CN207708580U - A kind of adaptive variable-flow crude oil deaeration device - Google Patents
A kind of adaptive variable-flow crude oil deaeration device Download PDFInfo
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- CN207708580U CN207708580U CN201720969454.9U CN201720969454U CN207708580U CN 207708580 U CN207708580 U CN 207708580U CN 201720969454 U CN201720969454 U CN 201720969454U CN 207708580 U CN207708580 U CN 207708580U
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Abstract
The utility model is related to a kind of adaptive variable-flow crude oil deaeration devices.A kind of adaptive variable-flow crude oil deaeration device includes shell, mainstream separating pipe and is distributed in surrounding shunting separating pipe, and the shunting separating pipe is connected to by isocon with mainstream separating pipe；The utility model to mainstream separating pipe and shunting separating pipe by carrying out special combination, it can adaptively entrance oil flow fluctuate, when for changes in flow rate, by making spigot in mainstream separator, the special construction of back taper and isocon, the shunting separating pipe moment is under the working condition of permission, it ensure that and efficiently carried out into the crude oil deaeration in shunting separating pipe, realize the function that rapidly and efficiently deaerates, liquid level automatic regulation function, reduce upstream device pressure, it is simple in structure and easy for installation, floor space can be effectively reduced, compensate for the deficiencies in the prior art.
Description
Technical field
The utility model is related to gas-liquid separation equipment fields, more particularly to oil gas production equipment technical field, specifically relate to
And a kind of method and apparatus of adaptive variable-flow crude oil deaeration.
Background technology
The crude oil that oil mining goes out is rich in plurality of impurities such as gas, liquid, solid, before crude oil exporting, need to carry out desanding, take off
The links such as gas, dehydration, carrying out two-phase or the physical technique of three phase separation at present mainly has gravitational settling, cyclonic separation, coalesced
The methods of filter, UF membrane.For gravitational settling, gas, liquid, solid phase substance can be detached, but it is long and right to detach required time
Each component content fluctuates the case where larger operating mode cannot very well adapt to, cause fluctuation of service and happens occasionally in oil extraction；
Coalescence filtration is detached by permeability, and accommodation is relatively narrow, exists simultaneously the short problem of service life, same UF membrane
There are easy to pollute, service lifes not long, easy the problems such as blocking；Cyclone separation process is suitable for the quick removal containing a large amount of (oil) water
Process, but for some specific cyclone, it is necessary to it is operated in playing a role of could stablizing under certain inlet flow rate,
With certain limitation.
Patent：CN201610704875.9 discloses a kind of gravity sedimentation type gas-liquid separating method, the patent combination gravity
The method of separation and UF membrane carries out Oil-gas Separation, the disadvantage is that equipment size is larger, processing time is longer；Patent：
200880102068.3 disclose a kind of membrane separating method and membrane separation device, when carrying out membrane separation to treated water,
Absorption of the fouling membrane substance contained in treated water in film surface can be reduced, the disadvantage is that film easily blocks, service life is short.
Moreover therefore need the method and apparatus pair for using at low cost, easy to operate, adaptation to exchange work efficient crude oil deaeration
Current technology optimizes.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of adaptive variable-flow crude oil and efficiently takes off
The method and apparatus of gas, specific technical solution are as follows：
A kind of adaptive variable-flow crude oil deaeration device, including tank body, main flow pipe and it is distributed in surrounding multiple pressures
Force gradient deaeration pipe, which is characterized in that each barometric gradient deaeration pipe is both provided with multiple tangential entries；
The tank body is cylindrical shape or square tube shape, its bottom is provided with solid-phase outlet, in its bottom bottom sidewall setting
There is liquid-phase outlet, gaseous phase outlet is provided at the top of it, lower part is provided with liquid to be treated entrance wherein, axially position
It is provided with liquid level gauge；
The main flow pipe is arranged in tank body centre position, is provided in its inlet and makes spigot, is set close to end at it
It is equipped with mainstream back taper, its barrel surrounding is provided with the tangential outlet of at least one row；
The barometric gradient deaeration pipe is arranged in main flow pipe surrounding, and a row tangential entry is axially provided on wall surface,
Its bottom is provided with back taper and liquid-solid phase outlet, and gaseous phase outlet is provided at the top of it, and erosion control gear cup is provided with outside gaseous phase outlet.
The adaptive variable-flow crude oil efficient degassing method of the utility model, includes the following steps：
(1) crude oil enters main flow pipe 4 by equipment entrance 1 by connecting pipe；
(2) in main flow pipe inlet, spigot 2 is made in setting, and crude oil rotation number after making spigot is 1.3~5；
(3) crude oil that rotation number is 1.3~5 in step (2) is by being distributed in cutting for barometric gradient degassing tube axis direction
Enter barometric gradient deaeration pipe 10 to entrance, former oil dissolved gas removes step by step under barometric gradient effect, and the gas of removing is through pressure
Force gradient deaeration pipe gas vent 9 is discharged, and the liquid phase containing solid is discharged into through barometric gradient deaeration pipe liquid-phase outlet in tank body；
(4) delivery flow of gas phase and liquid phase in step (5) is controlled by fluid level controller.
The beneficial effects of the utility model are：
(1) adaptive variable-flow degasser, multistage inlet and outlet is used to can adapt to liquid caused by due to flowed fluctuation
Rotary speed is too high or too low, maintains the stabilization of degassing efficiency, the flowed fluctuation being particularly adapted to during oil extraction, reduces
Rapidly and efficiently deaerate function, automatic liquid surface control function are realized in impact to downstream equipment equipment, reduce upstream device pressure,
It is simple in structure and easy for installation, floor space can be effectively reduced, the deficiencies in the prior art are compensated for.
Description of the drawings
Fig. 1 is the apparatus structure schematic diagram of embodiment 1；
Fig. 2 is barometric gradient deaeration pipe tangential entry schematic diagram；
Fig. 3 is the combination schematic diagram of main flow pipe and barometric gradient deaeration pipe；Wherein, (a) is barometric gradient deaeration pipe
Tangential entry is the connected mode schematic diagram of combination clockwise, be barometric gradient deaeration pipe tangential entry is (b) inverse
The connected mode schematic diagram of clockwise combination；
Symbol description：
1 equipment entrance；2 make spigot；3 main flow pipe back tapers；4 main flow pipes；
5 barometric gradient deaeration pipe gaseous phase outlets；6 equipment gaseous phase outlets；7 erosion controls keep off cup；8 barometric gradient deaeration pipes tangentially into
Mouthful；9 barometric gradient deaeration pipe gaseous phase outlets；10 barometric gradient deaeration pipes；11 fluid level controllers；12 barometric gradient deaeration pipes fall
Cone；13 barometric gradient deaeration pipe liquid-phase outlets；14 equipment liquid-phase outlets；15 equipment solid-phase outlets；16 tank bodies.
Specific implementation mode
In the following, the utility model is specifically described by embodiment.It is necessarily pointed out that following embodiment
It is served only for that the utility model is described in further detail, should not be understood as the limitation to scope of protection of the utility model, the field
Some nonessential modifications and adaptations that professional technician's content according to the present utility model is made, still fall within the utility model
Protection domain.
Embodiment 1
The utility model people of the application has found afterwards after extensive and in-depth study, for most being passed through during oil extraction
Ji, most effective degassing method are centrifuged using eddy flow.Based on research, separator inlet shape and position, geometric dimension,
Deng the scope of application and separation accuracy of all influence separators, and the variation of flow can cause entrance velocity to change, and then influence to divide
From effect, it can thus be appreciated that realize separating effect to utilize eddy flow to centrifuge in the case of changes in flow rate, it just must be with stream
Amount variation increases or decreases the quantity of separator, to ensure separator work under rational operating mode, however in actual operation
It is not a simple thing by changing separator quantity.It is found based on above, the utility model is accomplished.
As shown in Figure 1, it includes mainly：1 equipment entrance；2 make spigot；3 main flow pipe back tapers；4 main flow pipes；5 barometric gradients
Deaeration pipe gaseous phase outlet；6 equipment gaseous phase outlets；7 prevent washing upside down cup；8 barometric gradient deaeration pipe tangential entries；9 barometric gradients deaerate
Pipe gaseous phase outlet；10 barometric gradient deaeration pipes；11 fluid level controllers；12 barometric gradient deaeration pipe back tapers；13 barometric gradients deaerate
Pipe liquid-phase outlet；14 equipment liquid-phase outlets；15 equipment solid-phase outlets；16 tank bodies.
Void fraction is 5~20% ranges fluctuate, flow is in 80~140m3The crude oil fluctuated within the scope of/h is by equipment entrance 1
Enter main flow pipe 4 by connecting pipe；In mainstream separating pipe inlet, spigot 2, crude oil rotation number after making spigot are made in setting
It is 1.3~5, is entered in barometric gradient deaeration pipe by barometric gradient deaeration pipe tangential entry, the gas under barometric gradient effect
It removes step by step, the gas of removing is discharged through barometric gradient deaeration pipe gaseous phase outlet 8, containing solid liquid phase through barometric gradient deaeration pipe pipe liquid
Mutually outlet discharge, gas removal rate is not less than 96% in crude oil at this time.
When for changes in flow rate, by the spy for making spigot, back taper and barometric gradient deaeration pipe tangential entry in main flow pipe
Different structure, the liquid phase rotation number in barometric gradient deaeration pipe is 2~6, is realized surely into the crude oil in barometric gradient deaeration pipe
Fixed efficient degassing.
The gas phase and liquid phase isolated enter after being discharged in separator in tank body, and last gas phase goes out through equipment gas phase
Mouth 6 is discharged, and liquid phase is discharged through equipment liquid-phase outlet 13, and solid phase is discharged through equipment solid-phase outlet 14；The discharge stream of gas phase and liquid phase
Amount is controlled by fluid level controller, and rate of discharge is steady.
After this equipment, gas removal rate is more than 99% in crude oil, solids removal rate 99.9%.
As shown in Fig. 2, being barometric gradient deaeration pipe schematic diagram, wherein N1, N2, N3, N4 are single pressure ladder in embodiment 1
Spend deaeration pipe tangential entry schematic diagram.
As shown in Figure 3, wherein (a) is to shunt the connected mode schematic diagram that distributor is combination clockwise, (b)
It is to shunt the connected mode schematic diagram that distributor is counterclockwise combination.
Claims (4)
1. a kind of adaptive variable-flow crude oil deaeration device, including tank body, main flow pipe and it is distributed in surrounding multiple pressure
Gradient deaeration pipe, which is characterized in that each barometric gradient deaeration pipe is both provided with multiple tangential entries；
The tank body is cylindrical shape or square tube shape, its bottom is provided with solid-phase outlet, bottom sidewall is provided with liquid in its bottom
It mutually exports, gaseous phase outlet is provided at the top of it, lower part is provided with liquid to be treated entrance wherein, and axially position is arranged
There is liquid level gauge；
The main flow pipe is arranged in tank body centre position, is provided in its inlet and makes spigot, is provided with close to end at it
Mainstream back taper is provided with the tangential outlet of at least one row in its barrel surrounding；
The barometric gradient deaeration pipe is arranged in main flow pipe surrounding, a row tangential entry is axially provided on wall surface, at its bottom
Portion is provided with back taper and liquid-solid phase outlet, and gaseous phase outlet is provided at the top of it, and erosion control gear cup is provided with outside gaseous phase outlet.
2. a kind of adaptive variable-flow crude oil deaeration device as described in claim 1, which is characterized in that described to make during spigot is
Between cylinder and its surrounding guide vane composition or guide vane is placed on mainstream back taper, the guide vane helical angle has
15 °~20 °, 20 °~40 °, 40 °~60 ° three kinds of specifications, rotation direction are left or right rotation.
3. a kind of adaptive variable-flow crude oil deaeration device as described in claim 1, which is characterized in that the back taper cone angle is
45 °~60 °.
4. a kind of adaptive variable-flow crude oil deaeration device as described in claim 1, which is characterized in that each column tangentially goes out
Multistage is arranged in mouth from mainstream bottom of the tube to top, and multistage is arranged to top from barometric gradient degassing bottom of the tube in the tangential inlet,
Described every grade tangential outlet and tangential inlet are sequentially communicated by connecting tube, tangential export direction and make spigot guide vane rotation direction one
It causes, tangential inlet direction is clockwise or counterclockwise.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720969454.9U CN207708580U (en) | 2017-08-04 | 2017-08-04 | A kind of adaptive variable-flow crude oil deaeration device |
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| CN201720969454.9U CN207708580U (en) | 2017-08-04 | 2017-08-04 | A kind of adaptive variable-flow crude oil deaeration device |
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| CN207708580U true CN207708580U (en) | 2018-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019024916A1 (en) * | 2017-08-04 | 2019-02-07 | 上海米素环保科技有限公司 | Self-adaptive variable-flow crude oil degassing method and device |
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- 2017-08-04 CN CN201720969454.9U patent/CN207708580U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019024916A1 (en) * | 2017-08-04 | 2019-02-07 | 上海米素环保科技有限公司 | Self-adaptive variable-flow crude oil degassing method and device |
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