CN209892191U

CN209892191U - Three-dimensional gas cap bottom water oil reservoir development simulation device

Info

Publication number: CN209892191U
Application number: CN201920365095.5U
Authority: CN
Inventors: 许成伯; 潘一; 张伊铭; 覃博伦; 高靖添; 苏涛; 杨双春
Original assignee: Liaoning Shihua University
Current assignee: Liaoning Shihua University
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-01-03
Anticipated expiration: 2029-03-21

Abstract

A three-dimensional gas cap bottom water reservoir development simulation device. The utility model discloses a can be through measuring the water cone height, thereby calculate the top of the gas and advance height and the critical output of oil reservoir, explore the change law of bottom water coning and top coning, optimize the top of the gas water oil reservoir development management, guide the top of the gas bottom water development scheme design, reduce the oil reservoir cost, improve the development benefit. The utility model has simple and clear structure and convenient operation.

Description

Three-dimensional gas cap bottom water oil reservoir development simulation device

Technical Field

The utility model relates to a device, in particular to three-dimensional gas cap bottom water oil reservoir development analogue means.

Background

In the development process of the gas cap bottom water oil reservoir, gas cap bottom water is gradually pushed to the oil reservoir to form gas cap coning and bottom water coning phenomena, so that the oil well is exposed to gas water breakthrough early, the oil yield is suddenly reduced, the water content is quickly increased, the normal production of the oil well is seriously influenced, and the development cost is increased. Therefore, the research on critical yield in the exploitation process of the gas cap bottom water reservoir is particularly important.

Disclosure of Invention

To the problem, the utility model provides a three-dimensional gas cap bottom water oil reservoir development analogue means, the device principle is simple, and the water cone height is measured to the accessible to calculate gas cap coning height and oil reservoir critical output.

The utility model provides a technical scheme that its technical problem adopted is: the device comprises a gland, a shell, an adjustable permeability partition plate, an injection well, a first mining well, a second mining well, a third mining well, a fourth mining well, a first gas flowmeter, a second gas flowmeter, a liquid flowmeter, a valve, a gas source, an injection port, a gas outlet, a gas-liquid separation device, an oil outlet, a measuring cylinder, a water inlet and a water storage tank. The gland is located casing upper portion, inside adjustable permeability baffle is arranged in the casing, the extraction well is No. one, the extraction well is No. two, the extraction well is No. three, the extraction well is No. four can link to each other with gas-liquid separation device respectively, the valve links to each other with injection well upper end, gas flowmeter is No. one continuous with the valve right-hand member, the air supply links to each other with gas flowmeter No. one right-hand member, the filling opening links to each other with the valve left end, the water storage tank links to each other with liquid flowmeter, gas flowmeter is No. two continuous with gas-liquid separation device upper portion, the oil-out links to each other with the gas-liquid separation device lower part, the gas outlet links to.

The utility model has the advantages that: the utility model discloses a can be through measuring the water cone height to calculate gas cap coning height and the critical output of oil reservoir, probe into bottom water coning and gas cap coning and advance the change law, optimize gas cap bottom water oil reservoir development management, guide gas cap bottom water oil reservoir development scheme design, reduce the exploitation cost, improve the development benefit. The structure is simple and clear, and the operation is convenient.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

In the figure 1, a gland 1, a shell 2, an adjustable permeability baffle 3, an injection well 4, an extraction well 5, an extraction well II, an extraction well III, an extraction well IV, a gas flowmeter 9, a gas flowmeter 10, a gas flowmeter II, a gas outlet 11, a gas-liquid separation device 12, an oil outlet 13, a measuring cylinder 14, a gas source 15, a liquid flowmeter 16, a water inlet 17, an injection port 18, a valve 19 and a water storage tank 20 are adopted.

Detailed Description

The utility model discloses a by gland (1), casing (2), adjustable permeability baffle (3), injection well (4), adopt No. one (5) of well, adopt No. two (6) of well, adopt No. three (7) of well, adopt No. four (8) of well, gas flowmeter No. one (9), No. two (10) of gas flowmeter, gas outlet (11), gas-liquid separation device (12), oil-out (13), graduated flask (14), air supply (15), liquid flowmeter (16), water inlet (17), injection port (18), valve (19) and water storage tank (20) constitute. During the experiment, the gland (1) is opened, a certain amount of quartz sand and oil are filled in the shell (2) and the upper part of the adjustable permeability partition plate (3), the quartz sand is compacted and filled according to the experiment requirement, and the gland (1) is covered; the flooding agent is injected through the injection port (18) and the injection well (4) to simulate production, and the gas source (15), the gas flowmeter I (9) and the valve (19) are injected to simulate the gas cap phenomenon; water is injected through the water storage tank (20), the liquid flowmeter (16) and the water inlet (17) to simulate the bottom water phenomenon; the gas-liquid separation device comprises an extraction well I (5), an extraction well II (6), an extraction well III (7) and an extraction well IV (8) which can be respectively connected with a gas-liquid separation device (12), the upper portion of the gas-liquid separation device (12) is connected with a gas flowmeter II (10), the lower portion of the gas-liquid separation device is connected with an oil outlet (13), obtained liquid enters a measuring cylinder (14), and gas is output through a gas outlet (11).

Claims

1. A three-dimensional gas-cap bottom water reservoir development simulation device is composed of a gland, a shell, an adjustable permeability partition plate, an injection well, a first pumping well, a second pumping well, a third pumping well, a fourth pumping well, a first gas flowmeter, a second gas flowmeter, a liquid flowmeter, a valve, a gas source, an injection port, a gas outlet, a gas-liquid separation device, an oil outlet, a measuring cylinder, a water inlet and a water storage tank, and is characterized in that the gland is located at the upper portion of the shell; the adjustable permeability clapboard is arranged in the shell; the pumping well I, the pumping well II, the pumping well III and the pumping well IV can be respectively connected with a gas-liquid separation device; the valve is connected with the upper end of the injection well; the first gas flowmeter is connected with the right end of the valve; the gas source is connected with the right end of the gas flowmeter I; the injection port is connected with the left end of the valve; the water storage tank is connected with the liquid flowmeter; the second gas flowmeter is connected with the upper part of the gas-liquid separation device; the oil outlet is connected with the lower part of the gas-liquid separation device; the gas outlet is connected with the second left end of the gas flowmeter; the measuring cylinder is positioned at the lower end of the oil outlet.