CN106285594A - A kind of sand-filling tube combination device and boundary temperature control method thereof - Google Patents
A kind of sand-filling tube combination device and boundary temperature control method thereof Download PDFInfo
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- CN106285594A CN106285594A CN201610702745.1A CN201610702745A CN106285594A CN 106285594 A CN106285594 A CN 106285594A CN 201610702745 A CN201610702745 A CN 201610702745A CN 106285594 A CN106285594 A CN 106285594A
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- out sand
- tube body
- sand tube
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000004576 sand Substances 0.000 claims abstract description 66
- 238000005259 measurement Methods 0.000 claims abstract description 47
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 230000003750 conditioning effect Effects 0.000 claims abstract description 9
- 239000003921 oil Substances 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 239000008398 formation water Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000010779 crude oil Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract description 9
- 239000007924 injection Substances 0.000 abstract description 9
- 239000012530 fluid Substances 0.000 abstract description 7
- 238000004088 simulation Methods 0.000 abstract description 7
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 14
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical compound C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Automation & Control Theory (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The present invention relates to a kind of sand-filling tube combination device and boundary temperature control method thereof, including fill out sand tube body, the two ends of fill out sand tube body connect plug and seal the cavity formed, the outside socket heating mantle of fill out sand tube body, all offer the first through hole being connected with cavity at plug axial centre；Measure joint equipped with second in heating mantle, in the second measurement joint, the temperature measuring equipment for measuring fill out sand tube body outer wall temperature is installed；Equipped with several the first measurement joints on fill out sand tube body, wherein measure with second in joint measured by joint symmetrically arranged first and the temperature measuring equipment for measuring fill out sand tube inner body wall temperature is installed；Temperature measuring equipment collectively constitutes temperature control system with temperature controller, PCU Power Conditioning Unit and heating mantle.The present invention can be according to various process demand, heating power is regulated by temperature control system, constant temperature border and adiabatic boundary is formed respectively in fill out sand tube inner body wall face, feature relatively low with the original reservoir temperature, that reservoir temperature is stepped up after the displacing mediums such as heated fluid injection is consistent, and improves the accuracy of simulation.
Description
[technical field]
The invention belongs to energy and environment field, relate to a kind of sand-filling tube combination device and boundary temperature control method thereof.
[background technology]
At present, whole world conventional oil resource reserve is about 3 × 1012～4 × 1012Bucket, non-conventional oil resource reserve is (thick
Oil and oil sands bitumen) reserves close to 8 × 1012Bucket, is the twice of conventional oil resource.For recoverable reserves, viscous crude and drip
Blue or green total about 5.6 trillion barrels, is more than five times of conventional oil.Along with drastically reducing and oil demand amount of conventional oil reserves
Continuing to increase, the exploitation of viscous crude and Colophonium is imperative.Viscous crude and asphalt viscosity height, poor fluidity, its viscosity with temperature raises
Exponentially rule reduces, and the method that therefore heated fluid injection adds heat drop glutinous becomes main development scheme.
Before Oil Field carries out hot-fluid injection heating power exploitation, the rules such as the mechanism to development process and principal character are needed to enter
Row simulation and experimentation, indoor thermal recovery experimentation is to probe into development mecha-nism, provides the most main of guidance for mining site pilot test
Want one of means.At present in the thermal recovery displacement of reservoir oil is simulated, fill out sand tube is placed in thermostat mutually synthermal with heated fluid injection,
This feature relatively low with the original reservoir temperature is not inconsistent；And sand-filling tube model does not the most possess the temperature, pressure data monitoring of various dimensions
Acquisition function.
[summary of the invention]
It is an object of the invention to overcome problems of the prior art, it is provided that a kind of sand-filling tube combination device and border thereof
Temperature-controlled process, it is possible to increase the accuracy of simulation.
The technical scheme of sand-filling tube combination device of the present invention is:
Including the fill out sand tube body of hollow cylindrical, the two ends of fill out sand tube body connect plug and seal formation cavity, back-up sand
The outside socket heating mantle of tube body, all offers the first through hole being connected with cavity at plug axial centre；Fill out sand tube is originally
First measure joint equipped with several on body, heating mantle measure joint equipped with second, second measure in joint be provided with for
Measure the temperature measuring equipment of fill out sand tube body outer wall temperature, wherein measure joint symmetrically arranged first with second and measure joint
Temperature measuring equipment for measuring fill out sand tube inner body wall temperature is inside installed；Measure fill out sand tube inner body wall temperature and outer wall
The temperature measuring equipment of temperature, temperature controller, PCU Power Conditioning Unit and heating mantle are sequentially connected with, and collectively constitute temperature and control system
System.
Further, heating mantle is stagewise demountable structure, and every section all includes adding thermal resistance and insulation substrate；Stifled
Cephalic par is provided with and offers the second through hole being connected with the first through hole in insulation substrate, and this insulation substrate.
Further, measure the first measurement joint of the asymmetric setting of joint with second in, pressure transducer, temperature are installed
Degree sensor or sampler, temperature sensor is all connected with data acquisition control system with pressure transducer.
Further, several measurement cross sections of spaced set, each measurement vertically on fill out sand tube body and heating mantle
Being both provided with several first measurement through holes and one second measurement through hole on cross section, first measures through hole and second measures through hole
It is uniformly distributed on cross section measuring；Wherein, first measures through hole is opened on heating mantle and fill out sand tube body, and first measures joint
It is arranged in the first measurement through hole；Second measures through hole is opened in heating mantle, and the second measurement joint is arranged on the second measurement and leads to
In hole.
Further, plug is made up of the most coaxial the first cylinder of one and the second cylinder, wherein, the external diameter of the first cylinder with
The external diameter of fill out sand tube body is equal, and the end face of fill out sand tube body arranges bulge loop, and the inner face of the first cylinder is provided with scrobicular ring, recessed
The bottom of ring is mounted on sealing ring, and bulge loop penetrates in relative scrobicular ring and connects with sealing ring；Outer spiral shell is set on the second cylinder
Stricture of vagina and being connected with fill out sand tube body.
Further, the inner face of plug is offered concave station, the defecator that can dismantle is installed in concave station.
The technical scheme of boundary temperature control method of the present invention is:
In the cavity to the good rock core sand of filling, inject formation water formation saturation water environment and injection crude oil is formed saturated
During oil environment, using the temp-controled mode of temperature control system, temperature control system obtains the interior of fill out sand tube body
Wall temperature T1Or outside wall temperature T2, regulate heating mantle heats power by PCU Power Conditioning Unit, control T1Or T2With target temperature
Equal, target temperature is set to the original reservoir temperature, forms constant temperature border；
Using the temperature difference control model of temperature control system during injecting displacing medium in cavity, temperature controls
System obtains the inner wall temperature T of fill out sand tube body1With outside wall temperature T2, regulate heating mantle heats power by PCU Power Conditioning Unit,
Control T1With T2The temperature difference be zero, formed adiabatic boundary.
Compared with prior art, the method have the advantages that
The present invention passes through measurement model tube body inner wall temperature and the temperature measuring equipment of outside wall temperature, temperature controller, power
A set of temperature control system that adjusting means and heating mantle are constituted, it is possible to according to various process demand, heating mantle is added hot merit
Rate is adjusted, and forms the temp-controled mode or temperature difference control model carrying out fill out sand tube body, is noting in simulation core
During formation water forms saturation water environment and oiling formation saturated oils environment, the temperature of temperature control system is used to control
Pattern, temperature control system will control fill out sand tube inner body wall temperature T1Or outside wall temperature T2For the original reservoir temperature, form constant temperature
Border；During the displacing medium displacement of reservoir oils such as heated fluid injection in simulation core, use temperature difference control model, control back-up sand
The inner and outer wall temperature difference of tube body is 0 so that fill out sand tube inner body wall face defines adiabatic boundary.This is with the original reservoir temperature
Feature relatively low, that reservoir temperature is stepped up after the displacing mediums such as heated fluid injection is consistent, and improves the accuracy of simulation.
Further, the present invention by being set to stagewise demountable structure, the composition of each section and work by heating mantle
Principle is identical, it is simple to zone heating accurate temperature controlling and demolition and maintenance.
Further, the present invention by arrange in measuring cross sections and same cross section at axially arranged several several first
Measure joint, in first measures joint, the pressure transducer for measuring cavity internal pressure is installed, measures cavity inner temperature
Temperature sensor or sampler, it is possible to realize the monitoring collection of the various dimensions such as temperature field and pressure field in cavity or sampling
Analyze；And the sample position of the probe positions of the probe positions of temperature sensor, pressure transducer and sampler is permissible
Regulate diametrically.
[accompanying drawing explanation]
Fig. 1 is the combination unit structural representation of the present invention.
Fig. 2 is A-A sectional view in Fig. 1, with B-B sectional view, C-C sectional view, D-D sectional view, E-E sectional view, F-F section view
Figure, G-G sectional view are identical.
In figure: 1-heating mantle, 11-is incubated substrate, and 12-adds thermal resistance, 2-fill out sand tube body, 21-bulge loop, 3-sealing ring,
4-plug, 41-concave station, 42-scrobicular ring, 5-defecator, 6-first measures joint, and 7-second measures joint, 8-cavity, a, b, c,
D, e, f, g, h are the position that joint measured by the first measurement joint and second that the first-class angle in same cross section is arranged.
[detailed description of the invention]
Below in conjunction with the accompanying drawings the present invention is described in further details.Should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
As it is shown in figure 1, the present invention includes fill out sand tube body 2, it is close that the two ends of fill out sand tube body 2 are threaded connection plug 4
Envelope forms cavity 8, and fill out sand tube body 2 is hollow cylinder, and cylinder inner wall is through frosting treatment.Fill out sand tube body 2 and two ends plug 4
Outside socket heating mantle 1, all offer the first through hole being connected with cavity 8 at plug 4 axial centre；Fill in heating mantle 1
There is the second measurement joint 7, the temperature survey dress for measuring fill out sand tube body 2 outside wall temperature is installed in the second measurement joint 7
Put；Equipped with several the first measurement joints 6 on fill out sand tube body 2, wherein measure joint 7 symmetrically arranged first with second and measure
Temperature measuring equipment for measuring fill out sand tube body 2 inner wall temperature is installed in joint 6.
Heating mantle 1 is stagewise demountable structure, in the present invention as a example by 7 sections, can increase and decrease number of fragments as required,
The composition of each section is the most identical with operation principle, and every section all comprises and adds thermal resistance 12 and insulation substrate 11；Arrange in plug 4 end
Have and in insulation substrate, and this insulation substrate, offer the second through hole being connected with the first through hole.
Several measurement cross sections of spaced set, quantity and heating mantle segmentation vertically on fill out sand tube body 2 and heating mantle 1
Number is consistent, and its position distribution is as it is shown in figure 1, respectively A-A measures cross section, and B-B measures cross section, C-C measures cross section, D-D measures
Cross section, E-E measure cross section, F-F measurement cross section and G-G and measure cross section.Several the first surveys it are both provided with on each measurement cross section
Amount through hole and one second measurement through hole, the first measurement through hole and second is measured through hole and is uniformly distributed on measurement cross section；Wherein,
First measures through hole is opened on heating mantle 1 and fill out sand tube body 2, and first measures joint 6 is arranged in the first measurement through hole；The
Two measure through hole is opened in heating mantle 1, and second measures joint 7 is arranged in the second measurement through hole.
The measurement that the first measurement joint 6 of the present invention and the second quantity measuring joint 7 are axially chosen by fill out sand tube body 2
Quantity in number of cross sections and same cross section together decides on, and can be increased or decreased according to actual needs, not install sensor
Or the first measurement joint 6 of sampler can also be sealed by dead blocking up.In the present invention as a example by angle 45 °, can be according to need
The angle number of degrees to be changed, position distribution is as in figure 2 it is shown, respectively a position, b position, c position, d position, e position, f position, g
Position and h position.
First measures d position in joint 6 is respectively mounted measurement fill out sand tube body 2 inner wall temperature T1Temperature measuring equipment, temperature
Degree measurement apparatus probe extend into the inwall close contact of fill out sand tube body 2 at, temperature can be installed in a, b, c, e, f, g position
Sensor, pressure transducer or sampler, and the probe positions of temperature sensor, pressure transducer or sampler can basis
Research needs to carry out radial distance regulation.Second measures joint 7 is positioned at h position, is respectively mounted temperature measuring equipment, temperature in it
The probe of measurement apparatus extend into the outer wall close contact of fill out sand tube body 2 at.
Sensor probe position is described as a example by shown in Fig. 2, and cavity 8 interior diameter is D, and wherein A-A measures a position on cross section
Put, b position, c position, e position and g position the first measurement joint 6 in mounting temperature sensor, a position, c position, e position
Putting and stretch in cavity 8 at 1/4D length with g position temperature sensor probe, b position probe is positioned at 1/2D length, the i.e. center of circle
Place, installs pressure transducer in the first measurement joint 6 of f position, and pressure transducer probe is positioned at circle centre position.C-C measures and cuts
The deployment scenarios that all positions measuring point on cross section is measured in face, E-E measurement cross section with G-G is identical with A-A measurement cross section.B-B surveys
First measurement joint 6 pressure sensor of a position, c position, e position and g position, a position, c position, e position on amount cross section
Putting and stretching in cavity 8 at 1/4D length with g position pressure transducer probe, pressure transducer probe in f position is positioned at 1/2D
Length, i.e. circle centre position, mounting temperature sensor in the first measurement joint 6 of b position, temperature sensor probe position, b position
In circle centre position.It is identical with B-B measurement cross section with the deployment scenarios of all positions measuring point on F-F measurement cross section that D-D measures cross section.
Temperature sensor can obtain the intrinsic thermo parameters method of fill out sand tube by after external data acquisition control system, pressure
This is internal by obtaining fill out sand tube again after data acquisition control system after external pressure or pressure difference transmitter for force transducer
Pressure field distribution.
Plug 4 is made up of the first the most coaxial cylinder and the second cylinder, and wherein, the external diameter of the first cylinder is with fill out sand tube originally
The external diameter of body 2 is equal, the inner face of the first cylinder is equipped with scrobicular ring 42, the both ends of the surface of fill out sand tube body 2 are respectively provided with bulge loop
Scrobicular ring 42 on 21, with two ends plug 4 matches, and the bottom of scrobicular ring 42 is mounted on sealing ring 3, and bulge loop 21 respectively penetrates relatively
Scrobicular ring 42 in and connect with sealing ring 3；Concave station 41 is offered, peace in concave station 41 on the inner face of plug 4 that is second cylinder end face
Equipped with the defecator 5 that can dismantle；Between plug 4 and fill out sand tube body 2 by being arranged on the second cylinder of plug 4 outside
Screw thread assembles with the female thread at the two ends being arranged on fill out sand tube body 2 inwall, by sealing ring 3 realize cavity 8 close
Envelope.
The temperature control system of the present invention is filled by the temperature survey of measurement model tube body 2 inner wall temperature and outside wall temperature
Put, temperature controller, PCU Power Conditioning Unit and heating mantle 1 collectively constitute, and each section of temperature controls to be separate, inner wall temperature T1
With outside wall temperature T2Signal is sent in temperature controller, and temperature controller controls to add thermal resistance 12 in heating mantle 1 by PCU Power Conditioning Unit
Power realizes temperature control.This system has temperature and two kinds of control models of temperature difference control model, under temp-controled mode, gives
Set the goal temperature, by controlling heating power by T1Or T2Control to target temperature；Under temperature difference control model, set the goal
The temperature difference, by controlling heating power by Δ T=T2-T1Control to target temperature difference.The boundary temperature control method of the present invention is concrete such as
Under:
Be implanted sequentially formation water formation saturation water environment in the cavity 8 to the good rock core sand of filling, injection crude oil is formed full
With use the temp-controled mode of temperature control system during oil environment, the original reservoir temperature is set as target temperature,
Control the inner wall temperature T of fill out sand tube body 21Equal with target temperature, form constant temperature border；
The temperature difference of temperature control system is used during the displacing medium displacement of reservoir oils such as heated fluid injection in simulation core
Control model, arranges 0 as target temperature difference, the outside wall temperature T of control fill out sand tube body 22With inner wall temperature T1Temperature difference T etc.
In 0, fill out sand tube body 2 inner wall temperature is identical with outside wall temperature, defines adiabatic boundary.
Claims (7)
1. a sand-filling tube combination device, it is characterised in that: include the fill out sand tube body (2) of hollow cylindrical, fill out sand tube body
(2) two ends connect plug (4) and seal formation cavity (8), outside socket heating mantle (1) of fill out sand tube body (2), plug (4)
The first through hole being connected with cavity (8) is all offered at axial centre；Equipped with several the first measurements on fill out sand tube body (2)
Joint (6), heating mantle (1) measures joint (7) equipped with second, is provided with for measuring fill out sand tube in the second measurement joint (7)
The temperature measuring equipment of body (2) outside wall temperature, wherein measures joint (7) symmetrically arranged first and measures joint (6) with second
Temperature measuring equipment for measuring fill out sand tube body (2) inner wall temperature is inside installed；Measure fill out sand tube body (2) inner wall temperature
It is sequentially connected with temperature measuring equipment, temperature controller, PCU Power Conditioning Unit and the heating mantle of outside wall temperature, collectively constitutes temperature control
System processed.
A kind of sand-filling tube combination device the most according to claim 1, it is characterised in that: heating mantle (1) is that stagewise is removable
Unload structure, and every section all includes adding thermal resistance (12) and insulation substrate (11)；Plug (4) end is provided with insulation substrate, and
The second through hole being connected with the first through hole is offered in this insulation substrate.
A kind of sand-filling tube combination device the most according to claim 1, it is characterised in that: non-right with the second measurement joint (7)
In claiming the arrange first measurement joint (6), pressure transducer, temperature sensor or sampler, temperature sensor and pressure are installed
Force transducer is all connected with data acquisition control system.
A kind of sand-filling tube combination device the most according to claim 1, it is characterised in that: fill out sand tube body (2) and heating mantle
(1) on vertically spaced set several measure cross sections, each measurement cross section is both provided with several first measure through hole
Measuring through hole with one second, the first measurement through hole and second is measured through hole and is uniformly distributed on measurement cross section；Wherein, first survey
Amount through hole is opened on heating mantle (1) and fill out sand tube body (2), and first measures joint (6) is arranged in the first measurement through hole；The
Two measure through hole is opened in heating mantle (1), and second measures joint (7) is arranged in the second measurement through hole.
A kind of sand-filling tube combination device the most according to claim 1, it is characterised in that: plug (4) by one the most coaxial the
One cylinder and the second cylinder composition, wherein, the external diameter of the first cylinder is equal with the external diameter of fill out sand tube body (2), fill out sand tube body
(2) arranging bulge loop (21) on end face, the inner face of the first cylinder is provided with scrobicular ring (42), and the bottom of scrobicular ring (42) is mounted on
Sealing ring (3), bulge loop (21) penetrates in relative scrobicular ring (42) and connects with sealing ring (3)；On second cylinder, external screw thread is set
And be connected with fill out sand tube body (2).
A kind of sand-filling tube combination device the most according to claim 1, it is characterised in that: offer on the inner face of plug (4)
Concave station (41), is provided with the defecator (5) that can dismantle in concave station (41).
7. the boundary temperature control method of a sand-filling tube combination device as claimed in claim 1, it is characterised in that:
Form saturation water environment injecting formation water in the cavity (8) of the good rock core sand of filling and inject crude oil formation saturated oils
During environment, using the temp-controled mode of temperature control system, temperature control system obtains the interior of fill out sand tube body (2)
Wall temperature T1Or outside wall temperature T2, regulate heating mantle (1) heating power by PCU Power Conditioning Unit, control T1Or T2With target
Temperature is equal, and target temperature is set to the original reservoir temperature, forms constant temperature border；
Using the temperature difference control model of temperature control system during injecting displacing medium in cavity (8), temperature controls
System obtains the inner wall temperature T of fill out sand tube body (2)1With outside wall temperature T2, added by PCU Power Conditioning Unit regulation heating mantle (1)
Thermal power, controls T1With T2The temperature difference be zero, formed adiabatic boundary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610702745.1A CN106285594B (en) | 2016-08-22 | 2016-08-22 | A kind of sand-filling tube combination device and its boundary temperature control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610702745.1A CN106285594B (en) | 2016-08-22 | 2016-08-22 | A kind of sand-filling tube combination device and its boundary temperature control method |
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| Publication Number | Publication Date |
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| CN106285594A true CN106285594A (en) | 2017-01-04 |
| CN106285594B CN106285594B (en) | 2018-08-10 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023282A (en) * | 2017-06-16 | 2017-08-08 | 北京永瑞达科贸有限公司 | Oil gas water three phase displacement visual experimental apparatus |
| CN108153347A (en) * | 2017-12-21 | 2018-06-12 | 西安交通大学 | A kind of core model inside pipe wall face thermal insulation control device and method |
| CN110927045A (en) * | 2019-12-25 | 2020-03-27 | 重庆大学 | Long coal petrography sample gas-liquid seepage pressure chamber |
| CN110987764A (en) * | 2019-12-25 | 2020-04-10 | 重庆大学 | Long coal rock sample gas-liquid seepage test system |
| CN111007100A (en) * | 2019-12-25 | 2020-04-14 | 重庆大学 | Long coal rock sample solid-gas coupling adsorption expansion test system |
| CN111255414A (en) * | 2020-01-15 | 2020-06-09 | 清华大学 | Method and device for inhibiting condensate gas reservoir reverse condensation |
| CN111827943A (en) * | 2020-07-18 | 2020-10-27 | 中国石油天然气股份有限公司 | Rock core saturated oil method and device |
| CN112414863A (en) * | 2020-12-18 | 2021-02-26 | 中国石油天然气集团有限公司 | High-strength gel bearing capacity tester and testing method |
| CN115717523A (en) * | 2022-10-20 | 2023-02-28 | 中国石油大学(北京) | Sand filling pipe and reservoir crude oil in-situ oxidation sustainability evaluation experimental device and method |
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