CN206731075U - A kind of lanthanum chloride hydrate gas-liquid cycle control loop system - Google Patents
A kind of lanthanum chloride hydrate gas-liquid cycle control loop system Download PDFInfo
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Abstract
The utility model provides a kind of lanthanum chloride hydrate gas-liquid cycle control loop system, including：Air inflow control loop and liquid inlet volume control loop；The air inflow control loop is used for the air inflow for adjusting supply air line；The liquid inlet volume control loop is used for the liquid inlet volume for adjusting liquid feeding pipeline.Lanthanum chloride hydrate gas-liquid cycle control loop system provided by the utility model, can speed up the combined coefficient of gas hydrates, so as to promote the process of industrialization of gas hydrates.
Description
Technical field
It the utility model is related to exploitation of gas hydrates and its utilize technical field, more particularly to a kind of lanthanum chloride hydrate
Gas-liquid cycle control loop system.
Background technology
Gas hydrates, it is by small molecule hydro carbons (mainly CH4) relied on hydrone under low temperature and condition of high voltage
A kind of cage modle crystalline solid that Van der Waals force is formed.In theory, 1m3The releasable 164m of gas hydrates3Standard state CH4
And 0.8m3Water.The methane content contained in global gas hydrates is about (1.8-2.1) x1016m3, sent out equivalent to the whole world
More than twice of fossil fuel such as existing coal, oil, natural gas.
Because gas hydrates possess the features such as distribution is wide, reserves are big, energy density is high, green cleaning, it is considered as pole
Has the new alternative energy source of forth generation of potentiality.From 18th century, multiple countries have carried out hydrate and have studied and obtain one successively
Fixed achievement, China find and successfully taken to obtain in the Shenhu sea area of Northern Part of South China Sea and the permafrost band of Qilian mountains south edge
Gas hydrates samples.
Hydrate Technology is in fields such as the accumulating of energy gas, mixed gas separation, greenhouse gases capture, desalinization and cold-storages
Have a wide range of applications, it is the premise of hydrate commercial applications to realize hydrate Fast back-projection algorithm, and hydrate is quick at present
The problem of the following aspects also be present in synthesis：(1) formation speed is slow, and (2) gas storage density is low.Therefore, realize that natural gas is hydrated
Thing Fast back-projection algorithm is the key of gas hydrates large-scale commercial application.Therefore ground with reference to the basis of hydrate Fast back-projection algorithm
Study carefully, study gas hydrates Fast back-projection algorithm technology under industrialized condition, be the inevitable choice for promoting Hydrate Technology to advance.
Utility model content
For above-mentioned technical problem, the utility model provides a kind of lanthanum chloride hydrate gas-liquid cycle control loop
System, to realize that gas hydrates efficiently quickly generate, promote the process of industrialization of gas hydrates.
A kind of lanthanum chloride hydrate gas-liquid cycle control loop system, including：Air inflow control loop and liquid inlet volume control back
Road；
The air inflow control loop is used for the air inflow for adjusting supply air line；The air inflow control loop includes being used to incite somebody to action
Unreacted gas, which is pumped out and circulated by gas circulator from the gas vent b on reactor top, in reactor is pumped into reactor
The gas access a of bottom pipeline；
The liquid inlet volume control loop is used for the liquid inlet volume for adjusting liquid feeding pipeline；Wherein,
Liquid inlet volume control loop is formed by being sequentially connected with lower component：Liquid circulation pump discharge, the 7th regulating valve, the 7th temperature
Spend indicator, the 17th pressure indicator, the first fluid flowmeter, the 9th regulating valve, the 6th temperature indicator, the 16th pressure
Indicator, liquid circulation pump intake.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, the supply air line is used for will
Gas in gas cylinder is delivered in reactor；The pipeline is connected with the 6th pressure in turn by pipeline by the outlet of gas cylinder and indicated
Device, the first stop valve, the first regulating valve, first pressure indicator, the first temperature indicator, the 4th stop valve, second pressure refer to
Show device, second temperature indicator, gas circulator, the second regulating valve, the 4th pressure indicator, the 4th temperature indicator, the 3rd
Regulating valve, second gas flowmeter, the 6th stop valve, finally connected with the gas access a of reactor bottom；
The liquid feeding pipeline is used to the water of water tank being delivered in reactor；The liquid feeding pipeline passes through pipe by the outlet of water tank
Road is connected with reactor liquid phase entrance c, and plunger pump is provided with the connecting pipeline.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, in addition to agitating device, data
Acquisition control system；
For the agitating device to be provided with agitator in the reactor, the stirring of the agitator crushes oar using propulsion
Blade form, and broken tooth cone is installed below blade；
The data acquisition control system includes computer, and be connected with computer resistivity measurement point C, pressure survey
Measure point P, temperature measuring point T, level gauging point L, single-phase, multiphase flowmeter measurement point F, parameter identifier point M.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, in addition to spray equipment；
The spray equipment includes：Spray thrower is provided with the top of the reactor, the spray thrower passes through pipeline and reaction
Kettle liquid phase entrance c is connected, and liquid circulation pump is provided with the connecting pipeline.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, in addition to bubbling device；
The bubbling device includes the bubbler for being arranged on reactor bottom.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, the air inflow control loop
Be provided with all the way be used for protective gas circulating pump gas shield circulation loop, the gas shield circulation loop by with lower component according to
It is secondary to connect and compose：Gas circulation pump discharge, the second regulating valve, the 4th pressure indicator, the 4th temperature indicator, the 4th regulation
Valve, first gas flowmeter, second pressure indicator, second temperature indicator, gas circulation pump intake.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, including for making in reactor
The pressure in portion is in constant or under required pressure condition voltage stabilizing pipeline；The voltage-stabiliser tube route liquid phase pipeline and gas phase
The part of pipeline 2 is formed；
Wherein, liquid phase pipeline is buffered liquid phase entrance d, liquid-phase outlet h, the second row of pot bottom by water tank, plunger pump, voltage stabilizing
Water valve is sequentially connected composition by pipeline；
The gas phase pipeline is gone out by the gas phase of the outlet of gas cylinder, the gas phase entrance f on voltage stabilizing surge tank top, voltage stabilizing surge tank
Mouth g, the gas access a of reactor bottom are sequentially connected composition by pipeline.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, on the voltage stabilizing surge tank
It is also associated with vavuum pump.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, on the voltage stabilizing surge tank
Equipped with the 3rd temperature indicator, the 3rd pressure indicator, the first fluid level indicator and the second safety valve, voltage stabilizing surge tank periphery
Jacket heat-exchanger is installed, guiding gutter is provided with inside heat exchanger, by voltage stabilizing surge tank refrigeration unit by the first inlet valve with
Control is adjusted to the temperature in reactor in first flowing water Valve.
Further, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, is installed on the reactor
There are the 5th pressure indicator, the 5th temperature indicator, the second fluid level indicator and resistivity indicator；
Reactor periphery is provided with jacket heat-exchanger, is provided with guiding gutter inside heat exchanger, is passed through by reactor refrigeration unit
Control is adjusted to the temperature in reactor in second inlet valve and flowing water Valve.
Reactor periphery is provided with jacket heat-exchanger, is provided with guiding gutter inside heat exchanger, is passed through by reactor refrigeration unit
Control is adjusted to the temperature in reactor in second inlet valve and flowing water Valve.
Lanthanum chloride hydrate gas-liquid cycle control loop system provided by the utility model, can speed up gas hydrates
Combined coefficient, so as to promote the process of industrialization of gas hydrates.
Brief description of the drawings
Fig. 1 is the utility model lanthanum chloride hydrate gas-liquid cycle control loop system structure diagram；
Fig. 2 the utility model data acquisition control system structural representations.
Embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, below technical side in the utility model
Case is clearly and completely described, it is clear that and described embodiment is the utility model part of the embodiment, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
As shown in Figures 1 and 2, the main module of the utility model is exactly the Fast back-projection algorithm of gas hydrates large sample,
The utility model lanthanum chloride hydrate system by the way of bubbling, spray and stirring are combined, the system by reactor, supply and
Gas-circulating system, feed flow and fluid circulation system, mechanical enhancer action system, voltage stabilizing buffer system, valve and pipeline fittings
Deng composition.
Reactor mainly provides lanthanum chloride hydrate and memory space, and internal water and reaction medium are controlled by refrigeration unit
Temperature, three kinds of hydrate Fast back-projection algorithm devices are set up inside reactor, set up agitator among kettle, kettle upper frame set spray thrower and
Bubbler is installed in bottom, and kettle is provided with the 5th pressure indicator P-105, the 5th temperature indicator T-105, the instruction of the second liquid level
Device (differential pressure type level gauge L-102) and resistivity indicator C-101, reactor periphery are provided with jacket heat-exchanger, in heat exchanger
Portion is provided with guiding gutter, by refrigeration unit by the second inlet valve V-401 and the second flowing water Valve V-402 to the temperature in reactor
Control is adjusted in degree.
Gas injection and gas-circulating system include gas cylinder, detect the 6th pressure indicator P-106 of storage pressure, the first cut-off
Valve V-101, first pressure indicator P-101, the first temperature indicator T-101, the 4th stop valve V-104, main air inlet pipe road peace
Fill second pressure indicator P-102, second temperature indicator T-102, gas circulator, the second regulating valve CV-105, the 4th pressure
Power indicator P-104, the 4th temperature indicator T-104, the 3rd regulating valve CV-108, second gas flowmeter F-102, the 6th section
Only valve V-110, exhaust-valve V-111, the 5th stop valve V-112 are equipped with outlet pipe, is adjusted on bypass regulation pipeline equipped with the 4th
Save valve CV-109, first gas flowmeter F-101.
Fluid injection and fluid circulation system on water tank, the 7th stop valve V-201, plunger pump, fluid injection pipeline including being equipped with the 5th
Regulating valve CV-204, the 8th stop valve V-205, refer to equipped with the 6th regulating valve CV-206, the 6th temperature on liquid circulation main line
Show device T-201, the 16th pressure indicator P-201, liquid circulation pump, the 7th regulating valve CV-208, the 7th temperature indicator T-
202nd, the 17th pressure indicator P-202, second liquid flowmeter F-202, the 8th regulating valve CV-209, bypass are adjusted on pipeline
Equipped with the first fluid flowmeter F-201, flow control valve (the 9th regulating valve CV-207).
Voltage stabilizing buffer system includes main equipment voltage stabilizing surge tank, and upper space filling gas, side passes through the 3rd cut-off
Valve V-103 is connected with gas cylinder, and opposite side is connected by the 6th stop valve V-106 with air inlet pipeline, while passes through the 18th cut-off
Valve V-301, the 7th pressure indicator P-301 couple with vavuum pump, realize and whole vacuum-pumping loop is operated；Under voltage stabilizing surge tank
Portion's water filling, side are connected by the 11st stop valve V-202, the 18th pressure indicator P-203 with water tank and water influent pipeline, and two
Side couples the second draining valve V-203, while is indicated on voltage stabilizing surge tank equipped with the 3rd temperature indicator T-103, the 3rd pressure
Device P-103, the first fluid level indicator (differential pressure type level gauge L-101) and the second safety valve V-107, surge tank periphery are provided with folder
Heat exchanger is covered, guiding gutter is provided with inside heat exchanger, the first inlet valve V-403 and the first flowing water Valve V- is passed through by refrigeration unit
Control is adjusted in temperature in 404 pairs of reactors.
Feed flow and fluid circulation system provide liquid water in hydrate formation respectively with supply and gas-circulating system
And natural gas circulation drive ram；Mechanical enhancer acts on hydrate Fast back-projection algorithm experimental study；Voltage stabilizing buffer system, which plays, is
System pressure controlling function；Gas cylinder, there is provided test required gas；The function of vavuum pump is first by pipeline before pipeline inflation
Interior air emptying, to avoid natural gas and oxygen mix.Plunger pump acts on system water filling moisturizing operation；Valve and pipe fitting control
Basic circuit fluid flow；The parameters such as pressure, temperature and the flow of whole experimental loop are carried out by data acquisition control system
Gather and store.
As shown in Figures 1 and 2, lanthanum chloride hydrate gas-liquid cycle control loop system provided by the utility model, including：Enter
Tolerance control loop and liquid inlet volume control loop；
The air inflow control loop is used for the air inflow for adjusting supply air line；The air inflow control loop includes being used for
Unreacted gas in reactor 115 is pumped out into simultaneously circulating pump from the gas vent b on reactor top by gas circulator 111
Enter the gas access a of the bottom of reactor 115 gas bypassing regulation circulation loop；
The liquid inlet volume control loop is used for the liquid inlet volume for adjusting liquid feeding pipeline；Wherein,
Liquid inlet volume control loop is formed by being sequentially connected with lower component：Liquid circulation pump 114 exports, the 7th regulating valve CV-
208th, the 7th temperature indicator T-202, the 17th pressure indicator P-202, the first fluid flowmeter F-201, the 9th regulating valve
CV-207, the 6th temperature indicator T-201, the 16th pressure indicator P-201, the entrance of liquid circulation pump 114.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, the supply air line are used for gas
Gas in bottle 118 is delivered in reactor 115；The pipeline passes through pipeline and the bottom of reactor 115 by the outlet of gas cylinder 118
Gas access a is connected；The pipeline is formed by being sequentially connected with lower component：Gas cylinder 118, the 6th pressure indicator P-106, first section
Only valve V-101, the first regulating valve CV-102, first pressure indicator P-101, the first temperature indicator T-101, the 4th stop valve
V-104, second pressure indicator P-102, second temperature indicator T-102, gas circulator 111, the second regulating valve CV-105,
4th pressure indicator P-104, the 4th temperature indicator T-104, the 3rd regulating valve CV-108, second gas flowmeter F-102,
6th stop valve V-110, the gas access a of the bottom of reactor 115.
The liquid feeding pipeline is used to the water of water tank 113 being delivered in reactor 115；The liquid feeding pipeline is by water tank 113
Outlet is connected by pipeline with reactor liquid phase entrance c, and plunger pump 112 is provided with the connecting pipeline.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, in addition to agitating device, data are adopted
Collect control system；
To be provided with agitator 119 in the reactor 115, the stirring of the agitator 119 crushes the agitating device
Oar is provided with broken tooth cone using propulsion blade form below blade；
The data acquisition control system includes computer, and be connected with computer resistivity measurement point C, pressure survey
Measure point P, temperature measuring point T, level gauging point L, single-phase, multiphase flowmeter measurement point F, parameter identifier point M.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, in addition to spray equipment；
The spray equipment includes：The top of the reactor 115 is provided with spray thrower 1151, the spray thrower 1151 passes through
Pipeline is connected with reactor liquid phase entrance c, and liquid circulation pump 114 is provided with the connecting pipeline.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, in addition to bubbling device；
The bubbling device includes the bubbler 122 for being arranged on the bottom of reactor 115.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, the air inflow control loop are set
Be equipped with all the way be used for protective gas circulating pump gas shield circulation loop, the gas shield circulation loop by with lower component successively
Connect and compose：Gas circulator 111 exports, the instruction of the second regulating valve CV-105, the 4th pressure indicator P-104, the 4th temperature
Device T-104, the 4th regulating valve CV-109, first gas flowmeter F-101, second pressure indicator P-102, second temperature instruction
Device T-102, the entrance of gas circulator 111.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, including for making in reactor 115
The pressure in portion is in constant or under required pressure condition voltage stabilizing pipeline；The voltage-stabiliser tube route liquid phase pipeline and gas phase
The part of pipeline 2 is formed；
Wherein, liquid phase pipeline is gone out by water tank 113, plunger pump 112, the liquid phase entrance d of the bottom of voltage stabilizing surge tank 117, liquid phase
Mouth h, the second draining valve V-203 are sequentially connected composition by pipeline；
The gas phase pipeline is by the outlet of gas cylinder 118, gas phase entrance f, the voltage stabilizing surge tank on the top of voltage stabilizing surge tank 117
117 gaseous phase outlet g, the gas access a of the bottom of reactor 115 is sequentially connected composition by pipeline.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, on the voltage stabilizing surge tank 117
It is also associated with vavuum pump 116.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, on the voltage stabilizing surge tank 117
Equipped with the 3rd temperature indicator T-103, the 3rd pressure indicator P-103, the first fluid level indicator L-101 and the second safety valve
V-107, the periphery of voltage stabilizing surge tank 117 are provided with jacket heat-exchanger, are provided with guiding gutter inside heat exchanger, are freezed by voltage stabilizing surge tank
Control is adjusted to the temperature in reactor by the first inlet valve V-403 and the first flowing water Valve V-404 in unit 120.
Preferably, lanthanum chloride hydrate gas-liquid cycle control loop system as described above, is installed on the reactor 115
There are the 5th pressure indicator P-105, the 5th temperature indicator T-105, the second fluid level indicator L-102 and resistivity indicator C-
101；
The periphery of reactor 115 is provided with jacket heat-exchanger, guiding gutter is provided with inside heat exchanger, by reactor refrigeration unit
123 are adjusted control by the second inlet valve V-401 and flowing water Valve V-402 to the temperature in reactor 115.
More than being based on, the utility model is when synthesizing synthesis of natural gas hydrate, not only by gas from reactor
Bottom, which is passed through to be reacted come the liquid internal with it, carrys out synthesis of natural gas hydrate, and in order to accelerate synthetic natural gas hydration
The efficiency of thing, the utility model increase the contact area of gas and liquid by way of stirring, bubbling and spray, from
And accelerate the synthesis of gas hydrates.
Further, be additionally provided with reactor 115 second fluid level indicator L-102, resistivity indicator C-101,
5th temperature indicator T-105, the 5th pressure indicator P-105 measure the real-time status of reactor.
Further, reactor refrigeration unit 123 is provided with reactor 115, the two of the reactor refrigeration unit 123
End is connected with the periphery of reactor 115 respectively, on the pipeline between the reactor refrigeration unit 123 and reactor 115 respectively
It is provided with the second inlet valve V-401, the second flowing water Valve V-402.
Further, the first draining valve V-210 is provided with reactor liquid phase entrance c connecting line；In reactor
Exhaust-valve V-111 is provided with gaseous phase outlet b connecting line.
The data acquisition control system includes：Resistivity measurement point C, pressure measurement point P, temperature measuring point T, liquid level are surveyed
Measure point L, single-phase, multiphase flowmeter measurement point F, parameter identifier point M；
Wherein, resistivity measurement point C is used for by resistivity come the resistance by measuring gas hydrates in reactor
Rate, so as to judge the synthetic effect of ocean gas hydrate to analyze, it is compared and joins according to the resistivity curve of collection
Examine, pass through the generating process of curve real-time display hydrate；
The pressure measurement point P is used to measure the pressure on voltage stabilizing surge tank, reactor inside and each pipeline, passes through
The measurement result monitors the pressure of whole experimental loop system to do in real time, ensures a large amount of Fast back-projection algorithms of gas hydrates, and
And by reactor internal pressure drops situation of change and pressure history judge gas hydrates in reactor generation situation,
Balance each other state；
The temperature measuring point T is used to measure the temperature on voltage stabilizing surge tank, reactor inside and each pipeline, passes through
The measurement result ensures a large amount of Fast back-projection algorithms of gas hydrates；And pass through reactor internal temperature situation of change and temperature
Change curve judges the generation situation of gas hydrates in reactor, balance each other state；
The level gauging point L is used to measure voltage stabilizing surge tank, the height condition of reactor internal liquid, passes through the measurement
As a result the how many judge index of hydrate quantity after the water injection rate that is used as in experimentation in reactor and generation hydrate；
Single-phase, the multiphase flowmeter measurement point F is used to measure fluid (gas, the liquid passed through in respective line
Body, mixed phase) real-time traffic, and by the measurement result judge to calculate the consumption of natural gas and water, researching natural gas
The gas-storing capacity of hydrate；
The parameter identifier point M is for measuring the mixing parametric of agitator in reactor (such as：Rotating speed), breakage parameter
(such as：Broken rotating speed, broken moment of torsion, propelling pressure, grinding depth, cracking pressure) spray thrower parameter is (such as：Spray angles, spray
Speed, droplet size) and bubbler parameter is (such as：Bubbling rate, bubbling size), and by the measurement result come the number that measures
It is real accordingly according to mixing parametric, breakage parameter, spray thrower parameter, the foundation of bubbler parameter that can be used as control fragmentation stirrer
Wherein a certain or certain two method can also be used by the way of Bubbling method, spray process, paddling process three are combined in the personnel of testing
Strengthen quickly generating for gas hydrates, or by mixing parametric, breakage parameter, spray thrower parameter, bubbler parameter
Control, study influence of a certain parameter to a large amount of Fast back-projection algorithm speed of natural gas gas hydrate.
1st, hydrate sample synthesizes
1.1 lanthanum chloride hydrates prepare
(1) operation is vacuumized：V-101 is closed, simultaneously closes off exhaust-valve V-111, the 7th stop valve V-201
And the second draining valve V-203, other valves is in opening, start vavuum pump 116 and vacuumize, when reaching certain vacuum
During degree (being measured by the 7th pressure indicator P-301), the 18th stop valve V-301 is closed, closes vavuum pump 116.Open the
One stop valve V-101, gas is filled to experimental loop, the first stop valve V-101 is closed after the completion of filling, is again started up vavuum pump
116 carry out vacuum pumping, are so repeated several times, and reduce air capacity in loop.
(2) level calibration operation：Capping kettle upper cover, control valve, make the second draining valve V-203, the 6th cut-off
Valve V-106, the 18th stop valve V-301, the first draining valve V-210, the 5th stop valve V-112 are closed, and make the 7th
Stop valve V-201, the 11st stop valve V-202, the 5th regulating valve CV-204, the 8th stop valve V-205, at exhaust-valve V-111
In opening, start plunger pump 112 and voltage stabilizing surge tank 17 and reactor 115 are emptied and fill water, establish normal water level simultaneously
Close the 4th stop valve V-104, the 11st stop valve V-202, the 8th stop valve V-205；
(3) gas injection operation：It is (anti-to open the first stop valve V-101, the first regulating valve CV-102 control methane gas injection pressure
Only methane gas HVDC brings potential safety hazard), circuit system is full of the natural gas of certain pressure.
(4) water level regulation operation：The 5th stop valve V-112 and the first draining valve V-210 are adjusted, will be anti-by natural gas
Answer kettle water level to force down to suitable level, close the first draining valve V-210；Adjust the 3rd stop valve V-103 and the second draining valve V-
203, water level in voltage stabilizing surge tank 117 is forced down to suitable level by natural gas, closes the second draining valve V-203.
(5) moisturizing supercharging operation：When circuit pressure is no longer lifted, the first stop valve V-101 is closed, opens the 7th cut-off
Valve V-201, the 11st stop valve V-202, start plunger pump 112, be pressurized to the moisturizing of voltage stabilizing surge tank 117, when voltage stabilizing surge tank
117 reach experimental pressure (by the 3rd pressure indicator P-103 measure) when, close plunger pump 112, close the 7th stop valve V-
201st, the 11st stop valve V-202.
1.2 lanthanum chloride hydrate experimental implementations
(1) refrigeration operation：Start reactor refrigeration unit 123 and carry out water-bath refrigeration, be set as constant hydrate generation
Requirement of experiment temperature.
(2) gas cycle operation：Start gas circulator 111, adjust the second regulating valve CV-105 and the 3rd regulating valve CV-
108 or the 4th regulating valve CV-109, i.e., circulated by gas main road and adjusted with bypassing, make the natural gas flow by reactor 115
Amount meets experiment demand, and gas injects from the bottom of reactor 115, is entered in a manner of bubbling in reactor 115, from upper end cover stream
Go out to be circulated.
(3) operation is stirred：Start agitator 119, speed setting generates for suitable hydrate, can not destroy hydrate again
The requirement of experiment (100~400r/min of stepless speed regulation scope) of aggregation.
(4) operation is sprayed：Start liquid circulating pump 114, regulation the 6th regulating valve CV-206, the 9th regulating valve CV-207 or
8th regulating valve CV-209, is circulated and bypass circuit by liquid main road, makes to meet experiment by the liquid inlet volume of upper end cover nozzle
It is required that.
(5) voltage stabilizing operation：The 7th stop valve V-201, the 11st stop valve V-202, the 6th stop valve V-106 are opened, is opened
Dynamic plunger pump 112 is pressurized circuit system to the water filling of voltage stabilizing surge tank 117, or opens the 6th stop valve V-106, the second draining valve
V-203 drainings are depressured system, circuit system pressure by second pressure indicator P-102, the 4th pressure indicator P-104 and
5th pressure indicator P-105 is measured, and system pressure is kept stable by being pressurized reduced pressure operation.
(6) flow measurement：Second gas flowmeter F-102, third gas flowmeter F-103 distinguish the disengaging of batching cycle
Mouth methane gas integrated flow, the air consumption generated by cumulative measurement value come calculated hydration thing (MaterialBalance Computation method).
(7) resistance measurement operation：4 resistance measuring point C-101 are surrounded by reactor 115, pass through the resistance of measurement
Rate judges the synthetic effect of ocean gas hydrate to analyze；It is compared and refers to according to the resistivity curve of collection, leads to
Cross the generating process of curve real-time display hydrate.
(8) temperature and pressure measurement operation：The 5th temperature indicator T-105, the 5th pressure indicator are surrounded by reactor 115
P-105, the synthetic effect of ocean gas hydrate is judged to analyze by the temperature-pressure curve of measurement.
(9) operation is terminated：When the sample of ocean gas hydrate synthesis meets experiment demand, gas circulator is closed
111 (superchargers), the 6th stop valve V-110, the 5th stop valve V-112 are closed, closing liquid circulating pump 114, closes the 9th section
Only valve V-212, the tenth stop valve V-211, the experiment of ocean gas hydrate Fast back-projection algorithm terminate.
The mixing parametric of the utility model reactor agitator is (such as：Rotating speed), breakage parameter (such as：Broken rotating speed, broken torsion
Square, propelling pressure, grinding depth, cracking pressure), spray thrower parameter (such as：Spray angles, Spraying rates, droplet size) and drum
Bubbler parameter is (such as：Bubbling rate) it is controllable；
The synthesis stirring of the synthesis reaction vessel of the utility model gas hydrates crushes oar selection and promotes blade form, and
And broken tooth cone is installed below blade, the form of simulated sea bottom mining vehicle, to reach the broken purpose of hydrate；Gas water
Agitator in compound reactor realizes that stirring crushes the rotation of oar, two-stage hydraulic jack using variable-frequency motor, electrodeless decelerator
Realize moving up and down for agitating paddle；
The utility model is provided with the second fluid level indicator (differential pressure type level gauge L-102) on the reactor,
The utility model is surrounded by 4 resistance measuring point C-101 in reactor, is sentenced by the resistivity of measurement to analyze
The synthetic effect of disconnected ocean gas hydrate, is compared and refers to according to the resistivity curve of collection, real-time by curve
Show the generating process of hydrate；Temperature, pressure measuring element are surrounded by reactor, is divided by the temperature-pressure curve of measurement
Analysis judges the synthetic effect of ocean gas hydrate.
The present invention measures F-103 by second gas flowmeter F-102 and third gas flowmeter and measures natural gas hydration
Air consumption in thing generating process, the water consumption in hydrate formation is measured by the second liquid level gauge L-102 of reactor,
According to measured data on flows can COMPREHENSIVE CALCULATING gas hydrates gas storage density.
The refrigeration unit for providing refrigeration in experimentation for reactor and voltage stabilizing surge tank possesses refrigeration, two kinds of heating
Function；
Reactor is the nucleus equipment of lanthanum chloride hydrate system, is vertical third class(grade) pressure vessel, mainly by flat cover, equipment method
Orchid, delivery port flanges, cylinder, end socket, water inlet, air inlet, bottom plate, rabbling mechanism, spraying mechanism, bubbling mechanism, measurement member
The parts such as part are formed, and reactor temperature is controlled by refrigeration unit, kettle surrounding arrangement point resistance measurement sensor, kettle
Even foaming device, sprayer unit are also set inside bottom, agitating device strengthens mixing wastewater with air process.
Reactor parameter is as follows：
Design pressure：16MPa
Design temperature：- 15~40 DEG C
Kettle size：Φ600×1000(mm)
Cavity total measurement (volume)：500L
Ratio of height to diameter：1.5~2.5
Maximum working pressure：12MPa
Operating temperature：0 DEG C~30 DEG C
Hydrostatic test pressure：20MPa
Working media：Water and natural gas, chemical reagent etc.
Main material：0Cr18Ni10Ti adds Stainless steel 316 material anticorrosive coat using steel alloy
Projected life：30 years
The utility model Autoclaves for synthesis selects fluorine glue round section joint ring, and manufacturing expense is low and easy to use, and installing force is low, resistance to
Chemical mediator and carbon dioxide, anti-extrusion, anti-gas explosion.With the development of material, static seal pressure is up to 70MPa.At present
Such sealing is used in boats and ships heavy industry hyperbaric chamber, so being entirely capable of meeting the requirement of the system sealing property.
Due to Autoclaves for synthesis surface of internal cavity, it can be produced with the medium in kettle and contact that (seawater, methane, chemical agent etc., have
Corrosivity), therefore need to carry out preservative treatment to it, to ensure the performance of Autoclaves for synthesis and service life.
The moist areas such as synthesis reactor surface of internal cavity, end socket inner surface and the hole that is contacted with medium, are heated using special process
The alloy anticorrosive coat of Monel 400.The single phase solid solution for being organized as high intensity of the alloy of Monel 400, it be a kind of dosage it is maximum,
The corrosion resistant alloy that purposes is most wide, combination property is splendid.This alloy has excellent corrosion resistance in hydrofluoric acid and fluorine gas medium, right
Hot concentrated alkali liquid also has excellent corrosion resistance.The corrosion of also resistance to neutral solution, water, seawater, air, organic compound etc. simultaneously.Should
One key character of alloy is typically not produce stress corrosion cracking (SCC), and cutting ability is good.
The design of voltage stabilizing surge tank
To ensure that system pressure is stable in the running of loop, circuit system sets 1 voltage-stablizer.Can be according to associated loop
Volume determines regulator design parameter.To reduce voltage-stablizer size, the equipment of selection 3 same volumes of processing is used in parallel.
Regulator design parameter is as follows：
The moist areas such as voltage stabilizing surge tank surface of internal cavity, end socket inner surface and the hole that is contacted with medium, using special process
Heat the alloy anticorrosive coat of Monel 400.The single phase solid solution for being organized as high intensity of the alloy of Monel 400, it is a kind of dosage
The corrosion resistant alloy that maximum, purposes is most wide, combination property is splendid.This alloy has excellent anti-corrosion in hydrofluoric acid and fluorine gas medium
Property, also there is excellent corrosion resistance to hot concentrated alkali liquid.The corruption of also resistance to neutral solution, water, seawater, air, organic compound etc. simultaneously
Erosion.
Rabbling mechanism
Design parameter：
Lanthanum chloride hydrate speed of agitator：100~400r/min (stepless time adjustment)；
Power of agitator：7.5Kw, adjustable frequency motor；
The Related literature analysis of the influence generated from speed of agitator to hydrate and reference, the system pressure 12MPa, work
Temperature assumed at -5~15 DEG C, and speed of agitator can reach ideal effect in 100~400r/min, temperature, pressure and is turned
The matching of speed can be verified in actual applications.
Lanthanum chloride hydrate stirring crushes oar selection and promotes blade form, mixing suitable for medium-high viscosity liquid, heat transfer or
The processes such as reaction.Agitator surface spraying Teflon (polytetrafluoroethylene (PTFE)) anticorrosive coat, surface hardness is relatively low, and can play anti-corrosion will
Ask, reduce as far as possible to hydrate in the injury during again.
Hydrate stirring operation is mainly completed by rabbling mechanism.Rabbling mechanism includes hydraulic control and motor control dual control
System, motor control realize the rotation crushing motion of agitating paddle, and hydraulic control realizes that agitating paddle obtains and enters level motion up and down, realizes hydration
Stirring fragmentation in object space.
Spraying mechanism
Spray-on process technical parameter operating pressure：16MPa；Operating temperature：- 10~60 DEG C；Spraying discharge capacity：10L/min；From
German SPECK high-pressure plunger pumps, are satisfied with requirement of experiment.
Spray-on process be by the aqueous solution through nozzle atomization into gassiness synthesis reactor, solution dispersion is had into gas phase
Beneficial to the generation of hydrate；This experimental system is that 12MPa high-pressure natural gas is full of in Autoclaves for synthesis, and the aqueous solution is by bottom through steady
Pressurized overflow valve, is pressurizeed by atomizing pump, is realized and is synthesized the method synthesized hydrate that water circulation is sprayed, and the total amount of synthetic water is constant；
Spray-on process can greatly increase gas water contact area, so as to realize the generating rate of lanthanum chloride hydrate.
Bubbling mechanism
Composition：Flow control valve, air compressor, gas-booster, flowmeter, check valve, atomizing pump, overflow valve, pipe
Valve member etc. forms.
Bubble method technical parameter:
Operating pressure：16MPa；Operating temperature：- 10~60 DEG C；Gas displacement：50L/min.
(1) gas injection porous web board component is made up of orifice plate, filter screen, pressing plate, gas injection shower nozzle；
(2) present apparatus uses porous plate, countless aperture very littles (＜ Φ 2mm) eyelet is covered with plate, then one layer of clamping is not
Become rusty steel filter screen, prevents sand grains from leaking into gas injection interlayer, methane gas circulates injection from bottom to top, realizes hydrate Fast back-projection algorithm；
(3) gas injection shower nozzle uses nonmetallic PEEK materials, good heat-insulation effect, and there is anti-bonding to stick together effect, prevent for surface
The factor generation Hydrate Plugging shower nozzle such as gas injection supercooling.
Standard device type selecting
(1) air compressor machine type selecting
According to experiment needs, the function of air compressor is to provide power to gas boosting pump in the system, it is desirable to which it is pressed
Power grade is wide, is relatively easy to so as to match booster pump.So selection is piston type air compressor.
Design parameter is as follows：
The DW-3.0/0.7 technical data sheets of table 1
(2) booster pump
Using twin-tub gas boosting pump, continuous pressurization gas can be produced, exit gas flow is relatively stable
The STT40 technical data sheets of table 2
(3) vavuum pump
Hydrate exploitation Autoclaves for synthesis can pour methane and wet carbon dioxide in experimentation, and medium is inflammable easily
It is quick-fried, it is corrosive, so from diaphragm-type vacuum pump.According to above-mentioned discussion, that the system is selected is turbo-molecular pump group 2X-70
New combined type molecular pump, can produce 6 × 10-7bar vacuum, while has and use the characteristics of simple and reliable, by the world
The user of various regions
The technical data sheet of table 3
(4) plunger pump
Plunger pump does not only have good intake performance, and also good self-priming performance.Therefore, most reciprocating pumps are come
Say, be generally not required to fill pump before activation.Machine efficiency is high, energy-conservation.According to experimental technique parameter and requirement of experiment, this selection
Pump type and parameter are as follows：
The high-pressure plunger pump type selecting result of table 4
(5) refrigeration unit
The utility model is by the way of reactor immerses water-bath temperature controlling groove come controlling reaction temperature, tank dress coolant
Body, then liquid level submergence kettle.Refrigeration is realized that circulating slot has two refrigeration, circulation functions, can manually set by circulating slot
Temperature, to control the temperature of water-bath.Reactor is placed in hydrate low temperature water bath, by setting hydrate low temperature water-bath
The temperature of case controls the temperature of reactor.The temperature of hydrate low temperature water bath is controlled on computers by digital control system, and
All measurement signals can be gathered by data collecting card and show and store on computers.
Hydrate low temperature water bath design parameter is as follows：
【Temperature control scope】- 15~60 DEG C
【Temperature-controlled precision】±0.2℃
【Heat exchange power】2000W
【Liner material】304 or 316 type stainless steels
【Inner bag volume】5 500ml reactor can be accommodated simultaneously
(6) temperature sensor
According to experimental system demand, this time selecting PT100 platinum resistance thermometer sensor,s, pt100 is platinum thermoelectricity as temperature-measuring element
Resistance, its resistance can change with the change of temperature.100 after PT represent that its resistance at 0 DEG C is 100 ohm, 100
DEG C when its resistance be about 138.5 ohm.Its resistance can rise with temperature into approximate growth at the uniform velocity.But between them
Relation be not the relation of simple direct ratio, and should more level off to a parabola
(7) pressure sensor
By many considerations such as combination property, price, this time pressure sensor used in experimental system is the gloomy scholar DG that receives
Series pressure sensor.DG series super-high pressure transmitters Sen Nashi is voluntarily researched and developed and is obtained the product of utility model patent,
Detection pressure is up to 700MPa, and precision is up to 0.25 grade.It is stable and reliable for performance, it is easy for installation, suitable for Shi oil Zuan Tan ﹑ rock stratum point
The process measurement of the occasions such as Xi ﹑ earth's core environmental simulation tests, there is the functions such as anti-Guo Ya ﹑ Guo Liu ﹑ reverse protections
(8) electromagnetic flowmeter
Intelligent electromagnetic flowmeter measuring principle is Faraday's electromagnetic induction law, and sensor chief component is：Measurement
Pipe, electrode, magnet exciting coil, iron core and yoke housing.It is mainly used in measuring in the conducting liquid and slurries in closed conduct
Volume flow.Include the liquid of the severe corrosives such as acid, alkali, salt.In being selected according to the requirements such as this experimental system technical parameter ratio
The intelligent electromagnetic flowmeter that sincere instrument provides is as metered flow meter used in this experimental system.
(9) resistance element is surveyed
It is molten that resistivity measuring instrument is applied to thermoelectricity, chemical industry chemical fertilizer, metallurgy, environmental protection, pharmacy, biochemistry, food and running water etc.
The continuous monitoring of resistivity value in liquid.Resistivity measuring instrument is to simplify function on the basis of performance is ensured, so as to be provided with
Especially strong price advantage.Environmental suitability is strong, clearly indicate, easily operation and excellent test performance make it have very
High cost performance.This time experimental system for detection hydrate generation situation, from resistance measuring instrument as supplemental measurement tool,
According to the media variations situation in institute's measuring resistance reaction synthesis reactor.This time resistance equipment used includes electrode probe, high-frequency ac
Constant-current source, Current Voltage analog input card.
(10) liquid level gauge
Differential pressure type level gauge application difference gauge or differential pressure transmitter carry out measuring transducer liquid level, are to apply at present most
A kind of extensive level gauging instrument.Differential pressure type level gauge is the static pressure as caused by fluid column when being changed using liquid level in container
The principle of respective change and work,
(11) valve
To meet the requirement of experimental provision operation, experimental provision is provided with corresponding 25 deck valve door on loop, to realize
The efficient operation of experiment, Valve controlling mode all using Electronic control,
(12) pipe design
Circuit system pipe design result is：Loop pipeline section uses 0Cr18Ni10Ti, and pipeline specifications are Φ 10 × 1.
Arrangement principle
Whole device should be arranged in given areal extent；
The equipment for having vibration, which should try one's best, to be located in ground base, it is impossible to is arranged in the vibratory equipment on ground, it is necessary to which design is special
The fixed support of door；
Water tank arrangement height is higher than pump intake, to meet the requirement of plunger pump intake net positive suction head；
Equipment and pipe arrangement consider the convenience for repairing from now on He more changing the outfit, tearing open as far as possible；
Pipeline, which is set, should meet requirement of experiment, as far as possible using the less valve of resistance, be reduced as far as elbow, reduce
Flow resistance；
Pipeline arrangement will meet stress requirement, make every effort to neat appearance, and small-bore pipeline is connected using welding manner, heavy caliber
Pipeline is connected using bite type flange, reduces heavy caliber weld seam quantity as far as possible, and weld seam, which should try one's best, to be avoided staying in the range of support, with
Convenient to operate.The installation of equipment, pipe fitting and valve will consider that maintenance is convenient, must not hinder mutually；
Temperature measuring point and pressure tap should be arranged in the position that working media flow is in stable condition, heat convection is good.Pressure tap
The straight length of 10 times of pipe diameters should be at least left on pipeline as stable section.
Valve
Type Selection Principle
The type selecting of valve follows considered below：
The valve body material of valve selects stainless steel；
Regulating valve all uses electric control valve open in usual；
Its blow pressure of safety valve is not influenceed by floss hole back pressure.
Arrangement principle
Valve should be arranged in the place provide easy access to, be easy to operation, repairing.
Valve is preferably arranged in the small position of piping displacement amount；
When the open rod type valve that valve is horizontally mounted is opened, valve rod must not hinder current；
When valve is adjacently positioned, the clear distance between handwheel is no less than 100mm；
The valve rod direction of valve should be vertically upward on horizontal pipe.
Process system INSULATION DESIGN
According to GB 50264-1997《Code for design of heat insulation engineering of industrial equipment and pipe lines》Regulation, for reduce experiment dress
The heat exchange of standby, pipeline and its annex and surrounding environment is installed, it is necessary to take certain cladding measure in its outer surface.
Reduce environment in experiment to heat experimental facilities and pipeline, experiment is better achieved to pipeline and flow media temperature
The requirement of regulation.
The equipment or pipeline that should not be incubated mainly include：
It is required that radiating or equipment and pipeline that must be exposed；
It is required that the equipment and pipe flange of leakage are found in time；
Often it must monitor or measure, to prevent the position being damaged；
The equipment or pipeline that exhaust, emptying etc. need not be incubated in process system.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (7)
- A kind of 1. lanthanum chloride hydrate gas-liquid cycle control loop system, it is characterised in that including：Air inflow control loop and feed liquor Measure control loop；The air inflow control loop is used for the air inflow for adjusting supply air line；The air inflow control loop includes being used to react Unreacted gas is pumped out and circulated by gas circulator (111) from the gas vent b on reactor top and is pumped into kettle (115) The gas access a of reactor (115) bottom pipeline；The liquid inlet volume control loop is used for the liquid inlet volume for adjusting liquid feeding pipeline；Wherein,Liquid inlet volume control loop is formed by being sequentially connected with lower component：Liquid circulation pump (114) outlet, the 7th regulating valve (CV- 208), the 7th temperature indicator (T-202), the 17th pressure indicator (P-202), the first fluid flowmeter (F-201), the 9th Regulating valve (CV-207), the 6th temperature indicator (T-201), the 16th pressure indicator (P-201), liquid circulation pump (114) Entrance；The supply air line is used to the gas in gas cylinder (118) being delivered in reactor (115)；The pipeline is by gas cylinder (118) Outlet the 6th pressure indicator (P-106), the first stop valve (V-101), the first regulating valve are connected with turn by pipeline (CV-102), first pressure indicator (P-101), the first temperature indicator (T-101), the 4th stop valve (V-104), the second pressure Power indicator (P-102), second temperature indicator (T-102), gas circulator (111), the second regulating valve (CV-105), the 4th Pressure indicator (P-104), the 4th temperature indicator (T-104), the 3rd regulating valve (CV-108), second gas flowmeter (F- 102), the 6th stop valve (V-110), finally the gas access a with reactor (115) bottom connect；The liquid feeding pipeline is used to the water of water tank (113) being delivered in reactor (115)；The liquid feeding pipeline is by water tank (113) Outlet connected by pipeline with reactor liquid phase entrance c, plunger pump (112) is provided with the connecting pipeline；Also include agitating device, data acquisition control system；The agitating device is to be provided with agitator (119) in the reactor (115), the stirring powder of the agitator (119) Broken oar is provided with broken tooth cone using propulsion blade form below blade；The data acquisition control system includes computer, and be connected with computer resistivity measurement point C, pressure measurement point P, temperature measuring point T, level gauging point L, single-phase, multiphase flowmeter measurement point F, parameter identifier point M；Also include bubbling device；The bubbling device includes the bubbler (122) for being arranged on reactor (115) bottom；Reactor (115) surface of internal cavity, end socket inner surface and the moist area in the hole contacted with medium, using special process Heat the alloy anticorrosive coat of Monel 400；The bubbling device include flow control valve, air compressor, gas-booster, flowmeter, check valve, atomizing pump, overflow Flow valve, pipe valve；Bubbling device uses porous plate, aperture ＜ Φ 2mm eyelet is covered with plate, while clamping has one layer of stainless steel Filter screen.
- 2. lanthanum chloride hydrate gas-liquid cycle control loop system according to claim 1, it is characterised in that also include spray Device；The spray equipment includes：Spray thrower (1151) is provided with the top of the reactor (115), the spray thrower (1151) is logical Cross pipeline to connect with reactor liquid phase entrance c, liquid circulation pump (114) is provided with the connecting pipeline.
- 3. lanthanum chloride hydrate gas-liquid cycle control loop system according to claim 1, it is characterised in that the air inflow Control loop be provided with all the way be used for protective gas circulating pump gas shield circulation loop, the gas shield circulation loop by with Lower component is sequentially connected composition：Gas circulator (111) outlet, the second regulating valve (CV-105), the 4th pressure indicator (P- 104), the 4th temperature indicator (T-104), the 4th regulating valve (CV-109), first gas flowmeter (F-101), second pressure Indicator (P-102), second temperature indicator (T-102), gas circulator (111) entrance.
- 4. lanthanum chloride hydrate gas-liquid cycle control loop system according to claim 1, it is characterised in that including for making The internal pressure of reactor (115) is in constant or under required pressure condition voltage stabilizing pipeline；The voltage-stabiliser tube is route Liquid phase pipeline and the part of gas phase pipeline 2 are formed；Wherein, liquid phase pipeline is by water tank (113), plunger pump (112), voltage stabilizing surge tank (117) the liquid phase entrance d of bottom, liquid-phase outlet h, the second draining valve (V-203) are sequentially connected composition by pipeline；The gas phase pipeline is by the outlet of gas cylinder (118), gas phase entrance f, the voltage stabilizing surge tank on voltage stabilizing surge tank (117) top (117) gaseous phase outlet g, the gas access a of reactor (115) bottom is sequentially connected composition by pipeline.
- 5. lanthanum chloride hydrate gas-liquid cycle control loop system according to claim 4, it is characterised in that described steady Vavuum pump (116) is also associated with pressure surge tank (117).
- 6. lanthanum chloride hydrate gas-liquid cycle control loop system according to claim 4, it is characterised in that in the voltage stabilizing Equipped with the 3rd temperature indicator (T-103), the 3rd pressure indicator (P-103), the first fluid level indicator on surge tank (117) (L-101) and the second safety valve (V-107), voltage stabilizing surge tank (117) periphery are provided with jacket heat-exchanger, set inside heat exchanger There is guiding gutter, the first inlet valve (V-403) and the first flowing water Valve (V- are passed through by voltage stabilizing surge tank refrigeration unit (120) 404) control is adjusted to the temperature in reactor.
- 7. lanthanum chloride hydrate gas-liquid cycle control loop system according to claim 1, it is characterised in that in the reaction 5th pressure indicator (P-105), the 5th temperature indicator (T-105), the second fluid level indicator (L- are installed on kettle (115) And resistivity indicator (C-101) 102)；Reactor (115) periphery is provided with jacket heat-exchanger, and water conservancy diversion is provided with inside heat exchanger Groove, by reactor refrigeration unit (123) by the second inlet valve (V-401) and flowing water Valve (V-402) to reactor (115) Control is adjusted in interior temperature.
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| CN201620405553.XU CN206731075U (en) | 2016-05-06 | 2016-05-06 | A kind of lanthanum chloride hydrate gas-liquid cycle control loop system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110237780A (en) * | 2019-05-23 | 2019-09-17 | 兰州理工大学 | A kind of environmentally friendly gas hydrate synthesis system of multipurpose |
| CN112034133A (en) * | 2020-08-06 | 2020-12-04 | 中国科学院广州能源研究所 | Device and method for accelerating generation of natural gas hydrate by using dissolved gas method |
| CN112127849A (en) * | 2019-06-24 | 2020-12-25 | 南京延长反应技术研究院有限公司 | Control system for exploiting combustible ice |
| CN114113534A (en) * | 2021-12-01 | 2022-03-01 | 西南石油大学 | Device and method for testing hydrate phase equilibrium curve of oil-gas mixed transportation pipeline |
-
2016
- 2016-05-06 CN CN201620405553.XU patent/CN206731075U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110237780A (en) * | 2019-05-23 | 2019-09-17 | 兰州理工大学 | A kind of environmentally friendly gas hydrate synthesis system of multipurpose |
| CN110237780B (en) * | 2019-05-23 | 2024-01-26 | 兰州理工大学 | Multipurpose environment-friendly hydrate formation system |
| CN112127849A (en) * | 2019-06-24 | 2020-12-25 | 南京延长反应技术研究院有限公司 | Control system for exploiting combustible ice |
| CN112127849B (en) * | 2019-06-24 | 2021-07-23 | 南京延长反应技术研究院有限公司 | Control system for exploiting combustible ice |
| CN112034133A (en) * | 2020-08-06 | 2020-12-04 | 中国科学院广州能源研究所 | Device and method for accelerating generation of natural gas hydrate by using dissolved gas method |
| CN112034133B (en) * | 2020-08-06 | 2021-08-03 | 中国科学院广州能源研究所 | Device and method for accelerating generation of natural gas hydrate by using dissolved gas method |
| CN114113534A (en) * | 2021-12-01 | 2022-03-01 | 西南石油大学 | Device and method for testing hydrate phase equilibrium curve of oil-gas mixed transportation pipeline |
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