rotate under the transmission of timing belt 14, rotating speed and rotation side
Controlled to by AC motor control.Rotating disk 6 hangs inner tube rotating device below by bolt.
Inner tube rotating device includes direct current generator 18, rotation reductor 17, inner and outer pipes, and inner and outer pipes are stretched by transmission polished rod 8
Enter and formed in lucite tube 9, transmission polished rod 8 upper end is provided with saddle and keyway, passes through and is suspended on reductor, and transmission is thrown
Perspex bar 20 is fixed in the lower end of polished rod 8, is driven polished rod 8 and 20 concentric screwed connection of perspex bar, rotation reductor
17 are fixed under rotating disk 6 by tuningout through hole 29, and the connection transmission polished rod 8 of rotation reductor 17, rotation reductor 17 passes through key
Drive the transmission rotation of polished rod 8;Outer tube is lucite tube, is placed on the saddle in support flange 21, by glass cement with holding
Support flange 21 is fixed.Rotating disk 6 is welded with battery case below, and battery 7 is arranged in battery case, and battery 7 connects direct current generator 18, battery
Battery 7 in box protection rotation.It is that direct current generator 18 is powered by electric wire 19, inner tube rotation is controlled from transcoder controller by inner tube
Rotating speed and direction of rotation, rotation reductor 17 by key drive transmission polished rod 8 rotate.
PIV measurement apparatus is by computer 11, isochronous controller 12, dual pulse welding 10, CCD(Charge Coupled
Device)Camera 23 is formed, and dual pulse welding 10 is arranged at the outside of lucite tube 9, dual pulse welding 10 and organic glass
Glass rod 20 is correspondingly arranged, and CCD camera 23 is placed in the underface of lucite tube 9, and dual pulse welding 10, CCD camera 23 are logical
Cross isochronous controller 12 and connect computer 11, connect electric wire and data wire, computer 11 controls isochronous controller 12, Synchronization Control
The Synchronization Control dual pulse welding 10 of device 12, the start and stop of CCD camera 23, dual pulse welding 10 send illuminated with laser light lucite tube
The horizontal plane in region to be measured in 9, CCD camera 23 is vertical with laser sheet optical to be shot from bottom to top, is gathered and is stored view data
Onto computer 11.
Experimental provision main body includes top plate 3, two laminates 4, bottom plate 22, and top plate 3, two laminates 4, bottom plate 22 are welded on four
On column 5, cubic cylinder formula framework is formed.Revolution reductor 15 and alternating current generator 16 are fixed in experimental provision main body on top plate 3,
Fixed hub 2 built in the through hole of top plate 3, middle web and the top plate 3 of fixed hub 2 are bolted, the bottom of fixed hub 2
Wing plate 24 is bolted with two laminates 4;Experimental provision main body bottom plate 22 is bolted support flange 21, lucite
Pipe 9 is fixed on support flange 21.
The experimental method of above-mentioned inner tube planetary motion inducing fluid plane flowing measurement experiment device:
1)Experimental provision assembling is intact, keep steady;
2)The eccentric distance of inner tube is adjusted, and it is fixed, testing liquid is irrigated into outer tube;
3)The position of dual pulse welding 10 is adjusted, is allowed to laser of playing well, also cross the organic of outer tube and inner tube lower end
Glass bar 20, adjustment CCD camera 23 shoot plane to be measured vertically upward;
4)Inner tube rotation controller switches are opened, adjust inner tube sense of rotation and rotating speed;
5)Open inner tube revolution controller switches, adjustment inner tube revolution direction and rotating speed;
6)Open computer 11 and carry out data collection and analysis;
7)After experiment terminates, first stop inner tube revolution, then stop inner tube rotation, close power supply;
8)Keep CCD camera 23 well, bleed off the liquid in outer tube.
Claims (7)
1. a kind of inner tube planetary motion inducing fluid plane flows measurement experiment device, it is characterised in that:This inner tube planet fortune
Dynamic inducing fluid plane flowing measurement experiment device includes experimental provision main body, inner tube revolution device, inner tube rotating device, PIV
Measurement apparatus, experimental provision main body are framework, and inner tube revolution device includes power transmission shaft(1), fixed hub(2), rotating disk(6), pass
Moving axis(1)Pass through fixed hub(2)Support righting, fixed hub(2)It is installed on experimental provision body top, power transmission shaft(1)On
End connects alternating current generator by synchronous belt drive mechanism(16), power transmission shaft(1)Lower end and rotating disk(6)It is fixedly connected, rotating disk(6)On
Provided with tuningout through hole(29);Inner tube rotating device includes direct current generator(18), rotation reductor(17), inner and outer pipes, inner and outer pipes by
It is driven polished rod(8)Stretch into lucite tube(9)Middle composition, it is driven polished rod(8)Lower end fix perspex bar(20), from
Turn reductor(17)Pass through tuningout through hole(29)It is fixed on rotating disk(6)Under, rotation reductor(17)Connection transmission polished rod(8),
Lucite tube(9)It is fixed on experimental provision lower body part;The dual pulse welding of PIV measurement apparatus(10)It is arranged at organic glass
Glass pipe(9)Outside, dual pulse welding(10)With perspex bar(20)It is correspondingly arranged, CCD camera(23)It is placed in lucite
Pipe(9)Underface, dual pulse welding(10), CCD camera(23)Pass through isochronous controller(12)Connect computer(11).
2. inner tube planetary motion inducing fluid plane according to claim 1 flows measurement experiment device, it is characterised in that:
Described experimental provision main body includes top plate(3), two laminates(4), bottom plate(22), top plate(3), two laminates(4), bottom plate(22)
It is welded on four root posts(5)On, form cubic cylinder formula framework.
3. inner tube planetary motion inducing fluid plane according to claim 2 flows measurement experiment device, it is characterised in that:
Top plate in described experimental provision main body(3)Upper fixed revolution reductor(15)And alternating current generator(16), top plate(3)Built in through hole
Fixed hub(2), fixed hub(2)Middle web and top plate(3)It is bolted, fixed hub(2)Bottom flap
(24)With two laminates(4)It is bolted;Experimental provision main body bottom plate(22)It is bolted support flange(21), it is organic
Glass tube(9)It is fixed on support flange(21)On.
4. inner tube planetary motion inducing fluid plane according to claim 3 flows measurement experiment device, it is characterised in that:
Described fixed hub(2)Top and bottom respectively set an alignment bearing(25), thrust bearing(27)Positioned at two rightings
Bearing(25)Between, the alignment bearing of bottom(25)Installed in alignment bearing base(28)On, fixed hub(2)Middle web
And bottom flap(24)It is provided with screwed hole;Power transmission shaft(1)Pass through fixed hub(2)Two interior alignment bearings(25)Between two parties,
Pass through thrust bearing(27)Support is in fixed hub(2)It is interior, power transmission shaft(1)Lower end and rotating disk(6)Pass through pin key(26)Connection.
5. inner tube planetary motion inducing fluid plane according to claim 4 flows measurement experiment device, it is characterised in that:
Described synchronous belt drive mechanism is by timing belt(14)It is looped around two synchronizing wheels(13)Between form, one of synchronizing wheel
(13)Connect power transmission shaft(1), another synchronizing wheel(13)Connection revolution reductor(15), revolve round the sun reductor(15)Connect alternating current generator
(16).
6. inner tube planetary motion inducing fluid plane according to claim 5 flows measurement experiment device, it is characterised in that:
Described rotating disk(6)Battery case, battery are welded with below(7)In battery case, battery(7)Connect direct current generator(18).
A kind of 7. experiment side of the inner tube planetary motion inducing fluid plane flowing measurement experiment device described in claim 4 or 5
Method, it is characterised in that:
1)The eccentric distance of inner tube is adjusted, and it is fixed, testing liquid is irrigated into outer tube;
2)Adjust dual pulse welding(10)Position, laser of playing well is allowed to, also cross lucite tube(9)And inner tube
The perspex bar of lower end(20), adjust CCD camera(23)Plane to be measured is shot vertically upward;
4)Inner tube rotation controller switches are opened, adjust inner tube sense of rotation and rotating speed;
5)Open inner tube revolution controller switches, adjustment inner tube revolution direction and rotating speed;
6)Open computer(11)Carry out data collection and analysis;
7)After experiment terminates, first stop inner tube revolution, then stop inner tube rotation, close power supply;
8)Keep CCD camera well(23), bleed off the liquid in outer tube.
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Cited By (1)
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CN109100285A (en) * | 2018-10-12 | 2018-12-28 | 谢重 | The PIV observation device and observation method of abrasive grain in a kind of two phase flow polishing |
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