CN206848130U - It is a kind of to simulate water influx during the water enchroachment (invasion) of carbonate rock gas field to mutually oozing the experimental provision of influence - Google Patents
It is a kind of to simulate water influx during the water enchroachment (invasion) of carbonate rock gas field to mutually oozing the experimental provision of influence Download PDFInfo
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- CN206848130U CN206848130U CN201720745923.9U CN201720745923U CN206848130U CN 206848130 U CN206848130 U CN 206848130U CN 201720745923 U CN201720745923 U CN 201720745923U CN 206848130 U CN206848130 U CN 206848130U
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Abstract
Water influx during a kind of simulation carbonate rock gas field water enchroachment (invasion) of carbonate rock gas field development engineering technical field be the utility model is related on mutually oozing the experimental provision of influence, it is mainly by computer monitoring system, pressure sensor, can pipe joint inside and outside open type, mixture outlet, two phase separator, ball valve A, sodium hydroxide basin, ball valve B, gas-liquid-solid three-phase separator, miniature fluidized-bed dryer, landwaste collecting vessel, water storing tank A, landwaste funnel, inner tube, outer tube, ball valve C, ring seal packer, water inlet, gas feed, gas flowmeter, corrosion protection pump, ball valve D, methane storage bottle, hydrogen sulfide storage bottle, oxygen storage bottle, carbon dioxide storage bottle, rectangular box, water enchroachment (invasion) entrance, ball valve F, fluid flowmeter, water pump, water storing tank B and high-speed camera composition.The utility model is convenient to use, can really simulate gas field production process and can obtain water influx during water enchroachment (invasion) well to mutually oozing the influence of influence.
Description
Technical field
It the utility model is related to a kind of simulation carbonate rock gas field water enchroachment (invasion) of carbonate rock gas field development engineering technical field
During water influx on mutually oozing the experimental provision of influence.
Background technology
Carbonate rock gas field refers to the lithology of Reservoir Body using carbonate rock as main gas field.Carbonate rock gas field is special
Lithology combination and Filling process make it contain hydrogen sulfide, oxygen and carbon dioxide, and this is also carbonate rock gas field with it
In place of his rock type gas field bigger difference.During carbonate rock gas-field exploitation, with the progress of recovery time, bottom pressure
Reduction, water content when producing WGR and rising in step, just illustrates Production development in the trend risen in the gas of output
On there is water enchroachment (invasion).Because hydrogen sulfide gas is all contained in most of carbonate rock gas field, too early appearance water enchroachment (invasion) will cause production capacity and
The decline of recovery ratio, and tubing string and surface technology facility produce heavy corrosion.After water enchroachment (invasion) occurs in carbonate rock gas field, well
Hysteresis is mutually oozed in bottom by air water occurs, i.e., is converted to water drive gas by gas drive water；General principle is：Stratum water is wetting phase, water
Purging phase percolation curve is suction curve, and gas drive water phase percolation curve is displacement curve；Because wetting hysteresis causes the suction of wetting phase
Certain reversion occurs for curve and the displacement curve of non-wetted phase.After stratum water immerses, wetting hysteresis causes the relative of gas
Permeability curve is become by displacement curve in order to suck curve, and air water occurs and mutually oozes hysteresis.The intrusion of stratum water can pass through gas
The change of field plane or longitudinal Shangdi stressor layer reflects.Therefore, it is to occur how many when for carbonate rock gas field water influx
Air water, which mutually oozes hysteresis, to be necessary to be studied in laboratory；If a kind of simulation carbonate rock gas field water enchroachment (invasion) process can be invented
Relation is studied between middle water influx mutually oozes hysteresis to water influx on the experimental provision for mutually oozing influence with air water, and this will be right
Scene takes appropriate measures with important directive significance after water enchroachment (invasion) occurs.
The content of the invention
The purpose of the utility model is：Water influx is on mutually oozing influence during providing a kind of simulation carbonate rock gas field water enchroachment (invasion)
Experimental provision.Technical scheme is used by the utility model：
The utility model is a kind of to simulate water influx during the water enchroachment (invasion) of carbonate rock gas field to mutually oozing the experimental provision of influence, main
Will by computer monitoring system, pressure sensor, can pipe joint, mixture outlet, two phase separator, ball valve A, hydrogen inside and outside open type
Sodium oxide molybdena basin, ball valve B, gas-liquid-solid three-phase separator, miniature fluidized-bed dryer, landwaste collecting vessel, water storing tank A, landwaste leakage
Bucket, inner tube, outer tube, ball valve C, ring seal packer, water inlet, gas feed, gas flowmeter, corrosion protection pump, ball valve D, methane storage
Bottle, hydrogen sulfide storage bottle, oxygen storage bottle, carbon dioxide storage bottle, rectangular box, water enchroachment (invasion) entrance, ball valve F, fluid flowmeter, water pump,
Water storing tank B and high-speed camera composition.Water storing tank B is connected with water pump, fluid flowmeter, ball valve F and water enchroachment (invasion) entrance successively；Vulcanization
It is in parallel with methane storage bottle after hydrogen storage bottle, oxygen storage bottle and carbon dioxide storage bottle three's parallel connection, then together with ball valve D, corrosion protection pump,
Gas flowmeter, ball valve and gas feed are cascaded；Water storing tank A successively with fluid flowmeter, ball valve C and water inlet phase
Even.Inner and outer tubes are all made using the high pressure resistant PC materials of transparent high intensity, and internal diameter is respectively 76mm and 127mm and pressure-bearing
10MPa；Can inside and outside open type pipe joint using can open type design, can be changed according to live actual condition inside and outside pipe size carry out it is real
Test.Rectangular box is made using the high pressure resistant PC materials of transparent high intensity, pressure-bearing 10MPa；Rectangular box center and inner tube and
For outer tube center line on same vertical line, water enchroachment (invasion) entrance is identical with gas feed bore and is designed in symmetrical expression；Water storing tank A and
Water storing tank B is two specification identical water storing tanks, and ring seal packer uses annular design, and the purpose is to prevent fluid from entering inner tube
In annular space between outer tube；A pressure sensor is respectively equipped with inner tube and rectangular box top.In whole experimental simulation
During stratum aerogenesis under methane gas simulation actual condition in methane storage bottle, the Fluid Dynamics actual condition in water storing tank A
Descend and normally produce a small amount of water that gas carries out, under the Fluid Dynamics actual condition in water storing tank B, the cutting grain in landwaste funnel
Formation sand production, ring seal packer simulate the packer in shaft bottom under actual condition, interior pipe die in production process under simulation actual condition
Intend actual condition under oil pipe, outer tube simulation actual condition under into production sleeve pipe.
The advantages of the utility model：It is convenient to use, after production water can be simulated well and shaked out, the flowing in pit shaft
Situation of change；Whole experiment is recycled again to water and sand particle, is economized on resources.
Brief description of the drawings
Fig. 1 is that the utility model is a kind of simulate carbonate rock gas field water enchroachment (invasion) during water influx the experiment for mutually oozing influence is filled
The structural representation put.
In figure：1. computer monitoring system, 2. pressure sensors, 3. can pipe joint inside and outside open type, 4. mixture outlets, 5.
Two phase separator, 6. ball valve A, 7. sodium hydroxide basins, 8. ball valve B, 9. gas-liquid-solid three-phase separators, 10. small-sized fluidized beds are done
Dry device, 11. landwaste collecting vessels, 12. water storing tank A, 13. landwaste funnels, 14. inner tubes, 15. outer tubes, 16. ball valve C, 17. annular envelopes
Every device, 18. water inlets, 19. gas feeds, 20. gas flowmeters, 21. corrosion protection pumps, 22. ball valve D, 23. methane storage bottles, 24. sulphur
Change hydrogen storage bottle, 25. oxygen storage bottles, 26. carbon dioxide storage bottles, 27. rectangular box, 28. water enchroachment (invasion) entrances, 29. ball valve F, 30. liquid
Flowmeter, 31. water pumps, 32. water storing tank B, 33. high-speed cameras.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
As shown in figure 1, water influx is on mutually oozing influence during a kind of simulation carbonate rock gas field water enchroachment (invasion) of the utility model
Experimental provision, mainly by computer monitoring system 1, pressure sensor 2, can pipe joint 3, mixture outlet 4, two-phase inside and outside open type
Separator 5, ball valve A6, sodium hydroxide basin 7, ball valve B8, gas-liquid-solid three-phase separator 9, miniature fluidized-bed dryer 10, landwaste
Collecting vessel 11, water storing tank A12, landwaste funnel 13, inner tube 14, outer tube 15, ball valve C16, ring seal packer 17, water inlet 18, gas
Body import 19, gas flowmeter 20, corrosion protection pump 21, ball valve D22, methane storage bottle 23, hydrogen sulfide storage bottle 24, oxygen storage bottle 25, two
Carbonoxide storage bottle 26, rectangular box 27, water enchroachment (invasion) entrance 28, ball valve F29, fluid flowmeter 30, water pump 31, water storing tank B32 and height
Fast video camera 33 forms.Water storing tank B32 is connected with water pump 31, fluid flowmeter 30, ball valve F29 and water enchroachment (invasion) entrance 28 successively；Sulphur
Change it is in parallel with methane storage bottle 23 after hydrogen storage bottle 24, oxygen storage bottle 25 and the three's parallel connection of carbon dioxide storage bottle 26, then together and ball
Valve D22, corrosion protection pump 21, gas flowmeter 20, ball valve and gas feed 19 are cascaded；Water storing tank A12 successively with liquid flow
Gauge, ball valve C16 are connected with water inlet 18.
As shown in figure 1, tested because that can be used in experimentation to a small amount of hydrogen sulfide gas, so experimental selection exists
Two large beakers that sodium hydroxide is housed are placed at indoor progress and front/rear door indoors；Physical simulation process is：It is logical first
Cross after ball valve C16 injects the water of box height a quarter into rectangular box 27 and close ball valve C16, now in simulated formation
Irreducible water, ball valve B8, methane storage bottle 23, ball valve D22, corrosion protection pump 21 and the ball being connected with gas flowmeter 20 are then opened successively
Valve, close ball valve A6, methane gas circulate a period of time in the presence of corrosion protection pump 21, then opening hydrogen sulfide storage bottle 24,
Oxygen storage bottle 25 and carbon dioxide storage bottle 26, all gas are closed after adding a small amount of hydrogen sulfide, oxygen and carbon dioxide
Storage bottle.Methane gas and a small amount of hydrogen sulfide, oxygen, carbon dioxide circulate together, then open ball valve C16 and landwaste leakage
Bucket 13 and constantly injected into rectangular box 27 a small amount of water can cutting grain, now simulate the continuous production process in gas field, i.e.,
The process of gas drive water.From mixture outlet 4 flow out mixture separated into two phase separator 5, the gas isolated after
Continuous circulation, the water and cutting grain isolated enter water storing tank B32.The pressure of display tends to be steady in machine monitoring system 1 to be calculated
After fixed, water pump 31 and ball valve F29 are opened successively, the water influx of water enchroachment (invasion) entrance 28 are controlled by regulation ball valve F29, now
Simulation actual condition issues unboiled water and invades process, produces water purging process, that is, produces air water and mutually ooze hysteresis.According to experimental program
The water influx of setting is tested, and obtaining different water influxs eventually through computer monitoring system 1 corresponds to different pressure changes
And draw the relation curve between water influx and pressure, i.e., whole simulation process terminates.It is then switched off ball valve B8 and opens ball valve
A6, switch off the pump 31, ball valve F29, ball valve C16 and corrosion protection pump 21 successively after 10 seconds, and mixed gas, water and cutting grain enter together
Enter gas-liquid-solid three-phase separator 9 to be separated, the gas isolated enters sodium hydroxide basin 7 and absorbs hydrogen sulfide gas, remaining
Gas is discharged into air；The water isolated enters water storing tank A12, and the cutting grain isolated enters miniature fluidized-bed dryer 10
Reused after being dried into landwaste collecting vessel 11.Whole experiment process carries out record water by high-speed camera 33
Invade rear air water and mutually ooze hysteresis, its experimental result will be significant to live Practical Project with experimental phenomena.
Claims (5)
1. a kind of simulate water influx during the water enchroachment (invasion) of carbonate rock gas field to mutually oozing the experimental provision of influence, mainly supervised by computer
Examining system (1), pressure sensor (2), can pipe joint (3), mixture outlet (4), two phase separator (5), ball valve A inside and outside open type
(6), sodium hydroxide basin (7), ball valve B (8), gas-liquid-solid three-phase separator (9), miniature fluidized-bed dryer (10), landwaste are received
Collect bucket (11), water storing tank A (12), landwaste funnel (13), inner tube (14), outer tube (15), ball valve C (16), ring seal packer (17),
Water inlet (18), gas feed (19), gas flowmeter (20), corrosion protection pump (21), ball valve D (22), methane storage bottle (23), vulcanization
Hydrogen storage bottle (24), oxygen storage bottle (25), carbon dioxide storage bottle (26), rectangular box (27), water enchroachment (invasion) entrance (28), ball valve F (29),
Fluid flowmeter (30), water pump (31), water storing tank B (32) and high-speed camera (33) composition, it is characterised in that：Water storing tank B
(32) it is connected successively with water pump (31), fluid flowmeter (30), ball valve F (29) and water enchroachment (invasion) entrance (28)；Hydrogen sulfide storage bottle (24),
It is in parallel with methane storage bottle (23) after oxygen storage bottle (25) and carbon dioxide storage bottle (26) three's parallel connection, then together with ball valve D
(22), corrosion protection pump (21), gas flowmeter (20), ball valve and gas feed (19) are cascaded；Water storing tank A (12) successively with
Fluid flowmeter, ball valve C (16) are connected with water inlet (18).
2. according to claim 1 a kind of water influx during the water enchroachment (invasion) of carbonate rock gas field is simulated on mutually oozing the experiment of influence
Device, it is characterised in that：Inner tube (14) and outer tube (15) are all made using the high pressure resistant PC materials of transparent high intensity, internal diameter point
Wei not 76mm and 127mm and pressure-bearing 10MPa；Can inside and outside open type pipe joint (3) using can open type design, can be according to the actual work in scene
Pipe size is tested inside and outside condition replacing.
3. according to claim 1 a kind of water influx during the water enchroachment (invasion) of carbonate rock gas field is simulated on mutually oozing the experiment of influence
Device, it is characterised in that：Rectangular box (27) is made using the high pressure resistant PC materials of transparent high intensity, pressure-bearing 10MPa；Rectangle
Casing (27) center and inner tube (14) and outer tube (15) center line are on same vertical line, water enchroachment (invasion) entrance (28) and gas feed
(19) bore is identical and is designed in symmetrical expression.
4. according to claim 1 a kind of water influx during the water enchroachment (invasion) of carbonate rock gas field is simulated on mutually oozing the experiment of influence
Device, it is characterised in that：Water storing tank A (12) and water storing tank B (32) is two specification identical water storing tanks, ring seal packer (17)
Using annular design, the purpose is to prevent fluid from entering in the annular space between inner tube (14) and outer tube (15)；In inner tube (14) and
Rectangular box (27) top is respectively equipped with a pressure sensor (2).
5. according to claim 1 a kind of water influx during the water enchroachment (invasion) of carbonate rock gas field is simulated on mutually oozing the experiment of influence
Device, it is characterised in that：Under the methane gas simulation actual condition during whole experimental simulation in methane storage bottle (23)
Stratum aerogenesis, a small amount of water that normal production gas carries out under the Fluid Dynamics actual condition in water storing tank A (12), water storing tank B
(32) under the Fluid Dynamics actual condition in, stratum in production process under the cutting grain simulation actual condition in landwaste funnel (13)
Shake out, the packer in shaft bottom, inner tube (14) simulate the oil pipe under actual condition under ring seal packer (17) simulation actual condition, outside
Manage (15) simulation actual condition under into production sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720745923.9U CN206848130U (en) | 2017-06-26 | 2017-06-26 | It is a kind of to simulate water influx during the water enchroachment (invasion) of carbonate rock gas field to mutually oozing the experimental provision of influence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720745923.9U CN206848130U (en) | 2017-06-26 | 2017-06-26 | It is a kind of to simulate water influx during the water enchroachment (invasion) of carbonate rock gas field to mutually oozing the experimental provision of influence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206848130U true CN206848130U (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720745923.9U Expired - Fee Related CN206848130U (en) | 2017-06-26 | 2017-06-26 | It is a kind of to simulate water influx during the water enchroachment (invasion) of carbonate rock gas field to mutually oozing the experimental provision of influence |
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| Country | Link |
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| CN (1) | CN206848130U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682740A (en) * | 2019-02-11 | 2019-04-26 | 河海大学 | A kind of method of determining disturbed belt non-linear flow permeability parameters |
| CN110374559A (en) * | 2018-04-10 | 2019-10-25 | 陈光凌 | The method and device that different displacement modes influence low medium-high permeable reservoir oil displacement efficiency |
-
2017
- 2017-06-26 CN CN201720745923.9U patent/CN206848130U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374559A (en) * | 2018-04-10 | 2019-10-25 | 陈光凌 | The method and device that different displacement modes influence low medium-high permeable reservoir oil displacement efficiency |
| CN109682740A (en) * | 2019-02-11 | 2019-04-26 | 河海大学 | A kind of method of determining disturbed belt non-linear flow permeability parameters |
| CN109682740B (en) * | 2019-02-11 | 2021-11-30 | 河海大学 | Method for determining nonlinear flow permeability parameter of disturbed belt |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20180626 |