CN206091976U - Experimental apparatus is invaded to high pressure -break nature gas reservoir water of simulation high temperature - Google Patents
Experimental apparatus is invaded to high pressure -break nature gas reservoir water of simulation high temperature Download PDFInfo
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- CN206091976U CN206091976U CN201621144582.1U CN201621144582U CN206091976U CN 206091976 U CN206091976 U CN 206091976U CN 201621144582 U CN201621144582 U CN 201621144582U CN 206091976 U CN206091976 U CN 206091976U
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- pressure
- temperature
- control system
- reaction kettle
- gas
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Abstract
The utility model relates to a gas reservoir exploitation technical field experimental apparatus is invaded to high pressure -break nature gas reservoir water of simulation high temperature, mainly by the simulated formation unit, water injection gas injection unit and data acquisition and processing system constitute. During the experiment, at first apply confined pressure and temperature by confined pressure control system, temperature control system for the rock core, utilize the gas injection pump to fill gas in with the rock core, then stop the gas injection and utilize the infusion pump water injection, open no. Three valves and carry out the gas production, utilize data acquisition and processing terminal real -time data collection, carry out the experiment under different stratum temperature, pressure, the water yield condition, the influence to the recovery ratio is invaded to research crack nature gas reservoir water. The utility model has the advantages of being simple in structure and convenient in operation, the device considers different formation pressure, temperature and water yield, can be close true formation condition ground research crack nature gas reservoir water more and invade the influence to the recovery ratio.
Description
Technical field
This utility model is related to gas reservoir exploitation technical field, more particularly to a kind of simulation High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion)
Experimental provision.
Background technology
Occupy very big ratio in the gas reservoir that Fractured Gas Reservoir at home and abroad finds, but because gas reservoir fracture network is sent out
Educate, geologic structure is complicated, increases exploitation difficulty.If there is side-bottom water, in the recovery process of gas reservoir, due to along well footpath
Can be gradually lowered to pressure, cause side-bottom water in the presence of pressure reduction, to well migration, water along fissure channel to gas well channelling,
Cause portion gas by water seal every, gas well yield is greatly reduced and even stops production, this will have a strong impact on the recovery ratio of gas reservoir and opens
Benefit is sent out, to gas reservoir development great difficulty is brought.
Impact problem for Fractured Gas Reservoir water enchroachment (invasion) to gas deposit recovery efficiency, a kind of mould disclosed in patent CN105604545A
Intend the experimental provision and method of gas reservoir water enchroachment (invasion), using simulation fracture hole the process of water enchroachment (invasion) can be observed, will appreciate that remaining after water enchroachment (invasion)
The distribution characteristicss of gas, so as to formulate more reasonably gas reservoir exploitation scheme according to the distribution characteristicss of residual gas after water enchroachment (invasion).But pressure
The impact of power and temperature to Liquid Flow in actual gas reservoir studies impact of the Fractured Gas Reservoir water enchroachment (invasion) to recovery ratio than larger, and ten
Divide and be necessary to consider strata pressure and temperature.
For the existing deficiency with regard to Fractured Gas Reservoir water enchroachment (invasion) analogue experiment installation, devise a kind of simulation High Temperature High Pressure and split
Seam property gas reservoir water enchroachment (invasion) experimental provision, the experimental provision is mainly made up of three parts：Simulated formation unit, water filling air injection unit sum
According to acquisition processing system, can be with simulation fracture gas reservoir in different edge-bottom water, pressure reduction temperature and gas recovery velocity bar using the device
Water-invasion mechanism under part.
The content of the invention
This utility model purpose is to overcome the shortcomings of that existing Fractured Gas Reservoir water enchroachment (invasion) analogue experiment installation is present, there is provided
A kind of simulation High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion) experimental provision.
This utility model is achieved through the following technical solutions：
One kind simulation High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion) experimental provision, mainly by high-temperature high-pressure reaction kettle, rock core, gas injection
Pump, valve, No. two valves, pressure gauge, confined pressure control system, temperature control system, topping-up pump, fluid reservoir, No. two pressure
Table, No. three valves, No. three pressure gauges and data collecting and processing unit are constituted；Install to carry and split in the high-temperature high-pressure reaction kettle inside
The rock core of seam, external connection confined pressure control system and temperature control system；High-temperature high-pressure reaction kettle bottom connects respectively gas injection pump with note
Liquid pump, topping-up pump is connected with fluid reservoir；High-temperature high-pressure reaction kettle top connects fluid reservoir；A number valve is arranged on high temperature
Between autoclave and gas injection pump, No. two valves are arranged between high-temperature high-pressure reaction kettle and topping-up pump, and No. three valves are installed
Between high-temperature high-pressure reaction kettle and fluid reservoir；A number pressure gauge is arranged on No. two between valve and topping-up pump, No. two pressures
Power table is arranged on high-temperature high-pressure reaction kettle top, and No. three pressure gauges are installed in No. three between valve and fluid reservoir；The temperature control system
System, No. two pressure gauges, No. three pressure gauges are connected respectively with data acquisition process terminal.
It is further that in experiment, it is 80MPa to control confined pressure in high-temperature high-pressure reaction kettle to the confined pressure control system.
It is further that in experiment, it is 115 ° to control temperature in high-temperature high-pressure reaction kettle to the temperature control system.
The beneficial effects of the utility model are：When starting experiment, a valve, No. two valves, No. three valves are first shut off
Door, the confined pressure and temperature of setting are applied respectively by confined pressure control system and temperature control system to rock core in high-temperature high-pressure reaction kettle,
Open gas injection pump and simultaneously open a valve, the gas injection into high-temperature high-pressure reaction kettle, until pressure stability shown in No. two pressure gauges in
During design load, close a valve and stop gas injection；Open topping-up pump and open No. two valves and No. three valves, control fluid injection stream
Amount, makes No. two pressure gauges in design load, by data acquisition process terminal Real-time Collection temperature control system, No. two pressure gauges, three
Number pressure gauge data；After experiment, using data acquisition process terminal data process＆analysis are carried out.By temperature control system, confined pressure
Control system and topping-up pump, simulation different temperatures, strata pressure, water yield condition, research Fractured Gas Reservoir water enchroachment (invasion) is to harvesting
The impact of rate.
Advantage of the present utility model：It is simple structure, easy to operate, study Fractured gas with being more nearly true formation condition
Hide impact of the water enchroachment (invasion) to recovery ratio.
Description of the drawings
Fig. 1 is a kind of structural representation of simulation High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion) experimental provision of this utility model.
In figure：1. high-temperature high-pressure reaction kettle, 2. rock core, 3. gas injection pump, 4. a valve, 5. No. two valves, 6. a pressure
Power table, 7. confined pressure control system, 8. temperature control system, 9. topping-up pump, 10. fluid reservoir, 11. No. two pressure gauges, 12. No. three valves,
13. No. three pressure gauges, 14. data acquisition process terminals.
Specific embodiment
This utility model is described further below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of simulation High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion) experimental provision of this utility model, mainly by high temperature
Autoclave 1, rock core 2, gas injection pump 3, a valve 4, two valve 5, pressure gauge 6, a confined pressure control system 7, temperature control
System 8, topping-up pump 9,12, No. three pressure gauges 13 of the valve of pressure gauge 11, three of fluid reservoir 10, two and data collecting and processing unit
14 compositions；Install with crannied rock core 2, external connection confined pressure control system 7 and temperature control the inside of the high-temperature high-pressure reaction kettle 1
System 8；The bottom of high-temperature high-pressure reaction kettle 1 connects respectively gas injection pump 3 and topping-up pump 9, and topping-up pump 9 is connected with fluid reservoir 10；It is high
The top of warm autoclave 1 connects fluid reservoir 10；A number valve is arranged between high-temperature high-pressure reaction kettle 1 and gas injection pump 3,
No. two valves 5 are arranged between high-temperature high-pressure reaction kettle 1 and topping-up pump 9, No. three valves 12 be arranged on high-temperature high-pressure reaction kettle 1 with
Between fluid reservoir 10；A number pressure gauge 6 is arranged between No. two valves 5 and topping-up pump 9, for monitoring reservoir quantity, No. two
Pressure gauge 11 is arranged on the top of high-temperature high-pressure reaction kettle 1, for monitoring pressure in high-temperature high-pressure reaction kettle 1, No. three pressure gauges 13
Between No. three valves 12 and fluid reservoir 10, for monitoring gas production；The pressure gauge 11, three of the temperature control system 8, two
Pressure gauge 13 is connected respectively with data acquisition process terminal 14.
Used as preferred embodiment, the confined pressure control system 7 is enclosed in experiment in control high-temperature high-pressure reaction kettle 1
Press as 80MPa.
Used as preferred embodiment, in experiment, control temperature in high-temperature high-pressure reaction kettle 1 is the temperature control system 8
115°.The step of being tested with the device is as follows：
Step A：A valve 12 of valve 5, three of valve 4, two is kept to be closed first, by confined pressure control
System 7 sets respectively the confined pressure and temperature of rock core 2 in high-temperature high-pressure reaction kettle 1 with temperature control system 8；
Step B：Open gas injection pump 3 and open a valve 4, the gas injection into high-temperature high-pressure reaction kettle 1, until No. two pressure
Pressure stability shown in table 11 is closed a valve 4 and stops gas injection when design load；Open topping-up pump 9 and open No. two valves 5 with
No. three valves 13, control fluid injection flow, pressure shown in No. two pressure gauges 6 are made in design load, by data acquisition process terminal
14 data of pressure gauge 13 of pressure gauge 11, three of Real-time Collection temperature control system 8, two；
Step C：Reset the formation temperature or strata pressure or water yield condition of simulation；
Step D：Repeat step A～C；
Step E：After experiment terminates, data process＆analysis are carried out using data acquisition process terminal 14, research simulation is not
Under the conditions of synthermal, strata pressure, water yield, impact of the Fractured Gas Reservoir water enchroachment (invasion) to recovery ratio.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or be converted,
And all these modifications and variations should all belong to the protection domain of this utility model claims.
Claims (3)
1. a kind of simulation High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion) experimental provision, mainly by high-temperature high-pressure reaction kettle (1), rock core (2),
Gas injection pump (3), valve (4), No. two valves (5), pressure gauge (6), confined pressure control system (7), temperature control system (8),
Topping-up pump (9), fluid reservoir (10), No. two pressure gauges (11), No. three valves (12), No. three pressure gauges (13) and data acquisition process
Terminal (14) is constituted, it is characterised in that：Install with crannied rock core (2) inside the high-temperature high-pressure reaction kettle (1), outside connects
Connect confined pressure control system (7) and temperature control system (8)；High-temperature high-pressure reaction kettle (1) bottom connects respectively gas injection pump (3) and topping-up pump
(9), topping-up pump (9) is connected with fluid reservoir (10)；High-temperature high-pressure reaction kettle (1) top connection fluid reservoir (10)；Described No. one
Between high-temperature high-pressure reaction kettle (1) and gas injection pump (3), No. two valves (5) are installed in high-temperature high-pressure reaction kettle for valve (4)
(1) and topping-up pump (9) between, No. three valves (12) are between high-temperature high-pressure reaction kettle (1) and fluid reservoir (10)；Described one
Between No. two valves (5) and topping-up pump (9), No. two pressure gauges (11) are installed in high-temperature high-voltage reaction for number pressure gauge (6)
Kettle (1) top, No. three pressure gauges (13) are between No. three valves (12) and fluid reservoir (10)；The temperature control system (8), two
Number pressure gauge (11), No. three pressure gauges (13) are connected respectively with data acquisition process terminal (14).
2. one kind according to claim 1 simulates High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion) experimental provision, it is characterised in that：Enclose
Pressure control system (7) controls the interior confined pressure of high-temperature high-pressure reaction kettle (1) for 80MPa in experiment.
3. one kind according to claim 1 simulates High Temperature High Pressure Fractured Gas Reservoir water enchroachment (invasion) experimental provision, it is characterised in that：Temperature
Control system (8) controls the interior temperature of high-temperature high-pressure reaction kettle (1) for 115 ° in experiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621144582.1U CN206091976U (en) | 2016-10-21 | 2016-10-21 | Experimental apparatus is invaded to high pressure -break nature gas reservoir water of simulation high temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621144582.1U CN206091976U (en) | 2016-10-21 | 2016-10-21 | Experimental apparatus is invaded to high pressure -break nature gas reservoir water of simulation high temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206091976U true CN206091976U (en) | 2017-04-12 |
Family
ID=58484693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621144582.1U Expired - Fee Related CN206091976U (en) | 2016-10-21 | 2016-10-21 | Experimental apparatus is invaded to high pressure -break nature gas reservoir water of simulation high temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206091976U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976529A (en) * | 2017-12-28 | 2018-05-01 | 中国华能集团公司 | A kind of multifunctional reaction still experimental system and experimental method |
| CN108505987A (en) * | 2018-04-02 | 2018-09-07 | 西南石油大学 | A kind of gas reservoir difference fractue spacing pattern water enchroachment (invasion) experimental provision and method |
| CN108661626A (en) * | 2018-08-02 | 2018-10-16 | 西南石油大学 | Borehole wall water enchroachment (invasion) analogue experiment installation under a kind of high temperature and pressure |
| CN113495052A (en) * | 2020-03-20 | 2021-10-12 | 中国石油天然气集团有限公司 | Salt cavern gas storage well CO2Corrosion simulation experiment device and method |
-
2016
- 2016-10-21 CN CN201621144582.1U patent/CN206091976U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976529A (en) * | 2017-12-28 | 2018-05-01 | 中国华能集团公司 | A kind of multifunctional reaction still experimental system and experimental method |
| CN107976529B (en) * | 2017-12-28 | 2023-09-29 | 中国华能集团公司 | Multifunctional reaction kettle experiment system and experiment method |
| CN108505987A (en) * | 2018-04-02 | 2018-09-07 | 西南石油大学 | A kind of gas reservoir difference fractue spacing pattern water enchroachment (invasion) experimental provision and method |
| CN108661626A (en) * | 2018-08-02 | 2018-10-16 | 西南石油大学 | Borehole wall water enchroachment (invasion) analogue experiment installation under a kind of high temperature and pressure |
| CN108661626B (en) * | 2018-08-02 | 2023-11-21 | 西南石油大学 | High-temperature high-pressure well wall water invasion simulation experiment device |
| CN113495052A (en) * | 2020-03-20 | 2021-10-12 | 中国石油天然气集团有限公司 | Salt cavern gas storage well CO2Corrosion simulation experiment device and method |
| CN113495052B (en) * | 2020-03-20 | 2024-03-26 | 中国石油天然气集团有限公司 | Salt cavern gas storage well CO 2 Corrosion simulation experiment device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170412 Termination date: 20171021 |