CN206694015U - Oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator - Google Patents
Oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator Download PDFInfo
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- CN206694015U CN206694015U CN201720471480.9U CN201720471480U CN206694015U CN 206694015 U CN206694015 U CN 206694015U CN 201720471480 U CN201720471480 U CN 201720471480U CN 206694015 U CN206694015 U CN 206694015U
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Abstract
The utility model is a kind of oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator, including shell separator, purified gas discharge pipe is provided with the top of shell separator, the bottom of shell separator is provided with separator discharging tube, shell separator, which is internally provided with, spirally plays rotating plate structure, separator gas-liquid inlet tube is equipped with the side wall of shell separator, spirally rise below rotating plate structure and be fixedly installed bipyramid drainage structure, rotating plate structure is spirally played by the inside of shell separator, and the space above bipyramid drainage structure is divided into separator bottom separated space and separator top separated space, the separator riser that can connect separator bottom separated space and separator top separated space is equipped with the spiral center for playing rotating plate structure.The gas-liquid separator can realize the two-stage separation process of single separator interior, and the buffering under different gas-liquid working conditions is realized in the confined space and is efficiently separated, and reduces the volume of separator.
Description
Technical field
It the utility model is related to oil and gas well testing apparatus field in petroleum works, more particularly to a kind of oil and gas well testing open flow
With bipyramid discharge opeing type gas-liquid separator.
Background technology
Used in the exploitation of shale gas gas testing gas production safety vent combustion system, it is necessary to develop efficient shale gas gas testing open flow
Gas-liquid separator.Gas testing process have open flow tolerance and with liquid measure change greatly, pressure greatly the characteristics of, open flow gas carrying liquid is to follow-up
Gas testing flow measurement and open flow gas safe combustion can all cause to have a strong impact on.The gas-liquid gravity separator master that scene typically uses
If realizing the separation of two-phase using density (proportion) difference of gas-liquid two-phase, i.e., when gravity suffered by liquid is more than the buoyancy of gas,
Drop will be settled and will be separated from gas phase.Although gravity separator is simple in construction, volume is larger, residence time length,
Separating effect is poor, it is necessary to which personal monitoring's level condition control condensate drain, safety and reliability are poor.At present to high efficient gas and liquid point
More from research have the characteristics of separative efficiency is high for Cyclone Separation Technology, the technology, but has to gas flow more strict
Requirement.In shale gas gas testing open flow, the pressure in pit shaft gradually discharges, and the pressure in gas-liquid separator is with gas production
Increase and synchronously increase, for open flow tolerance when within 500,000 sides, the pressure in separator is in the range of 1.5~3.5MPa.Together
When, due to shale gas reservoir characteristics, open flow liquid content at initial stage is larger, and tolerance is smaller；It is caused when down-hole liquid and pressure reduction
After condensed liquid release, down-hole pressure progressively discharges, and tolerance gradually increases, and liquid content also tends to stabilization.On the whole, shale gas is put
The difficult point of spray gas-liquid separation is the big liquid measure separation of starting stage and separator persistently efficiently separates ability during variable working condition, simultaneously
Also to take into account influence of the gas-liquid output fluctuation to separative efficiency in normal operation.
Gas-liquid ratio changing rule is complex during shale gas open flow, and during the longer stop of needs of conventional three-phase separator
Between, separator volume is larger, not readily transportable, and efficiency separator is not high.
Thus, the present inventor relies on experience and the practice for being engaged in relevant industries for many years, proposes a kind of oil and gas well testing open flow
With bipyramid discharge opeing type gas-liquid separator, the defects of to overcome prior art.
Utility model content
The purpose of this utility model is to provide a kind of oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator, can be with
Overcome problems of the prior art, realize the two-stage separation process of single separator interior, realized not in the confined space
With the buffering under gas-liquid working condition and efficiently separate, and reduce the volume of separator.
The purpose of this utility model is achieved in that a kind of oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separation
Device, including shell separator, purified gas discharge pipe, the bottom of the shell separator are provided with the top of the shell separator
Separator discharging tube is provided with, the shell separator is internally provided with the spirally rotating plate structure that can play rotation downwards, described
Separator gas-liquid inlet tube is equipped with the side wall of shell separator and positioned at the spiral porch for playing rotating plate structure,
Up/down perforation and the downward tapered sleeving type of diameter bipyramid row is fixedly installed below the spiral rotating plate structure
Liquid structure, the rotating plate structure that spirally rises is by the inside of the shell separator and above the bipyramid drainage structure
Space be divided into separator bottom separated space and separator top separated space, the spiral center for playing rotating plate structure
Place is equipped with the separator riser that can connect separator bottom separated space and separator top separated space.
In a better embodiment of the present utility model, the bipyramid drainage structure include up/down perforation and diameter to
Under tapered cone segments of separator first, the top of the cone segments of separator first is circumferentially fixedly connected on the separator
On the inwall of housing, the bottom of the cone segments of separator first is equipped with up/down perforation and the downward tapered separator of diameter
Second cone segments, the exit of the cone segments of separator second are provided with and communicated with cone segments discharging tube.
In a better embodiment of the present utility model, top and the separator of the cone segments of separator first
It is equipped with the first apocenosis passage between the inwall of housing, the outer wall top of the cone segments of separator second and the separator the
The second apocenosis passage is equipped between the inner wall lower of one cone segments.
In a better embodiment of the present utility model, the cone segments discharging tube is the expansion of the downward flaring of opening size
Section is opened, the scope of the angle of flare of the expansion segment is 0 °~40 °.
In a better embodiment of the present utility model, the top port diameter dimension of the cone segments of separator first
For 0.8~0.95 times of the internal diameter size of the shell separator, the top port diameter chi of the cone segments of separator second
0.2~0.5 times of the very little internal diameter size for the shell separator；The model of first semi-cone angle of the cone segments of separator first
Enclose for 10 °~45 °, the scope of the second semi-cone angle of the cone segments of separator second is 10 °~45 °, second semi-cone angle
Less than or equal to first semi-cone angle.
In a better embodiment of the present utility model, the height dimension of first apocenosis passage is the separator
0.3~0.5 times of the top port diameter dimension of first cone segments, the height dimension of second apocenosis passage is the separation
0.5~0.9 times of the top port diameter dimension of the cone segments of device second.
In a better embodiment of the present utility model, the rotating plate structure that spirally rises includes separator liter gas
What is set between pipe and the side wall of the shell separator spirally plays rotating plate, and described spirally rise at the top of rotating plate has been provided with
Rotating plate structure roof, multiple outages are provided with described rotating plate structure roof, are worn at the top of the separator riser
Pass through described rotating plate structure roof.
In a better embodiment of the present utility model, the bottom of the separator riser and the separator first
The composition separator bottom separated space between the top of cone segments, the top of the shell separator and described rotating plate
Separator top separated space is formed between structure roof, the separator riser can connect the separator lower part
From space and separator top separated space；Interior, the described cone segments of separator second of the cone segments of separator first
Top forms drop eddy flow trapping area, and it is empty that droplet settling is formed between the cone segments discharging tube and the separator discharging tube
Between, the cone segments of separator second can connect the drop eddy flow trapping area and the droplet settling space.
In a better embodiment of the present utility model, the purified gas discharge pipe inserts the depth of the shell separator
Spend the height dimension that size is separator top separated space 0.5~1.5 times.
In a better embodiment of the present utility model, the internal diameter size of the separator riser is the separator
0.4~0.8 times of the internal diameter size of housing.
In a better embodiment of the present utility model, the purified gas discharge pipe includes wearing by the separator
The exhaust straight tube of case top, the sealed bottom of the exhaust straight tube connect the downward tapered exhaust Taper Pipe in footpath always.
In a better embodiment of the present utility model, the internal diameter size of the exhaust straight tube is the shell separator
0.05~0.25 times of internal diameter size, the scope of the 3rd semi-cone angle of the exhaust Taper Pipe is 0 °~30 °.
From the above mentioned, oil and gas well testing open flow provided by the utility model bipyramid discharge opeing type gas-liquid separator has as follows
Beneficial effect：
(1) oil and gas well testing open flow of the present utility model bipyramid discharge opeing type gas-liquid separator, combined using centrifuging
Inertial separation mechanism, the spiral rotating plate structure that rises can make the open flow gas of entrained drip form the rotary motion of downward spiral,
And the inside of shell separator is separated to form two-stage separator space, realized in the confined space under different gas-liquid working conditions
Buffering and efficiently separate, and reduce the volume of separator, realize the two-stage separation process of single separator interior；
(2) oil and gas well testing open flow of the present utility model bipyramid discharge opeing type gas-liquid separator, the bottom of shell separator
Bipyramid drainage structure can form the effective discharge opeing of two-stage contour stealth, strengthen drop rapid subsidence under centrifugation and be displaced into point
From the droplet settling space of device lower housing portion；Bipyramid drainage structure is by the cone segments of separator first and separator the second cone segments structure
Into, and the diameter of the cone segments of separator first and the cone segments of separator second in downwards it is tapered, the cone segments of separator second
Exit diameter dimension is smaller, can effectively suppress central row liquid zone and produce gas core, effectively prevent that separated drop is interior
Eddy flow carries back-mixing secretly, greatly improves the separative efficiency of gas-liquid separator；
(3) oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator of the present utility model can realize single separator
The two-stage separation of interior gas-liquid two-phase, gas-liquid fluctuates the influence to separative efficiency when effectively suppressing test open flow, shortens gas-liquid two
Mutually the residence time in shell separator, it can effectively substitute traditional gas-liquid separator and reduce floor space and ground surface works
Complexity, realize open flow equipment skid miniaturization.
Brief description of the drawings
The following drawings is only intended to, in doing the utility model schematic illustration and explanation, not limit model of the present utility model
Enclose.Wherein：
Fig. 1：For the structural representation of oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator of the present utility model.
Fig. 2：For the spiral schematic diagram for playing rotating plate structure and airflow direction of the present utility model.
Fig. 3：For the spiral top view for playing rotating plate structure of the present utility model.
Fig. 4：For bipyramid drainage structure of the present utility model and the schematic diagram in liquid drop movement direction.
In figure：
100th, oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator；
101st, separator bottom separated space；
102nd, separator top separated space；
103rd, drop eddy flow trapping area；
104th, droplet settling space；
1st, shell separator；
11st, purified gas discharge pipe；111st, it is vented straight tube；112nd, it is vented Taper Pipe；
12nd, separator discharging tube；
13rd, separator gas-liquid inlet tube；
14th, separator riser；
2nd, rotating plate structure is spirally played；
21st, rotating plate is spirally played；
22nd, rotating plate structure roof is played；221st, outage；
3rd, bipyramid drainage structure；
301st, the first apocenosis passage；
302nd, the second apocenosis passage；
31st, the cone segments of separator first；
32nd, the cone segments of separator second；
33rd, cone segments discharging tube.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, now control illustrates
Specific embodiment of the present utility model.
As shown in Figures 1 to 4, the utility model provides a kind of oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator
100, including shell separator 1, the top of shell separator 1 be provided with the purified gas discharge pipe 11 of up/down perforation, separator shell
The bottom of body 1 is provided with separator discharging tube 12, and shell separator 1 is internally provided with the spirally rotating plate knot that can play rotation downwards
Structure 2, separator gas-liquid inlet tube is equipped with the side wall of shell separator 1 and positioned at the spiral porch for playing rotating plate structure 2
13, the spiral lower section for playing rotating plate structure 2 is provided with up/down perforation and the downward tapered sleeving type of diameter bipyramid discharge opeing knot
Structure 3, the top of bipyramid drainage structure 3 are circumferentially fixedly connected on the inwall of shell separator 1, spirally play rotating plate structure 2
It is divided into separator bottom separated space by the inside of shell separator 1 and positioned at the space of the top of bipyramid drainage structure 3
101 and separator top separated space 102, separator lower part can be connected by being equipped with the spiral center for playing rotating plate structure 2
From space 101 and the separator riser 14 of separator top separated space 102, in the present embodiment, separator riser
14 internal diameter size D3 is 0.4~0.8 times of the internal diameter size D of shell separator 1.Oil and gas well testing open flow bipyramid discharge opeing type
The inside of shell separator is separated to form two-stage separator sky by the rotating plate structure 2 that spirally rises set in gas-liquid separator 100
Between, the open flow gas of entrained drip forms the rotary motion of downward spiral by spirally playing rotating plate structure 2, and is spirally rising
(center inward eddy is rigid vortex upstream to the double-deck strong Swirling Flow formed below of rotating plate structure 2, and contour stealth is under semi-free vortex
Row stream, Swirling Flow caused by cyclonic separation, prior art), most drops are descending by double under the influence of centrifugal force
Bore drainage structure 3 to reach at separator discharging tube 12, realize the cushioning effect of initial gross separation and flowed fluctuation, a small amount of drop is with putting
Jet body reaches through separator riser 14 and spirally plays rotating plate structure back up after the acceleration of the internal rotation of bipyramid drainage structure 3
2 top, to be realized by eddy flow and effect of inertia and separated again, bipyramid drainage structure 3 can form the effective discharge opeing of two-stage contour stealth,
Effectively prevent separated drop from carrying back-mixing, oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator 100 secretly by inward eddy
The two-stage separation of gas-liquid two-phase in single separator can be realized, effectively shortens stop of the gas-liquid two-phase in shell separator 1
Time, it can effectively substitute traditional gas-liquid separator and reduce floor space and the complexity of ground surface works, realize open flow equipment
Skid miniaturization.
Further, as Figure 1 and Figure 4, bipyramid drainage structure 3 includes up/down perforation and the downward tapered separator of diameter
First cone segments 31, the top of the first cone segments of separator 31 are circumferentially fixedly connected on the inwall of shell separator 1 (separation
The top outer of the first cone segments of device 31 is fixedly installed first connecting portion, and the outside of first connecting portion is circumferentially fixedly connected on
On the inwall of shell separator 1, ensure that bipyramid drainage structure 3 is stably connected on the inwall of shell separator 1), separator
The bottom of first cone segments 31 is equipped with up/down perforation and diameter tapered the second cone segments of separator 32 (separator the downwards
The outer wall top of two cone segments 32 is fixedly installed second connecting portion, and the outside of second connecting portion is circumferentially fixedly connected on separation
On the inwall of the first cone segments of device 31, ensure that the second cone segments of separator 32 are stably connected to the first cone segments of separator 31
On inwall), the Inner Constitution central row liquid zone of the second cone segments of separator 32, central row liquid zone is corresponding with center inward eddy,
In present embodiment, the top port diameter dimension D1 of the first cone segments of separator 31 is the internal diameter size D's of shell separator 1
0.8~0.95 times, the top port diameter dimension D2 of the second cone segments of separator 32 is the internal diameter size D's of shell separator 1
0.2~0.5 times；First semi-cone angle α 1 of the first cone segments of separator 31 scope is 10 °~45 °, the cone segments of separator second
32 the second semi-cone angle α 2 scope is 10 °~45 °, and the second semi-cone angle α 2 is less than or equal to the first semi-cone angle α 1.Separator
The exit of two cone segments 32 is provided with and communicated with cone segments discharging tube 33, and in the present embodiment, cone segments discharging tube 33 is to open
The expansion segment of the mouth downward flaring of size, the angle of flare α k of expansion segment scope is 0 °~40 °.The first cone segments of separator 31 and point
From the mutual high low setting of socket joint of the second cone segments of device 32, and the first cone segments of separator 31 and the second cone segments of separator 32 is straight
Footpath is in tapered downwards, and the exit diameter dimension of the second cone segments of separator 32 is smaller, can effectively suppress central drain
Area produces gas core, the expansion segment of the exit setting of the second cone segments of separator 32, can promote smooth discharge opeing, maximum journey at center
Swirling Flow bottom, upward Swirl entrainment back-mixing has been obstructed degree.
Further, as Figure 1 and Figure 4, between the top of the first cone segments of separator 31 and the inwall of shell separator 1
Be equipped with multiple first apocenosis passages 301 (top outer of the first cone segments of separator 31 is fixedly installed first connecting portion,
The outside of one connecting portion is circumferentially fixedly connected on the inwall of shell separator 1, circumferentially uniform intervals in first connecting portion
Ground is provided with the first through groove of multiple up/down perforations, and each first through groove forms the first apocenosis passage 301), the cone of separator second
Section 32 outer wall top and the upper inside wall of the first cone segments of separator 31 between be equipped with multiple second apocenosis passages 302 (point
Outer wall top from the second cone segments of device 32 is fixedly installed second connecting portion, and the outside of second connecting portion is circumferentially fixedly connected
In being circumferentially evenly spaced apart to be provided with multiple up/down perforations on the inwall of the first cone segments of separator 31, in second connecting portion
Second through groove, each second through groove form the second apocenosis passage 302), the first apocenosis passage 301 and the second apocenosis passage 302 are exhausted
The main sinking apocenosis passage of most of drops.In the present embodiment, the height dimension H1 of the first apocenosis passage 301 is separation
0.3~0.5 times of the top port diameter dimension D1 of the first cone segments of device 31, the height dimension H2 of the second apocenosis passage 302 are
0.5~0.9 times of the top port diameter dimension D2 of the second cone segments of separator 32.
Further, as shown in Figure 1, Figure 2, Figure 3 shows, spirally playing rotating plate structure 2 includes separator riser 14 and separator
What is set between the side wall of housing 1 spirally plays rotating plate 21, and the spiral top for playing rotating plate 21 has been provided with rotating plate structure roof
22, rise and multiple outages 221 are provided with rotating plate structure roof 22, the top of separator riser 14 is worn by playing rotating plate knot
Structure top plate 22.In a specific embodiment of the present utility model, rise and be along the circumferential direction evenly arranged with 6 in rotating plate structure roof 22
~12 outages 221, the diameter dimension of outage 221 is 5~15mm.A small amount of drop is with open flow gas in bipyramid drainage structure
3 internal rotations reach the spiral top for playing rotating plate structure 2 through separator riser 14 back up after accelerating, by eddy flow and inertia
Effect realizes and separated again that the outage 221 that the drop isolated has been passed through in rotating plate structure roof 22 settles downwards, realizes suitable
Sharp discharge opeing.
Further, as shown in figure 1, between the bottom of separator riser 14 and the top of the first cone segments of separator 31
Separator bottom separated space 101 is formed, is formed between the top of shell separator 1 and a rotating plate structure roof 22 on separator
Portion's separated space 102, separator riser 14 can connect separator bottom separated space 101 and separator top separated space
102, the open flow gas of entrained drip forms the rotary motion of downward spiral by spirally playing rotating plate structure 2, and in separator
Bottom separated space 101 forms double-deck strong Swirling Flow, most drops realize under the influence of centrifugal force initial gross separation and
The cushioning effect of flowed fluctuation, with open flow gas, warp divides a small amount of drop back up after the acceleration of the internal rotation of bipyramid drainage structure 3
Separator top separated space 102 is reached from device riser 14, is realized by eddy flow and effect of inertia and separated again；Separator first
Cone segments 31 are interior, the top of the second cone segments of separator 32 forms drop eddy flow trapping area 103, and cone segments discharging tube 33 is with separating
Droplet settling space 104 is formed between device discharging tube 12, the second cone segments of separator 32 can connect liquid with the second apocenosis passage 302
Drip eddy flow trapping area 103 and droplet settling space 104.Separated in separator bottom separated space 101 most of
Drop enters droplet settling space 104 by the first apocenosis passage 301 and the second apocenosis passage 302, realizes preliminary gas-liquid point
From and flowed fluctuation cushioning effect；A small amount of drop is caught with open flow gas by the first cone segments of separator 31 and drop eddy flow
Collection area 103 enters in separator riser 14 back up after spinning up, and moves to separator with open flow gas rotating
Top separated space 102, realization separate again, and the drop for being again separate out moves downwardly to droplet settling space 104, drop
Certain liquid level is formed in droplet settling space 104, fluid-tight is formed to separator discharging tube 12, shell separator can be promoted
The separating property of overall gas-liquid separator is not influenceed while 1 bottom continuous draining.
In the present embodiment, the depth dimensions H4 that purified gas discharge pipe 11 inserts shell separator 1 is separator top
0.5~1.5 times of the height dimension H3 of separated space 102.The depth that clarifier discharge pipe 111 is inserted in shell separator 1 can
With according to being actually needed adjustment up and down, according to being actually needed the inside that is possibly inserted into riser 14.
Further, as shown in figure 1, purified gas discharge pipe 11 includes wearing the exhaust straight tube by the top of shell separator 1
111, the sealed bottom connection of exhaust straight tube 111 footpath tapered exhaust Taper Pipe 112 downwards always, in exhaust Taper Pipe 112 can reduce
Eddy flow area, the stability of Swirl is improved, be advantageous to the raising of separative efficiency.In the present embodiment, it is vented straight tube 111
Internal diameter size D4 is 0.05~0.25 times of the internal diameter size D of shell separator 1, is vented the 3rd semi-cone angle α's 3 of Taper Pipe 112
Scope is 0 °~30 °.
Using oil and gas well testing open flow of the present utility model gas-liquid separation is carried out with bipyramid discharge opeing type gas-liquid separator 100
When, the open flow gas of entrained drip is entered by separator gas-liquid inlet tube 13 spirally to be risen in rotating plate 21, and entrained drip is put
Jet body forms the rotary motion of downward spiral by spirally playing rotating plate 21, and is in the lower section of a spirally rotating plate structure 2
Double-deck strong Swirling Flow is formed in separator bottom separated space 101, and (center inward eddy is rigid vortex upstream, and contour stealth is defined
Free vortex downstream), drop moves to the internal face of shell separator 1 and flows to separator with descending under the influence of centrifugal force
First cone segments 31 are moved, and most of drop is sunk by the first apocenosis passage 301 and the second apocenosis passage 302 into drop
Space 104 drops, and a small amount of drop sinks to entering droplet settling empty by the central row liquid zone inside the second cone segments of separator 32
Between 104, realize the cushioning effect of preliminary gas-liquid separation and flowed fluctuation；Also a small amount of drop is with open flow gas by separating
The first cone segments of device 31 and drop eddy flow trapping area 103 are reversely upwardly into separator riser 14 after spinning up with upstream
It is interior, and moved with open flow gas rotating, because the internal diameter size D3 of separator riser 14 is smaller, the open flow gas containing a small amount of drop
The radius of turn of body, which reduces, to be spun up, and a small amount of drop is transported to the inwall of separator riser 14 under the influence of centrifugal force
It is dynamic, and continue holding rotating diffusion type motion at the top exit of separator riser 14, due to purified gas discharge pipe 11
Internal diameter size is less than the internal diameter size D3 of separator riser 14, and the open flow gas containing a small amount of drop separates empty on separator top
Between carry out deep cambers in 102 and turn could enter purified gas discharge pipe 11, and then realization rotates and gas-liquid two-phase inertial separation mistake
Journey, the purified drain separator housing 1 of gas discharge pipe 11 of purification gas after separation, it is introduced into the liquid of purified gas discharge pipe 11
Drop in rotating plate structure roof 22 and converged, formed a certain amount of rear equilibrium separation device top separated space 102 and separator bottom
After the pressure difference of separated space 101, drop is moved downward by outage 221, and with descending in separator bottom separated space 101
Stream moves downward, and realizes the secondary separation of gas-liquid two-phase, and the drop that secondary separation goes out passes through the first apocenosis passage 301 and second row
Liquid passage 302 enters droplet settling space 104.The drop of aggregation is discharged through separator discharging tube 12 in droplet settling space 104
Shell separator 1.
From the above mentioned, oil and gas well testing open flow provided by the utility model bipyramid discharge opeing type gas-liquid separator has as follows
Beneficial effect：
(1) oil and gas well testing open flow of the present utility model bipyramid discharge opeing type gas-liquid separator, combined using centrifuging
Inertial separation mechanism, the spiral rotating plate structure that rises can make the open flow gas of entrained drip form the rotary motion of downward spiral,
And the inside of shell separator is separated to form two-stage separator space, realized in the confined space under different gas-liquid working conditions
Buffering and efficiently separate, and reduce the volume of separator, realize the two-stage separation process of single separator interior；
(2) oil and gas well testing open flow of the present utility model bipyramid discharge opeing type gas-liquid separator, the bottom of shell separator
Bipyramid drainage structure can form the effective discharge opeing of two-stage contour stealth, and bipyramid drainage structure is by the cone segments of separator first and separator
Second cone segments are formed, and the diameter of the cone segments of separator first and the cone segments of separator second is in downward tapered, separator
The exit diameter dimension of second cone segments is smaller, can effectively suppress central row liquid zone and produce gas core, effectively prevent
Separation drop carries back-mixing secretly by inward eddy, greatly improves the separative efficiency of gas-liquid separator；
(3) oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator of the present utility model can realize single separator
The two-stage separation of interior gas-liquid two-phase, effectively shortens residence time of the gas-liquid two-phase in shell separator, can effectively substitute biography
System gas-liquid separator simultaneously reduces floor space and the complexity of ground surface works, realizes the skid miniaturization of open flow equipment.
The schematical embodiment of the utility model is the foregoing is only, is not limited to model of the present utility model
Enclose.Any those skilled in the art, the made equivalent change on the premise of design of the present utility model and principle is not departed from
Change and change, the scope of the utility model protection all should be belonged to.
Claims (12)
1. a kind of oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator, including shell separator, the shell separator
Top be provided with purified gas discharge pipe, the bottom of the shell separator is provided with separator discharging tube, it is characterised in that institute
State shell separator be internally provided with can play rotation downwards spirally play rotating plate structure, in the side wall of the shell separator and
Separator gas-liquid inlet tube is equipped with positioned at the spiral porch for playing rotating plate structure, the spiral rotating plate structure
Lower section is fixedly installed up/down perforation and the downward tapered sleeving type of diameter bipyramid drainage structure, and spiral rise is revolved
The inside of the shell separator and the space above the bipyramid drainage structure are divided into separator bottom by harden structure
Separated space and separator top separated space, described be spirally equipped with the center of a rotating plate structure can connect the separation
The separator riser of device bottom separated space and separator top separated space.
2. oil and gas well testing open flow as claimed in claim 1 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described double
Boring drainage structure includes up/down perforation and the downward tapered cone segments of separator first of diameter, the cone segments of separator first
Top be circumferentially fixedly connected on the inwall of the shell separator, the bottom of the cone segments of separator first is equipped with
Up/down perforation and the downward tapered cone segments of separator second of diameter, the exit connection of the cone segments of separator second are set
It is equipped with cone segments discharging tube.
3. oil and gas well testing open flow as claimed in claim 2 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described point
From being equipped with multiple first apocenosis passages, the separation between the top of the cone segments of device first and the inwall of the shell separator
Multiple second discharge opeings are equipped between the outer wall top of the cone segments of device second and the inner wall lower of the cone segments of the separator first
Passage.
4. oil and gas well testing open flow as claimed in claim 2 bipyramid discharge opeing type gas-liquid separator, it is characterised in that the cone
Body section discharging tube is the expansion segment of the downward flaring of opening size, and the scope of the angle of flare of the expansion segment is 0 °~40 °.
5. oil and gas well testing open flow as claimed in claim 2 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described point
Top port diameter dimension from the cone segments of device first is 0.8~0.95 times of the internal diameter size of the shell separator, described
The top port diameter dimension of the cone segments of separator second is 0.2~0.5 times of the internal diameter size of the shell separator；It is described
The scope of first semi-cone angle of the cone segments of separator first is 10 °~45 °, the second semi-cone angle of the cone segments of separator second
Scope be 10 °~45 °, second semi-cone angle is less than or equal to first semi-cone angle.
6. oil and gas well testing open flow as claimed in claim 3 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described
The height dimension of one apocenosis passage is 0.3~0.5 times of the top port diameter dimension of the cone segments of separator first, described
The height dimension of second apocenosis passage is 0.5~0.9 times of the top port diameter dimension of the cone segments of separator second.
7. oil and gas well testing open flow as claimed in claim 2 bipyramid discharge opeing type gas-liquid separator, it is characterised in that the spiral shell
Spiral rise that rotating rotating plate structure includes setting between the separator riser and the side wall of the shell separator is revolved
Plate, described spirally rise at the top of rotating plate have been provided with rotating plate structure roof, have been provided with described rotating plate structure roof multiple
Outage, wear by described rotating plate structure roof at the top of the separator riser.
8. oil and gas well testing open flow as claimed in claim 7 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described point
From the composition separator bottom separated space between the bottom of device riser and the top of the cone segments of the separator first,
Form separator top separated space between the top of the shell separator and described rotating plate structure roof, described point
Separator bottom separated space and separator top separated space can be connected from device riser；The separator first
In cone segments, the top of the cone segments of separator second form drop eddy flow trapping area, the cone segments discharging tube with it is described
Droplet settling space is formed between separator discharging tube, the cone segments of separator second can connect the drop eddy flow trapping area
With the droplet settling space.
9. oil and gas well testing open flow as claimed in claim 8 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described net
The depth dimensions for changing the gas discharge pipe insertion shell separator is the 0.5 of the height dimension of separator top separated space
~1.5 times.
10. oil and gas well testing open flow as claimed in claim 1 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described
The internal diameter size of separator riser is 0.4~0.8 times of the internal diameter size of the shell separator.
11. oil and gas well testing open flow as claimed in claim 1 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described
Purified gas discharge pipe includes wearing and connected by the exhaust straight tube at the top of the shell separator, the sealed bottom of the exhaust straight tube
Connect the downward tapered exhaust Taper Pipe in footpath always.
12. oil and gas well testing open flow as claimed in claim 11 bipyramid discharge opeing type gas-liquid separator, it is characterised in that described
The internal diameter size for being vented straight tube is 0.05~0.25 times of the internal diameter size of the shell separator, the 3rd of the exhaust Taper Pipe the
The scope of semi-cone angle is 0 °~30 °.
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| CN201720471480.9U CN206694015U (en) | 2017-04-28 | 2017-04-28 | Oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator |
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| CN201720471480.9U CN206694015U (en) | 2017-04-28 | 2017-04-28 | Oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958439A (en) * | 2017-04-28 | 2017-07-18 | 中国石油大学(北京) | Oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator |
| CN110465139A (en) * | 2018-05-12 | 2019-11-19 | 汤秉辉 | Gas and oil separating plant |
-
2017
- 2017-04-28 CN CN201720471480.9U patent/CN206694015U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958439A (en) * | 2017-04-28 | 2017-07-18 | 中国石油大学(北京) | Oil and gas well testing open flow bipyramid discharge opeing type gas-liquid separator |
| CN110465139A (en) * | 2018-05-12 | 2019-11-19 | 汤秉辉 | Gas and oil separating plant |
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