CN203303695U - Oil-gas mixture transportation separation flow divider - Google Patents
Oil-gas mixture transportation separation flow divider Download PDFInfo
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- CN203303695U CN203303695U CN2013202802968U CN201320280296U CN203303695U CN 203303695 U CN203303695 U CN 203303695U CN 2013202802968 U CN2013202802968 U CN 2013202802968U CN 201320280296 U CN201320280296 U CN 201320280296U CN 203303695 U CN203303695 U CN 203303695U
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Abstract
The utility model discloses an oil-gas mixture transportation separation flow divider which is applied to the oil-gas mixture transportation engineering of an oil field and is connected between the inlet and outlet pipelines of a tubular heating furnace. The oil-gas mixture transportation separation flow divider comprises a vertical separation tank, wherein a gas-liquid inlet is formed in the middle of the separation tank and is communicated with a rectifying tube; a gas outlet is formed in the top of the separation tank and is communicated with a gas-liquid mixed node at the outlet of the heating furnace; a liquid outlet is formed in the bottom of the separation tank and is communicated with the inlet of a heating coil of the heating furnace; a liquid level control loop is arranged between a pipeline of the gas outlet and the separation tank. The gas-liquid inlet and the rectifying tube are communicated with the middle of the vertical separation tank in a horizontal direction, a gas-liquid stratified flow pattern is quickly built, and the size of the separation tank is greatly reduced; a liquid separated by the separation flow divider is input into the heating furnace, gas separated by the separation flow divider is mixed with the heated liquid at the outlet of the heating furnace, damage to a furnace tube caused by gas-liquid impact flow formed by simultaneous entering of the gas and the liquid into the heating furnace is avoided, the pressure drop of the furnace tube is effectively reduced, and the cost of separation equipment and the maintenance cost of the heating furnace are effectively reduced.
Description
Technical field
The utility model belongs to ground surface works oil and gas multiphase flow technical field in oil exploitation, is specifically related to the separation current divider used in a kind of mixed transportation process system.
Background technology
At present, in the oilfield surface engineering oil-gas gathering and transportation system, adopt more and more supercharging heating oil gas mixed transportation process, its system and flow process be as shown in Figure 1: the wellblock gas mixture is after gs-oil separator 1 separates, the gas-liquid part is first by advancing pump header 2, through mixing pump group 3 in parallel, carry, then enter in tubular heater 5 and heat by advancing stove header 4, finally enter again in long distance oil-gas multiphase pipeline 6; From a part of natural gas of separating gs-oil separator 1, being introduced in tubular heater 5 gas that acts as a fuel uses.
Production practices prove, the operational efficiency of the mixing pump group 3 in parallel of the capital equipment in this process system and tubular heater 5 is low, fault rate is high, and the Operation and Maintenance difficulty that maintains the long-term normal operation of system is large, cost is high.Its basic reason is that the equipment self structure is unreasonable, or does not set up scientific and reasonable corollary system.
Wherein due to current oil field water batch heater (tube furnace) commonly used, heat(ing) coil in burner hearth consists of the many backhauls coil pipe that only has an import and export, in body of heater, there are several 180 ° of elbows to exist in many backhauls coil pipe, so, take to make gas-liquid mixture directly enter the technique of tubular heater 5 through advancing stove header 4, will cause gas-liquid two-phase in heat(ing) coil, form the serious gas-liquid eddy current of turbulent fluctuation and impact flow pattern, cause coil pipe vibration and erosion corrosion; Simultaneously, in boiler tube the gas-liquid two-phase flow pressure drop higher than gas, the single-phase flow pressure drop of liquid, the pressure energy loss that has increased heating furnace, affected heating furnace safe operation, reduced its service life.
The utility model content
For solving in existing oil and gas multiphase flow process system, directly connect owing to advancing the stove header gas-liquid eddy current and the impingement flow problem that tubular heater causes, the utility model purpose is to provide a kind of and avoids the oil and gas multiphase flow that turbulent flow forms to separate current divider.
For addressing the above problem, the utility model is taked following technical scheme: a kind of oil and gas multiphase flow separates current divider, being connected to oil-gas mixed delivery pump and tubular heater imports and exports between pipeline, comprise a vertical knockout drum, at the middle part of vertical knockout drum, be provided with a horizontal gas-liquid entrance, be communicated with the oil and gas multiphase flow pipeline; At the top of vertical knockout drum, be provided with a gas outlet, be provided with the pipeline that is communicated with furnace outlet place gas, liquid mixed node in the gas outlet; In the bottom of vertical knockout drum, be provided with a liquid outlet, be provided with the pipeline that is communicated with heating furnace heat(ing) coil entrance in the liquid outlet; One automatic liquid level control loop, be arranged between the pipeline and vertical knockout drum of gas outlet.
On described gas-liquid entrance, be communicated with a rectifying tube, be communicated with the oil and gas multiphase flow pipeline by described rectifying tube, described rectifying tube is a hollow pipe.
Described rectifying tube, to be communicated with described gas-liquid entrance with the vertical direction of described vertical knockout drum axis.
The outer end of described rectifying tube by reduction nipple connect one with the gas-liquid inlet connection of oil and gas multiphase flow pipeline communication, described rectifying tube bore is greater than described inlet connection bore.
Described vertical knockout drum, volume was determined with 1/10 of the conventional vertical separator liquid phase time of staying.
In described automatic liquid level control loop, except comprising the described Liquid level adjusting valve be arranged on described gas outlet conduit, also comprise liquid level sensor.
The utility model separates current divider by taking special structure, take set up gas, the liquid interface is purpose, gas-liquid mixture is separated into to gas, liquid two-phase, make liquid phase enter Tube in Furnace, and gas phase is directly mixed with the liquid phase after heating through furnace outlet, the turbulent flow of having avoided gas phase to cause Tube in Furnace.Beneficial effect is:
1, well-behavedly from current divider, the gas-liquid import is located to knockout drum middle part, make gas-liquid mixture at the tank middle part by natural separation, the gas floating, liquid sinks.
2, well-behavedly from current divider, gas outlet is located to the tank body top and is connected with the gas-liquid mixed node of locating of furnace outlet, avoided gas phase in the gas-liquid mixture of heating furnace porch from heat(ing) coil, flowing through; The liquid outlet be located to tank base and be connected with the Tube in Furnace entrance, liquid is entered in heat(ing) coil and after heating, flow out, having reduced the rate-of flow in the Tube in Furnace.Both combinations, realize gas-liquid separation and shunting before making the gas-liquid medium enter heating furnace, avoided gas-liquid mixture directly to enter heating furnace, neither in heat(ing) coil, forms the gas-liquid eddy current and impingement flow is washed away coil pipe, also reduced the pressure drop of Tube in Furnace.
3, in the gas-liquid import department that separates current divider, establish the hollow rectifying tube of heavy caliber, make gas-liquid mixture in rectifying tube, form gas-liquid laminar flow kenel, set up gas-liquid interface and reach pre-separation, and then enter knockout drum, realized the rapid foundation of liquid level in the knockout drum, effectively utilize the separating power of inlet duct, reduced height and the volume of vertical knockout drum.
4, in conjunction with the specific (special) requirements of application scenario, take not control the working method of gas phase liquid content and liquid phase air content, the size that makes to separate shunting device has reached and has minimized, and has reduced equipment investment.
The accompanying drawing explanation
Fig. 1 has shown supercharging heating oil-gas mixing conveying system and technological process in prior art.
Fig. 2 has shown the technological process of the applied supercharging heating of the utility model oil-gas mixing conveying system.
Fig. 3 has shown the structure that the utility model separates current divider.
The specific embodiment
In order to make the technical solution of the utility model clearer, do concrete introduction below in conjunction with accompanying drawing.
A kind of gas-liquid mixture fluid that the utility model provides separates current divider 7, can be arranged in oil-gas mixing conveying system shown in Figure 2 and technological process: the import that separates current divider 7 is connected in the outlet of oil-gas mixed delivery pump group 3 by pipeline, the gas outlet that separates current divider 7 is connected in the gas-liquid mixed Nodes of heating furnace 5 outlets, the liquid outlet is connected in the heat(ing) coil porch of heating furnace 5, to realize that the whole gas-liquid fluids that enter Reheating Furnace Zone are carried out to gas-liquid separation and shunting, only make liquid phase through the heating furnace entrance enter Tube in Furnace and gas phase directly through furnace outlet with the heating after liquid phase mix.
A kind of oil and gas multiphase flow separates current divider 7, concrete structure as shown in Figure 3, comprise a knockout drum 71, knockout drum 71 is vertical tank body, at the middle part of knockout drum 71, be provided with the gas-liquid entrance, on the gas-liquid entrance, be communicated with a rectifying tube 72, the outer end of rectifying tube 72 connects a gas-liquid inlet connection 74 by a reduction nipple 73, and gas-liquid inlet connection 74 is connected in the outlet of oil-gas mixed delivery pump group 3 by pipeline.Rectifying tube 72 is a hollow pipe, and its relative aperture gas-liquid inlet connection 74 is much bigger, and the large end of reduction nipple 73 is connected on rectifying tube 72, and small end is connected on inlet connection 74.After the gas-liquid mixture from inlet connection 74 enters rectifying tube 72 by reduction nipple 73, its flow velocity decrease, by the air-fuel mixture flow pattern be converted to gas on the top of cross-section of pipeline, liquid is in the gas-liquid laminar flow kenel of the bottom of cross-section of pipeline, make gas-liquid mixture enter before knockout drum 71 flow regime that just is adjusted to gas-liquid separation, be conducive to set up at short notice the gas-liquid separation operating mode of the stable liquid level of knockout drum 71.
One gas outlet 75 is set, by gas, the liquid mixed node place in pipeline communication heating furnace 5 exits at the top of knockout drum 71.In pipeline, be provided with Liquid level adjusting valve 76, Liquid level adjusting valve 76 is connected in automatic liquid level control loop 77.Liquid level adjusting valve 76 in automatic liquid level control loop 77 on being arranged on the gas outlet conduit, liquid level sensor LC also is installed.Automatic liquid level control loop 77 application prior arts, control the liquid level in this knockout drum by the aperture of regulating knockout drum 71 gas outlet regulating valves.
One liquid outlet 78 is set, by the heat(ing) coil entrance of pipeline communication heating furnace 5 in the bottom of knockout drum 71.The gas outlet 75 pipeline pressure drops to furnace outlet place gas, liquid mixed node, be less than the pressure drop of liquid outlet 78 pipelines to described heating furnace heat(ing) coil entrance.
In conjunction with Fig. 2, Fig. 3, these separation current divider 7 working methods are: the gas-liquid mixture from oil-gas mixed delivery pump group 3 enters rectifying tube 72 from inlet connection 74, in rectifying tube 72, form gas-liquid layering flow pattern, make gas phase and liquid phase steadily enter knockout drum 71 with the gas-liquid interface of certain altitude, and take the shortest limit time of staying of gas-liquid separation (as the 1/10(of normal Oil-gas Separation time realizes by the volume of appropriate design knockout drum 71, the volume that is about to knockout drum 71 be reduced into conventional knockout drum volume 1/10) carry out gas-liquid separation, on the one hand by free gas from gas-liquid mixed media, separating, through gas outlet 75, transport to the gas-liquid mixed point in the exit of heating furnace 5, on the other hand the liquid of low gas content is discharged from liquid outlet 78, transport to heating furnace 5 entrances, entering heating furnace 5 heats up, and mix with free gas at the gas-liquid mixed point in heating furnace 5 exits, after reaching the temperature needed, transport to next workshop section.
Adopt the gaseous pressure (setting up by the control valve different opening) that changes automatic liquid level control loop 77, set up the gas, the liquid boundary condition that separate the current divider gas-liquid separation; Appropriate design is from separating the pressure drop of the air delivering pipeline between the current divider gas outlet 75 gas-liquid mixed points of the exit to tubular heater 5, make it to be less than from separate current divider liquid export 78 in heating-furnace heat(ing) coil to the pressure drop of the infusion pipeline between furnace outlet gas-liquid mixed point.Like this, when the Liquid level adjusting valve 76 in air delivering pipeline was in full-gear, the liquid level in knockout drum 71 will infinitely rise, until liquid enters the pipeline of gas outlet 75, liquid level unless turn down Liquid level adjusting valve, increases the gaseous pressure in knockout drum 71, just can move down.Therefore, as long as according to the height situation of liquid level in knockout drum 71, regulate the aperture of Liquid level adjusting valve 76, just liquid level can be controlled in setting range.
Industrial applications result of the present utility model shows, separates current divider and is in all the time the duty that liquid level is arranged, and the heating furnace entrance enters without the gas-liquid slug flow, the heat(ing) coil friction, rate of flow of fluid in coil pipe reduces 2-4 doubly, and erosion corrosion is effectively slowed down, and the boiler tube pressure drop reduces 20-30%.Following table is that two kinds of operating conditions that advance furnaceman's skill compare:
Claims (6)
1. an oil and gas multiphase flow separates current divider, being connected to oil-gas mixed delivery pump and tubular heater imports and exports between pipeline, it is characterized in that: comprise a vertical knockout drum, at the middle part of described vertical knockout drum, be provided with a horizontal gas-liquid entrance, described gas-liquid entrance is communicated with the oil and gas multiphase flow pipeline;
At the top of described vertical knockout drum, be provided with a gas outlet, be provided with the pipeline that is communicated with described furnace outlet place gas, liquid mixed node in described gas outlet;
In the bottom of described vertical knockout drum, be provided with a liquid outlet, be provided with the pipeline that is communicated with described heating furnace heat(ing) coil entrance in described liquid outlet;
One automatic liquid level control loop, be arranged between the pipeline and described vertical knockout drum of described gas outlet.
2. oil and gas multiphase flow according to claim 1 separates current divider, it is characterized in that: on described gas-liquid entrance, be communicated with a rectifying tube, be communicated with the oil and gas multiphase flow pipeline by described rectifying tube, described rectifying tube is a hollow pipe.
3. oil and gas multiphase flow according to claim 2 separates current divider, and it is characterized in that: described rectifying tube is communicated with described gas-liquid entrance in the vertical direction of vertical knockout drum axis.
4. according to the described oil and gas multiphase flow of claim 2 or 3, separate current divider, it is characterized in that: the outer end of described rectifying tube connects one and the inlet connection of oil and gas multiphase flow pipeline communication by reduction nipple, and described rectifying tube bore is greater than described inlet connection bore.
5. according to claim 1 or 2 or 3 described oil and gas multiphase flows, separate current divider, it is characterized in that: in described automatic liquid level control loop, comprise the Liquid level adjusting valve and the liquid level sensor that are arranged on described gas outlet conduit.
6. oil and gas multiphase flow according to claim 4 separates current divider, it is characterized in that: in described automatic liquid level control loop, comprise the Liquid level adjusting valve and the liquid level sensor that are arranged on described gas outlet conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013202802968U CN203303695U (en) | 2012-05-21 | 2013-05-21 | Oil-gas mixture transportation separation flow divider |
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| CN201210158614 | 2012-05-21 | ||
| CN201210158614.3 | 2012-05-21 | ||
| CN2013202802968U CN203303695U (en) | 2012-05-21 | 2013-05-21 | Oil-gas mixture transportation separation flow divider |
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| CN203303695U true CN203303695U (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310190122.7A Active CN103244824B (en) | 2012-05-21 | 2013-05-21 | Pressurizing heating oil gas mixing transportation system and method |
| CN201310189036.4A Active CN103242924B (en) | 2012-05-21 | 2013-05-21 | Tubular oil-gas separator and oil-gas separation method |
| CN201310190254.XA Active CN103239894B (en) | 2012-05-21 | 2013-05-21 | Oil-gas mixed transportation separating flow divider and oil-gas separating flow-dividing method |
| CN2013202802968U Expired - Lifetime CN203303695U (en) | 2012-05-21 | 2013-05-21 | Oil-gas mixture transportation separation flow divider |
| CN201310189958.5A Active CN103223277B (en) | 2012-05-21 | 2013-05-21 | Multiphase shock excitation sand remover and sand removing method of sand-containing fluid |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310190122.7A Active CN103244824B (en) | 2012-05-21 | 2013-05-21 | Pressurizing heating oil gas mixing transportation system and method |
| CN201310189036.4A Active CN103242924B (en) | 2012-05-21 | 2013-05-21 | Tubular oil-gas separator and oil-gas separation method |
| CN201310190254.XA Active CN103239894B (en) | 2012-05-21 | 2013-05-21 | Oil-gas mixed transportation separating flow divider and oil-gas separating flow-dividing method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310189958.5A Active CN103223277B (en) | 2012-05-21 | 2013-05-21 | Multiphase shock excitation sand remover and sand removing method of sand-containing fluid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103239894A (en) * | 2012-05-21 | 2013-08-14 | 中国石油天然气股份有限公司 | Oil-gas mixed transportation separating flow divider and oil-gas separating flow-dividing method |
Families Citing this family (16)
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| CN104100230B (en) * | 2014-08-01 | 2017-01-18 | 廊坊市博大石油技术有限公司 | Flameout safety protection device of oilfield wellhead heating furnace |
| CN104180160B (en) * | 2014-09-01 | 2017-05-03 | 汉纬尔机械(上海)有限公司 | Oil-gas mixing transportation system for screw compressor |
| CN105301059B (en) * | 2015-10-28 | 2018-01-12 | 中国石油大学(华东) | The apparatus and method for determining gas-liquid eddy flow liquid phase residence time destribution |
| CN105387348B (en) * | 2015-11-12 | 2018-06-26 | 中国石油天然气股份有限公司 | Double gas-the Double-fluid separations of carbon dioxide flooding turn oily technique |
| CN109237302A (en) * | 2017-07-11 | 2019-01-18 | 西安国泰石化科技工程有限公司 | Oil and gas multiphase flow integral method |
| CN109424352A (en) * | 2017-08-25 | 2019-03-05 | 中国石油天然气股份有限公司 | A kind of crude separating device |
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| CN108533959A (en) * | 2018-03-23 | 2018-09-14 | 西安长庆科技工程有限责任公司 | A kind of oil gas combined transportation device and technique suitable for high gas-oil ratio (HGOR) gathering station field |
| CN109395671B (en) * | 2018-11-28 | 2023-08-25 | 南京浦世环境科技发展有限公司 | Bypass monitoring device for gas-liquid-solid three-phase reaction and application of bypass monitoring device in carbon dioxide mineral sealing |
| CN109695444B (en) * | 2019-02-03 | 2024-02-27 | 四川乐山伟业机电有限责任公司 | Duplex sand remover |
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| CN110318711B (en) * | 2019-07-11 | 2023-06-30 | 河南柴油机重工有限责任公司 | Liquid draining method and device for liquid-containing low-yield oil-gas well |
| CN110656912A (en) * | 2019-09-24 | 2020-01-07 | 中国石油天然气股份有限公司 | Oil field ground gathering and transferring system and gathering and transferring method |
| CN113105925B (en) * | 2020-01-13 | 2022-02-01 | 中国石油天然气股份有限公司 | Natural gas desanding device and method |
| CN111841154B (en) * | 2020-07-27 | 2021-09-24 | 上海捷氢科技有限公司 | Water knockout drum |
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Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3650119A (en) * | 1970-04-02 | 1972-03-21 | Joseph T Sparling | Method and system for transporting oil by pipe line |
| JPS5735910A (en) * | 1980-08-09 | 1982-02-26 | Mitsubishi Electric Corp | Gas-liquid separator |
| WO2003080212A1 (en) * | 2002-03-25 | 2003-10-02 | Shell Internationale Research Maatschappij B.V. | Method and device for separating a mixture of fluids |
| CN201125719Y (en) * | 2006-08-23 | 2008-10-01 | 郑素华 | Double-layer net cartridge permeable downhole filter apparatus |
| CN200984478Y (en) * | 2006-11-29 | 2007-12-05 | 中国海洋石油总公司 | Rotational flow type fine purification apparatus |
| CN200993004Y (en) * | 2006-12-12 | 2007-12-19 | 中国石油天然气股份有限公司 | Separator oil-gas continuousautomatic metering device |
| CN201410335Y (en) * | 2009-05-15 | 2010-02-24 | 大连冷星企业有限公司 | Sand remover |
| IT1397618B1 (en) * | 2009-06-26 | 2013-01-18 | Eni Spa | GAS-LIQUID INERTIAL COMPACT SEPARATION SYSTEM |
| CN201857329U (en) * | 2010-10-15 | 2011-06-08 | 上海纯帝工贸有限公司 | Sludge desander for treating biological sludge |
| CN102174991B (en) * | 2011-03-18 | 2013-09-25 | 大庆油田有限责任公司 | Updip entrance double-layer tubular slug flow catcher |
| CN202012312U (en) * | 2011-04-27 | 2011-10-19 | 沧州市华沧石油机械厂 | Desander |
| CN202087086U (en) * | 2011-05-25 | 2011-12-28 | 东营市东胜星源工程安装有限责任公司 | Oil expelling resistant separator |
| CN202191734U (en) * | 2011-08-15 | 2012-04-18 | 北京百恒达石油技术有限公司 | Efficient gas-liquid separator |
| CN103244824B (en) * | 2012-05-21 | 2015-06-03 | 中国石油天然气股份有限公司 | Pressurizing heating oil gas mixing transportation system and method |
-
2013
- 2013-05-21 CN CN201310190122.7A patent/CN103244824B/en active Active
- 2013-05-21 CN CN201310189036.4A patent/CN103242924B/en active Active
- 2013-05-21 CN CN201310190254.XA patent/CN103239894B/en active Active
- 2013-05-21 CN CN2013202802968U patent/CN203303695U/en not_active Expired - Lifetime
- 2013-05-21 CN CN201310189958.5A patent/CN103223277B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103239894A (en) * | 2012-05-21 | 2013-08-14 | 中国石油天然气股份有限公司 | Oil-gas mixed transportation separating flow divider and oil-gas separating flow-dividing method |
| CN103239894B (en) * | 2012-05-21 | 2015-05-13 | 中国石油天然气股份有限公司 | Oil-gas mixed transportation separating flow divider and oil-gas separating flow-dividing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103242924A (en) | 2013-08-14 |
| CN103223277A (en) | 2013-07-31 |
| CN103244824B (en) | 2015-06-03 |
| CN103239894B (en) | 2015-05-13 |
| CN103244824A (en) | 2013-08-14 |
| CN103223277B (en) | 2015-06-10 |
| CN103242924B (en) | 2015-03-04 |
| CN103239894A (en) | 2013-08-14 |
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Granted publication date: 20131127 |
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