CN103015985A - Two-dimensional visual simulation device for inflow performances of horizontal well and vertical well - Google Patents
Two-dimensional visual simulation device for inflow performances of horizontal well and vertical well Download PDFInfo
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- CN103015985A CN103015985A CN2012105637727A CN201210563772A CN103015985A CN 103015985 A CN103015985 A CN 103015985A CN 2012105637727 A CN2012105637727 A CN 2012105637727A CN 201210563772 A CN201210563772 A CN 201210563772A CN 103015985 A CN103015985 A CN 103015985A
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Abstract
The invention discloses a two-dimensional visual simulation device for inflow performances of a horizontal well and a vertical well. A stratigraphic reservoir simulation device in the simulation device can rotate and is arranged on a rotary model rack, so that the stratigraphic reservoir simulation device can comprehensively and really simulate the flowing states of the liquid in the stratigraphic reservoir by means of the horizontal well or the vertical well; the characteristics of single phase or multi-phase complex flowing of the liquid in different strata and the inflow performances under different well completion methods can be visually and accurately simulated; and the change rules of pressure, moisture content and inflow section in the complex flowing process along with time can be conveniently measured. The device is contribute to subsequent theoretical research and numerical simulation research.
Description
Technical field
The present invention relates to a kind of laboratory experiment analogue means in the petroleum industry, particularly a kind of horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device.
Background technology
Along with going deep into of China's In Oil Field Exploration And Development, the oil reservoir of more and more complicated types begins to drop into exploitation, and along with oil field development enters high water-cut stage, multiple raising recovery ratio method begins to be applied to the oil field, these have all caused in the oilfield development process, and the flow regime of liquid becomes increasingly complex in the stratum.The effect of horizontal well in the exploitation of oil field development especially Complex Reservoir is more and more important, the phenomenons such as the in advance water breakthrough that occurs in the manufacturing process are unfavorable for the production of horizontal well, reduce the benefit of horizontal well, therefore need to be for the dissimilar different completion methods of horizontal wells of oil reservoir design.Existing theoretical model and numerical simulation all are that actual conditions are simplified usually, the not too realistic condition of production of result of calculation.In order to study the Complex Flows of various liquid in the stratum and the compliance of different completion mode to the stratum, just need to carry out physical simulation experiment.Physical model more comprehensively seepage flow and liquid the pipe stream in horizontal wellbore of model fluid in the stratum flows.The developing direction of now reservoir modeling is from qualitative to quantitative, from not visible to visual, from the hand dipping to the computer-automatic collection.The simulation of present stage is mostly just for liquid flowing in the stratum, and simply come simulation wellbore hole with common pipe, do not consider that different completion mode flow into dynamic impact to horizontal well, can only simulate the oil reservoir of single type and the flow process under the single well pattern.
Such as in " Tsing-Hua University's journal " natural science edition the 3rd phase of the 34th volume in 1994 74 pages to 81 pages such as Zhou Huizhong, disclose a kind of " bidimensional reservoir physical simulation device ", this analogue means is comprised of injection and extraction system, model system, differential pressure measurement system, metering system.The shortcoming of this model is in the design for Injection Well and withdrawal well.This model is that the long pipe of 30cm is regarded as horizontal well, by injecting and output in 8 holes of design, two ends.This design not have to design separately the size of pit shaft, and the position so just can not be measured the pressure drop of liquid when mobile in horizontal wellbore big or small, nor can change tubing string, more can not simulate under the different completion mode flowing into dynamic impact.Although this model can allow rotating shaft rotate, the horizontal well axis with respect to the horizontal plane is parallel, and the real standard well with respect to the horizontal plane always has an angle, so the situation that this analogue means can be simulated is not comprehensive.
To being explained as follows of the technical term that relates among the present invention:
Flow into dynamically: the speed of liquid flow and pit shaft internal pressure are along the distribution of pit shaft and rule of conversion in time near the stratum of pit shaft.
Water cone, ridge advance: in the horizontal well manufacturing process, because heel end is large with ground interlayer differential pressure, the oil-water interfaces that flow velocity causes are soon advanced by leaps and bounds tapered, make heel end shift to an earlier date the phenomenon of water breakthrough.
Summary of the invention
Can not simulate with the horizontal well at certain inclination angle or the technical problem of straight well completion mode in order to solve analogue means of the prior art, the invention provides a kind of horizontal well and straight well and flow into Dynamic Two-dimensional visual simulation device, stratigraphic oil pool analogue means in this analogue means self can rotate, but also be arranged on the model support that can rotate, so can be the comprehensively real flow regime of model fluid in horizontal well or straight well completion mode sub-surface oil reservoir is for the oil reservoir development of complicated type provides Data support.
The present invention for the technical scheme that solves its technical problem employing is: a kind of horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device, described horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device and comprise the stratigraphic oil pool analogue means, the stratigraphic oil pool analogue means contains the top board that is cascading, glass plate and lower platen, the edge of glass plate is fixedly connected with the inner seal of three-back-shaped frame, lower platen and top board all are sealedly and fixedly connected with frame, be provided with enclosed cavity between lower platen and the glass plate, top board is provided with for a plurality of peep holes that see through glass plate observation enclosed cavity, be provided with the simulation wellbore hole of a plurality of tubulars in the enclosed cavity, be provided with a plurality of through holes on the sidewall of simulation wellbore hole, the liquid expelling tube that simulation wellbore hole comprises for the liquid injecting tube of filling liquid in enclosed cavity and is used for the liquid in the enclosed cavity is discharged, the liquid injecting tube is communicated with liquid supplying apparatus, the liquid expelling tube is communicated with the outside of stratigraphic oil pool analogue means, lower platen is provided with a plurality of measured holes for measuring liquid in the enclosed cavity, the stratigraphic oil pool analogue means is connected with device for measuring volumetric flow of fluid, the stratigraphic oil pool analogue means is arranged on the model support, model support contains arc support, support opening up, the two ends of support are fixedly connected with respectively rotating shaft supporting seat, the two ends of stratigraphic oil pool analogue means are connected with rotating shaft supporting seat by turning cylinder respectively, the plane parallel at the axis of turning cylinder and glass plate place, the axis of support is parallel to the ground, the axis of support is vertical with the axis of turning cylinder, the bottom of support is provided with driving wheel, the outer peripheral face of driving wheel contacts with the extrados of support, the stratigraphic oil pool analogue means can rotate take the axis of turning cylinder as axle, and driving wheel can drive support and rotate take the axis of support as axle.
In enclosed cavity, the axis of simulation wellbore hole can be parallel with the axis of turning cylinder, comes the Simulated Water horizontal well with this, also can be vertical with the plane at glass plate place, simulate straight well with this.By rotating turning cylinder, the stratigraphic oil pool analogue means can forward any inclination angle to, and then locking.Driving wheel is that the driving wheel support is driven, and driving wheel can drive that support rotates and locking, so just can simulate the various situations from vertical to level, but anticline certain angle has again been expanded research range greatly.The bottom of stratigraphic oil pool analogue means also is provided with 8 can lay glass marble for the water filling port of water filling in enclosed cavity in the enclosed cavity, and the needs according to the research simulation can also overlap jacket pipes in the simulation wellbore hole.According to the experimental simulation needs, can select a part in a plurality of simulation wellbore holes to be used for filling liquid in the enclosed cavity, other simulation wellbore hole is used for discharging liquid, when in the simulation wellbore hole intubate being arranged, can also select to discharge liquid from intubate.
The axis of simulation wellbore hole is parallel with the axis of turning cylinder, and the plane parallel at the axis of simulation wellbore hole and glass plate place, two simulation wellbore holes are separately positioned on the both sides of turning cylinder, simulation wellbore hole comprises the intubate that is nested with in simulation wellbore hole, the sidewall of intubate is provided with through hole, and intubate is communicated with the outside of stratigraphic oil pool analogue means.
The axis of simulation wellbore hole is vertical with the plane at glass plate place, and four simulation wellbore holes are separately positioned on four angles of the enclosed cavity of rectangle.
Be provided with on the rotating shaft supporting seat for the handle that rotates turning cylinder, the below of support is provided with base, and driving wheel is fixedly connected with base, and the axis of driving wheel is parallel with the axis of support.
Liquid supplying apparatus comprises constant speed and constant pressure pump and three piston containers that are used for storing liquid, and the input of piston container is communicated with the constant speed and constant pressure pump, and the output of piston container is communicated with the liquid injecting tube.
Also comprise vacuum pump, vacuum pump is communicated with liquid supplying apparatus by the vacuum buffer container.
Device for measuring volumetric flow of fluid comprises the pressure field measurement device that is connected with measured hole, and the pressure field measurement device comprises pressure sensor, and device for measuring volumetric flow of fluid also comprises the differential pressure measurement device that is connected with simulation wellbore hole, and the differential pressure measurement device comprises three differential pressure pickups.
The liquid expelling tube is connected with back-pressure valve, back pressure meter, back pressure container and backpressure pump outward in turn.
The liquid expelling tube is externally connected with oil-water metering device, oil-water metering device comprises the oily-water seperating equipment that is connected with the liquid expelling tube, oil-water metering device also comprises the Weight-measuring device that is connected with oily-water seperating equipment, and Weight-measuring device can be measured the quality of the isolated oil of oily-water seperating equipment and water.
Comprise that also the liquid data that device for measuring volumetric flow of fluid can be measured carries out data acquisition and the treating apparatus of acquisition and processing.
The invention has the beneficial effects as follows: this horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device can be intuitively, the accurate single-phase or multi-phase complex of model fluid in Different Strata flows and different completion mode under the dynamic characteristics of inflow, and be convenient for measuring over time rule of pressure in the complex flow process, moisture content, inflow profile.Help follow-up theoretical research and numerical simulation study.
Description of drawings
Below in conjunction with accompanying drawing horizontal well of the present invention and straight well inflow Dynamic Two-dimensional visual simulation device are described in further detail.
Fig. 1 is the measuring principle schematic diagram that horizontal well of the present invention and straight well flow into Dynamic Two-dimensional visual simulation device.
Fig. 2 is stratigraphic oil pool analogue means structural representation during the dummy level well on model support.
Fig. 3 is the sectional view of A A direction stratigraphic oil pool analogue means among Fig. 2.
Fig. 4 is the structural representation of stratigraphic oil pool analogue means when model support simulation straight well.
1. stratigraphic oil pool analogue means wherein, 11. lower platens, 111. measured holes, 112. compacting blocks, 113. sealing ring, 114. scale indication devices, 12. top boards, 121. peep hole, 13. glass plates, 14. frames, 15. enclosed cavity, 16. simulation wellbore holes, 161. liquid injecting tubes, 162. the liquid expelling tube, 163. intubate, 164. water filling ports, 2. liquid supplying apparatus, 21. constant speed and constant pressure pumps, 22. piston containers, 23. valve, 3. device for measuring volumetric flow of fluid, 31. pressure field measurement devices, 311. pressure sensor, 32. differential pressure pickups, 4. model support, 41. support, 42. rotating shaft supporting seats, 43. turning cylinders, 44. handle, 45. driving wheels, 46. bases, 5. vacuum pump, 61. back-pressure valves, 62. back pressure meters, 63. the back pressure container, 64. backpressure pumps, 7. oil-water metering device.
The specific embodiment
Below in conjunction with accompanying drawing horizontal well of the present invention and straight well inflow Dynamic Two-dimensional visual simulation device are elaborated.A kind of horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device, described horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device and comprise stratigraphic oil pool analogue means 1, stratigraphic oil pool analogue means 1 contains the top board 12 that is cascading, glass plate 13 and lower platen 11, the edge of glass plate 13 is fixedly connected with the inner seal of three-back-shaped frame 14, lower platen 11 and top board 12 all are sealedly and fixedly connected with frame 14, be provided with enclosed cavity 15 between lower platen 11 and the glass plate 13, top board 12 is provided with for a plurality of peep holes 121 that see through glass plate 13 observation enclosed cavities 15, be provided with the simulation wellbore hole 16 of a plurality of tubulars in the enclosed cavity 15, be provided with a plurality of through holes on the sidewall of simulation wellbore hole 16, simulation wellbore hole 16 comprises for to the liquid injecting tube 161 of enclosed cavity 15 interior filling liquids be used for liquid expelling tube 162 that the liquid in the enclosed cavity 15 are discharged, liquid injecting tube 161 is communicated with liquid supplying apparatus 2, liquid expelling tube 162 is communicated with the outside of stratigraphic oil pool analogue means 1, lower platen 11 is provided with a plurality of measured holes 111 for measuring enclosed cavity 15 interior liquid, stratigraphic oil pool analogue means 1 is connected with device for measuring volumetric flow of fluid 3, stratigraphic oil pool analogue means 1 is arranged on the model support 4, model support 4 contains arc support 41, support 41 opening up, the two ends of support 41 are fixedly connected with respectively rotating shaft supporting seat 42, the two ends of stratigraphic oil pool analogue means 1 are connected with rotating shaft supporting seat 42 by turning cylinder 43 respectively, the plane parallel at the axis of turning cylinder 43 and glass plate 13 places, the axis of support 41 is parallel to the ground, the axis of support 41 is vertical with the axis of turning cylinder 43, the bottom of support 41 is provided with the driving wheel 45 that rotates for driving arm 41, the outer peripheral face of driving wheel 45 contacts with the extrados of support 41, stratigraphic oil pool analogue means 1 can rotate take the axis of turning cylinder 43 as axle, driving wheel 45 can drive support 41 and rotate take the axis of support 41 as axle, such as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4.
In enclosed cavity 15, the axis of simulation wellbore hole 16 can be parallel with the axis of turning cylinder 43, comes the Simulated Water horizontal well with this, also can be vertical with the plane at glass plate 13 places, simulate straight well with this.By rotating turning cylinder 43, stratigraphic oil pool analogue means 1 can forward any inclination angle to, and then locking.Driving wheel is that the driving wheel support is driven, and driving wheel can drive that support rotates and locking, and analogue means so as shown in Figure 2 just can be simulated the various situations from vertical to level, but anticline certain angle has again been expanded research range greatly.The bottom of stratigraphic oil pool analogue means 1 also is provided with 8 for the water filling port 164 of water filling in enclosed cavity, liquid supplying apparatus 2 can be by water filling port 164 filling liquid in the enclosed cavity, can lay glass marble in the enclosed cavity, according to the needs of research simulation, simulation wellbore hole 16 is interior can also to overlap jacket pipes 163.According to the experimental simulation needs, can select in a plurality of simulation wellbore holes a part to be used for filling liquid in the enclosed cavity, other simulation wellbore hole is used for discharging liquid, when in the simulation wellbore hole intubate being arranged, can also select to discharge liquid from intubate.
When the Simulated Water horizontal well, as shown in Figure 2, the axis of simulation wellbore hole 16 is parallel with the axis of turning cylinder 41, the axis of simulation wellbore hole 16 also with the plane parallel at glass plate 13 places, two simulation wellbore holes 16 are separately positioned on the up and down both sides of turning cylinder 43, simulation wellbore hole 16 comprises the intubate 163 that is nested with in simulation wellbore hole 16, and the sidewall of intubate 163 is provided with through hole, and intubate 163 is communicated with the outside of stratigraphic oil pool analogue means 1.Simulation wellbore hole 16 is connected with oil-water metering device with liquid supplying apparatus 2 respectively by a plurality of different valves 23 and is connected, as selecting as required the 15 interior filling liquids from water filling port 164 to enclosed cavity, or select the joint in simulation wellbore hole 16 left sides of Fig. 2 middle and upper part to be used for filling liquid, the intubate 163 in the simulation wellbore hole of bottom is used for discharging liquid.
When the simulation straight well, as shown in Figure 4, the axis of simulation wellbore hole 16 is vertical with the plane at glass plate 13 places, and four simulation wellbore holes 16 are separately positioned on four angles of the enclosed cavity 15 of rectangle, are used for simulating different hole patterns.Can select as required the 15 interior filling liquids from water filling port 164 to enclosed cavity, or arbitrary one or several simulation wellbore hole 16 among selection Fig. 4 is communicated with liquid supplying apparatus 2 for filling liquid, what be used for filling liquid is liquid injecting tube 161, other simulation wellbore hole 16 is communicated with back pressure device and oil-water metering device 7 be used for to discharge liquid, and what be used for discharging liquid is liquid expelling tube 162.General analogue means all is the liquid flowing state that simulation is parallel to the stratum of pit shaft axis, now like this setting then can be simulated the liquid flowing state on the stratum vertical with the pit shaft axis really, for the inflow of comprehensively real simulation stratigraphic oil pool dynamically provides a kind of new means.Simulation wellbore hole 16 is separately positioned on four angles of the enclosed cavity 15 of rectangle, can allow like this between four simulation wellbore holes 16 distance farthest, the convenient observation.
Be provided with on the rotating shaft supporting seat 42 for the handle 44 that rotates turning cylinder 43, the below of support 41 is provided with base 46, driving wheel 45 is fixedly connected with base 46, and the axis of driving wheel 45 is parallel with the axis of support 41, and namely driving wheel 45 is circumscribed circles of arc support 41.Driving wheel 45 is circumscribed circles of support 41 places circle, and driving wheel 45 rotates and drives support 41 around the axis rotation of support 41, tilts simple and convenient with this quadrat method simulation wellbore hole.
Liquid supplying apparatus 2 comprises constant speed and constant pressure pump 21 and three piston containers 22 that are used for storing liquid, and the input of piston container 22 is communicated with constant speed and constant pressure pump 21, and the output of piston container 22 is communicated with liquid injecting tube 161.Constant speed and constant pressure pump 21 has pressure protect and the protection of position bound, has suction, discharge opeing, pre-function of increasing pressure, and reversal valve adopts the Electromagnetic Control pneumatic operated valve, and pump chamber is little, and time of repose is short.This pump configuration communication port can be operated by computer, but also manually-operated.Three piston containers 22 can be equipped with respectively water, oil, the aqueous solution as required.
Also comprise vacuum pump 5, vacuum pump 5 is communicated with liquid supplying apparatus 2 by the vacuum buffer container.Vacuum pump 5 is used for extracting out the gas of liquid supplying apparatus 2 and stratigraphic oil pool analogue means 1.
Device for measuring volumetric flow of fluid 3 comprises the pressure field measurement device 31 that is connected with measured hole 111, the pressure field measurement device comprises pressure sensor 311 and digital display secondary meter, device for measuring volumetric flow of fluid 3 also comprises the differential pressure measurement device that is connected with simulation wellbore hole 16, and the differential pressure measurement device comprises three differential pressure pickups 32 and pressure reduction digital display secondary meter.Measured hole 111 has 16, divides 4 layers, and 4 every layer, as shown in Figure 2, simulation wellbore hole is neighbouring each 4, measures horizontal wellbore near wellbore zone pressure condition; 8 measured holes 111 are arranged in the simulated formation, be used for measuring the pressure distribution under the different displacing mediums in the stratum.16 pressure sensors 311 are connected respectively 16 measured holes 111.Can measure the pressure reduction of stratigraphic oil pool analogue means 1 and simulation wellbore hole 16 diverse locations by the opening and closing differential pressure pickup 32 of controlling different valves 23, as shown in Figure 1.
Liquid expelling tube 162 outer back-pressure valve 61, back pressure meter 62, back pressure container 63 and the backpressure pumps 64 of being connected with in turn.Back-pressure valve 61, back pressure meter 62, back pressure container 63 and backpressure pump 64 etc. have formed back pressure device, when back pressure device is mainly used to keep stratigraphic oil pool analogue means 1 discharge liquid, discharge the pressure stability at position.
Liquid expelling tube 162 is externally connected with oil-water metering device 7, oil-water metering device 7 comprises the oily-water seperating equipment that is connected with liquid expelling tube 162, oil-water metering device 7 also comprises the Weight-measuring device that is connected with oily-water seperating equipment, and Weight-measuring device can be measured the quality of the isolated oil of oily-water seperating equipment and water.The liquid that stratigraphic oil pool analogue means 1 is discharged is collected by oil-water metering device 7 and is separated, and the liquid after the separation can also recycle.
Comprise that also the liquid data that device for measuring volumetric flow of fluid 3 can be measured carries out data acquisition and the treating apparatus of acquisition and processing.Data acquisition and treating apparatus comprise computer, and the ancillary equipment such as printer form.This horizontal well can automatically be controlled by data acquisition and treating apparatus and straight well flows into the operation of Dynamic Two-dimensional visual simulation device, and automatically exports data result.
The method of operation that this horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device is as follows:
As depicted in figs. 1 and 2, the enclosed cavity 15 interior filling liquids of liquid supplying apparatus 2 from the simulation wellbore hole 16 on stratigraphic oil pool analogue means 1 top to stratigraphic oil pool analogue means 1 are such as water filling.Then liquid flows out into oil-water metering device 7 from the simulation wellbore hole 16 of stratigraphic oil pool analogue means 1 bottom, interior when mobile at enclosed cavity 15 when liquid, the pressure sensor 311 in the device for measuring volumetric flow of fluid and differential pressure pickup 32 can detect pressure and the pressure reduction of diverse location in the stratigraphic oil pool analogue means 1.
This horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device and have following function:
1, this this physical simulating device is that " two dimensional visible areal model simulated test " and " computer technology, advanced sensors technology, automatic control technology " combined, and can be used in the effect of research level well control water, water blockoff.
2, can detect online the distribution situation of two dimensional visible model Pressure Field.
3, mounted cast is designed with end water simulation filler, and water ridge ridge advances process during energy eye-level well exploitation bottom water reservoir, by the measurement of pressure and pressure reduction, and the Changing Pattern of research water ridge formation and development mechanism, water breakthrough time and recovery ratio
4, device is designed with straight well and horizontal wellbore, can carry out the simulation of Injection Well and extraction well.
5, the diameter of simulation wellbore hole and intubate can change, and can simulate the horizontal well perforation completion of different tube diameters, and can carry out the packer simulation of horizontal well.
6, device is provided with measured hole 111, and is designed with pressure guiding pipe, can be by the distribution of gaging pressure simulated pressure field.
7, the sand control processing has been carried out in the hole that contacts with layer of sand, guarantees the accurate of experiment effect.
8,180 ° of upsets before and after stratigraphic oil pool analogue means 1 can be realized, so both can simulate from vertically to the various situations of level, take into full account the impact of gravity on simulated test, greatly expand research range, rotate 180 ° before and after this analogue means can be realized in addition, be convenient to install and check.
9, this analogue means is designed with end water injected system, can inject end water from water filling port 164, also can inject from the horizontal well of bottom, and when horizontal well injects, the sealing of end water mechanism.
10, this analogue means is single-face visual, and water ridge ridge advances process in the time of can seeing through glass plate eye-level well exploitation bottom water reservoir.
11, software can be realized perfect detection of dynamic under the support of above-mentioned functions, makes operating personnel grasp at any time experiment process and experiment effect.
The above only is specific embodiments of the invention, can not limit the scope that invention is implemented with it, thus the displacement of its equivalent assemblies, or according to equivalent variations and modification that scope of patent protection of the present invention is done, all should still belong to the category that this patent is contained.
Claims (10)
1. a horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device, described horizontal well and straight well flow into Dynamic Two-dimensional visual simulation device and comprise stratigraphic oil pool analogue means (1), stratigraphic oil pool analogue means (1) contains the top board (12) that is cascading, glass plate (13) and lower platen (11), the edge of glass plate (13) is fixedly connected with the inner seal of three-back-shaped frame (14), lower platen (11) and top board (12) all are sealedly and fixedly connected with frame (14), be provided with enclosed cavity (15) between lower platen (11) and the glass plate (13), top board (12) is provided with for a plurality of peep holes (121) that see through glass plate (13) observation enclosed cavity (15), be provided with the simulation wellbore hole (16) of a plurality of tubulars in the enclosed cavity (15), be provided with a plurality of through holes on the sidewall of simulation wellbore hole (16), simulation wellbore hole (16) comprises for to the liquid injecting tube (161) of the interior filling liquid of enclosed cavity (15) be used for liquid expelling tube (162) that the liquid in the enclosed cavity (15) is discharged, liquid injecting tube (161) is communicated with liquid supplying apparatus (2), liquid expelling tube (162) is communicated with the outside of stratigraphic oil pool analogue means (1), lower platen (11) is provided with a plurality of measured holes (111) for measuring the interior liquid of enclosed cavity (15), stratigraphic oil pool analogue means (1) is connected with device for measuring volumetric flow of fluid (3), it is characterized in that: stratigraphic oil pool analogue means (1) is arranged on the model support (4), model support (4) contains arc support (41), support (41) opening up, the two ends of support (41) are fixedly connected with respectively the rotating shaft supporting seat (42) that is useful on fixing and support rotating axle (43), the two ends of stratigraphic oil pool analogue means (1) are connected with rotating shaft supporting seat (42) by turning cylinder (43) respectively, the plane parallel at the axis of turning cylinder (43) and glass plate (13) place, the axis of support (41) is parallel to the ground, the axis of support (41) is vertical with the axis of turning cylinder (43), the bottom of support (41) is provided with driving wheel (45), the outer peripheral face of driving wheel (45) contacts with the extrados of support (41), stratigraphic oil pool analogue means (1) can rotate take the axis of turning cylinder (43) as axle, and driving wheel (45) can drive support (41) and rotate take the axis of support (41) as axle.
2. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: the axis of simulation wellbore hole (16) is parallel with the axis of turning cylinder (41), and the plane parallel at the axis of simulation wellbore hole (16) and glass plate (13) place, two simulation wellbore holes (16) are separately positioned on the both sides of turning cylinder (43), simulation wellbore hole (16) comprises the intubate (163) that is nested with in simulation wellbore hole (16), the sidewall of intubate (163) is provided with through hole, and intubate (163) is communicated with the outside of stratigraphic oil pool analogue means (1).
3. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: the axis of simulation wellbore hole (16) is vertical with the plane at glass plate (13) place, and four simulation wellbore holes (16) are separately positioned on around four angles of enclosed cavity (15) of rectangle.
4. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: be provided with on the rotating shaft supporting seat (42) for the handle (44) that rotates turning cylinder (43), the below of support (41) is provided with base (46), driving wheel (45) is fixedly connected with base (46), and the axis of driving wheel (45) is parallel with the axis of support (41).
5. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: liquid supplying apparatus (2) comprises constant speed and constant pressure pump (21) and three piston containers (22) that are used for storing liquid, the input of piston container (22) is communicated with constant speed and constant pressure pump (21), and the output of piston container (22) is communicated with liquid injecting tube (161).
6. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: also comprise vacuum pump (5), vacuum pump (5) is communicated with liquid supplying apparatus (2) by the vacuum buffer container.
7. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: device for measuring volumetric flow of fluid (3) comprises the pressure field measurement device (31) that is connected with measured hole (111), the pressure field measurement device comprises pressure sensor (311), device for measuring volumetric flow of fluid (3) also comprises the differential pressure measurement device that is connected with simulation wellbore hole (16), and the differential pressure measurement device comprises three differential pressure pickups (32).
8. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: outer back-pressure valve (61), back pressure meter (62), back pressure container (63) and the backpressure pump (64) of being connected with in turn of liquid expelling tube (162).
9. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: liquid expelling tube (162) is externally connected with oil-water metering device (7), oil-water metering device (7) comprises the oily-water seperating equipment that is connected with liquid expelling tube (162), oil-water metering device (7) also comprises the Weight-measuring device that is connected with oily-water seperating equipment, and Weight-measuring device can be measured the quality of the isolated oil of oily-water seperating equipment and water.
10. horizontal well according to claim 1 and straight well flow into Dynamic Two-dimensional visual simulation device, it is characterized in that: comprise that also the liquid data that device for measuring volumetric flow of fluid (3) can be measured carries out data acquisition and the treating apparatus of acquisition and processing.
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| CN107829715B (en) * | 2017-10-10 | 2020-09-08 | 中国石油天然气股份有限公司 | Test device and method for simulating oil reservoir water injection |
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