CN208872627U - A kind of high-voltage testing device of gas hydrate slurry flow behavior - Google Patents
A kind of high-voltage testing device of gas hydrate slurry flow behavior Download PDFInfo
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- CN208872627U CN208872627U CN201821513511.3U CN201821513511U CN208872627U CN 208872627 U CN208872627 U CN 208872627U CN 201821513511 U CN201821513511 U CN 201821513511U CN 208872627 U CN208872627 U CN 208872627U
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- hydrate slurry
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Abstract
The utility model discloses a kind of high-voltage testing device of gas hydrate slurry flow behavior, methane gas cylinder, ethane gas cylinder, propane cylinder, butane gas cylinder is arranged in system, and the natural gas of configurable different component content is tested.Internal pressure of the tank is improved to compressed gas space to gas tank lower part pumping liquid using high-pressure plunger pump, realizes high-pressure delivery test.Gas hydrate slurry is prepared using blending tank and blender, can realize that the circulation closed of fluid flows and recycle open flow using magnetic drive pump and bypass line.Circuit end be arranged glass pipe, can real-time display gas hydrate slurry flow regime.Online Particle Size Analyzer is arranged in circuit end, can on-line measurement gas hydrate slurry particle particle size.Sampling valve is arranged in circuit end, can obtain fluid sample in real time.Compared with the test device of existing gas hydrate slurry flow behavior, the utility model has the characteristics that flowing is stable, full-featured, applied widely, can obtain fluid sample, on-line measurement hydrate slurry grain diameter in real time.
Description
Technical field
The utility model belongs to multiphase pipe flow technical field, more particularly to a kind of height of gas hydrates flow behavior
Compression testing device.
Background technique
With the exploitation of hydrocarbon sub-marine field, untreated watercut live crude oil of long-distance sand transport etc. is opened as economical and efficient
Send out the key of hydrocarbon sub-marine field.And the severe natural environment in seabed not only makes submarine platform and underwater facility be faced with severe examine
Test, the submerged pipeline for connecting each production facility also made to face the challenge, wherein in submarine pipeline hydrate generation and blocking one
It is directly the hot spot of research.But as offshore oil and gas field is developed to deep-sea and the development of ultra-deep sea, it is lower and lower to manage defeated temperature, inhibits
The conventional method cost that hydrate generates is excessively high, or reaches its action limit, and adding conventional aqueous object inhibitor can also bring
Negative effect in terms of environmental protection etc. and cost.Therefore scholar proposes the hydrate slurry based on risk management policy defeated
Feed technique and cold flow concept allow or the natural gas in fluid are guided to generate hydrate.Really there is practical application value not
It is to only form gas hydrates but the hydrate slurry with flow behavior.Nowadays, how hydrate slurry conveying is carried out
The technological design of pipeline is in the world still in research frontier, and the research of hydrate slurry flowing law is then delivery pipe
The basis of Wiring technology design.Therefore, the flow behavior of researching natural gas hydrate slurry in the duct has great importance.
For the flow behavior for measuring gas hydrate slurry, leaf is strong et al. proposes a kind of hydrate slurry flowing experiment dress
Set (Study of Flow Characteristics [J] the Engineering Thermophysics journal of Ye Jian, Zhang Peng, Qian Wenqiang hydrate slurry in horizontal tubule,
2014, 35(3):000550-553.).Gas hydrate slurry is prepared using the storage tank and water-bath of belt stirrer, diaphragm pump drives
Dynamic fluid enters test pipeline.The flow-data of gas hydrate slurry, collecting vessel recovery experiment stream are acquired by acquisition equipment
Body.Its existing main problem is that experiment can not be circulated, and leads to flowing instability.System can not carry out high-pressure solid
It tests, and the gas hydrate slurry of different component can not be configured, i.e., scope of experiment is limited.The not set sampling valve of device, can not obtain
Experimental Flowing Object sample is taken, and is unable to measure the particle size of the hydrate slurry particles under flow process state.Therefore, this system
Functional limitation is stronger, and flow stability is lower, restricted application, can not obtain fluid sample, and can not on-line measurement water
It closes object and starches grain diameter.
Summary of the invention
In order to overcome the drawbacks of the prior art, the purpose of the utility model is to provide a kind of flowing is stable, full-featured, suitable
With range it is wide, the gas hydrate slurry flow behavior of fluid sample, on-line measurement hydrate slurry grain diameter can be obtained in real time
High-voltage testing device.
Methane gas cylinder, ethane gas cylinder, propane cylinder, butane gas cylinder is arranged in the utility model, can configure different component content
Natural gas tested.It is improved in gas tank to gas tank lower part pumping liquid to compressed gas space using high-pressure plunger pump
Portion's pressure realizes high-pressure delivery test.Gas hydrate slurry is prepared using blending tank and blender, utilizes magnetic drive pump and bypass
Pipeline can realize circulation closed flowing and the circulation open flow of fluid.Glass pipe is arranged in circuit end, can real-time display day
The flow regime of right gas hydrate slurry.Online Particle Size Analyzer is arranged in circuit end, can on-line measurement gas hydrate slurry
The particle size of grain.Sampling valve is arranged in circuit end, can obtain fluid sample in real time.
The specific technical solution of the utility model is as follows:
A kind of high-voltage testing device of gas hydrate slurry flow behavior, including gas injection system, gas-fluid mixing systems and
Three parts of circuit system, the gas injection system are connected with gas-fluid mixing systems, and gas-fluid mixing systems are connected with circuit system；Institute
Stating gas injection system includes methane gas cylinder, ethane gas cylinder, propane cylinder, butane gas cylinder, the first mass flowmenter, the second mass flow
Meter, third mass flowmenter, the 4th mass flowmenter, ball valve one, ball valve two, ball valve three, ball valve four, stand, high-pressure plunger
Pump, ball valve five, blow valve one, gas tank, the 5th pressure sensor, ball valve six, the 5th mass flowmenter, ball valve seven and connecting tube
Road is used for gas-fluid mixing systems gas injection；The gas-fluid mixing systems include the first water-bath, blending tank, blow valve two and connection
Pipeline is used to prepare gas hydrate slurry；The circuit system includes ball valve eight, ball valve nine, ball valve ten, magnetic drive pump, the 6th
Mass flowmenter, the second water-bath, glass pipe, online Particle Size Analyzer, sampling valve, ball valve 11 and connecting line, for surveying
Try the flow behavior of gas hydrate slurry；The high-pressure plunger pump is connected by ball valve five with gas tank lower part, is used for gas tank
Fluid injection pressurization；The blending tank outer layer is equipped with collet, is connected with the first water-bath, for controlling blending tank temperature；Outside the circuit
Layer is equipped with collet, is connected with the second water-bath, is used for control ring channel temp；The glass pipe is placed in circuit tail portion, can be to natural
Gas hydrate slurry flow regime is observed and is shot in real time；The blending tank top is equipped with blender, mixed for stirring gas-liquid
It closes；The particle size after line Particle Size Analyzer is placed in glass pipe, for on-line measurement gas hydrate slurry particle；
The sampling valve is located at after online Particle Size Analyzer, can obtain the laboratory sample of gas hydrate slurry online.
The methane gas cylinder is sequentially connected in series with the first mass flowmenter, ball valve one, for measuring and controlling methane gas
The injection of body.
The ethane gas cylinder is sequentially connected in series with the second mass flowmenter, ball valve two, for measuring and controlling ethane gas
The injection of body.
The propane cylinder is sequentially connected in series with third mass flowmenter, ball valve three, for measuring and controlling propane flammable gas
The injection of body.
The butane gas cylinder is sequentially connected in series with the 4th mass flowmenter, ball valve four, for measuring and controlling butagas
The injection of body.
The methane gas cylinder, ethane gas cylinder, propane cylinder, butane gas cylinder are connected in parallel, and can be injected into gas tank a certain amount of
The gas of different component.
It is equipped with several pressure sensors and temperature sensor along the circuit, pressure, the temperature data of fluid can be acquired.
Compared with prior art, the invention has the following beneficial effects:
(1) gas cylinder in parallel for passing through different component, can configure the natural gas of different component content, study different component content
Influence of the natural gas to gas hydrate slurry body flow behavior.
(2) liquid is pumped to compressed gas space to gas tank lower part using high-pressure plunger pump, improve internal pressure of the tank,
The flow behavior for studying gas hydrate slurry body under high pressure conditions, expands scope of experiment.
(3) it can realize that the circulation closed flowing of fluid and circulation open flow, flowing are steady using magnetic drive pump and bypass line
Fixed, process is changeable.
(4) online Particle Size Analyzer is arranged in circuit end, can on-line measurement gas hydrate slurry particle particle size,
Improve experimental result accuracy.
(5) circuit is equipped with lucite tube and sampler, can many-sided flow regime for obtaining gas hydrate slurry
Data are to compare and analyze.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1- methane gas cylinder；2- ethane gas cylinder；3- propane cylinder；4- butane gas cylinder；The first mass flowmenter of 5-；6-
Second mass flowmenter；7- third mass flowmenter；The 4th mass flowmenter of 8-；9- ball valve one；10- ball valve two；11- ball valve
Three；12- ball valve four；13- stand；14- high-pressure plunger pump；15- ball valve five；16- blow valve one；17- gas tank；18- the 5th is pressed
Force snesor；19- ball valve six；The 5th mass flowmenter of 20-；21- ball valve seven；The first water-bath of 22-；23- blending tank；24- emptying
Valve two；25- ball valve eight；26- ball valve nine；27- ball valve ten；28- magnetic drive pump；The 6th mass flowmenter of 29-；The second water-bath of 30-；
31- glass pipe；The online Particle Size Analyzer of 32-；33- sampling valve；34- ball valve 11.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawing and by specific embodiment.It is specific the following content is combining
Preferred embodiment further detailed description of the utility model is, and it cannot be said that be the specific implementation of the utility model
It is confined to these explanations.For those of ordinary skill in the art, without departing from the concept of the premise utility, also
Several simple deductions or substitution can be made, all shall be regarded as belonging to the protection scope of the utility model.
As shown in Figure 1, the utility model includes four gas injection system, gas-fluid mixing systems and circuit system parts, it is described
Gas injection system is connected with gas-fluid mixing systems, and gas-fluid mixing systems are connected with circuit system.
Wherein the gas injection system includes methane gas cylinder 1, ethane gas cylinder 2, propane cylinder 3, butane gas cylinder 4, the first matter
Measure flowmeter 5, the second mass flowmenter 6, third mass flowmenter 7, the 4th mass flowmenter 8, ball valve 1, ball valve 2 10, ball
Valve 3 11, ball valve 4 12, stand 13, high-pressure plunger pump 14, ball valve 5 15, blow valve 1, gas tank 17, the 5th pressure sensing
Device 18, ball valve 6 19, the 5th mass flowmenter 20, ball valve 7 21 and connection pipeline therein.First mass flowmenter 5 with
Methane gas cylinder 1 is connected, for measuring methane flow.The ball valve 1 is connected with the first mass flowmenter 5, for controlling methane
The switch state of injection.Second mass flowmenter 6 is connected with ethane gas cylinder 2, for measuring ethane flow.The ball valve two
10 are connected with the second mass flowmenter 6, for controlling the switch state of ethane injection.The third mass flowmenter 7 and ethane
Gas cylinder 2 is connected, for measuring ethane flow.The ball valve 3 11 is connected with third mass flowmenter 7, for controlling ethane injection
Switch state.4th mass flowmenter 8 is connected with butane gas cylinder 4, for measuring butane flow.The ball valve 4 12 with
4th mass flowmenter 8 is connected, for controlling the switch state of butane injection.Pipeline, the ethane gas cylinder 2 of the methane gas cylinder 1
Pipeline, the pipeline of propane cylinder 3 and the pipeline of butane gas cylinder 4 be connected in parallel, and be connected with gas tank 17, for gas tank 17
Gas injection.Described 14 one end of high-pressure plunger pump is connected with opening bucket 13, and the other end is connected with 17 lower part of gas tank, for into gas tank
Fluid injection pressurization.The blow valve 1 is connected with gas tank 17, the waste liquid for being discharged in gas tank.The is equipped with above the gas tank 17
Five pressure sensors 18, for monitoring the pressure in gas tank 17.5th mass flowmenter 20 passes through ball valve 6 19 and gas tank
17 lower parts are connected, for measuring gas discharge.The ball valve 7 21 is connected with the 5th mass flowmenter 20, for controlling gas
The switch state of body injection.
The gas-fluid mixing systems include the first water-bath 22, blending tank 23, blow valve 2 24 and connection pipeline therein.Institute
It states 23 outer layer of blending tank to be connected equipped with collet with the first water-bath 22, for controlling the temperature in blending tank 23.The blending tank 23
Top is equipped with blender, is heated evenly it for stirred fluid.The blow valve 2 24 is connected with 23 lower part of blending tank, is used for
Emission test waste liquid.
The circuit system include ball valve 8 25, ball valve 9 26, ball valve 10, magnetic drive pump 28, the 6th mass flowmenter 29,
Second water-bath 30, glass pipe 31, online Particle Size Analyzer 32, sampling valve 33, ball valve 11 and connection pipeline therein.Institute
It states magnetic drive pump 28 to be connected by ball valve 8 25 with 23 lower part of blending tank, for driving the fluid in blending tank.6th mass
Flowmeter 29 is connected with the outlet of magnetic drive pump 28, for measuring the flow of fluid.Second water-bath 30 and circuit outer layer collet phase
Even, for controlling the temperature of circuit.The glass pipe 31 is placed in circuit end, can real-time display fluid flow regime.Institute
Online Particle Size Analyzer 32 is stated to be connected with glass pipe 31, can on-line measurement gas hydrate particle partial size.The sampling
Valve 33 is placed in online 32 rear portion of Particle Size Analyzer, can obtain fluid sample.The ball valve 11 is connected with sampling valve 33.It is described
10 one end of ball valve is connected with ball valve 11, and the pipeline among the other end and ball valve 8 25 and magnetic drive pump 28 is connected.The ball
9 26 one end of valve is connected with 23 top of blending tank, and the pipeline among the other end and ball valve 10 and ball valve 11 is connected.
The utility model specific operation process is described as follows:
The preparation of gas hydrate slurry: as shown in Figure 1, opening ball valve 1, ball valve 2 10, ball valve 3 11, ball valve are closed
4 12, a certain amount of methane is injected to gas tank 17.Ball valve 2 10 is opened, ball valve 1, ball valve 3 11, ball valve 4 12 are closed, to gas
Tank 17 injects a certain amount of ethane.Ball valve 3 11 is opened, ball valve 1, ball valve 2 10, ball valve 4 12 are closed, is injected to gas tank 17
A certain amount of propane.Ball valve 4 12 is opened, ball valve 1, ball valve 2 10, ball valve 3 11 is closed, is injected to gas tank 17 a certain amount of
Butane.Ball valve 1, ball valve 2 10, ball valve 3 11, ball valve 4 12, ball valve 6 19 are closed, ball valve 5 15 is opened, starts high-pressure column
Plug pump 14 injects a certain amount of liquid into gas tank 17, improves pressure in gas tank 17 to experimental pressure.It is infused into blending tank 23
Enter a certain amount of oil water mixture, close ball valve 8 25, ball valve 9 26, ball valve 6 19, ball valve 7 21 is opened, into blending tank 23
Inject a certain amount of natural gas.The blender for opening 23 top of the first water-bath 22 and blending tank carries out gas hydrate slurry
Preparation.
The experiment of gas hydrate slurry circuit open type: its temperature is set as experimental temperature by the second water-bath 30 of starting.To ring
After channel temp is stablized, ball valve 7 21, ball valve 10 are closed, opens ball valve 8 25, ball valve 11, ball valve 9 26, starts magnetic force
The gas hydrate slurry prepared is pumped into experiment circuit by pump 28.It is passed using the pressure sensor along circuit, temperature
Sensor acquires the pressure of fluid, temperature data, the flow regime of 31 real-time display fluid of glass pipe, and online Particle Size Analyzer is adopted
Collect the particle size data of gas hydrate slurry particle, sampling valve obtains fluid experiment sample in real time.
The experiment of gas hydrate slurry circuit enclosed: its temperature is set as experimental temperature by the second water-bath 30 of starting.To ring
After channel temp is stablized, ball valve 7 21, ball valve 10 are closed, opens ball valve 8 25, ball valve 11, ball valve 9 26, starts magnetic force
The gas hydrate slurry prepared is pumped into experiment circuit by pump 28.After flowing and stablizing, ball valve 10 is opened, is closed
Ball valve 8 25, ball valve 9 26, process are switched to enclosed process.After the flowing of enclosed process is stablized, the pressure along circuit is utilized
Sensor, the pressure of temperature sensor acquisition fluid, temperature data, the flow regime of 31 real-time display fluid of glass pipe,
Line Particle Size Analyzer acquires the particle size data of gas hydrate slurry particle, and sampling valve obtains fluid experiment sample in real time.
To sum up, by the way that methane gas cylinder, ethane gas cylinder, propane cylinder, butane gas cylinder is arranged, it can configure different component content
Natural gas is tested.It is improved inside gas tank to gas tank lower part pumping liquid to compressed gas space using high-pressure plunger pump
Pressure realizes high-pressure delivery test.Gas hydrate slurry is prepared using blending tank and blender, utilizes magnetic drive pump and bypass pipe
Road can realize circulation closed flowing and the circulation open flow of fluid.Circuit end be arranged glass pipe, can real-time display it is natural
The flow regime of gas hydrate slurry.Online Particle Size Analyzer is arranged in circuit end, can on-line measurement gas hydrate slurry particle
Particle size.Sampling valve is arranged in circuit end, can obtain fluid sample in real time.Device has flowing stable, full-featured, suitable
With range it is wide, fluid sample, on-line measurement hydrate slurry grain diameter can be obtained in real time the characteristics of.
Claims (7)
1. the high-voltage testing device of gas hydrate slurry flow behavior, it is characterised in that the device includes gas injection system, gas-liquid
Three parts of hybrid system and circuit system, the gas injection system are connected with gas-fluid mixing systems, gas-fluid mixing systems and circuit
System is connected；The gas injection system include methane gas cylinder, ethane gas cylinder, propane cylinder, butane gas cylinder, the first mass flowmenter,
Second mass flowmenter, third mass flowmenter, the 4th mass flowmenter, ball valve one, ball valve two, ball valve three, ball valve four, opening
Bucket, high-pressure plunger pump, ball valve five, blow valve one, gas tank, the 5th pressure sensor, ball valve six, the 5th mass flowmenter, ball valve
Seven and connecting line, for gas-fluid mixing systems gas injection；The gas-fluid mixing systems include the first water-bath, blending tank, emptying
Valve two and connecting line, are used to prepare gas hydrate slurry；The circuit system includes ball valve eight, ball valve nine, ball valve ten, magnetic
Power pump, the 6th mass flowmenter, the second water-bath, glass pipe, online Particle Size Analyzer, sampling valve, ball valve 11 and connecting tube
Road, for testing the flow behavior of gas hydrate slurry；The high-pressure plunger pump is connected by ball valve five with gas tank lower part, is used
It pressurizes in gas tank fluid injection；The blending tank outer layer is equipped with collet, is connected with the first water-bath, for controlling blending tank temperature；Institute
Circuit outer layer is stated equipped with collet, is connected with the second water-bath, control ring channel temp is used for；The glass pipe is placed in circuit tail portion,
Gas hydrate slurry flow regime can be observed and be shot in real time；The blending tank top is equipped with blender, for stirring
Mix gas-liquid mixed；It is described after line Particle Size Analyzer is placed in glass pipe, for on-line measurement gas hydrate slurry particle
Particle size；The sampling valve is located at after online Particle Size Analyzer, can obtain the laboratory sample of gas hydrate slurry online.
2. high-voltage testing device according to claim 1, it is characterised in that: the methane gas cylinder and the first mass flow
Meter, ball valve one are sequentially connected in series, for measuring and controlling the injection of methane gas.
3. high-voltage testing device according to claim 1, it is characterised in that: the ethane gas cylinder and the second mass flow
Meter, ball valve two are sequentially connected in series, for measuring and controlling the injection of ethane gas.
4. high-voltage testing device according to claim 1, it is characterised in that: the propane cylinder and third mass flow
Meter, ball valve three are sequentially connected in series, for measuring and controlling the injection of propane gas.
5. high-voltage testing device according to claim 1, it is characterised in that: the butane gas cylinder and the 4th mass flow
Meter, ball valve four are sequentially connected in series, for measuring and controlling the injection of butane gas.
6. high-voltage testing device according to claim 1, it is characterised in that: the methane gas cylinder, ethane gas cylinder, propane flammable gas
Bottle, butane gas cylinder are connected in parallel, and the gas of a certain amount of different component can be injected into gas tank.
7. high-voltage testing device according to claim 1, it is characterised in that: be equipped with several pressure sensings along the circuit
Device and temperature sensor can acquire pressure, the temperature data of fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821513511.3U CN208872627U (en) | 2018-09-15 | 2018-09-15 | A kind of high-voltage testing device of gas hydrate slurry flow behavior |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821513511.3U CN208872627U (en) | 2018-09-15 | 2018-09-15 | A kind of high-voltage testing device of gas hydrate slurry flow behavior |
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| Publication Number | Publication Date |
|---|---|
| CN208872627U true CN208872627U (en) | 2019-05-17 |
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ID=66467773
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821513511.3U Expired - Fee Related CN208872627U (en) | 2018-09-15 | 2018-09-15 | A kind of high-voltage testing device of gas hydrate slurry flow behavior |
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| CN (1) | CN208872627U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426605A (en) * | 2020-04-25 | 2020-07-17 | 中国石油大学(华东) | High-temperature high-pressure three-phase fluid dynamic rheometer and method |
| CN114017004A (en) * | 2021-11-05 | 2022-02-08 | 中国矿业大学 | Deepwater oil and gas production shaft simulation test device and test method |
-
2018
- 2018-09-15 CN CN201821513511.3U patent/CN208872627U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426605A (en) * | 2020-04-25 | 2020-07-17 | 中国石油大学(华东) | High-temperature high-pressure three-phase fluid dynamic rheometer and method |
| CN111426605B (en) * | 2020-04-25 | 2022-09-02 | 中国石油大学(华东) | High-temperature high-pressure three-phase fluid dynamic rheometer and method |
| CN114017004A (en) * | 2021-11-05 | 2022-02-08 | 中国矿业大学 | Deepwater oil and gas production shaft simulation test device and test method |
| CN114017004B (en) * | 2021-11-05 | 2023-08-11 | 中国矿业大学 | Deep water oil and gas production shaft simulation test device and test method |
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| 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: 20190517 Termination date: 20200915 |