CN110319348A - Oil gas slug flow control device and hydrocarbon transfer system - Google Patents
Oil gas slug flow control device and hydrocarbon transfer system Download PDFInfo
- Publication number
- CN110319348A CN110319348A CN201810273293.9A CN201810273293A CN110319348A CN 110319348 A CN110319348 A CN 110319348A CN 201810273293 A CN201810273293 A CN 201810273293A CN 110319348 A CN110319348 A CN 110319348A
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- Prior art keywords
- liquid phase
- oil gas
- vertical separator
- transfer system
- access port
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/005—Pipe-line systems for a two-phase gas-liquid flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/03—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another
- F17D3/05—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another the different products not being separated
Abstract
The present embodiments relate to a kind of oil gas slug flow control device and hydrocarbon transfer system, this kind of oil gas slug flow control device is applied to hydrocarbon transfer system, comprising: hollow vertical separator；Vertical separator is equipped with access port, leakage fluid dram, exhaust outlet and sewage draining exit；Access port and leakage fluid dram are arranged at the side wall of vertical separator, and the height of access port is greater than the height of leakage fluid dram；Exhaust outlet is located at the top of vertical separator, and the height of exhaust outlet is greater than the height of access port；Sewage draining exit is located at the bottom of vertical separator, and the height of sewage draining exit is less than the height of leakage fluid dram；Inlet baffle and outlet damper are equipped in vertical separator；Inlet baffle is located at access port downstream side；Outlet damper is located at exhaust outlet upstream side.Oil gas slug flow control device and hydrocarbon transfer system provided in an embodiment of the present invention can reduce impact of the alternate slug flow of natural gas, crude oil to gas phase reception device.
Description
Technical field
The present embodiments relate to gas gathering and transportation field more particularly to a kind of oil gas slug flow control device and oil gas are defeated
Send system.
Background technique
Currently, generalling use gas phase in gas gathering and transportation field to the natural gas of individual well, valve group or gas gathering station output and receiving
Device carries out pressurizing processes and is conveyed, wherein natural gas compressor is the most common gas phase reception device.Because of individual well output day
Produced Liquid (condensate, water) output fluctuation is big in right gas, while in surface line transmission process, is easy to form oil, gas friendship
The slug flow replaced.In hydrocarbon transfer system, because of the presence of oil gas slug flow, to rear end natural gas boost compressor stable working
Property be affected, will cause high frequent shut down or liquid hammer failure.
Therefore, how to reduce oil gas slug flow to be a problem to be solved the impact of gas phase reception device.
Summary of the invention
The embodiment of the present invention provides a kind of oil gas slug flow control device and hydrocarbon transfer system, can reduce natural gas,
Impact of the alternate slug flow of crude oil to gas phase reception device.
The embodiment of the present invention provides a kind of oil gas slug flow control device, is applied to hydrocarbon transfer system, comprising: hollow
Vertical separator；
The vertical separator is equipped with access port, leakage fluid dram, exhaust outlet and sewage draining exit；Wherein, the access port is for connecting
Connect the oil gas discharger in the hydrocarbon transfer system；The leakage fluid dram is used to connect the liquid phase in the hydrocarbon transfer system
Reception device；The exhaust outlet is used to connect the gas phase reception device in the hydrocarbon transfer system；The sewage draining exit is for connecting
Connect the dirt reception device in the hydrocarbon transfer system；
The access port and the leakage fluid dram are arranged at the side wall of the vertical separator, and the height of the access port
Greater than the height of the leakage fluid dram；
The exhaust outlet is located at the top of the vertical separator, and the height of the exhaust outlet is greater than the access port
Highly；
The sewage draining exit is located at the bottom of the vertical separator, and the height of the sewage draining exit is less than the leakage fluid dram
Highly；
Inlet baffle and outlet damper are equipped in the vertical separator；
The inlet baffle is located at the access port downstream side, for preventing the oil gas of access port discharge from top and
Side enters the vertical separator；
The outlet damper is located at the exhaust outlet upstream side, for preventing oil gas from described in the entrance of the underface of exhaust outlet
Exhaust outlet.
In a kind of possible design, silk screen trap is additionally provided in the vertical separator；
The silk screen trap is by screen knitting and is in stratiform, for the liquid phase in separation oil and gas；
The silk screen trap is located above the inlet baffle, and is located at below the outlet damper.
In a kind of possible design, oil gas slug flow control device further include: for monitoring in the vertical separator
The pressure gauge of air pressure；
The vertical separator is equipped with emergency vent, and the emergency vent is for connecting the dirt reception device；
The height of the emergency vent is greater than the height of the inlet baffle and is less than the height of the silk screen trap.
In a kind of possible design, the vertical separator outer wall is equipped with pre-separation conduit；
The pre-separation conduit includes pre-separation duct entry and pre-separation conduit outlet, and the pre-separation duct entry
Lower than the pre-separation conduit outlet；
The pre-separation duct entry is for connecting the oil gas discharger；
The pre-separation conduit outlet is connect with the access port.
In a kind of possible design, the pre-separation conduit is L-shaped.
The embodiment of the present invention also provides a kind of hydrocarbon transfer system, comprising: oil gas discharger, gas phase reception device, liquid
Connect receiving apparatus, dirt reception device and any one of the above-mentioned design oil gas slug flow control device.
In a kind of possible design, hydrocarbon transfer system further include: liquid phase booster pump, liquid phase shut-off valve and level transmitting
Device；
For the liquid phase booster pump between the oil gas slug flow control device and the liquid phase reception device, being used for will
Liquid phase in the vertical separator is pumped to the liquid phase reception device；
The liquid phase shut-off valve is located between the oil gas slug flow control device and the liquid phase reception device
The upstream of the liquid phase booster pump；
The fluid level transmitter is used to monitor the liquid phase liquid level in the vertical separator.
In a kind of possible design, hydrocarbon transfer system further include: liquid phase turns off controller；
Liquid phase shutdown controller respectively with the fluid level transmitter, the liquid phase shut-off valve and the liquid phase booster pump
Connection；
When the fluid level transmitter monitors that the liquid phase liquid level in the vertical separator is greater than or equal to first threshold,
The liquid phase shutdown controller opens the liquid phase shut-off valve and opens the liquid phase booster pump；
When the fluid level transmitter monitors the liquid phase liquid level in the vertical separator lower than the first threshold, institute
Liquid phase shutdown controller is stated to close the liquid phase shut-off valve and close the liquid phase booster pump.
In a kind of possible design, hydrocarbon transfer system further include: connect with liquid phase shutdown controller hydraulic
Inductor；
The hydraulic inductor is used to monitor the pressure between the liquid phase booster pump and the liquid phase reception device；
Monitor that the pressure between the liquid phase booster pump and the liquid phase reception device is higher than in the hydraulic inductor
Or when being equal to preset threshold, the liquid phase shutdown controller closes the liquid phase booster pump.
In a kind of possible design, hydrocarbon transfer system further include: the gentle phase of gas phase shut-off valve turns off controller, described
Gas phase shutdown controller is connect with the fluid level transmitter and the gas phase shut-off valve respectively；
The gas phase shut-off valve is between the oil gas slug flow control device and the gas phase reception device；
When the fluid level transmitter monitors that the liquid phase liquid level in the vertical separator is greater than or equal to second threshold,
The gas phase shutdown controller closes the gas phase shut-off valve.
Oil gas slug flow control device and hydrocarbon transfer system provided in an embodiment of the present invention, utilize vertical separator
Access port connects the oil gas discharger in hydrocarbon transfer system, to oil gas is first passed through in vertical separator, then by setting
Set in vertical separator and be located at the inlet baffle in the access port downstream side come the oil gas that prevents access port from being discharged from top and
Side enters vertical separator, the gas phase and liquid phase meeting when the oil gas being discharged from access port strikes inlet baffle, in oil gas
Initial gross separation hangs the major diameter drop invested on inlet baffle and leans on gravity, be deposited to vertical separator after Oil-gas Separation
Bottom and gather together, increase the liquid level in vertical separator, the gas phase through initial gross separation then can because density is lighter than air
It continues up, when it passes through outlet damper, major diameter drop entrained by the gas phase condenses again on outlet damper,
Finally, the gas phase after secondary separation enters the exhaust outlet of vertical separator, and gas phase reception device is eventually arrived at, to complete
The collection of gas phase in oil gas.Meanwhile the leakage fluid dram and sewage draining exit of vertical separator can will accumulate in the liquid phase in vertical separator
And dirt is emitted into liquid-phase collection device and contaminants-collecting apparatus respectively, to complete the collection of liquid phase in oil gas.Therefore, no
Indigestibility, oil gas slug flow control device and hydrocarbon transfer system provided in an embodiment of the present invention pass through to gas reception device
Upstream oil gas carry out pre-separation, to play the role of buffering and slug trapping, to reach, to reduce natural gas, crude oil alternate
The effect that slug flow impacts gas phase collection device.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the oil gas slug flow control device in the embodiment of the present invention one；
Fig. 2 is the application schematic diagram of the oil gas slug flow control device in the embodiment of the present invention one；
Fig. 3 is the structural schematic diagram of the hydrocarbon transfer system in the embodiment of the present invention two；
Fig. 4 is the connection structure diagram of the fluid level transmitter in the embodiment of the present invention two；
Fig. 5 is the connection structure diagram of the hydraulic inductor in the embodiment of the present invention two；
Fig. 6 is the connection structure diagram of the gas phase shutdown controller in the embodiment of the present invention two.
Marked in the figure:
Vertical separator 1；
Access port 11；
Leakage fluid dram 12；
Exhaust outlet 13；
Sewage draining exit 14；
Inlet baffle 15；
Outlet damper 16；
Silk screen trap 17；
Pressure gauge 18；
Emergency vent 19；
Pre-separation conduit 2；
Liquid phase booster pump 31；
Liquid phase shut-off valve 32；
Fluid level transmitter 33；
Liquid phase turns off controller 34；
Hydraulic inductor 35；
Gas phase shut-off valve 41；
Gas phase turns off controller 42；
Oil gas discharger 5；
Gas phase reception device 6；
Liquid phase reception device 7；
Dirt reception device 8.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, and be also possible to integral；It can be
Mechanical connection, is also possible to be electrically connected, is also possible to communication connection；It can be and be directly connected to, intermediary can also be passed through
It is indirectly connected with, can be the connection inside two elements or the interaction relationship of two elements, unless otherwise restricted clearly.
For the ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
Technical solution of the present invention is described in detail with specifically embodiment below.These specific implementations below
Example can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.
Fig. 1 is the structural schematic diagram of the oil gas slug flow control device in the embodiment of the present invention one, and Fig. 2 is that the present invention is implemented
The application schematic diagram of oil gas slug flow control device in example one, as depicted in figs. 1 and 2, the oil gas slug flow control of the present embodiment
Device processed is applied to hydrocarbon transfer system.The hydrocarbon transfer system not only includes oil gas slug flow control device, further includes: oil gas
Discharger 5, gas phase reception device 6, liquid phase reception device 7, dirt reception device 8.Oil gas discharger is used for oil gas section
Plug flow control device inputs oil gas, and gas phase reception device is for receiving the gas phase that oil gas slug flow control device is isolated, liquid phase
Reception device is for receiving the liquid phase that oil gas slug flow control device is isolated, and dirt reception device is for receiving oil gas slug flow
Dirt in control device.It is to carry out specifically to oil gas slug flow control device that the present embodiment, which is related to hydrocarbon transfer system,
It is bright, but any restriction is not done to the concrete application of oil gas slug flow control device.
Oil gas slug flow control device includes: hollow vertical separator 1, which can store liquid, and
And the vertical separator 1 is vertical vertical separator 1, but the vertical separator 1 is not limited to be placed on ground, can also be with
Supplementary structure is installed by fixed frame, bracket etc. to place it.
Vertical separator 1 is equipped with access port 11, leakage fluid dram 12, exhaust outlet 13 and sewage draining exit 14.Wherein, access port 11 is used for
The oil gas discharger in hydrocarbon transfer system is connected, the liquid phase that leakage fluid dram 12 is used to connect in hydrocarbon transfer system receives dress
It sets, exhaust outlet 13 is used to connect the gas phase reception device in hydrocarbon transfer system, and sewage draining exit 14 is for connecting hydrocarbon transfer system
In dirt reception device, access port 11 and leakage fluid dram 12 are arranged at the side wall of vertical separator 1, and the height of access port 11
Greater than the height of leakage fluid dram 12, exhaust outlet 13 is located at the top of vertical separator 1, and the height of exhaust outlet 13 is greater than access port 11
Height, sewage draining exit 14 is located at the bottom of vertical separator 1, and the height of sewage draining exit 14 is less than the height of leakage fluid dram 12, vertical
Inlet baffle 15 and outlet damper 16 are equipped in separator 1, inlet baffle 15 is located at 11 downstream side of access port, for preventing access
The oil gas of 11 discharge of mouth enter vertical separator 1 from top and side, and outlet damper 16 is located at 13 upstream side of exhaust outlet, for hindering
Only oil gas enters exhaust outlet 13 from the underface of exhaust outlet 13.
Specifically, access port 11, leakage fluid dram 12, exhaust outlet 13 are used to be connected to vertical separator 1 with sewage draining exit 14
Hollow cavity and external device, fastening means can be fluid pipeline.Under the application environment to oil gas slug flow control device,
Access port 11 is connect with the oil gas discharger in hydrocarbon transfer system, and the liquid phase in leakage fluid dram 12 and hydrocarbon transfer system receives
Device connection, exhaust outlet 13 are connect with the gas phase reception device in hydrocarbon transfer system, in sewage draining exit 14 and hydrocarbon transfer system
Dirt reception device connection.
Access port 11 and leakage fluid dram 12 are arranged at the side wall of vertical separator 1, and access port 11 and leakage fluid dram 12 pass through
The side wall is worn, so that access port 11 is connected to equipment inside and out vertical separator 1 with leakage fluid dram 12, the height of access port 11 is big
In the height of leakage fluid dram 12, but the horizontal plane position of access port 11 and leakage fluid dram 12 can be different, i.e. access port 11 and leakage fluid dram
12 projected position in 1 bottom of vertical separator can be different.Meanwhile exhaust outlet 13 is located at the top of vertical separator 1, i.e.,
The top of vertical separator 1, and the height of exhaust outlet 13 is greater than the height of access port 11, sewage draining exit 14 is located at vertical separator 1
Least significant end, i.e. the bottom of vertical separator 1, and the height of sewage draining exit 14 is less than the height of leakage fluid dram 12, it should be appreciated that
The projected position of access port 11, leakage fluid dram 12, exhaust outlet 13 and sewage draining exit 14 in 1 bottom of vertical separator can be different.It is vertical
Inlet baffle 15 and outlet damper 16 are equipped in separator 1.Inlet baffle 15 and outlet damper 16 can be made of anti-corrosion materials
Plate structure.Shown in connector Fig. 1 and Fig. 2, inlet baffle 15 is located at 11 downstream side of access port, for preventing access port 11 from being discharged
Oil gas enters vertical separator 1 from top and side, and outlet damper 16 is located at 13 upstream side of exhaust outlet, for preventing oil gas from row
The underface of port 13 enters exhaust outlet 13.
It is not difficult to obtain according to above content, oil gas slug flow control device provided in an embodiment of the present invention utilizes vertical separation
The access port 11 of device 1 connects the oil gas discharger in hydrocarbon transfer system, so that oil gas is first passed through in vertical separator 1,
Access port 11 is prevented to be discharged by being arranged in vertical separator 1 and being located at the inlet baffle 15 in 11 downstream side of access port again
Oil gas enter vertical separator 1 from top and side, when the oil gas being discharged from access port 11 strikes inlet baffle 15, oil
Gas phase and liquid phase meeting initial gross separation in gas hang the major diameter drop invested on inlet baffle 15 and lean on gravity after Oil-gas Separation
Effect, is deposited to the bottom of vertical separator 1 and gathers together, increase the liquid level in vertical separator 1, through initial gross separation
Gas phase then will continue to move upwards because density is lighter than air, when it passes through outlet damper 16, major diameter entrained by the gas phase
Drop condenses again on outlet damper 16, finally, the gas phase after secondary separation enters the exhaust outlet 13 of vertical separator 1,
And gas phase reception device is eventually arrived at, to complete the collection of gas phase in oil gas.Meanwhile 12 He of leakage fluid dram of vertical separator 1
The liquid phase and dirt that sewage draining exit 14 can will accumulate in vertical separator 1 are emitted into liquid-phase collection device and dirt-collecting respectively
Device, to complete the collection of liquid phase in oil gas.Therefore, it can be appreciated that oil gas slug flow control provided in an embodiment of the present invention
Device and hydrocarbon transfer system are caught by the upstream oil gas progress pre-separation to gas reception device with playing buffering and slug
The effect of collection, to achieve the effect that reduce natural gas, the alternate slug flow of crude oil to the impact of gas phase collection device.
Optionally, silk screen trap 17 is additionally provided in vertical separator 1；Silk screen trap 17 is by screen knitting and is in layer
Shape, for the liquid phase in separation oil and gas；Silk screen trap 17 is located at 15 top of inlet baffle, and is located at 16 lower section of outlet damper.
Silk screen trap 17 can be such that non-condensing liquid phase further condenses, i.e., carry out secondary separation to the liquid and gas in oil gas,
Increase the separating effect of oil gas slug flow control device.
Optionally, oil gas slug flow control device further include: for monitoring the pressure gauge 18 of air pressure in vertical separator 1；
Vertical separator 1 is equipped with emergency vent 19, and emergency vent 19 is for connecting dirt reception device；The height of emergency vent 19
Degree is greater than the height of inlet baffle 15 and is less than the height of silk screen trap 17.It is designed by this kind, operator can be at any time
The variation of observation pressure gauge 18 gas phase in tank can be discharged by emergency vent 19 after pressure gauge 18 goes beyond the limit of value,
The excessive breakage for causing vertical separator 1 of pressure inside the tank is prevented, working security is also improved.
Optionally, 1 outer wall of vertical separator is equipped with pre-separation conduit 2；Pre-separation conduit 2 include pre-separation duct entry and
Pre-separation conduit outlet, and pre-separation duct entry is lower than pre-separation conduit outlet；Pre-separation duct entry is for connecting oil gas
Discharger；Pre-separation conduit outlet is connect with access port 11.This kind design in, pre-separation conduit 2 in advance to Oil-gas Separation before
Pretreatment, condense the liquid phase in oil gas tentatively.
It is noted that in the present embodiment, as depicted in figs. 1 and 2, pre-separation conduit 2 is L-shaped, but the present embodiment
Comparison is not construed as limiting.This kind of structure can increase the path length of oil gas process, it is made to be easier to condense.
Fig. 3 is the structural schematic diagram of the hydrocarbon transfer system in the embodiment of the present invention two, as shown in figure 3, the present invention is implemented
The kind hydrocarbon transfer system of example, comprising: oil gas discharger 5, gas phase reception device 6, liquid phase reception device 7, dirt receive dress
Set 8 and oil gas slug flow control device.
The oil gas slug flow control device includes: hollow vertical separator 1, which can store liquid, and
And the vertical separator 1 is vertical vertical separator 1, but the vertical separator 1 is not limited to be placed on ground, can also be with
Supplementary structure is installed by fixed frame, bracket etc. to place it.
Vertical separator 1 is equipped with access port 11, leakage fluid dram 12, exhaust outlet 13 and sewage draining exit 14.Wherein, access port 11 is used for
The oil gas discharger in hydrocarbon transfer system is connected, the liquid phase that leakage fluid dram 12 is used to connect in hydrocarbon transfer system receives dress
It sets, exhaust outlet 13 is used to connect the gas phase reception device in hydrocarbon transfer system, and sewage draining exit 14 is for connecting hydrocarbon transfer system
In dirt reception device, access port 11 and leakage fluid dram 12 are arranged at the side wall of vertical separator 1, and the height of access port 11
Greater than the height of leakage fluid dram 12, exhaust outlet 13 is located at the top of vertical separator 1, and the height of exhaust outlet 13 is greater than access port 11
Height, sewage draining exit 14 is located at the bottom of vertical separator 1, and the height of sewage draining exit 14 is less than the height of leakage fluid dram 12, vertical
Inlet baffle 15 and outlet damper 16 are equipped in separator 1, inlet baffle 15 is located at 11 downstream side of access port, for preventing access
The oil gas of 11 discharge of mouth enter vertical separator 1 from top and side, and outlet damper 16 is located at 13 upstream side of exhaust outlet, for hindering
Only oil gas enters exhaust outlet 13 from the underface of exhaust outlet 13.
Specifically, access port 11, leakage fluid dram 12, exhaust outlet 13 are used to be connected to vertical separator 1 with sewage draining exit 14
Hollow cavity and external device, fastening means can be fluid pipeline.Under the application environment to oil gas slug flow control device,
Access port 11 is connect with the oil gas discharger in hydrocarbon transfer system, and the liquid phase in leakage fluid dram 12 and hydrocarbon transfer system receives
Device connection, exhaust outlet 13 are connect with the gas phase reception device in hydrocarbon transfer system, in sewage draining exit 14 and hydrocarbon transfer system
Dirt reception device connection.
Access port 11 and leakage fluid dram 12 are arranged at the side wall of vertical separator 1, and access port 11 and leakage fluid dram 12 pass through
The side wall is worn, so that access port 11 is connected to equipment inside and out vertical separator 1 with leakage fluid dram 12, the height of access port 11 is big
In the height of leakage fluid dram 12, but the horizontal plane position of access port 11 and leakage fluid dram 12 can be different, i.e. access port 11 and leakage fluid dram
12 projected position in 1 bottom of vertical separator can be different.Meanwhile exhaust outlet 13 is located at the top of vertical separator 1, i.e.,
The top of vertical separator 1, and the height of exhaust outlet 13 is greater than the height of access port 11, sewage draining exit 14 is located at vertical separator 1
Least significant end, i.e. the bottom of vertical separator 1, and the height of sewage draining exit 14 is less than the height of leakage fluid dram 12, it should be appreciated that
The projected position of access port 11, leakage fluid dram 12, exhaust outlet 13 and sewage draining exit 14 in 1 bottom of vertical separator can be different.It is vertical
Inlet baffle 15 and outlet damper 16 are equipped in separator 1.Inlet baffle 15 and outlet damper 16 can be made of anti-corrosion materials
Plate structure.Shown in connector Fig. 1 and Fig. 2, inlet baffle 15 is located at 11 downstream side of access port, for preventing access port 11 from being discharged
Oil gas enters vertical separator 1 from top and side, and outlet damper 16 is located at 13 upstream side of exhaust outlet, for preventing oil gas from row
The underface of port 13 enters exhaust outlet 13.
Optionally, silk screen trap 17 is additionally provided in vertical separator 1；Silk screen trap 17 is by screen knitting and is in layer
Shape, for the liquid phase in separation oil and gas；Silk screen trap 17 is located at 15 top of inlet baffle, and is located at 16 lower section of outlet damper.
Silk screen trap 17 can be such that non-condensing liquid phase further condenses, i.e., carry out secondary separation to the liquid and gas in oil gas,
Increase the separating effect of oil gas slug flow control device.
Optionally, oil gas slug flow control device further include: for monitoring the pressure gauge 18 of air pressure in vertical separator 1；
Vertical separator 1 is equipped with emergency vent 19, and emergency vent 19 is for connecting dirt reception device；The height of emergency vent 19
Degree is greater than the height of inlet baffle 15 and is less than the height of silk screen trap 17.It is designed by this kind, operator can be at any time
The variation of observation pressure gauge 18 gas phase in tank can be discharged by emergency vent 19 after pressure gauge 18 goes beyond the limit of value,
The excessive breakage for causing vertical separator 1 of pressure inside the tank is prevented, working security is also improved.
Optionally, 1 outer wall of vertical separator is equipped with pre-separation conduit 2；Pre-separation conduit 2 include pre-separation duct entry and
Pre-separation conduit outlet, and pre-separation duct entry is lower than pre-separation conduit outlet；Pre-separation duct entry is for connecting oil gas
Discharger；Pre-separation conduit outlet is connect with access port 11.This kind design in, pre-separation conduit 2 in advance to Oil-gas Separation before
Pretreatment, condense the liquid phase in oil gas tentatively.
It is not difficult to obtain according to above content, oil gas slug flow control device provided in an embodiment of the present invention utilizes vertical separation
The access port 11 of device 1 connects the oil gas discharger in hydrocarbon transfer system, so that oil gas is first passed through in vertical separator 1,
Access port 11 is prevented to be discharged by being arranged in vertical separator 1 and being located at the inlet baffle 15 in 11 downstream side of access port again
Oil gas enter vertical separator 1 from top and side, when the oil gas being discharged from access port 11 strikes inlet baffle 15, oil
Gas phase and liquid phase meeting initial gross separation in gas hang the major diameter drop invested on inlet baffle 15 and lean on gravity after Oil-gas Separation
Effect, is deposited to the bottom of vertical separator 1 and gathers together, increase the liquid level in vertical separator 1, through initial gross separation
Gas phase then will continue to move upwards because density is lighter than air, when it passes through outlet damper 16, major diameter entrained by the gas phase
Drop condenses again on outlet damper 16, finally, the gas phase after secondary separation enters the exhaust outlet 13 of vertical separator 1,
And gas phase reception device is eventually arrived at, to complete the collection of gas phase in oil gas.Meanwhile 12 He of leakage fluid dram of vertical separator 1
The liquid phase and dirt that sewage draining exit 14 can will accumulate in vertical separator 1 are emitted into liquid-phase collection device and dirt-collecting respectively
Device, to complete the collection of liquid phase in oil gas.Therefore, it can be appreciated that oil gas slug flow control provided in an embodiment of the present invention
Device and hydrocarbon transfer system are caught by the upstream oil gas progress pre-separation to gas reception device with playing buffering and slug
The effect of collection, to achieve the effect that reduce natural gas, the alternate slug flow of crude oil to the impact of gas phase collection device.
It is noted that in the present embodiment, as shown in figure 3, pre-separation conduit 2 is L-shaped, but the present embodiment comparison is not
It limits.This kind of structure can increase the path length of oil gas process, it is made to be easier to condense.
Hydrocarbon transfer system further include: liquid phase booster pump 31, liquid phase shut-off valve 32 and fluid level transmitter 33；Liquid phase booster pump
31 between oil gas slug flow control device and liquid phase reception device, for pumping the liquid phase in vertical separator 1 to liquid
Connect receiving apparatus；Liquid phase shut-off valve 32 is located at liquid phase and increases between oil gas slug flow control device and liquid phase reception device
The upstream of press pump 31；Fluid level transmitter 33 is used to monitor the liquid phase liquid level in vertical separator 1.
Fig. 4 is the connection structure diagram of the fluid level transmitter in the embodiment of the present invention two, as shown in figure 4, in the present embodiment,
Hydrocarbon transfer system further include: liquid phase turns off controller 34；Liquid phase turns off controller 34 and closes respectively with fluid level transmitter 33, liquid phase
Disconnected valve 32 and liquid phase booster pump 31 connect；Monitor that the liquid phase liquid level in vertical separator 1 is higher than or waits in fluid level transmitter 33
When first threshold, liquid phase turns off controller 34 and opens liquid phase shut-off valve 32 and open liquid phase booster pump 31；In fluid level transmitter
33 when monitoring liquid phase liquid level in vertical separator 1 lower than first threshold, and liquid phase turns off controller 34 and closes liquid phase shut-off valve
32 and close liquid phase booster pump 31.
Fig. 5 is the connection structure diagram of the hydraulic inductor in the embodiment of the present invention two, as shown in figure 5, in the present embodiment,
Hydrocarbon transfer system further include: the hydraulic inductor 35 being connect with liquid phase shutdown controller 34；Hydraulic inductor 35 is for monitoring
Pressure between liquid phase booster pump 31 and liquid phase reception device；Monitor that liquid phase booster pump 31 connects with liquid phase in hydraulic inductor 35
When pressure between receiving apparatus is greater than or equal to preset threshold, liquid phase turns off controller 34 and closes liquid phase booster pump 31.
Fig. 6 is the connection structure diagram of the gas phase shutdown controller in the embodiment of the present invention two, as shown in fig. 6, in this implementation
Example in, hydrocarbon transfer system further include: the gentle phase of gas phase shut-off valve 41 turn off controller 42, gas phase turn off controller 42 respectively with
The connection of the gentle phase shut-off valve 41 of fluid level transmitter 33；Gas phase shut-off valve 41 is located at oil gas slug flow control device and gas phase is received and filled
Between setting；When fluid level transmitter 33 monitors that the liquid phase liquid level in vertical separator 1 is greater than or equal to second threshold, gas is related
Disconnected controller 42 closes gas phase shut-off valve 41.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that fisrt feature and second feature directly contact or fisrt feature and second feature pass through intermediary mediate contact.
Moreover, fisrt feature can be fisrt feature in second feature above the second feature " above ", " above " and " above "
Directly above or obliquely above, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in second feature " it
Under ", " lower section " and " following " can be fisrt feature and be directly under or diagonally below the second feature, or be merely representative of fisrt feature water
Flat height is lower than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc., it is intended that specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or example of anticipating.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of oil gas slug flow control device is applied to hydrocarbon transfer system characterized by comprising hollow vertical point
From device；
The vertical separator is equipped with access port, leakage fluid dram, exhaust outlet and sewage draining exit；Wherein, the access port is for connecting institute
State the oil gas discharger in hydrocarbon transfer system；The liquid phase that the leakage fluid dram is used to connect in the hydrocarbon transfer system receives
Device；The exhaust outlet is used to connect the gas phase reception device in the hydrocarbon transfer system；The sewage draining exit is for connecting institute
State the dirt reception device in hydrocarbon transfer system；
The access port and the leakage fluid dram are arranged at the side wall of the vertical separator, and the height of the access port is greater than
The height of the leakage fluid dram；
The exhaust outlet is located at the top of the vertical separator, and the height of the exhaust outlet is greater than the height of the access port
Degree；
The sewage draining exit is located at the bottom of the vertical separator, and the height of the sewage draining exit is less than the height of the leakage fluid dram
Degree；
Inlet baffle and outlet damper are equipped in the vertical separator；
The inlet baffle is located at the access port downstream side, for preventing the oil gas of the access port discharge from top and side
Into the vertical separator；
The outlet damper is located at the exhaust outlet upstream side, for preventing oil gas from entering the exhaust from the underface of exhaust outlet
Mouthful.
2. oil gas slug flow control device according to claim 1, which is characterized in that be additionally provided in the vertical separator
Silk screen trap；
The silk screen trap is by screen knitting and is in stratiform, for the liquid phase in separation oil and gas；
The silk screen trap is located above the inlet baffle, and is located at below the outlet damper.
3. oil gas slug flow control device according to claim 2, which is characterized in that further include: it is described vertical for monitoring
The pressure gauge of air pressure in formula separator；
The vertical separator is equipped with emergency vent, and the emergency vent is for connecting the dirt reception device；
The height of the emergency vent is greater than the height of the inlet baffle and is less than the height of the silk screen trap.
4. oil gas slug flow control device according to claim 1, which is characterized in that the vertical separator outer wall is equipped with
Pre-separation conduit；
The pre-separation conduit includes pre-separation duct entry and pre-separation conduit outlet, and the pre-separation duct entry is lower than
The pre-separation conduit outlet；
The pre-separation duct entry is for connecting the oil gas discharger；
The pre-separation conduit outlet is connect with the access port.
5. oil gas slug flow control device according to claim 4, which is characterized in that the pre-separation conduit is L-shaped.
6. a kind of hydrocarbon transfer system characterized by comprising oil gas discharger, gas phase reception device, liquid phase receive dress
It sets, oil gas slug flow control device described in any one of dirt reception device and claim 1 to 5.
7. hydrocarbon transfer system according to claim 6, which is characterized in that further include: liquid phase booster pump, liquid phase shut-off valve
And fluid level transmitter；
For the liquid phase booster pump between the oil gas slug flow control device and the liquid phase reception device, being used for will be described
Liquid phase in vertical separator is pumped to the liquid phase reception device；
The liquid phase shut-off valve is located at described between the oil gas slug flow control device and the liquid phase reception device
The upstream of liquid phase booster pump；
The fluid level transmitter is used to monitor the liquid phase liquid level in the vertical separator.
8. hydrocarbon transfer system according to claim 7, which is characterized in that further include: liquid phase turns off controller；
The liquid phase shutdown controller connects with the fluid level transmitter, the liquid phase shut-off valve and the liquid phase booster pump respectively
It connects；
It is described when the fluid level transmitter monitors that the liquid phase liquid level in the vertical separator is greater than or equal to first threshold
Liquid phase turns off controller and opens the liquid phase shut-off valve and open the liquid phase booster pump；
When the fluid level transmitter monitors the liquid phase liquid level in the vertical separator lower than the first threshold, the liquid
Mutually shutdown controller closes the liquid phase shut-off valve and closes the liquid phase booster pump.
9. hydrocarbon transfer system according to claim 8, which is characterized in that further include: controller is turned off with the liquid phase
The hydraulic inductor of connection；
The hydraulic inductor is used to monitor the pressure between the liquid phase booster pump and the liquid phase reception device；
Monitor that the pressure between the liquid phase booster pump and the liquid phase reception device is higher than or waits in the hydraulic inductor
When preset threshold, the liquid phase shutdown controller closes the liquid phase booster pump.
10. hydrocarbon transfer system according to claim 7, which is characterized in that further include: the gentle phase shutdown of gas phase shut-off valve
Controller, the gas phase shutdown controller are connect with the fluid level transmitter and the gas phase shut-off valve respectively；
The gas phase shut-off valve is between the oil gas slug flow control device and the gas phase reception device；
It is described when the fluid level transmitter monitors that the liquid phase liquid level in the vertical separator is greater than or equal to second threshold
Gas phase turns off controller and closes the gas phase shut-off valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810273293.9A CN110319348A (en) | 2018-03-29 | 2018-03-29 | Oil gas slug flow control device and hydrocarbon transfer system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810273293.9A CN110319348A (en) | 2018-03-29 | 2018-03-29 | Oil gas slug flow control device and hydrocarbon transfer system |
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| CN201810273293.9A Pending CN110319348A (en) | 2018-03-29 | 2018-03-29 | Oil gas slug flow control device and hydrocarbon transfer system |
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