CN205607978U - Fracture type oil reservoir gas injection spike agent response curve testing experiment device - Google Patents
Fracture type oil reservoir gas injection spike agent response curve testing experiment device Download PDFInfo
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- CN205607978U CN205607978U CN201620435202.3U CN201620435202U CN205607978U CN 205607978 U CN205607978 U CN 205607978U CN 201620435202 U CN201620435202 U CN 201620435202U CN 205607978 U CN205607978 U CN 205607978U
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Abstract
The utility model belongs to the technical field of the oil gas field development, especially, relate to a fracture type oil reservoir gas injection spike agent response curve testing experiment device. The utility model provides a fracture type oil reservoir gas injection that can realize simulating different fracture structures obtains the fracture type oil reservoir gas injection spike agent response curve testing experiment device that different fracture structures correspond spike agent response curve for oily in -process oil -gas migration process, close fracture analog system, information acquisition and processing system, waste gas processing system including gas injection displacement system, multiunit. The utility model discloses can simulate fracture type oil reservoir gas injection oil displacement process or the gas injection process of taking in and send out, the in situ observation that has realized taking in and send out the gas injection displacement of reservoir oil and gas injection the internal flow field of in -process fracture changes can obtain the spike agent response curve that the combination of different fracture corresponds.
Description
Technical field
This utility model belongs to oil-gas field development technical field, particularly relates to a kind of fracture-pore reservoir gas injection spike
Agent response curve experimental apparatus for testing.
Background technology
Along with developing rapidly of petroleum industry, increasing Carbonate Reservoir is developed.Carbonate rock
Reservoir is as a kind of important oil-producing gas-bearing formation, and its reserves account for the half of world's oil and gas reserves.Fracture-pore reservoir
Being main development object with Caves Reservoir Body, a Reservoir Body is exactly an independent trap space.Due to
Prior art means are difficult to determine form and the border of Caves Reservoir Body, are limited by drilling engineering technology simultaneously
System, the pay interval position that well and Reservoir Body are linked up is often positioned in the edge of Caves Reservoir Body, causes
Pay interval space above forms loft shape remaining oil (" attic oil "), and uses current conventional development tool
It is difficult to employ.Gas injection utilizes gravitational differentiation principle for oil tech, forms artificial gas cap, is driven downwards by attic oil
For to pay interval extraction.Fracture-pore reservoir seam hole compound mode is various and seam hole connected relation is complicated, is difficult to
Evaluating reservoir is carried out by methods such as well logging, well testing and Geologic modelings.Tracer testing technology can relatively be as the criterion
Really evaluating the situation that involves of fluid, understanding injects the fluid flow direction, flow rate information；Determine crack and solution cavity
Development condition and the remaining oil distribution of block.For recognizing the aeolotropic characteristics of fracture-pore reservoir further
And seam hole, stratum connected relation serves positive directive function.
Tracer application in terms of reservoir water drive exploitation at present is the most ripe, in terms of gas tracer monitoring
Study less, almost blank, restriction in terms of fracture-pore reservoir gas injection flow of tracer experimentation especially
The development of fracture-pore reservoir gas injection Dynamic Monitoring.Therefore, to fracture-pore reservoir gas injection flow of tracer
Experimental provision proposes new requirement, including: 1) multiple seam hole syntagmatic and connected relation can be showed；
2) it is obtained in that the tracer response curve that different seam hole combination is corresponding；3) can real-time monitored injection gas displacement
With flow field change in seam hole body during huff and puff.
Utility model content
For above-mentioned technical problem, this utility model provides a kind of being capable of and simulates different seam holes structure
Fracture-pore reservoir gas injection is for oil-gas migration process during oil, it is thus achieved that the structure correspondence tracer response of different seam holes
The fracture-pore reservoir gas injection tracer response curve experimental apparatus for testing of curve.
This utility model solves its technical problem and be the technical scheme is that a kind of fracture-pore reservoir gas injection is shown
Track agent response curve experimental apparatus for testing, including gas injection displacement system, many combinated seams hole analog systems, information
Gather and processing system, exhaust treatment system；
Described gas injection displacement system includes gas injection pump, A valve, sample device, B valve, vacuum pump, Q
Backpressure pump, C valve, S back-pressure valve, R backpressure pump, T back-pressure valve, D valve, choke valve, N valve, O
Valve, intermediate receptacle, P valve, constant speed and constant pressure pump；
Described vacuum pump, B valve, O valve are linked in sequence, the upper end entrance of described intermediate receptacle and O valve
Connecting, lower inlet is connected with constant speed and constant pressure pump by P valve, and the arrival end of described sample device passes through A valve
Door be connected with gas injection pump, the port of export is connected between O valve, B valve, described more combine fractured simulation
The arrival end of system is also connected between O valve, B valve, and the arrival end of described S back-pressure valve passes through N valve
It is connected with the arrival end of many combinated seams hole analog systems, the port of export of described S back-pressure valve, the outlet of T back-pressure valve
End is all connected with the arrival end of choke valve, the arrival end of described T back-pressure valve and many combinated seams hole analog systems
The port of export connects, and described Q backpressure pump is connected with S back-pressure valve by C valve, and described R backpressure pump passes through D
Valve is connected with T back-pressure valve；
Described information gathering and processing system include oil level monitoring modular, computer, tracer analysis device, show
Track agent sampler, described tracer sampler is connected with the port of export of choke valve, and described oil level monitoring modular is pacified
It is contained in the analog systems of many combinated seams hole；
Described exhaust treatment system is arranged on tracer sampler.
Further, described exhaust treatment system includes gas treatment equipment, exhaust fan.
Further, II in described many combinated seams hole analog systems includes solution cavity model I, solution cavity model, split
Slit die type, in described solution cavity model I, solution cavity model, II is connected by fractured model, described solution cavity model I,
In solution cavity model, II, fractured model are respectively provided with three pipelines, and the arrival end of described solution cavity model I is respectively equipped with K
Valve, L valve, M valve, in described solution cavity model the port of export of II be also respectively equipped with E valve, F valve,
G valve, described fractured model is provided with H valve, I valve, J valve, described fractured model and T back pressure
The arrival end of valve connects；
Described oil level monitoring modular includes oil level monitoring modular I, oil level monitoring modular II, described oil level monitoring mould
Block I is arranged in solution cavity model I, and described oil level monitoring modular II is arranged on II in solution cavity model.
Further, described intermediate receptacle is additionally provided with booster pump.
Utility model provides the benefit that: this utility model can be to fracture-pore reservoir injection gas displacement process or note
The gas process of handling up is simulated, it is achieved that stitch flow field change in the body of hole during injection gas displacement and huff and puff
Real Time Observation, it is possible to obtain the tracer response curve that the hole combination of difference seam is corresponding.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Shown in figure: 1-gas injection pump, 2-A valve, 3-sample device, 4-B valve, 5-vacuum pump, 6-
Computer, 7-Q backpressure pump, 8-C valve, 9-S back-pressure valve, 10-tracer analysis device, 11-tracer is adopted
Sample device, 12-choke valve, 13-gas treatment equipment, 14-T back-pressure valve, 15-D valve, 16-exhaust fan,
17-R backpressure pump, 18-E valve, 19-F valve, 20-G valve, 21-oil level monitoring modular II, 22-solution cavity
Model II, 23-fractured model, 24-H valve, 25-I valve, 26-J valve, 27-oil level monitoring modular I,
28-solution cavity model I, 29-K valve, 30-L valve, 31-M valve, 32-Multifunctional oven, 33-N valve,
34-O valve, 35-intermediate receptacle, 36-P valve, 37-constant speed and constant pressure pump.
Detailed description of the invention
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of fracture-pore reservoir gas injection tracer response curve test experiments of the present utility model
Device, including gas injection displacement system, many combinated seams hole analog systems, information gathering and processing system, waste gas
Processing system；
Described gas injection displacement system includes gas injection pump 1, A valve 2, sample device 3, B valve 4, vacuum
Pump 5, Q backpressure pump 7, C valve 8, S back-pressure valve 9, R backpressure pump 17, T back-pressure valve 14, D valve 15,
Choke valve 12, N valve 33, O valve 34, intermediate receptacle 35, P valve 36, constant speed and constant pressure pump 37；On
Stating the connection between device is all to use pipeline to connect,
Described vacuum pump 5, B valve 4, O valve 34 are linked in sequence, and the upper end of described intermediate receptacle 35 enters
Mouth is connected with O valve 34, and lower inlet is connected with constant speed and constant pressure pump 37 by P valve 36, described sample
The arrival end of device 3 is connected with gas injection pump 1 by A valve 2, and the port of export is connected to O valve 34, B
Between valve 4, be i.e. that O valve 34, B valve 4 are connected by valve pipeline, sample device 3 also with this valve
Door pipeline connection, the arrival end of described many combinated seams hole analog systems is also connected to O valve 34, B valve 4
Between, the arrival end of described S back-pressure valve 9 is by the arrival end of N valve 33 with many combinated seams hole analog systems
Connect, be i.e. that the arrival end of many combinated seams hole analog systems is connected with N valve 33 by simulation pipeline, and mould
Intend pipeline to communicate with valve pipeline (as shown in Figure 1) further through short pipeline, the port of export of described S back-pressure valve 9,
The port of export of T back-pressure valve 14 all arrival ends with choke valve 12 are connected, the arrival end of described T back-pressure valve 14
Being connected with the port of export of many combinated seams hole analog systems, described Q backpressure pump 7 is by C valve 8 and S back pressure
Valve 9 connects, and described R backpressure pump 17 is connected with T back-pressure valve 14 by D valve (15)；
Described information gathering and processing system include oil level monitoring modular, computer 6, tracer analysis device 10,
Tracer sampler 11, described computer 6, tracer analysis device 10, tracer sampler 11 circuit successively
Connecting, described tracer sampler 11 is connected with the port of export of choke valve 12, and described oil level monitoring modular is pacified
It is contained in the analog systems of many combinated seams hole；
Described exhaust treatment system is arranged on tracer sampler 11.
In order to ensure the feature of environmental protection of experiment, preferred embodiment, described exhaust treatment system includes gas
Processing means 13, exhaust fan 16.Gas treatment equipment 13 can process the useless of tracer sampler 11 discharge
Abandon, it is ensured that pollution-free.
In order to simulate different modes, preferred embodiment, described many combinated seams hole analog systems includes
Solution cavity model I28, solution cavity model II22, fractured model 23, described solution cavity model I28, solution cavity model II22
Being connected by fractured model 23, described solution cavity model I28, solution cavity model II22, fractured model 23 are respectively provided with
Three pipelines, the arrival end of described solution cavity model I28 is respectively equipped with K valve 29, L valve 30, M valve
31, the port of export of described solution cavity model II22 is also respectively equipped with E valve 18, F valve 19, G valve 20,
Described fractured model 23 is provided with H valve 24, I valve 25, J valve 26, described fractured model 23 with
The arrival end of T back-pressure valve 14 connects；
Described oil level monitoring modular includes oil level monitoring modular I27, oil level monitoring modular II21, and described oil level is supervised
Surveying module I 27 to be arranged in solution cavity model I28, described oil level monitoring modular II21 is arranged on solution cavity model 22II
In.
Specific experiment operating procedure of the present utility model is:
S1, because of each structure of the present utility model all by pipeline connect communicate, so start time right
All of pipeline is carried out；
S2, in sample device 3, carry out sample again according to required tracer concentration, by a certain proportion of gas
Sample injects in sample device 3；
Intermediate receptacle 35 is evacuated by S3, vacuum pump 5, with booster pump to supercharging in intermediate receptacle 35,
It is then shut off all valves；
S4, open A valve 2, O valve 34, the gas in sample device 3 is injected intermediate receptacle 35, treats
In intermediate receptacle 35 after pressure stability, stop injecting, close A valve 2, O valve 34, regulate multi-functional
The formation temperature of the temperature of baking oven 32 extremely required simulation, and keep stable；
S5, fracture-pore reservoir gas injection tracer response curve experimental apparatus for testing simulation injection gas displacement process or note
Gas is handled up the experimental procedure of process；
Described fracture-pore reservoir gas injection tracer response curve experimental apparatus for testing simulation injection gas displacement process is real
Test sub-step to be summarized as follows:
S511, the pressure of setting R backpressure pump 17, open P valve 36, K valve 29, H valve 24, E
Valve 18, sets the pressure of constant speed and constant pressure pump 37, in the slow displacement intermediate receptacle 35 of constant speed and constant pressure pump 37
Gas sample, gas enters its Crude Oil of displacement in solution cavity model I28, solution cavity model II22, utilizes oil level to monitor mould
Block I27, oil level monitoring modular II21 monitor oil level change in solution cavity model I28, solution cavity model II22 respectively,
Utilize tracer sampler 11 to gather eluting gas sample the most in the same time, and utilize tracer analysis device 10 points
Analysis extraction sample tracer concentration, and changed over curve by connected computer 6 output tracking agent concentration,
A kind of tracer response curve stitching hole combination correspondence under the conditions of i.e. obtaining injection gas displacement.
S512, by changing K valve 29, L valve 30, the difference of M valve 31 open compound mode, see
Examine the change of oil level in the correspondence solution cavity model of different injection phases under the conditions of injection gas displacement, and by connected computer
Output tracking agent response curve, utilizes gas treatment equipment 13 and exhaust fan 16 to carry out experiment residual gas
Process and discharge；
S513, by changing H valve 24, I valve 25, the difference of J valve 26 open compound mode, see
The change of oil level in the different corresponding solution cavity models of seam hole combination under the conditions of examining injection gas displacement, and by connected computer 6
Output tracking agent response curve, utilizes gas treatment equipment 13 and exhaust fan 16 to carry out experiment residual gas
Process and discharge；
Described fracture-pore reservoir gas injection tracer response curve experimental apparatus for testing simulation huff and puff process is real
Test sub-step, be summarized as follows:
S521, the pressure of setting Q backpressure pump 7, open P valve 36, O valve 34, K valve 29, H
Valve 24, sets the pressure of constant speed and constant pressure pump 37, in the slow displacement intermediate receptacle 35 of constant speed and constant pressure pump 37
Gas sample, gas enters solution cavity model I28, solution cavity model II22, simulates gas injection process；
S522, pass make and break P valve 36, O valve 34, stand a period of time, and in solution cavity model, oil level is no longer
Till fluctuation, the stewing well process of simulation；
S523, open N valve 33, observe the change of oil level in solution cavity model, utilize I oil level monitoring modular
27, oil level change during II oil level monitoring modular 21 monitors solution cavity model I28, solution cavity model II22 respectively, profit
Gather eluting gas sample the most in the same time with tracer sampler 11, and utilize tracer analysis device 10 to analyze
Extraction sample tracer concentration, and changed over curve, i.e. by connected computer 6 output tracking agent concentration
A kind of tracer response curve stitching hole combination correspondence under the conditions of obtaining huff and puff；
S524, by changing K valve 29, L valve 30, the difference of M valve 31 open compound mode, see
Examine the change of oil level in the solution cavity model of different gas injection positions under the conditions of handling up, and shown by the output of connected computer 6
Track agent response curve, utilize gas treatment equipment 13 and exhaust fan 16 to experiment residual gas carry out process and
Discharge；
S525, by changing H valve 24, I valve 25, the difference of J valve 26 open compound mode, see
Examine the change of oil level in the different corresponding solution cavity models of seam hole combination under the conditions of handling up, and defeated by connected computer 6
Go out tracer response curve, utilize gas treatment equipment 13 and exhaust fan 16 to testing at residual gas
Reason and discharge；
Two above example has carried out mould to fracture-pore reservoir injection gas displacement process or huff and puff process respectively
Intend, it is achieved that the Real Time Observation of flow field change in the body of seam hole during injection gas displacement and huff and puff, it is possible to obtain
Obtain the tracer response curve that the combination of different seam holes is corresponding.
Claims (3)
1. a fracture-pore reservoir gas injection tracer response curve experimental apparatus for testing, it is characterised in that include gas injection displacement system, many combinated seams hole analog systems, information gathering and processing system, exhaust treatment system；
Described gas injection displacement system includes gas injection pump (1), A valve (2), sample device (3), B valve (4), vacuum pump (5), Q backpressure pump (7), C valve (8), S back-pressure valve (9), R backpressure pump (17), T back-pressure valve (14), D valve (15), choke valve (12), N valve (33), O valve (34), intermediate receptacle (35), P valve (36), constant speed and constant pressure pump (37)；
nullDescribed vacuum pump (5)、B valve (4)、O valve (34) is linked in sequence，The upper end entrance of described intermediate receptacle (35) is connected with O valve (34)，Lower inlet is connected with constant speed and constant pressure pump (37) by P valve (36)，The arrival end of described sample device (3) is connected with gas injection pump (1) by A valve (2)，The port of export is connected to O valve (34)、Between B valve (4)，The arrival end of described many combinated seams hole analog systems is also connected to O valve (34)、Between B valve (4)，The arrival end of described S back-pressure valve (9) is connected with the arrival end of many combinated seams hole analog systems by N valve (33)，The port of export of described S back-pressure valve (9)、The port of export of T back-pressure valve (14) all arrival ends with choke valve (12) are connected，The arrival end of described T back-pressure valve (14) is connected with the port of export of many combinated seams hole analog systems，Described Q backpressure pump (7) is connected with S back-pressure valve (9) by C valve (8)，Described R backpressure pump (17) is connected with T back-pressure valve (14) by D valve (15)；
Described information gathering and processing system include oil level monitoring modular, computer (6), tracer analysis device (10), tracer sampler (11), described tracer sampler (11) is connected with the port of export of choke valve (12), and described oil level monitoring modular is arranged in the analog systems of many combinated seams hole；
Described exhaust treatment system is arranged on tracer sampler (11).
A kind of fracture-pore reservoir gas injection tracer response curve experimental apparatus for testing the most according to claim 1, it is characterised in that described exhaust treatment system includes gas treatment equipment (13), exhaust fan (16).
nullA kind of fracture-pore reservoir gas injection tracer response curve experimental apparatus for testing the most according to claim 1 and 2，It is characterized in that，Described many combinated seams hole analog systems includes solution cavity model I (28)、Solution cavity model II (22)、Fractured model (23)、Multifunctional oven (32)，Described solution cavity model I (28)、Solution cavity model II (22) is connected by fractured model (23)，Described solution cavity model I (28)、Solution cavity model II (22)、Fractured model (23) is respectively provided with three pipelines，The arrival end of described solution cavity model I (28) is respectively equipped with K valve (29)、L valve (30)、M valve (31)，The port of export of described II class solution cavity model (22) is also respectively equipped with E valve (18)、F valve (19)、G valve (20)，Described fractured model (23) is provided with H valve (24)、I valve (25)、J valve (26)，Described fractured model (23) is connected with the arrival end of T back-pressure valve (14)；
Described oil level monitoring modular includes oil level monitoring modular I (27), oil level monitoring modular II (21), described oil level monitoring modular I (27) is arranged in solution cavity model I (28), and described oil level monitoring modular II (21) is arranged in solution cavity model (22) II.
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| CN201620435202.3U CN205607978U (en) | 2016-05-13 | 2016-05-13 | Fracture type oil reservoir gas injection spike agent response curve testing experiment device |
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| CN201620435202.3U CN205607978U (en) | 2016-05-13 | 2016-05-13 | Fracture type oil reservoir gas injection spike agent response curve testing experiment device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106997714A (en) * | 2017-03-15 | 2017-08-01 | 西南石油大学 | A kind of fracture-cavity type carbonate fracture network flow device |
| CN107461193A (en) * | 2017-07-12 | 2017-12-12 | 西南石油大学 | Fracture and vug carbonate reservoir displacement physics model group closes method and experimental provision |
| CN107725047A (en) * | 2017-10-31 | 2018-02-23 | 中国石油大学(北京) | For observing experimental provision, experimental system and the experimental method of oil migration |
| CN111739397A (en) * | 2020-07-31 | 2020-10-02 | 湖北工业大学 | Preparation method of multi-solution-cavity geological model |
| CN112780263A (en) * | 2019-11-08 | 2021-05-11 | 中国石油化工股份有限公司 | Experimental device for monitoring interphase dynamic diffusion of gas injection tracer of fracture-cavity oil reservoir and using method of experimental device |
-
2016
- 2016-05-13 CN CN201620435202.3U patent/CN205607978U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106997714A (en) * | 2017-03-15 | 2017-08-01 | 西南石油大学 | A kind of fracture-cavity type carbonate fracture network flow device |
| CN107461193A (en) * | 2017-07-12 | 2017-12-12 | 西南石油大学 | Fracture and vug carbonate reservoir displacement physics model group closes method and experimental provision |
| CN107725047A (en) * | 2017-10-31 | 2018-02-23 | 中国石油大学(北京) | For observing experimental provision, experimental system and the experimental method of oil migration |
| CN107725047B (en) * | 2017-10-31 | 2023-09-08 | 中国石油大学(北京) | Experimental device, experimental system and experimental method for observing petroleum migration |
| CN112780263A (en) * | 2019-11-08 | 2021-05-11 | 中国石油化工股份有限公司 | Experimental device for monitoring interphase dynamic diffusion of gas injection tracer of fracture-cavity oil reservoir and using method of experimental device |
| CN111739397A (en) * | 2020-07-31 | 2020-10-02 | 湖北工业大学 | Preparation method of multi-solution-cavity geological model |
| CN111739397B (en) * | 2020-07-31 | 2022-06-14 | 湖北工业大学 | Preparation method of multi-solution-cavity geological model |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |