CN102839027A - Device and method of low temperature separation dehydration of gas field well mouth - Google Patents
Device and method of low temperature separation dehydration of gas field well mouth Download PDFInfo
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- CN102839027A CN102839027A CN2012103377941A CN201210337794A CN102839027A CN 102839027 A CN102839027 A CN 102839027A CN 2012103377941 A CN2012103377941 A CN 2012103377941A CN 201210337794 A CN201210337794 A CN 201210337794A CN 102839027 A CN102839027 A CN 102839027A
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Abstract
The invention discloses a device and a method of low temperature separation dehydration of a gas field well mouth. Three processes including depressurization, gas-liquid separation and dehydration are integrated, steam in natural gas is condensed into water mist or aquo-complex condensation nucleus by utilizing low temperature cold quantity produced by throttling; high speed gas flow after throttling is sent to a whirlcone of a low temperature separation device; and small water drops and the aquo-complex condensation nucleus in the water mist rotate in the whirlcone at a high speed and are thrown to an inner wall of a casing of the whirlcone under effect of centrifugal force to achieve gas-liquid separation. Compared with a method that the natural gas is overall heated before throttling by using a heating method or an inhibitor is added to block generation of the aquo-complex, the device of low temperature separation dehydration of the gas field well mouth has three functions of throttling, separation and dehydration; and with the adoption of the device, a dehydration device is removed and investment and administration expenses are greatly reduced.
Description
Technical field
The invention belongs to the gas gathering and transportation field, especially relate to a kind of gas field well head low ternperature separation process dewatering unit and method.
Background technology
The well head gas pressure all is higher than the defeated pressure of collection generally speaking, and the well head Sweet natural gas adopts the throttling valve pressure regulation in process of production, makes high pressure draft drop to the defeated pressure of collection.Because pressure reduces, gas expansion causes gas temperature to reduce, if temperature drop meets or exceeds hydrate-formation temperature after the throttling; After throttling, will produce hydrate in the gas; Cause that pipeline, valve, instrument are blocked, reduce the throughput of pipeline, cause pipeline damage or stopping production when serious.
Prevent that hydrate from producing the general following two kinds of methods that adopt: a kind of method is a heating method, is about to the preceding Sweet natural gas heating of throttling, makes that the temperature after the throttling is higher than HFT, forms hydrate to prevent throttling cooling back.This method can effectively solve hydrate and have problems, but will consume a large amount of Sweet natural gases acts as a fuel.With 10 * 10
4m
3/ d individual well is an example, pressure 20MPa before the throttling, and pressure 4MPa after the throttling, 10 ℃ of well head natural gas flow temperature are through calculating water jacket heater thermal load 220kw, gas consumption 40m
3/ h, weight of equipment 6000km.Another kind is the method for filling chemical inhibitor, is about to the chemical inhibitor spray in gas flow, absorbs the moisture in the gas, and dew point is descended, thereby reduces the formation temperature of hydrate, and the suppressor factor of spray has methyl alcohol, terepthaloyl moietie usually.Methyl alcohol is inexpensive relatively, but severe toxicity is volatile, can evaporate in Sweet natural gas, is dissolved in the liquid hydrocarbon; Account for 3% of quality, the Methanol Recovery that is dissolved in the liquid phase water is less economical, and filling rate is big; Generally do not reclaim, the gas field sewage intractability is big, and is same with 10 * 10 in aforementioned
4m
3/ d individual well is an example, if contain a small amount of liquid hydrocarbon and free-water, then methyl alcohol spray amount every day is up to the hundreds of kilogram.Terepthaloyl moietie is nontoxic not volatile, and water-absorbent is strong, is insoluble in the liquid hydrocarbon, and the spray amount wants littler under the similarity condition, can reclaim use, but will build a cover glycol rectifier unit, increases investment, consume fuel.
In order to reduce the filling rate of suppressor factor, need increase the preposition gas-liquid separator of high pressure at throttling valve, free-water in the Sweet natural gas and liquid hydrocarbon separator are come out; Because pressure is high before the throttling, preposition gas-liquid separator is a high-tension apparatus, and quality is heavy; Manufacture difficulty is big, and price is higher, has increased investment.
Ordinary production in order to ensure the well head Sweet natural gas; Prevent to produce two kinds of technological measures that hydrate is taked after the high pressure throttling; Be heating method and suppressor factor insufflation, the energy that not only throttling produced does not add utilization, and all exists process unit complicated; Problems such as consumes energy, needs are sought a kind of process unit and method of more environmental protection and energy saving newly.
Summary of the invention
In order to overcome the above-mentioned shortcoming of prior art, the invention provides a kind of gas field well head low ternperature separation process dewatering unit and method.
The technical solution adopted for the present invention to solve the technical problems is: a kind of gas field well head low ternperature separation process dewatering unit; Comprise through free-water knockout and LTS; Wherein the gas-phase space of free-water knockout is connected with LTS through natural gas line, and entrance end is provided with and just divides cyclone separation device in LTS; Said LTS is divided into the gas phase zone on top and the liquid phase region of bottom; In LTS, the exit of gas phase zone is provided with the built-up type separative element, in LTS, hot water boiler outlet line and hot water boiler reflux pipeline that liquid phase region is provided with to be connected with hot water boiler.
The said cyclone separation device that just divides comprises inlet leading cone and the runner of being made up of blade, shell and inner casing; Be provided with lower cone in said inner casing lower end; Be provided with the bleeder at the runner middle part, below the bleeder, be provided with branch water cover, be disposed with elbow and outlet diffusor in the shell lower end.The exit angle of said blade is 20 °～30 °.
On natural gas line, be provided with throttling valve near LTS ingress.
On natural gas line, be provided with sonic nozzle near LTS ingress.
The present invention also provides a kind of gas field well head low ternperature separation process dewatering, comprises the steps:
Well head comes gas to be introduced into free-water knockout, and through behind the gravity settling, free-water falls to the liquid phase space of free-water knockout bottom, discharges through tapping line then; Well head comes gas through the gas-phase space entering LTS of the Sweet natural gas behind the free-water knockout through free-water knockout; In LTS; Sweet natural gas is the first cyclone separation device that divides of process earlier, and in the runner that vertical entering is made up of blade, shell and inner casing after inlet leading cone water conservancy diversion, step-down, speedup, natural gas flow is further step-down speedup in runner; And form the eddy flow gas blowout with vane exit angle and go out, wherein:
(1) liquid that is mixed in the eddy flow gas " is got rid of " under action of centrifugal force to shell wall, then through the bleeder, divide the water cover to flow into the liquid phase region of LTS; For preventing that the lime set after the throttling from forming hydrate, hot water boiler to the heating that circulates of the lime set of liquid phase region, remains on more than the hydrate-formation temperature lime set temperature through hot water boiler outlet line and hot water boiler reflux pipeline, discharges through tapping line then;
(2) flow out natural gas via lower cone, elbow and outlet diffusor supercharging, the back of slowing down, and gets into the gas phase zone of LTS, discharges through the built-up type separative element in LTS exit again, gets into downstream unit.
Well head comes gas to be introduced into the throttling valve throttling through the gas-phase space of the Sweet natural gas behind the free-water knockout through free-water knockout, and then gets into LTS.
Well head comes gas to be introduced into sonic nozzle through the gas-phase space of the Sweet natural gas behind the free-water knockout through free-water knockout, and then gets into LTS.
Compared with prior art; Positively effect of the present invention is: the present invention collects step-down, gas-liquid separation and three technological processs of dewatering are one; The whole method that heats up or add the generation of suppressor factor prevention aquation of Sweet natural gas before not adopting heating method with throttling; But the low temperature cold that utilizes throttling to produce becomes the water smoke or the hydrate nucleus of condensation with the steam coagulation in the Sweet natural gas, and the high velocity air after the throttling is sent into the swirler-of LTS, and the small water droplet in the water smoke and the nucleus of condensation of hydrate rotate in the swirler-high speed; Under centrifugal action, be thrown to the swirler-inner walls, realize gas-liquid separation; Flow into tube bottom in the LTS through special exports then.According to relevant test; Can not generate hydrate in short period of time being throttled to drop hydrate nucleus of condensation discharge process high speed status pole; After but drop, the hydrate nucleus of condensation drop to separator bottom, at high pressure, low temperature, water is arranged, have under Sweet natural gas and the hydrate nucleus of condensation condition, as long as time enough is arranged; The hydrate nucleus of condensation can be grown up very soon, form hydrate.In order to stop the hydrate nucleus of condensation to grow up into hydrate, be provided with heating coil in the bottom of LTS the bottom liquid temperature is brought up to more than the hydrate-formation temperature, stop the development of the hydrate nucleus of condensation, dissolve the hydrate that has generated.The present invention has made full use of the cold that throttling produces, and turns harm into good to carry out the low ternperature separation process dehydration outlet gas dew point is reduced.The present invention is not with the whole heating of inlet natural gas, but only heats the phlegma in the Sweet natural gas, and it is brought up to more than the hydrate-formation temperature.Since generally speaking gas reducing liquid only account for the quality thousand of Sweet natural gas/below; Even add that small-amount free water can not surpass one of percentage yet in the Sweet natural gas; So the heating heat that gas reducing liquid consumed has played energy-conservation effect far below needed heat that whole Sweet natural gas is heated; The present invention compares with the filling suppressor factor that not only technology is simple, need not increase filing provision newly, and has saved suppressor factor and bought and spontaneous expense.Apparatus of the present invention have throttling, separation, and the three kinds of functions of dewatering have been saved dewatering unit, have significantly reduced investment, operation and overhead charges.
Description of drawings
The present invention will explain through example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the structural representation of apparatus of the present invention;
Fig. 2 is the structural representation that just divides cyclone separation device;
Fig. 3 is the combination synoptic diagram of blade.
Embodiment
A kind of gas field well head low ternperature separation process dewatering unit; As shown in Figure 1; Comprise: free-water knockout 2, throttling valve 4, just divide cyclone separation device 5, LTS 6, LTS gas phase zone 7, LTS exit built-up type separative element 8, hot water boiler 10, hot water boiler outlet line 11, hot water boiler reflux pipeline 12, LTS liquid phase region 14, free-water knockout gas-phase space 17, free-water knockout liquid phase space 18 etc., wherein:
Free-water knockout 2 is divided into the gas-phase space 17 on top and the liquid phase space 18 of bottom, and wherein, liquid phase space 18 connects free-water knockout tapping line 20, and pipeline 20 is provided with free-water knockout tapping valve 19; Gas-phase space 17 is connected with LTS 6 through natural gas line, on natural gas line, be provided with throttling valve 4 near LTS ingress; Entrance end is provided with and just divides cyclone separation device 5 (claiming swirler-again) in LTS 6; Said LTS 6 is divided into the gas phase zone 7 on top and the liquid phase region 14 of bottom; In LTS, the exit of gas phase zone is provided with built-up type separative element 8, in LTS, hot water boiler outlet line 11 and hot water boiler reflux pipeline 12 that liquid phase region is provided with to be connected with hot water boiler 10.
The said structure of cyclone separation device 5 of just dividing is as shown in Figure 2, comprising: inlet leading cone 21, mounting flange 22, shell 23, blade 24, bleeder 25, inner casing 26, lower cone 28, branch water cover 27, elbow 29, outlet diffusor 30 etc., wherein:
Shell 23 is connected with separator 6 through mounting flange 22, is just dividing cyclone separation device 5 top inlet porting leading cones 21, is used for Sweet natural gas is introduced in the runner of being made up of blade 24, shell 23 and inner casing 26; Be provided with lower cone 28 in inner casing 26 lower ends, be provided with bleeder 25, below the bleeder, be provided with branch water cover 27, be disposed with elbow 29 and outlet diffusor 30 in shell 23 lower ends at the runner middle part.
As shown in Figure 3; The exit angle of blade 24
is generally 20 °～30 °; Adjacent two blades cover mutually; Form vane channel 31; Natural gas flow is further step-down speedup in vane channel 31, and forms 32 ejections of eddy flow gas with vane exit angle
.
The present invention also provides a kind of gas field well head low ternperature separation process dewatering, comprises the steps:
Well head comes gas 1 to be introduced into free-water knockout 2, and through behind the gravity settling, free-water falls to the liquid phase space 18 of free-water knockout 2 bottoms, through the 19 control dischargings of free-water knockout tapping valve, discharges through free-water knockout tapping line 20 then; Well head comes gas 1 through gas-phase space 17 entering throttling valve 4 throttlings of the Sweet natural gas behind the free-water knockout 2 through free-water knockout, gets into LTS 6 then; In LTS; Sweet natural gas is earlier through just dividing cyclone separation device 5; The vertical entering in the runner of forming by blade 24, shell 23 and inner casing 26 after inlet leading cone 21 water conservancy diversion, step-down, speedup; Natural gas flow is further step-down speedup in runner; And with 32 ejections of vane exit angle
formation eddy flow gas, wherein:
(1) liquid that is mixed in the air-flow " is got rid of " under action of centrifugal force to the wall of shell 23, realizes the gas-liquid initial gross separation, then through the bleeder 25, divide water cover 27 to flow into the liquid phase region 14 of LTSs 6; For preventing that the lime set after the throttling from forming hydrate; The heating that circulates of the lime set of hot water boiler 10 through hot water boiler outlet line 11 and 12 pairs of liquid phase regions 14 of hot water boiler reflux pipeline; The lime set temperature is remained on more than the hydrate-formation temperature; And, discharge through tapping line 16 through tapping valve 15 control dischargings;
(2) flow out natural gas via lower cone 28, elbow 29 and outlet diffusor 30 superchargings, the back of slowing down, and gets into the gas phase zone 7 of LTS 6, discharges through the built-up type separative element 8 in LTS exit again, gets into downstream unit.
The liquid that swirler-is separated through bleeder 25, divide water cover 27 to drop in to have reduced the splash phenomena that drop causes on the liquid phase region liquid level, swirler-outlet diffusor 30 has reduced by 33 pairs of liquid phase region liquid levels of export gas to be impacted and the plume of drop is carried secretly phenomenon.Adopt that the first momentum absorbing curtain that just divides cyclone separation device to reduce old-fashioned separator effectively produces splash, plume and carrying secretly.
Along with the gas-field exploitation cycle increases, wellhead pressure reduces, and adopts the throttling refrigeration dehydrating effect can variation, and can be replaced by sonic nozzle this moment with throttling valve 4, even be merely in the import and export pressure drop under 30% the situation, also can realize low ternperature separation process.
Claims (8)
1. gas field well head low ternperature separation process dewatering unit; It is characterized in that: comprise through free-water knockout and LTS; Wherein the gas-phase space of free-water knockout is connected with LTS through natural gas line, and entrance end is provided with and just divides cyclone separation device in LTS; Said LTS is divided into the gas phase zone on top and the liquid phase region of bottom; In LTS, the exit of gas phase zone is provided with the built-up type separative element, in LTS, hot water boiler outlet line and hot water boiler reflux pipeline that liquid phase region is provided with to be connected with hot water boiler.
2. gas field according to claim 1 well head low ternperature separation process dewatering unit; It is characterized in that: the said cyclone separation device that just divides comprises inlet leading cone and the runner of being made up of blade, shell and inner casing; Be provided with lower cone in said inner casing lower end; Be provided with the bleeder at the runner middle part, below the bleeder, be provided with branch water cover, be disposed with elbow and outlet diffusor in the shell lower end.
3. gas field according to claim 2 well head low ternperature separation process dewatering unit is characterized in that: the exit angle of said blade is 20 °～30 °.
4. gas field according to claim 1 well head low ternperature separation process dewatering unit is characterized in that: on natural gas line, be provided with throttling valve near LTS ingress.
5. gas field according to claim 1 well head low ternperature separation process dewatering unit is characterized in that: on natural gas line, be provided with sonic nozzle near LTS ingress.
6. a gas field well head low ternperature separation process dewatering is characterized in that: comprise the steps:
Well head comes gas to be introduced into free-water knockout, and through behind the gravity settling, free-water falls to the liquid phase space of free-water knockout bottom, discharges through tapping line then; Well head comes gas through the gas-phase space entering LTS of the Sweet natural gas behind the free-water knockout through free-water knockout; In LTS; Sweet natural gas is the first cyclone separation device that divides of process earlier, and in the runner that vertical entering is made up of blade, shell and inner casing after inlet leading cone water conservancy diversion, step-down, speedup, natural gas flow is further step-down speedup in runner; And form the eddy flow gas blowout with vane exit angle and go out, wherein:
(1) liquid that is mixed in the eddy flow gas " is got rid of " under action of centrifugal force to shell wall, then through the bleeder, divide the water cover to flow into the liquid phase region of LTS; For preventing that the lime set after the throttling from forming hydrate, hot water boiler to the heating that circulates of the lime set of liquid phase region, remains on more than the hydrate-formation temperature lime set temperature through hot water boiler outlet line and hot water boiler reflux pipeline, discharges through tapping line then;
(2) flow out natural gas via lower cone, elbow and outlet diffusor supercharging, the back of slowing down, and gets into the gas phase zone of LTS, discharges through the built-up type separative element in LTS exit again, gets into downstream unit.
7. gas field according to claim 6 well head low ternperature separation process dewatering is characterized in that: well head comes gas to be introduced into the throttling valve throttling through the gas-phase space of the Sweet natural gas behind the free-water knockout through free-water knockout, and then gets into LTS.
8. gas field according to claim 6 well head low ternperature separation process dewatering is characterized in that: well head comes gas to be introduced into sonic nozzle through the gas-phase space of the Sweet natural gas behind the free-water knockout through free-water knockout, and then gets into LTS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103377941A CN102839027A (en) | 2012-09-13 | 2012-09-13 | Device and method of low temperature separation dehydration of gas field well mouth |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103377941A CN102839027A (en) | 2012-09-13 | 2012-09-13 | Device and method of low temperature separation dehydration of gas field well mouth |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408447A (en) * | 2019-08-31 | 2019-11-05 | 中国石油集团川庆钻探工程有限公司 | Natural gas dehydration method for shale gas pilot production operation |
| CN110408445A (en) * | 2019-07-03 | 2019-11-05 | 北京科技大学 | A kind of well head gas dehydration dehumidification device and method |
| CN110540884A (en) * | 2019-09-30 | 2019-12-06 | 中国石油集团川庆钻探工程有限公司 | Natural gas dehydration device for shale gas pilot production operation |
| CN110617049A (en) * | 2019-09-30 | 2019-12-27 | 中国石油集团川庆钻探工程有限公司 | A dehydration cooling system for well head natural gas |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3988132A (en) * | 1974-01-16 | 1976-10-26 | Stamicarbon B.V. | Device for separating impurities from gases |
| US4490985A (en) * | 1983-06-29 | 1985-01-01 | General Signal Corporation | Method of dehydrating natural gas |
| CN2666916Y (en) * | 2003-09-16 | 2004-12-29 | 西安长庆科技工程有限责任公司 | Low differential pressure throttling natural gas condensate oil removing device |
| CN101037629A (en) * | 2007-04-24 | 2007-09-19 | 胜利油田胜利工程设计咨询有限责任公司 | Natural gas ultrasonic dehydration method |
| CN101095024A (en) * | 2004-12-30 | 2007-12-26 | 缠绕机公司 | Throttling valve and method for enlarging liquid droplet sizes in the throttled fluid stream |
| CN101380537A (en) * | 2008-10-17 | 2009-03-11 | 北京工业大学 | Low flow resistance supersonic speed gas purification and separation device |
| CN102100988A (en) * | 2011-02-14 | 2011-06-22 | 中国石油集团工程设计有限责任公司 | Combined type natural gas-liquid separator |
| WO2012030223A1 (en) * | 2010-09-03 | 2012-03-08 | Twister B.V. | Refining system and method for refining a feed gas stream |
| US20120180668A1 (en) * | 2011-01-19 | 2012-07-19 | Anatoli Borissov | Supersonic Swirling Separator 2 (Sustor2) |
-
2012
- 2012-09-13 CN CN2012103377941A patent/CN102839027A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3988132A (en) * | 1974-01-16 | 1976-10-26 | Stamicarbon B.V. | Device for separating impurities from gases |
| US4490985A (en) * | 1983-06-29 | 1985-01-01 | General Signal Corporation | Method of dehydrating natural gas |
| CN2666916Y (en) * | 2003-09-16 | 2004-12-29 | 西安长庆科技工程有限责任公司 | Low differential pressure throttling natural gas condensate oil removing device |
| CN101095024A (en) * | 2004-12-30 | 2007-12-26 | 缠绕机公司 | Throttling valve and method for enlarging liquid droplet sizes in the throttled fluid stream |
| CN101037629A (en) * | 2007-04-24 | 2007-09-19 | 胜利油田胜利工程设计咨询有限责任公司 | Natural gas ultrasonic dehydration method |
| CN101380537A (en) * | 2008-10-17 | 2009-03-11 | 北京工业大学 | Low flow resistance supersonic speed gas purification and separation device |
| WO2012030223A1 (en) * | 2010-09-03 | 2012-03-08 | Twister B.V. | Refining system and method for refining a feed gas stream |
| US20120180668A1 (en) * | 2011-01-19 | 2012-07-19 | Anatoli Borissov | Supersonic Swirling Separator 2 (Sustor2) |
| CN102100988A (en) * | 2011-02-14 | 2011-06-22 | 中国石油集团工程设计有限责任公司 | Combined type natural gas-liquid separator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408445A (en) * | 2019-07-03 | 2019-11-05 | 北京科技大学 | A kind of well head gas dehydration dehumidification device and method |
| CN110408447A (en) * | 2019-08-31 | 2019-11-05 | 中国石油集团川庆钻探工程有限公司 | Natural gas dehydration method for shale gas pilot production operation |
| CN110540884A (en) * | 2019-09-30 | 2019-12-06 | 中国石油集团川庆钻探工程有限公司 | Natural gas dehydration device for shale gas pilot production operation |
| CN110617049A (en) * | 2019-09-30 | 2019-12-27 | 中国石油集团川庆钻探工程有限公司 | A dehydration cooling system for well head natural gas |
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Application publication date: 20121226 |