CN100435902C - Cyclonic gas-liquid and liquid-liquid separator - Google Patents

Cyclonic gas-liquid and liquid-liquid separator Download PDF

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Publication number
CN100435902C
CN100435902C CNB2005101307200A CN200510130720A CN100435902C CN 100435902 C CN100435902 C CN 100435902C CN B2005101307200 A CNB2005101307200 A CN B2005101307200A CN 200510130720 A CN200510130720 A CN 200510130720A CN 100435902 C CN100435902 C CN 100435902C
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China
Prior art keywords
helix tube
liquid
section
main body
conduit saddle
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Expired - Fee Related
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CNB2005101307200A
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Chinese (zh)
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CN1986030A (en
Inventor
张军
郑之初
吴应湘
龚道童
郭军
周永
李清平
唐驰
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Institute of Mechanics of CAS
CNOOC Research Center
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Institute of Mechanics of CAS
CNOOC Research Center
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Publication of CN1986030A publication Critical patent/CN1986030A/en
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Publication of CN100435902C publication Critical patent/CN100435902C/en
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Abstract

The cyclonic gas-liquid and liquid-liquid separator includes one vertical helical tube as the main body, one support on the chassis with fixing assembly for fixing the helical tube on the support to form one integral, and one container to hold the assembled integral. Of the helical tube in the total coil number N, the upper 4 coils constitute one perforated section with holes in the circumference direction and the lower coils constitute one closed section. The helical tube is provided with one output pipe connected to the end of the first coil in the upper part and one input pipe connected to the end of the last coil in the lower part, and each of the output pipe and the input pipe has one penetrating section with an installed valve to outside the container. The separator has small size, small pressure loss, light weight, simple structure and high separation efficiency, and is especially suitable for multiphase separation in offshore platform and other special fields.

Description

A kind of cyclone gas-liquid, liquid liquid/gas separator
Technical field
The present invention relates to a kind of separator, particularly relate to and a kind ofly be used for industrial immisciblely, and have helix tube cyclone gas-liquid, the liquid liquid/gas separator of the initial gross separation of the gas-liquid of density contrast or liquid liquid.
Background technology
At present, centrifugal force and Gravity Separation principle are widely used in separation field, are representative with the cyclone separator with conically shaped wherein.Because the certain shear action of mobile generation of cyclone separator inner fluid is smashed drop (oil droplet or water droplet) emulsification and is worsened separation process easily; And the cyclone separator versatility is relatively poor.Therefore it is unsatisfactory to be used for carrying out liquid liquid separating effect.Helix tube has the little characteristics in cross section, can avoid the influence of above-mentioned factor.The patent No. is that the spiral gas-liquid separator of 01206727.X utilizes Luo Dao generation centrifugal force to realize gas-liquid separation, separates but this device can not be used for carrying out liquid liquid.
Summary of the invention
The objective of the invention is to overcome the defective of above-mentioned prior art, provide a kind of two kinds of immiscible and two kinds of fluid-mixings that density is different (two kinds liquid or gas and liquid) that utilize to have density contrast, can be subjected to the synergy of centrifugal force and gravity and produce layering when flowing in helix tube, that realizes that gas-liquid, liquid liquid separates has helix tube cyclone gas-liquid, a liquid liquid/gas separator.
The object of the present invention is achieved like this:
Cyclone gas-liquid provided by the invention, liquid liquid/gas separator comprise container 7, feed tube 5, drain pipe 6, valve; It is characterized in that, also comprise helix tube main body 1, the fixing support 2 used of helix tube main body; By the fixation kit on the described support 2, helix tube main body 1 is fixed on becomes an integral body on the support 2, and the integral body that assembles is packed in the described container 7, and the chassis of support 2 is installed in container at 7 the end; Described helix tube main body 1 is a vertical structure, number of total coils N=15.5, the helix tube top of helix tube main body 1 has 4 circles to be perforated section 13, perforated section is following to be closed section 14, have circular hole 15 on each circle of perforated section, described circular hole 15 begins perforate from the outlet quarter turn of distance efferent duct 6, and circular hole 15 is evenly opened the outside at helix tube, become the position of α=45 ° angle with horizontal line, be not with circular hole on the helix tube of half-turn at interval between the circular hole 15 on the two adjacent rings helix tube; Pigtail not with holes is for adjusting section 16; The top first lap end port of helix tube main body 1 is communicated with an efferent duct 6, and its efferent duct 6 passes container 7, and the outlet valve 4 of control flow velocity is installed on the section of passing; The following last lap end port of helix tube main body 1 is communicated with an input pipe 5, and its input pipe 5 passes container 7, and the imported valve 3 of control flow velocity is installed on the section of passing; The helix tube last lap end port of helix tube main body 1 is communicated with an input pipe 5, and its input pipe 5 passes container 7, and the outlet valve 4 of control flow velocity is installed on the section of passing.Imported valve 3 is used for regulating inflow velocity; 4 of outlet valves are regulated back pressure, rationally regulate these two valves and can make separator be in optimum Working.
In technique scheme, the helix tube radius of gyration of described helix tube main body 1 is R, and pitch is H, and bore is D 1, external diameter of pipe is D 2
In technique scheme, the helix tube design parameter of helix tube main body 1 is followed following relation:
450 ≤ 2 πR ( N - 4 ) D 1 ≤ 500 , 2 ≤ H D 2 ≤ 2.5 ; Wherein R, D 1, D 2Value optimum in following scope: 150mm≤R≤200mm, 20mm≤D 1≤ 30mm, 25mm≤D 2≤ 35mm.
In technique scheme, the number of turns of the helix tube closed section 14 of described helix tube main body 1 is the N-4 circle.
In technique scheme, described adjust section 16 be arranged on circular hole that first lap is opened 15 and second enclose the half-turn pigtail not with holes at interval between the circular hole of opening 15, the second circle circular hole that helix tube is opened 15 and the 3rd circle the pigtail of interval half-turn between the circular hole of opening 15, enclose perforated section 13 so the helix tube top of helix tube main body 1 is total up to 4; Described adjustment section 16 is one section helix tube not with holes between the two adjacent rings aperture, and described adjustment segment length is 1/2 circumference.
In technique scheme, the circle of 4 on the helix tube of described helix tube main body 1 perforated section 13, the number of 3 circle apertures is respectively n from top to bottom from helix tube top 1, n 2, n 3, the aperture is respectively d 1, d 2, d 3Following design criteria: n should be followed in the number of circular hole and aperture 1≤ n 2≤ n 3, d 1≤ d 2≤ d 3
In technique scheme, described support 2 is made up of disk 9, standpipe 10 and fixation kit; Wherein fixation kit comprises adjusting nut 11, conduit saddle 12, pipe thread 13, bolt 14; Described standpipe 10 has three, and top has one section screw thread, and the bottom is connected on the disc base, and these three standpipe length differences can be distinguished the upper, middle and lower part of support helix pipe; Conduit saddle 12 is fixed on the proper height of above-mentioned standpipe 10 thread segments by two adjusting nuts 11 up and down, and helix tube is clamped between pipe thread 13 and the conduit saddle 12, and by bolt 14 lockings.Owing to liquid level in the container 7 under the different flow is also different, and the position of the perforated section of helix tube will be higher than liquid level ability operate as normal all the time.Therefore can support the diverse location of helix tube to realize the adjusting of helix tube height with conduit saddle, to adapt to the liquid level under the different operating modes.
In technique scheme, described fixation kit is made up of conduit saddle 12, pipe thread 13, adjusting nut 11 and bolt 14, and wherein conduit saddle 12 is a test tube clamp form, and an end flat has two screws and a conduit saddle projection 17 is arranged on it; The other end of conduit saddle 12 can be the becket of semi-circular shape, or the becket of two semi-circular shapes, has screw on becket, passes screw two adjusting nuts 11 up and down by screw, and fixation kit is fixed on column top; Pipe thread 13 is a metallic plate, has two screws on it and has the position of 18, two screws of a pipe thread projection corresponding with two screws on the conduit saddle 12, pipe thread projection 18 and conduit saddle projection 17; Clamping helix tube between conduit saddle 12 and the pipe thread 13, conduit saddle 12 is relative with pipe thread 13 screws, and locks with bolt 14, and support and helix tube have just been formed an integral body like this.
Wherein be provided with on the perforated section and adjust section 16, this adjustment section is one section helix tube not with holes between the two adjacent rings aperture, and described adjustment segment length is 1/2 circumference; Consider the influence that is subjected to the small sircle hole jet exactly, mixed liquor is flowed through, and stratification state can be subjected to certain interference behind each astragal hole helix tube, enters next astragal hole helix tube at once and separates and will have influence on separating effect.Therefore designed one section not helical tube with holes as " adjusting section ", when mixed liquor flow through should " adjust section " thus the time again layering eliminate the influence of this interference.
Wherein also design the helix tube closed section on the helix tube and adopted the tube wall sealing, such design is for fluid-mixing is being entered before perforated section separates, there is the sufficiently long time to be subjected to the synergy of centrifugal force and gravity, layering is more abundant, thereby strengthens the separating effect in part with holes.
The invention has the advantages that:
Gas-liquid of the present invention, liquid liquid/gas separator, utilize two kinds of immiscible and two kinds of fluid-mixings that density is different (two kinds liquid or gas and liquid) to have density contrast, can be subjected to the synergy of centrifugal force and gravity when in helix tube, flowing and produce lamination; The less fluid of density mainly concentrates on position on the upper side, tube section inboard; The fluid that density is bigger then mainly concentrates on position on the lower side, the tube section outside, opens aperture in the outside of helix tube, and liquid runs down aperture that will some tube section outside flows out, and this part liquid is mainly the bigger fluid of density; And remaining in the pipe mainly be one other fluid, their can flow out from the outlet of helix tube, will collect respectively from the fluid that aperture and helix tube outlet are flowed out, and have realized the initial gross separation of two kinds of fluids.
This separator volume is little, in light weight, simple in structure, separative efficiency is high, is particularly suitable for the heterogeneous separation under the special occasions such as offshore platform.It is little to have the pressure loss in addition, saves energy consumption, and by regulating terminal valve, the mixed liquor that can adapt to the different proportionings of different viscosities separates, and makes to separate to reach optimum state.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1
Fig. 2 A is the upward view of first lap helical tube with holes among the embodiment 1
Fig. 2 B is the upward view of the second astragal hole helix tube among the embodiment 1
Fig. 2 C is the upward view of the 3rd astragal hole helix tube among the embodiment 1
Fig. 2 D is the upward view of the 4th astragal hole helix tube among the embodiment 1
Fig. 3 is the structural representation of the embodiment of the invention 2
Fig. 3 E is the upward view of first lap helical tube with holes among the embodiment 2
Fig. 3 F is the upward view of the second astragal hole helix tube among the embodiment 2
Fig. 3 G is the upward view of the 3rd astragal hole helix tube among the embodiment 2
Fig. 3 H is the upward view of the 4th astragal hole helix tube among the embodiment 2
Fig. 5 is parts of the present invention---the front view of support
Fig. 6 is parts of the present invention---the vertical view of support
Fig. 7 is the fixation kit enlarged drawing of support
The drawing explanation:
(1)-the helix tube main body; (2)-support; (3)-imported valve;
(4)-outlet valve; (5)-feed tube; (6)-drain pipe;
(7)-container; (8)-collect the container of exit liquid;
(9)-disk; (10)-standpipe; (11)-adjusting nut;
(12)-conduit saddle; (13)-pipe thread; (14)-bolt;
(15)-circular hole; (16)-the adjustment section; (17)-the conduit saddle projection;
(18)-the pipe thread projection
The specific embodiment
Embodiment 1:
With reference to Fig. 1, making one has cyclone gas-liquid, the liquid liquid/gas separator of helix tube; The present invention is described in detail below in conjunction with drawings and Examples:
The helix tube main body 1 employing stainless steel tube of present embodiment is made helix tube and is had number of total coils N=15.5, helix tube radius of gyration R=200mm, the pitch H=70mm of helix tube, the bore D of helix tube 1=29mm, the external diameter of pipe D of helix tube 2=32mm; The helix tube top 1-4 circle of helix tube main body 1 is the perforate section, and remaining part is a closed section.The helix tube first lap of perforate section has 6 circular holes 15, i.e. n 1=6, d 1=2.5mm; Second circle has 6 circular holes 15, i.e. n 2=6, d 2=3mm; The 3rd circle has 8 circular holes 15, i.e. n 3=8, d 3=3.5mm; The position of helix tube main body 1 perforated section perforate is shown in Fig. 2 A, Fig. 2 B, Fig. 2 C, Fig. 2 D.The circular hole 15 of present embodiment begins perforate from the outlet quarter turn of distance efferent duct 6, and circular hole 15 evenly opens the outside at helix tube, becomes α=45 ° angle with horizontal line.Because under the effect of centrifugal force and gravity, the interface of two kinds of fluids no longer be level but with horizontal line individual angle is arranged, and the perpendicular bisector at interface and the intersection point of tube wall are to be beneficial to liquid most to flow out the position of separating, and therefore select above-mentioned blowing angle; The number of 3 circle apertures is respectively n from top to bottom 1, n 2, n 3, the aperture is respectively d 1, d 2, d 3Consider mixed liquor when flowing through the perforated section of helix tube, the fluid that a part of density is bigger flows out along aperture, and the flow of this fluid reduces thereupon in the pipe, so following design criteria: n has been followed in the number of aperture and aperture 1≤ n 2≤ n 3, d 1≤ d 2≤ d 3
The adjustment section 16 of present embodiment is arranged on the half-turn pigtail not with holes at interval between circular hole that first lap is opened 15 and the second circle institute's circular hole of opening 15, the second circle circular hole that helix tube is opened 15 and the 3rd circle the pigtail of interval half-turn between the circular hole of opening 15, enclose perforated section 13 so the helix tube top of helix tube main body 1 is total up to 4.Pigtail not with holes on the helix tube of above-mentioned helix tube main body 1 is for adjusting section 16.The 1st section is positioned between the 1st last aperture of circle and the 2nd first aperture of circle, and the 2nd section is positioned between the 2nd last aperture of circle and the 3rd first aperture of circle, and adjusting section 16 length is 1/2 circumference.
Rosette 9 diameters of the support 2 of present embodiment are 350mm, three metal upright post 10 ends that highly are respectively 670mm, 840mm, 1110mm are fixed on the rosette 9, the top of every root post 10 installs and fixes assembly, and fixation kit is connected the helix tube of helix tube main body 1 with column 10.Fixation kit is made up of conduit saddle 12, pipe thread 13, adjusting nut 11 and bolt 14, and wherein conduit saddle 12 is a test tube clamp form, and an end flat has two screws and a conduit saddle projection 17 is arranged on it; The other end of conduit saddle 12 can be the becket of semi-circular shape, or the becket of two semi-circular shapes, has screw on becket, passes screw two adjusting nuts 11 up and down by screw, and fixation kit is fixed on column top; Pipe thread 13 is a metallic plate, has two screws on it and has the position of 18, two screws of a pipe thread projection corresponding with two screws on the conduit saddle 12, pipe thread projection 18 and conduit saddle projection 17; Clamping helix tube between conduit saddle 12 and the pipe thread 13, conduit saddle 12 is relative with pipe thread 13 screws, and locks with bolt 14, and support and helix tube have just been formed an integral body like this.Its disk is installed in the bottom of container 7, and helix tube outlet 6 is stretched in the container 8 of collecting exit liquid, and is positioned at the container 7 of settling helix tube in outlet 6, and outlet valve is loaded onto at the position of collecting between the container 8 of exit liquid; Helix tube feed tube 5 propelling containers 7, and load onto inlet valve 3 at the position of stretching out.Two kinds of liquid to be separated are respectively that running water and viscosity are 180mpa s, and density is 844.6kg/m 3Test oil.Water and oily volume ratio are 7: 3, and oil and water mix the back and enters the feed tube 5 of helix tube main body 1 by the pump pressurization, and it is 1.57m that adjusting imported valve 3 makes flow 3/ h.Enter the helix tube perforated section 13 of helix tube main body 1 behind the mixed liquor process feed tube 5 of oil and water, imported valve 3, the helix tube closed section 14, in the helix tube perforated section, a part of mixed liquor in the outside flows out along aperture and enters container 7 in the pipe, this part mixed liquor mainly is a water, remaining mixed liquor flows in the container 8 of collecting exit liquid via outlet valve 4, drain pipe 6, and this part mixed liquor mainly is an oil, be our needed part, recording its oil content is 55.6%.
Embodiment 2:
With reference to Fig. 3, making one has cyclone gas-liquid, the liquid liquid/gas separator of helix tube; The present invention is described in detail below in conjunction with drawings and Examples:
The helix tube main body 1 employing stainless steel tube of present embodiment is made helix tube and is had number of total coils N=15.5, helix tube radius of gyration R=150mm, the pitch H=53mm of helix tube, the bore D of helix tube 1=22mm, the external diameter of pipe D of helix tube 2=26mm; The helix tube top 1-4 circle of helix tube main body 1 is the perforate section, and remaining part is a closed section.The helix tube first lap of perforate section has 4 circular holes 15, i.e. n 1=6, d 1=2.5mm; Second circle has 6 circular holes 15, i.e. n 2=6, d 2=2.5mm; The 3rd circle has 8 circular holes 15, i.e. n 3=8, d 3=3mm; The position of helix tube main body 1 perforated section perforate is shown in Fig. 4 E, Fig. 4 F, Fig. 4 G, Fig. 4 H.Circular hole 15 begins perforate from the outlet quarter turn of distance efferent duct 6, and circular hole 15 evenly opens the outside at helix tube, becomes α=45 ° angle with horizontal line.Also be provided with two on the helix tube of helix tube main body 1 and adjust section 16, adjust section and be helix tube not with holes.The 1st section is positioned between the 1st last aperture of circle and the 2nd first aperture of circle, and the 2nd section is positioned between the 2nd last aperture of circle and the 3rd first aperture of circle, and adjusting section 16 length is 1/2 circumference.
The disk diameter of support 2 is 350mm, and three column 10 ends that highly are respectively 670mm, 840mm, 1110mm are fixed on the disk, and the top of every root post installs and fixes assembly, and fixation kit is connected the helix tube of helix tube main body 1 with column 10.Fixation kit is made up of conduit saddle 12, pipe thread 13, adjusting nut 11 and bolt 14, and wherein conduit saddle 12 is a test tube clamp form, and an end flat has two screws and a conduit saddle projection 17 is arranged on it; The other end of conduit saddle 12 can be the becket of semi-circular shape, or the becket of two semi-circular shapes, has screw on becket, passes screw two adjusting nuts 11 up and down by screw, and fixation kit is fixed on column top; Pipe thread 13 is a metallic plate, has two screws on it and has the position of 18, two screws of a pipe thread projection corresponding with two screws on the conduit saddle 12, pipe thread projection 18 and conduit saddle projection 17; Clamping helix tube between conduit saddle 12 and the pipe thread 13, conduit saddle 12 is relative with pipe thread 13 screws, and locks with bolt 14, and support and helix tube have just been formed an integral body like this.Its disk is installed in the bottom of container 7, and helix tube outlet 6 is stretched in the container 8 of collecting exit liquid, and is positioned at the container 7 of settling helix tube in outlet 6, and outlet valve is loaded onto at the position of collecting between the container 8 of exit liquid; Helix tube feed tube 5 propelling containers 7, and load onto imported valve 3 at the position of stretching out.Two kinds of liquid to be separated are respectively that running water and viscosity are 180mpa s, and density is 844.6kg/m 3Test oil.Water and oily volume ratio are 6: 4, and oil and water mix the back and enters the feed tube 5 of helix tube main body 1 by the pump pressurization, and it is 1.08m that adjusting imported valve 3 makes flow 3/ h.Enter the perforated section 13 of helix tube main body 1 behind the mixed liquor process feed tube 5 of oil and water, imported valve 3, the helix tube closed section 14, in the helix tube perforated section, a part of mixed liquor in the outside flows out along aperture and enters container 7 in the pipe, this part mixed liquor mainly is a water, remaining mixed liquor flows in the container 8 of collecting exit liquid via outlet valve 4, drain pipe 6, and this part mixed liquor mainly is an oil, be our needed part, recording its oil content is 64.4%.

Claims (5)

1. a cyclone gas-liquid, liquid liquid/gas separator comprise container (7), feed tube (5), drain pipe (6), valve; It is characterized in that, also comprise helix tube main body (1), the fixing support (2) used of helix tube main body; By the fixation kit on the described support (2), helix tube main body (1) is fixed on the support (2) becomes an integral body, and the integral body that assembles is packed in the described container (7), and the chassis of support (2) is installed in container (7) at the end; Described helix tube main body (1) is a vertical structure, number of total coils N=15.5, the helix tube top of helix tube main body (1) has 4 circles to be perforated section (13), perforated section is following to be closed section (14), have circular hole (15) on each circle of perforated section, described circular hole (15) begins perforate from the outlet quarter turn of distance efferent duct (6), and circular hole (15) is evenly opened the outside at helix tube, become the position of α=45 ° angle with horizontal line, be not with circular hole on the helix tube of half-turn at interval between the circular hole on the two adjacent rings helix tube (15); Pigtail not with holes is for adjusting section (16); The top first lap end port of helix tube main body (1) is communicated with an efferent duct (6), and its efferent duct (6) passes container (7), and the outlet valve (4) of control flow velocity is installed on the section of passing; The following last lap end port of helix tube main body (1) is communicated with an input pipe (5), and its input pipe (5) passes container (7), and the imported valve (3) of control flow velocity is installed on the section of passing; The helix tube last lap end port of helix tube main body (1) is communicated with an input pipe (5), and its input pipe (5) passes container (7), and the outlet valve (4) of control flow velocity is installed on the section of passing.
2. by the described cyclone gas-liquid of claim 1, liquid liquid/gas separator, it is characterized in that, described support (2) is fixed on the disk (9) by standpipe (10) end of three different lengths, and the top of standpipe (10) has one section screw thread and establishes a fixation kit at thread segment and form; Wherein fixation kit comprises adjusting nut (11), conduit saddle (12), pipe thread (13), bolt (14); The upper, middle and lower part of difference support helix pipe; Conduit saddle (12) is fixed on above-mentioned standpipe (10) thread segment by two adjusting nuts (11) up and down, and the helix tube on the helix tube main body is clamped between pipe thread (13) and the conduit saddle (12), and by the screw-threaded coupling on bolt (14) and the standpipe (10).
3. by the described cyclone gas-liquid of claim 2, liquid liquid/gas separator, it is characterized in that, described fixation kit is made up of conduit saddle (12), pipe thread (13), adjusting nut (11) and bolt (14), wherein conduit saddle (12) is a test tube clamp form, one end flat, have two screws on it and a conduit saddle projection (17) is arranged; The other end of conduit saddle (12) is the becket of semi-circular shape, or the becket of two semi-circular shapes, has screw on becket, passes screw two adjusting nuts (11) up and down by screw, and fixation kit is fixed on column top; Pipe thread (13) is a metallic plate, has two screws on it and a pipe thread projection (18) is arranged, and the position of two screws is corresponding with two screws on the conduit saddle (12), pipe thread projection (18) and conduit saddle projection (17); Clamping helix tube between conduit saddle (12) and the pipe thread (13), conduit saddle (12) is relative with pipe thread (13) screw, and locks with bolt (14).
4. by the described cyclone gas-liquid of claim 1, liquid liquid/gas separator, it is characterized in that the helix tube design parameter of described helix tube main body (1) is followed following relation: 450 ≤ 2 πR ( N - 4 ) D 1 ≤ 500 , 2 ≤ H D 2 ≤ 2.5 . R, D 1, D 2Value optimum in following scope: 150mm≤R≤200mm, 20mm≤D 1≤ 30mm, 25mm≤D 2≤ 35mm.
5. by the described cyclone gas-liquid of claim 1, liquid liquid/gas separator, it is characterized in that described adjustment section (16) is one section helix tube not with holes between the two adjacent rings aperture, described adjustment segment length is 1/2 circumference.
CNB2005101307200A 2005-12-23 2005-12-23 Cyclonic gas-liquid and liquid-liquid separator Expired - Fee Related CN100435902C (en)

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Publication number Priority date Publication date Assignee Title
CN103182204B (en) * 2011-12-30 2015-02-25 长沙理工大学 Sediment concentration coil pipe
US9320989B2 (en) 2013-03-15 2016-04-26 Haven Technology Solutions, LLC. Apparatus and method for gas-liquid separation
CN103977608B (en) * 2014-05-29 2015-09-30 拜城县众泰煤焦化有限公司 A kind of helix tube type enrichment facility and using method thereof
CN107252742B (en) * 2017-06-26 2023-02-10 东北石油大学 Degassing and oil-removing hydraulic coalescence device
CN107262298B (en) * 2017-06-26 2023-02-14 东北石油大学 Oil-water supergravity coalescence-separation device
CN108470080A (en) * 2017-11-08 2018-08-31 武汉航空仪表有限责任公司 A kind of Bourdon tube calculation method of parameters

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2965251B1 (en) * 1998-06-12 1999-10-18 株式会社加地テック Cyclone type gas-liquid separator
CN2487427Y (en) * 2001-07-04 2002-04-24 文代龙 Screw type gas-liquid separator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2965251B1 (en) * 1998-06-12 1999-10-18 株式会社加地テック Cyclone type gas-liquid separator
CN2487427Y (en) * 2001-07-04 2002-04-24 文代龙 Screw type gas-liquid separator

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