CN107290226A - A kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment - Google Patents
A kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment Download PDFInfo
- Publication number
- CN107290226A CN107290226A CN201710663731.8A CN201710663731A CN107290226A CN 107290226 A CN107290226 A CN 107290226A CN 201710663731 A CN201710663731 A CN 201710663731A CN 107290226 A CN107290226 A CN 107290226A
- Authority
- CN
- China
- Prior art keywords
- liquid nitrogen
- press cylinder
- cylinder
- main frame
- pressure break
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/18—Performing tests at high or low temperatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0062—Crack or flaws
- G01N2203/0064—Initiation of crack
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0062—Crack or flaws
- G01N2203/0066—Propagation of crack
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0228—Low temperature; Cooling means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0256—Triaxial, i.e. the forces being applied along three normal axes of the specimen
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses a kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment, including three axle presser units, microwave heating unit and liquid nitrogen refrigerating unit：The present invention is by the way that cryogenic piping is connected with refrigeration experiment test block with pressure break room main frame.For the liquid nitrogen refrigerating erecting device of true triaxial hydraulic fracturing simulated experiment, the simulated experiment of the expansion and contraction property to the rock under the conditions of simulated ground stress, and the influence of energy simulation rock expansion and contraction confrontation fracturing effect can be realized.The acoustic emission sensor and temperature sensor of use can investigate the affecting laws of the parameter fracture crack initiations such as the temperature difference and perforating condition between crustal stress condition, heating-up temperature, cryogenic temperature, fracturing fluid temperature, three and extension.
Description
Technical field
The present invention relates to oil-gas reservoir hydraulic fracturing and liquid nitrogen refrigerating research field, more particularly to a kind of true triaxial waterpower pressure
The liquid nitrogen refrigerating erecting device of simulated experiment is split, is improved to monitor the rock expansion and contraction confrontation under the conditions of simulated ground stress
The effect of fracturing effect, and investigate the temperature between crustal stress condition, heating-up temperature, cryogenic temperature, fracturing fluid temperature, three
The parameter fracture crack initiation such as difference and perforating condition and the affecting laws of extension.
Background technology
With economic fast development, national demand for energy is constantly lifted.Hydraulic fracturing technology, is oil-gas reservoir exploitation
During commonly use well stimulation.Utilize hydraulic fracturing technology, it is possible to increase the intrinsic fracture of reservoir of oil and gas, formation are manually split
Connectedness between seam, enhancing crack, improves the permeability of reservoir of oil and gas.
The application of rock expansion and contraction property, has beneficial effect for the cracking initiation of underground oil and gas reservoir, can carry
The efficiency of high hydraulic fracturing, is conducive to the formation of fracture network.Stored up using the characteristic of expanding with heat and contract with cold of underground oil and gas reservoir
Collect layer to crush, be an efficiently feasible method.
In past research, reservoir of oil and gas expands with heat and contract with cold the utilization of performance, fails to be used for hydraulic fracturing simulated experiment
During.For heating, refrigeration and transition during hydraulic fracturing, it is ensured that being continuously applied for simulated ground stress, be
Necessary condition of the Study of The Underground rock expansion and contraction property for the effect of hydraulic fracturing.The missing of crustal stress, for being simulated
Underground certain depth, by certain confined pressure act on reservoir of oil and gas for, be inaccurate.Experimental result often with truly
Strata condition has gap, not representative.Therefore, reservoir of oil and gas can be expanded with heat and contract with cold and is combined with hydraulic fracturing by design
Experimental provision, the effect to simulation underground oil and gas reservoir expansion and contraction property is significant.
The content of the invention
The purpose of the present invention is monitored under the conditions of simulated ground stress, and rock expansion and contraction, which is verified, improves hydraulic fracturing effect
The effect of fruit, and the influence of the parameter fracture crack initiation such as different temperatures, the temperature difference and perforating condition and extension is observed, provided for this
A kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment.
The present invention includes three axle presser units, microwave heating unit and liquid nitrogen refrigerating unit：
The three axles presser unit include four fixing axles, eight bolts, pressure break room main frames, promote platform, three load plates,
One rear baffle, X are to triple valve, Y-direction triple valve, Z-direction triple valve, X to pressure sensor, Y-direction pressure sensor, Z-direction pressure
Sensor, X are to press cylinder, Y-direction press cylinder, Z-direction press cylinder, two X to discharging hydraulic cylinder, voice sending sensor
Device and temperature sensor；
Y-direction press cylinder, Z-direction press cylinder are fixed on the main frame of pressure break room by sunk screw；X is to pressurized fluid
Cylinder pressure carries out thread seal by four fixing axles and eight bolts with pressure break room main frame and is connected；Platform is promoted by being glued connection side
Formula, is simultaneously connected with X to the base of press cylinder, is simultaneously connected with pressure break room main frame, and with sample chamber base coincident, so as to
Push experiment test block and enter sample chamber；X is fixed on the main frame of pressure break room to material returned oil cylinder by sunk screw；X is to pressurized hydraulic
Cylinder, Y-direction press cylinder, the hydraulic rod end of Z-direction press cylinder are connected with load plate respectively, and connected mode is sunk screw
Connection；In the X direction, rear baffle is placed with sample chamber, rear baffle leaves certain size with pressure break room host center correspondence position
Hole, and be connected with the hydraulic rod end of two X to discharging hydraulic cylinders by sunk screw；In the base of pressure break room main frame
There is connector, connected with the cavity at immediately below sample chamber, for connecting microwave heating equipment and liquid nitrogen refrigerating equipment, and
Leave the liquid nitrogen transport channel being connected with sample chamber；
X is to press cylinder, Y-direction press cylinder and Z-direction press cylinder oil inlet junction, respectively with X to threeway
Valve, Y-direction triple valve and the threaded connection of Z-direction triple valve are divided into two-way, all the way respectively with X to pressure sensor, Y-direction pressure sensor
Connected with Z-direction pressure sensor by thread seal, for transmitting pressure signal, another road is connected in hydraulic power source offer respectively
The heart；X provides center to the oil inlet and outlet connection hydraulic power source of material returned hydraulic cylinder；
Acoustic emission sensor and temperature sensor are provided with by bonding mode in load plate, pass through its internal metallic channel
Stretched out with notch, transmission acoustic emission signal and temperature signal；
The microwave heating unit includes microwave generating apparatus, waveguide and microwave antenna；The microwave generating apparatus can
Within the specific limits, the frequency and power of regulation microwave；The waveguide is connected with microwave antenna, bottom that can be with pressure break room main frame
Seat is connected, and connected mode is threaded connection；
The liquid nitrogen refrigerating unit includes liquid nitrogen storage steel bottle and cryogenic piping；The cryogenic piping and pressure break room main frame
Base is connected, and connected mode is threaded connection；
It is preferred that, pressure break room main frame is in addition to the sample chamber bottom material directly over microwave antenna, and remaining material belongs to micro-
Wave reflection material；Load plate, rear baffle, rear hex bolts, fixed -piping, X are to press cylinder, Y-direction press cylinder, Z-direction
Press cylinder, two X belong to cylinder body from microwave reflecting material to discharging hydraulic cylinder and hydraulic stem；Acoustic emission sensor and temperature
Sensor high temperature resistant is spent, the couplant high temperature resistant of use facilitates and sensitive measures signal.
Beneficial effects of the present invention：
The liquid nitrogen refrigerating erecting device for the true triaxial hydraulic fracturing simulated experiment that the present invention is provided, by by the cryotronl
Road is connected with refrigeration experiment test block with pressure break room main frame.Liquid nitrogen refrigerating for true triaxial hydraulic fracturing simulated experiment installs dress
Put, the simulated experiment of the expansion and contraction property to the rock under the conditions of simulated ground stress can be realized, and can simulation rock heat expansion
Influence of the shrinkage property to fracturing effect.The acoustic emission sensor of use and temperature sensor can investigate crustal stress condition,
The parameter fracture crack initiations such as the temperature difference and perforating condition between heating-up temperature, cryogenic temperature, fracturing fluid temperature, three and extension
Affecting laws.
Brief description of the drawings
Fig. 1 is perspective exploded view of the invention.
Fig. 2 is front view of the invention.
Fig. 3 is A-A sectional views in Fig. 2.
Fig. 4 is load plate schematic perspective view of the invention.
In figure：1-microwave generating apparatus；2-waveguide；3-microwave antenna；4-liquid nitrogen storage steel bottle；5-cryotronl
Road；6-X is to press cylinder；7-Y-direction press cylinder；8-Z-direction press cylinder；9-X is to material returned hydraulic cylinder；10-spiral shell
Bolt；11-fixing axle；12-promote platform；13-pressure break room main frame；14-sample chamber；15-X is to pressure sensor；16-Y-direction
Pressure sensor；17-Z-direction pressure sensor；18-X is to triple valve；19-Y-direction triple valve；20-Z-direction triple valve；21-add
Support plate；22-connector；201-rear baffle；202-liquid nitrogen transmission pipeline；203-cavity；204-hole；301-sound emission
Sensor；302-temperature sensor；303-notch；304-metallic channel.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the present invention has including three axle presser units, microwave heating unit and liquid nitrogen system
Cold unit：
The three axles presser unit includes four fixing axles 11, eight bolts 10, pressure break room main frame 13, propulsion platforms 12, three
Individual load plate 21, rear baffle 201, X to triple valve 18, Y-direction triple valve 19, Z-direction triple valve 20, X to pressure sensor 15,
Y-direction pressure sensor 16, Z-direction pressure sensor 17, X to press cylinder 6, Y-direction press cylinder 7, Z-direction press cylinder 8,
Two X are to discharging hydraulic cylinder 9, acoustic emission sensor 301 and temperature sensor 302；
Wherein, Y-direction press cylinder 7 and Z-direction press cylinder 8 are fixed on pressure break room main frame 13 by sunk screw
On；X carries out thread seal by four fixing axles 11 and eight bolts 10 with pressure break room main frame 13 to press cylinder 6 and is connected；
Promote platform 12 by being glued connected mode, simultaneously the base with X to press cylinder 6 is connected, and is simultaneously connected with pressure break room main frame 13
Connect, and with the base coincident of sample chamber 14, so as to push experiment test block enter sample chamber 14；X passes through sunk screw to material returned oil cylinder 9
It is fixed on pressure break room main frame 13；X to press cylinder 6, Y-direction press cylinder 7 and Z-direction press cylinder 8 hydraulic pressure rod end
Portion is connected with load plate 21 respectively, and connected mode connects for sunk screw；In the X direction, it is placed with rear baffle in sample chamber 14
201, rear baffle 201 and the center correspondence position of pressure break room main frame 13 leave hole 204, and with liquid from two X to discharging hydraulic cylinder 9
Depression bar end is connected by sunk screw；There is connector 22 in the base of pressure break room main frame 13, and immediately below the sample chamber
The cavity 203 at place is connected, and for connecting microwave heating equipment and liquid nitrogen refrigerating equipment, and leaves the liquid nitrogen being connected with sample chamber 14
Transport channel 202；
X is to press cylinder 6, Y-direction press cylinder 7 and the oil inlet junction of Z-direction press cylinder 8, respectively with X to three
Port valve 18, Y-direction triple valve 19 and the threaded connection of Z-direction triple valve 20 are divided into two-way, all the way respectively with X to pressure sensor 15, Y-direction
Pressure sensor 16 and Z-direction pressure sensor 17 are connected by thread seal, and for transmitting pressure signal, another road is connected respectively
Hydraulic power source provides center；X provides center to the oil inlet and outlet connection hydraulic power source of material returned hydraulic cylinder 9；
Acoustic emission sensor 301 and temperature sensor 302 are provided with by bonding mode in load plate 21, by inside it
Metallic channel 304 and notch 303 stretch out, transmission acoustic emission signal and temperature signal；
The microwave heating unit includes microwave generating apparatus 1, waveguide 2 and microwave antenna 3；Microwave generating apparatus 1 has
There is waveguide 2, waveguide 2 is connected with microwave antenna 3, microwave generating apparatus 1 is connected with the base of pressure break room main frame 13, connect
Mode is threaded connection；The frequency and power of the microwave generating apparatus 1 can be adjusted within the specific limits；
The liquid nitrogen refrigerating unit includes liquid nitrogen storage steel bottle 4 and cryogenic piping 5；The cryogenic piping 5 and pressure break room master
The base of machine 13 is connected, and connected mode is threaded connection；
It is preferred that, pressure break room main frame 13 is in addition to the bottom material of sample chamber 14 directly over microwave antenna 3, and remaining material belongs to
In microwave reflecting material；Load plate 21, rear baffle 201, X are to press cylinder 6, Y-direction press cylinder 7, Z-direction press cylinder
8th, two X belong to cylinder body from microwave reflecting material to discharging hydraulic cylinder 9 and hydraulic stem；Acoustic emission sensor 301 is passed with temperature
The high temperature resistant of sensor 302, the couplant high temperature resistant of use facilitates and sensitive measures signal.
Claims (2)
1. a kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment, it is characterised in that：Add including three axles
Press unit, microwave heating unit and liquid nitrogen refrigerating unit：
The three axles presser unit includes four fixing axles (11), eight bolts (10), pressure break room main frame (13), propulsion platforms
(12), three load plates (21), rear baffle (201), X are to triple valve (18), Y-direction triple valve (19), Z-direction triple valve
(20), X is to pressure sensor (15), Y-direction pressure sensor (16), Z-direction pressure sensor (17), X to press cylinder (6), Y
To press cylinder (7), Z-direction press cylinder (8), two X to discharging hydraulic cylinder (9), acoustic emission sensor (301) and temperature
Sensor (302)；
Y-direction press cylinder (7) and Z-direction press cylinder (8) are fixed on pressure break room main frame (13) by sunk screw；X
To press cylinder (6) and pressure break room main frame (13) thread seal company is carried out by four fixing axles (11) and eight bolts (10)
Connect；Promote platform (12) by being glued connected mode, simultaneously the base with X to press cylinder (6) is connected, simultaneously with pressure break room master
Machine (13) connect, and with sample chamber (14) base coincident, so as to push experiment test block enter sample chamber (14)；X is to material returned oil cylinder
(9) it is fixed on by sunk screw on pressure break room main frame (13)；X is to press cylinder (6), Y-direction press cylinder (7) and Z-direction
The hydraulic rod end of press cylinder (8) is connected with load plate (21) respectively, and connected mode connects for sunk screw；In X-direction
On, rear baffle (201) is placed with sample chamber (14), rear baffle (201) leaves hole with pressure break room main frame (13) center correspondence position
Hole (204), and be connected with the hydraulic rod end of two X to discharging hydraulic cylinder (9) by sunk screw；In pressure break room main frame (13)
Base in have connector (22), connected with the cavity (203) at immediately below the sample chamber, for connecting microwave heating equipment
With liquid nitrogen refrigerating equipment, and the liquid nitrogen transport channel (202) being connected with sample chamber (14) is left；
X to press cylinder (6), Y-direction press cylinder (7) and Z-direction press cylinder (8) oil inlet junction, respectively with X to
Triple valve (18), Y-direction triple valve (19) and Z-direction triple valve (20) threaded connection are divided into two-way, all the way respectively with X to pressure sensing
Device (15), Y-direction pressure sensor (16) and Z-direction pressure sensor (17) are connected by thread seal, for transmitting pressure signal,
Another road connects hydraulic power source and provides center respectively；X provides center to the oil inlet and outlet connection hydraulic power source of material returned hydraulic cylinder (9)；
Acoustic emission sensor (301) and temperature sensor (302) are provided with by bonding mode in load plate (21), by it
The metallic channel (304) and notch (303) in portion stretch out, transmission acoustic emission signal and temperature signal；
The microwave heating unit includes microwave generating apparatus (1), waveguide (2) and microwave antenna (3)；Microwave generating apparatus
(1) there is waveguide (2), waveguide (2) is connected with microwave antenna (3), microwave generating apparatus (1) and pressure break room main frame (13)
Base is connected, and connected mode is threaded connection；
The liquid nitrogen refrigerating unit includes liquid nitrogen storage steel bottle (4) and cryogenic piping (5)；One end of cryogenic piping (5) and liquid nitrogen
Storage steel bottle (4) is connected, and the other end of cryogenic piping (5) is connected with the base of pressure break room main frame (13), and connected mode is spiral shell
Line is connected.
2. a kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment according to claim 1, its
It is characterised by：Described load plate (21), rear baffle (201), X add to press cylinder (6), Y-direction press cylinder (7), Z-direction
Pressure cylinder (8), two X belong to cylinder body from microwave reflecting material to discharging hydraulic cylinder (9) and hydraulic stem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710663731.8A CN107290226B (en) | 2017-08-06 | 2017-08-06 | Liquid nitrogen refrigerating and mounting device for true triaxial hydraulic fracturing simulation experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710663731.8A CN107290226B (en) | 2017-08-06 | 2017-08-06 | Liquid nitrogen refrigerating and mounting device for true triaxial hydraulic fracturing simulation experiment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107290226A true CN107290226A (en) | 2017-10-24 |
| CN107290226B CN107290226B (en) | 2023-04-07 |
Family
ID=60104512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710663731.8A Active CN107290226B (en) | 2017-08-06 | 2017-08-06 | Liquid nitrogen refrigerating and mounting device for true triaxial hydraulic fracturing simulation experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107290226B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357953A (en) * | 2018-11-23 | 2019-02-19 | 吉林大学 | A kind of rock core test device tested for three axis of high temperature and pressure and hydraulic fracturing |
| CN111175142A (en) * | 2019-03-22 | 2020-05-19 | 湘潭大学 | Cold-contraction clamping plate type rock confining pressure simulation device and calibration adjustment method thereof |
| WO2022116229A1 (en) * | 2020-12-04 | 2022-06-09 | 东北大学 | Microwave intelligent loading and cracking rock testing system under true triaxial stress |
| US11965860B2 (en) | 2020-12-04 | 2024-04-23 | Northeastern University | Test system for hard rock breaking by microwave intelligent loading based on true triaxial stress |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090070043A1 (en) * | 2006-10-31 | 2009-03-12 | Chang-Ha Ryu | Method and apparatus for measuring in-situ stress of rock using thermal crack |
| US20100095742A1 (en) * | 2006-10-13 | 2010-04-22 | Symington William A | Testing Apparatus For Applying A Stress To A Test Sample |
| CN104655495A (en) * | 2015-02-13 | 2015-05-27 | 太原理工大学 | High temperature and high pressure coal and rock true triaxial fracturing and seepage test device and test method |
| CN105134186A (en) * | 2015-08-18 | 2015-12-09 | 中国地质大学（武汉） | Shale gas hydraulic fracturing physical simulation test system |
| JP2016108804A (en) * | 2014-12-05 | 2016-06-20 | 応用地質株式会社 | Hydraulic fracture testing device |
| US20170003263A1 (en) * | 2015-03-09 | 2017-01-05 | China University Of Mining And Technology | Integrated experimental system of hydrofracturing, water jet slotting, seepage and gas displacement under true triaxial stress |
| CN106840911A (en) * | 2017-01-05 | 2017-06-13 | 中国石油大学(华东) | A kind of liquid nitrogen temperature-control pressure-control freezing-thawing damage shale experimental provision and method |
| CN106959246A (en) * | 2017-02-17 | 2017-07-18 | 中国石油大学(华东) | A kind of anhydrous fracture simulation experimental provision of liquid nitrogen and method |
| CN207263552U (en) * | 2017-08-06 | 2018-04-20 | 吉林大学 | A kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment |
-
2017
- 2017-08-06 CN CN201710663731.8A patent/CN107290226B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100095742A1 (en) * | 2006-10-13 | 2010-04-22 | Symington William A | Testing Apparatus For Applying A Stress To A Test Sample |
| US20090070043A1 (en) * | 2006-10-31 | 2009-03-12 | Chang-Ha Ryu | Method and apparatus for measuring in-situ stress of rock using thermal crack |
| JP2016108804A (en) * | 2014-12-05 | 2016-06-20 | 応用地質株式会社 | Hydraulic fracture testing device |
| CN104655495A (en) * | 2015-02-13 | 2015-05-27 | 太原理工大学 | High temperature and high pressure coal and rock true triaxial fracturing and seepage test device and test method |
| US20170003263A1 (en) * | 2015-03-09 | 2017-01-05 | China University Of Mining And Technology | Integrated experimental system of hydrofracturing, water jet slotting, seepage and gas displacement under true triaxial stress |
| CN105134186A (en) * | 2015-08-18 | 2015-12-09 | 中国地质大学（武汉） | Shale gas hydraulic fracturing physical simulation test system |
| CN106840911A (en) * | 2017-01-05 | 2017-06-13 | 中国石油大学(华东) | A kind of liquid nitrogen temperature-control pressure-control freezing-thawing damage shale experimental provision and method |
| CN106959246A (en) * | 2017-02-17 | 2017-07-18 | 中国石油大学(华东) | A kind of anhydrous fracture simulation experimental provision of liquid nitrogen and method |
| CN207263552U (en) * | 2017-08-06 | 2018-04-20 | 吉林大学 | A kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357953A (en) * | 2018-11-23 | 2019-02-19 | 吉林大学 | A kind of rock core test device tested for three axis of high temperature and pressure and hydraulic fracturing |
| CN111175142A (en) * | 2019-03-22 | 2020-05-19 | 湘潭大学 | Cold-contraction clamping plate type rock confining pressure simulation device and calibration adjustment method thereof |
| CN111175142B (en) * | 2019-03-22 | 2023-03-21 | 湘潭大学 | Cold-contraction clamping plate type rock confining pressure simulation device and calibration adjustment method thereof |
| WO2022116229A1 (en) * | 2020-12-04 | 2022-06-09 | 东北大学 | Microwave intelligent loading and cracking rock testing system under true triaxial stress |
| US11965860B2 (en) | 2020-12-04 | 2024-04-23 | Northeastern University | Test system for hard rock breaking by microwave intelligent loading based on true triaxial stress |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107290226B (en) | 2023-04-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107290226A (en) | A kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment | |
| CN207197948U (en) | Microwave heating equipment for true triaxial hydraulic fracturing simulated experiment | |
| CN107290224A (en) | Microwave heating equipment and experimental method for true triaxial hydraulic fracturing simulated experiment | |
| CN108386177B (en) | Real-time monitoring experiment system and method for three-dimensional multilayer multi-well fracturing support crack | |
| AU2018420473B2 (en) | Simulation test system for gas extraction from tectonically-deformed coal seam in-situ by depressurizing horizontal well cavity | |
| Yan et al. | Changes in pore structure and permeability of anthracite coal before and after high-voltage electrical pulses treatment | |
| Li et al. | Experimental of hydraulic fracture propagation using fixed-point multistage fracturing in a vertical well in tight sandstone reservoir | |
| CN207263552U (en) | A kind of liquid nitrogen refrigerating erecting device for true triaxial hydraulic fracturing simulated experiment | |
| CN107991216A (en) | Fluid fracture seepage simulator under a kind of high temperature stress | |
| CN105863596B (en) | Underground coal mine ultrasonic wave and the compound fracturing coal body analogue experiment method of hydraulic fracturing | |
| EP3968019B1 (en) | Device for physical simulation of fracture network propagation based on co-exploitation of three gases of unconventional natural gas | |
| AU2018420472A1 (en) | Simulation test method for gas extraction from tectonically-deformed coal seam in-situ by depressurizing horizontal well cavity | |
| CN102590456A (en) | Device and method for simulating volume fracturing of horizontal well on shale reservoir stratum | |
| CN103573251B (en) | The crack initiation of large scale lava hydraulic fracture and expansion CT scan Crack Monitoring method | |
| CN105928859A (en) | Device and method for testing rock fracture seepage parameters under high temperature and high pressure conditions | |
| CN112414882B (en) | High-temperature crystalline rock cold impact cracking experiment system and method | |
| CN107907422A (en) | A kind of large scale true triaxial hydraulic fracturing experiments machine and its experimental method containing temperature control system | |
| CN102735600A (en) | Method for testing coal sample seepage under true triaxial state | |
| CN106840911A (en) | A kind of liquid nitrogen temperature-control pressure-control freezing-thawing damage shale experimental provision and method | |
| CN107725020A (en) | A kind of cherry coal rises to hydraulic fracturing anatonosis device and method step by step | |
| CN102735549A (en) | Multifunctional true triaxial flow solid coupling pressure chamber | |
| CN103712863A (en) | Device and method for researching damage to fractured rock mass and expansion of crack based on catastrophe theory | |
| CN112343511B (en) | Cold and hot impact rock breaking device and method based on microwave heating and liquid nitrogen cooling | |
| CN105672973A (en) | Coalbed methane overall volume fracturing optimization design method | |
| CN205982015U (en) | Rock fracture seepage flow parameter testing device under high temperature high pressure condition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |