CN107132240A - High-temperature high-pressure fluid filling experimental device for CT - Google Patents
High-temperature high-pressure fluid filling experimental device for CT Download PDFInfo
- Publication number
- CN107132240A CN107132240A CN201710421071.2A CN201710421071A CN107132240A CN 107132240 A CN107132240 A CN 107132240A CN 201710421071 A CN201710421071 A CN 201710421071A CN 107132240 A CN107132240 A CN 107132240A
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- Prior art keywords
- temperature
- pressure
- experimental provision
- pressure fluid
- holding unit
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- 239000012530 fluid Substances 0.000 title claims abstract description 53
- 238000002347 injection Methods 0.000 claims abstract description 26
- 239000007924 injection Substances 0.000 claims abstract description 26
- 238000000605 extraction Methods 0.000 claims abstract description 20
- 239000011435 rock Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004696 Poly ether ether ketone Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229920002530 polyetherether ketone Polymers 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000002591 computed tomography Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Radiology & Medical Imaging (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (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)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a high-temperature high-pressure fluid filling experimental device for CT. This CT fills experimental apparatus with high temperature high pressure fluid includes: injection equipment, model equipment and extraction equipment; wherein, the injection equipment, the model equipment and the extraction equipment are communicated in sequence; the model equipment comprises a rock core holder, a heater, an axial pressure pump and a confining pressure pump; the axial pressure pump is communicated with the core holder, and the core holder, the heater and the confining pressure pump form a loop; the rock core is arranged inside the rock core holder, and the rock core holder is arranged inside the CT. The high-temperature high-pressure fluid filling experimental device for CT can scan and heat the rock core and the fluid in the rock core, but does not influence the scanning environment of CT equipment.
Description
Technical field
Experimental provision is filled with high-temperature, high pressure fluid the present invention relates to a kind of experimental provision, more particularly to a kind of CT, is belonged to
Hydrocarbon Formation Reservoirs technical field.
Background technology
With the development of science and technology CT technologies are applied in petroleum geology experiment, current micron CT, nanometer CT have engaged in trade
Industry metaplasia is produced, and resolution ratio is very high, not only can accurately analyze pore throat feature, and can be three-dimensional into figure and quantification table
Levy.
But because the core holding unit currently used for fluid-filled experiment is not suitable for CT, the key issue existed mainly has
Two aspects：On the one hand it is due to that clamper material is metal material, X-ray can not be penetrated；On the other hand being due to can not be real
Present CT device interiors are heated, and simulate the geological conditions of underground high temperature.
Therefore it provides a kind of three dimensional fluid filling analogue experiment installation for meeting underground HTHP geological conditions becomes
This area urgent problem to be solved.
The content of the invention
In order to solve the above-mentioned technical problem, filled and tested with high-temperature, high pressure fluid it is an object of the invention to provide a kind of CT
Device, the experimental provision is a kind of three dimensional fluid filling analogue experiment installation, it is possible to achieve scanning to rock core and its fluid and
Heating, but the scanning circumstance of CT equipment is had no effect on, the internal temperature of CT equipment is not interfered with especially.
To achieve these goals, experimental provision is filled with high-temperature, high pressure fluid the invention provides a kind of CT, the CT is used
High-temperature, high pressure fluid filling experimental provision includes：Injection device, simulator and extraction equipment；
Wherein, injection device, simulator, extraction equipment are sequentially communicated；
Simulator includes core holding unit, heater, axle press pump and confined pressure pump；Axle press pump is connected with core holding unit,
Core holding unit constitutes loop with heater, confined pressure pump；
Rock core is arranged inside core holding unit, and core holding unit is arranged inside CT.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that to the pipeline being arranged inside CT
Insulation is carried out, is heated to being arranged at the pipeline outside CT.
The present invention CT with high-temperature, high pressure fluid fill experimental provision in, it is preferable that injection device include intermediate receptacle,
Gas cylinder and high-pressure pump.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that intermediate receptacle includes oil vessel, gas
Container, water receptacle.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that oil vessel, gas container, water receptacle
Top and bottom be provided with safety valve.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that oil vessel, gas container, water receptacle
Be internally provided with piston.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that simulator also includes first time
Pressure valve, the first back-pressure valve is arranged between core holding unit and confined pressure pump.First back-pressure valve is used to adjust core holding unit with adding
The pressure in the loop that hot device, confined pressure pump are constituted.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that extraction equipment includes the second back pressure
Valve and extraction container.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that the second back-pressure valve connects with high-pressure pump
It is logical.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that injection device and simulator it
Between be provided with pressure sensor, be provided with pressure sensor between simulator and extraction equipment.
In the CT of the present invention fills experimental provision with high-temperature, high pressure fluid, it is preferable that core holding unit is special material
It is made, the material can bear high temperature, high pressure and X-ray and easily penetrate.Such as, the PEEK materials containing 30wt% carbon fibers can be selected
Expect (polyether-ether-ketone).
The CT that the present invention is provided is filled in experimental provision with high-temperature, high pressure fluid, and the gas cylinder in injection device connects with pressure gauge
It is logical, pressure regulator valve is provided between gas cylinder and pressure gauge.
The CT that the present invention is provided is filled in experimental provision with high-temperature, high pressure fluid, gas container, oil vessel in injection device
Safety valve is provided with the top and bottom of water receptacle, is set respectively between safety valve and gas container, oil vessel and water receptacle
There is valve, when the pressure of device exceeds the pressure that can be born, safety valve is automatically opened up, and pressure is adjusted, to protect whole dress
Put.
The CT that the present invention is provided is filled in experimental provision with high-temperature, high pressure fluid, is set between injection device and simulator
There is pressure sensor, the injection pressure actual for monitoring；Pressure sensor is provided between simulator and extraction equipment, is used
In monitoring outlet pressure.
Using the present invention CT with high-temperature, high pressure fluid fill experimental provision specifically for filling when, by injection device to
Fill after fluid, fluid stable, be scanned using CT equipment in simulator, when needing heating sample, open heater
The synchronous progress of CT scan and heating can be achieved.Finally, sample is produced by producing equipment.
The high-pressure pump of injection device is opened, pressure is produced to gas container, water receptacle and oil vessel by high pressure pump priming, entered
Row oil, the filling of gas and water.But, when filling gas, it need not be used if gas cylinder can realize the pressure that device needs
Gas container, directly carries out the filling of gas using gas cylinder.Need to make if storage pressure can not realize the pressure that device needs
The remaining pressure of supplement is carried out with gas container.By the pressure sensor between injection device and simulator to being set into model
Standby actual pressure is monitored.
Simulator axis press pump (generally high-pressure pump) is used for the axial compressive force for adjusting core holding unit, confined pressure pump (one
As be high-pressure circulation pump) be used to adjust the confined pressure of core holding unit, heater is used for circulating-heating.Be arranged at core holding unit with
The first back-pressure valve between confined pressure pump is used for the pressure for adjusting the loop that core holding unit is constituted with heater, confined pressure pump.Due to
Rock core is arranged on CT inside, and it can be scanned, and when needing heating, it is that can be achieved to open heater, and
Only the sample for flowing through CT is heated, the scanning circumstance for the CT equipment having no effect on does not interfere with the internal temperature of CT equipment.
Injected by injection device after sample, by the second back pressure pressure regulating valve, when outlet pressure reaches back pressure pressure
After power, sample is produced by extraction equipment.Pressure sensor between simulator and extraction equipment is supervised to outlet pressure
Survey.
The CT of the present invention fills experimental provision with high-temperature, high pressure fluid, is a kind of three dimensional fluid filling analogue experiment installation,
Scanning and the heating to rock core and its fluid can be realized, but has no effect on the scanning circumstance of CT equipment, CT is not interfered with especially
The internal temperature of equipment.
The CT of the present invention fills experimental provision with high-temperature, high pressure fluid, and having carried out HTHP oil gas secondary migration three-dimensional can
Depending on changing research, the quantitatively characterizing of oil and gas secondary migration process is realized.
The CT of the present invention fills the research that experimental provision can apply to fine and close Forming Mechanism of Hydrocarbon with high-temperature, high pressure fluid,
The relation of filling pressure and oil-gas possibility is disclosed, there is certain directive significance for the exploration of fine and close oil gas.
Brief description of the drawings
Fig. 1 fills the structural representation of experimental provision for the CT high-temperature, high pressure fluids in embodiment.
Main Reference symbol description
The back-pressure valve 7 of 1 core holding unit, 23 first high pressure valve of heater, 4 confined pressure pump, 5 second pressure sensor 6 second
The back-pressure valve of 8 second high-pressure pump of axle press pump, 9 first pressure sensor 10 first
Embodiment
In order to which technical characteristic, purpose and beneficial effect to the present invention are more clearly understood from, now to the skill of the present invention
Art scheme carry out it is described further below, but it is not intended that to the present invention can practical range restriction.
Embodiment 1
Present embodiments provide a kind of CT and fill experimental provision, its structure with high-temperature, high pressure fluid as shown in figure 1, the CT is used
High-temperature, high pressure fluid filling experimental provision includes：Injection device, simulator produces equipment；
Wherein, injection device, simulator, extraction equipment are sequentially communicated；It is provided between injection device and simulator
First pressure sensor 9, second pressure sensor 5 is provided between simulator and extraction equipment.
Simulator includes core holding unit 1, heater 2, axle press pump 7 and the back-pressure valve 10 of confined pressure pump 4 and first；Axle press pump
7 connect with core holding unit 1；Core holding unit 1 constitutes loop with heater 2, confined pressure pump 4；First back-pressure valve 10 is arranged at rock
Between heart clamp holder 1 and confined pressure pump 4, the end of of-shore heart clamp holder 1；Rock core is arranged inside core holding unit 1, core holding unit 1
It is arranged inside CT.
Injection device includes oil vessel, gas container, water receptacle, gas source bottle and the first high-pressure pump 3, oil vessel, gas container, water
The top and bottom of container are provided with safety valve, and oil vessel, gas container, the inside of water receptacle are provided with piston, gas source bottle
Connected with pressure gauge, pressure regulator valve is provided between gas source bottle and pressure gauge.
Producing equipment includes the second back-pressure valve 6 and extraction container, and the second back-pressure valve 6 is connected with the second high-pressure pump 8.
Core holding unit is the core holding unit that polyether-ether-ketone is made.
The above-mentioned CT of the present embodiment is filled in experimental provision with high-temperature, high pressure fluid, is carried out to being arranged at the pipeline inside CT
Insulation, is heated to being arranged at the pipeline outside CT.
When the CT of the present embodiment fills experimental provision specifically for filling with high-temperature, high pressure fluid, by injection device to mould
Sample is filled in type equipment.The high-pressure pump of injection device is opened, gas container, water receptacle and oil vessel are produced by high pressure pump priming
Raw pressure, carries out oil, the filling of gas and water., need not if gas cylinder can realize the pressure that device needs when filling gas
Using gas container, the filling of gas is directly carried out using gas cylinder.Needed if storage pressure can not realize the pressure that device needs
Gas container is used to carry out the remaining pressure of supplement.By the pressure sensor between injection device and simulator to entering mould
The actual pressure of type equipment is monitored.
Simulator axis press pump (generally high-pressure pump) is used for the axial compressive force for adjusting core holding unit, confined pressure pump (one
As be high-pressure circulation pump) be used to adjust the confined pressure of core holding unit, heater is used for circulating-heating.
Injected by injection device after sample, by the second back pressure pressure regulating valve, when outlet pressure reaches back pressure pressure
After power, sample is produced by extraction equipment.Pressure sensor between simulator and extraction equipment is supervised to outlet pressure
Survey.
Above example illustrates that CT of the invention fills experimental provision with high-temperature, high pressure fluid, it is possible to achieve to rock core and
The scanning and heating of its fluid, but the scanning circumstance of CT equipment is had no effect on, the internal temperature of CT equipment is not interfered with especially.
Claims (10)
1. a kind of CT fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the CT is filled with high-temperature, high pressure fluid and tested
Device includes：Injection device, simulator and extraction equipment；
Wherein, the injection device, simulator, extraction equipment are sequentially communicated；
The simulator includes core holding unit, heater, axle press pump and confined pressure pump；The axle press pump connects with core holding unit
Logical, the core holding unit constitutes loop with the heater, confined pressure pump；
Rock core is arranged inside core holding unit, and the core holding unit is arranged inside CT.
2. CT according to claim 1 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that to being arranged in CT
The pipeline in portion carries out insulation, is heated to being arranged at the pipeline outside CT.
3. CT according to claim 1 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the injection device
Including intermediate receptacle, gas cylinder and high-pressure pump.
4. CT according to claim 3 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the intermediate receptacle
Including oil vessel, gas container, water receptacle.
5. CT according to claim 4 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the oil vessel,
Gas container, the top and bottom of water receptacle are provided with safety valve.
6. the CT according to claim 4 or 5 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the oil holds
Device, gas container, water receptacle are internally provided with piston.
7. CT according to claim 1 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the simulator
Also include the first back-pressure valve, first back-pressure valve is arranged between core holding unit and confined pressure pump.
8. CT according to claim 1 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the extraction equipment
Including the second back-pressure valve and extraction container.
9. CT according to claim 8 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that second back pressure
Valve is connected with high-pressure pump.
10. CT according to claim 1 fills experimental provision with high-temperature, high pressure fluid, it is characterised in that the injection is set
It is standby that pressure sensor is provided between simulator, it is provided with pressure sensor between the simulator and extraction equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710421071.2A CN107132240A (en) | 2017-06-07 | 2017-06-07 | High-temperature high-pressure fluid filling experimental device for CT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710421071.2A CN107132240A (en) | 2017-06-07 | 2017-06-07 | High-temperature high-pressure fluid filling experimental device for CT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107132240A true CN107132240A (en) | 2017-09-05 |
Family
ID=59734510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710421071.2A Pending CN107132240A (en) | 2017-06-07 | 2017-06-07 | High-temperature high-pressure fluid filling experimental device for CT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107132240A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375491A (en) * | 2018-01-23 | 2018-08-07 | 中国石油天然气股份有限公司 | Microscopic visible fluid sealing device and determination method |
| CN114088747A (en) * | 2021-11-23 | 2022-02-25 | 西安石油大学 | Core holder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202209167U (en) * | 2011-09-19 | 2012-05-02 | 东北石油大学 | Non-isothermal steam flooding experiment device |
| CN104594885A (en) * | 2014-10-16 | 2015-05-06 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN104749068A (en) * | 2015-04-02 | 2015-07-01 | 中国石油大学(华东) | Device for measuring distribution density of flowing foams in core and working method thereof |
| CN104819990A (en) * | 2015-05-11 | 2015-08-05 | 中国石油大学(华东) | Microscopic displacement experimental system and microscopic displacement experimental method based on CT digital core |
| CN106324009A (en) * | 2015-07-06 | 2017-01-11 | 中国石油化工股份有限公司 | Core displacement test equipment and test method |
-
2017
- 2017-06-07 CN CN201710421071.2A patent/CN107132240A/en active Pending
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|---|---|---|---|---|
| CN202209167U (en) * | 2011-09-19 | 2012-05-02 | 东北石油大学 | Non-isothermal steam flooding experiment device |
| CN104594885A (en) * | 2014-10-16 | 2015-05-06 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN104749068A (en) * | 2015-04-02 | 2015-07-01 | 中国石油大学(华东) | Device for measuring distribution density of flowing foams in core and working method thereof |
| CN104819990A (en) * | 2015-05-11 | 2015-08-05 | 中国石油大学(华东) | Microscopic displacement experimental system and microscopic displacement experimental method based on CT digital core |
| CN106324009A (en) * | 2015-07-06 | 2017-01-11 | 中国石油化工股份有限公司 | Core displacement test equipment and test method |
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| Title |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375491A (en) * | 2018-01-23 | 2018-08-07 | 中国石油天然气股份有限公司 | Microscopic visible fluid sealing device and determination method |
| CN114088747A (en) * | 2021-11-23 | 2022-02-25 | 西安石油大学 | Core holder |
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| PB01 | Publication | ||
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Application publication date: 20170905 |