CN107516462A - A kind of gas hydrates photoetching glass model microcosmos experiment device - Google Patents
A kind of gas hydrates photoetching glass model microcosmos experiment device Download PDFInfo
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- CN107516462A CN107516462A CN201710992240.8A CN201710992240A CN107516462A CN 107516462 A CN107516462 A CN 107516462A CN 201710992240 A CN201710992240 A CN 201710992240A CN 107516462 A CN107516462 A CN 107516462A
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- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/40—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for geology
Abstract
The invention discloses a kind of gas hydrates photoetching glass model microcosmos experiment device, it is related to gas hydrates development field.Device includes air supply system, liquid-supplying system, emulate hole model system, production system and monitoring system, the present invention is using main body of the photoetching glass as emulation hole model system, pass through air supply system, liquid-supplying system supplies natural gas into emulation hole model system and water forms gas hydrates, gas hydrate dissociation product is implemented to collect by production system, pass through generation of the monitoring system to gas hydrates, the growth of gas hydrates crystal in decomposable process, resolution parameter implements whole collect, photoetching glass used in the present invention uses photochemistry lithographic technique, true hole critically photoetching by the section of the natural core body of casting is to being made on flat glass, it ensure that the accuracy of experiment, there is certain directive function to gas hydrates physical property research.
Description
Technical field
The invention discloses a kind of gas hydrates photoetching glass model microcosmos experiment device, it is related to gas hydrates
Development field, it is particularly used for a kind of laboratory experiment of design parameter in the generation of microscopic observation gas hydrates, decomposable process
Device.
Background technology
Gas hydrates (natural gas hydrate, abbreviation NGH) are natural gases under certain low temperature, high pressure
The non-stoichiometry cage compound formed with water, also referred to as " combustible ice ".1m3Gas hydrates can contain 164m3Methane gas
And 0.8m3Water." combustible ice " is the product of growing nonparasitically upon another plant of natural gas, and application is roughly the same with natural gas, is a kind of typical
Oil substitutes." combustible ice " easily burns, under equal conditions, energy ratio coal caused by " combustible ice " burning, oil, natural
Gas will be higher by decades of times, be described as " belonging to the super energy that end is come ".
The flammable ice reserves very abundant in China, according to investigation, the gas hydrates in China are mainly distributed on south
Marine site, Area of The East China Sea, Qinghai-Tibet tundra and northeast tundra.
Exploitation of gas hydrates technology is still in the stage of fumbling at present, and exploitation of the countries in the world to gas hydrates is still
The standard of a sleeve forming is not made, the method for in-house laboratory investigation is still the main body of exploitation of gas hydrates technical research,
But currently for the research of gas hydrates, hydrate macroscopic property and physical Quality Research are more focused on, it is few
To hydrate generation and the dynamic microexamination of decomposable process.
Photoetching glass model is a kind of transparent two dimensional model, and it uses photochemistry lithographic technique, by the casting of natural core
The true pore system critically photoetching of body section is to being made on flat glass, with reservoir rock pore system in structure
True standard configuration, similar geometry and fractions distribution.Using simulation model of microscopic, gas hydrates can be intuitively observed
The growth of crystal, decompose, to instructing indoor and field test significant.
CN104407649B announces a kind of temperature control pressue device for gas hydrates crystal growth optical observation, leads to
The placement gas hydrates sample on sample stage is crossed, and carries out in-situ preparation and the decomposition of gas hydrates, experiment parameter
Handled by terminal.But after its gas hydrates sample is put into sample stage, it can only be arrived by microscopic
Sample surfaces change, it is difficult to observe sample interior hydrate growth and decomposable process；And its invention device gas access, cooling agent
Entrance only has one, and uniform saturation is difficult in the saturated natural gas into sample and cooling agent, to experimental result precision meeting
Have a certain impact.In view of this, the present inventor proposes a kind of gas hydrates photoetching glass model microcosmos experiment device, with
The defects of meeting the requirement of current three-dimensional simulation experimental provision, and overcoming prior art, experimental provision of the present invention can using three-dimensional
Microscopic observation is carried out to exploitation of gas hydrate generation, decomposable process depending on changing mode, photoetching glass used in the present invention uses light
Chemistry etch techniques, by being made in the true hole critically photoetching that the natural core body of casting is cut into slices to flat glass, it ensure that reality
The accuracy tested, there is certain directive function to gas hydrates physical property research.
The content of the invention
The invention discloses a kind of gas hydrates photoetching glass model microcosmos experiment device, device includes supply and is
System, liquid-supplying system, emulation hole model system, production system and monitoring system, the present invention is using photoetching glass as emulation
The main body of pore model system, natural gas and water shape are supplied into emulation hole model system by air supply system, liquid-supplying system
Into gas hydrates, gas hydrate dissociation product is implemented to collect by production system, by monitoring system to natural
The growth of gas hydrates crystal in the generation of gas hydrate, decomposable process, resolution parameter implement it is whole collect, institute of the present invention
Photochemistry lithographic technique is used with light carved glass, by the true hole critically photoetching that the natural core body of casting is cut into slices to flat glass
On be made, ensure that the accuracy of experiment, have certain directive function to gas hydrates physical property research.
Wherein described air supply system is connected with emulation hole model system, the liquid-supplying system and emulation pore model system
System is connected, the production system with emulation hole model system be connected, the monitoring system respectively with the air supply system,
Liquid-supplying system, emulation hole model system, production system are connected.
The air supply system is used to provide natural gas for synthesis of natural gas hydrate inside the emulation hole model system；
The liquid-supplying system is used to provide water for synthesis of natural gas hydrate inside the emulation hole model system；The production system
For implementing to collect to gas hydrate dissociation product inside emulation hole model system, and analyze natural gas in catabolite
And aquatic products amount；The emulation hole model system be used to simulating gas hydrates pressure, temperature, saturation degree, permeability and
Conventional formation parameter, and main body of the photoetching glass as emulation hole model system；The monitoring system is used for real-time collecting institute
State air supply system, liquid-supplying system, emulation hole model system, production system running parameter, number caused by writing task parameter
According to, and experimental implementation is controlled by monitoring system.
Preferably, air supply system of the invention includes natural gas bottle, control valve, supercharging device, gas flowmeter, pressure
Sensor, temperature sensor, high pressure line, tap valve；Natural gas bottle outlet is connected to supercharging device by high pressure line and entered
Mouthful, control valve plays the feed speed effect of regulation natural gas, supercharging device outlet between natural gas bottle and supercharging device
Tap valve inlet is connected to by high pressure line, gas flowmeter, pressure sensor, temperature sensor be located at supercharging device with
Between tapping valve, play a part of monitoring gas flow, pressure, temperature, tap valve export and the emulation pore model
System is connected.
Natural gas bottle is conventional chambers experimental facilities in the air supply system, the control valve be with signal transmission and
The traditional regulation valve arrangement of remote control function, the gas flowmeter, pressure sensor, temperature sensor are with signal
The conventional chambers experimental facilities of transfer function, the tap valve is the conventional chambers experimental facilities with diverter function, described
Supercharging device can be constant speed pump group, constant current pump group, constant pressure pump group and other application in the pump group of laboratory experiment.
Preferably, liquid-supplying system of the invention includes water storage device, control valve, supercharging device, fluid flowmeter, pressure
Sensor, temperature sensor, high pressure line, tap valve；Water storage device outlet is connected to supercharging device by high pressure line and entered
Mouthful, control valve plays the feed speed effect of regulation water between water storage device and supercharging device, and supercharging device outlet passes through
High pressure line is connected to tap valve inlet, and fluid flowmeter, pressure sensor, temperature sensor are located at supercharging device and tap
Between valve, play a part of monitoring fluid flow, pressure, temperature, tap valve export and the emulation hole model system
It is connected.
In the liquid-supplying system water storage device include water bottle, intermediate receptacle, beaker and other there is the routine of water storage function
Laboratory experiment equipment, the water storage device internal liquid include stratum water, seawater, simulated formation water and other experimental waters, institute
Control valve is stated as the traditional regulation valve arrangement with signal transmission and remote control function, the fluid flowmeter, pressure
Sensor, temperature sensor are the conventional chambers experimental facilities with signal transfer functions, and the tap valve is with shunting
The conventional chambers experimental facilities of function, the supercharging device can be constant speed pump group, constant current pump group, constant pressure pump group and other should
Pump group for laboratory experiment.
Preferably, production system of the invention includes seal nipple, control valve, pressure sensor, temperature sensor, height
Pressure pipeline, back-pressure valve, gas-liquid separator, water storage device, gas intermediate receptacle；Back pressure valve inlet passes through high-voltage tube with seal nipple
Line connects, and control valve, pressure sensor, temperature sensor play monitoring output object between seal nipple and back-pressure valve
The effect of pressure, temperature, back-pressure valve play the effect of simulated formation pressure, and the back pressure valve outlet is connected with gas-liquid separator,
Output object is implemented gas-liquid separation by gas-liquid separator, and output water is fed into water storage device, and output gas feeds gas intermediate receptacle；
Seal nipple is connected with emulation hole model system, and output object caused by the model system work of emulation hole passes through seal nipple
Into production system.
In the production system seal nipple be with connection and sealing function conventional chambers experimental facilities, the regulation
Valve be with signal transmission and remote control function traditional regulation valve arrangement, the pressure sensor, temperature sensor
For the conventional chambers experimental facilities with signal transfer functions, the back-pressure valve sets for the conventional chambers experiment with back pressure function
Standby, the gas-liquid separator is the conventional chambers experimental facilities with gas-liquid separating function, the water storage device include water bottle, in
Between container, beaker and other there is the conventional chambers experimental facilities of water storage function.
Preferably, emulation hole model system of the invention includes insulating box, reaction vessel, bolt hole, photoetching glass, pressure
Force snesor, temperature sensor, temperature tube, pressure-measuring pipe, air supply inlet, air supply pipe, feed flow entrance, feed pipe, extraction pipe, regulation
Valve, seal nipple；Reaction vessel is made up of upper cover plate, bottom plate and sealing gasket, and upper cover plate, bottom plate material are safety glass, close
Packing material is high pressure resistant rubber, and bolt hole runs through upper cover plate and bottom plate, and the upper cover plate is located at the bottom plate top, by bolt
The cuboid groove confined space that hole is formed with bolt seal, photoetching glass are positioned in the groove of reaction vessel, pressure sensing
Device is connected to photoetching glass by pressure-measuring pipe, and pressure-measuring pipe is located at reaction vessel interior, and temperature sensor is connected to by temperature tube
Photoetching glass, temperature tube are located at reaction vessel interior, and air supply inlet is connected to photoetching glass by air supply pipe, and air supply pipe is positioned at anti-
Answer inside container, feed flow entrance is connected to photoetching glass by feed pipe, and feed pipe is located at reaction vessel interior, and seal nipple leads to
Cross extraction pipe and be connected to photoetching glass, extraction pipe is located at reaction vessel interior, and control valve is located at reaction vessel and seal nipple
Between extraction pipe on, the reaction vessel, bolt hole, photoetching glass, pressure sensor, temperature sensor, temperature tube, pressure measurement
Pipe, air supply inlet, air supply pipe, feed flow entrance, feed pipe, extraction pipe, control valve, seal nipple are respectively positioned in insulating box.
The reaction vessel is fluted body cuboid safety glass, its length, width range 10-20cm, altitude range
For 5-10cm, highest simulated storage pressure 15Mpa, the temperature sensor is with temperature-monitoring function and signal transfer functions
Conventional chambers experimental facilities, the pressure sensor is real with the conventional chambers of pressure monitoring function and signal transfer functions
Test equipment.
Valve is tapped in the air supply system and passes through high pressure line and air supply inlet phase in the emulation hole model system
Connect, valve is tapped in the liquid-supplying system institute and is connected by high pressure line with feed flow entrance in the emulation hole model system
Connect, seal nipple is connected with seal nipple in the emulation hole model system in the production system.
Preferably, monitoring system of the invention includes computer, microscope, transmission cable, and the microscope is used for real-time
The change of photoetching inside glass is observed, the air supply system, liquid-supplying system, emulation hole model system, microscope, production system are led to
Cross transmission cable with computer to be connected, to real-time collecting temperature, pressure, output logistics capacity, microscope in experimentation
Imaging and other experimental datas, and experimental implementation is controlled by monitoring system.
A kind of gas hydrates photoetching glass model microcosmos experiment device of the embodiment of the present invention has the beneficial effect that：
1) air supply system and liquid-supplying system are separate in the present invention, have multiple air supply inlets and confession on reaction vessel surface
Liquid entrance, the natural gas and moisture portion for making injection reaction vessel interior are more uniformly distributed, and separate feeding pipe is to imitative
It is higher that precision is injected when natural gas and water are injected in true pore model system, by controlling air supply system and liquid-supplying system to inject
Amount, different gas hydrates saturation degree storages can be simulated.
2) reaction vessel main body safety glass is transparent in present invention emulation hole model system, it is observed that naturally
The change of different time sections gas hydrates crystal, has to gas hydrates physical property research when gas hydrate is generated and decomposed
Certain directive function.
3) application based on monitoring system, temperature, pressure, output logistics in different time section in experiment can effectively be gathered
Amount, microscope imaging and other experimental datas, Mathematical Model Analysis can be carried out in input computer in real time, for by physical simulation experiment
As a result it is combined with Numerical Experiment result.
4) the photoetching glass model that the present invention uses is a kind of transparent two dimensional model, and it uses photochemistry lithographic technique,
By being made in the true pore system critically photoetching that the body of casting of natural core is cut into slices to flat glass, there is reservoir in structure
The true standard configuration of blowhole system, similar geometry and fractions distribution, can improve experimental precision and accuracy.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those skilled in the art, it can also be obtained on the premise of not paying creative work according to these accompanying drawings other attached
Figure.
Fig. 1 is the structural representation of experimental provision.
Fig. 2 is air supply system detailed construction schematic diagram.
Fig. 3 is liquid-supplying system detailed construction schematic diagram.
Fig. 4 is production system detailed construction schematic diagram.
Fig. 5 is emulation hole model system detailed construction schematic diagram.
Fig. 6 is emulation hole model system side view.
Drawing reference numeral：1st, natural gas bottle 2, control valve 3, supercharging device 4, gas flowmeter 5, pressure sensor
6th, temperature sensor 7, high pressure line 8, tap valve 9, water storage device 10, fluid flowmeter 11, seal nipple 12, return
Pressure valve 13, gas-liquid separator 14, gas intermediate receptacle 15, insulating box 16, reaction vessel 17, bolt hole 18, photoetching glass
Glass 19, temperature tube 20, pressure-measuring pipe 21, air supply inlet 22, air supply pipe 23, feed flow entrance 24, feed pipe 25, extraction pipe
26th, upper cover plate 27, sealing gasket 28, bottom plate.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of protection of the invention.
As shown in figure 1, it is a kind of structural representation of gas hydrates photoetching glass model microcosmos experiment device of the present invention
Figure, including air supply system, liquid-supplying system, emulation hole model system, production system and monitoring system；Wherein described supply system
System is connected with emulation hole model system, and the liquid-supplying system is connected with emulation hole model system, the production system
With emulation hole model system be connected, the monitoring system respectively with the air supply system, liquid-supplying system, emulation pore model
System, production system are connected.
The air supply system is used to provide natural gas for synthesis of natural gas hydrate inside the emulation hole model system；
The liquid-supplying system is used to provide water for synthesis of natural gas hydrate inside the emulation hole model system；The production system
For implementing to collect to gas hydrate dissociation product inside emulation hole model system, and analyze natural gas in catabolite
And aquatic products amount；The emulation hole model system be used to simulating gas hydrates pressure, temperature, saturation degree, permeability and
Conventional formation parameter, and main body of the photoetching glass as emulation hole model system；The monitoring system is used for real-time collecting institute
State air supply system, liquid-supplying system, emulation hole model system, production system running parameter, number caused by writing task parameter
According to, and experimental implementation is controlled by monitoring system.
A kind of above-mentioned gas hydrates photoetching glass model microcosmos experiment device is further described below：
As shown in Fig. 2 in the present embodiment, air supply system includes natural gas bottle 1, control valve 2, supercharging device 3, gas stream
Gauge 4, pressure sensor 5, temperature sensor 6, high pressure line 7, tap valve 8.
The outlet of natural gas bottle 1 is connected to the entrance of supercharging device 3 by high pressure line 7, and control valve 2 is located at natural gas bottle 1
Between supercharging device 3, regulation natural gas feed speed effect is played, the outlet of supercharging device 3 is connected to point by high pressure line 7
The entrance of valve 8 is connect, gas flowmeter 4, pressure sensor 5, temperature sensor 6 are located between supercharging device 3 and tap valve 8,
Play a part of monitoring gas flow, pressure, temperature, the outlet of tap valve 8 is connected with the emulation hole model system, used
Make to emulation hole model system supply natural gas.
As shown in figure 3, in the present embodiment, liquid-supplying system includes water storage device 9, control valve 2, supercharging device 3, liquid flow
Gauge 10, pressure sensor 5, temperature sensor 6, high pressure line 7, tap valve 8.
The outlet of water storage device 9 is connected to the entrance of supercharging device 3 by high pressure line 7, and control valve 2 is located at water storage device 9
Between supercharging device 3, the feed speed effect of regulation water is played, the outlet of supercharging device 3 is connected to tap valve by high pressure line 7
8 entrances of door, fluid flowmeter 10, pressure sensor 5, temperature sensor 6 are located between supercharging device 3 and tap valve 8, played
Monitor fluid flow, pressure, temperature effect, tap valve 8 outlet with it is described emulate hole model system is connected, as to
Emulate hole model system supply water.
As shown in figure 4, in the present embodiment, production system includes seal nipple 11, control valve 2, pressure sensor 5, temperature
Spend sensor 6, high pressure line 7, back-pressure valve 12, gas-liquid separator 13, water storage device 9, gas intermediate receptacle 14.
The entrance of back-pressure valve 12 is connected with seal nipple 11 by high pressure line 7, control valve 2, pressure sensor 5, temperature
Sensor 6 plays a part of monitoring output object pressure, temperature, back-pressure valve 12 rises between seal nipple 11 and back-pressure valve 12
Acted on to simulated formation pressure, the back-pressure valve 12 outlet is connected with gas-liquid separator 13, and gas-liquid separator 13 is by output object
Implement gas-liquid separation, and output water is fed into water storage device 9, output gas feeds gas intermediate receptacle 14, and seal nipple 11 is with imitating
True pore model system is connected, and output object caused by the model system work of emulation hole enters production by seal nipple 11 and is
System.
As shown in Figure 5,6, in the present embodiment, emulation hole model system includes insulating box 15, reaction vessel 16, bolt hole
17th, photoetching glass 18, pressure sensor 5, temperature sensor 6, temperature tube 19, pressure-measuring pipe 20, air supply inlet 21, air supply pipe 22,
Feed flow entrance 23, feed pipe 24, extraction pipe 25, control valve 2, seal nipple 11, upper cover plate 26, sealing gasket 27, bottom plate 28.
Reaction vessel 16 is made up of upper cover plate 26, bottom plate 28 and sealing gasket 27, and upper cover plate 26, the material of bottom plate 28 are tempering glass
Glass, bolt hole 17 run through upper cover plate 26 and bottom plate 28, and the upper cover plate 26 is located at the top of bottom plate 28, spiral shell is used by bolt hole 17
Bolt seals the cuboid groove confined space to be formed, and photoetching glass 18 is positioned in the groove of reaction vessel 16, pressure sensor 5
Photoetching glass 18 is connected to by pressure-measuring pipe 20, pressure-measuring pipe 20 is located inside reaction vessel 16, and temperature sensor 6 passes through temperature tube
19 are connected to photoetching glass 18, and temperature tube 19 is located inside reaction vessel 16, and air supply inlet 21 is connected to light by air supply pipe 22
Carved glass 18, air supply pipe 22 are located inside reaction vessel 16, and feed flow entrance 23 is connected to photoetching glass 18 by feed pipe 24, supply
Liquid pipe 24 is located inside reaction vessel 16, and seal nipple 11 is connected to photoetching glass 18 by producing pipe 25, and extraction pipe 25 is located at
Inside reaction vessel 16, control valve 2 on the extraction pipe 25 between reaction vessel 16 and seal nipple 11, hold by the reaction
Device 16, bolt hole 17, photoetching glass 18, pressure sensor 5, temperature sensor 6, temperature tube 19, pressure-measuring pipe 20, air supply inlet
21st, air supply pipe 22, feed flow entrance 23, feed pipe 24, extraction pipe 25, control valve 2, seal nipple 11, upper cover plate 26, sealing gasket
27th, bottom plate 28 is respectively positioned in insulating box 15；
Valve 8 is tapped in the air supply system and passes through high pressure line 7 and air supply inlet in the emulation hole model system
21 are connected, and valve 8 is tapped in the liquid-supplying system institute and is entered by high pressure line 7 and feed flow in the emulation hole model system
Mouth 23 is connected, and seal nipple 11 is connected with seal nipple 11 in the emulation hole model system in the production system.
In the present embodiment, the monitoring system includes computer (in figure not depending on), microscope (not regarded in figure), transmission electricity
Cable (does not regard) in figure, and the air supply system, liquid-supplying system, emulation hole model system, microscope, production system are by transmitting electricity
Cable is connected with computer, in experimentation real-time collecting temperature, pressure, output logistics capacity, microscope imaging and its
His experimental data, and experimental implementation is controlled by monitoring system.
Device of embodiment of the present invention workflow is introduced as follows below based on above-mentioned accompanying drawing, work of the embodiment of the present invention
It is divided into following steps as flow：
Step 1：Using photochemistry lithographic technique, by the true pore system photoetching that the body of casting of natural core is cut into slices to flat
On surface glass, photoetching glass 18 to be used is made, photoetching glass 18 is put into reaction vessel 16, by bolt hole 17 to upper cover plate
26th, sealing gasket 27, bottom plate 28 implement sealing, and pressure sensor 5 is connected into pressure-measuring pipe 20, temperature sensor 6 is connected into survey
Warm pipe 19, the control valve 2 being connected with extraction pipe 25 is closed, emulation hole model system is put into insulating box 15.
Step 2：By air supply system, liquid-supplying system to emulation hole model system in feed natural gas and it is aquatic all day long
Right gas hydrate, the supercharging device 3 in air supply system, liquid-supplying system provides operating pressure for emulation hole model system, by perseverance
Incubator 15 is adjusted to analog temperature, and control valve in liquid-supplying system 2 is opened, and water is supplied in water storage device 9 and enters supercharging device 3
Middle supercharging, by tapping feed flow entrance 23 in the connection emulation hole model system of valve 8, open supercharging device 3 and supply supply water
Enter to emulate in hole model system, monitor feed flow ginseng in real time by fluid flowmeter 10, pressure sensor 5, temperature sensor 6
Number, supply water close tap valve 8 to form confined space after reaching scheduled volume；Control valve in air supply system 2 is opened, day
Natural gas enters in supercharging device 3 and is pressurized in right gas cylinder 1, by tap supplied in the connection emulation hole model system of valve 8 into
Mouthfuls 21, open supercharging device 3 and feed natural gas in emulation hole model system, by gas flowmeter 4, pressure sensor 5,
Monitoring supply parameter, infeed natural gas close tap valve 8 to form confined air to temperature sensor 6 after reaching scheduled volume in real time
Between；After natural gas and supply water enter emulation hole model system, emulation hole model system constant temperature is placed, it is to be generated
Next step operation is carried out after gas hydrates physical property is stable, gathered in real time by monitoring system temperature in experimentation, pressure,
Micro mirror is imaged and other experimental datas.
Step 3：Decomposition of hydrate collection is implemented by production system, by seal nipple in production system 11 and simulation-hole
Seal nipple 11 is connected in gap model system, and back-pressure valve 12 is modulated into simulated storage pressure, control valve 2 is opened, and is improved permanent
The internal temperature of incubator 15, makes gas hydrate dissociation, implements gas-liquid separation to output object by gas-liquid separator 13, passes through storage
Water installations 9 are collected to recovered water, and output gas is collected by gas intermediate receptacle 14, pass through pressure sensor 5, temperature
Degree sensor 6 records experiment parameter in real time；By emulating pressure sensor 5 in hole model system, temperature sensor 6 is remembered in real time
Experiment parameter during record decomposition of hydrate；Gather temperature in experimentation, pressure, output logistics in real time by monitoring system
Amount, micro mirror imaging and other experimental datas.
During above-mentioned steps are carried out, the monitoring system passes through pressure sensor 5, temperature sensor 6, gas flowmeter
4th, fluid flowmeter 10 and microscope are monitored in real time, and record each stage design parameter of experiment, by connecting regulating valve
2 pairs of experimentations of door manipulate.
Particular embodiments described above, the purpose of the present invention, technical scheme and beneficial effect are carried out further in detail
Describe in detail it is bright, should be understood that the foregoing is only the present invention specific embodiment, the guarantor being not intended to limit the present invention
Scope is protected, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., should be included in this
Within the protection domain of invention.
Claims (6)
1. a kind of gas hydrates photoetching glass model microcosmos experiment device, it is characterised in that the experimental provision includes supplying
Gas system, liquid-supplying system, emulation hole model system, production system and monitoring system；
Wherein described air supply system is connected with emulation hole model system, and the liquid-supplying system is with emulating hole model system phase
Connection, the production system with emulate hole model system be connected, the monitoring system respectively with the air supply system, feed flow
System, emulation hole model system, production system are connected；
The air supply system is used to provide natural gas for synthesis of natural gas hydrate inside the emulation hole model system；It is described
Liquid-supplying system is used to provide water for synthesis of natural gas hydrate inside the emulation hole model system；The production system is used for
Gas hydrate dissociation product inside emulation hole model system is implemented to collect, and analyzes natural gas and water in catabolite
Yield；The emulation hole model system is used to simulate gas hydrates pressure, temperature, saturation degree, permeability and routine
Formation parameter, and main body of the photoetching glass as emulation hole model system；The monitoring system is used to supply described in real-time collecting
Gas system, liquid-supplying system, emulation hole model system, production system running parameter, data caused by writing task parameter, and
Experimental implementation is controlled by monitoring system.
A kind of 2. gas hydrates photoetching glass model microcosmos experiment device as claimed in claim 1, it is characterised in that institute
Stating air supply system includes natural gas bottle, control valve, supercharging device, gas flowmeter, pressure sensor, temperature sensor, height
Pressure pipeline, tap valve；
Natural gas bottle outlet is connected to supercharging device entrance by high pressure line, and control valve is located at natural gas bottle and supercharging device
Between, the feed speed effect of regulation natural gas is played, supercharging device outlet is connected to tap valve inlet, gas by high pressure line
Flowmeter body, pressure sensor, temperature sensor are located between supercharging device and tap valve, play monitoring gas flow, pressure
The effect of power, temperature, tap valve export are connected with the emulation hole model system.
A kind of 3. gas hydrates photoetching glass model microcosmos experiment device as claimed in claim 1, it is characterised in that institute
Stating liquid-supplying system includes water storage device, control valve, supercharging device, fluid flowmeter, pressure sensor, temperature sensor, height
Pressure pipeline, tap valve；
Water storage device outlet is connected to supercharging device entrance by high pressure line, and control valve is located at water storage device and supercharging device
Between, the feed speed effect of regulation water is played, supercharging device outlet is connected to tap valve inlet, liquid flow by high pressure line
Gauge, pressure sensor, temperature sensor are located between supercharging device and tap valve, play monitoring fluid flow, pressure, temperature
The effect of degree, tap valve export are connected with the emulation hole model system.
A kind of 4. gas hydrates photoetching glass model microcosmos experiment device as claimed in claim 1, it is characterised in that institute
Stating production system includes seal nipple, control valve, pressure sensor, temperature sensor, high pressure line, back-pressure valve, gas-liquid point
From device, water storage device, gas intermediate receptacle；
Back pressure valve inlet is connected with seal nipple by high pressure line, and control valve, pressure sensor, temperature sensor are positioned at close
Between sealing joint and back-pressure valve, playing a part of monitoring output object pressure, temperature, back-pressure valve plays the effect of simulated formation pressure,
The back pressure valve outlet is connected with gas-liquid separator, and output object is implemented gas-liquid separation by gas-liquid separator, and output water is supplied
Enter water storage device, output gas feeds gas intermediate receptacle；Seal nipple is connected with emulation hole model system, emulates hole mould
Output object caused by the work of type system enters production system by seal nipple.
A kind of 5. gas hydrates photoetching glass model microcosmos experiment device as claimed in claim 1, it is characterised in that institute
State emulation hole model system include insulating box, reaction vessel, bolt hole, photoetching glass, pressure sensor, temperature sensor,
Temperature tube, pressure-measuring pipe, air supply inlet, air supply pipe, feed flow entrance, feed pipe, extraction pipe, control valve, seal nipple；
Reaction vessel is made up of upper cover plate, bottom plate and sealing gasket, and upper cover plate, bottom plate material are safety glass, and bolt hole is through upper
Cover plate and bottom plate, the upper cover plate are located at the bottom plate top, and the cuboid groove formed by bolt hole with bolt seal is closed
Space, photoetching glass are positioned in the groove of reaction vessel, and pressure sensor is connected to photoetching glass, pressure-measuring pipe by pressure-measuring pipe
Positioned at reaction vessel interior, temperature sensor is connected to photoetching glass by temperature tube, and temperature tube is located at reaction vessel interior, supplies
Gas entrance is connected to photoetching glass by air supply pipe, and air supply pipe is located at reaction vessel interior, and feed flow entrance is connected by feed pipe
In photoetching glass, feed pipe is located at reaction vessel interior, and seal nipple is connected to photoetching glass by producing pipe, and extraction pipe is located at
Reaction vessel interior, control valve is on the extraction pipe between reaction vessel and seal nipple, the reaction vessel, bolt
Hole, photoetching glass, pressure sensor, temperature sensor, temperature tube, pressure-measuring pipe, air supply inlet, air supply pipe, feed flow entrance, feed flow
Pipe, extraction pipe, control valve, seal nipple are respectively positioned in insulating box；
Valve is tapped in the air supply system by high pressure line with air supply inlet in the emulation hole model system to be connected,
Tap valve in the liquid-supplying system institute by high pressure line with feed flow entrance in the emulation hole model system to be connected, institute
Seal nipple in production system is stated with seal nipple in the emulation hole model system to be connected.
A kind of 6. gas hydrates photoetching glass model microcosmos experiment device as claimed in claim 1, it is characterised in that institute
Stating monitoring system includes computer, microscope, transmission cable, the air supply system, liquid-supplying system, emulation hole model system,
Microscope, production system are connected by transmission cable with computer, in experimentation real-time collecting temperature, pressure,
Output logistics capacity, microscope imaging and other experimental datas, and experimental implementation is controlled by monitoring system.
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| CN201710992240.8A CN107516462A (en) | 2017-10-23 | 2017-10-23 | A kind of gas hydrates photoetching glass model microcosmos experiment device |
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Application publication date: 20171226 |