CN204142465U - A kind of gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement - Google Patents
A kind of gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement Download PDFInfo
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- CN204142465U CN204142465U CN201420501333.8U CN201420501333U CN204142465U CN 204142465 U CN204142465 U CN 204142465U CN 201420501333 U CN201420501333 U CN 201420501333U CN 204142465 U CN204142465 U CN 204142465U
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Abstract
The utility model provides a kind of gas-liquid two-phase flow containing rate and controls and gas-liquid two-phase mixing arrangement, mainly comprise liquid conducting pipes, liquid flowmeter, liquid flow regulating valve door, gas transmission pipeline, gas meter, gas flow regulating valve door, biphase gas and liquid flow mixer and output channel, biphase gas and liquid flow mixer is double-layered cylinder structure, internal layer barrel is provided with the small air inlet hole be along the circumferential direction evenly arranged with axis, internal layer barrel is connected with liquid conducting pipes and output channel respectively, outer barrel is connected with gas transmission pipeline, before gas-liquid two-phase mixing, by flowmeter and control valve, flow measurement and adjustment are carried out to gas-liquid two-phase.Not only structure is simple, cost is low for the utility model, be easy to manufacture, safe and reliable, less on the impact of flowing, the more important thing is the phase content that accurately can control gas-liquid two-phase under steady state (SS), gas-liquid two-phase can be carried out full and uniform mixing.
Description
Technical field
The utility model belongs to polyphasic flow phase content and measures and control field, and especially a kind of gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement.
Background technology
Biphase gas and liquid flow is extensively present in the industrial circles such as oil, chemical industry, the energy, power, Aero-Space and pharmacy, the isoparametric measurement of its mixed method, flow pattern and phase content and control to be of great significance tools such as the operation monitoring of two-phase flow system, process control and safety assurances.Due to the complicacy of gas liquid two-phase flow, how to realize biphase gas and liquid flow effectively mix and phase content measure and control be the medium-term and long-term difficult problem that can not solve very well of scientific research and industrial application all the time.
A large amount of significant research has been carried out about the measurement of parameter each in two-phase flow and two-phase flow mixed method Chinese scholars.Such as, Chinese patent CN101556234A discloses a kind of gas-water two phase flow multiparameter measuring method and device, obtains pressure reduction, conductivity sensor obtains conductance signal, pressure unit obtains temperature that pressure and temperature transmitter obtain and obtain the parameters such as the flow pattern of air-water two phase flow, voidage, mass dryness fraction and flow according to restricting element.But the element involved by the method is many, cost is high, complicated operation, and does not set forth the mixed method of air-water two phase flow.Chinese patent CN102068928A discloses a kind of stream-liquid two-phase flow mixer, adopt two conical tubes with built-in contrary rotation direction rifle fully to mix two-phase flow, but the method can not control the uniformity coefficient of phase content and bubble.
Utility model content
For Shortcomings in prior art, the utility model provides a kind of gas-liquid two-phase flow containing rate and controls and gas-liquid two-phase mixing arrangement, the structure not only achieving device is simple, cost is low, be easy to indexs such as manufacturing, safe and reliable, the more important thing is the phase content that accurately can control gas-liquid two-phase under steady state (SS), gas-liquid two-phase can be carried out full and uniform mixing.
The utility model realizes above-mentioned technical purpose by following technological means.
A kind of gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement, comprises liquid conducting pipes, liquid flowmeter, liquid flow regulating valve door, gas transmission pipeline, gas flow regulating valve door, gas meter, biphase gas and liquid flow mixer and output channel; Described liquid flowmeter and liquid flow regulating valve door are arranged on liquid conducting pipes; Described gas flow regulating valve door and gas meter are arranged on gas transmission pipeline; Described biphase gas and liquid flow mixer is double-layered cylinder structure, internal layer barrel is provided with the inner ring air admission hole be along the circumferential direction evenly arranged with axis, outer barrel is provided with the first outer ring air admission hole, described liquid conducting pipes is connected with the first outer ring air admission hole of biphase gas and liquid flow mixer, and described liquid conducting pipes and output channel are connected with the inner core two ends of biphase gas and liquid flow mixer respectively.
Further, the outer barrel of described biphase gas and liquid flow mixer is also provided with the second outer ring air admission hole, gas transmission pipeline between described gas meter and biphase gas and liquid flow mixer is also connected with gas distribution pipeline, and the other end of described gas distribution pipeline is connected with the second outer ring air admission hole of biphase gas and liquid flow mixer.
Further, the first described outer ring air admission hole and the second outer ring air admission hole are arranged symmetrically with along conduit axis.
Further, described biphase gas and liquid flow mixer is that transparent organic glass is made, and is connected with liquid conducting pipes, output channel by flange.
Further, gas transmission pipeline is also provided with a non-return valve, described non-return valve is between gas meter and biphase gas and liquid flow mixer.
Further, be also connected with Taper Pipe between described output channel and biphase gas and liquid flow mixer, the upstream and downstream caliber ratio of described Taper Pipe is not less than 2:1.
Further, be also connected with bubble regulator between described Taper Pipe and output channel, the cross section of described bubble regulator is provided with cellular aperture, the axial length of described cellular aperture is not less than the pipeline caliber of output channel.
Further, the material of described bubble regulator is plastics or organic glass or metal, be connected with Taper Pipe and output channel by flange, described cellular aperture is made by casting or holing, and the output channel being close to described bubble regulator is that organic glass is made.
In above-mentioned solution, before biphase gas and liquid flow mixing, by the flow of liquid flow regulating valve door and liquid flowmeter control and measurement liquid phase, by gas flow regulating valve door and gas meter regulate and measure the flow of gas phase, thus the phase content under accurately controlling steady state (SS) between gas-liquid; Gas transmission pipeline arranges non-return valve, prevents the pressure of liquid transmission pipeline excessive and make liquid enter gas transfer pipeline, destroy gas compressor; Biphase gas and liquid flow mixer adopts double-layered cylinder structure, the gas phase of described gas transmission pipeline is made first to enter interlayer between two-layer cylinder, and then enter in internal layer cylinder by the inner ring air admission hole on internal layer barrel, mix with liquid phase, to make bubble enter uniformly in flow channel for liquids on the one hand, and flowing is not affected greatly, on the other hand also can increase number of bubbles, such that bubble and liquid are full and uniform to be mixed.Outer barrel arranges two outer ring air admission holes, the pressure of the gas phase of the interlayer between two-layer cylinder can be made to be more evenly distributed, improve the effect of gas-liquid two-phase mixing further.One Taper Pipe is set between gas-liquid two-phase mixer and bubble regulator, makes density relatively little and the bubble floating on liquid upper has certain radial velocity and main flow area to pipeline center converges; In bubble regulator, arrange cellular aperture, the axial length of cellular aperture is not less than the diameter of output channel, is separately to be come by the bubble of aperture to provide enough spaces allow, and more even.
The beneficial effects of the utility model are: provide that a kind of structure is simple, cost is low, be easy to manufacture, safe and reliable gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement, can accurately measure and control the phase content of gas-liquid two-phase under steady state (SS), achieve the mixing sufficiently uniformly of gas-liquid two-phase, make bubble independent, control bubble uniformity coefficient, simultaneously less on the impact of flowing, reduce the loss in pipeline.
Accompanying drawing explanation
Fig. 1 is the structural drawing of gas-liquid two-phase flow containing rate described in the utility model control and gas-liquid two-phase mixing arrangement one embodiment.
Fig. 2 is the axial, cross-sectional view of biphase gas and liquid flow mixer.
Fig. 3 is the longitudinal section view of biphase gas and liquid flow mixer.
Fig. 4 is the axial, cross-sectional view of bubble regulator.
Fig. 5 is the left view of bubble regulator.
Description of reference numerals is as follows:
1-liquid conducting pipes, 2-liquid flowmeter, 3-liquid flow regulating valve door, 4-gas distribution pipeline, 5-biphase gas and liquid flow mixer, 6-inner ring air admission hole, 7-Taper Pipe, 8-bubble regulator, 9-plexi-glass tubular, 10-downstream pipe, 11-non-return valve, 12-gas meter, 13-gas flow regulating valve door, 14-gas transmission pipeline, 15-first outer ring air admission hole, 16-second outer ring air admission hole, the cellular aperture of 17-.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described, but protection domain of the present utility model is not limited to this.
Fig. 1 ~ Figure 5 shows that a kind of gas-liquid two-phase flow containing rate described in the utility model controls and the structural representation of gas-liquid two-phase mixing arrangement one embodiment.Comprise liquid conducting pipes 1, liquid flowmeter 2, liquid flow regulating valve door 3, gas distribution pipeline 4, biphase gas and liquid flow mixer 5, inner ring air admission hole 6, Taper Pipe 7, bubble regulator 8, plexi-glass tubular 9, downstream pipe 10, non-return valve 11, gas meter 12, gas flow regulating valve door 13, gas transmission pipeline 14, first outer ring air admission hole 15, second outer ring air admission hole 16 and cellular aperture 17.
Described liquid conducting pipes 1 is installed according to liquid flow direction and successively liquid flowmeter 2 and liquid flow regulating valve door 3 is installed, described gas transmission pipeline 14 sets gradually gas flow regulating valve door 13, gas meter 12 and non-return valve 11 according to gas throughput direction; Described biphase gas and liquid flow mixer 5 is made for transparent organic glass, and be double-layered cylinder structure, outer barrel is provided with the first outer ring air admission hole 15 and the second outer ring air admission hole 16 be arranged symmetrically with along conduit axis, as shown in Figure 2, internal layer barrel is provided with the inner ring air admission hole 6 be along the circumferential direction evenly arranged with axis, as shown in Figure 3.Described liquid conducting pipes 1 is axially connected with the inner core of biphase gas and liquid flow mixer 5 by flange, and described gas transmission pipeline 14 is threaded with the first outer ring air admission hole 15 of biphase gas and liquid flow mixer 5.Gas transmission pipeline 14 between non-return valve 11 and biphase gas and liquid flow mixer 5 connects a gas distribution pipeline 4, the other end of described gas distribution pipeline 4 is connected with the second outer ring air admission hole 16 of biphase gas and liquid flow mixer 5.Be connected by a Taper Pipe 7 between biphase gas and liquid flow mixer 5 with bubble regulator 8, described Taper Pipe 7 upstream and downstream caliber ratio is not less than 2:1.The cross section of described bubble regulator 8 is provided with cellular aperture 17, as shown in Figure 4 and Figure 5, the pipeline caliber of the not little output channel of axial length of described cellular aperture 17.The material of described bubble regulator 8 is plastics or organic glass or metal, be connected with Taper Pipe 7 and output channel by flange, described cellular aperture 17 is made by casting or holing, be close to described bubble regulator 8 and connect plexi-glass tubular 9, described plexi-glass tubular 9 is connected with downstream pipe 10 by flange.
In pipeline, arrange non-return valve 11 is make liquid enter gas transfer pipeline to prevent the pressure of liquid transmission pipeline excessive, destroys gas compressor.The first outer ring air admission hole 15, second outer ring air admission hole 16 and some inner ring air admission holes 6 is symmetrical arranged along conduit axis at biphase gas and liquid flow mixer 5, to make bubble enter uniformly in flow channel for liquids on the one hand, and flowing is not affected greatly, on the other hand also can increase number of bubbles, such that bubble and liquid are full and uniform to be mixed.One Taper Pipe 7 being set between gas-liquid two-phase mixer 5 and bubble regulator 8, being that the bubble floating on liquid upper in order to make density relatively little has certain radial velocity and main flow area to pipeline center converges.The large I of the some cellular aperture 17 in bubble regulator 8 is determined according to the needs of practical study problem, the diameter that its axial length is not less than output channel separately to be come by some bubbles of aperture to provide enough spaces allow, and more even.
Gas-liquid two-phase flow containing rate of the present utility model control and the course of work of gas-liquid two-phase mixing arrangement as described below: the liquid flow through from liquid conducting pipes 1 carries out the adjustment of flow through liquid flow regulating valve door 3 and liquid flowmeter 2 and enters biphase gas and liquid flow mixer 5 after measuring.Simultaneously, the gas flow through from gas transmission pipeline 14 successively gas coming through flow control valve 13, gas meter 12 carries out measurement and the control of gas flow, first the interlayer between the two-layer cylinder entering biphase gas and liquid flow mixer 5 again through non-return valve 11 and gas distribution pipeline 4, and then entered uniformly in internal layer cylinder by the inner ring air admission hole 6 on internal layer barrel, fully mix with liquid.Consider that the density of gas is generally less than the density of liquid and can floats on conduit upper, therefore the gas-liquid two-phase after biphase gas and liquid flow mixer 5 is flowed through the gas that a Taper Pipe 7 makes to float on liquid upper and there is the speed of a radial direction in flow process and itself and liquid are fully mixed; Entering the bubble regulator 8 with cellular aperture 17 again makes bubble even, and separately comes; Finally flow into observation and the research of carrying out two-phase flow in plexi-glass tubular 9.
Described embodiment is preferred embodiment of the present utility model; but the utility model is not limited to above-mentioned embodiment; when not deviating from flesh and blood of the present utility model, any apparent improvement that those skilled in the art can make, replacement or modification all belong to protection domain of the present utility model.
Claims (8)
1. gas-liquid two-phase flow containing rate controls and a gas-liquid two-phase mixing arrangement, it is characterized in that:
Comprise liquid conducting pipes (1), liquid flowmeter (2), liquid flow regulating valve door (3), gas transmission pipeline (14), gas flow regulating valve door (13), gas meter (12), biphase gas and liquid flow mixer (5) and output channel;
Described liquid flowmeter (2) and liquid flow regulating valve door (3) are arranged on liquid conducting pipes (1);
Described gas flow regulating valve door (13) and gas meter (12) are arranged on gas transmission pipeline (14) successively;
Described biphase gas and liquid flow mixer (5) is double-layered cylinder structure, internal layer barrel is provided with the inner ring air admission hole (6) be along the circumferential direction evenly arranged with axis, outer barrel is provided with the first outer ring air admission hole (15), described gas transmission pipeline (14) is connected with the first outer ring air admission hole (15) of biphase gas and liquid flow mixer (5), and described liquid conducting pipes (1) and output channel are connected with the inner core two ends of biphase gas and liquid flow mixer (5) respectively.
2. gas-liquid two-phase flow containing rate according to claim 1 controls and gas-liquid two-phase mixing arrangement, it is characterized in that:
The outer barrel of described biphase gas and liquid flow mixer (5) is also provided with the second outer ring air admission hole (16), gas transmission pipeline (14) between described gas meter (12) and biphase gas and liquid flow mixer (5) is also connected with gas distribution pipeline (4), and the other end of described gas distribution pipeline (4) is connected with the second outer ring air admission hole (16) of biphase gas and liquid flow mixer (5).
3. gas-liquid two-phase flow containing rate according to claim 2 controls and gas-liquid two-phase mixing arrangement, it is characterized in that:
The first described outer ring air admission hole (15) and the second outer ring air admission hole (16) are arranged symmetrically with along conduit axis.
4. gas-liquid two-phase flow containing rate according to claim 3 controls and gas-liquid two-phase mixing arrangement, it is characterized in that:
Described biphase gas and liquid flow mixer (5) is made for transparent organic glass, is connected with liquid conducting pipes (1), output channel by flange.
5. gas-liquid two-phase flow containing rate according to claim 1 and 2 controls and gas-liquid two-phase mixing arrangement, it is characterized in that:
Gas transmission pipeline (14) is also provided with a non-return valve (11), and described non-return valve (11) is positioned between gas meter (12) and biphase gas and liquid flow mixer (5).
6. gas-liquid two-phase flow containing rate according to claim 1 and 2 controls and gas-liquid two-phase mixing arrangement, it is characterized in that:
Also be connected with Taper Pipe (7) between described output channel and biphase gas and liquid flow mixer (5), the upstream and downstream caliber ratio of described Taper Pipe (7) is not less than 2:1.
7. gas-liquid two-phase flow containing rate according to claim 6 controls and gas-liquid two-phase mixing arrangement, it is characterized in that:
Bubble regulator (8) is also connected with between described Taper Pipe (7) and output channel, the cross section of described bubble regulator (8) is provided with cellular aperture (17), and the axial length of described cellular aperture (17) is not less than the pipeline caliber of output channel.
8. gas-liquid two-phase flow containing rate according to claim 7 controls and gas-liquid two-phase mixing arrangement, it is characterized in that:
The material of described bubble regulator (8) is plastics or organic glass or metal, be connected with Taper Pipe (7) and output channel by flange, described cellular aperture (17) is made by casting or holing, and the output channel being close to described bubble regulator (8) is that organic glass is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501333.8U CN204142465U (en) | 2014-09-01 | 2014-09-01 | A kind of gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501333.8U CN204142465U (en) | 2014-09-01 | 2014-09-01 | A kind of gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement |
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| Publication Number | Publication Date |
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| CN204142465U true CN204142465U (en) | 2015-02-04 |
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| CN201420501333.8U Withdrawn - After Issue CN204142465U (en) | 2014-09-01 | 2014-09-01 | A kind of gas-liquid two-phase flow containing rate controls and gas-liquid two-phase mixing arrangement |
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| CN (1) | CN204142465U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236848A (en) * | 2014-09-01 | 2014-12-24 | 江苏大学 | Gas-liquid two-phase flow phase volume fraction control and gas-liquid two-phase mixing device |
| CN106352239A (en) * | 2016-10-20 | 2017-01-25 | 江苏大学 | Pump performance test device in gas-liquid two-phase fixed conveying state |
| CN106847000A (en) * | 2017-03-30 | 2017-06-13 | 西安交通大学 | A kind of critical condition observation and p v T relationships determine teaching experimental base |
| CN108332940A (en) * | 2018-02-09 | 2018-07-27 | 青岛科技大学 | A kind of two phase flow rises bubble fluid FLOW VISUALIZATION experimental method and experimental provision |
| CN108896453A (en) * | 2018-06-21 | 2018-11-27 | 天津大学 | A kind of adjustable mist flow experimental system of multi-parameter |
| CN108905767A (en) * | 2018-08-23 | 2018-11-30 | 天津城建大学 | A kind of Liqiud-gas mixing device |
| CN111982462A (en) * | 2020-08-06 | 2020-11-24 | 中国石油大学(北京) | Plate-shell type heat exchanger experimental device |
| CN112154126A (en) * | 2018-04-13 | 2020-12-29 | Abb瑞士股份有限公司 | Ballast water treatment equipment and ballast water treatment system |
| CN114112467A (en) * | 2021-11-25 | 2022-03-01 | 哈尔滨工程大学 | Experimental device for be used for measuring air lifter performance |
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2014
- 2014-09-01 CN CN201420501333.8U patent/CN204142465U/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236848A (en) * | 2014-09-01 | 2014-12-24 | 江苏大学 | Gas-liquid two-phase flow phase volume fraction control and gas-liquid two-phase mixing device |
| CN106352239A (en) * | 2016-10-20 | 2017-01-25 | 江苏大学 | Pump performance test device in gas-liquid two-phase fixed conveying state |
| CN106847000A (en) * | 2017-03-30 | 2017-06-13 | 西安交通大学 | A kind of critical condition observation and p v T relationships determine teaching experimental base |
| CN108332940A (en) * | 2018-02-09 | 2018-07-27 | 青岛科技大学 | A kind of two phase flow rises bubble fluid FLOW VISUALIZATION experimental method and experimental provision |
| CN108332940B (en) * | 2018-02-09 | 2019-09-20 | 青岛科技大学 | A kind of two phase flow rises bubble fluid FLOW VISUALIZATION experimental method and experimental provision |
| CN112154126A (en) * | 2018-04-13 | 2020-12-29 | Abb瑞士股份有限公司 | Ballast water treatment equipment and ballast water treatment system |
| CN108896453A (en) * | 2018-06-21 | 2018-11-27 | 天津大学 | A kind of adjustable mist flow experimental system of multi-parameter |
| CN108896453B (en) * | 2018-06-21 | 2021-03-23 | 天津大学 | Multi-parameter adjustable mist flow experiment system |
| CN108905767A (en) * | 2018-08-23 | 2018-11-30 | 天津城建大学 | A kind of Liqiud-gas mixing device |
| CN111982462A (en) * | 2020-08-06 | 2020-11-24 | 中国石油大学(北京) | Plate-shell type heat exchanger experimental device |
| CN114112467A (en) * | 2021-11-25 | 2022-03-01 | 哈尔滨工程大学 | Experimental device for be used for measuring air lifter performance |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150204 Effective date of abandoning: 20160824 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |