CN106770449A - The measurement apparatus of rock thermal conductivity factor under high-temperature and high-pressure conditions - Google Patents
The measurement apparatus of rock thermal conductivity factor under high-temperature and high-pressure conditions Download PDFInfo
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- CN106770449A CN106770449A CN201710095096.8A CN201710095096A CN106770449A CN 106770449 A CN106770449 A CN 106770449A CN 201710095096 A CN201710095096 A CN 201710095096A CN 106770449 A CN106770449 A CN 106770449A
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- temperature
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- thermal conductivity
- conductivity factor
- rock
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/18—Investigating or analyzing materials by the use of thermal means by investigating thermal conductivity
Abstract
The measurement apparatus of rock thermal conductivity factor under high-temperature and high-pressure conditions；Experiment bin top is provided with normal pressure applying device and normal force load sensor；Side is provided with confined pressure bringing device and confined pressure sensor；Top is provided with cylindric heat sink, and its outside is provided with water circulation heat radiation device both sides and is provided with intake-outlet；The force-transmitting pole at middle part doubles as heating column；The upper and lower section sealing ring of test sample is sealed and is provided with thermocouple；Oil pocket side is provided with oil pipeline, temperature controller, heater；Water circulation heat radiation device is provided with outside cylindric heat sink；Buffer board is provided between testing sample；The upper and lower section of sample is sealed with sealing ring, and sample outside is provided with sample steel bushing and rubber sleeve surrounds oil pocket；The data acquisition device of computer controls is additionally provided with this measurement apparatus.The present invention can respectively be tested rock sample to thermal conductivity factor, be used to study rock thermal conductivity factor and its anisotropy under natural occurrence condition, and scientific and reasonable for structure, easily manufactured, it is easy to operate.
Description
Technical field
The present invention relates to a kind of experimental rig, and in particular to the measurement dress of rock thermal conductivity factor under a kind of high-temperature and high-pressure conditions
Put, it is adaptable to which rock is each to thermal conductivity factor under measuring different temperatures, different pressures, is particularly suitable for the material of anisotropism.
Background technology
Thermal conduction characteristic is one of fundamental property of rock, is the important research of rock heat conducting law and thermal environment Changing Pattern
Content, it has important effect in the various engineering heat analysis related to rock, such as：Numerical simulation during petroleum thermal recovery
Impact analysis, the recharge of oil well underground heat water flooding recovery of steam injection amount, steam injection rate and ultimate recovery in calculating and engineering design
Simulation and feasibility analysis, evaluation；Thermal fracture analysis, hydro-thermal output capacity analysis in high heat rock mass geothermal exploitation；To highland
Warm area country rock temperature field and the prediction of country rock thermal stress distribution；The jelly of frozen soil engineering, melt cycle analysis；Rock thermal conduction characteristic is to dividing
The geological foundation research such as the heat structure of the analysis earth's crust and outer mantle, the metamorphism for analyzing deep rock and Thermal History has weight
Want meaning etc..Therefore, study of rocks thermal conduction characteristic has important practice and theory significance.
It is less on rock thermal conductivity factor and anisotropic achievement in research due to being limited by instrument and equipment, and
Often under normal temperature, normal pressure power.The current representative that rock thermal conductivity measurement can be carried out has：Chinese Academy of Sciences Wu Hanyan
The ordinary triaxial test device of the test rock thermal conductivity factor of soil mechanics Research Institute（Patent No. CN201520500808.6）、
Indoor rock sample test device of thermal conductivity coefficient（Patent No. CN201410181674.6）Measurement rock sample is different during triaxial tests
Axial direction and radial direction thermal conductivity factor under state, and rock sample profiling temperatures can be measured, so as to improve experiment and measurement essence
Degree.Have in addition：The analyzer of the measurement small specimen rock thermal conductivity factor of the developments such as The Beijing Department of Graduate Student, Eastchina Inst. of Petroleum
（CN87213495）The test scope of Guarded hot plate is expanded, the thermal conductivity factor of rock high thermal conductivity material can be measured.
But above-mentioned thermal conductivity factor instrument can not more or less meet and there is problems with：Under normal temperature condition, reality is not met
The requirement of condition；Rock cannot be measured each to thermal conductivity factor, it is impossible to accurate description rock thermal conductivity factor anisotropy, caused to rock
Stone overall thermal conductivity describes inaccurate；Three axle confined pressures apply complicated whard to control；Hydraulic control complex operation problem；To various chis
The adaptability of very little rock material experiment is not strong；The automatization level of equipment is not enough etc..
Bibliography：
1. seedling society is strong, Li Heping, and the recent progress in experimental study geophysics of Minerals And Rocks thermal conductivity enters under Chen Gang HTHPs
Exhibition, 2013,28 (5):2453-2466.
2. De Mosai, the relation Mineral Engineerings that Ge Ligule, De Luleke rocks thermal conductivity change with single shaft and 3 axial stress,
2006, 4(2): 15–17.
3. Yulong is congratulated, and Zhao Wen, Zhang Guangming temperature is tested the experimental study China that granite and sandstone thermal conductivity factor influence,
2013,39(1):114-116.
4. Lee is after mountain reservoir rockses thermophysical property test Daqing Petroleum Institutes journal, 2009,33 (5):23-26.
5. permitted mould, Wang Di, Jiang Liangwen, paint after red Rock And Soils thermal conductivity factor progress geosciences and environment journal, 2011,
33(4):421-427.
6. Zhao Yong believes that the temperature and pressure of Yang Shuzhen, Zhang Wenren thermal conductivity of rocks are tested and analysis Advances in Geophysics, 1995,
10(1): 104–113.
The content of the invention
In order to overcome the above-mentioned deficiency of prior art, led it is an object of the invention to provide rock under a kind of high-temperature and high-pressure conditions
The measurement apparatus of hot coefficient, the equipment is a high-performance rock thermal conductivity factor instrument, can not only be entered under different temperatures, pressure condition
Experiment, with measurements of the chest, waist and hips pressurization and rock sample caloric test ability, but also with measurement each function to heat conduction ratio test of rock.
This testing machine is with the distinguishing feature of ordinary test machine：It is simple structure, easy to use, practical：Using integrated pressurization
Device, can adapt to the requirement of the thermal conductivity measurement of sizes sample；Rock sample environment thermoregulating system solves different temperatures
Under the conditions of thermal conductivity measurement requirement；It is each to thermal conductivity factor using the more accurate and effective measurement rock of steady state method；Using automatic
Data acquisition instrument is designed, and improves the Automated water equality of equipment.
Completing the scheme of foregoing invention task is：The measurement apparatus of rock thermal conductivity factor under a kind of high-temperature and high-pressure conditions, by
Base is fixedly connected with footstock, constitutes support frame（Also referred to as frame assembly）, experiment bin is arranged in the support frame, is tested
Experiment bin insulation frame is provided with outside storehouse；Experiment bin top is provided with normal pressure applying device and normal force load sensor；Experiment
Storehouse side is provided with confined pressure bringing device and confined pressure sensor, it is characterised in that cylindric suction is provided with the top of this measurement apparatus
Thermal, water circulation heat radiation device is provided with outside the cylindric heat sink, and both sides are provided with intake-outlet；The cylindric heat absorption
Force-transmitting pole in the middle part of device doubles as heating column, tool power transmission and heat absorption function；Test sample is spatially located at power transmission column bottom and hot-fluid
Between adjuster top, it is made up of heat insulation layer, steel bushing, rubber sleeve, the upper and lower section of sample is sealed with sealing ring, and is provided with thermoelectricity
It is even；The steel bushing and rubber sleeve, steel body cylindrical cavity wall surround oil pocket, and oil pocket side is provided with oil pipeline, temperature controller, heater；
Rock sample top and bottom are provided with thermocouple, controlled with the data in the external world by data wire and acquisition system is connected；It is described
Hot-fluid adjuster bottom is rigid plate, and thermal source is arranged on the rigid plate bottom（Steel body cylindrical cavity bottom）；Cylindric heat sink
Outside is provided with water circulation heat radiation device；Buffer board is provided between cylindric heat sink and testing sample；The upper and lower section of sample
Sealed with sealing ring, sample outside is provided with sample steel bushing and rubber sleeve；Steel bushing and rubber sleeve are around in the outside of sample, are used to fix
Sample；The steel bushing and steel body cylindrical cavity surround oil pocket, and oil pipeline is provided with the side of the oil pocket, in the oil pipeline（Also referred to as
Oil circuit mouthful）It is provided with temperature controller（Also referred to as Oil-temperature control device）, heater；Computer controls number is additionally provided with this measurement apparatus
According to harvester, the device is made up of Mersure Controler and computer；The normal force load sensor, temperature controller, enclose
Pressure sensor, hot-fluid adjuster, thermocouple Transmission system, described computer is transferred to through converting interface；The normal force applies
The driving of device and confined pressure bringing device and temperature control are controlled by the computer data acquiring control software.
In such scheme：
Rigid pressure transmission plate and elastic buffer plate are provided between the normal force bringing device and heat sink middle part force-transmitting pole.
The heat sink, it includes jacket, heating column（Also referred to as force-transmitting pole）, intake-outlet, the heat sink and
Tool power transmission, sealing ring is provided between its bottom and sample.The test sample sample space steel body is provided with oil pipeline, the temperature
Sensor is arranged in oil pipeline.The experiment bin is fixed on the support frame, by oil pipeline with confined pressure bringing device
Connection, heating system and temperature inductor in the temperature controller are arranged in oil transportation channel, make specimen temperature in experiment bin
Reach requirement of experiment.The design in test sample space is easy to rock sample to prepare, and measurement sample size is various.
The thermocouple is used for measuring the temperature difference and thermal source level between rock sample top and bottom.
Rigid pressure transmission plate and elastic buffer plate are provided between the normal pressure device and cylinder middle part axle.
The thermal source, it is steel body cylindrical cavity bottom and dc source heater composition, there is provided the heat flow of stabilization.
Data acquisition control software is provided with described computer.
The present invention has following prioritization scheme：
(1) steel body cylindrical cavity and jacket described in are used for providing linear and stable heat flow of the experiment bin inner bottom part to top,
The design of integration makes overall tightness more preferable.
(2) temperature controller is provided with described confined pressure bringing device, test can be controlled while confined pressure is provided
Sample environment temperature, arrival makes the requirement of experiment that sample is under condition of different temperatures, and control is simple, convenient and swift.
(3) the normal direction bringing device described in, sets mechanical structure and substitutes hydraulic pressure execution device, and control is simple, high precision；
Described control mode uses Design of Virtual Instrument pattern, and control function conversion is flexible.
(4) section is spatially descended to be provided with thermocouple in test sample, and bottom is provided with hot-fluid adjuster, can enter
Row steady heat conduction coefficient is tested, and substantially increasing certainty of measurement, and overcome Unsteady Heat Transfer coefficient method of testing to measure
Rock is each to thermal conductivity factor shortcoming.
(5) in the normal force bringing device, multiple load sensors of different ranges are provided with, adapt to different tests
To normal force requirement, to improve the certainty of measurement of normal force.Normal force bringing device is by Mitsubishi's servomotor, decelerator, lifting
Machine constitutes mechanical actuating mechanism and normal force control unit composition, and normal force control unit is by load sensor, measurement control electricity
Road etc. is constituted, and the closed-loop control of normal force is realized by computer software.
(6) in the confined pressure and temperature bringing device, multiple load sensors, the TEMP of different ranges are provided with
Device, adapts to different tests to confined pressure, the requirement of temperature, improves the precision and scope of heat conducting coefficient measuring.Confined pressure bringing device by
Hydraulic servo-machine, lift and temperature control unit.Confined pressure control unit is made up of load sensor, circuit of measurement and control,
The closed-loop control of confined pressure and temperature is realized by computer software.
(7) control unit completes the measurement of the sensors such as load sensor, side pressure sensor, temperature sensor；Complete
The control of normal force, confined pressure and temperature；Complete with the data exchange of computer software, receive the instruction of computer software, and press
The requirement of instruction is controlled.The content that computer data acquiring software is completed is the demarcation of sensor, and each control object is sent out
Go out instruction, gathered data is simultaneously recorded, real-time rendering normal force and confined pressure, temperature curve etc., and the data that will be recorded are with Eecel's
File format is exported.
The present invention solves rock thermal conductivity factor and the problem of test simultaneously is carried out under different temperatures and pressure, and it is right to realize
The measurement of thermal conductivity factor under natural occurrence condition, and improve to rock respectively to thermal conductivity factor certainty of measurement, it is study of rocks
The anisotropy of thermal conductivity provides data foundation, and scientific and reasonable for structure, easily manufactured, it is easy to operate, and measurement is accurate reliable,
Automation degree of equipment is high, can carry out data acquisition, chart show in real time, the work such as data processing and calculating.
Brief description of the drawings
Fig. 1 is the front view of the host part of the embodiment of the present invention 1.
The front view that Fig. 2 presses for the normal direction of the embodiment of the present invention 1.
Fig. 3 is the confined pressure and temperature control equipment schematic diagram of embodiment 1.
Fig. 4 is the confined pressure bringing device control principle drawing of embodiment 1.
Fig. 5 is the temperature control schematic diagram of embodiment 1.
Fig. 6 is the experiment bin schematic device of embodiment 1.
Fig. 7 samples schematic diagram for the measurement rock of embodiment 1 is each to thermal conductivity factor.
Specific embodiment
Embodiment 1, complex condition rock thermal conductivity coefficient measurement instrument.
Shown in Figure 1, it mainly includes frame assembly 1, normal force bringing device 2, experiment bin insulation frame 3, confined pressure
Bringing device 4, experiment bin 5 and confined pressure sensor 6.
It is shown in Figure 2, normal force bringing device its mainly include servomotor 7, lift 8, load sensor and
Displacement transducer 9 etc..
Frame assembly is welded by steel plate, for installing normal force bringing device 2, confined pressure bringing device 5, confined pressure sensing
Device 6 and electric component 5 etc., can bear larger normal force and radial pressure, it is ensured that enough frame stiffness, thus can be with
Meet the test requirements document of material under the various pressure conditions of the machine, can not only do the examination of rock material thermal conductivity factor at various pressures
Test, moreover it is possible to measure the experiment of thermal conductivity factor in rock fracture or dehiscence process.
Fig. 3 is that confined pressure applies and temperature control equipment., temperature heating system and pressure sensor 10, confined pressure bringing device
Hydraulic servo-machine 12, oil pipeline 11 etc. are constituted.
Fig. 4 be confined pressure bringing device control principle drawing, realize confined pressure closed-loop control by computer controls, reach wait radial direction
The requirement of power control.
Fig. 5 is temperature control schematic diagram, and temperature control is realized by computer controls, and reach that temperature freely regulates and controls wants
Ask.
Fig. 6 is experiment bin device.Experiment bin device is main by outside steel body, force-transmitting pole 16, heat sink 13, jacket
14th, petroleum pipeline 17, sample steel bushing and rubber sleeve 15, heat regulator 18, buffer board 19, heater 20, the grade of thermocouple 21 composition.
Buffer board is act as making sample uniformly bear pressure, and the diameter of different samples is tested in the effect of sample steel bushing for convenience,
And confined pressure applying speed can be improved, rubber sleeve act as fixing sample, and prevents sample from being soaked by liquid.
By the control principle drawing of Fig. 4 and Fig. 5, it can be seen that by the control of computer software, realization etc. is automatic to be applied
Confined pressure and regulation sample temperature, have great convenience for the user to use.
Fig. 7 samples schematic diagram to thermal conductivity factor for measurement is each to rock.
Claims (10)
1. under a kind of high-temperature and high-pressure conditions rock thermal conductivity factor measurement apparatus, be fixedly connected with footstock by base, constitute support
Framework, experiment bin is arranged in the support frame, and experiment bin insulation frame is provided with outside experiment bin；Experiment bin top is provided with normal direction pressure
Power bringing device and normal force load sensor；Experiment bin side is provided with confined pressure bringing device and confined pressure sensor, and its feature exists
In, cylindric heat sink is provided with the top of this measurement apparatus, water circulation radiating is provided with outside the cylindric heat sink
Device, both sides are provided with intake-outlet；Force-transmitting pole in the middle part of the cylindric heat sink doubles as heating column, tool power transmission and heat absorption work(
Energy；Test sample is spatially located between power transmission column bottom and hot-fluid adjuster top, is made up of heat insulation layer, steel bushing, rubber sleeve, is tried
The upper and lower section of sample is sealed with sealing ring, and is provided with thermocouple；The steel bushing and rubber sleeve, steel body cylindrical cavity wall surround oil pocket, oil pocket one
Side is provided with oil pipeline, temperature controller, heater；Rock sample top and bottom be provided with thermocouple, by data wire with
Extraneous data control and acquisition system connection；The hot-fluid adjuster bottom is rigid plate, and thermal source is arranged under the rigid plate
Portion；Water circulation heat radiation device is provided with outside cylindric heat sink；It is provided between cylindric heat sink and testing sample
Buffer board；The upper and lower section of sample is sealed with sealing ring, and sample outside is provided with sample steel bushing and rubber sleeve；Steel bushing and rubber sleeve are around in
The outside of sample, is used to fix sample；The steel bushing and steel body cylindrical cavity surround oil pocket, and oil pipeline is provided with the side of the oil pocket,
Temperature controller, heater are provided with the oil pipeline；The data acquisition device of computer controls is additionally provided with this measurement apparatus,
The device is made up of Mersure Controler and computer；The normal force load sensor, temperature controller, confined pressure sensor, heat
Throttle regulator, thermocouple Transmission system, described computer is transferred to through converting interface；The normal force bringing device and confined pressure are applied
The driving of feeder apparatus and temperature control are controlled by the computer data acquiring control software.
2. under high-temperature and high-pressure conditions according to claim 1 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
Rigid pressure transmission plate is provided between the heating column of normal pressure applying device and cylinder heat sink；The upper and lower section sealing of sample
Circle sealing, sample outside is provided with sample steel bushing and rubber sleeve；Sample steel bushing and rubber sleeve outside the sample are around in sample
Outside, is used to fix sample.
3. under high-temperature and high-pressure conditions according to claim 1 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
Cylindric heat sink, including jacket, heat sink, intake-outlet, the heating column have power transmission concurrently, its bottom and sample it
Between be provided with sealing ring；The oil pocket side is provided with oil pipeline；The temperature sensor is arranged in oil pipeline.
4. under high-temperature and high-pressure conditions according to claim 3 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
Cylindric heat sink includes jacket, heating column, intake-outlet；The test sample sample space steel body is provided with oil pipeline,
The temperature sensor is arranged in oil pipeline；The experiment bin is fixed on the support frame with confined pressure bringing device, is passed through
Oil pipeline is connected, and heating system and temperature inductor in the temperature controller are arranged in oil transportation channel, make in experiment bin
Specimen temperature reaches requirement of experiment.
5. under high-temperature and high-pressure conditions according to claim 1 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
Thermocouple is used for measuring the temperature difference and thermal source level between rock sample top and bottom.
6. under high-temperature and high-pressure conditions according to claim 1 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
Thermal source is steel body cylindrical cavity bottom and dc source heater composition, there is provided the heat flow of stabilization.
7. under high-temperature and high-pressure conditions according to claim 1 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
Steel body cylindrical cavity and jacket using integration design, make overall tightness more preferable.
8. under high-temperature and high-pressure conditions according to claim 1 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
Normal direction bringing device by Mitsubishi's servomotor, decelerator, elevator group into mechanical actuating mechanism and normal force control unit group
Into using mechanical structure replacement hydraulic pressure execution device；Normal force control unit is provided with simultaneously, the normal force control unit is by loading
Sensor, circuit of measurement and control composition, the closed-loop control of normal force is realized by computer software.
9. under high-temperature and high-pressure conditions according to claim 1 rock thermal conductivity factor measurement apparatus, it is characterised in that it is described
In normal force bringing device, multiple load sensors of different ranges are provided with, different tests are adapted to normal force requirement, to carry
The certainty of measurement of normal force high；In the confined pressure and temperature bringing device, multiple load sensors, the temperature of different ranges are provided with
Degree sensor, adapts to different tests to confined pressure, the requirement of temperature, improves the precision and scope of heat conducting coefficient measuring；The confined pressure
Bringing device is made up of hydraulic servo-machine, lift and temperature control unit；Confined pressure control unit is by load sensor, measurement control
Circuit composition processed, the closed-loop control of confined pressure and temperature is realized by computer software.
10., according to the measurement apparatus of rock thermal conductivity factor under one of claim 1-9 described high-temperature and high-pressure conditions, its feature exists
In, the content that the computer data acquiring software of the data acquisition device of the computer controls is completed is the demarcation of sensor,
Instruction is sent to each control object, gathered data is simultaneously recorded, real-time rendering normal force and confined pressure, temperature curve, and will record
Data are exported with the file format of Eecel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710095096.8A CN106770449B (en) | 2017-02-22 | 2017-02-22 | Device for measuring heat conductivity coefficient of rock under high-temperature and high-pressure conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710095096.8A CN106770449B (en) | 2017-02-22 | 2017-02-22 | Device for measuring heat conductivity coefficient of rock under high-temperature and high-pressure conditions |
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| CN106770449A true CN106770449A (en) | 2017-05-31 |
| CN106770449B CN106770449B (en) | 2020-01-31 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562610A (en) * | 2018-03-13 | 2018-09-21 | 中国石油天然气股份有限公司 | A kind of method and system of determining thermal conductivity of rocks |
| CN114577844A (en) * | 2022-02-23 | 2022-06-03 | 四川纳川致远新能源科技有限公司 | Rock thermal conductivity anisotropy experimental device for simulating formation stress |
| CN117250223A (en) * | 2023-11-16 | 2023-12-19 | 核工业北京地质研究院 | Device for measuring transverse heat conductivity coefficient of rock sample |
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| CN87213495U (en) * | 1987-09-21 | 1988-06-01 | 华东石油学院北京研究生部 | Measuring apparatus for determining the thermal conductivity of small-size rock samples |
| JP2599282B2 (en) * | 1988-03-25 | 1997-04-09 | 科学技術庁無機材質研究所長 | Thermal constant measurement method |
| CN103983660A (en) * | 2014-04-30 | 2014-08-13 | 中国科学院武汉岩土力学研究所 | Indoor rock sample heat conduction coefficient testing device |
| CN104990802A (en) * | 2015-07-10 | 2015-10-21 | 中国科学院武汉岩土力学研究所 | General triaxial test device capable of testing heat conductivity coefficient of rock |
| CN204789164U (en) * | 2015-07-10 | 2015-11-18 | 中国科学院武汉岩土力学研究所 | Testable rock coefficient of heat conductivity's conventional triaxial test device |
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- 2017-02-22 CN CN201710095096.8A patent/CN106770449B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87213495U (en) * | 1987-09-21 | 1988-06-01 | 华东石油学院北京研究生部 | Measuring apparatus for determining the thermal conductivity of small-size rock samples |
| JP2599282B2 (en) * | 1988-03-25 | 1997-04-09 | 科学技術庁無機材質研究所長 | Thermal constant measurement method |
| CN103983660A (en) * | 2014-04-30 | 2014-08-13 | 中国科学院武汉岩土力学研究所 | Indoor rock sample heat conduction coefficient testing device |
| CN104990802A (en) * | 2015-07-10 | 2015-10-21 | 中国科学院武汉岩土力学研究所 | General triaxial test device capable of testing heat conductivity coefficient of rock |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562610A (en) * | 2018-03-13 | 2018-09-21 | 中国石油天然气股份有限公司 | A kind of method and system of determining thermal conductivity of rocks |
| CN108562610B (en) * | 2018-03-13 | 2021-11-02 | 中国石油天然气股份有限公司 | Method and system for determining rock thermal conductivity |
| CN114577844A (en) * | 2022-02-23 | 2022-06-03 | 四川纳川致远新能源科技有限公司 | Rock thermal conductivity anisotropy experimental device for simulating formation stress |
| CN117250223A (en) * | 2023-11-16 | 2023-12-19 | 核工业北京地质研究院 | Device for measuring transverse heat conductivity coefficient of rock sample |
| CN117250223B (en) * | 2023-11-16 | 2024-02-23 | 核工业北京地质研究院 | Device for measuring transverse heat conductivity coefficient of rock sample |
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