CN204251575U - Natural gas ultrasonic cryogenic liquefying experimental installation - Google Patents
Natural gas ultrasonic cryogenic liquefying experimental installation Download PDFInfo
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- CN204251575U CN204251575U CN201420675403.1U CN201420675403U CN204251575U CN 204251575 U CN204251575 U CN 204251575U CN 201420675403 U CN201420675403 U CN 201420675403U CN 204251575 U CN204251575 U CN 204251575U
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Abstract
The utility model discloses a kind of natural gas ultrasonic cryogenic liquefying experimental installation, comprise air feed bottle, gas-holder, topping-up pump, the supersonic speed separator tube of connecting successively, the air outlet of supersonic speed separator tube is connected with gas-holder, the liquid outlet of supersonic speed separator tube connects a two phase separator, the liquid outlet of two phase separator connects a LNG low temperature steel cylinder, between the air outlet that the air outlet of two phase separator is connected to supersonic speed separator tube and gas-holder, form junctions; Between described air feed bottle, gas-holder, flow control valve is set; Between described topping-up pump, supersonic speed separator tube inlet mouth, natural gas treatment plant is set.The spin of the rotation supersonic speed liquidization and flow process that it is researching natural gas, gas and the affecting laws of other factors to methane liquefaction provide experiment porch, to realize Natural Gas Prediction flowing and liquefaction behavior, improve system liquefaction performance, to realize natural gas ultrasonic liquefaction technology mass-producing application.
Description
Technical field
The utility model relates to Sweet natural gas separation field, particularly relates to a kind of natural gas ultrasonic cryogenic liquefying experimental installation.
Background technology
In recent years, there is a kind of new mixed gas isolation technique-supersonic speed cyclone separation process.This technology utilizes the cryogenic temperature condensation effect of gas under Supersonic Flow condition to realize the condensation separation of condensation point higher composition in multicomponent gas in conjunction with cyclone separation process, it is the expansion of refrigerator, condensation and sepn process that its thermal processing is similar to turbo-expander, and tool has the following advantages: system integrates refrigeration, condensation and sepn process, structure is simple, floor space is little; The refrigeration unit of process, without tumbler, is that the flow at high speed utilizing gas in supersonic speed vortex separation system produces low temperature completely; Gas is at the minimal pressure of supersonic speed section lower than air outlet pressure, and the refrigeration temperature that temperature can reach lower than turbo-expander under same pressure ratio, isentropic efficiency is high.
Because the above advantage of supersonic speed isolation technique, it is from proposing the very big concern being just subject to investigator first.The external report of the research for this technology seldom at present, domestic research mainly rests in the transformation behavior of water in flow characteristics, system architecture and this process in gas Supersonic Flow process and the interaction of aqueous phase change and natural gas flow, and supersonic speed isolation technique is applied to area of natural gas liquefaction, the research of the interaction aspect of the liquefaction behavior of methane complexity and methane liquefaction and natural gas flow have not been reported.
Utility model content
The purpose of this utility model is to provide a kind of natural gas ultrasonic cryogenic liquefying experimental installation based on supersonic speed separator tube; the spin of the rotation supersonic speed liquidization and flow process that it is researching natural gas, gas and the affecting laws of other factors to methane liquefaction provide experiment porch, to realize Natural Gas Prediction flowing and liquefaction behavior, improve system liquefaction performance, to realize natural gas ultrasonic liquefaction technology mass-producing application.
The purpose of this utility model adopts following technical scheme to realize:
A kind of natural gas ultrasonic cryogenic liquefying experimental installation, comprise air feed bottle, gas-holder, topping-up pump, the supersonic speed separator tube of being connected successively by pipeline, the air outlet of supersonic speed separator tube is connected with gas-holder, the liquid outlet of supersonic speed separator tube connects a two phase separator, the liquid outlet of two phase separator connects a LNG low temperature steel cylinder, between the air outlet that the air outlet of two phase separator is connected to supersonic speed separator tube and gas-holder, form a junctions;
Between described air feed bottle, gas-holder, flow control valve is set;
Described topping-up pump, between supersonic speed separator tube inlet mouth, natural gas treatment plant is set, described natural gas treatment plant comprises the surge tank by placed in series, air moistening tank, refrigerator and device for filtering impurities, the air outlet of described surge tank, between supersonic speed separator tube inlet mouth, the first relief valve is set, second relief valve is set between described junctions and gas-holder, described topping-up pump, the first stopping valve is also provided with in parallel with air moistening tank between supersonic speed separator tube inlet mouth, the inlet mouth end of air moistening tank, it is in parallel with the first stopping valve that air outlet end arranges the second stopping valve respectively,
Between the air outlet of described supersonic speed separator tube and Where Three Faults Meet, and the inlet mouth of supersonic speed separator tube and one group of transmitter of connecting respectively between natural gas treatment plant, each group of variator comprises flow transmitter, pressure unit, humiture transducer respectively, and each transmitter is all connected with a data collector.
Described surge tank, air moistening tank, refrigerator set gradually along the air flow line of Sweet natural gas.
Described device for filtering impurities comprises the strainer of some mutual series connection, and the filtration capacity of the strainer that the air flow line along Sweet natural gas arranges strengthens successively.
The quantity of described strainer is six, every two strainers are that a component is totally three groups, first set filter is between topping-up pump and surge tank, and the second set filter is between surge tank and air moistening tank, and the 3rd set filter is between air moistening tank and refrigerator.
Described first set filter is connected with topping-up pump, surge tank respectively by ball valve, and described second set filter is connected with surge tank by the first relief valve, and is connected with air moistening tank by ball valve, and the 3rd set filter is connected with refrigerator by ball valve.
Connected by ball valve between two strainers of described every set filter.
The flow transmitter in described supersonic speed separator tube inlet mouth direction, pressure unit, humiture transducer set gradually along the air flow line of Sweet natural gas, and the flow transmitter in direction, supersonic speed separator tube air outlet, pressure unit, humiture transducer are symmetrical arranged relative to the flow transmitter in supersonic speed separator tube inlet mouth direction, pressure unit, humiture transducer.
Described supersonic speed separator tube comprises outer tube, pipe in one is inserted in the pore of outer tube, the inlet mouth of interior pipe, air outlet are all in bell mouth shape, it is the less throat in inner orifice footpath between the inlet mouth of interior pipe, air outlet, the inwall of Nei Guan throat arranges Supersonic Wing, the air outlet end of interior pipe is provided with a diffuser pipe, the inlet mouth of diffuser pipe is bell mouth shape, form a trumpet-shaped liquid collecting space between the inwall of the outer wall of the inlet mouth of diffuser pipe and the air outlet of interior pipe, the wall of interior pipe is provided with a radial liquid outlet extended and is communicated with liquid collecting space.
Pipeline between the liquid outlet of described supersonic speed separator tube and LNG low temperature steel cylinder is low temperature LNG pipeline.
Described data collector comprises Particle Image Velocity field instrument, computer system, and the transmitter for observing supersonic speed separator tube interior flow field and droplet distribution rule, be electrically connected with Particle Image Velocity field instrument for the transmitter observed supersonic speed separator tube interior flow field and droplet distribution rule.
Owing to have employed technique scheme, the utility model has following technique effect:
There is no refrigerant circulation in system, technical process is simplified greatly, thus create condition for natural gas liquefaction system compact in size, skid, be convenient to install, flexibly mobile; Make full use of the original pressure energy refrigeration of gas, without external impetus consumption, remarkable in economical benefits and entire system flexible adjustment, operational security and reliability are high.
Supersonic speed separator tube air inlet/outlet all installs flow transmitter, pressure unit, humiture transducer, and convenient further investigation inlet mouth gas standard is on the impact of supersonic speed separator tube liquefaction performance; And adopt Particle Image Velocity field instrument to observe the internal flow of supersonic speed separator tube, Sweet natural gas flow at high speed and drop agglomeration process in supersonic speed separator tube can be furtherd investigate.
The spin of the rotation supersonic speed liquidization and flow process that it is researching natural gas, gas and the affecting laws of other factors to methane liquefaction provide experiment porch, to realize Natural Gas Prediction flowing and liquefaction behavior, improve system liquefaction performance, to realize natural gas ultrasonic liquefaction technology mass-producing application.
This cover liquefaction system not only may be used for the research of natural gas ultrasonic liquidization and flow rule, and can as the experiment porch of natural gas ultrasonic dehydration.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of Fig. 1 moderate supersonic speed separator tube.
Reference numeral, in Fig. 1: 1-air feed bottle; 2-flow control valve; 3-gas-holder; 4-topping-up pump; 5-strainer; 6-surge tank; 7-the first relief valve; 8-air moistening tank; 9-refrigerator; 10-flow transmitter; 11-pressure unit; 12-humiture transducer; 13-supersonic speed separator tube; 14-data collector; 15-two phase separator; 16-LNG low temperature steel cylinder, 17 is the second relief valve, and 18 is the first stopping valve, and 19 is the second stopping valve;
In Fig. 2: 13a-interior pipe; 13b-liquid collecting space; The liquid outlet that 13c-radial direction extends; 13d-outer tube; 13e-Supersonic Wing; 13f-diffuser pipe.
Embodiment
See Fig. 1, for a kind of embodiment of natural gas ultrasonic cryogenic liquefying experimental installation, comprise air feed bottle 1, gas-holder 3, topping-up pump 4, the supersonic speed separator tube 13 of being connected successively by pipeline, the air outlet of supersonic speed separator tube 13 is connected with gas-holder 3, forms loop.Wherein, air feed bottle 1 is for experiment air feed, and gas-holder 3, for by newly mixing with the Sweet natural gas of backflow for Sweet natural gas, carries out cryogenic liquefying again.The liquid outlet of supersonic speed separator tube 13 connects a two phase separator 15, and for gas-liquid separation, in the present embodiment, the air outlet of gas-holder 3 is connected with topping-up pump 4 by ball valve, and the liquid outlet of supersonic speed separator tube 13 is connected with two phase separator 15 by ball valve.The liquid outlet of two phase separator 15 connects a LNG low temperature steel cylinder 16, and for collecting isolated liquid, in the present embodiment, the liquid outlet of two phase separator 15 is connected with LNG low temperature steel cylinder 16 by ball valve.The air outlet of two phase separator 15 is connected between the air outlet of supersonic speed separator tube 13 and gas-holder 3, form a junctions, and then make isolated gas enter in gas-holder 3, in the present embodiment, between the air outlet of two phase separator 15 and junctions, be provided with ball valve.Preferably, the sidepiece of gas-holder 3 is all located in the inlet mouth that described gas-holder 3 is connected with air feed bottle 1 and air outlet, and the top of gas-holder 3 is located at by the inlet mouth be connected with supersonic speed separator tube 13 air outlet of gas-holder 3.
Between described air feed bottle 1, gas-holder 3, flow control valve 2 is set, for controlling the gas discharge of supersonic speed separator tube 13 inlet mouth end.In the present embodiment, flow control valve 2 adopts ball valve.Between described topping-up pump 4, supersonic speed separator tube 13 inlet mouth, natural gas treatment plant is set, for controlling the parameter such as temperature, pressure, humidity of the Sweet natural gas of supersonic speed separator tube 13 inlet mouth end.Described natural gas treatment plant comprises by the surge tank 6 of placed in series, air moistening tank 8, refrigerator 9 and device for filtering impurities.Surge tank 6 is mainly used in the pressure surge cushioning Sweet natural gas in device, and make device work more steady, the accuracy of experiment is higher, better effects if.Between the air outlet of described surge tank 6, supersonic speed separator tube 13 inlet mouth, the first relief valve 7 is set, for controlling the pressure of the Sweet natural gas of supersonic speed separator tube 13 inlet mouth end.Second relief valve 17 is set between described junctions and gas-holder 3, for controlling the pressure of the Sweet natural gas of supersonic speed separator tube 13 air outlet end, ensures that the gas pressure of backflow is stablized, making the accuracy of experiment higher, better effects if.Also be provided with the first stopping valve 18 between described topping-up pump 4, supersonic speed separator tube 13 inlet mouth in parallel with air moistening tank 8, it is in parallel with the first stopping valve 18 that the inlet mouth end of air moistening tank 8, air outlet end arrange the second stopping valve 19 respectively.In the present embodiment, adopt ball valve as stopping valve.Described refrigerator 9 is single passage refrigerator.
Between the air outlet of described supersonic speed separator tube 13 and Where Three Faults Meet, and the inlet mouth of supersonic speed separator tube 13 and one group of transmitter of connecting respectively between natural gas treatment plant, each group of variator comprises flow transmitter 10, pressure unit 11, humiture transducer 12 respectively, and each transmitter is all connected with a data collector 14.Preferably, the flow transmitter 10 in described supersonic speed separator tube 13 inlet mouth direction, pressure unit 11, humiture transducer 12 set gradually along the air flow line of Sweet natural gas, and the flow transmitter 10 in direction, supersonic speed separator tube 13 air outlet, pressure unit 11, humiture transducer 12 are symmetrical arranged relative to the flow transmitter 10 in supersonic speed separator tube 13 inlet mouth direction, pressure unit 11, humiture transducer 12.
Preferably, described surge tank 6, air moistening tank 8, refrigerator 9 set gradually along the air flow line of Sweet natural gas.Because the impurity particle diameter after strainer 5 filtering is more and more less, filtering requirement is more and more higher, described device for filtering impurities comprises the strainer 5 of some mutual series connection, and the filtration capacity of the strainer 5 that the air flow line along Sweet natural gas arranges strengthens, successively to filter out impurities to greatest extent.Because air-flow can reach velocity of sound at the flow velocity of supersonic speed separator tube 13 throat, the fine impurities be mingled with in filtering gas can prevent its high-speed impact from damaging supersonic speed separator tube 13, ensures the work-ing life of supersonic speed separator tube 13, reduces experimental cost.The quantity of described strainer 5 is six, every two strainers 5 are that a component is totally three groups, first set filter 5 is between topping-up pump 4 and surge tank 6, and the second set filter 5 is between surge tank 6 and air moistening tank 8, and the 3rd set filter 5 is between air moistening tank 8 and refrigerator 9.Three set filters 5 can eliminate the new impurity produced in topping-up pump 4, surge tank 6, air moistening tank 8 respectively, and the Sweet natural gas after filtration first enters deep cooling in the supersonic speed separator tube 13 in downstream after refrigerator 9 precooling.In the present embodiment, described first set filter 5 is connected with topping-up pump 4, surge tank 6 respectively by ball valve, described second set filter 5 is connected with surge tank 6 by the first relief valve 7, and is connected with air moistening tank 8 by ball valve, and the 3rd set filter 5 is connected with refrigerator 9 by ball valve.Further, connected by ball valve between two strainers 5 of described every set filter 5.In this device, unlatching respectively, the closedown of each working part is convenient in the utilization of ball valve, and dismounting, safeguards, ensures that experiment is normal and runs.
See the structural representation that Fig. 2 is supersonic speed separator tube 13, described supersonic speed separator tube 13 comprises outer tube 13d, and insert pipe 13a in the pore of outer tube 13d, inner and outer pipes is fixedly connected with.The inlet mouth of interior pipe 13a, air outlet are all in bell mouth shape, and the inlet mouth of interior pipe 13a is the inlet mouth of supersonic speed separator tube 13.It is the less throat in interior pipe 13a aperture between the inlet mouth of interior pipe 13a, air outlet, the inwall of Nei Guan 13a throat arranges Supersonic Wing 13e, the air outlet end of interior pipe 13a is provided with a diffuser pipe 13f, the inlet mouth of diffuser pipe 13f is bell mouth shape, form a trumpet-shaped liquid collecting space 13b between the inwall of the outer wall of the inlet mouth of diffuser pipe 13f and the air outlet of interior pipe 13a, the wall of interior pipe 13a is provided with a radial liquid outlet 13c extended and is communicated with liquid collecting space 13b.Sweet natural gas expands at the inlet mouth near adiabatic of interior pipe 13a, and flow velocity is accelerated, and temperature reduces further.Gas is because of cooling formation misty liquid droplets, high velocity air forms strong cyclone field by empennage guide functions when flowing through wing of supersonic, drop because of centrifugal force be thrown toward tube wall and Collision coagulation formed liquid film, drop flows out through liquid collecting space 13b, the radial liquid outlet 13c extended, dry gas still flows into diffuser pipe 13f vertically, realizes gas-liquid separation.After being separated, dry gas stream reduces gradually through diffuser pipe 13f flow velocity, and air pressure and temperature are gone up gradually.Described data collector 14 comprises Particle Image Velocity field instrument, computer system, and the transmitter for observing supersonic speed separator tube interior flow field and droplet distribution rule, be electrically connected with Particle Image Velocity field instrument for the transmitter observed supersonic speed separator tube interior flow field and droplet distribution rule.In the present embodiment, the inlet mouth of interior pipe 13a, throat, diffuser pipe 13f all install transmitter, to realize the observation of Particle Image Velocity field instrument to supersonic speed separator tube 13 interior flow field and droplet distribution rule.
In the present embodiment, the pipeline between the liquid outlet of described supersonic speed separator tube 13 and LNG low temperature steel cylinder 16 is low temperature LNG pipeline, ensures pipeline work-ing life.It is low temperature LNG pipeline that pipeline in system removes above declaratives, and other pipeline is common pipe, reduces experimental cost.
Concrete, the operation method of the present embodiment natural gas ultrasonic cryogenic liquefying experimental installation is as follows:
When carrying out natural gas liquefaction experiment: turn-on flow rate variable valve 2 makes the high-pressure natural gas in air feed bottle 1 flow into gas-holder 3; Second stopping valve 19, first stopping valve 18 of closing air moistening tank 8 air inlet/outlet is in opened condition.Other ball valves on pipeline are opened successively according to air current flow direction; Start topping-up pump 4; Regulate the first relief valve 7 of surge tank 6 air outlet, regulate the refrigeration work consumption of refrigerator 9, recorded by data collector 14, observe supersonic speed separator tube 13 inlet mouth, the temperature of air outlet, pressure, the flowing of flow parameter and supersonic speed separator tube 13 inside, drop cohesion situation.
The air flow rate at supersonic speed separator tube 13 inlet mouth place can be controlled by the flow control valve 2 at air feed bottle 1 air outlet place, and temperature can be controlled by the power of refrigerator 9, and pressure can be controlled by the first relief valve 7 of surge tank 6 air outlet; By repeatedly regulating the experimental data that can obtain many group supersonic speed separator tube 13 air inlet temperatures, pressure, flow and liquefied fraction and system energy consumption, thus obtain the optimum parameter of supersonic speed separator tube 13 for natural gas liquids.
Simultaneously, Particle Image Velocity field instrument is adopted to observe the gas flow of supersonic speed separator tube 13 inside, drop coacervation, accurately can be familiar with natural gas liquefaction and flow characteristics in supersonic speed separator tube 13, for the natural gas liquefaction system exploitation based on this technology provides crucial technological breakthrough.
When carrying out gas dehydration experiment: turn-on flow rate variable valve 2 makes the high-pressure natural gas in air feed bottle 1 flow into gas-holder 3; Close first stopping valve 18, second stopping valve 19 in parallel with air moistening tank 8 and be in opened condition, open other ball valves on pipeline according to air current flow direction successively; Start natural gas boosting pump 4; Regulate the first relief valve 7 of surge tank 6 air outlet, regulate the refrigeration work consumption of refrigerator 9, recorded by data collector 14, observe air current flow, the water droplet cohesion situation of supersonic speed separator tube 13 inlet mouth, the humiture of air outlet, pressure, flow parameter and supersonic speed separator tube 13 inside.
The flow parameter flow at supersonic speed separator tube 13 inlet mouth place can be controlled by air feed bottle 1 air outlet flow control valve 2, and temperature can be controlled by refrigerator 9 power, and pressure can be controlled by the first relief valve 7 of surge tank 6 air outlet; Humidity can be controlled by air moistening tank 8, by repeatedly regulating the experimental data that can obtain many group supersonic speed separator tube 13 air inlet temperatures, humidity, pressure, flow and depoint depression and system energy consumption, thus obtain the optimum parameter of supersonic speed separator tube 13 for gas dehydration.
Meanwhile, adopting Particle Image Velocity field instrument to observe the gas flow of supersonic speed separator tube 13 inside, water droplet coacervation, accurately can being familiar with water droplet cohesion and flow characteristics in supersonic speed separator tube 13, for verifying that existing achievement in research provides test platform.
To sum up, the utility model natural gas ultrasonic cryogenic liquefying experimental system makes natural gas liquefaction process flow process greatly simplify, and can make full use of the original pressure energy refrigeration of gas, without external impetus consumption, remarkable in economical benefits simultaneously.Can for realizing natural gas liquefaction system compact in size, skid provides crucial technological breakthrough; This system also can be used for the experimental study of gas dehydration simultaneously.
What finally illustrate is, above preferred embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model by above preferred embodiment, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from the utility model claims limited range.
Claims (10)
1. a natural gas ultrasonic cryogenic liquefying experimental installation, it is characterized in that: comprise air feed bottle, gas-holder, topping-up pump, the supersonic speed separator tube of being connected successively by pipeline, the air outlet of supersonic speed separator tube is connected with gas-holder, the liquid outlet of supersonic speed separator tube connects a two phase separator, the liquid outlet of two phase separator connects a LNG low temperature steel cylinder, between the air outlet that the air outlet of two phase separator is connected to supersonic speed separator tube and gas-holder, form a junctions;
Between described air feed bottle, gas-holder, flow control valve is set;
Described topping-up pump, between supersonic speed separator tube inlet mouth, natural gas treatment plant is set, described natural gas treatment plant comprises the surge tank by placed in series, air moistening tank, refrigerator and device for filtering impurities, the air outlet of described surge tank, between supersonic speed separator tube inlet mouth, the first relief valve is set, second relief valve is set between described junctions and gas-holder, described topping-up pump, the first stopping valve is also provided with in parallel with air moistening tank between supersonic speed separator tube inlet mouth, the inlet mouth end of air moistening tank, it is in parallel with the first stopping valve that air outlet end arranges the second stopping valve respectively,
Between the air outlet of described supersonic speed separator tube and Where Three Faults Meet, and the inlet mouth of supersonic speed separator tube and one group of transmitter of connecting respectively between natural gas treatment plant, each group of variator comprises flow transmitter, pressure unit, humiture transducer respectively, and each transmitter is all connected with a data collector.
2. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 1, is characterized in that: described surge tank, air moistening tank, refrigerator set gradually along the air flow line of Sweet natural gas.
3. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 2, is characterized in that: described device for filtering impurities comprises the strainer of some mutual series connection, and the filtration capacity of the strainer that the air flow line along Sweet natural gas arranges strengthens successively.
4. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 3, it is characterized in that: the quantity of described strainer is six, every two strainers are that a component is totally three groups, first set filter is between topping-up pump and surge tank, second set filter is between surge tank and air moistening tank, and the 3rd set filter is between air moistening tank and refrigerator.
5. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 4, it is characterized in that: described first set filter is connected with topping-up pump, surge tank respectively by ball valve, described second set filter is connected with surge tank by the first relief valve, and be connected with air moistening tank by ball valve, the 3rd set filter is connected with refrigerator by ball valve.
6. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 4 or 5, is characterized in that: connected by ball valve between two strainers of described every set filter.
7. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 1, it is characterized in that: the flow transmitter in described supersonic speed separator tube inlet mouth direction, pressure unit, humiture transducer set gradually along the air flow line of Sweet natural gas, the flow transmitter in direction, supersonic speed separator tube air outlet, pressure unit, humiture transducer are symmetrical arranged relative to the flow transmitter in supersonic speed separator tube inlet mouth direction, pressure unit, humiture transducer.
8. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 1, it is characterized in that: described supersonic speed separator tube comprises outer tube, pipe in one is inserted in the pore of outer tube, the inlet mouth of interior pipe, air outlet is all in bell mouth shape, the inlet mouth of interior pipe, it is the less throat in inner orifice footpath between air outlet, the inwall of Nei Guan throat arranges Supersonic Wing, the air outlet end of interior pipe is provided with a diffuser pipe, the inlet mouth of diffuser pipe is bell mouth shape, a trumpet-shaped liquid collecting space is formed between the inwall of the outer wall of the inlet mouth of diffuser pipe and the air outlet of interior pipe, the wall of interior pipe is provided with a radial liquid outlet extended and is communicated with liquid collecting space.
9. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 1, is characterized in that: the pipeline between the liquid outlet of described supersonic speed separator tube and LNG low temperature steel cylinder is low temperature LNG pipeline.
10. a kind of natural gas ultrasonic cryogenic liquefying experimental installation according to claim 1, it is characterized in that: described data collector comprises Particle Image Velocity field instrument, computer system, and the transmitter for observing supersonic speed separator tube interior flow field and droplet distribution rule, be electrically connected with Particle Image Velocity field instrument for the transmitter observed supersonic speed separator tube interior flow field and droplet distribution rule.
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| CN201420675403.1U CN204251575U (en) | 2014-11-10 | 2014-11-10 | Natural gas ultrasonic cryogenic liquefying experimental installation |
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| CN201420675403.1U CN204251575U (en) | 2014-11-10 | 2014-11-10 | Natural gas ultrasonic cryogenic liquefying experimental installation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865043A (en) * | 2015-05-07 | 2015-08-26 | 中国石油大学(华东) | Liquefied natural gas (LNG) low-temperature flowing characteristic experimental device |
| CN107560317A (en) * | 2016-06-30 | 2018-01-09 | 通用电气公司 | System and method for producing liquefied natural gas |
| CN113984827A (en) * | 2021-10-25 | 2022-01-28 | 重庆科技学院 | Simulation experiment device and method for natural gas liquefaction performance by supersonic nozzle |
-
2014
- 2014-11-10 CN CN201420675403.1U patent/CN204251575U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865043A (en) * | 2015-05-07 | 2015-08-26 | 中国石油大学(华东) | Liquefied natural gas (LNG) low-temperature flowing characteristic experimental device |
| CN104865043B (en) * | 2015-05-07 | 2017-03-15 | 中国石油大学(华东) | A kind of LNG cold flow characteristics experimental provision |
| CN107560317A (en) * | 2016-06-30 | 2018-01-09 | 通用电气公司 | System and method for producing liquefied natural gas |
| US11460244B2 (en) | 2016-06-30 | 2022-10-04 | Baker Hughes Oilfield Operations Llc | System and method for producing liquefied natural gas |
| CN113984827A (en) * | 2021-10-25 | 2022-01-28 | 重庆科技学院 | Simulation experiment device and method for natural gas liquefaction performance by supersonic nozzle |
| CN113984827B (en) * | 2021-10-25 | 2023-11-21 | 重庆科技学院 | Device and method for simulating natural gas liquefaction performance of supersonic jet pipe |
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