CN105626016A - Microorganism oil displacement device and method - Google Patents
Microorganism oil displacement device and method Download PDFInfo
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- CN105626016A CN105626016A CN201511021350.7A CN201511021350A CN105626016A CN 105626016 A CN105626016 A CN 105626016A CN 201511021350 A CN201511021350 A CN 201511021350A CN 105626016 A CN105626016 A CN 105626016A
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 78
- 244000005700 microbiome Species 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 50
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 90
- 239000010453 quartz Substances 0.000 claims abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 230000008569 process Effects 0.000 claims abstract description 33
- 238000000605 extraction Methods 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000011435 rock Substances 0.000 claims abstract description 9
- 230000000813 microbial effect Effects 0.000 claims description 70
- 230000000050 nutritive effect Effects 0.000 claims description 20
- 239000002068 microbial inoculum Substances 0.000 claims description 11
- 239000006004 Quartz sand Substances 0.000 claims description 8
- 230000027272 reproductive process Effects 0.000 claims description 7
- 239000003027 oil sand Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 230000007483 microbial process Effects 0.000 claims description 3
- 238000013508 migration Methods 0.000 abstract description 12
- 230000005012 migration Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 239000011148 porous material Substances 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 4
- 239000000243 solution Substances 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 239000003208 petroleum Substances 0.000 abstract 3
- 235000015097 nutrients Nutrition 0.000 abstract 1
- 239000003209 petroleum derivative Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 107
- 238000002474 experimental method Methods 0.000 description 15
- 230000014509 gene expression Effects 0.000 description 7
- 239000010779 crude oil Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000002591 computed tomography Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000011549 displacement method Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000004043 dyeing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000002247 constant time method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 231100000640 hair analysis Toxicity 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- 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
- E21B47/002—Survey of boreholes or wells by visual inspection
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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)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention provides a microorganism oil displacement device and method. The device comprises a temperature control box for providing the temperature needed by microorganism oil displacement, a quartz capillary located in the temperature control box and used for simulating rock of different pore diameters, an injection system connected with the quartz capillary and used for injecting water and petroleum oil, microorganisms and nutrient solutions into the quartz capillary, and an extraction system connected with the quartz capillary and used for collecting extracted liquid, petroleum oil and gas from the quartz capillary. According to the microorganism oil displacement device and method, due to the fact that the temperature control box is provided with a transparent quartz plate, the microorganism oil displacement process can be visually obtained during microorganism oil displacement, the technical problem that microorganism distribution and migration rules under the oil reservoir warm pressure cannot be effectively obtained in the prior is solved, the technical effect of accurately obtaining microorganism distribution and migration rules in the microorganism oil displacement process is achieved, and finally the purpose of researching and improving the petroleum oil recovery mechanism can be achieved.
Description
Technical field
The present invention relates to oil exploration technology field, in particular to a kind of microbial oil displacement device and method.
Background technology
At present, microorganism displacement mechanism research device when simulating oil deposit temperature and pressure does not possess visuality. Therefore, under the complicated environment that simulated oil, water, rock coexist, observe and the impact of microorganism is all received certain restriction by the record distribution of microorganism and transport conditions and oil deposit parameter. Generally adopt CT scan (ComputedTomography, referred to as CT) method realize the visuality of microbial oil displacement device, analyze oil and water zonation and the transport conditions of rock core, but need when carrying out CT scan tracer agent NaI or KI to distinguish different profit states. Microorganism is had certain dissolving and digestion by NaI and KI, thus causes CT method to be obstructed in the application of microorganism displacement test. The method of another simulation microbial oil displacement is etching method, namely etches the passage of different aperture diameter on a kind of glass planar, but the pressure range of this kind of method is limited, thus cannot the true pressure of simulating oil deposit.
For how effectively to obtain microbial profile and migration rule under oil reservoir temperature and pressure, effective solution is not yet proposed at present.
Summary of the invention
Embodiments provide a kind of microbial oil displacement device and method, to solve the technical problem that cannot effectively obtain microbial profile and migration rule under oil reservoir temperature and pressure in prior art.
Embodiments provide a kind of microbial oil displacement device, comprising: temperature control box, for providing the temperature needed for microbial oil displacement, described temperature control box is provided with vitreous silica plate; Quartz capillary, is arranged in described temperature control box, for simulating the rock of different aperture diameter; Injected system, is connected with described quartz capillary, for injecting water and oil and microorganism and nutritive medium in described quartz capillary; Extraction system, is connected with described quartz capillary, for gathering extraction liquid and oil and gas from described quartz capillary.
In an embodiment, the inside of described quartz capillary is filled with oil and/or quartz sand.
In an embodiment, mentioned microorganism displacement of reservoir oil device also comprises: image capture device, is positioned at the outside of described temperature control box, for gathering the reproductive process of microorganism in described oil, and the operational process of oil under described microbial process.
In an embodiment, described image capture device comprises: fluorescence producer, for generation of fluorescence; Observation parts, for gathering and observe the reproductive process of microorganism in described oil in fluorescence environment.
In an embodiment, described temperature control box is provided with recirculated water entrance, circulating water channel and circulating water outlet, recirculated water flows into from described recirculated water entrance and arrives described circulating water outlet through described circulating water channel, the temperature in described temperature control box to be controlled.
In an embodiment, the outer wall of described temperature control box is provided with heat insulation coating.
In an embodiment, mentioned microorganism displacement of reservoir oil device also comprises: pressure valve, is connected with described quartz capillary, for the pressure size of described quartz capillary being controlled.
In an embodiment, described extraction liquid comprises water and microbial inoculum.
In an embodiment, mentioned microorganism displacement of reservoir oil device also comprises: metering outfit, it is connected with described injected system and extraction system, the water injected in described quartz capillary for measuring and the volume of oil and the concentration of microbial inoculum, and the extraction liquid gathered from described quartz capillary and the volume of oil and the concentration of microbial inoculum.
The embodiment of the present invention additionally provides a kind of microbial oil displacement method, comprising: provide the temperature needed for microbial oil displacement by temperature control box; Utilizing injected system to inject water and oil and microorganism and nutritive medium to the quartz capillary being arranged in described temperature control box, wherein, the inside of described quartz capillary is filled with oil and/or quartz sand; Obtain microbial oil displacement process in described quartz capillary.
In embodiments of the present invention, microbial oil displacement device is provided with temperature control box, quartz capillary, injected system and extraction system. Because temperature control box is provided with transparent panel, so that when carrying out the displacement of reservoir oil by microorganism, can intuitively obtain the process of microbial oil displacement, solve the technical problem that cannot effectively obtain microbial profile and migration rule under oil reservoir temperature and pressure in prior art, reach the technique effect accurately obtaining the microbial profile in microbial oil displacement process and migration process, finally can improve the object of oil recovery mechanism by the Study of the Realization.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the part of the application, does not form limitation of the invention. In the accompanying drawings:
Fig. 1 is a kind of structure block diagram of the microbial oil displacement device of the embodiment of the present invention;
Fig. 2 is a kind of schema of the microbial oil displacement method of the embodiment of the present invention;
Fig. 3 is a specific examples of the microbial oil displacement device of the embodiment of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with enforcement mode and accompanying drawing, the present invention is described in further details. At this, the exemplary embodiment of the present invention and illustrating for explaining the present invention, but not as a limitation of the invention.
Microbial-flooding Technology refers to special microorganism and nutritive medium are injected stratum, by microorganism growth metabolism in the earth formation, the effect of crude oil in the direct effect of crude oil and the meta-bolites formation of microorganism in microorganism formation, improve crude oil mobility in the earth formation, the final recovery ratio improving crude oil.
The embodiment of the present invention provides a kind of microbial oil displacement device, and as shown in Figure 1, this microbial oil displacement device comprises: temperature control box 101, quartz capillary 102, injected system 103 and extraction system 104. Below in conjunction with Fig. 1, each integral part in this system is specifically described:
1) temperature control box 101, for providing the temperature needed for microbial oil displacement, described temperature control box 101 are provided with vitreous silica plate;
2) quartz capillary 102, are arranged in described temperature control box 101, for simulating the rock of different aperture diameter;
3) injected system 103, are connected with described quartz capillary 102, for injecting water and oil and microorganism and nutritive medium in described quartz capillary 102;
4) extraction system 104, is connected with described quartz capillary 102, for gathering extraction liquid and oil and gas from described quartz capillary 102.
In the above-described embodiments, microbial oil displacement device is provided with temperature control box, quartz capillary, injected system and extraction system, utilize the temperature required for temperature control box control microbial oil displacement experiment, then injected system is utilized to inject water in quartz capillary, microorganism and nutritive medium, obtain the oil displacement process of microorganism in kapillary through vitreous silica plate finally by inverted biomicroscope, such that it is able to dissolving when adopting the method for CT scan microbial oil displacement process to be observed in solution correlation technique, microorganism and nutritive medium produced and digestion, realize hope detection, and the quartz capillary pressure-bearing scope used in testing is relatively big, thus can solve the problem that in correlation technique, pressure range is limited.
Above-mentioned temperature control box is provided with vitreous silica plate, it is possible to for observing microbial oil displacement process in quartz capillary. Temperature control box is provided with recirculated water entrance, circulating water channel and circulating water outlet, and wherein, recirculated water flows into from recirculated water entrance and arrives circulating water outlet through circulating water channel; The outer wall of temperature control box is provided with heat insulation coating, can the temperature in temperature control box be controlled by recirculated water and heat insulation coating, and concrete, the temperature range that temperature control box can control is room temperature to 99 DEG C.
The inside of above-mentioned quartz capillary is filled with oil and/or quartz sand, it is possible to reaching maximum caliber is 300 ��m, meets the requirement of microorganism micron level, it is possible to the rock of simulation different aperture diameter condition. When carrying out microbial oil displacement and test, it is possible to select the quartz capillary of concrete caliber according to specific requirement. This part is the core apparatus part carrying out microbial oil displacement in situ detection.
Above-mentioned injected system for injecting water and oil and microorganism and nutritive medium in quartz capillary, and it is connected with the volume of oil and the metering outfit of microbial inoculum concentration with the water injected in quartz capillary for measuring, wherein, mentioned microorganism bacterium liquid refers to microorganism and nutritive medium; Above-mentioned extraction system for gathering extraction liquid and oil and gas from quartz capillary, and it is connected with the metering outfit of oil volume and the concentration of microbial inoculum with the extraction liquid gathered from quartz capillary for measuring, wherein, above-mentioned extraction liquid refers to water and microbial inoculum. In the process of experiment, it is necessary to gather extraction liquid and oil and gas from extraction system, and in manual periodic detection extraction liquid, the concentration of microbial inoculum is to monitor the effect of microorganism. Need when bacterial concentration is lower in quartz capillary, to add microorganism or nutritive medium to increase bacterial concentration by injected system, thus ensure that the microorganism in oil displacement experiment can be in optimum regime. In experimentation, in addition it is also necessary to regularly the volume of metering extraction liquid and oil is to calculate the oil recovery improved in oil displacement experiment.
In the process of actually operating, when carrying out microbial oil displacement and test, above-mentioned injected system can the phase first injects oil in quartz capillary on pretreatment, injects water and microorganism and nutritive medium afterwards again in quartz capillary according to concrete requirement of experiment; When carrying out microbial inoculum injection experiments, above-mentioned injected system can inject water and microorganism and nutritive medium according to concrete requirement of experiment in quartz capillary.
Pressure valve, is connected with quartz capillary, it is possible to for the pressure size of quartz capillary being controlled, concrete, the pressure range that pressure valve can control is 0MPa to 70MPa.
Microbial oil displacement device also comprises: image capture device, is positioned at the outside of temperature control box, it is possible to be inverted biologic microscope, for gathering the reproductive process of microorganism in described oil, and the operational process of oil under described microbial process. Especially, when dyeing microorganism observed by needs, this image capture device comprises: fluorescence producer, for generation of fluorescence; Observation parts, for gathering and observe the reproductive process of microorganism in oil in fluorescence environment. This image collecting device is connected to computer, it is possible to record preserves and process breeding and the migration process of microorganism.
Additionally provide a kind of microbial oil displacement method in the present embodiment, as shown in Figure 2, it is possible to comprise the following steps:
Step 201: provide the temperature needed for microbial oil displacement by temperature control box;
Step 202: utilizing injected system to inject water and oil and microorganism and nutritive medium to the quartz capillary being arranged in temperature control box, wherein, the inside of quartz capillary is filled with oil and/or quartz sand;
Step 203: obtain microbial oil displacement process in quartz capillary.
Adopt in the process that the microprocess of microbial oil displacement is observed by mentioned microorganism displacement of reservoir oil device, after being obtained microbial oil displacement experiment by temperature control box and be temperature required, it is possible to by above-mentioned pressure valve, the pressure size of described quartz capillary is controlled. When reaching the temperature required for microbial oil displacement experiment and pressure, further, according to actual requirement, choose the quartz capillary of corresponding pore diameter, and in quartz capillary, inject oil by injected system, experimentally require respectively to kapillary injects water and microorganism and nutritive medium afterwards, utilize inverted biomicroscope to observe the migration process in microbial oil displacement process and distribution characteristics through transparent panel. Wherein, when microorganism is dyeing microorganism time, now, it is possible to select the dyeing microorganism under fluorescence microscope fluorescence.
Lift microbial oil displacement device and microbial oil displacement method that one specifically implements to illustrate in detail the embodiment of the present invention below. However, it should be noted that, this specific embodiment is only in order to the present invention is described better, does not form inappropriate limitation of the present invention.
In this example, it is possible to when oil is not injected in observation, the distribution characteristics of microorganism in quartz capillary. Microbial profile feature when not injecting oil by contrast, and when injecting oil, the distribution characteristics of microorganism in the quartz capillary of identical pore diameter, explores oil to the impact of microorganism. Concrete, in the present embodiment, setting reservoir temperature by temperature control box is 37 DEG C, and controlling reservoir pressure by pressure valve is 8MPa, choose the quartz capillary that pore diameter is 25 ��m, now can first nanometer order quartz sand be attached on quartz capillary wall in advance. In quartz capillary, inject water, microorganism and nutritive medium by injected system, utilize inverted microbioscope, observe the metabolism reproductive process of microorganic adhesion when rock and quartz capillary surface through the transparent panel arranged on temperature control box.
In this example, it is possible to observe the process of microbial oil displacement. Concrete, in the present embodiment, setting reservoir temperature by temperature control box is 50 DEG C, and controlling reservoir pressure by pressure valve is 10MPa, choose the quartz capillary that pore diameter is 25 ��m, now can first nanometer order quartz sand be attached on quartz capillary wall in advance. Oil is injected, aging 3 days, such that it is able to simulate the state of surplus oil in actual oil reservoir in kapillary. Further, after aging 3 days, in kapillary, inject water, microorganism and nutritive medium, such that it is able to the distribution of original microbe colony in simulating oil deposit. Utilize inverted microbioscope to observe, after whole quartz hair test tube, carry out imitation oil displacement experiment experiment in microbial profile. First injecting 0.01PV nutritive medium, closing well alternately injects 0.1PV water and 0.01PV nutritive medium in interval after 5 days continuously, is collected extraction liquid and oil by extraction system, and measure the volume of extraction liquid and oil from quartz capillary. In the process of experiment, the interaction in oil displacement process and between oil of the changes in distribution of microorganism and microorganism can be observed in different time sections, such that it is able to obtain the distribution in microbial oil displacement process and migration rule under oil reservoir temperature and pressure, particularly can observe crude oil in microbial oil displacement process and peel off the process of rock and quartz capillary.
As shown in Figure 3, it it is a specific examples of the microbial oil displacement device of this example, wherein, 1 expression quartz capillary (being equivalent to 102 in Fig. 1), 2 expression image capture devices, 3 expressions temperature control box (being equivalent to 101 in Fig. 1), 4 expression pressure valve, 5 expression tensimeters, 6 expression check valves, 7 expression recirculated water entrances.
When carrying out microbial oil displacement and test, can according to actual requirement, by temperature control box 3 adjust the temperature to microbial oil displacement experiment temperature required, regulated by pressure valve 4 pressure to tensimeter 5 be shown as microbial oil displacement experiment desirable pressure after, choose the quartz capillary 1 of corresponding pore diameter, and in quartz capillary 1, inject oil by injected system, after after a while aging, in quartz capillary 1, inject water, microorganism and nutritive medium again, utilize image capture device 2 to observe the migration process in microbial oil displacement process and distribution characteristics. So far, a microbial oil displacement process just completes. If needing again to observe, repeat aforesaid operations. Structure shown in Fig. 3 have rational in infrastructure, simple to operate, measuring accuracy height, can in situ detection, experimental result is visual and feature that experiment information is abundant.
From above description, it can be seen that the embodiment of the present invention achieves following technique effect: be provided with temperature control box, quartz capillary, injected system and extraction system in microbial oil displacement device. Because temperature control box is provided with transparent panel, so that when carrying out the displacement of reservoir oil by microorganism, can intuitively obtain the process of microbial oil displacement, solve the technical problem that cannot effectively obtain microbial profile and migration rule under oil reservoir temperature and pressure in prior art, reach the technique effect accurately obtaining the microbial profile in microbial oil displacement process and migration process, finally can improve the object of oil recovery mechanism by the Study of the Realization.
Obviously, the technician of this area should be understood that, each module of the above-mentioned embodiment of the present invention or each step can realize with general calculating device, they can concentrate on single calculating device, or it is distributed on network that multiple calculating device forms, can selection of land, they can realize with the program code that calculating device can perform, thus, they can be stored and perform by calculating device in the storage device, and in some cases, can to be different from the step shown or described by the execution of order herein, or they are made into respectively each integrated circuit modules, or the multiple module in them or step are made into single integrated circuit module realize. like this, the embodiment of the present invention does not limit and combines in any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the embodiment of the present invention can have various modifications and variations. Within the spirit and principles in the present invention all, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a microbial oil displacement device, it is characterised in that, comprising:
Temperature control box, for providing the temperature needed for microbial oil displacement, described temperature control box is provided with vitreous silica plate;
Quartz capillary, is arranged in described temperature control box, for simulating the rock of different aperture diameter;
Injected system, is connected with described quartz capillary, for injecting water and oil and microorganism and nutritive medium in described quartz capillary;
Extraction system, is connected with described quartz capillary, for gathering extraction liquid and oil and gas from described quartz capillary.
2. microbial oil displacement device as claimed in claim 1, it is characterised in that, the inside of described quartz capillary is filled with oil and/or quartz sand.
3. microbial oil displacement device as claimed in claim 2, it is characterized in that, also comprise: image capture device, be positioned at the outside of described temperature control box, for gathering the reproductive process of microorganism in described oil, and the operational process of oil under described microbial process.
4. microbial oil displacement device as claimed in claim 3, it is characterised in that, described image capture device comprises:
Fluorescence producer, for generation of fluorescence;
Observation parts, for gathering and observe the reproductive process of microorganism in described oil in fluorescence environment.
5. microbial oil displacement device as claimed in claim 1, it is characterized in that, described temperature control box is provided with recirculated water entrance, circulating water channel and circulating water outlet, recirculated water flows into from described recirculated water entrance and arrives described circulating water outlet through described circulating water channel, the temperature in described temperature control box to be controlled.
6. microbial oil displacement device as claimed in claim 5, it is characterised in that, the outer wall of described temperature control box is provided with heat insulation coating.
7. microbial oil displacement device as claimed in claim 1, it is characterised in that, also comprise: pressure valve, it is connected with described quartz capillary, for the pressure size of described quartz capillary is controlled.
8. microbial oil displacement device as claimed in claim 1, it is characterised in that, described extraction liquid comprises water and microbial inoculum.
9. microbial oil displacement device as described in claim 8, it is characterized in that, also comprise: metering outfit, it is connected with described injected system and extraction system, the water injected in described quartz capillary for measuring and the volume of oil and the concentration of microbial inoculum, and the extraction liquid gathered from described quartz capillary and the volume of oil and the concentration of microbial inoculum.
10. one kind utilizes the method that the microbial oil displacement device according to any one of claim 1 to 9 carries out microbial oil displacement, it is characterised in that, comprising:
The temperature needed for microbial oil displacement is provided by temperature control box;
Utilizing injected system to inject water and oil and microorganism and nutritive medium to the quartz capillary being arranged in described temperature control box, wherein, the inside of described quartz capillary is filled with oil and/or quartz sand;
Obtain microbial oil displacement process in described quartz capillary.
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| CN201511021350.7A CN105626016A (en) | 2015-12-31 | 2015-12-31 | Microorganism oil displacement device and method |
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| CN201511021350.7A CN105626016A (en) | 2015-12-31 | 2015-12-31 | Microorganism oil displacement device and method |
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| CN117187050A (en) * | 2023-11-08 | 2023-12-08 | 中国煤炭地质总局勘查研究总院 | Experimental device for researching coalbed methane biological injection and migration rules |
| CN117187050B (en) * | 2023-11-08 | 2024-02-23 | 中国煤炭地质总局勘查研究总院 | Experimental device for researching coalbed methane biological injection and migration rules |
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Application publication date: 20160601 |