CN203603806U - Rock debris transportation simulating device - Google Patents
Rock debris transportation simulating device Download PDFInfo
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- CN203603806U CN203603806U CN201320804798.6U CN201320804798U CN203603806U CN 203603806 U CN203603806 U CN 203603806U CN 201320804798 U CN201320804798 U CN 201320804798U CN 203603806 U CN203603806 U CN 203603806U
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Abstract
The utility model relates to the field of well drilling experimental simulation equipment, in particular to a rock debris transportation simulating device. The rock debris transportation simulating device comprises a simulation shaft, a simulation drill column and a simulation drill bit. The simulation drill column is detachably connected with one end of the simulation drill bit and a water hole is formed in the simulation drill bit. The simulation drill column and the simulation drill bit are respectively located in the simulation shaft and a shaft annulus is formed between the simulation drill column and the simulation shaft. A gap enabling well drilling liquid to pass through is formed between the simulation drill bit and the simulation shaft. The simulation shaft is provided with a containing space used for containing rock debris and the containing space is located at the end close to the simulation drill bit. An injection opening is formed in the simulation shaft and used for pumping the well drilling liquid to the shaft annulus. The simulation drill column is a cavity and an output opening is formed in the simulation drill column. The well drilling liquid and the rock debris are discharged out of the simulation drill column through the output opening. According to the structural arrangement, the flow velocity of a mixture of the rock debris and the well drilling liquid in the simulation drill column is increased, so that the transportation capacity of the rock debris is greatly improved.
Description
Technical field
The utility model relates to drilling experiment analogue means field, in particular to landwaste migration analogue means.
Background technology
In correlation technique, in the patent application that is CN101701520A in publication No., a kind of analogue experiment installation of deepwater drilling liquid migrating rock cuttings with circulation is disclosed, as shown in Figure 1, this analogue experiment installation comprises the fluid reservoir 1 that takes up drilling fluid, infusion pump 2, simulation drill string 3 and simulation wellbore hole 4, wherein, connect successively above-mentioned fluid reservoir 1 and infusion pump 2 by pipeline, under the effect of infusion pump 2, enter the axially extending bore of simulation drill string 3, flow out from the mineshaft annulus 5 between simulation drill string 3 and simulation wellbore hole 4 afterwards, between simulation drill string 3 and simulation wellbore hole 4, there is space, this space is mineshaft annulus 5, through equipment for separating liquid from solid, landwaste is separated with drilling fluid, finally be back in fluid reservoir 1.Flow into the direct circulation process being flowed out by mineshaft annulus 5 from simulation drill string 3 thereby realize drilling fluid.In this process, the drilling well of the landwaste of down-hole can being migrated out.In the time that landwaste is migrated out to drilling well, the mixture of landwaste and drilling fluid is positioned at mineshaft annulus 5.
But, in actual applications, when the mixture of landwaste and drilling fluid flows in mineshaft annulus, because the radial dimension of mineshaft annulus 5 is larger, make the landwaste of same traffic and the flowing velocity of the mixture of drilling fluid in mineshaft annulus 5 slower, the migration ability of the analog form landwaste of employing direct circulation is not high.
Utility model content
The purpose of this utility model is to provide a kind of landwaste migration analogue means, to solve the above problems.
A kind of landwaste migration analogue means is provided in embodiment of the present utility model, and this landwaste migration analogue means comprises: simulation wellbore hole, simulation drill string and simulation drill bit; Described simulation drill string can be dismantled and be connected with one end of described simulation drill bit, on described simulation drill bit, is provided with hydrophthalmia; Described simulation drill string and described simulation drill bit are all positioned at described simulation wellbore hole, between described simulation drill string and described simulation wellbore hole, form mineshaft annulus; Between described simulation drill bit and described simulation wellbore hole, be formed for the gap that drilling fluid passes through; Described simulation wellbore hole is provided with the accommodation space for taking up landwaste, and described accommodation space is placed in the one end near described simulation drill bit; On described simulation wellbore hole, be provided with inlet, described inlet is for pumping drilling fluid in described mineshaft annulus; Described simulation drill string is hollow cavity, is provided with delivery outlet on it, and drilling fluid and landwaste are discharged described simulation drill string through described delivery outlet.
Preferably, this landwaste migration analogue means also comprises drilling fluid pot, flow in pipes and output channel, and one end of described flow in pipes is communicated with described inlet, and its other end is connected with described drilling fluid pot; One end of described output channel is communicated with described delivery outlet, and its other end is connected with described drilling fluid pot.
Preferably, this landwaste migration analogue means also comprises infusion pump, on described flow in pipes, is provided with infusion pump, and described infusion pump is for delivering to the drilling fluid pump of described drilling fluid pot in described mineshaft annulus.
Preferably, this landwaste migration analogue means also comprises the first pipeline and second pipe; One end of described the first pipeline connects described flow in pipes, and the other end of described the first pipeline connects described output channel; In described the first pipeline, be provided with the 3rd control valve; One end of described second pipe connects described flow in pipes, and the other end of described second pipe connects described drilling fluid pot; In described second pipe, be provided with the 4th control valve; In described flow in pipes, be provided with the first control valve for controlling described flow in pipes break-make, in described output channel, be provided with the second control valve for controlling described output channel break-make.
Preferably, this landwaste migration analogue means also comprises the first pressure sensor, the second pressure sensor and the 3rd pressure sensor; Wherein, described the first pressure sensor is arranged on described simulation drill string, for detection of the pressure in described simulation drill string; Described the second pressure sensor is arranged on described simulation wellbore hole, for detection of the pressure of the mineshaft annulus between simulation wellbore hole and simulation drill string; Described the 3rd pressure sensor is arranged on described simulation wellbore hole, for detection of the pressure in accommodation space.
Preferably, this landwaste migration analogue means also comprises landwaste inlet; Described landwaste inlet is arranged on described simulation wellbore hole, and described landwaste inlet for injecting landwaste in described accommodation space.
Preferably, described drilling fluid pot comprises: sedimentation basin, filtering ponds and mud pit; Described second pipe is connected with described sedimentation basin respectively with described output channel; Described mud pit is connected with described flow in pipes; Described sedimentation basin, described filtering ponds and described mud pit are communicated with successively.
Preferably, this landwaste migration analogue means also comprises landwaste outlet opening; Described landwaste outlet opening is arranged on described simulation wellbore hole, and described landwaste outlet opening is for discharging described accommodation space by described landwaste.
Preferably, described simulation drill bit is truncated cone-shaped, is provided with two described hydrophthalmias in the bottom of described simulation drill bit, is provided with four described hydrophthalmias on the side of described simulation drill bit, and six described hydrophthalmias are provided with internal thread.
Preferably, described simulation wellbore hole comprises multiple transparent pipes, between adjacent described transparent pipe, can dismantle connection.
The landwaste migration analogue means of the utility model above-described embodiment, adopt the inlet being provided with for carrying drilling fluid in the mineshaft annulus to forming between simulation drill string and simulation wellbore hole on simulation wellbore hole, and be provided with the delivery outlet for exporting drilling fluid and landwaste on simulation drill string, arrange by structure like this, make drilling fluid enter mineshaft annulus by inlet, gap through simulation drill bit and simulation wellbore hole, after mixing with the landwaste in accommodation space, entered in simulation drill string by the hydrophthalmia on simulation drill bit, by the delivery outlet arranging on simulation drill string, drilling fluid and landwaste are discharged, because simulation drill string is hollow cavity, and the radial dimension of the hollow cavity of simulation drill string is less, accelerate the mixture of landwaste and drilling fluid in the flowing velocity of simulating in drill string, thereby greatly improve the migration ability of landwaste.
Accompanying drawing explanation
Fig. 1 shows the analogue experiment installation schematic diagram of the deepwater drilling liquid migrating rock cuttings with circulation in correlation technique;
Fig. 2 shows the structural representation of the landwaste migration analogue means that the utility model provides;
The side of simulation drill bit and the structure for amplifying schematic diagram of bottom surface that the landwaste that Fig. 3 shows the utility model to be provided is migrated in analogue means.
The specific embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
As shown in Figures 2 and 3, provide a kind of landwaste migration analogue means in the utility model embodiment, this landwaste migration analogue means comprises simulation wellbore hole 11, simulation drill string 12 and simulation drill bit 13; Simulation drill string 12 can be dismantled and be connected with one end of simulation drill bit 13, on simulation drill bit 13, is provided with hydrophthalmia 14; Simulation drill string 12 is all positioned at simulation wellbore hole 11 with simulation drill bit 13, between simulation drill string 12 and simulation wellbore hole 11, forms mineshaft annulus 15; Between simulation drill bit 13 and simulation wellbore hole 11, be formed for the gap that drilling fluid passes through; Simulation wellbore hole 11 is provided with the accommodation space 16 for taking up landwaste, and accommodation space 16 is placed in the one end near described simulation drill bit 13; On simulation wellbore hole 11, be provided with inlet 17, inlet 17 is for to the interior pumping drilling fluid of mineshaft annulus 15; Simulation drill string 12 is hollow cavity, is provided with delivery outlet 18 on it; Drilling fluid and landwaste are discharged simulation drill string 12 through delivery outlet 18.
Particularly, above-mentioned simulation process is for returning cyclic process, and in the time of simulation direct circulation process, described inlet 17 is for discharging the mixture of the interior drilling fluid of described mineshaft annulus 15 and landwaste, and drilling fluid pumps into through described delivery outlet 18.Accommodation space 16 can be arranged in simulation wellbore hole 11, and accommodation space 16 is positioned at the end of simulation wellbore hole 11, near the one end of simulating drill bit 13.
The landwaste migration analogue means of the utility model above-described embodiment, adopt the inlet 17 being provided with for to the interior conveying drilling fluid of mineshaft annulus 15 forming between simulation drill string 12 and simulation wellbore hole 11 on simulation wellbore hole 11, and be provided with the delivery outlet 18 for exporting drilling fluid and landwaste on simulation drill string 12, arrange by structure like this, make drilling fluid enter mineshaft annulus 15 by inlet 17, gap through simulation drill bit 13 and simulation wellbore hole 11, after mixing with the landwaste in accommodation space 16, entered in simulation drill string 12 by the hydrophthalmia 14 on simulation drill bit 13, by the delivery outlet 18 arranging on simulation drill string 12, drilling fluid and landwaste are discharged, because simulation drill string 12 is hollow cavity, and the radial dimension of the hollow cavity of simulation drill string 12 is less, accelerate the mixture of landwaste and drilling fluid in the flowing velocity of simulating in drill string 12, thereby greatly improve the migration ability of landwaste.
Preferably, this landwaste migration analogue means also comprises drilling fluid pot 19, flow in pipes 20 and output channel 21, and one end of flow in pipes 20 is communicated with inlet 17, and its other end is connected with drilling fluid pot 19; One end of output channel 21 is communicated with delivery outlet 18, and its other end is connected with drilling fluid pot 19.
In actual application, flow in pipes 20 and output channel 21 can be combined by many pipelines.Particularly, can select tee junction to draw other pipelines according to practical situation, not limit at this.By flow in pipes 20, the drilling fluid in drilling well pond 19 is injected in mineshaft annulus 15 by inlet 17, is finally exported by delivery outlet 18 by output channel 21, make the injection of drilling fluid and export more conveniently, can not cause the waste of drilling fluid.
Preferably, this landwaste migration analogue means also comprises infusion pump 22, is provided with infusion pump 22 on flow in pipes 20, and infusion pump 22 is for delivering to the drilling fluid pump of described drilling fluid pot in mineshaft annulus 15.
Particularly, because drilling fluid can be liquid, can also be gas or foam, in actual application, infusion pump 22 can be slush pump or air compressor, therefore the function of infusion pump can also be to pump into gas or foam.Adopt the input that infusion pump 22 is drilling fluid that power is provided, can improve drilling fluid and be delivered to the efficiency in mineshaft annulus 15, shorten the operating time of whole simulated experiment.
Preferably, this landwaste migration analogue means also comprises the first pipeline 23 and second pipe 24; The other end that one end of the first pipeline 23 connects flow in pipes 20, the first pipelines 23 connects output channel 21; In the first pipeline, be provided with the 3rd control valve 27; One end of second pipe 24 connects flow in pipes 20, and the other end of second pipe connects drilling fluid pot 19; In second pipe, be provided with the 4th control valve 28; In flow in pipes 20, be provided with the first control valve 25 for controlling flow in pipes 20 break-makes, in output channel 21, be provided with the second control valve 26 for controlling output channel 21 break-makes.
Particularly, when the first pipeline 23 is connected with flow in pipes 20 and output channel 21 respectively, can select respectively tee junction to realize, when second pipe 24 is connected with flow in pipes 20, also can select tee junction to connect.The other end that one end of the first pipeline 23 connects flow in pipes 20, the first pipelines 23 connects output channel 21; One end of second pipe 24 connects flow in pipes 20, and the other end of second pipe connects drilling fluid pot 19; Can realize drilling fluid by the first pipeline 23 and pass through delivery outlet 18 to the interior injection drilling fluid of simulation drill string 12; Can realize the drilling fluid of exporting by inlet 17 and landwaste are expelled in drilling fluid pot 19 by second pipe 24.This process is direct circulation process of the prior art.Therefore, the landwaste means of locomotion that the present embodiment provides not only can realize drilling fluid and be injected by the inlet 17 arranging on simulation wellbore hole 11, the anti-cyclic process of being discharged by the delivery outlet 18 arranging on simulation drill string 12, can also realize direct circulation process of the prior art.The landwaste migration analogue means that the utility model embodiment provides is realized in the process of direct circulation process and anti-cyclic process, need to realize by control valve, alternatively, this first to fourth control valve can also use electrically operated valve automatically to control, and concrete implementation procedure is:
Direct circulation process: all pipelines are connected, the drilling fluid configuring is injected in drilling fluid pot 19; Pack appropriate landwaste into accommodation space 16; Open the 3rd control valve 27 and the 4th control valve 28, close the first control valve 25 and the second control valve 26; Open the switch of infusion pump 22, infusion pump 22 is worked, slowly pump into drilling fluid, when all landwaste return out after mineshaft annulus 15, recycling 3-5 minute closes infusion pump 22, and direct circulation finishes.
Anti-cyclic process: all pipelines are connected, the drilling fluid configuring is injected in drilling fluid pot 19; Pack appropriate landwaste into accommodation space 16; Open the first control valve 25 and the second control valve 26, close the 3rd control valve 27 and the 4th control valve 28; Open the switch of infusion pump 22, infusion pump 22 is worked, slowly pump into drilling fluid, when all landwaste return out after the hollow cavity of simulation drill string 12, recycling 3-5 minute closes infusion pump 22, and anti-circulation finishes.
Preferably, this landwaste migration analogue means also comprises three pressure sensors, is respectively the first pressure sensor 29, the second pressure sensor 30 and the 3rd pressure sensor 31; Wherein, described first pressure sensor 29 is arranged on described simulation drill string 12, for detection of the pressure in described simulation drill string 12; Described the second pressure sensor 30 is arranged on described simulation wellbore hole 11, for detection of the pressure of the mineshaft annulus 15 between simulation wellbore hole 11 and simulation drill string 12; Described the 3rd pressure sensor 31 is arranged on described simulation wellbore hole 11, for detection of the pressure in accommodation space.
Can realize by the first pressure sensor 29 being set on simulation drill string 12 cyclic pressure dissipation that quantitatively records drilling rod in whole simulated experiment process; The second pressure sensor 30 that is provided for detecting simulation wellbore hole 11 and simulate the pressure of the mineshaft annulus 15 between drill string 12 on simulation wellbore hole 11 can be realized in whole simulated experiment process and quantitatively record the cyclic pressure dissipation in mineshaft annulus; The 3rd pressure sensor 31 that is provided for detecting the pressure in accommodation space 16 on simulation wellbore hole 11 can be realized in whole simulated experiment process and quantitatively record the cyclic pressure dissipation in accommodation space, alternatively, can also adopt pressure meter to measure cyclic pressure dissipation everywhere, not limit at this.More specifically, the first pressure sensor 29 can be realized the cyclic pressure dissipation in cyclic pressure dissipation and the anti-circulation time simulation drill string that drilling fluid quantitatively record direct circulation in whole simulated experiment process time pumps into pipeline; The second pressure sensor 30 can be realized the cyclic pressure dissipation in mineshaft annulus and anti-circulation time drilling fluid quantitatively record direct circulation in whole simulated experiment process time and pump into the cyclic pressure dissipation of pipeline; The 3rd pressure sensor 31 can be realized the cyclic pressure dissipation in the mineshaft annulus of the cyclic pressure dissipation of simulating quantitatively record direct circulation in whole simulated experiment process time in drill string and anti-circulation time.
Preferably, this landwaste migration analogue means also comprises landwaste inlet 32; Landwaste inlet 32 is arranged on simulation wellbore hole 11, and landwaste inlet 32 is for to the interior injection landwaste of accommodation space 16.
Preferably, this landwaste migration analogue means also comprises landwaste outlet opening 36; Landwaste outlet opening 36 is arranged on simulation wellbore hole 11, landwaste outlet opening 36 is arranged on the opposite side with landwaste inlet 32, landwaste outlet opening 36 is for discharging landwaste accommodation space 16, for example landwaste inlet 32 is arranged on the upside of simulation wellbore hole 11, and 36 of landwaste outlet openings are arranged on the downside of simulation wellbore hole 11.
Particularly, by landwaste inlet 32 and landwaste outlet opening are set on simulation wellbore hole 11, can realize the landwaste amount in accommodation space 16 is controlled, use landwaste inlet to the interior injection landwaste of accommodation space 16, landwaste amount in accommodation space 16 is increased, can also, by landwaste outlet opening 36 by the landwaste in accommodation space 16 and/or other fluid expulsion accommodation spaces 16, reduce the landwaste in accommodation space 16, can realize reusing of analogue means.
Preferably, drilling fluid pot 19 comprises: sedimentation basin 33, filtering ponds 34 and mud pit 35; Second pipe 24 is connected with sedimentation basin 33 respectively with output channel 21; Mud pit 35 is connected with flow in pipes 20; Sedimentation basin 33, filtering ponds 34 and mud pit 35 are communicated with successively.
In actual applications, drilling fluid pot 19 can comprise sedimentation basin 33, filtering ponds 34 and mud pit 35, in sedimentation basin 33 for accepting the landwaste of discharging from delivery outlet 18 and the mixture of drilling fluid, mixture in sedimentation basin 33 is after precipitation, because sedimentation basin 33 and filtering ponds 34 are communicated with, therefore again filter at the interior mixture that sedimentation basin after precipitation is flowed out of filtering ponds 34, drilling fluid is after filtering expelled in the mud pit 35 being communicated with filtering ponds 34.So arrange and can realize recycling of drilling fluid, reduce experiment waste material.Alternatively, sedimentation basin 33 and mud pit 35 can be that same volume but the drum of different-diameter can be set with, and do not do experiment time save space and are convenient to carrying.
Preferably, described simulation drill bit 13 is truncated cone-shaped, is provided with two hydrophthalmias 14 in the bottom of simulation drill bit 13, is provided with 14, six hydrophthalmias 14 of four hydrophthalmias and is provided with internal thread on the side of simulation drill bit 13.
Particularly, the hydrophthalmia 14 on simulation drill bit, can, with reference to figure 3, be provided with two hydrophthalmias 14 in the bottom of simulation drill bit 13, is provided with 14, six hydrophthalmias 14 of four hydrophthalmias and is provided with internal thread on the side of simulation drill bit 13.Because each hydrophthalmia 14 is provided with internal thread, can select the plug being mated that this hydrophthalmia is blocked, the i.e. quantity of hydrophthalmia 14 on control simulation drill bit artificially, by the control to hydrophthalmia 14 structures, realize the impact of bit hydraulic parameters (hydrophthalmia area, quantity and layout) on the first pressure sensor 29, the second pressure sensor 30 and the 3rd pressure sensor 31 registrations.
The structure of the drill bit providing in the utility model embodiment, by the bottom at drill bit and the multiple hydrophthalmias of lateral layout, in conjunction with the measurement of cyclic pressure dissipation, for the optimization of hydraulic parameters provides foundation.
Preferably, simulation wellbore hole 11 comprises multiple transparent pipes, is convenient to observe the transport conditions of landwaste, between adjacent transparent pipe, can dismantle connection.
Adopt transparent pipe can make simulated experiment all under visual condition, carry out, be convenient to the manipulation of experimenter to experimentation, simulation wellbore hole 11 comprises multiple transparent pipes, in actual applications, this transparent pipe can be glass tube, can adopt flange to connect between adjacent glass tube.In actual job, drilling well can be that horizontal well, Vertical Well, inclined shaft can also be extended reach wells etc., and the utility model can be simulated multiple drilling well, between each transparent pipe, can dismantle connection, and experimenter can adjust according to actual needs.Correspondingly, simulation drill string 12 can be also that joint one joint is spliced.Between adjacent joint and joint, adopt screwed connection.In actual applications, simulation drill string 12 can be that the tubing string of different length, various outer diameter and internal diameter is connected by suitable joint, and in the situation that guaranteeing junction screw thread sealing, drilling fluid can pass through smoothly.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a landwaste migration analogue means, is characterized in that, comprising: simulation wellbore hole, simulation drill string and simulation drill bit;
Described simulation drill string can be dismantled and be connected with one end of described simulation drill bit, on described simulation drill bit, is provided with hydrophthalmia;
Described simulation drill string and described simulation drill bit are all positioned at described simulation wellbore hole, between described simulation drill string and described simulation wellbore hole, form mineshaft annulus; Between described simulation drill bit and described simulation wellbore hole, be formed for the gap that drilling fluid passes through;
Described simulation wellbore hole is provided with the accommodation space for taking up landwaste, and described accommodation space is placed in the one end near described simulation drill bit;
On described simulation wellbore hole, be provided with inlet, described inlet is for pumping drilling fluid in described mineshaft annulus; Described simulation drill string is hollow cavity, is provided with delivery outlet on it; Drilling fluid and landwaste are discharged described simulation drill string through described delivery outlet.
2. landwaste migration analogue means according to claim 1, is characterized in that, also comprise drilling fluid pot, flow in pipes and output channel, one end of described flow in pipes is communicated with described inlet, and its other end is connected with described drilling fluid pot; One end of described output channel is communicated with described delivery outlet, and its other end is connected with described drilling fluid pot.
3. landwaste migration analogue means according to claim 2, is characterized in that, also comprises infusion pump, on described flow in pipes, is provided with infusion pump, and described infusion pump is for delivering to the drilling fluid pump of described drilling fluid pot in described mineshaft annulus.
4. landwaste migration analogue means according to claim 3, is characterized in that, also comprises the first pipeline and second pipe;
One end of described the first pipeline connects described flow in pipes, and the other end of described the first pipeline connects described output channel; In described the first pipeline, be provided with the 3rd control valve;
One end of described second pipe connects described flow in pipes, and the other end of described second pipe connects described drilling fluid pot; In described second pipe, be provided with the 4th control valve;
In described flow in pipes, be provided with the first control valve for controlling described flow in pipes break-make; In described output channel, be provided with the second control valve for controlling described output channel break-make.
5. landwaste migration analogue means according to claim 4, is characterized in that, also comprises the first pressure sensor, the second pressure sensor and the 3rd pressure sensor;
Wherein, described the first pressure sensor is arranged on described simulation drill string, for detection of the pressure in described simulation drill string;
Described the second pressure sensor is arranged on described simulation wellbore hole, for detection of the pressure of the mineshaft annulus between simulation wellbore hole and simulation drill string;
Described the 3rd pressure sensor is arranged on described simulation wellbore hole, for detection of the pressure in described accommodation space.
6. landwaste migration analogue means according to claim 5, is characterized in that, also comprises landwaste inlet;
Described landwaste inlet is arranged on described simulation wellbore hole, and described landwaste inlet for injecting landwaste in described accommodation space.
7. landwaste migration analogue means according to claim 6, is characterized in that, described drilling fluid pot comprises: sedimentation basin, filtering ponds and mud pit;
Described second pipe is connected with described sedimentation basin respectively with described output channel;
Described mud pit is connected with described flow in pipes;
Described sedimentation basin, described filtering ponds and described mud pit are communicated with successively.
8. landwaste migration analogue means according to claim 7, is characterized in that, also comprises landwaste outlet opening;
Described landwaste outlet opening is arranged on described simulation wellbore hole, and described landwaste outlet opening is for discharging described accommodation space by described landwaste.
9. landwaste migration analogue means according to claim 8, it is characterized in that, described simulation drill bit is truncated cone-shaped, is provided with two described hydrophthalmias in the bottom of described simulation drill bit, on the side of described simulation drill bit, be provided with four described hydrophthalmias, six described hydrophthalmias are provided with internal thread.
10. landwaste migration analogue means according to claim 9, is characterized in that, described simulation wellbore hole comprises multiple transparent pipes, between adjacent described transparent pipe, can dismantle connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320804798.6U CN203603806U (en) | 2013-12-09 | 2013-12-09 | Rock debris transportation simulating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320804798.6U CN203603806U (en) | 2013-12-09 | 2013-12-09 | Rock debris transportation simulating device |
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| CN203603806U true CN203603806U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320804798.6U Expired - Fee Related CN203603806U (en) | 2013-12-09 | 2013-12-09 | Rock debris transportation simulating device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196518A (en) * | 2014-07-02 | 2014-12-10 | 中国石油大学(北京) | Device and method for measuring slippage among gas phase, liquid phase and solid phase in shaft annulus |
| CN106761723A (en) * | 2016-12-05 | 2017-05-31 | 中石化石油工程技术服务有限公司 | Downhole fluid pit shaft migration visual Simulation testing stand |
| CN106761720A (en) * | 2016-11-23 | 2017-05-31 | 西南石油大学 | A kind of air horizontal well drilling annular space takes rock analogue means |
| CN108533248A (en) * | 2018-05-25 | 2018-09-14 | 中国石油大学(北京) | Casing annulus pressure simulation device |
| CN110006798A (en) * | 2019-03-25 | 2019-07-12 | 中海石油(中国)有限公司深圳分公司 | The experimental provision and method of Cutting movement deposition are returned out in simulation deep water surface layer drilling well |
| CN111827910A (en) * | 2020-08-11 | 2020-10-27 | 西南石油大学 | Experimental device and experimental method for exploring formation of detritus bed in horizontal well drilling |
| CN112647848A (en) * | 2020-11-30 | 2021-04-13 | 中海石油（中国）有限公司天津分公司 | Deep well drilling process simulation experiment device and experiment method |
-
2013
- 2013-12-09 CN CN201320804798.6U patent/CN203603806U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196518A (en) * | 2014-07-02 | 2014-12-10 | 中国石油大学(北京) | Device and method for measuring slippage among gas phase, liquid phase and solid phase in shaft annulus |
| CN106761720A (en) * | 2016-11-23 | 2017-05-31 | 西南石油大学 | A kind of air horizontal well drilling annular space takes rock analogue means |
| CN106761723A (en) * | 2016-12-05 | 2017-05-31 | 中石化石油工程技术服务有限公司 | Downhole fluid pit shaft migration visual Simulation testing stand |
| CN106761723B (en) * | 2016-12-05 | 2023-10-27 | 中石化石油工程技术服务有限公司 | Visual simulation test bed for migration of underground fluid shaft |
| CN108533248A (en) * | 2018-05-25 | 2018-09-14 | 中国石油大学(北京) | Casing annulus pressure simulation device |
| CN110006798A (en) * | 2019-03-25 | 2019-07-12 | 中海石油(中国)有限公司深圳分公司 | The experimental provision and method of Cutting movement deposition are returned out in simulation deep water surface layer drilling well |
| CN111827910A (en) * | 2020-08-11 | 2020-10-27 | 西南石油大学 | Experimental device and experimental method for exploring formation of detritus bed in horizontal well drilling |
| CN111827910B (en) * | 2020-08-11 | 2022-04-19 | 西南石油大学 | Experimental device and experimental method for exploring formation of detritus bed in horizontal well drilling |
| CN112647848A (en) * | 2020-11-30 | 2021-04-13 | 中海石油（中国）有限公司天津分公司 | Deep well drilling process simulation experiment device and experiment method |
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Inventor after: Zhou Jinhui Inventor after: Gao Deli Inventor after: Fang Jun Inventor after: Zhang Yong Inventor after: Pu Shixiong Inventor after: Wang Ruibo Inventor after: Wei Bangwei Inventor before: Zhou Jinhui Inventor before: Gao Deli Inventor before: Fang Jun |
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