CN109098700A - Artificial Seismic Wave composite foam foam stability evaluating apparatus and method under the conditions of oil-containing - Google Patents
Artificial Seismic Wave composite foam foam stability evaluating apparatus and method under the conditions of oil-containing Download PDFInfo
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- CN109098700A CN109098700A CN201811085655.8A CN201811085655A CN109098700A CN 109098700 A CN109098700 A CN 109098700A CN 201811085655 A CN201811085655 A CN 201811085655A CN 109098700 A CN109098700 A CN 109098700A
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- 239000006260 foam Substances 0.000 title claims abstract description 140
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title abstract description 15
- 238000012800 visualization Methods 0.000 claims abstract description 53
- 238000003760 magnetic stirring Methods 0.000 claims abstract description 22
- 238000002474 experimental method Methods 0.000 claims abstract description 19
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 238000004088 simulation Methods 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 45
- 239000007788 liquid Substances 0.000 claims description 32
- 230000000007 visual effect Effects 0.000 claims description 19
- 239000010779 crude oil Substances 0.000 claims description 18
- 238000005187 foaming Methods 0.000 claims description 11
- 238000011156 evaluation Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000001133 acceleration Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000002349 favourable effect Effects 0.000 claims description 3
- 238000011056 performance test Methods 0.000 claims description 2
- 239000006071 cream Substances 0.000 claims 1
- 239000012263 liquid product Substances 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000011160 research Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000839 emulsion Substances 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 230000029052 metamorphosis Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000012546 transfer Methods 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
-
- 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
- E21B47/00—Survey of boreholes or wells
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The present invention relates to Artificial Seismic Wave composite foam foam stability evaluating apparatus and methods under the conditions of oil-containing, including low frequency Artificial Seismic Wave testing stand, visualization foam-making apparatus, data monitoring control unit, magnetic stirring apparatus, expanding foam solution supply unit, crude supply portion, Phenomena Observation portion, temperature supply unit, pressure supply unit, temperature sensor and pressure sensor；Visualization foam-making apparatus is mounted on low frequency Artificial Seismic Wave testing stand, and expanding foam solution supply unit, crude supply portion, temperature supply unit, pressure supply unit, temperature sensor, pressure sensor are connect with visualization foam-making apparatus respectively.It is good that evaluating apparatus of the present invention has the characteristics that structure is simple, convenience, reliable working performance, visualization and simulation effect are laid in installation.It in conjunction with experimental method of the present invention, can effectively explain that low frequency Artificial Seismic Wave improves the specific mechanism of foam foam stability energy, provide experiment basis to fluctuate the research of oil recovery technique.
Description
Technical field
The present invention relates to Artificial Seismic Wave composite foam foam stability evaluating apparatus and methods under the conditions of oil-containing, belong to oil recovery room
Interior physical simulation experiment technical field.
Background technique
Foam in oilfield exploitation procedure using more and more extensive, especially foam flooding, foam fracturing and foam
Acidizing Technology etc. reaches its maturity.Foam is with its own stronger selective shut-off ability, more flexible suitability, relative moderate
Cost and favor by oil field.However, foam is gas dispersion coarse dispersion system in a liquid, thermodynamic instability state,
Half foam life period is short in stratum, foam stability energy is poor, decay mechanisms complicated and severe restricts the development and application of foam.It is opened in oil field
During hair, due to the presence of oily phase, the foam stability mechanism of foam is more complicated compared to the foam stabilizing mechanism of pure water phase foam.
Artificial Seismic Wave is to act on oil reservoir using the method for physical stimulus, can propagate to 1300 meters or so of oil reservoir deep,
Interlock with solid-liquid inside enhancing oil reservoir, promotes gas-liquid mixed and droplet detachment, reduces absorption of the chemical agent in porous media
Deng effect.Influence for underground crude oil to the foam stability energy of foam, the mechanism of action based on Artificial Seismic Wave, to improve bubble
Foam is in the foam stability energy of stratum and earth formation deep, the utilization rate of foam solution and operating distance etc., by foam flooding technology and low frequency people
Building site wave propagation technique carries out synergistic application, it is expected that achieving the effect that compound to propose effect using the potential advantage of the complex technique.However,
Experiment and theoretical research about Artificial Seismic Wave composite foam transfer drive are short of, and laboratory experiment apparatus and method for is mainly limited to often
Rock core displacement apparatus and method for is advised, can not observe that low frequency Artificial Seismic Wave incentive action exists to the foam under different oil concentrations
The facilitation etc. of metamorphosis, attenuation change and Artificial Seismic Wave in stratum to foam foam stability energy.Therefore, foundation contains
The visual laboratory performance evaluation device of low frequency Artificial Seismic Wave composite foam foam stabilizing and effective ways under the conditions of oil, can be further
Further exploration low frequency Artificial Seismic Wave composite foam cooperates with foam stability energy mechanism in porous media, and the complex technique is promoted to promote
Using.
Summary of the invention
In view of the deficiencies of the prior art, Artificial Seismic Wave composite foam foam stability is commented under the conditions of the present invention provides a kind of oil-containing
Valence device.
The present invention also provides Artificial Seismic Wave composite foam foam stabilizings under the conditions of a kind of progress oil-containing using above-mentioned evaluating apparatus
The evaluation method of property.
Technical scheme is as follows:
Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of a kind of oil-containing, comprising:
Low frequency Artificial Seismic Wave testing stand, by the artificial earthquake wave producer and artificial earthquake control device group being connected
At；
Foam-making apparatus is visualized, is mounted on artificial earthquake wave producer；
Data monitoring control unit is connect with artificial earthquake control device and artificial earthquake wave producer；
Magnetic stirring apparatus is mounted on the bottom of visualization foam-making apparatus and connects magnetic stirring apparatus control device；
Expanding foam solution supply unit is connect with visualization foam-making apparatus, for inputting into visualization foam-making apparatus
Expanding foam solution；
Crude supply portion is connect with visualization foam-making apparatus, former for inputting into visualization foam-making apparatus
Oil；
Phenomena Observation portion is mounted at position corresponding with visualization foam-making apparatus, for acquiring experimental physics
The image of phenomenon, and be transferred in computer in time and carry out image procossing；
Temperature supply unit is connect with visualization foam-making apparatus, and holding meanss internal temperature is constant；
Pressure supply unit is connect, holding meanss inner pressure constant with visualization foam-making apparatus；
Temperature sensor is connect with visualization foam-making apparatus；
Pressure sensor is connect with visualization foam-making apparatus.
Preferably, the visualization foam-making apparatus is a cylindrical tube, including foam-making apparatus inner wall and bubble
Foam generating device outer wall, forms a toroidal cavity between foam-making apparatus inner wall and foam-making apparatus outer wall, foam occurs
Visual window is correspondingly arranged on device inner wall and foam-making apparatus outer wall.
Preferably, the expanding foam solution supply unit includes sequentially connected fluid reservoir, constant-flux pump and hand-operated valve, hand-operated valve and bubble
The input terminal of foam generating device inner wall connects.
Preferably, the crude supply portion includes sequentially connected oil storage tank, metering pump and needle-valve, and needle-valve and foam occur
The input terminal of device inner wall connects.
Preferably, the Phenomena Observation portion selects high-definition camera, the alignment lens visual window of high-definition camera.This design
It is advantageous in that, high-definition camera is used to acquire the image of experimental physics phenomenon, and sustainable record visualizes foam-making apparatus
The form of middle foam, size, distribution situation, emulsion volume and foam half-life period.
Preferably, the temperature supply unit includes that the thermostat water bath being connected and heatproof pump, heatproof pump and visual bubble
The toroidal cavity of foam generating device is connected to.
Preferably, the pressure supply unit includes sequentially connected gas cylinder, supercharger and check valve, and check valve and foam are sent out
The input terminal of generating apparatus inner wall connects.
Preferably, the evaluating apparatus further includes high pressure air relief valve and liquid withdrawal system, high pressure air relief valve
It is connect with the output end of foam-making apparatus inner wall, liquid withdrawal system is connect with the output end of foam-making apparatus outer wall.
A kind of evaluation method carrying out Artificial Seismic Wave composite foam foam stability under the conditions of oil-containing using above-mentioned evaluating apparatus,
The following steps are included:
(1) expanding foam solution is selected according to requirement of experiment, and records the temperature and pressure of internal simulation reservoir；
(2) performance test is sealed to entire evaluating apparatus, guarantees favorable sealing property；
(3) temperature supply unit is opened, visualization foam-making apparatus is heated to predetermined temperature value；
(4) expanding foam solution is passed through into visualization foam-making apparatus；
(5) pressure supply unit is opened, provides simulated pressure for visualization foam-making apparatus；
(6) magnetic stirring apparatus is opened, liquid to be foamed closes magnetic stirring apparatus after foaming completely；
(7) Phenomena Observation portion is opened, form, the size, foaming volume of foam in visual window are recorded；
(8) time required when liquid volume is initial volume half is precipitated in record foam；
(9) step (3) to step (4) are repeated, opens crude supply portion, crude oil is added, repeated step (5) to step (6)；
(10) by Phenomena Observation portion, under the conditions of recording oil-containing, the form, size of foam in visual window, foaming volume with
And emulsion volume；
(11) under the conditions of recording oil-containing, the time required when liquid volume is initial volume half is precipitated in foam；
(12) it replaces different crude oil and volume is added, repeat step (9) to step (12)；
(13) step (3) to step (7) are repeated, opens data monitoring control unit, setpoint frequency, acceleration and artificially
The direction of vibration of seismic wave generator；
(14) it is initial volume half when institute that liquid volume, which is precipitated, in foam when being recorded in combined artificial seismic wave, in visual window
The time needed；
(15) by data monitoring control unit, different vibration parameters, and/or direction of vibration are replaced, are repeated step (13)
To step (15)；
(16) step (9) to step (10) are repeated, opens data monitoring control unit, setpoint frequency, acceleration and artificial
The direction of vibration of seismic wave generator；
(17) under the conditions of recording oil-containing, in combined artificial seismic wave, it is initial volume half that liquid volume, which is precipitated, in foam
The time of Shi Suoxu；
(18) it replaces different crude oil and volume is added, repeat step (16) to step (18)；
(19) by data monitoring control unit, different vibration parameters, and/or direction of vibration are replaced, are repeated step (18)
To step (19).
The beneficial effects of the present invention are:
1) Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing of the present invention, installation simple with structure
It lays convenience, reliable working performance, visualization and simulates the good feature of effect.It can be widely applied for each laboratory, and provide
Kinds of experiments mode, by changing different parameter settings, Artificial Seismic Wave composite foam is steady under the conditions of can effectively carrying out oil-containing
The evaluation experimental of bubble property.
2) using experimental provision of the present invention and in conjunction with experimental method of the present invention, it can effectively explain that low frequency Artificial Seismic Wave improves
The specific mechanism of foam foam stability energy provides experiment basis to fluctuate the research of oil recovery technique.And this method flow operations letter
Just, experimental data is accurate and reliable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing of the present invention.
Fig. 2 is the flow chart of experimental method of the present invention.
In figure: 1, computer；2, Phenomena Observation portion；3, thermostat water bath；4, heatproof pumps；5, oil storage tank with a scale；6,
Metering pump；7, needle-valve；8, fixed device；9, rotor；10, magnetic stirring apparatus；11, artificial earthquake wave producer；12, artificial earthquake
Control device；13, magnetic stirring apparatus control device；14, data monitoring control unit；15, fluid reservoir with a scale；16, constant-flux pump；
17: hand-operated valve；18, temperature sensor；19, pressure sensor；20, gas cylinder；21, liquid withdrawal system；22, supercharger control dress
It sets；23, supercharger；24, check valve；25, visual window；26, foam-making apparatus inner wall；27, foam-making apparatus outer wall；28,
High pressure air relief valve.
Specific embodiment
The present invention will be further described by way of example and in conjunction with the accompanying drawings, but not limited to this.
Embodiment 1:
The present embodiment provides Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of a kind of oil-containing, mainly include
Consisting of part:
Low frequency Artificial Seismic Wave testing stand, by the artificial earthquake wave producer 11 and artificial earthquake control device 12 being connected
Composition；Artificial earthquake control device 12 is used to control artificial earthquake wave producer 11, i.e. switch artificial earthquake wave producer, adjusting
(such as vibration frequency, acceleration, direction of vibration) is arranged in the parameters of artificial earthquake wave producer；
Foam-making apparatus is visualized, is mounted on artificial earthquake wave producer 11 by a fixed device 8, the present embodiment
Middle fixed device 8 selects triangular support bracket；
Data monitoring control unit 14 is connect with artificial earthquake control device 12 and artificial earthquake wave producer 11；This implementation
Example in data monitoring control 14 selection computers, be used to show artificial earthquake wave producer 11 every real-time parameter and can
Corresponding adjust is carried out on computers to be arranged；
Magnetic stirring apparatus 10 is mounted on the bottom of visualization foam-making apparatus and connects magnetic stirring apparatus control device
13, the rotor 9 of magnetic stirring apparatus is placed in visualization foam-making apparatus；It is subsequent to be controlled by magnetic stirring apparatus control device 13
The operation of magnetic stirring apparatus 10 processed is carried out by expanding foam solution in 9 pairs of visualization foam-making apparatus of magnetic stirring apparatus 10 and rotor
Stirring；
Expanding foam solution supply unit is connect with visualization foam-making apparatus, for inputting into visualization foam-making apparatus
Expanding foam solution；
Crude supply portion is connect with visualization foam-making apparatus, former for inputting into visualization foam-making apparatus
Oil；
Phenomena Observation portion is mounted at position corresponding with visualization foam-making apparatus, for acquiring experimental physics
The image of phenomenon, and be transferred in computer in time and carry out image procossing；
Temperature supply unit is connect with visualization foam-making apparatus, and holding meanss internal temperature is constant；
Pressure supply unit is connect, holding meanss inner pressure constant with visualization foam-making apparatus；
Temperature sensor 18 connect with visualization foam-making apparatus, monitors its internal temperature；
Pressure sensor 19 connect with visualization foam-making apparatus, monitors its internal pressure.
Specifically, visualization foam-making apparatus is a cylindrical tube, including foam-making apparatus inner wall 26 and bubble
Foam generating device outer wall 27 forms a toroidal cavity between foam-making apparatus inner wall 26 and foam-making apparatus outer wall 27, bubble
Visual window 25 is correspondingly arranged on foam generating device inner wall 26 and foam-making apparatus outer wall 27.
Expanding foam solution supply unit includes sequentially connected fluid reservoir 15, constant-flux pump 16 and hand-operated valve 17, and hand-operated valve 17 passes through pipe
Line is connect with the input terminal of foam-making apparatus inner wall 26.There is containing mark on fluid reservoir 15, storage inside has the hair of experiment
Liquid is steeped, subsequently through constant-flux pump 16 to being pumped into expanding foam solution inside foam-making apparatus inner wall 26.
Crude supply portion includes sequentially connected oil storage tank 5, metering pump 6 and needle-valve 7, in needle-valve 7 and foam-making apparatus
The input terminal of wall 26 connects.There is containing mark on oil storage tank 5, storage inside has the simulated formation crude oil of experiment, subsequently through
Metering pump 6 is to being pumped into crude oil inside foam-making apparatus inner wall 26.
Phenomena Observation portion 2 selects high-definition camera, the alignment lens visual window of high-definition camera, high-definition camera and calculating
Machine 1 connects.High-definition camera is used to acquire the image of experimental physics phenomenon, steeps in sustainable record visualization foam-making apparatus
The form of foam, size, distribution situation, emulsion volume and foam half-life period, and counted by computer-internal software
According to analysis.
Temperature supply unit includes the thermostat water bath 3 being connected and heatproof pump 4, and heatproof pump 4 passes through pipeline and visual bubble
The toroidal cavity of foam generating device is connected to.The hot water in thermostat water bath 3 is pumped into toroidal cavity subsequently through heatproof pump 4
It is interior, heating and thermal insulation is carried out to foam-making apparatus inner wall 26 by hot water.
Pressure supply unit includes sequentially connected gas cylinder 20, supercharger 23 and check valve 24, and check valve 24 and foam occur
The input terminal of device inner wall 26 connects.Gas in gas cylinder 20 becomes high pressure gas after pressurizeing by supercharger, then passes through list
Progress pressure adjusting inside foam-making apparatus inner wall 26 is input to valve 24.Gas cylinder 20 selects the storage dedicated height of high pressure gas
Air bottle, supercharger 23 also individually connect supercharger control device 22, are realized by supercharger control device 22 to supercharger 23
Accurate control.
Temperature sensor 18 and pressure sensor 19 by signal wire be connected to foam-making apparatus inner wall 26 open up it is recessed
At slot, for the temperature and pressure in foam-making apparatus in real-time monitoring experimentation.
In the present embodiment, the magnetic stirring apparatus control device 13, artificial earthquake control device 12, supercharger control dress
It sets 22 and selects conventional equipment.
Embodiment 2:
Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of a kind of oil-containing as described in Example 1, structure
On the difference is that: the evaluating apparatus further includes high pressure air relief valve 28 and liquid withdrawal system 21, and high pressure gas subtracts
Pressure valve 28 is connect with the output end of foam-making apparatus inner wall 26, and liquid withdrawal system 21 is defeated with foam-making apparatus outer wall 27
Outlet connection.
Liquid withdrawal system 21 selects liquid storing barrel in the present embodiment, and liquid waste is recycled after being used to test and recycling is cold
Water.When device internal pressure is higher than simulated pressure, excess pressure can be laid down by opening high pressure air relief valve 28, be kept
Foam-making apparatus inner pressure constant is visualized, in addition, foam will be visualized by high pressure air relief valve after experiment
Generating device internal high pressure is laid down.
Embodiment 3:
A kind of Artificial Seismic Wave composite foam foam stability evaluation experimental method under the conditions of oil-containing, utilization are as described in example 2
Experimental provision, the experimental method the following steps are included:
(1) expanding foam solution is selected according to requirement of experiment, and records the temperature and pressure of internal simulation reservoir；In the present embodiment,
Select BK6A system as expanding foam solution, HPAM is as foam stabilizer, and 50 DEG C of reservoir temperature, pressure 15MPa.
It (2) will visualization foam-making apparatus and pressure supply pipeline, annular space (toroidal cavity) inlet pipeline and liquid out
Mouth pipeline, liquid supply tube line, the connection of high pressure air relief valve pipeline, are installed to foam hair for pressure, temperature sensor respectively
It at the inboard wall groove of generating apparatus, opens pressure supply unit valve and is debugged, sealing test 1 hour, pressure remained steady guaranteed
The device favorable sealing property；
(3) heatproof pump 4 is opened, hot water is pumped into toroidal cavity, visualization foam-making apparatus is heated to 50 DEG C, and
Lasting heat preservation to experiment terminates；
(4) constant-flux pump 16 and hand-operated valve 17 are opened, the BK6A system that 50ml is passed through into visualization foam-making apparatus is made
For expanding foam solution, and HPAM is added as foam stabilizer；
(5) supercharger 23 and check valve 24 are opened, the gas pressurized in gas cylinder 20 is passed through supercharger control by supercharger 23
Device 22 processed adjusts supercharger 23 and provides simulated pressure for visualization foam-making apparatus；
(6) magnetic stirring apparatus 10 is opened, rotor 9 works, and liquid to be foamed closes magnetic stirring apparatus after foaming completely；
(7) Phenomena Observation portion 2 is opened, form, the size, foaming volume of foam in visual window are recorded by high-definition camera,
The Image Real-time Transmission of high-definition camera record is to computer 1；
(8) it by stopwatch, records foam and the time required when liquid volume is initial volume half is precipitated；
(9) step (3) to step (4) are repeated, opens crude supply portion, crude oil is added according to requirement of experiment volume, repeats
Step (5) is to step (6)；It wherein is forced into 15MPa by step (5), and continues to keep to experiment terminating；Pass through step (6)
Middle magnetic stirring apparatus control device sets rotor speed, and liquid to be foamed closes magnetic stirring apparatus after foaming completely；
(10) by Phenomena Observation portion 2, using high-definition camera, under the conditions of recording oil-containing, the form of foam in visual window,
Size, foaming volume and emulsion volume；The Image Real-time Transmission of high-definition camera record is subsequent by computer to computer
Save image, wait test after carry out data analysis；
(11) by stopwatch, under the conditions of recording oil-containing, when foam is precipitated required when liquid volume is initial volume half
Between；
(12) it replaces different crude oil and volume is added, repeat step (9) to step (12)；It obtains under different crude oils volume
(injecting different crude oil amounts into visualization foam-making apparatus), foam foam stability evaluation experimental data.
(13) step (3) to step (7) are repeated, opens data monitoring control unit, is set by artificial earthquake control device
The direction of vibration of frequency, acceleration and artificial earthquake wave producer；
(14) by stopwatch, it is first initial body that liquid volume, which is precipitated, in foam when being recorded in combined artificial seismic wave, in visual window
Required time when product half；
(15) by data monitoring control unit 14, different vibration parameters, and/or direction of vibration are replaced, repeat step
(13) to step (15)；
(16) step (9) to step (10) are repeated, opens data monitoring control unit, setpoint frequency, acceleration and artificial
The direction of vibration of seismic wave generator；
(17) under the conditions of recording oil-containing, in combined artificial seismic wave, it is initial volume half that liquid volume, which is precipitated, in foam
The time of Shi Suoxu；
(18) it replaces different crude oil and volume is added, repeat step (16) to step (18)；
(19) by data monitoring control unit, different vibration parameters, and/or direction of vibration are replaced, are repeated step (18)
To step (19).
In the present embodiment, step (9) to step (12) is added volume simply by different crude oil is replaced, obtains foam
Foam stability evaluation experimental data；Step (13) is steeped to step (15) simply by different artificial earthquake wave parameters is replaced
Foam foam stability evaluation experimental data；Step (16) is to be added in crude oil under Artificial Seismic Wave double condition, divides to step (19)
Not Geng Huan crude oil volume and artificial earthquake wave parameter is added, obtain foam foam stability evaluation experimental data.The present embodiment was tested
Cheng Zhong, the parameters such as related pressure, temperature, dosage are set according to requirement of experiment.
Claims (9)
1. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of a kind of oil-containing characterized by comprising
Low frequency Artificial Seismic Wave testing stand is made of the artificial earthquake wave producer and artificial earthquake control device that are connected；
Foam-making apparatus is visualized, is mounted on artificial earthquake wave producer；
Data monitoring control unit is connect with artificial earthquake control device and artificial earthquake wave producer；
Magnetic stirring apparatus is mounted on the bottom of visualization foam-making apparatus and connects magnetic stirring apparatus control device；
Expanding foam solution supply unit is connect with visualization foam-making apparatus, for inputting foaming into visualization foam-making apparatus
Liquid；
Crude supply portion is connect with visualization foam-making apparatus, for inputting crude oil into visualization foam-making apparatus；
Phenomena Observation portion is mounted at position corresponding with visualization foam-making apparatus, for acquiring experimental physics phenomenon
Image, and be transferred in computer in time and carry out image procossing；
Temperature supply unit is connect with visualization foam-making apparatus, and holding meanss internal temperature is constant；
Pressure supply unit is connect, holding meanss inner pressure constant with visualization foam-making apparatus；
Temperature sensor is connect with visualization foam-making apparatus；
Pressure sensor is connect with visualization foam-making apparatus.
2. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing as described in claim 1, which is characterized in that
The visualization foam-making apparatus is a cylindrical tube, including foam-making apparatus inner wall and foam-making apparatus outer wall,
A toroidal cavity, foam-making apparatus inner wall and foam hair are formed between foam-making apparatus inner wall and foam-making apparatus outer wall
Visual window is correspondingly arranged on generating apparatus outer wall.
3. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing as claimed in claim 2, which is characterized in that
The expanding foam solution supply unit includes sequentially connected fluid reservoir, constant-flux pump and hand-operated valve, hand-operated valve and foam-making apparatus inner wall
Input terminal connection.
4. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing as claimed in claim 2, which is characterized in that
The crude supply portion includes sequentially connected oil storage tank, metering pump and needle-valve, the input of needle-valve and foam-making apparatus inner wall
End connection.
5. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing as claimed in claim 2, which is characterized in that
The Phenomena Observation portion selects high-definition camera, the alignment lens visual window of high-definition camera.
6. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing as claimed in claim 2, which is characterized in that
The temperature supply unit includes that the thermostat water bath being connected and heatproof pump, the annular of heatproof pump and visualization foam-making apparatus
Cavity connection.
7. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing as claimed in claim 2, which is characterized in that
The pressure supply unit includes sequentially connected gas cylinder, supercharger and check valve, and check valve is defeated with foam-making apparatus inner wall
Enter end connection.
8. Artificial Seismic Wave composite foam foam stability evaluating apparatus under the conditions of oil-containing as claimed in claim 2, which is characterized in that
The evaluating apparatus further includes high pressure air relief valve and liquid withdrawal system, in high pressure air relief valve and foam-making apparatus
The output end of wall connects, and liquid withdrawal system is connect with the output end of foam-making apparatus outer wall.
9. Artificial Seismic Wave composite foam under the conditions of a kind of described in any item evaluating apparatus progress oil-containings using claim 1-8
The evaluation method of foam stability, comprising the following steps:
(1) expanding foam solution is selected according to requirement of experiment, and records the temperature and pressure of internal simulation reservoir；
(2) performance test is sealed to entire evaluating apparatus, guarantees favorable sealing property；
(3) temperature supply unit is opened, visualization foam-making apparatus is heated to predetermined temperature value；
(4) expanding foam solution is passed through into visualization foam-making apparatus；
(5) pressure supply unit is opened, provides simulated pressure for visualization foam-making apparatus；
(6) magnetic stirring apparatus is opened, liquid to be foamed closes magnetic stirring apparatus after foaming completely；
(7) Phenomena Observation portion is opened, form, the size, foaming volume of foam in visual window are recorded；
(8) time required when liquid volume is initial volume half is precipitated in record foam；
(9) step (3) to step (4) are repeated, opens crude supply portion, crude oil is added, repeated step (5) to step (6)；
(10) pass through Phenomena Observation portion, under the conditions of recording oil-containing, the form, size of foam, foaming volume and cream in visual window
Shape liquid product；
(11) under the conditions of recording oil-containing, the time required when liquid volume is initial volume half is precipitated in foam；
(12) it replaces different crude oil and volume is added, repeat step (9) to step (12)；
(13) step (3) to step (7) are repeated, opens data monitoring control unit, setpoint frequency, acceleration and Artificial Seismic Wave
The direction of vibration of generator；
(14) when being recorded in combined artificial seismic wave, foam is precipitated required when liquid volume is initial volume half in visual window
Time；
(15) by data monitoring control unit, different vibration parameters, and/or direction of vibration are replaced, repeat step (13) to step
Suddenly (15)；
(16) step (9) to step (10) are repeated, opens data monitoring control unit, setpoint frequency, acceleration and artificial earthquake
The direction of vibration of wave producer；
(17) under the conditions of recording oil-containing, in combined artificial seismic wave, it is initial volume half when institute that liquid volume, which is precipitated, in foam
The time needed；
(18) it replaces different crude oil and volume is added, repeat step (16) to step (18)；
(19) by data monitoring control unit, different vibration parameters, and/or direction of vibration are replaced, repeat step (18) to step
Suddenly (19).
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