CN105080228A - Primary separation device for low-pressure gas well conveying pipeline - Google Patents
Primary separation device for low-pressure gas well conveying pipeline Download PDFInfo
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- CN105080228A CN105080228A CN201510574807.0A CN201510574807A CN105080228A CN 105080228 A CN105080228 A CN 105080228A CN 201510574807 A CN201510574807 A CN 201510574807A CN 105080228 A CN105080228 A CN 105080228A
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- core cylinder
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Abstract
The invention discloses a primary separation device for a low-pressure gas well conveying pipeline. The primary separation device comprises a tank body, wherein a gas inlet and a gas outlet are formed in the two sides of the tank body; a filtering element cylinder is arranged in the tank body; the gas inlet is opposite to the side wall of the filtering element cylinder; the top end of the filtering element cylinder is inclined and is opposite to the gas outlet; a bent separation filtering screen which points to the top end direction along the bottom end of the filtering element cylinder is arranged at the bottom end of the filtering element cylinder; a plurality of layered filtering screens are mounted on the side walls, corresponding to the gas inlet and the gas outlet, of the filtering element cylinder, and the multiple layered filtering screens positioned on the two side walls of the filtering element cylinder are staggered; the layered filtering screens are semicircular. The bottom of the filtering element barrel in the primary separation device is the upwards bent separation filtering screen, so that the distance that the liquid enters the filtering element cylinder after being diverted to move upwards is increased, namely after the kinetic energy of the rest of the liquid is consumed after being converted into potential energy during diverting and rising, the liquid cannot continuously move upwards and directly falls to the bottom of the tank body; therefore, gas-liquid separation in a mixture is finally realized.
Description
Technical field
The present invention relates to a kind of filter, specifically refer to low-pressure gas well feed-line primary separation device.
Background technology
In the recovery process in oil field, there is subnormal pressure in part oil field, brings certain difficulty to well workover, and part gas well low pressure is exploited, and shakes out and buries stratum and cannot clear up in time, gas well yield reduced and even stops production.Under the supplementary information not having external energy, implement underground work, the pollution of workover fluid formation is more and more serious, makes to act on the rear discharge opeing cycle constantly to extend.Therefore, no matter be all need to carry out pressurized treatment to such gas well when exploitation or discharge opeing.In prior art, Gasjack unit can carry out gas water mixed delivery, and namely unit carries separator, and the liquid after separation enters gas transmission line in company with supercharging gas.But it is less to carry separator disposal ability, this day process lifting rate is less than 15 sides, and when various gas well liquid measure is comparatively large, or have strand dress liquid discharge current, cause feed liquor in unit to cause equipment out of use, may cause large damage simultaneously to unit, recovering difficulty increases.
Summary of the invention
The invention provides low-pressure gas well feed-line primary separation device, solve in recovery process and easily occur the problem of stopping using of intaking in supercharging unit, increase the gas-water separation disposal ability of supercharging unit simultaneously.
Object of the present invention reaches by the following technical programs:
The present invention includes tank body, comprise tank body, described tank body both sides are provided with air inlet and gas outlet, filter core cylinder is arranged in tank body, described air inlet is just to filter core cylinder sidewall, described filter core cylinder top tilts and just to described gas outlet, is provided with points to separation filter screen bending in its top orientation along filter core cylinder bottom in described filter core cylinder bottom, and the filter opening aperture of described separation filter screen is greater than the filter opening aperture that described filter core cylinder carries; The corresponding air inlet of described filter core cylinder and gas outlet sidewall are provided with multiple layering filter screen, and multiple layering filter screen be positioned on filter core cylinder two side is crisscross arranged, described layering filter screen is semicircle.In prior art, the gas production operation for low-pressure gas well needs to use supercharging unit and could be extracted out by natural gas smoothly, and the liquid that can carry part in the natural gas extracted out is transferred in band pipeline together, and the present invention is installed between gas well and supercharging unit.During work, the gas-liquid mixture extracted out enters in tank body by air inlet, by colliding between swiftly flowing gas-liquid mixture and filter core cylinder, portion gas enters into the opposite side of tank body by the filter screen on filter core cylinder, and liquid is then stopped by filter core cylinder outer wall and carries over down the bottom sliding to tank body, another part gas-liquid mixture is moving down along the annular section between filter core cylinder and inner tank wall, until the bottom of filter core cylinder, owing to leaving certain gap between filter core cylinder bottom and tank base, the gas-liquid mixture then moved down can assemble break-in in this gap area, namely moved up by filter core cylinder bottom vertical until discharged by gas outlet, liquid in gas-liquid mixture is when the inner tank wall near air inlet side moves down, the momentum summation formed in decline process by himself initial velocity and self gravitation, tank base is slided under making most liquid phase all directly, realize most gas-liquid separation, the liquid of remainder then moves on the generation break-in of filter core cylinder bottom starts with gas, the separation filter screen of bottom for being bent upwards of filter core cylinder in the present invention, and then the distance entering into filter core cylinder inside after making liquid move in break-in increases, namely the kinetic energy of the liquid of remainder is after through break-in and when rising, kinetic energy is converted to the consumption of potential energy, cannot continue to realize moving, then directly fall to tank base, finally realize the gas-liquid separation between mixture, enter into when avoiding the liquid remained to be carried by gas outlet cause after in supercharging unit inactive, also increase the separation capacity of supercharging unit simultaneously.
Wherein, gas-liquid mixture is after entering into the annular section between filter core cylinder and inner tank wall, contact with the layering filter screen on filter core cylinder sidewall step by step, make the liquid in gas-liquid mixture directly be layered filter screen tackled, remaining gas is the unrestricted bottom directly moving to filter core cylinder then, increases the separative efficiency of liquid in gas-liquid mixture further; And the layering filter screen being positioned at filter core cylinder both sides is crisscross arranged, one end, interval distance between the excircle of semicircular layering filter screen and inner tank wall, can ensure that gas-liquid mixture is while being separated step by step, mist can also be avoided to cause air current flow to have some setbacks at the localized clusters of tank body.
Be provided with bottom described filter core cylinder along the bending collection filter screen in the direction of tank body orientation of its axis bottom it, and in the upper end of described collection filter screen, corrugated screens be installed.The solid impurity of minority is there will be in gas-liquid mixture, and move to bottom filter core cylinder at gas-liquid mixture after the first filtration of experience filter core cylinder sidewall, because the size of solid impurity is larger, cannot directly by filter core cylinder and separation filter screen, therefore the solid impurity be separated directly is lost in corrugated screens, corrugated screens, refer to that its outer surface is wavy screen pack, its surface area, much larger than the flat screen of comparable size, effectively can be avoided the upper surface of filter screen blocked and cause liquid decline to have some setbacks; The air-flow divided due to tank body middle and upper part continues through, therefore the air pressure that tank body middle and upper part is divided is less than the air pressure of tank base, and be positioned at the liquid meeting two-way pressure imbalance of tank base and occur springing up, collection filter screen outstanding downwards is then mainly used in calming down the liquid of accumulation of tank base, and then ensures the even running of tank body.
The filter opening aperture of described corrugated screens is greater than the filter opening aperture of described collection filter screen.As preferably, the filter opening aperture of corrugated screens is greater than the aperture of collecting filter screen, solid impurity in corrugated screens can be fallen to smoothly and collect on filter screen, avoid the air current flow that the impurity in corrugated screens too much affects tank base and the bearing capacity reduced in corrugated screens, prevent it impaired.
Also comprise blowoff valve, described blowoff valve is arranged on tank body bottom.As preferably, the liquid that tank base is collected can be discharged by the blowoff valve of installation in time, avoid the liquid of tank interior overstock too much and affect the normal work of filter core cylinder.
The present invention compared with prior art, there is following advantage and beneficial effect:
1, the separation filter screen of bottom for being bent upwards of filter core cylinder in the present invention, and then the distance entering into filter core cylinder inside after making liquid move in break-in increases, namely the kinetic energy of the liquid of remainder is after through break-in and when rising, kinetic energy is converted to the consumption of potential energy, cannot continue to realize moving, then directly fall to tank base, finally realize the gas-liquid separation between mixture, enter into when avoiding the liquid remained to be carried by gas outlet and cause inactive after in supercharging unit, also increase the separation capacity of supercharging unit simultaneously;
2, in the present invention, the filter opening aperture of corrugated screens is greater than the aperture of collecting filter screen, solid impurity in corrugated screens can be fallen to smoothly and collect on filter screen, avoid the air current flow that the impurity in corrugated screens too much affects tank base and the bearing capacity reduced in corrugated screens, prevent it impaired.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Wherein, the parts title that Reference numeral is corresponding is as follows:
1-air inlet, 2-tank body, 3-corrugated screens, 4-collection filter screen, 5-gas outlet, 6-filter core cylinder, 7-are separated filter screen, 8-blowoff valve, 9-layering filter screen.
Detailed description of the invention
Embodiment 1
As shown in Figure 1, the present embodiment comprises tank body 2, described tank body 2 both sides are provided with air inlet 1 and gas outlet 5, filter core cylinder 6 is arranged in tank body 2, described air inlet 1 is just to filter core cylinder 6 sidewall, described filter core cylinder 6 top tilts and just to described gas outlet 5, is provided with points to separation filter screen 7 bending in its top orientation along filter core cylinder 6 bottom in described filter core cylinder 6 bottom, and the filter opening aperture of described separation filter screen 7 is greater than the filter opening aperture that described filter core cylinder 6 carries; The corresponding air inlet of described filter core cylinder 61 and gas outlet 5 sidewall are provided with multiple layering filter screen 9, and multiple layering filter screen 9 be positioned on filter core cylinder 6 two side is crisscross arranged, described layering filter screen 9 is semicircle.
During work, the gas-liquid mixture extracted out enters in tank body 2 by air inlet 1, by colliding between swiftly flowing gas-liquid mixture and filter core cylinder 6, portion gas enters into the opposite side of tank body 2 by the filter screen on filter core cylinder 6, and liquid is then stopped by filter core cylinder 6 outer wall and carries over down the bottom sliding to tank body 2, another part gas-liquid mixture is moving down along the annular section between filter core cylinder 6 and tank body 2 inwall, until the bottom of filter core cylinder 6, certain gap is left between bottom filter core cylinder 6 bottom and tank body 2, the gas-liquid mixture then moved down can assemble break-in in this gap area, namely moved up by filter core cylinder 6 bottom vertical until discharged by gas outlet 5, liquid in gas-liquid mixture is when tank body 2 inwall near air inlet 1 side moves down, the momentum summation formed in decline process by himself initial velocity and self gravitation, slide to bottom tank body 2 under making most liquid phase all directly, realize most gas-liquid separation, the liquid of remainder then moves on the generation break-in of filter core cylinder 6 bottom starts with gas, the separation filter screen 7 of bottom for being bent upwards of filter core cylinder 6 in the present invention, and then the distance entering into filter core cylinder 6 inside after making liquid move in break-in increases, namely the kinetic energy of the liquid of remainder is after through break-in and when rising, kinetic energy is converted to the consumption of potential energy, cannot continue to realize moving, then directly fall to bottom tank body 2, finally realize the gas-liquid separation between mixture, enter into when avoiding the liquid remained to be carried by gas outlet 5 cause after in supercharging unit inactive, also increase the separation capacity of supercharging unit simultaneously.
Wherein, gas-liquid mixture is after entering into the annular section between filter core cylinder 6 and tank body 2 inwall, contact with the layering filter screen 9 on filter core cylinder 6 sidewall step by step, make the liquid in gas-liquid mixture directly be layered filter screen 9 tackled, remaining gas is the unrestricted bottom directly moving to filter core cylinder 6 then, increases the separative efficiency of liquid in gas-liquid mixture further; And the layering filter screen 9 being positioned at filter core cylinder 6 both sides is crisscross arranged, one end, interval distance between the excircle of semicircular layering filter screen 9 and tank body 2 inwall, can ensure that gas-liquid mixture is while being separated step by step, mist can also be avoided to cause air current flow to have some setbacks at the localized clusters of tank body 2.
Be provided with bottom described filter core cylinder 6 along the bending collection filter screen 4 in the direction of tank body 2 orientation of its axis bottom it, and in the upper end of described collection filter screen 4, corrugated screens 3 be installed.The solid impurity of minority is there will be in gas-liquid mixture, and move to bottom filter core cylinder 6 at gas-liquid mixture after the first filtration of experience filter core cylinder 6 sidewall, because the size of solid impurity is larger, cannot directly by filter core cylinder 6 and separation filter screen 7, therefore the solid impurity be separated directly is lost in corrugated screens 3, corrugated screens 3, refer to that its outer surface is wavy screen pack, its surface area, much larger than the flat screen of comparable size, effectively can be avoided the upper surface of filter screen blocked and cause liquid decline to have some setbacks; The air-flow divided due to tank body 2 middle and upper part continues through, therefore the air pressure that tank body 2 middle and upper part is divided is less than the air pressure bottom tank body 2, and the liquid be positioned at bottom tank body 2 is understood two-way pressure imbalance and occurs springing up, collection filter screen 4 outstanding downwards is then mainly used in calming down the liquid of the accumulation bottom tank body 2, and then ensures the even running of tank body 2.
As preferably, the filter opening aperture of corrugated screens 3 is greater than the aperture of collecting filter screen 4, solid impurity in corrugated screens 3 can be fallen to smoothly and collect on filter screen 4, the air current flow avoiding the impurity in corrugated screens 3 too much to affect bottom tank body 2 and the bearing capacity reduced in corrugated screens 3, prevent it impaired.
As preferably, the liquid of tank body 2 bottom collection can be discharged by the blowoff valve 8 of installation in time, avoid the liquid of tank body 2 inside overstock too much and affect the normal work of filter core cylinder 6.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. low-pressure gas well feed-line primary separation device, comprise tank body (2), described tank body (2) both sides are provided with air inlet (1) and gas outlet (5), filter core cylinder (6) is arranged in tank body (2), it is characterized in that: described air inlet (1) is just to filter core cylinder (6) sidewall, described filter core cylinder (6) top tilt and just to described gas outlet (5), be provided with in described filter core cylinder (6) bottom and point to separation filter screen (7) bending in its top orientation along filter core cylinder (6) bottom, the filter opening aperture of described separation filter screen (7) is greater than the filter opening aperture that described filter core cylinder (6) carries, described filter core cylinder (6) corresponding air inlet (1) and gas outlet (5) sidewall are provided with multiple layering filter screen (9), and multiple layering filter screen (9) be positioned on filter core cylinder (6) two side is crisscross arranged, described layering filter screen (9) is semicircle.
2. low-pressure gas well feed-line primary separation device according to claim 1, it is characterized in that: be provided with in described filter core cylinder (6) bottom along the bending collection filter screen (4) in the direction of tank body (2) orientation of its axis bottom it, and in the upper end of described collection filter screen (4), corrugated screens (3) be installed.
3. low-pressure gas well feed-line primary separation device according to claim 2, is characterized in that: the filter opening aperture of described corrugated screens (3) is greater than the filter opening aperture of described collection filter screen (4).
4. low-pressure gas well feed-line primary separation device according to claim 1, it is characterized in that: also comprise blowoff valve (8), described blowoff valve (8) is arranged on tank body (2) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510574807.0A CN105080228A (en) | 2015-09-11 | 2015-09-11 | Primary separation device for low-pressure gas well conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510574807.0A CN105080228A (en) | 2015-09-11 | 2015-09-11 | Primary separation device for low-pressure gas well conveying pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105080228A true CN105080228A (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510574807.0A Pending CN105080228A (en) | 2015-09-11 | 2015-09-11 | Primary separation device for low-pressure gas well conveying pipeline |
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| Country | Link |
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| CN (1) | CN105080228A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106166420A (en) * | 2016-08-23 | 2016-11-30 | 成都正升能源技术开发有限公司 | There is the gas-liquid separating method of explosion prevention function |
Citations (8)
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| US7935161B1 (en) * | 2010-03-23 | 2011-05-03 | Bulkmatic Transport Company | Filter cartridge with mounting apparatus and method of filter replacement for a cyclonic separation system |
| CN203429149U (en) * | 2013-08-27 | 2014-02-12 | 成都添益天然气压缩机制造有限公司 | Natural gas filter |
| CN203447899U (en) * | 2013-08-28 | 2014-02-26 | 个旧市云新有色电解有限公司 | Spiral flow guide steam-water separator |
| CN203764076U (en) * | 2014-04-08 | 2014-08-13 | 中国矿业大学 | Efficient dust-filtering separator for mine |
| CN203816363U (en) * | 2014-05-16 | 2014-09-10 | 云南玉溪水松纸厂 | Steam-liquid separator for recovering printing organic waste gases |
| CN204073676U (en) * | 2014-09-26 | 2015-01-07 | 宁波市鄞州骏捷气动工具厂 | Compressed-air filter |
| CN104436968A (en) * | 2014-12-04 | 2015-03-25 | 常州市常液液压件有限公司 | Air-water separator of air compressor |
| CN204952485U (en) * | 2015-09-11 | 2016-01-13 | 成都正升能源技术开发有限公司 | Gas well feed line preprocessing device |
-
2015
- 2015-09-11 CN CN201510574807.0A patent/CN105080228A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7935161B1 (en) * | 2010-03-23 | 2011-05-03 | Bulkmatic Transport Company | Filter cartridge with mounting apparatus and method of filter replacement for a cyclonic separation system |
| CN203429149U (en) * | 2013-08-27 | 2014-02-12 | 成都添益天然气压缩机制造有限公司 | Natural gas filter |
| CN203447899U (en) * | 2013-08-28 | 2014-02-26 | 个旧市云新有色电解有限公司 | Spiral flow guide steam-water separator |
| CN203764076U (en) * | 2014-04-08 | 2014-08-13 | 中国矿业大学 | Efficient dust-filtering separator for mine |
| CN203816363U (en) * | 2014-05-16 | 2014-09-10 | 云南玉溪水松纸厂 | Steam-liquid separator for recovering printing organic waste gases |
| CN204073676U (en) * | 2014-09-26 | 2015-01-07 | 宁波市鄞州骏捷气动工具厂 | Compressed-air filter |
| CN104436968A (en) * | 2014-12-04 | 2015-03-25 | 常州市常液液压件有限公司 | Air-water separator of air compressor |
| CN204952485U (en) * | 2015-09-11 | 2016-01-13 | 成都正升能源技术开发有限公司 | Gas well feed line preprocessing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106166420A (en) * | 2016-08-23 | 2016-11-30 | 成都正升能源技术开发有限公司 | There is the gas-liquid separating method of explosion prevention function |
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| PB01 | Publication | ||
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Application publication date: 20151125 |