CN207114516U - A kind of experimental provision for hydrate flowing security study in Deepwater Risers - Google Patents
A kind of experimental provision for hydrate flowing security study in Deepwater Risers Download PDFInfo
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- CN207114516U CN207114516U CN201721074853.5U CN201721074853U CN207114516U CN 207114516 U CN207114516 U CN 207114516U CN 201721074853 U CN201721074853 U CN 201721074853U CN 207114516 U CN207114516 U CN 207114516U
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- hydrate
- reaction kettle
- hydrate reaction
- deepwater risers
- water
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Abstract
The utility model discloses a kind of experimental provision for hydrate flowing security study in Deepwater Risers, including inclination angle-adjustable and high pressure visable hydrate reaction kettle, air supply system, liquid injection system, temperature control system, the data acquisition and processing system of thermograde；Air supply system is connected by gas supply line with the hydrate reaction kettle bottom；Liquid injection system is connected by fluid injection pipeline with hydrate reaction kettle top, is injected liquid into described hydrate reaction kettle；The temperature of hydrate reaction kettle is adjusted by water bath with thermostatic control for temperature control system；Data acquisition and processing system, for gather hydrate reaction kettle, air supply system, liquid injection system parameters and handled.The utility model can simulate the Deepwater Risers with differing tilt angles and total temperature gradient；Deposition conditions of the hydrate in low-temperature zone can be studied；Heating of the hydrate in Deepwater Risers, decompression, note inhibitor decomposition situation etc. can not be studied.
Description
Technical field
The utility model belongs to deep water hydrocarbon pipelined flowing safeguard technology field, and in particular to one kind is used for deep
The experimental provision of hydrate flowing security study in water standpipe.
Background technology
Deep water hydrocarbon gathering system has the characteristics of low temperature, high pressure, long range, big discrepancy in elevation, therefore hydrate is very easy to
Formed in Deepwater Risers and trigger standpipe to block.At present, constantly expanded with the exploitation of petroleum resources to deep water field, by water
Deepwater Risers flowing safety problem is more serious caused by compound is generated and blocked.In addition, the particular surroundings residing for Deepwater Risers
Also extreme difficulties can be brought to the prevention and removing de-plugging work of hydrate.Therefore, the hydrate flowing safety in Deepwater Risers
The focus of attention of association area researcher is turned into.
At present, the research of safety is flowed mainly for horizontal pipe, the experiment of its research institute to hydrate in laboratory
Device is mostly pipe stream loop.However, these pipe stream loop devices do not have standpipe section mostly, therefore cannot be used for water in standpipe
The research of compound flowing safety.Though there are a small number of pipe stream loops that there is standpipe section, supporting control and monitoring hand with its standpipe section
Section is but more deficient, for example, can not simulate the big thermograde of Deepwater Risers, can not study hydrate low-temperature zone deposition, can
It is narrower etc. depending on scope.In addition, the scale of pipe stream loop is relatively large, therefore the cost of its construction, operation and maintenance is higher, is unfavorable for
Popularization and application.It can be seen that a kind of easy economic experimental provision is needed to enter safely come the flowing to hydrate in Deepwater Risers at present
Row is specialized in.
Utility model content
In view of the shortcomings of the prior art, there is provided a kind of experiment dress for hydrate flowing security study in Deepwater Risers
Put, the characteristics of device can preferably simulate deepwater riser system and operating condition, and then can be to hydrate in Deepwater Risers
Formation and characteristics, aggregation properties, deposition characteristics and resolution characteristic studied.
To achieve the above object, the utility model adopts the following technical scheme that：
A kind of experimental provision for hydrate flowing security study in Deepwater Risers, including inclination angle-adjustable and temperature
High pressure visable hydrate reaction kettle, air supply system, liquid injection system, temperature control system, the data acquisition and processing system of gradient；
The air supply system is connected by gas supply line with the hydrate reaction kettle bottom, is described hydrate reaction
Kettle provides certain pressure；The liquid injection system is connected by fluid injection pipeline with hydrate reaction kettle top, is injected liquid into
In described hydrate reaction kettle；The temperature control system is adjusted by water bath with thermostatic control to the temperature of hydrate reaction kettle
Section；The data acquisition and processing system, for gather hydrate reaction kettle, air supply system, liquid injection system parameters simultaneously
Handled.
Preferably, it is the hollow cylinder of connection inside the hydrate reaction kettle, outside is identical and mutually not for six sizes
Hydrate reaction kettle is divided into the sub- reactor of six independent temperature controls by the independent water-bath chuck of connection, the water-bath chuck.
Preferably, the water-bath chuck bottom is provided with refrigerant inlet, and top is provided with refrigerant exit, and refrigerant inlet and refrigerant go out
Mouth is connected with the delivery port and water inlet of water bath with thermostatic control respectively by flexible pipe；
Preferably, the sub- reactor rear and front end is symmetrically provided with a pair of sapphire visual windows, is reacted for antithetical phrase
Experimental phenomena in kettle is observed, without water-bath chuck at the sapphire visual window；
Preferably, the sub- reactor is medianly zygomorphic is provided with two temperature sensors, for sub- reactor
The collection of interior temperature.
Preferably, the hydrate reaction kettle side is connected with supporting plate, and the supporting plate passes through hydraulic push rod and rotating shaft
It is connected with device seat, the angle of inclination of the adjustable hydrate reaction kettle of hydraulic push rod is manipulated during experiment.
Preferably, safety valve is installed at the top of the hydrate reaction kettle；
Preferably, the hydrate reaction kettle top is provided with inlet and exhaust outlet, the hydrate reaction kettle bottom
Air inlet and leakage fluid dram are installed；
Preferably, hydrate reaction bottom portion is provided with mechanical agitator, is used to simulate vertical tube fluid during unlatching
Flowing；The mechanical agitator bottom is connected with torque sensor, and the torque sensor is used to measure mechanical agitator in water
Moment of torsion when being rotated in compound reactor；
Preferably, the air supply system includes gas cylinder, gas pressure reducer, gas supply line, the gas cylinder, gas
It is sequentially connected between pressure-reducing valve by gas supply line；The air supply system is entered by gas supply line and hydrate reaction kettle bottom
Gas port is connected.
Preferably, the liquid injection system includes fluid reservoir, constant flow pump, fluid injection pipeline, leads between the fluid reservoir, constant flow pump
Fluid injection pipeline is crossed to be sequentially connected；The liquid injection system is connected by fluid injection pipeline with the inlet on hydrate reaction kettle top.
Preferably, the temperature control system includes the water bath with thermostatic control of six autonomous workings；The water outlet of the water bath with thermostatic control
Mouthful and water inlet be connected respectively with the refrigerant inlet and refrigerant exit of water-bath chuck, by adjusting the temperature of each water bath with thermostatic control during experiment
Spend to simulate the thermograde of Deepwater Risers, while can also study deposition conditions and hydrate of the hydrate in low-temperature zone in deep water
Heat resolve situation in standpipe.
Preferably, the data acquisition and processing system include be connected with capture card pressure sensor, temperature sensor,
Torque sensor, gas flowmeter, fluid flowmeter, high-speed camera and computer；The pressure sensor is arranged on water
At the top and bottom of compound reactor；The temperature sensor is symmetrically mounted on the left and right sides of sub- reactor；The torque sensing
Device is arranged on mechanical agitator bottom；The gas flowmeter is arranged between gas pressure reducer and air inlet on gas supply line；
The fluid flowmeter is arranged on the fluid injection pipeline between constant flow pump and inlet；The high-speed camera is arranged in sub- reaction
At kettle sapphire visual window；The capture card is connected with computer；The computer is used to handle hydrate reaction kettle, supply system
System, every acquisition parameter of liquid injection system.
The beneficial effects of the utility model are：
The angle of inclination of hydrate reaction kettle can be adjusted by manipulating hydraulic push rod, and then simulation has different inclination angle
The Deepwater Risers of degree；The total temperature gradient of Deepwater Risers can be simulated by adjusting the temperature of different waters bath with thermostatic control；Tune can be passed through
The temperature of different waters bath with thermostatic control is saved to study deposition conditions of the hydrate in low-temperature zone；Regulating thermostatic bath temperature, row can be passed through
Gas port exhaust, liquid injection system note inhibitor to study heating, decompression, note inhibitor decomposition of the hydrate in Deepwater Risers respectively
Situation；Can be by beginning/stopping supply and open/close down mechanical agitation to simulate stopping transportation/restart under operating mode in Deepwater Risers
The Formation and characteristics of hydrate；Formation and characteristics, aggregation properties, deposition characteristics of the visual window to hydrate in Deepwater Risers can be passed through
And resolution characteristic carries out Real Time Observation research；It is low compared to pipe stream loop, the plant area small scale, cost and operating cost.
To sum up, flowing security study of the utility model to hydrate in Deepwater Risers is significant.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not form the improper restriction to the application.
Fig. 1 is structural representation of the present utility model.
In figure：1- hydrate reaction kettles, 2- safety valves, 3- high-speed cameras, 4- supporting plates, 5- sapphire visual windows, 6-
Water-bath chuck, 7- hydraulic push rods, 8- rotating shafts, 9- bearings, 10- torque sensors, 11- mechanical agitators, 12- waters bath with thermostatic control, 13-
Fluid reservoir, 14- constant flow pumps, 15- fluid flowmeters, 16- gas cylinders, 17- gas pressure reducers, 18- gas flowmeters, 19- are adopted
Truck, 20- computers.TT is temperature sensor, and PT is pressure sensor, and V1-V10 is each valve, and wherein V1-V5 cuts for liquid phase
Only valve, V6-V10 are gas phase needle valve.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
The utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of experimental provision for hydrate flowing security study in Deepwater Risers, including adjustable inclination
The high pressure visable hydrate reaction kettle 1 of angle and thermograde, air supply system, liquid injection system, temperature control system, data acquisition
And processing system；The air supply system is connected by gas supply line with the bottom of hydrate reaction kettle 1；The liquid injection system passes through note
Liquid pipe line is connected with the top of hydrate reaction kettle 1；The temperature control system is by water bath with thermostatic control 12 to hydrate reaction kettle 1
Temperature is adjusted；The Data collection and precessing system, for gathering hydrate reaction kettle 1, air supply system, liquid injection system
Parameters are simultaneously handled.
The utility model can simulate the Deepwater Risers with differing tilt angles；The total temperature ladder of Deepwater Risers can be simulated
Degree；Deposition conditions of the hydrate in low-temperature zone can be studied；Heating, decompression, note suppression of the hydrate in Deepwater Risers can not be studied
Preparation decomposes situation；The Formation and characteristics of stopping transportation/restart hydrate in Deepwater Risers under operating mode can be simulated；Can be to hydrate in depth
Formation and characteristics, aggregation properties, deposition characteristics and resolution characteristic in water standpipe carry out Real Time Observation research.
Preferably, the inside of the hydrate reaction kettle 1 is the hollow cylinder of connection, and outside is identical and mutually not for six sizes
The independent water-bath chuck 6 of connection, the water-bath chuck 6 divide hydrate reaction kettle 1 for the sub- reactor of six independent temperature controls；
The left side of hydrate reaction kettle 1 is connected with supporting plate 4, and the back of supporting plate 4 passes through hydraulic push rod 7 and rotating shaft
8 are connected with device seat 9, adjust the angle of inclination of hydrate reaction kettle 1 by manipulating hydraulic push rod 7 during experiment；
The top of hydrate reaction kettle 1 is provided with safety valve 2；
The top and bottom of hydrate reaction kettle 1 are respectively provided with a pressure sensor, are respectively used to gather hydrate
The pressure of the top and bottom of reactor 1；
The top of hydrate reaction kettle 1 is provided with inlet and exhaust outlet, and the bottom of hydrate reaction kettle 1 is provided with
Air inlet and leakage fluid dram；
The bottom of hydrate reaction kettle 1 is provided with mechanical agitator 11, is used to simulate flow of fluid in standpipe during unlatching；
The bottom of mechanical agitator 11 is connected with torque sensor 10, and the torque sensor 10 exists for measuring mechanical agitator 11
Moment of torsion when being rotated in hydrate reaction kettle 1；
The bottom of water-bath chuck 6 is provided with refrigerant inlet, and top is provided with refrigerant exit, and refrigerant inlet and refrigerant exit pass through
Flexible pipe is connected with the delivery port and water inlet of water bath with thermostatic control 12 respectively；
The sub- reactor rear and front end is symmetrically provided with a pair of sapphire visual windows 5, in sub- reactor
Experimental phenomena is observed, without water-bath chuck 6 at the sapphire visual window 5；
The sub- reactor is medianly zygomorphic to be provided with two temperature sensors, for sub- reactor temperature
Collection.
Preferably, the air supply system includes gas cylinder 16, gas pressure reducer 17, gas supply line, the gas cylinder
16th, it is sequentially connected between gas pressure reducer 17 by gas supply line；The air supply system passes through gas supply line and hydrate reaction
The air inlet of the bottom of kettle 1 is connected.
Preferably, the liquid injection system includes fluid reservoir 13, constant flow pump 14, fluid injection pipeline, the fluid reservoir 13, constant flow pump
It is sequentially connected between 14 by fluid injection pipeline；The liquid injection system passes through fluid injection pipeline and the feed liquor on the top of hydrate reaction kettle 1
Mouth is connected.
Preferably, the temperature control system includes the water bath with thermostatic control 12 of six autonomous workings；The water bath with thermostatic control 12
Delivery port and water inlet are connected with the refrigerant inlet and refrigerant exit of water-bath chuck 6 respectively, by adjusting each thermostatted water during experiment
The temperature of bath 12 simulates the thermograde of Deepwater Risers, while can also study deposition conditions and hydration of the hydrate in low-temperature zone
Heat resolve situation of the thing in Deepwater Risers.
Preferably, the data acquisition and processing system include pressure sensor, temperature sensor, torque sensor 10,
Gas flowmeter 18, fluid flowmeter 15, high-speed camera 3, capture card 19, computer 20；Described pressure sensor, temperature
Sensor, torque sensor 10, gas flowmeter 18, fluid flowmeter 15, high-speed camera 3 are connected with capture card 19, described
Capture card 19 be connected with computer 20；The pressure sensor is arranged on the top and bottom of hydrate reaction kettle 1；The temperature
Sensor is symmetrically mounted on the left and right sides of sub- reactor；The torque sensor 10 is arranged on the bottom of mechanical agitator 11；Institute
Gas flowmeter 18 is stated to be arranged between gas pressure reducer 17 and air inlet on gas supply line；The fluid flowmeter 15 is arranged on
On fluid injection pipeline between constant flow pump 14 and inlet；The high-speed camera 3 is arranged in sub- reactor sapphire visual window 5
Place；The capture card 19 is connected with computer 20；The computer 20 is used to handle hydrate reaction kettle 1, air supply system, fluid injection
Every acquisition parameter of system.
The utility model can adjust the angle of inclination of hydrate reaction kettle 1 by manipulating hydraulic push rod 7, and then simulate tool
There are the Deepwater Risers of differing tilt angles；The total temperature of Deepwater Risers can be simulated by adjusting the temperature of different waters bath with thermostatic control 12
Gradient；Deposition conditions of the hydrate in low-temperature zone can be studied by adjusting the temperature of different waters bath with thermostatic control 12；Regulation can be passed through
Water bath with thermostatic control temperature 12, vent, liquid injection system note inhibitor come study respectively heating of the hydrate in Deepwater Risers,
Decompression, note inhibitor decompose situation；Can be by beginning/stopping supply and open/close down mechanical agitation 11 to simulate stopping transportation/open again
Under condition of starting building in Deepwater Risers hydrate Formation and characteristics；Can by sapphire visual window 5 to hydrate in Deepwater Risers
Formation and characteristics, aggregation properties, deposition characteristics and resolution characteristic carry out Real Time Observation research；Compared to pipe stream loop, the device accounts for
Ground small scale, cost and operating cost are low.To sum up, flowing security study of the utility model to hydrate in Deepwater Risers has
Significance.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, people in the art
Member need not pay the various modifications that creative work can make or deformation still within the scope of protection of the utility model.
Claims (9)
1. a kind of experimental provision for hydrate flowing security study in Deepwater Risers, it is characterised in that including adjustable inclination
The high pressure visable hydrate reaction kettle of angle and thermograde, air supply system, liquid injection system, temperature control system, data acquisition
And processing system；
The air supply system is connected by gas supply line with the hydrate reaction kettle bottom, is carried for described hydrate reaction kettle
For certain pressure；The liquid injection system is connected by fluid injection pipeline with hydrate reaction kettle top, is injected liquid into described
Hydrate reaction kettle in；The temperature of hydrate reaction kettle is adjusted by water bath with thermostatic control for the temperature control system；Institute
State data acquisition and processing system, for gather hydrate reaction kettle, air supply system, liquid injection system parameters and located
Reason；
It is the hollow cylinder of connection inside the hydrate reaction kettle, outside is six sizes are identical and mutual disconnected independent water
Chuck is bathed, hydrate reaction kettle is divided into the sub- reactor of six independent temperature controls by the water-bath chuck.
2. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 1, its feature
It is, the water-bath chuck bottom is provided with refrigerant inlet, and top is provided with refrigerant exit, and refrigerant inlet and refrigerant exit pass through flexible pipe
It is connected respectively with the delivery port and water inlet of water bath with thermostatic control.
3. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 2, its feature
It is, the temperature control system includes the water bath with thermostatic control of six autonomous workings；The delivery port and water inlet of the water bath with thermostatic control
It is connected respectively with the refrigerant inlet and refrigerant exit of water-bath chuck.
4. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 1, its feature
It is, the sub- reactor rear and front end is symmetrically provided with a pair and is used for what the experimental phenomena in sub- reactor was observed
Visual window, without water-bath chuck at the visual window.
5. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 1, its feature
It is, the hydrate reaction kettle side is connected with supporting plate, and the supporting plate passes through hydraulic push rod and rotating shaft and device seat
It is connected, the angle of inclination of the adjustable hydrate reaction kettle of hydraulic push rod is manipulated during experiment.
6. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 1, its feature
It is, the hydrate reaction kettle top is provided with inlet and exhaust outlet, and the hydrate reaction kettle bottom is provided with air inlet
Mouth and leakage fluid dram；Hydrate reaction bottom portion is provided with mechanical agitator, is used to simulate flow of fluid in standpipe during unlatching.
7. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 1, its feature
It is, the air supply system includes gas cylinder, gas pressure reducer, gas supply line, between the gas cylinder, gas pressure reducer
It is sequentially connected by gas supply line；The air supply system is connected by gas supply line with the air inlet of hydrate reaction kettle bottom.
8. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 7, its feature
It is, the liquid injection system includes fluid reservoir, constant flow pump, fluid injection pipeline, passes through fluid injection pipeline between the fluid reservoir, constant flow pump
It is sequentially connected；The liquid injection system is connected by fluid injection pipeline with the inlet on hydrate reaction kettle top.
9. a kind of experimental provision for hydrate flowing security study in Deepwater Risers as claimed in claim 8, its feature
It is, the data acquisition and processing system includes pressure sensor, temperature sensor, the torque sensing being connected with capture card
Device, gas flowmeter, fluid flowmeter, high-speed camera and computer；The pressure sensor is arranged on hydrate reaction
At the top and bottom of kettle；The temperature sensor is symmetrically mounted on the left and right sides of sub- reactor；The torque sensor is arranged on
The mechanical agitator bottom of hydrate reaction kettle；The gas flowmeter is arranged on air supply pipe between gas pressure reducer and air inlet
On line；The fluid flowmeter is arranged on the fluid injection pipeline between constant flow pump and inlet；The high-speed camera is arranged in
At the visual window of sub- reactor；The computer is used for the every collection for handling hydrate reaction kettle, air supply system, liquid injection system
Parameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074853.5U CN207114516U (en) | 2017-08-25 | 2017-08-25 | A kind of experimental provision for hydrate flowing security study in Deepwater Risers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074853.5U CN207114516U (en) | 2017-08-25 | 2017-08-25 | A kind of experimental provision for hydrate flowing security study in Deepwater Risers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207114516U true CN207114516U (en) | 2018-03-16 |
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ID=61576798
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721074853.5U Expired - Fee Related CN207114516U (en) | 2017-08-25 | 2017-08-25 | A kind of experimental provision for hydrate flowing security study in Deepwater Risers |
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| Country | Link |
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| CN (1) | CN207114516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681198A (en) * | 2019-01-25 | 2019-04-26 | 大连理工大学 | A kind of multimode exploitation simulator and method for different type gas hydrates reservoir |
| CN111524437A (en) * | 2020-05-21 | 2020-08-11 | 中国石油大学(华东) | Natural gas hydrate flow safety experiment device under different flow working conditions and application thereof |
-
2017
- 2017-08-25 CN CN201721074853.5U patent/CN207114516U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681198A (en) * | 2019-01-25 | 2019-04-26 | 大连理工大学 | A kind of multimode exploitation simulator and method for different type gas hydrates reservoir |
| CN111524437A (en) * | 2020-05-21 | 2020-08-11 | 中国石油大学(华东) | Natural gas hydrate flow safety experiment device under different flow working conditions and application thereof |
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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: 20180316 Termination date: 20180825 |