CN201724868U - Indoor device for simulating process of hydraulic fracture and rupture - Google Patents
Indoor device for simulating process of hydraulic fracture and rupture Download PDFInfo
- Publication number
- CN201724868U CN201724868U CN2010202835332U CN201020283533U CN201724868U CN 201724868 U CN201724868 U CN 201724868U CN 2010202835332 U CN2010202835332 U CN 2010202835332U CN 201020283533 U CN201020283533 U CN 201020283533U CN 201724868 U CN201724868 U CN 201724868U
- Authority
- CN
- China
- Prior art keywords
- pressure
- bearing
- pressure bearing
- bearing body
- post
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to an indoor device for simulating the process of hydraulic fracture and rupture, in particular to an indoor test device for simulating the process of the hydraulic rupture of the rock under the stratum condition. The indoor device comprises a quadrate pressure bearing body, wherein the pressure bearing body is internally provided with a pressure bearing cavity, three pressure board of a loading mechanism are extended into the pressure bearing cavity, one side of the pressure bearing body is connected with an outer pressure bearing body, the outer pressure bearing body is internally provided with an outer pressure bearing room, the pressure bearing cavity is communicated with the outer pressure bearing room, a guide rail is arranged between the pressure bearing cavity and the outer pressure bearing room, a sample dolly is arranged on the guide rail, the sample dolly is provided with a pressure plate and a fixed pressure bearing column, the pressure plate and the fixed pressure bearing column are provided with a plurality of liquid injecting passageways which are communicated with each other, and the liquid injecting passageways are communicated with the pressure bearing cavity. The indoor device can simulate the pressure of the deep stratum, the temperature environment and the process of the hydraulic rupture of the rock in doors, can intuitively recover the rupturing form of the hydraulic fracture of the rock, and can analyze the geometric form of the rupture of the rock under the different confining pressures.
Description
Technical field
The utility model relates to the proving installation of rock rupture process under fluid pressure under the lab simulation formation condition, what be specifically related to is a kind of indoor set of studying a kind of waterfrac treatment rupture process simulation of rock fracture crack initiation under different confined pressures, the temperature, expansion, extension mechanism.
Background technology
At present, from the present situation of China Petroleum, most geologic conditions oil field have preferably entered development late stage, and stable yields and the difficulty of taping the latent power are more and more big, thus some are thin, in, the low permeability reservoir exploitation of difference received people's very big concern.Hydraulic fracturing technology as the main increasing yield and injection measure of low permeability reservoir is widely used.For improving the success ratio of waterfrac treatment construction, must before carrying out pressing crack construction, some new block carry out necessary waterfrac treatment test.Current, field hydraulic crushing test expense costliness, and can't repeat test of many times with one deck position, make the field hydraulic crushing test seldom adopt.And shop experiment causes indoor waterfrac treatment rupture process test to be difficult to carry out owing to formation temperature, pressure environment simulation difficulty, and the research of hydraulically created fracture expansion mechanism is difficult to go deep into, and limits the experimental study of waterfrac treatment process greatly.
Summary of the invention
The purpose of this utility model provides a kind of indoor set of waterfrac treatment rupture process simulation, and the indoor set of this waterfrac treatment rupture process simulation is used to solve the limitation of waterfrac treatment site test and the problem that the shop experiment condition is difficult to simulate.
The technical scheme that its technical matters that solves the utility model adopts is: the indoor set of this waterfrac treatment rupture process simulation comprises square pressure-bearing body, pressure-bearing body inside is pressure pocket, the pressure plare of the load maintainer of three quadratures all extend in the pressure pocket, one side of pressure-bearing body connects outer pressure-bearing body, outer pressure-bearing body inside is outer pressure-bearing chamber, pressure pocket communicates with outer pressure-bearing chamber, mounting guide rail between pressure pocket and the outer pressure-bearing chamber, the sample dolly is on guide rail, pressure plare and fixing pressure-bearing post are installed on the sample dolly, pressure plare and the reservoir channel of connection is fixedly arranged on the pressure-bearing post, reservoir channel communicates with pressure pocket.
Load maintainer is made of hydraulic cylinder, hydraulic pressure chamber, pressure transmission post, pressure plare in the such scheme, and pressure transmission post one end is a hydraulic pressure chamber, and the other end is a pressure plare, and it is external that hydraulic cylinder is fixed on pressure-bearing.
Fixedly between pressure-bearing post and the outer pressure-bearing body detachable pressure-bearing post is installed in the such scheme, detachable pressure-bearing post one end is connected with fixing pressure-bearing male screw, and the other end is embedded on the groove of outer pressure-bearing body inwall, and is connected with the threads of lead screw that passes outer pressure-bearing body.
The utlity model has following beneficial effect:
1, the utility model can be in lab simulation deep formation pressure, temperature environment, and carries out waterfrac treatment rock process; Can simulate the fracturing process of rock sample under certain pressure and the temperature, analyze rock fracture geometric shape under the different confined pressures, and the parting pressure of testing the rock of various formation rocks under certain pressure, temperature, extending pressure variation relation in time in the forming process of rock burst crack, instantaneous injection pressure concerns over time.
2, temperature, vertical stress and two horizontal stresses can be provided with as required in the utility model process of the test, and this greatly facilitates the research of waterfrac treatment mechanism and reduces testing expenses, has the advantages that expense is low, easy to use, test period is short.
3, the utility model has not only solved the drawback of site test, reduce experimentation cost greatly, and can reproduce the breaking morphology of waterfrac treatment rock intuitively, and can be used for purposes such as teaching, scientific research, for people observe the waterfrac treatment process, see clearly that waterfrac treatment essence provides condition.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is an A-A cut-open view among Fig. 1;
Fig. 3 is a structural representation of placing sample in the utility model;
Fig. 4 is the structural representation that sample and sample dolly are positioned at outer pressure-bearing body in the utility model.
1 pressure-bearing body, 2 pressure plares, 3 pressure transmission posts, 4 hydraulic pressure chambers, 5 reservoir channels 6 are pressure-bearing post 7 detachable pressure-bearing post 8 leading screws 9 hydraulic cylinders 10 samples 11 pipe cores 12 sample dollies 13 guide rails 14 outer pressure-bearing bodies fixedly
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
In conjunction with Fig. 1, shown in Figure 2, the indoor set of this waterfrac treatment rupture process simulation is made of square pressure-bearing body 1, outer pressure-bearing body 14, load maintainer, sample dolly 12, guide rail 13, cube pressure-bearing body 1 inside is pressure pocket, there are four faces to empty in its six faces, wherein empty part and with screw thread the hydraulic cylinders 9 of three quadratures are installed for three, the surplus next one is emptied part with the outer pressure-bearing body 14 of screwed connection.The load maintainer of three quadratures promptly is installed on the pressure-bearing body 1 by the hydraulic cylinder 9 of three above-mentioned quadratures respectively, load maintainer is made of hydraulic cylinder 9, hydraulic pressure chamber 4, pressure transmission post 3, pressure plare 2, pressure transmission post 3 one ends are hydraulic pressure chambers 4, and the other end is a pressure plare 2, and pressure plare 2 extend in the pressure pocket.Outer pressure-bearing body 14 inside are outer pressure-bearing chambers, pressure pocket communicates with outer pressure-bearing chamber, mounting guide rail 13 between pressure pocket and the outer pressure-bearing chamber, guide rail 13 has run through pressure pocket and outer pressure-bearing chamber, sample dolly 12 is on guide rail 13, consult Fig. 3, Fig. 4 sample dolly 12 can be by pressure-bearing chamber outside move to the pressure-bearing chamber, or shifted onto the pressure-bearing chamber from outer pressure-bearing chamber, pressure plare 2 and fixing pressure-bearing post 6 are installed on the sample dolly 12, pressure plare 2 and sample dolly 12, fixedly pressure-bearing post 6 is connected as a single entity, pressure plare 2 is mutually perpendicular with fixing pressure-bearing post 6, the pressure plare 2 and reservoir channel 5 of connection is fixedly arranged on the pressure-bearing post 6, reservoir channel 5 communicates with pressure pocket, fixedly between pressure-bearing post 6 and the outer pressure-bearing body 14 detachable pressure-bearing post 7 is installed, detachable pressure-bearing post 7 one ends are threaded with fixing pressure-bearing post 6, and the other end is embedded on the groove of outer pressure-bearing body 14 inwalls, and is threaded with the leading screw 8 that passes outer pressure-bearing body 14.
As shown in Figure 3, after placing sample on the sample dolly 12 and being pulled in the pressure pocket, sample 10 on the sample dolly 12 is at cube pressure-bearing body 1 center, reservoir channel 5 UNICOMs on pipe core 11 in the sample 10 and the pressure plare 2, another opening of reservoir channel 5 is on fixing pressure-bearing post 6, this moment is just outside in the pressure pocket, so that be connected with the liquid injection pipe of outside.Detachable pressure-bearing post 7 fixing pressure-bearing post 6 and outside lay between the pressure-bearing body 14.
When not testing, detachable pressure-bearing post 7 need be disassembled, leading screw 8 is connected with fixing pressure-bearing post 6, it is indoor to move sample dolly 12 to outer pressure-bearing, consults Fig. 4, and sample dolly 12 is positioned at outer pressure-bearing when indoor, and leading screw 8 is connected with fixing pressure-bearing post 6.
During use, the utility model at first is connected leading screw 8 with fixing pressure-bearing post 6, with leading screw 8 with sample dolly 12 outside guide rail 13 moves on in the pressure-bearing body 14, sample 10 is placed on the sample dolly 12, the pipe core 11 of sample 10 is docked with reservoir channel 5 on the pressure plare 2, shift sample dolly 12 onto cube pressure-bearing body 1 center with leading screw 8 again, then detachable pressure-bearing post 7 is placed in fixedly between the pressure-bearing post 6 and outer pressure-bearing body 14, play the pressure-bearing effect, next apply three-dimensional load for sample 10 by the hydraulic cylinder 9 of three quadratures, its process is that fluid injection promotes pressure transmission post 3 in hydraulic cylinder 9, and pressure transmission post 3 promotes pressure plare 2 and loads for sample 10.When three-dimensional load is loaded into respectively when requiring numerical value, inject fracturing liquids by the reservoir channel on the pressure plare 25 to sample 10 inner central tubes 11, until till sample 10 breaks.At last, detachable pressure-bearing post 7 is taken out, leading screw 8 is connected with fixing pressure-bearing post 6, sample dolly 12 in the pressure-bearing body 14, is taken off sample 10 outside guide rail 13 moves on to, finish test with leading screw 8.
When using the utility model test, need to utilize outside constant temperature oven, the utility model is placed in the constant temperature oven, with the temperature of simulated formation.
Claims (3)
1. the indoor set of waterfrac treatment rupture process simulation, it is characterized in that: the indoor set of this waterfrac treatment rupture process simulation comprises square pressure-bearing body (1), pressure-bearing body (1) inside is pressure pocket, the pressure plare of the load maintainer of three quadratures (2) all extend in the pressure pocket, one side of pressure-bearing body (1) connects outer pressure-bearing body (14), outer pressure-bearing body (14) inside is outer pressure-bearing chamber, pressure pocket communicates with outer pressure-bearing chamber, mounting guide rail (13) between pressure pocket and the outer pressure-bearing chamber, sample dolly (12) is on guide rail (13), pressure plare (2) and fixing pressure-bearing post (6) are installed on the sample dolly, pressure plare (2) and the reservoir channel (5) of connection is fixedly arranged on the pressure-bearing post (6), reservoir channel (5) communicates with pressure pocket.
2. the indoor set of waterfrac treatment rupture process simulation according to claim 1, it is characterized in that: described load maintainer is made of hydraulic cylinder (9), hydraulic pressure chamber (4), pressure transmission post (3), pressure plare (2), pressure transmission post one end is hydraulic pressure chamber (4), the other end is the pressure utmost point (2), and hydraulic cylinder (9) is fixed on outside the pressure-bearing body (1).
3. the indoor set of waterfrac treatment rupture process simulation according to claim 1 and 2, it is characterized in that: between described fixedly pressure-bearing post (6) and the outer pressure-bearing body (14) detachable pressure-bearing post (7) is installed, detachable pressure-bearing post (7) one ends are threaded with fixing pressure-bearing post (6), the other end is embedded on the groove of outer pressure-bearing body (14) inwall, and is threaded with the leading screw (8) that passes outer pressure-bearing body (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202835332U CN201724868U (en) | 2010-08-06 | 2010-08-06 | Indoor device for simulating process of hydraulic fracture and rupture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202835332U CN201724868U (en) | 2010-08-06 | 2010-08-06 | Indoor device for simulating process of hydraulic fracture and rupture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201724868U true CN201724868U (en) | 2011-01-26 |
Family
ID=43493206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202835332U Expired - Fee Related CN201724868U (en) | 2010-08-06 | 2010-08-06 | Indoor device for simulating process of hydraulic fracture and rupture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201724868U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289980A (en) * | 2011-05-24 | 2011-12-21 | 中国石油大学(北京) | Method for preparing preset cracks in hydrofracture simulation specimen |
| CN102621000A (en) * | 2012-03-27 | 2012-08-01 | 中国科学院武汉岩土力学研究所 | True triaxial pressure device capable of realizing hydraulic fracturing test |
| CN102662044A (en) * | 2012-04-26 | 2012-09-12 | 河海大学 | Device and method for bituminous concrete hydraulic fracture testing |
| CN102749436A (en) * | 2012-07-24 | 2012-10-24 | 东北石油大学 | Device for researching fracturing fluid preparation and determining rock fracture fractal characteristics |
| CN103485759A (en) * | 2013-09-10 | 2014-01-01 | 中国石油大学(北京) | Oil-gas well hydraulically-created-fracture expansion visualization experiment method and oil-gas well hydraulically-created-fracture expansion visualization experiment device |
| CN103940962A (en) * | 2014-04-15 | 2014-07-23 | 西安科技大学 | System and method for simulating coal mine underground hydraulic fracturing experiment laboratory |
| CN104833582A (en) * | 2015-05-21 | 2015-08-12 | 大连理工大学 | Natural gas hydrate sediment triaxial test device |
| CN105041285A (en) * | 2015-09-12 | 2015-11-11 | 徐建立 | Cold stratum shale oil heat fracturing simulation experiment system |
| CN105424490A (en) * | 2015-12-23 | 2016-03-23 | 中国石油大学(北京) | Device and method for monitoring rupture process of shale hydrofracture |
| CN106546479A (en) * | 2017-02-06 | 2017-03-29 | 江苏拓创科研仪器有限公司 | Fracture caused by hydraulic pressure sharing lood assay device |
| CN107449879A (en) * | 2017-07-25 | 2017-12-08 | 中国海洋石油总公司 | The axle fracturing device of rock three |
| CN107762466A (en) * | 2016-08-16 | 2018-03-06 | 中国石油化工股份有限公司 | Analogue means for the rupture of horizontal well dynamic impulsion |
| CN108169028A (en) * | 2018-01-29 | 2018-06-15 | 武汉龙澄环境装备有限公司 | Container water test unit |
| CN110132733A (en) * | 2019-06-10 | 2019-08-16 | 中国科学院武汉岩土力学研究所 | A kind of three-dimensional high stress hydraulic fracturing physical simulation experiment system of real time imagery |
-
2010
- 2010-08-06 CN CN2010202835332U patent/CN201724868U/en not_active Expired - Fee Related
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289980A (en) * | 2011-05-24 | 2011-12-21 | 中国石油大学(北京) | Method for preparing preset cracks in hydrofracture simulation specimen |
| CN102621000A (en) * | 2012-03-27 | 2012-08-01 | 中国科学院武汉岩土力学研究所 | True triaxial pressure device capable of realizing hydraulic fracturing test |
| CN102621000B (en) * | 2012-03-27 | 2013-10-09 | 中国科学院武汉岩土力学研究所 | True triaxial pressure device capable of realizing hydraulic fracturing test |
| CN102662044A (en) * | 2012-04-26 | 2012-09-12 | 河海大学 | Device and method for bituminous concrete hydraulic fracture testing |
| CN102662044B (en) * | 2012-04-26 | 2015-03-04 | 河海大学 | Device and method for bituminous concrete hydraulic fracture testing |
| CN102749436A (en) * | 2012-07-24 | 2012-10-24 | 东北石油大学 | Device for researching fracturing fluid preparation and determining rock fracture fractal characteristics |
| CN102749436B (en) * | 2012-07-24 | 2015-03-11 | 东北石油大学 | Device for researching fracturing fluid preparation and determining rock fracture fractal characteristics |
| CN103485759B (en) * | 2013-09-10 | 2016-09-07 | 中国石油大学(北京) | Oil/gas Well hydraulically created fracture extension visualized experiment method and device thereof |
| CN103485759A (en) * | 2013-09-10 | 2014-01-01 | 中国石油大学(北京) | Oil-gas well hydraulically-created-fracture expansion visualization experiment method and oil-gas well hydraulically-created-fracture expansion visualization experiment device |
| CN103940962A (en) * | 2014-04-15 | 2014-07-23 | 西安科技大学 | System and method for simulating coal mine underground hydraulic fracturing experiment laboratory |
| CN103940962B (en) * | 2014-04-15 | 2016-02-24 | 西安科技大学 | Underground coal mine waterfrac treatment experiments experiment room simulation system and method |
| CN104833582A (en) * | 2015-05-21 | 2015-08-12 | 大连理工大学 | Natural gas hydrate sediment triaxial test device |
| CN105041285A (en) * | 2015-09-12 | 2015-11-11 | 徐建立 | Cold stratum shale oil heat fracturing simulation experiment system |
| CN105041285B (en) * | 2015-09-12 | 2017-07-18 | 河南工程学院 | Experimental system for simulating is split in a kind of cold stratum shale oil hot pressing |
| CN105424490A (en) * | 2015-12-23 | 2016-03-23 | 中国石油大学(北京) | Device and method for monitoring rupture process of shale hydrofracture |
| CN107762466A (en) * | 2016-08-16 | 2018-03-06 | 中国石油化工股份有限公司 | Analogue means for the rupture of horizontal well dynamic impulsion |
| CN107762466B (en) * | 2016-08-16 | 2019-12-13 | 中国石油化工股份有限公司 | Simulation device for dynamic impact fracture of horizontal well |
| CN106546479A (en) * | 2017-02-06 | 2017-03-29 | 江苏拓创科研仪器有限公司 | Fracture caused by hydraulic pressure sharing lood assay device |
| WO2018141236A1 (en) * | 2017-02-06 | 2018-08-09 | 江苏拓创科研仪器有限公司 | Hydraulic fracturing combined carrying test device |
| CN107449879A (en) * | 2017-07-25 | 2017-12-08 | 中国海洋石油总公司 | The axle fracturing device of rock three |
| CN107449879B (en) * | 2017-07-25 | 2019-07-16 | 中国海洋石油总公司 | Three axis fracturing device of rock |
| CN108169028A (en) * | 2018-01-29 | 2018-06-15 | 武汉龙澄环境装备有限公司 | Container water test unit |
| CN110132733A (en) * | 2019-06-10 | 2019-08-16 | 中国科学院武汉岩土力学研究所 | A kind of three-dimensional high stress hydraulic fracturing physical simulation experiment system of real time imagery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201724868U (en) | Indoor device for simulating process of hydraulic fracture and rupture | |
| CN108386177B (en) | Real-time monitoring experiment system and method for three-dimensional multilayer multi-well fracturing support crack | |
| CN104374649B (en) | A kind of experimental rig and method for being used to observe shear deformation breaks down feature between pile tube and the slip casting soil body | |
| CN110595909B (en) | True triaxial test system and method for simulating deep rock mass under different temperature influences | |
| CN102900431B (en) | Horizontal well shutoff analogue experiment installation | |
| CN101907586B (en) | High-temperature high-pressure clamp for testing rock core by nuclear magnetic resonance | |
| CN105738216B (en) | For tunnel gushing water model assay systems and its method under high-ground stress-hypertonic pressure | |
| CN110426286A (en) | A kind of true triaxial pressure break seepage flow follow-on test system and method | |
| CN103266888A (en) | System and method for visualization fracturing simulation experiment | |
| CN201724866U (en) | Device for measuring rock fracture toughness on deep stratum | |
| CN111119831B (en) | Horizontal well staged fracturing indoor simulation test device and operation method thereof | |
| CN104833582A (en) | Natural gas hydrate sediment triaxial test device | |
| CN103868799A (en) | Rock mechanical characteristic analyzer for non-conventional oil-gas reservoir stratum | |
| CN103776703A (en) | Hydro-fracturing water injection loading device based on rock-like resin sample and test method | |
| CN203869959U (en) | Analysis meter for rock mechanics characteristics of unconventional oil and gas reservoir | |
| CN203614095U (en) | Cement sheath cementing strength evaluation device | |
| CN103335888A (en) | Anti-gas-channeling simulation test apparatus in later stage of well cementation | |
| CN104727805A (en) | Apparatus for evaluating cementing strength of cement sheath | |
| CN103207137A (en) | Device for fully automatically measuring penetration rate and void ratio of compact rock under dynamic confining pressure | |
| CN108104786B (en) | Shale fracturing indoor simulation experiment device | |
| CN202718673U (en) | Visual physical simulation device for bottom-water reservoirs | |
| CN214576942U (en) | Experimental device for simulating low-permeability reservoir energy storage and permeability increase | |
| CN105372390B (en) | A kind of three-dimensional grouting test device and test method | |
| CN110160877B (en) | Hydraulic fracturing physical simulation test device with hexagonal boundary and test method thereof | |
| CN101701898B (en) | Method and device for measuring rock core porosity by adopting constant pressure and variable volume method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20120806 |