CN209485936U - A kind of automatic rock core hole infiltration translocation device - Google Patents
A kind of automatic rock core hole infiltration translocation device Download PDFInfo
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- CN209485936U CN209485936U CN201920866685.6U CN201920866685U CN209485936U CN 209485936 U CN209485936 U CN 209485936U CN 201920866685 U CN201920866685 U CN 201920866685U CN 209485936 U CN209485936 U CN 209485936U
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Abstract
The utility model discloses a kind of automatic rock core holes to seep translocation device, and whole equipment is using electrothermal insulating box and triaxial stress core holding unit as core, including infusion fluid systems, porosity and permeability translocation system.Wherein infusion fluid systems include high pressure displacement pump, gas intermediate receptacle, heater, gas cylinder；Porosity and permeability translocation system include solenoid valve, upstream bottle, upstream surge flask, pressure sensor, triaxial stress core holding unit, electrothermal insulating box, downstream bottle, back-pressure valve, electromagnetic flowmeter, differential pressure pickup, temperature controller, computer system, confining pressure pump, vent gas treatment conical flask.Two kinds of physical parameter measurement experiments of porosity and permeability are integrated into a set of equipment by the utility model, the automation of test process is realized using computer system, middle and high infiltration rock core, the infiltration test of hypotonic, Oil in Super-low Permeability rock core hole can be completed according to rock core type, provide experimental basis for oil-gas field development.
Description
Technical field
The utility model relates to Rock experiment room analytical equipment fields, and in particular to a kind of automatic rock core hole infiltration translocation dress
It sets.
Background technique
In oil and gas exploration and development industry, the physical parameter of reservoir rock is most heavy in oilfield exploitation procedure
One of basic data wanted determines that the physical parameter of reservoir rock is that basic and important in oil exploration and exploitation is asked
Topic, core analysis experiment are to obtain a kind of basic means of reservoir rock physical parameter, and porosity measures the storage of reservoir
Collect performance, permeability measures the percolation ability of oil gas in reservoir, obtains various reservoir rocks by laboratory core analysis experiment
Parameter is seeped in hole, provides theoretical foundation for Oil and gas field development scheme.
Existing core analysis equipment common problem mainly has: having a single function, test scope is narrow, test environment item
Part variation etc..In the coring apparatus sold on the market, most of is simple function, can only carry out the survey of a certain core parameters
It is fixed, so that experiment needs plurality of devices to complete all core analyses, cause increase and the experimental cost of experimental facilities
Rise；And it is suitable for middle and high infiltration rock more, the core analysis of tight sand, the rare profession of this kind of Oil in Super-low Permeability rock core of shale is set
Standby, equipment cost is expensive；In addition to this most core analysis equipment load and unload rock core for convenience, usually install core holding unit
In device external, so that the variation of environment temperature causes the inaccuracy of result of core analysis in test.
Utility model content
The utility model aim is: in order to solve the above-mentioned technical problem, a kind of automatic rock core hole infiltration translocation device is provided,
Two kinds of physical parameter measurement experiments of porosity and permeability are integrated into a set of equipment, were tested using computer system realization
The automation of journey can complete middle and high infiltration rock core, the infiltration test of hypotonic, Oil in Super-low Permeability rock core hole according to rock core type, be oil gas field
Exploitation provides experimental basis.
In order to achieve the above objectives, the utility model uses following technical scheme: a kind of automatic rock core hole infiltration translocation device, by
Infusion fluid systems, porosity and permeability translocation system form, and component includes: high pressure displacement pump, heater, among gas
Container, threeway, No. 1 solenoid valve, upstream surge flask, No. 3 solenoid valves, upstream bottle, No. 4 solenoid valves, No. 5 solenoid valves, No. 6 electromagnetism
Valve, No. 1 vent gas treatment conical flask, computer system, temperature controller, electromagnetic flowmeter, No. 2 vent gas treatment conical flasks, back-pressure valve, 7
Number solenoid valve, downstream bottle, confining pressure pump, No. 8 solenoid valves, triaxial stress core holding unit, electrothermal insulating box, No. 9 solenoid valves,
Differential pressure pickup, No. 2 solenoid valves, gas cylinder, pressure sensors；Seep the structure of translocation device in the hole are as follows: the high pressure displacement pump
Outlet end connect with the lower end of gas intermediate receptacle, the outside of the gas intermediate receptacle is equipped with heater, the heater
It is connect with temperature controller, the upper end of the gas intermediate receptacle is connect with threeway, and the gas cylinder is connect with threeway, and the threeway is another
End No. 1 solenoid valve of connection and No. 2 solenoid valves, No. 2 solenoid valves are connected with threeway, and the threeway is sequentially connected upstream bottle, No. 4
Solenoid valve, threeway, triaxial stress core holding unit, downstream bottle, No. 7 solenoid valves, back-pressure valve, electromagnetic flowmeter, No. 2 vent gas treatments
Conical flask, the triaxial stress core holding unit are set in electrothermal insulating box, and triaxial stress core holding unit is equipped with pressure
It is equipped with pressure sensor on gap sensor, the upstream bottle and downstream bottle, No. 1 solenoid valve is sequentially connected upstream surge flask
With No. 3 solenoid valves, No. 3 solenoid valves connect the threeway between upstream bottle and No. 2 solenoid valves, and the upstream surge flask is also connected with
There are No. 5 solenoid valves, No. 5 solenoid valves pass through threeway by threeway and No. 6 solenoid valves of downlink connection and downstream bottle, the confining pressure pump
No. 8 solenoid valves and No. 9 solenoid valves are separately connected, No. 8 solenoid valves are connect with back-pressure valve, and No. 9 solenoid valves are answered with three axis
The connection of power core holding unit, all data are all shown and are calculated by computer system.
The porosity and permeability translocation system include that middle and high infiltration core test part and hypotonic, special low permeability cores are tested
Part, the wherein structure of middle and high infiltration core test part are as follows: the threeway of cylinder outlet connection connects No. 2 solenoid valves, afterwards and upstream
Bottle connection, connects pressure sensor the bottle of upstream at, upstream bottle right end No. 4 solenoid valves of connection, then in electrothermal insulating box
The connection of triaxial stress core holding unit left end, differential pressure pickup is connected on triaxial stress core holding unit, is then sequentially connected
Downstream bottle, No. 7 solenoid valves, back-pressure valve, electromagnetic flowmeter, No. 2 vent gas treatment conical flasks, and connect pressure at the bottle of downstream and pass
Sensor；Hypotonic, special low permeability cores part of detecting structure are as follows: the threeway of cylinder outlet connection connects No. 1 solenoid valve, then is sequentially connected
No. 3 solenoid valves are connected to the threeway at the bottle of upstream, No. 5 electricity are connected from the surge flask of upstream by upstream surge flask and No. 3 solenoid valves
Magnet valve, then threeway is connected, threeway one end connects No. 6 solenoid valve other ends and connect with downstream bottle；Remaining part includes No. 8 electromagnetism
Valve, No. 9 solenoid valves, confining pressure pump, temperature controller, computer system terminate upper threeway in confining pressure pump discharge, connect respectively in threeway
No. 8 solenoid valves and No. 9 solenoid valves are connect, then No. 8 solenoid valves are connect with back-pressure valve, No. 9 solenoid valves and triaxial stress rock core are pressed from both sides
Holder connection, heater are connected with temperature controller, and all data are all shown by computer system, calculated.
Technical solution more than the utility model use has below the utility model has the advantages that 1, this equipment often carries out in laboratory
Porosity, permeability two kinds of physical parameters experiment is integrated into a set of equipment, and can pass through replacement gas source and using heating
Device come realize carry out two kinds of conditions of normal temperature and pressure and high temperature and pressure rock core hole seep parameter testing；2, this equipment passes through department of computer science
The selective determination of system and solenoid valve controlled to realize two kinds of porosity, permeability physical parameters, and the different surveys of selection
Method for testing realizes that parameter testing is seeped in middle and high infiltration rock core and hypotonic, Oil in Super-low Permeability rock core hole；3, this equipment passes through computer system
And the control of solenoid valve realizes the automation of test process, only needs operator to get out gas source, and testing rock core is put into
In core holding unit, setting test parameter can realize the automation of test process；4, this equipment is by using electrothermal perseverance
Warm device provides equilibrium temperature for testing rock core, and the change of test temperature condition is caused so as to avoid the variation of test environment temperature
Change, and then ensure that the correctness of test result.
Detailed description of the invention
Fig. 1 is the schematic device of the utility model.
Specific embodiment
The technical solution of the utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, translocation device is seeped in a kind of automatic rock core hole, whole equipment is with electrothermal insulating box and triaxial stress rock
Heart clamp holder is core, is made of infusion fluid systems, porosity and permeability translocation system, specifically includes that high pressure displacement pumps
1, gas intermediate receptacle 2, heater 3,4, No. 1 solenoid valves 5 of threeway, 6, No. 3 solenoid valves 7 of upstream surge flask, upstream 8, No. 4 electricity of bottle
Magnet valve 9,5 solenoid valve 10,6 solenoid valve 11, No. 1 vent gas treatment conical flasks 12, computer system 13, temperature controllers 14, electromagnetism
15, No. 2 vent gas treatment conical flasks 16 of flowmeter, 17, No. 7 solenoid valves 18 of back-pressure valve, downstream bottle 19, confining pressure pump 20, No. 8 solenoid valves
21, triaxial stress core holding unit 22,23, No. 9 solenoid valves 24 of electrothermal insulating box, 25, No. 2 solenoid valves 26 of differential pressure pickup,
Gas cylinder 27, pressure sensor 28；
The infusion fluid systems include that high pressure displacement pumps 1, gas intermediate receptacle 2, heater 3, gas cylinder 27, threeway 4, high
The outlet end of pressure displacement pump 1 is connect with the lower end of gas intermediate receptacle 2, and superscribes heating in the outside of gas intermediate receptacle 2
Device 3, then the threeway 4 outside the upper end of gas intermediate receptacle 2 and cabinet is connected, gas cylinder 27 is connect with the threeway 4 outside cabinet；
The porosity and permeability translocation system are divided into middle and high infiltration core test part and hypotonic, special low permeability cores are tested
Part, middle and high infiltration core test part connects No. 2 solenoid valves 26 since left end threeway 4, then connect with upstream bottle 8, in upstream
Bottle 8 at connect pressure sensor 28, upstream bottle 8 outlet ends connect No. 4 solenoid valves 9, then with three in electrothermal insulating box 23
22 import of axial stress core holding unit connects, and is connected with differential pressure pickup 25 on triaxial stress core holding unit 22, then successively
Downstream bottle 19, No. 7 solenoid valves 18,15, No. 2 back-pressure valve 17, electromagnetic flowmeter vent gas treatment conical flasks 16 are connected, and in downstream bottle
Pressure sensor 28 is connected at 19；Hypotonic, special low permeability cores part of detecting connects No. 1 solenoid valve 5 since left end threeway 4, then
It is sequentially connected upstream surge flask 6 and No. 3 solenoid valve 7, No. 3 solenoid valves 7 are connected to the threeway 4 at upstream bottle 8, from upper outbound buffer
No. 5 solenoid valves 10 are connected at bottle 6, then connect threeway 4, and 4 one end of threeway connects No. 6 11 other ends of solenoid valve and downstream bottle 19 connects
It connects；20 outlet ends are pumped in confining pressure and connect threeway 4, and No. 8 solenoid valve 21 and No. 9 solenoid valves 24 are separately connected in threeway 4；Again by 8
Number solenoid valve 21 is connect with back-pressure valve 17, and No. 9 solenoid valves 24 are connect with triaxial stress core holding unit 22；Heater 2 and temperature
It controls instrument 14 to be connected, all data are all by the display of computer system 13, calculating.
A kind of automatic rock core hole infiltration simultaneous measuring method, comprising the following steps:
S1: by the gas pressurized in gas intermediate receptacle 2 to experimental pressure and instrument is connected to according to requirement of experiment, before experiment
In device, high pressure displacement pump 1 is controlled using computer system 13 when high pressure, and when low pressure uses gas cylinder 27, uses computer system 13
The temperature of electrothermal insulating box 23 and the temperature of gas intermediate receptacle 2 are controlled, experimental temperature is reached；
S2: it according to rock core type, after substantially judging that parameter is seeped in rock core hole, is then selected in computer system 13 corresponding
Test method, and select needed for measure parameter type；
S3: it when porosity need to be measured and rock core is middle and high infiltration rock core, is carried out by following sub-step；
S31: being packed into steel standard rock core in triaxial stress core holding unit 22, opens 27 valve of gas cylinder, opens No. 2 electricity
26, No. 4 solenoid valves 9 of magnet valve close the solenoid valve of solenoid valve 10,6 of solenoid valve 7,5 of solenoid valve 9,3 of No. 1 solenoid valve 5,4
11 and No. 7 solenoid valves 18 open gas cylinder 27 and inject the helium for being higher than experimental pressure into test macro, after a period of time, close 2
Number solenoid valve 26 detects upstream and downstream pressure, and the sealing propertytest time should be greater than experiment maximum duration, after upstream and downstream pressure is stablized
No longer change, opens 10, No. 6 solenoid valves 11 of No. 5 solenoid valves and release gas, take out steel standard rock core；
S32: rock core to be measured is fitted into triaxial stress core holding unit 22, is opened 27 valve of gas cylinder, is opened No. 8 solenoid valves
The certain confining pressure (being recommended as 10MPa) of 21 loads；
S33: open 26, No. 4 solenoid valves 9 of No. 2 solenoid valves, close the solenoid valve 9,3 of No. 1 solenoid valve 5,4 solenoid valve 7,
10, No. 6 solenoid valve 11 and No. 7 solenoid valves 18 of No. 5 solenoid valves to pressure balance 30 seconds, then read helium injection upstream bottle 8
Upstream bottle pressure P out1And record, then gas expansion enters in triaxial stress core holding unit 22, and system is surveyed after reaching balance
Pressure P after amount reduction2；
S34: opening No. 6 solenoid valves 11 and exclude gas, then unload confining pressure, removal of core；
S4: when porosity need to be measured and rock core is hypotonic or Oil in Super-low Permeability rock core (such as shale, tight sand), by following son
Step carries out；
S41: being packed into steel standard rock core in triaxial stress core holding unit 22, opens 27 valve of gas cylinder, opens No. 1 electricity
9, No. 5 solenoid valves 10 of solenoid valve of solenoid valve 7,4 of magnet valve 5,3 close 11, No. 7 solenoid valves 18 of No. 6 solenoid valves, open gas cylinder
27 inject the helium for being higher than experimental pressure into test macro, after a period of time, close No. 1 solenoid valve 5, detect upstream and downstream pressure
Power, sealing propertytest time should be greater than experiment maximum duration, no longer changes after upstream and downstream pressure is stablized, open No. 5 solenoid valves
10, No. 6 solenoid valves 11 release gas, take out steel standard rock core；
S42: rock core to be measured is fitted into triaxial stress core holding unit 22, is opened 27 valve of gas cylinder, is opened No. 8 solenoid valves
The certain confining pressure (being recommended as 10MPa) of 21 loads；
S43: No. 1 solenoid valve 9 and No. 5 solenoid valve 10 of solenoid valve 7,4 of solenoid valve 5,3 is opened, No. 6 solenoid valves 11 are closed
With No. 7 solenoid valves 18, helium is injected into test macro, it is ensured that the pressure (being recommended as 7MPa) in system is less than confining pressure；
S44: closing No. 1 solenoid valve 5, waits rock core saturation helium (time is no less than 5min), records system pressure, should
Pressure is pore pressure；
S45: closing No. 3 solenoid valve 7 and No. 5 solenoid valves 10, opens No. 6 solenoid valves 11, is discharged a certain amount of in downstream bottle 19
Gas so that the pressure differential deltap p of upstream and downstream1Reach (10psi~30psi), turns off No. 6 solenoid valves 11；
S46: upstream and downstream pressure difference 1 psi of every drop, record upstream and downstream pressure, upstream and downstream pressure difference and time；
S47: as upstream and downstream pressure differential deltap p2(recommended pressure is less than initial differential pressure Δ p when dropping to certain numerical value11/3), stop
Only test；
S48: opening 10, No. 6 solenoid valves 11 of No. 5 solenoid valves and gas be discharged, then unload confining pressure, removal of core；
S5: it when permeability need to be measured and rock core is middle and high infiltration rock core, is carried out by following sub-step；
S51: being packed into steel standard rock core in triaxial stress core holding unit 22, opens 27 valve of gas cylinder, opens No. 2 electricity
26, No. 4 solenoid valves 9 of magnet valve close 10, No. 6 solenoid valve 11 and No. 7 electromagnetism of solenoid valve of solenoid valve 9,5 of No. 1 solenoid valve 5,4
Valve 18 injects the helium higher than experimental pressure by gas cylinder 27 into test macro, closes No. 2 solenoid valves 26, detects upstream and downstream
Pressure, sealing propertytest time should be greater than experiment maximum duration, no longer changes after upstream and downstream pressure is stablized, open No. 5 electromagnetism
10, No. 6 solenoid valves 11 of valve release gas, take out steel standard rock core；
S52: rock core to be measured is fitted into triaxial stress core holding unit 22, is opened 27 valve of gas cylinder, is opened No. 8 solenoid valves
The certain confining pressure (being recommended as 10MPa) of 21 loads；
S53: 26, No. 4 solenoid valve 9 and No. 7 solenoid valves 18 of No. 2 solenoid valves are opened, 10, No. 6 solenoid valves of No. 5 solenoid valves are closed
11, record the numerical value of differential pressure pickup 25 and the reading of electromagnetic flowmeter 15；
S54: opening No. 6 solenoid valves 11 and exclude gas, then unload confining pressure, removal of core；
S6: it when permeability need to be measured and rock core is hypotonic (such as tight sand), is carried out by following sub-step；
S61: being packed into steel standard rock core in triaxial stress core holding unit 22, opens 27 valve of gas cylinder, opens No. 2 electricity
26, No. 4 solenoid valves 9 of magnet valve close 10, No. 6 solenoid valve 11 and No. 7 electromagnetism of solenoid valve of solenoid valve 9,5 of No. 1 solenoid valve 5,4
Valve 18 injects the helium higher than experimental pressure by gas cylinder 27 into test macro, closes No. 2 solenoid valves 26, detects upstream and downstream
Pressure, sealing propertytest time should be greater than experiment maximum duration, no longer changes after upstream and downstream pressure is stablized, open No. 5 electromagnetism
10, No. 6 solenoid valves 11 of valve release gas, take out steel standard rock core；
S62: rock core to be measured is fitted into triaxial stress core holding unit 22, is opened 27 valve of gas cylinder, is opened No. 8 solenoid valves
The certain confining pressure (being recommended as 10MPa) of 21 loads；
S63: 5, No. 3 solenoid valve 7 and No. 4 solenoid valves 9 of No. 1 solenoid valve are opened, 10, No. 6 solenoid valves 11 of No. 5 solenoid valves are closed
With No. 7 solenoid valves 18；
S64: it is all filled to upstream surge flask 6, upstream bottle 8, triaxial stress core holding unit 22, pipeline to No. 8 solenoid valves 21
Full gas after thermal balance, slowly opens No. 6 solenoid valves 11, when upstream pressure decays to 85% full of pressure, entire rock core
The pressure change that continuously smooth is established in length starts to acquire data, reads and record the pressure and corresponding at selection interval
Time；
S65: opening 10, No. 6 solenoid valves 11 of No. 5 solenoid valves and gas be discharged, then unload confining pressure, removal of core；
S7: it when permeability need to be measured and rock core is Oil in Super-low Permeability (such as shale), is carried out by S4 step.
Claims (3)
1. translocation device is seeped in a kind of automatic rock core hole, which is characterized in that by infusion fluid systems, porosity and permeability translocation system
System composition, component specifically include that high pressure displacement pumps (1), heater (2), gas intermediate receptacle (3), threeway (4), No. 1 electromagnetism
Valve (5), upstream surge flask (6), No. 3 solenoid valves (7), upstream bottle (8), No. 4 solenoid valves (9), No. 5 solenoid valves (10), No. 6 electromagnetism
Valve (11), No. 1 vent gas treatment conical flask (12), computer system (13), temperature controller (14), electromagnetic flowmeter (15), No. 2 tail gas
Handle conical flask (16), back-pressure valve (17), No. 7 solenoid valves (18), downstream bottle (19), confining pressure pump (20), No. 8 solenoid valves (21),
Triaxial stress core holding unit (22), electrothermal insulating box (23), No. 9 solenoid valves (24), differential pressure pickup (25), No. 2 electromagnetism
Valve (26), gas cylinder (27), pressure sensor (28)；
Seep the structure of translocation device in the hole are as follows: the outlet end of the high pressure displacement pump (1) and the lower end of gas intermediate receptacle (3)
The outside of connection, the gas intermediate receptacle (3) is equipped with heater (2), and the heater (2) connect with temperature controller (14), institute
The upper end for stating gas intermediate receptacle (3) is connect with threeway (4), and the gas cylinder (27) connect with threeway (4), and the threeway (4) is another
One end connects No. 1 solenoid valve (5) and No. 2 solenoid valves (26), No. 2 solenoid valves (26) are connected with threeway (4), the threeway
(4) upstream bottle (8), No. 4 solenoid valves (9), threeway (4), triaxial stress core holding unit (22), downstream bottle (19), 7 are sequentially connected
Number solenoid valve (18), back-pressure valve (17), electromagnetic flowmeter (15), No. 2 vent gas treatment conical flasks (16), No. 1 solenoid valve (5)
It is sequentially connected upstream surge flask (6) and No. 3 solenoid valves (7), No. 3 solenoid valves (7) the connection upstream bottle (8) and No. 2 solenoid valves
(26) threeway (4) between, the upstream surge flask (6) are also connected with No. 5 solenoid valves (10), and No. 5 solenoid valves (10) are logical
It crosses threeway (4) and is separately connected No. 6 solenoid valves (11) and downstream bottle (19), the confining pressure pump (20) is separately connected 8 by threeway (4)
Number solenoid valve (21) and No. 9 solenoid valves (24), No. 8 solenoid valves (21) connect with back-pressure valve (17), No. 9 solenoid valves
(24) it is connect with triaxial stress core holding unit (22), all data are all shown by computer system (13) and calculated.
2. translocation device is seeped in a kind of automatic rock core hole according to claim 1, which is characterized in that the triaxial stress rock core
Clamper (22) is set in electrothermal insulating box (23), and the triaxial stress core holding unit (22) is equipped with differential pressure pickup
(25)。
3. translocation device is seeped in a kind of automatic rock core hole according to claim 1, which is characterized in that the upstream bottle (8) and
Pressure sensor (28) are equipped on downstream bottle (19).
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| CN201920866685.6U CN209485936U (en) | 2019-06-11 | 2019-06-11 | A kind of automatic rock core hole infiltration translocation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920866685.6U CN209485936U (en) | 2019-06-11 | 2019-06-11 | A kind of automatic rock core hole infiltration translocation device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024585A (en) * | 2019-12-31 | 2020-04-17 | 国家地质实验测试中心 | Metal standard for low or ultra-low permeability test |
| CN111024586A (en) * | 2019-12-31 | 2020-04-17 | 国家地质实验测试中心 | Metal standard for low permeability testing |
| CN112362550A (en) * | 2020-09-28 | 2021-02-12 | 南通市华安超临界萃取有限公司 | Novel hypotonic sensitivity tester |
| CN112924357A (en) * | 2021-01-29 | 2021-06-08 | 西南石油大学 | Device and method for joint measurement of tight rock pore seepage under formation pressure |
| CN116148154A (en) * | 2023-01-06 | 2023-05-23 | 中国科学院地质与地球物理研究所 | Experimental device and interpretation method for simulating core seepage heat and mass transfer under high temperature and high pressure |
-
2019
- 2019-06-11 CN CN201920866685.6U patent/CN209485936U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024585A (en) * | 2019-12-31 | 2020-04-17 | 国家地质实验测试中心 | Metal standard for low or ultra-low permeability test |
| CN111024586A (en) * | 2019-12-31 | 2020-04-17 | 国家地质实验测试中心 | Metal standard for low permeability testing |
| CN112362550A (en) * | 2020-09-28 | 2021-02-12 | 南通市华安超临界萃取有限公司 | Novel hypotonic sensitivity tester |
| CN112924357A (en) * | 2021-01-29 | 2021-06-08 | 西南石油大学 | Device and method for joint measurement of tight rock pore seepage under formation pressure |
| CN112924357B (en) * | 2021-01-29 | 2022-02-01 | 西南石油大学 | Device and method for joint measurement of tight rock pore seepage under formation pressure |
| CN116148154A (en) * | 2023-01-06 | 2023-05-23 | 中国科学院地质与地球物理研究所 | Experimental device and interpretation method for simulating core seepage heat and mass transfer under high temperature and high pressure |
| CN116148154B (en) * | 2023-01-06 | 2023-09-19 | 中国科学院地质与地球物理研究所 | Experimental device and interpretation method for simulating core seepage heat and mass transfer under high temperature and high pressure |
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