CN203891863U - Oil-gas separating and slug flow removing device - Google Patents
Oil-gas separating and slug flow removing device Download PDFInfo
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- CN203891863U CN203891863U CN201420251091.1U CN201420251091U CN203891863U CN 203891863 U CN203891863 U CN 203891863U CN 201420251091 U CN201420251091 U CN 201420251091U CN 203891863 U CN203891863 U CN 203891863U
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- crude oil
- storage tank
- buffer storage
- gas
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Abstract
The utility model discloses an oil-gas separating and slug flow removing device. The oil-gas separating and slug flow removing device comprises a gas diffusion collecting unit, a pipe bundle in the vertical direction is arranged in the gas diffusion collecting unit, the pipe bundle includes a plurality of pipelines with upper ends and lower ends open, crude oil with multi-phase fluid flows into the gas diffusion collecting unit to be knocked with the pipe bundle for oil-gas separating, kinetic energy of the multi-phase is removed, the associated gas separated is guided out from the pipe bundle, the separated crude oil flows into a buffer storage tank communicated with the gas diffusion collecting unit, an anti-surge plate set is arranged in the buffer storage tank and comprises a plurality of perforated plates which are vertically arrayed at intervals, large surge flow crude oil is stopped and buffered to form smooth flow, and the crude oil at the steady state is guide out form a crude oil outlet arranged in the buffer storage tank.
Description
Technical field
The utility model relates to a kind of Oil-gas Separation and slug flow cancellation element, and this device can carry out Oil-gas Separation to having the crude oil of heterogeneous fluid, and the stream crude oil that springs up greatly of burst is stopped to buffering forms steady flow.
Background technology
Along with having many factors complicated and changeable in the exploitation of oil field middle and later periods, field produces, when in pipeline, heterogeneous fluid is slug flow, pipeline pressure, pipe outlet gas-liquid instantaneous delivery have very great fluctuation process, and be attended by strong vibration, pipeline and the equipment that is connected with pipeline are had to very large destructiveness, cause the process unit of pipe downstream to be difficult to normal work.
Utility model content
The problem existing for above-mentioned prior art, the purpose of this utility model is to provide a kind of Oil-gas Separation and slug flow cancellation element, this device can carry out Oil-gas Separation to having the crude oil of heterogeneous fluid, can process local slug flow, make the even running of pipeline flow process, the production burden that alleviates downstream flow process, meets crude oil and steadily produces, and effectively prevents that the phenomenon of pressure oscillation from appearring in Crude Oil Transportation.
The purpose of this utility model is achieved through the following technical solutions:
Oil-gas Separation and slug flow cancellation element, be provided with gas diffusion gathering-device, in gas diffusion gathering-device, be provided with the tube bank of vertical direction, tube bank comprises the pipeline of some upper and lower side openings, the crude oil with heterogeneous fluid enters after gas spreads gathering-device and clashes into and carry out gas-liquid separation with tube bank generation, and eliminate the kinetic energy of heterogeneous fluid, isolated associated gas is derived from tube bank, crude oil after separation flows into the buffer storage tank being communicated with gas diffusion gathering-device, in described buffer storage tank, be provided with the anti-plate group that springs up, prevent that springing up plate group comprises several vertical spaced punched-plates, the stream crude oil that springs up greatly to burst stops that buffering forms steady flow, described buffer storage tank is provided with the crude oil that plateau is derived in crude exports.
Further, described gas diffusion gathering-device upper end is connected with associated gas conduit, in gas diffusion gathering-device, be provided with shock split cavity, described tube bank is arranged in this chamber, this chamber lower end is communicated with described buffer storage tank, this chamber upper end is provided with dividing plate, and this chamber and associated gas conduit is spaced apart, and the lower end of duct in tube bank extends near this chamber lower end, and pipeline upper end is communicated with through dividing plate and associated gas conduit.
Further, described shock split cavity lower end is funnel type, is provided with venetian blind type liquid diffusing device on the sidewall of funnel section, and this device comprises several inverted corrugation templates, and crude oil is successively flowed through after every layer of corrugation template and further carried out gas-liquid separation.
Further, described gas diffusion gathering-device is communicated with gas cleaning plant by associated gas conduit, is provided with and catches mist silk screen in gas cleaning plant, after isolated associated gas purifies in gas cleaning plant, derives.
Further, described gas cleaning plant bottom is communicated with described buffer storage tank, and the upper and lower two ends of gas cleaning plant are provided with catches mist silk screen, catches under the crude oil drop convergence flow forming on mist silk screen, flows in the crude oil in buffer storage tank; The port of export of associated gas conduit is connected to catches between mist silk screen up and down.
Further, described buffer storage tank is horizontal tank, describedly anti-springs up punched-plate overhead height in plate group higher than normal liquid level in buffer storage tank, leaves gap and form crude oil passage between punched-plate bottom and tank body.
Further, in described buffer storage tank, on the anti-roof that springs up plate group rear, be provided with froth breaking air washer, in froth breaking air washer, be provided with the corrosion resistant plate that many groups tilt, the foam that swims in crude oil top layer is punctured, and by under the crude oil drop convergence flow splashing, flow in the crude oil in buffer storage tank.
Further, on at the bottom of the tank at described froth breaking air washer rear, be provided with anti-vortex board group, anti-vortex board group comprises a slice liquid blocking dike plate and a slice swash plate of vertical setting, between the side of liquid blocking dike plate and bottom and tank body, gapless contacts, and leaves gap and form crude oil passage between swash plate bottom and tank body; Liquid blocking dike plate stops the height to self by flowing through the anti-crude oil that springs up plate group, and crude oil flows through from swash plate bottom after covering liquid blocking dike plate, extends crude oil flow distance with buffering eddy current.
Further, the crude exports that arrange on described buffer storage tank are positioned on the tank body at swash plate rear.
Further, described associated gas conduit is provided with bypass ducts and stretches into described buffer storage tank inside, and the crude oil accumulating in associated gas conduit flows into buffer storage tank by this bypass ducts, and the associated gas in buffer storage tank is derived by this bypass ducts.
The Oil-gas Separation and the slug flow cancellation element that adopt said structure to arrange, have the following advantages:
The flow process place that this device is applicable to crude oil well head, outer defeated line front end, gathering station crude Treatment import department and the interior gassiness of standing is higher, often exist slug flow etc.Crude oil by this device after, can be effectively separation associated gas and light component wherein, and can cushion moment and spring up larger slug flow, rear end can steadily be carried.It is strong that this device has divided gas flow ability, and the feature of processing section plug flow successful, coordinates other instrument and meter for automations, can realize oil gas and divide the function of surveying metering.At well site of oil field, collect in the flow process such as defeated, metering, there is very high practical value.
This device, by the mode of physical arrangement, can multilayer be eliminated the energy accumulating causing because of slug flow, and can be effectively that accompanying gas with crude oil is separated.For the even running of rear end production with to crude oil gas-liquid, metering has extraordinary effect.One device is multiplex, has broken the single form of legacy equipment performance, has improved greatly the cost performance of production efficiency and equipment, has saved occupation of land space, is more conducive to the gas-liquid metering of rear end.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of gas that the utility model adopts diffusion gathering-device;
Fig. 3 is the top view of gas that the utility model adopts diffusion gathering-device;
Fig. 4 is the structural representation that the utility model adopts venetian blind type liquid diffusing device.
In figure: 1, gas diffusion gathering-device; 1-1, crude oil import; 1-2, tube bank; 1-3, venetian blind type liquid diffusing device; 1-4, dividing plate; 2, buffer storage tank; 2-1, the anti-plate group that springs up; 2-2, froth breaking air washer; 2-3, sewage draining exit; 2-4, liquid blocking dike plate; 2-5, swash plate; 2-6, crude exports; 3, gas cleaning plant; 3-1, catch mist silk screen; 4, associated gas conduit; 4-1, bypass ducts.
The specific embodiment
For further setting forth the utility model, be to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, structure of the present utility model, feature and effect be described in detail as follows.
As Fig. 1, Fig. 2, Figure 3 shows that one of designed embodiment of the utility model, in this embodiment, Oil-gas Separation and slug flow cancellation element, be provided with gas diffusion gathering-device 1, in gas diffusion gathering-device 1, be provided with the tube bank 1-2 of vertical direction, tube bank 1-2 comprises the pipeline of some upper and lower side openings, the crude oil with heterogeneous fluid enters after gas spreads gathering-device 1 and carries out gas-liquid separation with tube bank 1-2 generation shock, and eliminate the kinetic energy of heterogeneous fluid, isolated associated gas is derived from tube bank 1-2, crude oil after separation flows into the buffer storage tank 2 being communicated with gas diffusion gathering-device 1, in buffer storage tank 2, be provided with the anti-plate group 2-1 that springs up, prevent that springing up plate group 2-1 comprises several vertical spaced punched-plates, the stream crude oil that springs up greatly to burst stops that buffering forms steady flow, buffer storage tank is established 2 and is equipped with the crude oil that crude exports 2-6 derives plateau.
As shown in Figure 1 and Figure 2, gas diffusion gathering-device 1 upper end is connected with associated gas conduit 4, in gas diffusion gathering-device 1, be provided with shock split cavity, tube bank 1-2 is arranged in this chamber, this chamber lower end is communicated with buffer storage tank 2, this chamber upper end is provided with dividing plate 1-4, and this chamber and associated gas conduit 4 is spaced apart, and the lower end of duct in tube bank 1-2 extends near this chamber lower end, and pipeline upper end is communicated with through dividing plate 1-4 and associated gas conduit 4.On the sidewall of shock split cavity, be provided with crude oil import 1-1, the crude oil of upstream enters gas diffusion gathering-device 1 through crude oil import 1-1.
As shown in Figure 1, Figure 3, clash into split cavity lower end and be funnel type, on the sidewall of funnel section, be provided with venetian blind type liquid diffusing device 1-3, this device comprises several inverted corrugation templates, and crude oil is successively flowed through after every layer of corrugation template and further carried out gas-liquid separation.
In the present embodiment, gas diffusion gathering-device 1 is communicated with gas cleaning plant 3 by associated gas conduit 4, is provided with and catches mist silk screen 3-1 in gas cleaning plant 3, and isolated associated gas is derived after the interior purification of gas cleaning plant 3.
As shown in Figure 1, gas cleaning plant 3 bottoms are communicated with buffer storage tank 2, and gas cleaning plant is provided with and catches mist silk screen 3-1 in two ends Shang Xia 3, catch under the upper crude oil drop convergence flow forming of mist silk screen 3-1, flow in the crude oil in buffer storage tank 2; The port of export of associated gas conduit 4 is connected to catches between mist silk screen 3-1 up and down.
In the present embodiment, buffer storage tank 2 is horizontal tank, anti-springs up punched-plate overhead height in plate group 2-1 higher than the interior normal liquid level of buffer storage tank 2, leaves gap and form crude oil passage between punched-plate bottom and tank body.
As shown in Figure 1, in buffer storage tank 2, on the anti-roof that springs up plate group 2-1 rear, be provided with froth breaking air washer 2-2, in froth breaking air washer 2-2, be provided with the corrosion resistant plate that many groups tilt, the foam that swims in crude oil top layer is punctured, and by under the crude oil drop convergence flow splashing, flow in the crude oil in buffer storage tank 2.
On at the bottom of the tank at froth breaking air washer 2-2 rear, be provided with anti-vortex board group, anti-vortex board group comprises a slice liquid blocking dike plate 2-4 and a slice swash plate 2-5 of vertical setting, between the side of liquid blocking dike plate 2-4 and bottom and tank body, gapless contacts, and leaves gap and form crude oil passage between swash plate 2-5 bottom and tank body; Liquid blocking dike plate 2-4 stops the height to self by flowing through the anti-crude oil that springs up plate group, and crude oil flows through from swash plate 2-5 bottom after covering liquid blocking dike plate 2-4, extends crude oil flow distance with buffering eddy current.
As shown in Figure 1, the crude exports 2-6 arranging on buffer storage tank 2 is positioned on the tank body at swash plate 2-5 rear.
Associated gas conduit 4 is provided with bypass ducts 4-1 and stretches into buffer storage tank 2 inside, the crude oil accumulating in associated gas conduit 4 after long-time use flows into buffer storage tank 2 by this bypass ducts 4-1, the port of export of bypass ducts 4-1 is near froth breaking air washer 2-2, associated gas in buffer storage tank 2 can also be derived, these associated gases are mainly punctured rear release by crude oil top layer foam and produce.
Above described just for the utility model is described, is construed as the utility model and is not limited to above embodiment, meet the various flexible form of the utility model thought all within protection domain of the present utility model.
Claims (10)
1. Oil-gas Separation and slug flow cancellation element, it is characterized in that, be provided with gas diffusion gathering-device, in gas diffusion gathering-device, be provided with the tube bank of vertical direction, tube bank comprises the pipeline of some upper and lower side openings, the crude oil with heterogeneous fluid enters after gas spreads gathering-device and clashes into and carry out gas-liquid separation with tube bank generation, and eliminate the kinetic energy of heterogeneous fluid, isolated associated gas is derived from tube bank, crude oil after separation flows into the buffer storage tank being communicated with gas diffusion gathering-device, in described buffer storage tank, be provided with the anti-plate group that springs up, prevent that springing up plate group comprises several vertical spaced punched-plates, the stream crude oil that springs up greatly to burst stops that buffering forms steady flow, described buffer storage tank is provided with the crude oil that plateau is derived in crude exports.
2. device as claimed in claim 1, it is characterized in that, described gas diffusion gathering-device upper end is connected with associated gas conduit, in gas diffusion gathering-device, be provided with shock split cavity, described tube bank is arranged in this chamber, and this chamber lower end is communicated with described buffer storage tank, and this chamber upper end is provided with dividing plate, and this chamber and associated gas conduit is spaced apart, lower end of duct in tube bank extends near this chamber lower end, and pipeline upper end is communicated with through dividing plate and associated gas conduit.
3. device as claimed in claim 2, it is characterized in that, described shock split cavity lower end is funnel type, on the sidewall of funnel section, be provided with venetian blind type liquid diffusing device, this device comprises several inverted corrugation templates, and crude oil is successively flowed through after every layer of corrugation template and further carried out gas-liquid separation.
4. device as claimed in claim 2, is characterized in that, described gas diffusion gathering-device is communicated with gas cleaning plant by associated gas conduit, is provided with and catches mist silk screen in gas cleaning plant, after isolated associated gas purifies in gas cleaning plant, derives.
5. device as claimed in claim 4, it is characterized in that, described gas cleaning plant bottom is communicated with described buffer storage tank, and the upper and lower two ends of gas cleaning plant are provided with catches mist silk screen, catch under the crude oil drop convergence flow forming on mist silk screen, flow in the crude oil in buffer storage tank; The port of export of associated gas conduit is connected to catches between mist silk screen up and down.
6. device as claimed in claim 2, it is characterized in that, described buffer storage tank is horizontal tank, describedly anti-springs up punched-plate overhead height in plate group higher than normal liquid level in buffer storage tank, leaves gap and form crude oil passage between punched-plate bottom and tank body.
7. device as claimed in claim 6, it is characterized in that, in described buffer storage tank, on the anti-roof that springs up plate group rear, be provided with froth breaking air washer, in froth breaking air washer, be provided with the corrosion resistant plate that many groups tilt, the foam that swims in crude oil top layer is punctured, and by under the crude oil drop convergence flow splashing, flow in the crude oil in buffer storage tank.
8. device as claimed in claim 7, it is characterized in that, on at the bottom of the tank at described froth breaking air washer rear, be provided with anti-vortex board group, anti-vortex board group comprises a slice liquid blocking dike plate and a slice swash plate of vertical setting, between the side of liquid blocking dike plate and bottom and tank body, gapless contacts, and leaves gap and form crude oil passage between swash plate bottom and tank body; Liquid blocking dike plate stops the height to self by flowing through the anti-crude oil that springs up plate group, and crude oil flows through from swash plate bottom after covering liquid blocking dike plate, extends crude oil flow distance with buffering eddy current.
9. device as claimed in claim 8, is characterized in that, the crude exports that arrange on described buffer storage tank are positioned on the tank body at swash plate rear.
10. device as claimed in claim 7, it is characterized in that, it is inner that the bypass ducts that is provided with described associated gas conduit stretches into described buffer storage tank, and the crude oil accumulating in associated gas conduit flows into buffer storage tank by this bypass ducts, and the associated gas in buffer storage tank is derived by this bypass ducts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251091.1U CN203891863U (en) | 2014-05-16 | 2014-05-16 | Oil-gas separating and slug flow removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251091.1U CN203891863U (en) | 2014-05-16 | 2014-05-16 | Oil-gas separating and slug flow removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203891863U true CN203891863U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420251091.1U Expired - Fee Related CN203891863U (en) | 2014-05-16 | 2014-05-16 | Oil-gas separating and slug flow removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203891863U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107684745A (en) * | 2017-09-15 | 2018-02-13 | 西南石油大学 | A kind of submersible electric pump gas slug breaker and method |
| CN109424352A (en) * | 2017-08-25 | 2019-03-05 | 中国石油天然气股份有限公司 | A kind of crude separating device |
-
2014
- 2014-05-16 CN CN201420251091.1U patent/CN203891863U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424352A (en) * | 2017-08-25 | 2019-03-05 | 中国石油天然气股份有限公司 | A kind of crude separating device |
| CN107684745A (en) * | 2017-09-15 | 2018-02-13 | 西南石油大学 | A kind of submersible electric pump gas slug breaker and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20210516 |
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| CF01 | Termination of patent right due to non-payment of annual fee |