CN105443090A - Experimental device and method for measuring influences of water injection and gas injection on petroleum reservoir exploitation - Google Patents
Experimental device and method for measuring influences of water injection and gas injection on petroleum reservoir exploitation Download PDFInfo
- Publication number
- CN105443090A CN105443090A CN201511000993.3A CN201511000993A CN105443090A CN 105443090 A CN105443090 A CN 105443090A CN 201511000993 A CN201511000993 A CN 201511000993A CN 105443090 A CN105443090 A CN 105443090A
- Authority
- CN
- China
- Prior art keywords
- injection
- displacement
- data
- experimental box
- well
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007924 injection Substances 0.000 title claims abstract description 402
- 238000002347 injection Methods 0.000 title claims abstract description 402
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 314
- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000003208 petroleum Substances 0.000 title abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 229
- 238000002474 experimental method Methods 0.000 claims abstract description 99
- 238000012545 processing Methods 0.000 claims abstract description 55
- 230000008569 process Effects 0.000 claims abstract description 30
- 238000011161 development Methods 0.000 claims description 122
- 239000004576 sand Substances 0.000 claims description 116
- 238000005259 measurement Methods 0.000 claims description 56
- 230000000149 penetrating effect Effects 0.000 claims description 55
- 230000001174 ascending effect Effects 0.000 claims description 30
- 238000013480 data collection Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 15
- 230000001050 lubricating effect Effects 0.000 claims description 14
- 230000005514 two-phase flow Effects 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 abstract description 9
- 239000003921 oil Substances 0.000 description 203
- 235000019198 oils Nutrition 0.000 description 203
- 239000007789 gas Substances 0.000 description 129
- 235000019476 oil-water mixture Nutrition 0.000 description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 18
- 238000012360 testing method Methods 0.000 description 18
- 239000003345 natural gas Substances 0.000 description 9
- 230000005484 gravity Effects 0.000 description 8
- 230000008676 import Effects 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000008398 formation water Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003027 oil sand Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 206010020852 Hypertonia Diseases 0.000 description 1
- 241000168254 Siro Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005206 flow analysis Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000012780 transparent material Substances 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
- E21B43/20—Displacing by water
-
- 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
- E21B43/166—Injecting a gaseous medium; Injecting a gaseous medium and a liquid medium
- E21B43/168—Injecting a gaseous medium
-
- 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
-
- 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
- E21B47/06—Measuring temperature or pressure
Landscapes
- 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)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides an experimental device for measuring influences of water injection and gas injection on petroleum reservoir exploitation. The experimental device comprises an injection system, an experiment implementation system and a detecting and processing system. The injection system is communicated with the experiment implementation system. The detecting and processing system is electrically connected with the experiment implementation system. According to the experimental device, one side face of an experiment box is arranged into a transparent side wall, and therefore workers can visually observe the dynamic state and the flow process of fluid and analyze the dynamic stage and the flow process, and workers can be assisted in more accurately understanding influences of different water injection and gas injection conditions on petroleum reservoir exploitation. The invention further provides an experimental method for measuring influences of water injection and gas injection on petroleum reservoir exploitation. By means of the experimental method, petroleum reservoir and displacement modes can be more accurately stimulated, and influences of displacement modes on petroleum reservoir exploitation are more accurately measured through the combination with the observed dynamic stage and the observed flow process of fluid.
Description
Technical field
The present invention relates to petroleum works oil reservoir development experiment field, especially a kind ofly measure water filling gas injection to the experimental facilities of the impact of oil reservoir development and method.
Background technology
In oil reservoir development process, along with the reduction of natural energy, need to carry out energy supplement by the mode of water filling or gas injection, to ensure that oil reservoir stable yields is developed.But for the thicker oil reservoir of oil reservoir, in water filling or gas injection process, due to the difference of oil gas water density, under gravity, can make to inject water to oil reservoir lower flow, effectively can not involve and displacement oil reservoir top, and then affect the waterflooding extraction of oil reservoir.
In order to fully understand different water filling inflating methods to the impact of oil reservoir, usually needing to adopt experimental facilities to simulate oil reservoir and water filling gas injection operation, to facilitate staff, different water filling inflating methods being adopted for the oil reservoir of different situations.Existing experimental facilities is mostly the physical model in rectangular box, during experiment, first to the physical model leak test made, when guaranteeing to there is not leakage, vacuumize and saturated formation water, formation water displacement physical model is driven with ISCO pump (high-precision high voltage plunger displacement pump), make it to be applied in certain pressure by the formation water in compact model, then calibrating (base measuring) pressure sensor, logging and electronic balance, finally logging and electronic balance holding wire are connected on computer, so that the automatic collection of experimental data.
Wherein existing physical model adopts hyposmosis natural sandstone to appear, and encapsulate with resin, although meet the requirement of low-permeability, but due to the particularity of its physical model and the dispersiveness of measuring point, this technology is caused also at least to there is model encapsulates, opaque, can not the nowed forming of analysing fluid and the shortcoming of flow process intuitively.
Summary of the invention
The object of this invention is to provide a kind of measurement water filling gas injection of dynamic and flow process of energy intuitive analysis fluid to the experimental facilities of the impact of oil reservoir development and method.
For achieving the above object, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, the experimental facilities of described measurement water filling gas injection on the impact of oil reservoir development comprises injected system, experiment implementation system and detecting processing system, described injected system is communicated with described experiment implementation system, and described detecting processing system is electrically connected with described experiment implementation system;
Described experiment implementation system comprises experimental box, Injection Well, producing well and oily-water seperating equipment, described Injection Well and described producing well can be inserted into the inside of described experimental box removably by the end face of described experimental box, described Injection Well is communicated with described injected system, described producing well is communicated with described oily-water seperating equipment, the inside of described experimental box is equiped with sand body, one sidewall of described experimental box is transparent sidewall, and another sidewall of the described experimental box relative with described transparent sidewall is provided with can to the pressing mechanism of the internal pressurization of described experimental box.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, described experimental box comprises main body, observation port and seal cover, and the both sides of described main body are all opening-like, the both-side opening of main body described in the capping of described observation port and the dismounting of described seal cover difference energy;
Described observation port comprises transparent panel, press-fits part and bolt, described transparent panel covers the opening of the side of described main body, describedly press-fit part and be fitted on described transparent panel, and described in press-fit part edge be connected with described main body by described bolt, described in press-fit part and described main body clamps described transparent panel;
Described seal cover comprises lid and is convexly equipped in the scarfing unit on the surface, side of described lid, described scarfing unit can insert the inside of described main body and the contact internal walls of described main body, and the edge of described lid is connected with described main body by bolt, described pressing mechanism is installed in the opposite side of described lid on the surface.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, between described transparent panel and described main body, described transparent panel and describedly press-fit between part, be equipped with seal washer between the edge of described lid and described main body and between the sidewall of described scarfing unit and the inwall of described main body.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, described Injection Well and described producing well are the well model comprising and penetrate out section and close segments, describedly penetrate out the inside that section inserts described experimental box, the outside being positioned at described experimental box at least partially of described close segments, described length of penetrating out section is less than or equal to the thickness of described sand body, along the circumference of described well model, on the quadrant of the longitudinal centre line of described experimental box, offer multiple perforation running through the sidewall of described well model described penetrating out in section.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, described Injection Well comprises the first Injection Well and the second Injection Well, described producing well comprises the first producing well and the second producing well, the end face of described experimental box offers two Injection Well sockets and two producing well sockets, producing well socket described in Injection Well socket and two described in two lays respectively at four angles place of the end face of described experimental box, and Injection Well socket described in two is positioned on a diagonal of the end face of described experimental box, producing well socket described in two is positioned on another diagonal of the end face of described experimental box, described first Injection Well and described second Injection Well run through Injection Well socket described in two respectively and stretch in described experimental box, and described first producing well and described second producing well run through producing well socket described in two respectively stretches in described experimental box.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, be communicated with by filling main between described injected system with described experiment implementation system, the first end of described filling main is communicated with described injected system, second end of described filling main is communicated with the second ascending pipe with the first ascending pipe respectively, described first ascending pipe is communicated with described first Injection Well, and described second ascending pipe is communicated with described second Injection Well;
Described filling main is provided with injection pressure table and injection control valve, and described injection pressure table is near the first end of described filling main, and described injection control valve is near the second end of described filling main, and described injection pressure table is electrically connected with described detecting processing system;
Described first ascending pipe is provided with the first injection flow meter, and described second ascending pipe is provided with the second injection flow meter, and described first injection flow meter and described second injects flow meter and is all electrically connected with described detecting processing system.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, described oily-water seperating equipment comprises the first oil water separator, the second oil water separator, water tumbler and lubricating cup, described first oil water separator is produced pipe by first and is communicated with described first producing well, described second oil water separator is produced pipe by second and is communicated with described second producing well, described first produces pipe is provided with the first production valve, and described second produces pipe is provided with the second production valve;
The outlet pipe of described first oil water separator is all communicated with described water tumbler with the outlet pipe of described second oil water separator, the flowline of described first oil water separator is all communicated with described lubricating cup with the flowline of described second oil water separator, water ga(u)ge is equipped with on the outlet pipe of described first oil water separator and on the outlet pipe of described second oil water separator, oil flowmeter is equipped with on the flowline of described first oil water separator and on the flowline of described second oil water separator, water ga(u)ge described in two is all electrically connected with described detecting processing system with oil flowmeter described in two.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, described experiment implementation system also comprises return-pressure structure, described return-pressure structure comprises back pressure pipe, back pressure table, back pressure Open valve and backpressure pump, the first end of described back pressure pipe is produced with described first respectively to manage and is produced pipe with described second and be communicated with, second end of described back pressure pipe is communicated with described backpressure pump, described back pressure table and described back pressure Open valve are all located on described back pressure pipe, and described back pressure Open valve is between described back pressure table and described backpressure pump, described back pressure table is electrically connected with described detecting processing system,
The connectivity points that pipe produced by described back pressure pipe and described first is produced between valve at described first producing well and described first, and the connectivity points of described back pressure pipe and described second producing well is produced described second and managed and described second to produce between valve.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, and wherein, described injected system comprises water injection pipe and air injection pipe;
The first end of described water injection pipe is communicated with water tank, second end of described water injection pipe is communicated with the first end of described filling main, by the first end of described water injection pipe to the direction of the second end of described water injection pipe, on described water injection pipe, serial connection is provided with water pump, water flow pressure table, water flow control valve, intermediate receptacle and current injection valve successively;
The first end of described air injection pipe is communicated with gasholder, second end of described air injection pipe is communicated with the first end of described filling main, by the first end of described air injection pipe to the direction of the second end of described air injection pipe, in described air injection pipe, serial connection is provided with air tank pressure gauge, pressure-control valve, gas gauge and gas injection valve successively.
Measurement water filling gas injection as above is on the experimental facilities of the impact of oil reservoir development, wherein, described detecting processing system comprises flow signal processor, pressure signal processor, image acquisition device and data collection processor, described flow signal processor, described pressure signal processor and described image acquisition device are all electrically connected with described data collection processor, and described flow signal processor and described pressure signal processor are all electrically connected with described experiment implementation system.
Present invention also offers and a kind ofly measure the experimental technique of water filling gas injection on the impact of oil reservoir development, wherein, described measurement water filling gas injection is implemented the experimental facilities of the impact of oil reservoir development by measurement water filling gas injection as above the experimental technique of the impact of oil reservoir development, and the experimental technique of described measurement water filling gas injection on the impact of oil reservoir development comprises:
Step S101: select penetrate out segment length be the well model of a as Injection Well and producing well, then fill out in experimental box and put sand body and carry out compacting, displacement in flooding is carried out to the sand body in described experimental box, obtain first group of displacement in flooding data;
Step S102: then, sand body in described experimental box is taken out, selecting and penetrating out segment length is that the well model of b is as described Injection Well and described producing well, and again fill out in described experimental box and put sand body and carry out compacting, displacement in flooding is carried out to the sand body in described experimental box, obtains second group of displacement in flooding data;
Step S103: according to described first group of displacement in flooding data and described second group of displacement in flooding data, obtain the comparing result of described first group of displacement in flooding data and described second group of displacement in flooding data.
Measurement water filling gas injection as above is on the experimental technique of the impact of oil reservoir development, and wherein, described step S101 comprises:
Selecting and penetrating out segment length is that the well model of a is assembled as described Injection Well and described producing well and described experimental box, make the perforation penetrating out section of the perforation penetrating out section of described Injection Well and described producing well all towards the central authorities of described experimental box, then sand body is filled out and to put to described experimental box and to carry out compacting;
Then, injected system is made to carry out first group of displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain first group of pressure data and first group of data on flows, and send the described first group of pressure data detected and described first group of data on flows to detecting processing system;
Make described detecting processing system in the process of first group of displacement in flooding, gather the modified-image of the sand body in described experimental box, obtain first group of view data, in conjunction with described first group of view data, described first group of pressure data and described first group of data on flows, obtain described first group of displacement in flooding data.
Measurement water filling gas injection as above is on the experimental technique of the impact of oil reservoir development, and wherein, described step S102 comprises:
Sand body in described experimental box is taken out, and be that the well model of a is pulled down from experimental box by penetrating out segment length, then selecting and penetrating out segment length is that the well model of b is assembled as described Injection Well and described producing well and described experimental box, and again fills out in experimental box and put sand body and carry out compacting;
Then, injected system is made to carry out second group of displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain second group of pressure data and second group of data on flows, and send the described second group of pressure data detected and described second group of data on flows to detecting processing system;
Make described detecting processing system in the process of second group of displacement in flooding, gather the modified-image of the sand body in described experimental box, obtain second group of view data, in conjunction with described second group of view data, described second group of pressure data and described second group of data on flows, obtain described second group of displacement in flooding data.
Present invention also offers and a kind ofly measure the experimental technique of water filling gas injection on the impact of oil reservoir development, wherein, described measurement water filling gas injection is implemented the experimental facilities of the impact of oil reservoir development by measurement water filling gas injection as above the experimental technique of the impact of oil reservoir development, and the experimental technique of described measurement water filling gas injection on the impact of oil reservoir development comprises:
Step S201: select penetrate out segment length be the well model of c as Injection Well and producing well, then fill out in experimental box and put sand body and carry out compacting, displacement is carried out to the sand body in described experimental box, obtains displacement in flooding data;
Step S202: then, sand body in described experimental box is taken out, still selecting and penetrating out segment length is that the well model of c is as Injection Well and producing well, and again fill out in described experimental box and put sand body and carry out compacting, first displacement in flooding is carried out to the sand body in described experimental box, then stop displacement in flooding and start gas injection displacement, obtaining water-air two-phase flow displacement data;
Step S203: according to described displacement in flooding data and described water-air two-phase flow displacement data, obtain the comparing result of described displacement in flooding data and described water-air two-phase flow displacement data.
Measurement water filling gas injection as above is on the experimental technique of the impact of oil reservoir development, and wherein, described step S201 comprises;
Selecting and penetrating out segment length is that the well model of c is assembled as described Injection Well and described producing well and described experimental box, make the perforation penetrating out section of the perforation penetrating out section of described Injection Well and described producing well all towards the central authorities of described experimental box, then sand body is filled out and to put to described experimental box and to carry out compacting;
Then, injected system is made to carry out displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain first group of pressure data and first group of data on flows, and send the described first group of pressure data detected and described first group of data on flows to detecting processing system;
Described detecting processing system gathers the modified-image of the sand body in described experimental box in the process of displacement in flooding, obtain first group of view data, in conjunction with described first group of view data, described first group of pressure data and described first group of data on flows, obtain described displacement in flooding data.
Measurement water filling gas injection as above is on the experimental technique of the impact of oil reservoir development, and wherein, described step S202 comprises;
Taken out by sand body in described experimental box, still selecting and penetrating out segment length is that the well model of c is assembled as described Injection Well and described producing well and described experimental box;
Then, injected system is made to carry out displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain displacement in flooding section data on flows and displacement in flooding section pressure data, and send described displacement in flooding section data on flows and described displacement in flooding section pressure data to detecting processing system; Then, described injected system is made to stop carrying out displacement in flooding to the sand body in described experimental box, and start to carry out gas injection displacement to the sand body in described experimental box, take into account each described pressure meter by each described flow in described experiment implementation system and to detect in described experiment implementation system flow everywhere and pressure, obtain gas injection displacement section pressure data and gas injection displacement section data on flows, and send the described gas injection displacement section pressure data detected and described gas injection displacement section data on flows to described detecting processing system;
Make described detecting processing system in the process of displacement in flooding and gas injection displacement, gather the modified-image of the sand body in described experimental box, obtain second group of view data, in conjunction with described second group of view data, described displacement in flooding section pressure data, described displacement in flooding section data on flows, described gas injection displacement section pressure data and described gas injection displacement section data on flows, obtain described water-air two-phase flow displacement data.
Compared with prior art, advantage of the present invention is as follows:
1, measurement water filling gas injection provided by the invention on the experimental facilities of the impact of oil reservoir development by a sidewall of experimental box is set to transparent side wall energy for staff observe intuitively fluid dynamically and flow process it is analyzed, contribute to staff and more accurately understand different water filling gas injection conditions to the impact of oil reservoir development.
2, measurement water filling gas injection provided by the invention is all can the inside of loading test case removably on the Injection Well in the experimental facilities of the impact of oil reservoir development and producing well, in experimentation, the well model that difference penetrates out segment length can be had carry out displacement in flooding as Injection Well and producing well by changing, understand when diverse location carries out water filling with this, gravity is on the impact of displacement in flooding and oil reservoir development; Or can also when keep well model penetrate out segment length constant adopt displacement in flooding and water filling gas injection to replace displacement respectively, understand the impact of different displacement mode on oil reservoir development with this.
3, measurement water filling gas injection provided by the invention is realized the experimental facilities of the impact of oil reservoir development by measurement water filling gas injection provided by the invention the experimental technique of the impact of oil reservoir development, by selecting the well model of different length to change location of water injection and to carry out displacement in flooding, time then identical on location of water injection according to the data combining image that records, the impact of gravity on displacement in flooding and oil reservoir development is studied; Or can also by selecting the well model of same length and carrying out displacement in flooding respectively and water filling gas injection replaces displacement, then according to detect the data combining image obtained not identical on displacement mode time the impact of oil reservoir development is studied; Can simulate oil reservoir and displacement mode more accurately, and the dynamic of fluid is observed in combination and flow process measures the impact of displacement mode on oil reservoir development more accurately.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein:
Fig. 1 is that the present invention measures the structural representation of water filling gas injection on the experimental facilities of the impact of oil reservoir development;
Fig. 2 is that the present invention measures the structural representation of water filling gas injection on the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 3 is that the present invention measures water filling gas injection another structural representation on the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 4 is that the present invention measures the front view of water filling gas injection on the main body of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 5 A is that the present invention measures the structural representation of water filling gas injection on the transparent panel of the observation port of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 5 B is that the present invention measures the front view that press-fit part of water filling gas injection on the observation port of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 5 C is that the present invention measures the rear elevation that press-fit part of water filling gas injection on the observation port of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 5 D is that the present invention measures the structural representation of water filling gas injection on the seal washer of the observation port of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 5 E is that the present invention measures the structural representation of water filling gas injection on the glass seal of the observation port of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 6 is that the present invention measures the rear elevation of water filling gas injection on the main body of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 7 A is that the present invention measures the front view of water filling gas injection on the seal cover of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 7 B is that the present invention measures the rear elevation of water filling gas injection on the seal cover of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 7 C is that the present invention measures the upward view of water filling gas injection on the seal cover of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 7 D is that the present invention measures the structural representation of water filling gas injection on the seal washer of the seal cover of the experimental box of the experimental facilities of the impact of oil reservoir development;
Fig. 8 is that the present invention measures the structural representation of water filling gas injection on the well model of the Injection Well of the experimental facilities of the impact of oil reservoir development and producing well;
Fig. 9 is that the present invention measures the longitudinal section view of penetrating open section of water filling gas injection on the well model of the Injection Well of the experimental facilities of the impact of oil reservoir development and producing well;
Figure 10 A, Figure 10 B, Figure 10 C, Figure 10 D, Figure 10 E and Figure 10 F are that the present invention measures water filling gas injection and has the different well models penetrating out segment length to the experimental facilities of the impact of oil reservoir development respectively;
Figure 11 is that the present invention measures the flow chart of water filling gas injection on the test method of the impact of oil reservoir development;
Figure 12 is that the present invention's another kind measures water filling gas injection to the flow chart of the test method of the impact of oil reservoir development.
Drawing reference numeral illustrates:
1 injected system 11 water tank
12 water injection pipe 121 water pumps
122 water flow pressure table 123 water flow control valves
124 intermediate receptacle 125 current injection valves
13 gasholder 14 air injection pipe
141 air tank pressure gauge 142 pressure-control valves
143 gas gauge 144 gas inject valves
2 experiment implementation system 21 experimental boxs
211 main body 2111 Injection Well sockets
2112 producing well socket 212 observation ports
2121 transparent panels 2122 press-fit part
2123 seal washer 2124 seal washers
213 seal cover 2131 scarfing units
2132 seal washer 214 pressing mechanisms
22 first Injection Well 22 ＇ second Injection Wells
221 penetrate out section 2211 perforation
222 close segments 23 first producing wells
23 ＇ second producing well 24 oily-water seperating equipments
241 first oil water separator 242 second oil water separators
243 water tumbler 244 lubricating cups
245 first produce pipe 2,451 first produces valve
246 second produce pipe 2,461 second produces valve
247 outlet pipe 2471 water ga(u)ges
248 flowline 2481 oil flowmeters
25 filling main 251 injection pressure tables
252 injection control valve 26 first ascending pipes
261 first inject flow meter 27 second ascending pipe
271 second inject flow meter 28 return-pressure structure
281 back pressure pipe 282 back pressure tables
283 back pressure Open valve 284 backpressure pumps
3 detecting processing system 31 flow signal processors
32 pressure signal processor 33 image acquisition devices
34 data collection processors
Detailed description of the invention
In order to have clearer understanding to technical scheme of the present invention, object and effect, existing accompanying drawings the specific embodiment of the present invention.
Embodiment one
As shown in Figure 1, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, measure the experimental facilities of water filling gas injection on the impact of oil reservoir development and comprise injected system 1, experiment implementation system 2 and detecting processing system 3, injected system 1 is communicated with experiment implementation system 2, and detecting processing system 3 is electrically connected with experiment implementation system 2; The present invention adopts multiple different mode to carry out displacement to simulating oil deposit by injected system 1 and experiment implementation system 2, measures the displacement mode of the various dissimilar oil reservoir being applicable to have various structure thus.When testing, injected system 1 pair of simulating oil deposit carries out displacement in flooding or gas injection displacement or water filling gas injection and replaces displacement, experiment implementation system 2 provides displacement space for simulating oil deposit and oil water mixture displacement from simulating oil deposit gone out is separated and collects, detecting processing system 3 is to the pressure injected, flow and oil production etc. are added up, combine the dynamic change image of simulating oil deposit in displacement process collected simultaneously, measure the impact of different displacement mode on dissimilar oil reservoir development, so that staff selects suitable displacement mode for dissimilar oil reservoir.
Experiment implementation system 2 comprises experimental box 21, Injection Well, producing well and oily-water seperating equipment 24, Injection Well and producing well are inserted into the inside of experimental box 21 by the end face of experimental box 21, Injection Well is communicated with injected system 1, producing well is communicated with oily-water seperating equipment 24, the inside of experimental box 21 is equiped with sand body (simulating oil deposit), wherein, sand body is oil sand body (oilsandbody), in lithological pool, oil sand body is the minimum oil-containing unit of oilbearing stratum, is also the most base unit controlling oil, water sport.In experimentation, water in injected system 1 or gas enter into the inside of experimental box 21 by Injection Well and carry out displacement to sand body, are entered producing well and flow to oily-water seperating equipment 24 from producing well to carry out being separated and collecting respectively from sand body by displacement oil water mixture out.One sidewall of experimental box 21 is transparent sidewall, another sidewall of the experimental box 21 relative with transparent sidewall is provided with can to the pressing mechanism 214 of the internal pressurization of experimental box 21, pressing mechanism 214 is hydraulic piston mechanism, compacting can be carried out to the sand body in experimental box 21 by pressing mechanism 214, with oil reservoir under simulation well by the situation of surrounding rock compacting, the pressure that sand body and down-hole oil reservoir are subject to is consistent substantially, and sand body can be made stressed more even, sealing effectiveness is better, to make measurement result of the present invention more accurate.
Further, as Fig. 2 ~ Fig. 4, Fig. 5 A ~ Fig. 5 E, shown in Fig. 6 and Fig. 7 A ~ Fig. 7 D, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, experimental box 21 comprises main body 211, observation port 212 and seal cover 213, the both sides of main body 211 are all opening-like, the both-side opening of the capping main body 211 of observation port 212 and the dismounting of seal cover 213 difference energy, experimental box 21 in use, can dismantle observation port 212, the opening can opening main body 211 side by dismounting seal cover 213 when needing dress to get sand body realizes, before the experiments sand body is installed in the inside of main body 211, and seal cover 213 and main body 211 are sealed installation, then compacting is carried out by the sand body in pressing mechanism 214 pairs of experimental boxs 21,
Wherein, as shown in Fig. 5 A ~ Fig. 5 C, observation port 212 comprises transparent panel 2121, press-fit part 2122 and bolt, the opening of the side of transparent panel 2121 main body covered 211, transparent panel 2121 is made for organic glass, or transparent panel 2121 can also have higher clarity by other and the transparent material with high voltage performance is made, the present invention is not as limit, press-fiting part 2122 is fitted on transparent panel 2121, press-fit part 2122 for rectangular box-like structure, after observation port 212 and main body 211 have been assembled, the inside edge of rectangular box-like structure covers the periphery of compressing transparent panel 2121, and the outer ledge press-fiting part 2122 (rectangular box-like structure) is connected with main body 211 by bolt, make to press-fit part 2122 and jointly clamp transparent panel 2121 with main body 211, wherein rectangular frame-shaped structure press-fit that part 2122 is recessed towards the internal edge place of a side surface of transparent panel 2121 is formed with installation step, transparent panel 2121 is arranged on installation step, and transparent panel 2121 is after being installed on installation step, transparent panel 2121 slightly protrudes from towards the surface of the side of main body 211 surface press-fiting part 2122, can respectively from the both sides held tight transparent panel 2121 of transparent panel 2121 when part 2122 and main body 211 are bolted to make to press-fit, and there will not be press-fit part 2122 and main body 211 compact siro spinning technology after transparent panel 2121 can produce the situation of rocking between, it should be noted that, installation step also can be formed in the opening part of main body 211, the present invention is not as limit, for ensureing transparent panel 2121 uniform force, multiple equally distributed bolt should be set press-fiting between the outward flange of part 2122 and main body 211, avoid occurring that the situation of impaired cracking occurs due to transparent panel 2121 unbalance stress.
In addition, as shown in Fig. 7 A ~ Fig. 7 C, seal cover 213 comprises lid and is convexly equipped in the scarfing unit 2131 on the surface, side of lid, scarfing unit 2131 can insert the inside of main body 211 and the contact internal walls of main body 211, contact area between seal cover 213 and main body 211 can be increased by arranging scarfing unit 2131, improve the sealing between seal cover 213 and main body 211, and the edge of lid is connected with main body 211 by bolt, pressing mechanism 214 is installed in the opposite side of lid on the surface, lid is provided with the through hole for installing pressing mechanism 214, pressing mechanism 214 to be installed on seal cover 213 by through hole and by through hole to main body 211 internal pressurization.
Further, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, between transparent panel 2121 and main body 211, transparent panel 2121 and press-fit between part 2122, seal washer is equipped with between the edge of lid and main body 211 and between the sidewall of scarfing unit 2131 and the inwall of main body 211, wherein, seal washer 2123 (see Fig. 5 D) between transparent panel 2121 and main body 211, seal washer between the edge of lid and main body 211 and the seal washer between the inwall of scarfing unit 2131 and main body 211 are for sealing the opening of main body 211 both sides, prevent experimental box 21 in experimentation from occurring leaking, seal washer wherein between the edge of lid and main body 211 and the seal washer between the inwall of scarfing unit 2131 and main body 211 can be two independently seal washer (see Fig. 7 C) also can be an overall seal washer 2132 (see Fig. 7 D), and be fitted between main body 211 and seal cover 213 in the mode of distortion.And be located at transparent panel 2121 and press-fit the seal washer 2124 (see Fig. 5 E) between part 2122, its Main Function is not sealing, but prevents the surface press-fiting part 2122 pairs of transparent panels 2121 from causing wearing and tearing.It should be noted that the seal washer that the present invention is arranged can be all rubber ring everywhere, or also can be that other have good elasticity and the seal of sealing effectiveness.
Further, as shown in Fig. 8 ~ Fig. 9 and Figure 10 A ~ Figure 10 F, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, Injection Well and producing well are the well model comprising and penetrate out section 221 and close segments 222, the inside penetrating out the equal loading test case 21 of section 221 penetrating out section 221 and producing well of Injection Well, the close segments 222 of Injection Well and the close segments 222 of the producing well outside being positioned at experimental box 21 all at least partially, wherein, close segments 222 can be positioned at the outside of experimental box completely, when needing to carry out injecting at the sand body of the bottom being positioned at experimental box 21 and do not inject the sand body on its top, the well model that close segments 221 is longer can be selected, a part of carried as side-arm section of opening 221 of close segments is together inserted in experimental box 21, make to penetrate out the bottom that section 222 aims at sand body, and close segments 221 aims at the top of sand body, so can realize only carrying out water filling or gas injection to the bottom of sand body, the length of penetrating out section 221 of penetrating out section 221 and producing well of Injection Well is all less than or equal to the thickness of sand body, when carrying out one group of displacement test, Injection Well penetrate out section 221 and producing well to penetrate out section 221 length identical, namely Injection Well and producing well all select to have the same well model penetrating out section 221 length, then used from the upper one group of displacement test different well model of section 221 length of penetrating out can be selected to start another as Injection Well and producing well and organize displacement test, the displacement mode that the type determining to test sand body used by contrast is suitable for.Along the circumference of well model, multiple perforation 2211 running through the sidewall of well model is offered penetrating out in section 221 on the quadrant of the longitudinal centre line of experimental box 21, namely penetrate out in section 221 and offer multiple perforation 2211 running through its sidewall, and multi-openings 2211 all concentrates on (in I region in Fig. 9) within the scope of the circular arc of 1/4th of the radial direction of penetrating out section 221, form 1/4th and penetrate out.In an experiment, sand body is aimed in the region (in I region in Fig. 9) will with perforation 2211, will not be provided with the inwall of region towards experimental box 21 of perforation 2211, so arranges the inwall that effectively can reduce experimental box 21 to testing the harmful effect caused.As Figure 10 A ~ Figure 10 F, for penetrating out each unequal multiple well model of section 221 length, in an experiment, staff can select to have the suitable well model penetrating out section 221 length according to the actual conditions of sand body and test, the well model penetrating out section 221 length by taking to have difference is tested respectively, the oil reservoir of simulating different opening degree with this is in water filling gas injection process, the impact effect of gravity, simultaneously particular design well model penetrate evolution formula, greatly reduce the impact on border, more close to actual conditions.
Further, as shown in FIG. 1 to 3, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, Injection Well and producing well are equipped with two, be respectively the first Injection Well 22, second Injection Well 22 ＇, first producing well 23 and the second producing well 23 ＇, the end face of experimental box 21 offers two Injection Well sockets 2111 and two producing well sockets 2112, two Injection Well sockets 2111 and two producing well sockets 2112 lay respectively at four angles place of the end face of experimental box 21, make Injection Well and producing well by after the Injection Well socket 2111 of correspondence and producing well socket 2112 loading test case 21, sand body as much as possiblely can be positioned at the region that Injection Well and producing well are provided with perforation 2211, namely, Injection Well and producing well is made not to be provided with the region of perforation 2211 as much as possible near the inwall of experimental box 21, and two Injection Well sockets 2111 are positioned on a diagonal of the end face of experimental box 21, two producing well sockets 2112 are positioned on another diagonal of the end face of experimental box 21, first Injection Well 22 and the second Injection Well 22 ＇ run through two Injection Well sockets 2111 respectively and stretch in experimental box 21, and the first producing well 23 and the second producing well 23 ＇ run through two producing well sockets 2112 respectively stretches in experimental box 21.Two Injection Wells run through two Injection Well sockets 2111 respectively and two producing wells run through two producing well sockets 2112 respectively stretches in experimental box 21, when water filling or gas injection, the water of injection experiments case 21 or natural gas penetrate relatively from two angles be positioned at same diagonal of experimental box 21, and converge at another diagonal place of experimental box 21, due to the distance between the position that the distance of two Injection Wells and another diagonal center is less than two Injection Wells and another cornerwise two ends, therefore first the water penetrated by two Injection Wells or natural gas converge at another cornerwise center position and flow to another cornerwise two ends, be conducive to carrying out comprehensive displacement to sand body, improve production efficiency.
Further, as shown in Figure 1, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, be communicated with by filling main 25 between injected system 1 with experiment implementation system 2, the first end of filling main 25 is communicated with injected system 1, second end of filling main 25 is communicated with the second ascending pipe 27 with the first ascending pipe 26 respectively, wherein filling main 25 and the first ascending pipe 26 are be communicated with by three way cock with the second ascending pipe 27, first ascending pipe 26 is communicated with the first Injection Well 22, and the second ascending pipe 27 is communicated with the second Injection Well 22 ＇; When testing, water in injected system 1 or natural gas enter the inside of filling main 25 by the first end of filling main 25, then shunted by the second end of filling main 25 and enter the first ascending pipe 26 and the second ascending pipe 27, finally arrive the first Injection Well 22 from the first ascending pipe 26 and enter to arrive the second Injection Well 22 ＇ and enter experimental box 21 experimental box 21 and from the second ascending pipe 27 and displacement is carried out to the sand body in experimental box 21.
Filling main 25 is provided with injection pressure table 251 and injection control valve 252, injection pressure table 251 detects the pressure needing water in injection experiments implementation system 2 or natural gas, open injection control valve 252 when pressure reaches preset range and carry out injection displacement, injection pressure table 251 is near the first end of filling main 25, injection control valve 252 is near the second end of filling main 25, so effectively ensure that pressure just carries out injection displacement by Open valve when reaching preset range, just carry out when avoiding occurring hypertonia or insufficient pressure inject displacement and affect Flooding Efficiency situation occur, injection pressure table 251 is electrically connected with detecting processing system 3 thus sends the force value detected to detecting processing system 3 and be used in the analytical calculation in later stage,
First ascending pipe 26 is provided with the first injection flow meter 261, second ascending pipe 27 is provided with the second injection flow meter 271, first injects the flow of flow meter 261 for the water or natural gas that detect the first ascending pipe 26, second injects the flow of flow meter 271 for the water or natural gas that detect the second ascending pipe 27, first injection flow meter 261 and second injects flow meter 271 and is all electrically connected with detecting processing system 3, thus send the flow in the first ascending pipe 26 detected and the second ascending pipe 27 to detecting processing system 3, the pressure of data to filling main 25 that staff can be detected by the first injection flow meter 261 and the second injection flow meter 271 adjusts, and in conjunction with the flow of the oil of output and the flow analysis injection pressure of water on the impact of displacement.
Further, as shown in Figure 1, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, oily-water seperating equipment 24 comprises the first oil water separator 241, second oil water separator 242, water tumbler 243 and lubricating cup 244, first oil water separator 241 is produced pipe 245 by first and is communicated with the first producing well 23, second oil water separator 242 is produced pipe 246 by second and is communicated with the second producing well 23 ＇, in experimental box 21, the oil water mixture at displacement to the first producing well 23 place is produced pipe 245 from the first producing well 23 by first and is flow to the first oil water separator 241 and be separated, and the oil water mixture at displacement to the second producing well 23 ＇ place is produced pipe 246 by second and is flow to the second oil water separator 242 and be separated, first produces pipe 245 is provided with the first production valve 2451, second produces pipe 246 is provided with the second production valve 2461, staff can select unlatching first producing well 23 valve flexibly and close the second producing well 23 ＇ valve, close the first producing well 23 valve and open the second producing well 23 ＇ valve or open simultaneously the first producing well 23 valve and the second producing well 23 ＇ valve three kinds of modes to oil water mixture in experimental box 21 dynamically and flow direction carry out collection analysis, and according to analysis result, displacement mode to be optimized.
The outlet pipe 247 of the first oil water separator 241 is all communicated with water tumbler 243 with the outlet pipe 247 of the second oil water separator 242, the flowline 248 of the first oil water separator 241 is all communicated with lubricating cup 244 with the flowline 248 of the second oil water separator 242, the oil water mixture be separated is carried out by the first oil water separator 241 and the second oil water separator 242, the oil separated arrives lubricating cup 244 respectively by the flowline 248 of the first oil water separator 241 and the flowline 248 of the second oil water separator 242, and the water separated arrives water tumbler 243 respectively by the outlet pipe 247 of the first oil water separator 241 and the outlet pipe 247 of the second oil water separator 242, water ga(u)ge 2471 is equipped with on the outlet pipe 247 of the first oil water separator 241 and on the outlet pipe 247 of the second oil water separator 242, oil flowmeter 2481 is equipped with on the flowline 248 of the first oil water separator 241 and on the flowline 248 of the second oil water separator 242, two water ga(u)ges 2471 are all electrically connected with detecting processing system 3 with two oil flowmeters 2481, by adopting different injection displacement modes, the oil production of displacement mode and the Classified statistics of aquifer yield is injected in conjunction with corresponding, show that different injection displacement modes is on the impact of oil reservoir development.
As shown in Figure 1, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, experiment implementation system 2 also comprises return-pressure structure 28, return-pressure structure 28 comprises back pressure pipe 281, back pressure table 282, back pressure Open valve 283 and backpressure pump 284, the first end of back pressure pipe 281 is produced pipe 245 and second respectively and is produced pipe 246 and be communicated with first, second end of back pressure pipe 281 is communicated with backpressure pump 284, back pressure table 282 and back pressure Open valve 283 are all located on back pressure pipe 281, and back pressure Open valve 283 is between back pressure table 282 and backpressure pump 284, back pressure table 282 is electrically connected with detecting processing system 3, the data of back pressure table 282 carry out signal conversion and real-time detection record by detecting processing system 3,
Back pressure pipe 281 and the first connectivity points of producing pipe 245 are produced between valve 2451 at the first producing well 23 and first, and the connectivity points of back pressure pipe 281 and the second producing well 23 ＇ is produced pipe 246 and second second and produced between valve 2461.
As shown in Figure 1, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, injected system 1 comprises water injection pipe 12 and air injection pipe 14;
The first end of water injection pipe 12 is communicated with water tank 11, second end of water injection pipe 12 is communicated with the first end of filling main 25, water in water tank 11 flows into water injection pipe 12 from the first end of water injection pipe 12 and flows into filling main 25 from the second end of water injection pipe 12, by the first end of water injection pipe 12 to the direction of the second end of water injection pipe 12, on water injection pipe 12, serial connection is provided with water pump 121 successively, water flow pressure table 122, water flow control valve 123, intermediate receptacle 124 and current injection valve 125, water pump 121 in water tank 11 enters in water injection pipe 12 by water pump 121, pressure in water injection pipe 12 between water flow pressure table 122 pair water pump 121 and water flow control valve 123 detects, staff according to setting injection pressure adjustment water flow control valve 123 aperture thus adjustment water flow control valve 123 and the second end of water injection pipe 12 between water injection pipe 12 in pressure, namely adjust the injection pressure of current, promote the piston movement in intermediate receptacle 124 after current arrive intermediate receptacle 124 and the direction of the water on intermediate receptacle 124 top towards filling main 25 is promoted, the unlatching closing when carrying out gas injection displacement when carrying out displacement in flooding of flowing water injection valve,
The first end of air injection pipe 14 is communicated with gasholder 13, second end of air injection pipe 14 is communicated with the first end of filling main 25, natural gas in gasholder 13 flows into air injection pipe 14 from the first end of air injection pipe 14 and flows into filling main 25 from the second end of air injection pipe 14, by the first end of air injection pipe 14 to the direction of the second end of air injection pipe 14, in air injection pipe 14, serial connection is provided with air tank pressure gauge 141 successively, pressure-control valve 142, gas gauge 143 and gas injection valve 144, air tank pressure gauge 141 is for the pressure in the air injection pipe 14 between detected pressures control valve 142 and gasholder 13, in fact namely detect the pressure in gasholder 13, staff according to setting injection pressure adjustment pressure-control valve 142 aperture thus adjustment pressure-control valve 142 and the second end of air injection pipe 14 between air injection pipe 14 in pressure, namely adjust the injection pressure of natural gas, when the pressure in the air injection pipe 14 that gas gauge 143 detects between pressure-control valve 142 and the second end of air injection pipe 14 reaches setting range, gas inject valve 144 can be opened and carry out gas injection, gas inject valve 144 opens when carrying out gas injection displacement and cuts out when displacement in flooding.
As shown in Figure 1, the invention provides and a kind ofly measure the experimental facilities of water filling gas injection on the impact of oil reservoir development, wherein, detecting processing system 3 comprises flow signal processor 31, pressure signal processor 32, image acquisition device 33 and data collection processor 34, flow signal processor 31, pressure signal processor 32 and image acquisition device 33 are all electrically connected with data collection processor 34, and flow signal processor 31 and pressure signal processor 32 are all electrically connected with experiment implementation system 2.Flow signal processor 31 can detect the data of flow meter everywhere in the present invention, signal is changed and imports data collection processor 34 into, pressure signal processor 32 can detect manometric data everywhere in the present invention, signal is changed and imports data collection processor 34 into, and data collection processor 34 carries out analyzing according to the data on flows detected, pressure data and view data and draws the impact of different displacement modes on oil reservoir development.That is, the present invention is by adopting the mode of Real-Time Monitoring record pressure, flow and image, can carry out the experimental analysis in later stage accurately.
Measurement water filling gas injection provided by the invention on the experimental facilities of the impact of oil reservoir development in use, at least needs to carry out three groups of simulated experiments, wherein:
During first group of simulated experiment, selecting and penetrating out section 221 length is that the well model of a is as Injection Well and producing well, the perforation 2211 penetrating out section 221 of Injection Well and producing well is allowed to aim at sand body, back-up sand is carried out to experimental box 21, compacting is carried out by regulating pressing mechanism 214 pairs of sand bodies, sand body in experimental box 21 is vacuumized, saturated oils.Close gas inject valve 144 and pressure-control valve 142, open water flow control valve 123, current injection valve 125, injection control valve 252, first are produced valve 2451 and second and are produced valve 2461, open back pressure Open valve 283, regulate backpressure pump 284, make the registration of back pressure table 282 reach setting numerical value.Open water pump 121, the flow of setting water pump 121, current are made to enter intermediate receptacle 124 through water pump 121, and the piston movement promoted in intermediate receptacle 124, the water on displacement intermediate receptacle 124 top is through injection pressure table 251, first injection flow meter 261 and the second injection flow meter 271 enter the first Injection Well 22 and the second Injection Well 22 ＇ respectively, oil in displacement sand body flows to the first producing well 23 and the second producing well 23 ＇, the first oil water separator 241 is entered by the oil water mixture that displacement goes out by the first producing well 23, oil water mixture is through being separated, oil enters lubricating cup 244 by the flowline 248 of the first oil water separator 241, water enters water tumbler 243 by the outlet pipe 247 of the first oil water separator 241, the second oil water separator 242 is entered by the oil water mixture that displacement goes out by the second producing well 23 ＇, oil water mixture is through being separated, oil enters lubricating cup 244 by the flowline 248 of the second oil water separator 242, and water enters water tumbler 243 by the outlet pipe 247 of the second oil water separator 242.The pressure data of injection pressure table 251 and back pressure table 282 carries out signal conversion by pressure signal processor 32, finally imports data collection processor 34 into and carries out Real-Time Monitoring record; First data on flows injecting flow meter 261, second injection flow meter 271, each water ga(u)ge 2471 and each oil flowmeter 2481 carries out signal conversion by flow signal processor 31, finally imports data collection processor 34 into and carries out Real-Time Monitoring record; In experimentation, image acquisition device 33 carries out real-time recording by observation port 212 pairs of displacement in flooding processes, and recording signal is synchronized to data collection processor 34.
During second group of simulated experiment, selecting and penetrating out section 221 length is that (b is not equal to well model a) as Injection Well and producing well to b, the perforation 2211 penetrating out section 221 of Injection Well and producing well is allowed to aim at sand body, back-up sand is carried out to experimental box 21, compacting is carried out by regulating pressing mechanism 214 pairs of sand bodies, sand body in experimental box 21 is vacuumized, saturated oils.Close gas inject valve 144 and pressure-control valve 142, open water flow control valve 123, current injection valve 125, injection control valve 252, first are produced valve 2451 and second and are produced valve 2461, open back pressure Open valve 283, regulate backpressure pump 284, make the registration of back pressure table 282 reach setting numerical value.Open water pump 121, the flow of setting water pump 121, current are made to enter intermediate receptacle 124 through water pump 121, and the piston movement promoted in intermediate receptacle 124, the water on displacement intermediate receptacle 124 top is through injection pressure table 251, first injection flow meter 261 and the second injection flow meter 271 enter the first Injection Well 22 and the second Injection Well 22 ＇ respectively, oil in displacement sand body flows to the first producing well 23 and the second producing well 23 ＇, the first oil water separator 241 is entered by the oil water mixture that displacement goes out by the first producing well 23, oil water mixture is through being separated, oil enters lubricating cup 244 by the flowline 248 of the first oil water separator 241, water enters water tumbler 243 by the outlet pipe 247 of the first oil water separator 241, the second oil water separator 242 is entered by the oil water mixture that displacement goes out by the second producing well 23 ＇, oil water mixture is through being separated, oil enters lubricating cup 244 by the flowline 248 of the second oil water separator 242, and water enters water tumbler 243 by the outlet pipe 247 of the second oil water separator 242.The pressure data of injection pressure table 251 and back pressure table 282 carries out signal conversion by pressure signal processor 32, finally imports data collection processor 34 into and carries out Real-Time Monitoring record; First data on flows injecting flow meter 261, second injection flow meter 271, each water ga(u)ge 2471 and each oil flowmeter 2481 carries out signal conversion by flow signal processor 31, finally imports data collection processor 34 into and carries out Real-Time Monitoring record; In experimentation, image acquisition device 33 carries out real-time recording by observation port 212 pairs of displacement in flooding processes, and recording signal is synchronized to data collection processor 34.
During the 3rd group of simulated experiment, still selecting and penetrating out section 221 length is that (b is not equal to well model a) as Injection Well and producing well to b, the perforation 2211 penetrating out section 221 of Injection Well and producing well is allowed to aim at sand body, back-up sand is carried out to experimental box 21, compacting is carried out by regulating pressing mechanism 214 pairs of sand bodies, sand body in experimental box 21 is vacuumized, saturated oils.Close gas inject valve 144 and pressure-control valve 142, open water flow control valve 123, current injection valve 125, injection control valve 252, first are produced valve 2451 and second and are produced valve 2461, open back pressure Open valve 283, regulate backpressure pump 284, make the registration of back pressure table 282 reach setting numerical value.Open water pump 121, the flow of setting water pump 121, current are made to enter intermediate receptacle 124 through water pump 121, and the piston movement promoted in intermediate receptacle 124, the water on displacement intermediate receptacle 124 top enters the first Injection Well 22 and the second Injection Well 22 ＇ respectively through injection pressure table 251, the first injection flow meter 261 and the second injection flow meter 271, and the oil in displacement sand body flows to the first producing well 23 and the second producing well 23 ＇; After a period of time is carried out in displacement, regulate pressure-control valve 142, the registration of air tank pressure gauge 141 is made to reach setting pressure, switch off the pump 121 in turn, current injection valve 125 and water flow control valve 123, open gas inject valve 144, make natural gas enter the first Injection Well 22 and the second Injection Well 22 ＇ respectively through the first injection flow meter 261 and the second injection flow meter 271, displacement is carried out to the oil water mixture in experimental box 21; The first oil water separator 241 is entered by the oil water mixture that displacement goes out by the first producing well 23, oil water mixture is through being separated, oil enters lubricating cup 244 by the flowline 248 of the first oil water separator 241, and water enters water tumbler 243 by the outlet pipe 247 of the first oil water separator 241; The second oil water separator 242 is entered by the oil water mixture that displacement goes out by the second producing well 23 ＇, oil water mixture is through being separated, oil enters lubricating cup 244 by the flowline 248 of the second oil water separator 242, and water enters water tumbler 243 by the outlet pipe 247 of the second oil water separator 242.The pressure data of injection pressure table 251 and back pressure table 282 carries out signal conversion by pressure signal processor 32, finally imports data collection processor 34 into and carries out Real-Time Monitoring record; First data on flows injecting flow meter 261, second injection flow meter 271, each water ga(u)ge 2471 and each oil flowmeter 2481 carries out signal conversion by flow signal processor 31, finally imports data collection processor 34 into and carries out Real-Time Monitoring record; In experimentation, image acquisition device 33 replaces displacement process by observation port 212 pairs of water filling gas injections and carries out real-time recording, and recording signal is synchronized to data collection processor 34.
By contrasting the experimental result that above-mentioned first group of simulated experiment and second group of simulated experiment obtain, can obtain hiding for heat-bodied oil, under displacement in flooding working condition, when injecting diverse location, Action of Gravity Field is on the impact of displacement in flooding;
By contrasting above-mentioned second group of simulated experiment and the 3rd group of experimental result that simulated experiment obtains, displacement in flooding can be obtained and water filling gas injection replaces the impact of displacement effect on oil reservoir development, optimizing applicable displacement mode.
Measurement water filling gas injection provided by the invention on the experimental facilities of the impact of oil reservoir development by a sidewall of experimental box is set to transparent side wall energy for staff observe intuitively fluid dynamically and flow process it is analyzed, contribute to staff and more accurately understand different water filling gas injection conditions to the impact of oil reservoir development.Simultaneously, measurement water filling gas injection provided by the invention is all can the inside of loading test case removably on the Injection Well in the experimental facilities of the impact of oil reservoir development and producing well, in experimentation, the well model that difference penetrates out segment length can be had carry out displacement in flooding as Injection Well and producing well by changing, understand when diverse location carries out water filling with this, gravity is on the impact of displacement in flooding and oil reservoir development; Or can also when keep well model penetrate out segment length constant adopt displacement in flooding and water filling gas injection to replace displacement respectively, understand the impact of different displacement mode on oil reservoir development with this; Can the impact effect of gravity in simulating oil deposit water filling gas injection and water-air two-phase flow development process on the experimental facilities of the impact of oil reservoir development by measurement water filling gas injection provided by the invention.Effective exploitation for actual oil reservoir provides strong support.Efficient transformation well type and well length can also carry out multiple contrastive study in addition, use widely.
Embodiment two
As shown in figure 11, present invention also offers and a kind ofly measure the experimental technique of water filling gas injection on the impact of oil reservoir development, wherein, measuring water filling gas injection adopts the measurement water filling gas injection as described in embodiment one to implement the experimental facilities of the impact of oil reservoir development on the experimental technique of the impact of oil reservoir development, measures the experimental technique of water filling gas injection on the impact of oil reservoir development and comprises:
Step S101: select penetrate out segment length be the well model of a as Injection Well and producing well, then fill out in experimental box and put sand body and carry out compacting, displacement in flooding is carried out to the sand body in experimental box, obtain first group of displacement in flooding data.
Specifically comprise:
Selecting and penetrating out segment length is that the well model of a is assembled as Injection Well and producing well and experimental box, makes the perforation penetrating out section of the perforation penetrating out section of Injection Well and producing well all towards the central authorities of experimental box, is then filled out by sand body and to put to experimental box and to carry out compacting;
Then, injected system is made to carry out first group of displacement in flooding to the sand body in experimental box, each flow in experiment implementation system to take into account in each pressure meter test experience implementation system flow everywhere and pressure, obtain first group of pressure data and first group of data on flows, and send detect first group of pressure data and first group of data on flows to detecting processing system;
Make detecting processing system in the process of first group of displacement in flooding, gather the modified-image of the sand body in experimental box, obtain first group of view data, in conjunction with first group of view data, first group of pressure data and first group of data on flows, obtain first group of displacement in flooding data
Step S102: then, sand body in experimental box is taken out, select penetrate out segment length be the well model of b as Injection Well and producing well, and again fill out in experimental box and put sand body and carry out compacting, displacement in flooding is carried out to the sand body in experimental box, obtains second group of displacement in flooding data.
Specifically comprise:
Taken out by sand body in experimental box, and be that the well model of a is pulled down from experimental box by penetrating out segment length, then selecting and penetrating out segment length is that the well model of b is assembled as Injection Well and producing well and experimental box, and again fills out in experimental box and put sand body and carry out compacting;
Then, injected system is made to carry out second group of displacement in flooding to the sand body in experimental box, each flow in experiment implementation system to take into account in each pressure meter test experience implementation system flow everywhere and pressure, obtain second group of pressure data and second group of data on flows, and send detect second group of pressure data and second group of data on flows to detecting processing system;
Make detecting processing system in the process of second group of displacement in flooding, gather the modified-image of the sand body in experimental box, obtain second group of view data, in conjunction with second group of view data, second group of pressure data and second group of data on flows, obtain second group of displacement in flooding data.
Step S103: according to first group of displacement in flooding data and second group of displacement in flooding data, obtain the comparing result of first group of displacement in flooding data and second group of displacement in flooding data.Such as, contrasted or analyze first group of displacement in flooding data and second group of displacement in flooding data by computer, obtain comparing result or analysis result, to verify the impact of displacement in flooding position on oil reservoir development.
Measurement water filling gas injection provided by the invention is realized the experimental facilities of the impact of oil reservoir development by measurement water filling gas injection provided by the invention the experimental technique of the impact of oil reservoir development, by selecting the well model of different length to change location of water injection and to carry out displacement in flooding, then time not identical on location of water injection according to the data combining image that records, the impact of gravity on displacement in flooding and oil reservoir development is studied, can simulate oil reservoir and displacement mode more accurately, and the dynamic of fluid is observed in combination and flow process measures the impact of displacement mode on oil reservoir development more accurately.
Embodiment three
As shown in figure 12, present invention also offers and a kind ofly measure the experimental technique of water filling gas injection on the impact of oil reservoir development, wherein, measuring water filling gas injection adopts the measurement water filling gas injection as described in embodiment one to implement the experimental facilities of the impact of oil reservoir development on the experimental technique of the impact of oil reservoir development, measures the experimental technique of water filling gas injection on the impact of oil reservoir development and comprises:
Step S201: select penetrate out segment length be the well model of c as Injection Well and producing well, then fill out in experimental box and put sand body and carry out compacting, displacement is carried out to the sand body in experimental box, obtains displacement in flooding data.
Specifically comprise:
Selecting and penetrating out segment length is that the well model of c is assembled as Injection Well and producing well and experimental box, makes the perforation penetrating out section of the perforation penetrating out section of Injection Well and producing well all towards the central authorities of experimental box, is then filled out by sand body and to put to experimental box and to carry out compacting;
Then, injected system is made to carry out displacement in flooding to the sand body in experimental box, each flow in experiment implementation system to take into account in each pressure meter test experience implementation system flow everywhere and pressure, obtain first group of pressure data and first group of data on flows, and send detect first group of pressure data and first group of data on flows to detecting processing system;
Detecting processing system gathers the modified-image of the sand body in experimental box in the process of displacement in flooding, obtains first group of view data, in conjunction with first group of view data, first group of pressure data and first group of data on flows, obtains displacement in flooding data.
Step S202: then, sand body in experimental box is taken out, still selecting and penetrating out segment length is that the well model of c is as Injection Well and producing well, and again fill out in experimental box and put sand body and carry out compacting, first displacement in flooding is carried out to the sand body in experimental box, then stop displacement in flooding and start gas injection displacement, obtaining water-air two-phase flow displacement data.
Specifically comprise:
Taken out by sand body in experimental box, still selecting and penetrating out segment length is that the well model of c is assembled as Injection Well and producing well and experimental box;
Then, injected system is made to carry out displacement in flooding to the sand body in experimental box, each flow in experiment implementation system to take into account in each pressure meter test experience implementation system flow everywhere and pressure, obtain displacement in flooding section data on flows and displacement in flooding section pressure data, and send displacement in flooding section data on flows and displacement in flooding section pressure data to detecting processing system; Then, injected system is made to stop carrying out displacement in flooding to the sand body in experimental box, and start to carry out gas injection displacement to the sand body in experimental box, each flow by experiment in implementation system to take into account in each pressure meter test experience implementation system flow everywhere and pressure, obtain gas injection displacement section pressure data and gas injection displacement section data on flows, and send the gas injection displacement section pressure data detected and gas injection displacement section data on flows to detecting processing system;
Make detecting processing system in the process of displacement in flooding and gas injection displacement, gather the modified-image of the sand body in experimental box, obtain second group of view data, in conjunction with second group of view data, displacement in flooding section pressure data, displacement in flooding section data on flows, gas injection displacement section pressure data and gas injection displacement section data on flows, obtain water-air two-phase flow displacement data.
Step S203: according to displacement in flooding data and water-air two-phase flow displacement data, obtain the comparing result of displacement in flooding data and water-air two-phase flow displacement data.Such as, contrasted or analyze displacement in flooding data and water-air two-phase flow displacement data, obtain comparing result or analysis result by computer, to verify that displacement in flooding and steam replace the impact of displacement on oil reservoir development, namely different displacement mode is on the impact of oil reservoir development.
Measurement water filling gas injection provided by the invention is realized the experimental facilities of the impact of oil reservoir development by measurement water filling gas injection provided by the invention the experimental technique of the impact of oil reservoir development, by selecting the well model of same length and carrying out displacement in flooding respectively and water filling gas injection replaces displacement, then according to detect the data combining image obtained not identical on displacement mode time the impact of oil reservoir development is studied; Can simulate oil reservoir and displacement mode more accurately, and the dynamic of fluid is observed in combination and flow process measures the impact of displacement mode on oil reservoir development more accurately.
The foregoing is only the schematic detailed description of the invention of the present invention, and be not used to limit scope of the present invention.Any those of ordinary skill in the art, equivalent variations done under the prerequisite not departing from design of the present invention and principle and amendment, all should belong to the scope of protection of the invention.
Claims (16)
1. measure the experimental facilities of water filling gas injection on the impact of oil reservoir development for one kind, it is characterized in that, the experimental facilities of described measurement water filling gas injection on the impact of oil reservoir development comprises injected system, experiment implementation system and detecting processing system, described injected system is communicated with described experiment implementation system, and described detecting processing system is electrically connected with described experiment implementation system;
Described experiment implementation system comprises experimental box, Injection Well, producing well and oily-water seperating equipment, described Injection Well and described producing well can be inserted into the inside of described experimental box removably by the end face of described experimental box, described Injection Well is communicated with described injected system, described producing well is communicated with described oily-water seperating equipment, the inside of described experimental box is equiped with sand body, one sidewall of described experimental box is transparent sidewall, and another sidewall of the described experimental box relative with described transparent sidewall is provided with can to the pressing mechanism of the internal pressurization of described experimental box.
2. measurement water filling gas injection according to claim 1 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, described experimental box comprises main body, observation port and seal cover, the both sides of described main body are all opening-like, the both-side opening of main body described in the capping of described observation port and the dismounting of described seal cover difference energy;
Described observation port comprises transparent panel, press-fits part and bolt, described transparent panel covers the opening of the side of described main body, describedly press-fit part and be fitted on described transparent panel, and described in press-fit part edge be connected with described main body by described bolt, described in press-fit part and described main body clamps described transparent panel;
Described seal cover comprises lid and is convexly equipped in the scarfing unit on the surface, side of described lid, described scarfing unit can insert the inside of described main body and the contact internal walls of described main body, and the edge of described lid is connected with described main body by bolt, described pressing mechanism is installed in the opposite side of described lid on the surface.
3. measurement water filling gas injection according to claim 2 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, between described transparent panel and described main body, described transparent panel and describedly press-fit between part, be equipped with seal washer between the edge of described lid and described main body and between the sidewall of described scarfing unit and the inwall of described main body.
4. measurement water filling gas injection according to claim 1 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, described Injection Well and described producing well are the well model comprising and penetrate out section and close segments, describedly penetrate out the inside that section inserts described experimental box, the outside being positioned at described experimental box at least partially of described close segments, described length of penetrating out section is less than or equal to the thickness of described sand body, along the circumference of described well model, on the quadrant of the longitudinal centre line of described experimental box, multiple perforation running through the sidewall of described well model is offered described penetrating out in section.
5. the measurement water filling gas injection according to claim 1 or 4 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, described Injection Well comprises the first Injection Well and the second Injection Well, described producing well comprises the first producing well and the second producing well, the end face of described experimental box offers two Injection Well sockets and two producing well sockets, producing well socket described in Injection Well socket and two described in two lays respectively at four angles place of the end face of described experimental box, and Injection Well socket described in two is positioned on a diagonal of the end face of described experimental box, producing well socket described in two is positioned on another diagonal of the end face of described experimental box, described first Injection Well and described second Injection Well run through Injection Well socket described in two respectively and stretch in described experimental box, and described first producing well and described second producing well run through producing well socket described in two respectively stretches in described experimental box.
6. measurement water filling gas injection according to claim 5 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, be communicated with by filling main between described injected system with described experiment implementation system, the first end of described filling main is communicated with described injected system, second end of described filling main is communicated with the second ascending pipe with the first ascending pipe respectively, described first ascending pipe is communicated with described first Injection Well, and described second ascending pipe is communicated with described second Injection Well;
Described filling main is provided with injection pressure table and injection control valve, and described injection pressure table is near the first end of described filling main, and described injection control valve is near the second end of described filling main, and described injection pressure table is electrically connected with described detecting processing system;
Described first ascending pipe is provided with the first injection flow meter, and described second ascending pipe is provided with the second injection flow meter, and described first injection flow meter and described second injects flow meter and is all electrically connected with described detecting processing system.
7. measurement water filling gas injection according to claim 5 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, described oily-water seperating equipment comprises the first oil water separator, the second oil water separator, water tumbler and lubricating cup, described first oil water separator is produced pipe by first and is communicated with described first producing well, described second oil water separator is produced pipe by second and is communicated with described second producing well, described first produces pipe is provided with the first production valve, and described second produces pipe is provided with the second production valve;
The outlet pipe of described first oil water separator is all communicated with described water tumbler with the outlet pipe of described second oil water separator, the flowline of described first oil water separator is all communicated with described lubricating cup with the flowline of described second oil water separator, water ga(u)ge is equipped with on the outlet pipe of described first oil water separator and on the outlet pipe of described second oil water separator, oil flowmeter is equipped with on the flowline of described first oil water separator and on the flowline of described second oil water separator, water ga(u)ge described in two is all electrically connected with described detecting processing system with oil flowmeter described in two.
8. measurement water filling gas injection according to claim 7 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, described experiment implementation system also comprises return-pressure structure, described return-pressure structure comprises back pressure pipe, back pressure table, back pressure Open valve and backpressure pump, the first end of described back pressure pipe is produced with described first respectively to manage and is produced pipe with described second and be communicated with, second end of described back pressure pipe is communicated with described backpressure pump, described back pressure table and described back pressure Open valve are all located on described back pressure pipe, and described back pressure Open valve is between described back pressure table and described backpressure pump, described back pressure table is electrically connected with described detecting processing system,
The connectivity points that pipe produced by described back pressure pipe and described first is produced between valve at described first producing well and described first, and the connectivity points of described back pressure pipe and described second producing well is produced described second and managed and described second to produce between valve.
9. measurement water filling gas injection according to claim 5 is on the experimental facilities of the impact of oil reservoir development, and it is characterized in that, described injected system comprises water injection pipe and air injection pipe;
The first end of described water injection pipe is communicated with water tank, second end of described water injection pipe is communicated with the first end of described filling main, by the first end of described water injection pipe to the direction of the second end of described water injection pipe, on described water injection pipe, serial connection is provided with water pump, water flow pressure table, water flow control valve, intermediate receptacle and current injection valve successively;
The first end of described air injection pipe is communicated with gasholder, second end of described air injection pipe is communicated with the first end of described filling main, by the first end of described air injection pipe to the direction of the second end of described air injection pipe, in described air injection pipe, serial connection is provided with air tank pressure gauge, pressure-control valve, gas gauge and gas injection valve successively.
10. measurement water filling gas injection according to claim 1 is on the experimental facilities of the impact of oil reservoir development, it is characterized in that, described detecting processing system comprises flow signal processor, pressure signal processor, image acquisition device and data collection processor, described flow signal processor, described pressure signal processor and described image acquisition device are all electrically connected with described data collection processor, and described flow signal processor and described pressure signal processor are all electrically connected with described experiment implementation system.
Measure the experimental technique of water filling gas injection on the impact of oil reservoir development for 11. 1 kinds, it is characterized in that, described measurement water filling gas injection is implemented the experimental facilities of the impact of oil reservoir development by the measurement water filling gas injection as described in any one of the claims 1 ~ 10 experimental technique of the impact of oil reservoir development, and the experimental technique of described measurement water filling gas injection on the impact of oil reservoir development comprises:
Step S101: select penetrate out segment length be the well model of a as Injection Well and producing well, then fill out in experimental box and put sand body and carry out compacting, displacement in flooding is carried out to the sand body in described experimental box, obtain first group of displacement in flooding data;
Step S102: then, sand body in described experimental box is taken out, selecting and penetrating out segment length is that the well model of b is as described Injection Well and described producing well, and again fill out in described experimental box and put sand body and carry out compacting, displacement in flooding is carried out to the sand body in described experimental box, obtains second group of displacement in flooding data;
Step S103: according to described first group of displacement in flooding data and described second group of displacement in flooding data, obtain the comparing result of described first group of displacement in flooding data and described second group of displacement in flooding data.
12. measurement water filling gas injections according to claim 11 are on the experimental technique of the impact of oil reservoir development, and it is characterized in that, described step S101 comprises:
Selecting and penetrating out segment length is that the well model of a is assembled as described Injection Well and described producing well and described experimental box, make the perforation penetrating out section of the perforation penetrating out section of described Injection Well and described producing well all towards the central authorities of described experimental box, then sand body is filled out and to put to described experimental box and to carry out compacting;
Then, injected system is made to carry out first group of displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain first group of pressure data and first group of data on flows, and send the described first group of pressure data detected and described first group of data on flows to detecting processing system;
Make described detecting processing system in the process of first group of displacement in flooding, gather the modified-image of the sand body in described experimental box, obtain first group of view data, in conjunction with described first group of view data, described first group of pressure data and described first group of data on flows, obtain described first group of displacement in flooding data.
13. measurement water filling gas injections according to claim 11 are on the experimental technique of the impact of oil reservoir development, and it is characterized in that, described step S102 comprises:
Sand body in described experimental box is taken out, and be that the well model of a is pulled down from experimental box by penetrating out segment length, then selecting and penetrating out segment length is that the well model of b is assembled as described Injection Well and described producing well and described experimental box, and again fills out in experimental box and put sand body and carry out compacting;
Then, injected system is made to carry out second group of displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain second group of pressure data and second group of data on flows, and send the described second group of pressure data detected and described second group of data on flows to detecting processing system;
Make described detecting processing system in the process of second group of displacement in flooding, gather the modified-image of the sand body in described experimental box, obtain second group of view data, in conjunction with described second group of view data, described second group of pressure data and described second group of data on flows, obtain described second group of displacement in flooding data.
Measure the experimental technique of water filling gas injection on the impact of oil reservoir development for 14. 1 kinds, it is characterized in that, described measurement water filling gas injection is implemented the experimental facilities of the impact of oil reservoir development by the measurement water filling gas injection as described in any one of the claims 1 ~ 10 experimental technique of the impact of oil reservoir development, and the experimental technique of described measurement water filling gas injection on the impact of oil reservoir development comprises:
Step S201: select penetrate out segment length be the well model of c as Injection Well and producing well, then fill out in experimental box and put sand body and carry out compacting, displacement is carried out to the sand body in described experimental box, obtains displacement in flooding data;
Step S202: then, sand body in described experimental box is taken out, still selecting and penetrating out segment length is that the well model of c is as Injection Well and producing well, and again fill out in described experimental box and put sand body and carry out compacting, first displacement in flooding is carried out to the sand body in described experimental box, then stop displacement in flooding and start gas injection displacement, obtaining water-air two-phase flow displacement data;
Step S203: according to described displacement in flooding data and described water-air two-phase flow displacement data, obtain the comparing result of described displacement in flooding data and described water-air two-phase flow displacement data.
15. measurement water filling gas injections according to claim 14 are on the experimental technique of the impact of oil reservoir development, and it is characterized in that, described step S201 comprises;
Selecting and penetrating out segment length is that the well model of c is assembled as described Injection Well and described producing well and described experimental box, make the perforation penetrating out section of the perforation penetrating out section of described Injection Well and described producing well all towards the central authorities of described experimental box, then sand body is filled out and to put to described experimental box and to carry out compacting;
Then, injected system is made to carry out displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain first group of pressure data and first group of data on flows, and send the described first group of pressure data detected and described first group of data on flows to detecting processing system;
Described detecting processing system gathers the modified-image of the sand body in described experimental box in the process of displacement in flooding, obtain first group of view data, in conjunction with described first group of view data, described first group of pressure data and described first group of data on flows, obtain described displacement in flooding data.
16. measurement water filling gas injections according to claim 14 are on the experimental technique of the impact of oil reservoir development, and it is characterized in that, described step S202 comprises;
Taken out by sand body in described experimental box, still selecting and penetrating out segment length is that the well model of c is assembled as described Injection Well and described producing well and described experimental box;
Then, injected system is made to carry out displacement in flooding to the sand body in described experimental box, each flow in experiment implementation system is taken into account each pressure meter and to be detected in described experiment implementation system flow everywhere and pressure, obtain displacement in flooding section data on flows and displacement in flooding section pressure data, and send described displacement in flooding section data on flows and described displacement in flooding section pressure data to detecting processing system; Then, described injected system is made to stop carrying out displacement in flooding to the sand body in described experimental box, and start to carry out gas injection displacement to the sand body in described experimental box, take into account each described pressure meter by each described flow in described experiment implementation system and to detect in described experiment implementation system flow everywhere and pressure, obtain gas injection displacement section pressure data and gas injection displacement section data on flows, and send the described gas injection displacement section pressure data detected and described gas injection displacement section data on flows to described detecting processing system;
Make described detecting processing system in the process of displacement in flooding and gas injection displacement, gather the modified-image of the sand body in described experimental box, obtain second group of view data, in conjunction with described second group of view data, described displacement in flooding section pressure data, described displacement in flooding section data on flows, described gas injection displacement section pressure data and described gas injection displacement section data on flows, obtain described water-air two-phase flow displacement data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511000993.3A CN105443090B (en) | 2015-12-28 | 2015-12-28 | A kind of measurement fills the water the experimental provision and method of influence of the gas injection to oil reservoir development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511000993.3A CN105443090B (en) | 2015-12-28 | 2015-12-28 | A kind of measurement fills the water the experimental provision and method of influence of the gas injection to oil reservoir development |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105443090A true CN105443090A (en) | 2016-03-30 |
| CN105443090B CN105443090B (en) | 2018-12-25 |
Family
ID=55553672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511000993.3A Active CN105443090B (en) | 2015-12-28 | 2015-12-28 | A kind of measurement fills the water the experimental provision and method of influence of the gas injection to oil reservoir development |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105443090B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121603A (en) * | 2016-06-25 | 2016-11-16 | 东北石油大学 | A kind of device simulating different angle oil reservoir oil displacement efficiency and method |
| CN106157781A (en) * | 2016-08-19 | 2016-11-23 | 重庆科技学院 | Extraneous factor is on Water Soluble Gas Migration impact analogue experiment installation |
| CN106157780A (en) * | 2016-08-19 | 2016-11-23 | 重庆科技学院 | Extraneous factor is on Water Soluble Gas Migration impact collection detection one analogue experiment installation |
| CN106169269A (en) * | 2016-08-19 | 2016-11-30 | 重庆科技学院 | Oil flow production simulation experiment device of wind |
| CN107829715A (en) * | 2017-10-10 | 2018-03-23 | 中国石油天然气股份有限公司 | Simulate the experimental rig and method of reservoir water |
| CN108266164A (en) * | 2017-12-15 | 2018-07-10 | 浙江海洋大学 | A kind of experimental method and experimental provision that recovery ratio is improved by the Water Alternate Gas displacement of reservoir oil |
| CN109869133A (en) * | 2019-01-30 | 2019-06-11 | 西南石油大学 | Exploitation experimental design method based on oil reservoir development difficult point principal contradiction break through direction |
| CN111594112A (en) * | 2019-02-19 | 2020-08-28 | 中国石油天然气股份有限公司 | Natural water flooding and artificial water flooding oil displacement simulation device and method |
| CN112302592A (en) * | 2019-07-30 | 2021-02-02 | 中国石油天然气股份有限公司 | Meandering stream point dam sand body water displacement of reservoir oil simulation experiment equipment |
| CN113047825A (en) * | 2021-05-13 | 2021-06-29 | 中国石油大学(华东) | Pressure detection device for injecting air into tight oil reservoir |
| CN115263256A (en) * | 2022-07-19 | 2022-11-01 | 中国石油大学(华东) | Injection device for petroleum exploitation in oil shale |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110030959A1 (en) * | 2007-01-12 | 2011-02-10 | Emmons Stuart A | Aqueous Solution For Managing Microbes In Oil And Gas Production And Method For Their Production |
| CN102323394A (en) * | 2011-08-23 | 2012-01-18 | 中国地质大学（武汉） | Experimental apparatus and method for researching response characteristic of natural gas hydrate stratum to drilling fluid intrusion |
| CN202220587U (en) * | 2011-09-05 | 2012-05-16 | 中国科学院广州能源研究所 | Three-dimensional multiple-well combined exploitation experiment device for natural gas hydrate |
| CN102748018A (en) * | 2012-07-23 | 2012-10-24 | 中国石油天然气股份有限公司 | Device and method for thickened oil deposit gas injection huff-puff oil extraction physical simulation experiments |
| CN103615241A (en) * | 2013-12-10 | 2014-03-05 | 西南石油大学 | Fully-three-dimensional simulated visualized displacement simulation experiment system of fractured-vuggy oil reservoir |
| CN104100257A (en) * | 2014-06-04 | 2014-10-15 | 西南石油大学 | High-temperature and high-pressure microscopic visualization stratum seepage flow simulation experiment device and method |
| CN104763391A (en) * | 2015-02-26 | 2015-07-08 | 西南石油大学 | Fracture-cavity type oil and gas reservoir natural driving energy three-dimensional simulation experiment set |
-
2015
- 2015-12-28 CN CN201511000993.3A patent/CN105443090B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110030959A1 (en) * | 2007-01-12 | 2011-02-10 | Emmons Stuart A | Aqueous Solution For Managing Microbes In Oil And Gas Production And Method For Their Production |
| CN102323394A (en) * | 2011-08-23 | 2012-01-18 | 中国地质大学（武汉） | Experimental apparatus and method for researching response characteristic of natural gas hydrate stratum to drilling fluid intrusion |
| CN202220587U (en) * | 2011-09-05 | 2012-05-16 | 中国科学院广州能源研究所 | Three-dimensional multiple-well combined exploitation experiment device for natural gas hydrate |
| CN102748018A (en) * | 2012-07-23 | 2012-10-24 | 中国石油天然气股份有限公司 | Device and method for thickened oil deposit gas injection huff-puff oil extraction physical simulation experiments |
| CN103615241A (en) * | 2013-12-10 | 2014-03-05 | 西南石油大学 | Fully-three-dimensional simulated visualized displacement simulation experiment system of fractured-vuggy oil reservoir |
| CN104100257A (en) * | 2014-06-04 | 2014-10-15 | 西南石油大学 | High-temperature and high-pressure microscopic visualization stratum seepage flow simulation experiment device and method |
| CN104763391A (en) * | 2015-02-26 | 2015-07-08 | 西南石油大学 | Fracture-cavity type oil and gas reservoir natural driving energy three-dimensional simulation experiment set |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121603B (en) * | 2016-06-25 | 2018-09-04 | 东北石油大学 | A kind of device and method for simulating different angle oil reservoir oil displacement efficiency |
| CN106121603A (en) * | 2016-06-25 | 2016-11-16 | 东北石油大学 | A kind of device simulating different angle oil reservoir oil displacement efficiency and method |
| CN106157781A (en) * | 2016-08-19 | 2016-11-23 | 重庆科技学院 | Extraneous factor is on Water Soluble Gas Migration impact analogue experiment installation |
| CN106157780A (en) * | 2016-08-19 | 2016-11-23 | 重庆科技学院 | Extraneous factor is on Water Soluble Gas Migration impact collection detection one analogue experiment installation |
| CN106169269A (en) * | 2016-08-19 | 2016-11-30 | 重庆科技学院 | Oil flow production simulation experiment device of wind |
| CN106157781B (en) * | 2016-08-19 | 2018-08-17 | 重庆科技学院 | Extraneous factor is on Water Soluble Gas Migration influence analogue experiment installation |
| CN107829715B (en) * | 2017-10-10 | 2020-09-08 | 中国石油天然气股份有限公司 | Test device and method for simulating oil reservoir water injection |
| CN107829715A (en) * | 2017-10-10 | 2018-03-23 | 中国石油天然气股份有限公司 | Simulate the experimental rig and method of reservoir water |
| CN108266164A (en) * | 2017-12-15 | 2018-07-10 | 浙江海洋大学 | A kind of experimental method and experimental provision that recovery ratio is improved by the Water Alternate Gas displacement of reservoir oil |
| CN108266164B (en) * | 2017-12-15 | 2019-11-08 | 浙江海洋大学 | A kind of experimental method and experimental provision improving recovery ratio by the Water Alternate Gas displacement of reservoir oil |
| CN109869133A (en) * | 2019-01-30 | 2019-06-11 | 西南石油大学 | Exploitation experimental design method based on oil reservoir development difficult point principal contradiction break through direction |
| CN111594112A (en) * | 2019-02-19 | 2020-08-28 | 中国石油天然气股份有限公司 | Natural water flooding and artificial water flooding oil displacement simulation device and method |
| CN112302592A (en) * | 2019-07-30 | 2021-02-02 | 中国石油天然气股份有限公司 | Meandering stream point dam sand body water displacement of reservoir oil simulation experiment equipment |
| CN113047825A (en) * | 2021-05-13 | 2021-06-29 | 中国石油大学(华东) | Pressure detection device for injecting air into tight oil reservoir |
| CN115263256A (en) * | 2022-07-19 | 2022-11-01 | 中国石油大学(华东) | Injection device for petroleum exploitation in oil shale |
| CN115263256B (en) * | 2022-07-19 | 2023-12-01 | 长江大学 | Injection device that oil exploitation was used in oil shale |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105443090B (en) | 2018-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105443090A (en) | Experimental device and method for measuring influences of water injection and gas injection on petroleum reservoir exploitation | |
| CN103089295B (en) | Coal bed gas extraction test method in multiple seam unitized production process | |
| CN104122147B (en) | Wide simulator and method are dynamically stitched in a kind of crack | |
| CN103114870B (en) | Multi-field coupling coal bed methane extraction physical simulation testing system | |
| CN103114827B (en) | Multi-scenarios method coal bed gas extraction simulation experiment method | |
| CN102735549B (en) | Multifunctional true triaxial flow solid coupling pressure chamber | |
| CN102735548A (en) | Multifunctional true triaxial flow solid coupling test system | |
| CN102735547A (en) | Coal-rock hydraulic fracturing testing method under true triaxial state | |
| CN103089254B (en) | Multi-scenarios method coal-bed gas exploitation physical simulation experiment pipe | |
| CN102735600A (en) | Method for testing coal sample seepage under true triaxial state | |
| CN104453878B (en) | Multi-element gas displacement coal bed methane testing device based on process real-time tracking control | |
| CN202204661U (en) | Device for simulating pipeline water inrush grouting treatment model, and testing system with device | |
| CN103174412A (en) | Coal bed gas reservoir layering co-mining high temperature and high pressure discharging mining dynamic evaluation instrument | |
| CN204125898U (en) | The experimental rig of Dam Foundation Seepage under a kind of failure under earthquake action | |
| CN104020192A (en) | Gas coal hydrofracture field time-space monitoring device and method | |
| CN104453802A (en) | Multi-seam joint exploitation coal seam gas shaft gas-liquid two-phase flow simulation device | |
| CN205484324U (en) | Concrete joint experimental apparatus of infiltration | |
| CN113882837B (en) | Water cone morphological simulation and water control viscosity reduction experimental device and method for bottom water heavy oil reservoir horizontal well | |
| CN103437745B (en) | Experimental provision and its sandpack column that replica polymerization thing affects on Container Rock Sanding and sand controlling result | |
| CN203224427U (en) | Coarse-grained soil permeability coefficient measuring device | |
| CN105134149A (en) | Device and method changing injection and production well carbon dioxide driving status | |
| CN114487023A (en) | EIT experimental device and method for monitoring dynamic liquid production profile of co-production reservoir of multi-branch fractured-solvent oil and gas reservoir | |
| CN110456022A (en) | A kind of dynamic monitoring coal seam reservoirs sensibility and mining control simulation experiment system | |
| CN110082220A (en) | A kind of porous guiding fracturing experiments device of true triaxial | |
| CN110185435A (en) | A kind of experimental rig of heterogeneous reservoir well test analysis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |