CN101187297B - Closed sand-washing sand-removing oil-collecting technology for oil and water well, and device therefor - Google Patents
Closed sand-washing sand-removing oil-collecting technology for oil and water well, and device therefor Download PDFInfo
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- CN101187297B CN101187297B CN2007101696848A CN200710169684A CN101187297B CN 101187297 B CN101187297 B CN 101187297B CN 2007101696848 A CN2007101696848 A CN 2007101696848A CN 200710169684 A CN200710169684 A CN 200710169684A CN 101187297 B CN101187297 B CN 101187297B
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Abstract
The invention relates to a closed sand-washing sand-riffling oil-receiving technology and device of an oil-water well, the technology adopts a comprehensive matched device which integrates multi functions of a bicycle, continuous desanding, mechanical sand draining, closed circulation, oil storage and recovery, liquid level monitoring, sand surface detecting, continuous fluid supply, liquid volume measurement, liquid level outlook, and oiling and cleaning. The invention is utilized for the operation of oil, sand washing of a well, sand removing, and oil receiving. The device comprises a closed sand riffling system, an oil storage circulation tank, an oiling and washing system, a water supply metered system, and a lower car bearing. Utilizing the technology and device to wash sand, to riffle sand, and to receive sand is beneficial for reducing the cost of base oil, improving base oil of base oil, protecting environment, and lightening labor intensity of workers, which is beneficial forpopularizing and application.
Description
Technical field:
The present invention relates to a kind of ground equipment system and process that is used for oilfield oil well sand washing, desanding, the operation of receipts oil.
Background technology:
Along with oil field development and prolongation oily, the well production time, oil-water well shakes out and is on the rise, and the sand washing well in operation constantly increases, and workload increases.At present, oil is carried out at the scene, during well sand washing operation, usually the ground eddy flow desanding device that adopts has only simple circulation desanding pond function, when adopting uncovered oil storage pool in ground and circulation desanding pond, the crude oil that the well internal return goes out (particularly viscous crude) is introduced into oil storage pool, because temperature descends, viscosity increases rapidly, buy oil with pump and to reclaim very difficultly, cause crude oil waste and environment pollution easily, in addition, desanding pond and oil storage pool all need with large crane and trailer roping, and need the artificial handling that cooperates, expend large number quipments and manpower, and often because the untimely normal construction that influences the sand washing operation in roping pond.If adopt common pond and desanding device, then need manpower to clear up the silt particle that sinks in the pond with spade, labour intensity is bigger, and work efficiency is low.
Summary of the invention:
The object of the present invention is to provide a kind of oil-water well airtight sand washing desanding oil-collecting device and the process that can avoid crude resources waste and environment pollution also can save manpower equipment operating cost greatly.
Technical scheme of the present invention is as follows:
The airtight sand washing desanding of the oil-water well oil-collecting device that the invention provides use is made up of airtight desanding system, oil storage circulating tank, the purging system of buying oil, water measurement system and carrying end car five parts, the purging system of buying oil is installed in carrying car front portion, the end, the oil storage circulating tank is installed in carrying end car middle part, and airtight desanding system and continuous water supply metering system are installed in carrying end tailstock portion respectively.Wherein, airtight desanding system is by three desanders, sand deposition hopper, spy abrasive cone valve face, gland, assembly pulley, liquid discharging tube butterfly valve, sediment outflow pipe butterfly valve and be connected manifold and constitute, three desander Lower Halves place in the sand deposition hopper, the sand deposition hopper top outer is provided with gland and two assembly pulleys, by wire rope hanging the sand of spy face cone valve is arranged in the sand deposition hopper, bottom outside is provided with sediment outflow pipe butterfly valve and liquid discharging tube butterfly valve; The sand deposition hopper top is provided with and the oil storage tank connected overflow manifold that circulates, and connects with manifold between the desander; Oil storage circulating tank top is provided with sealing and cleans lid, liquid feeding port lid and observation panel, the back lower place is provided with the tapping manifold, and a big jar rear portion is equipped with a jar interior liquid level detection device, is convenient in time grasp the height of circulation tank level, understand the size of down-hole sand cleaning fluid wastage simultaneously, help safe sand washing.The purging system of buying oil is made of lobe pump, the manifold of buying oil, liquid inlet joint and outlet connection, and lobe pump is by the carrying vehicle motor driven, and both sides are connected with outlet tandem head with the manifold of buying oil respectively.The continuous water supply metering system is by reversal valve, flow meter and be connected manifold and constitute, and connects on the manifold reversal valve and flow meter are housed.When oil, well sand washing operation, draw full sand cleaning fluid to open circulating tank to the sand washing well site, connect the water supply manifold and draw flow container and water supply manifold and cementing truck pipeline, by cementing truck the sand cleaning fluid in the circulating tank is squeezed in the well about 1/3 then, change into by reversal valve then and draw tank truck to supply water, the crude oil that replaces out directly enters in the circulating tank by manifold.After washing out the interior crude oil of well, sand washing circulates, can close into jar passage rapidly, open into desander passage simultaneously, load fluid enters the one-level desander by manifold, high velocity liquid stream is along its inner conical surface rotation, silt particle gets rid of to wall under centrifugal action, glides at the effect lower edge of silt particle self gravitation and current wall then, enters in the sand deposition hopper from bottom outlet, because the hydrocyclone bottom diameter is less, the liquid measure of discharging is also less, and the diameter of desander is very big, so liquid stream upward velocity is very slow, silt particle is fully precipitated in sand deposition hopper, another part contains the liquid of fine silt, rises along the rotation of desander middle part, under the effect of system pressure, enter the less secondary desander of two diameters in parallel through the top manifold and proceed the eddy flow desanding, fine silt is discharged to sedimentation in the sand deposition hopper equally; When silt particle is deposited to when a certain amount of, can pass through what of assembly pulley, wire rope and the soft spy sand deposition hopper of spy sand face cone valve inner product sand, sand setting can be discharged by sediment outflow pipe butterfly valve more for a long time, and cone valve cuts out the sediment outflow passage along with the sand face moves down into conical valve base in the sediment outflow process, avoid a large amount of sand cleaning fluids to leak, close the dish valve then, mention the detection cone valve, fix wire rope, transfer the soft spy sand of cone valve face once more Deng a period of time, repeat above operation and can realize visiting the operation of sand face sediment outflow.Through twin-stage desanding effect, cleaner sand cleaning fluid enters in big jar by manifold and recycles, flow and discharge the sand-laden fluid that enters in the sand deposition hopper through twin-stage hydrocyclone bottom outlet, through sufficient gravity settling separation, silt particle is deposited in the sand deposition hopper gradually, liquid stream overflows through top manifold, together enter in the circulating tank then with after converging from desander returning fluid stream by peep hole, be convenient in time to grasp sand cleaning fluid and return artificial situation, help safe sand washing, cleaner sand cleaning fluid continues to participate in the operation of circulation sand-flushing by the water supply manifold.At this moment, can measure the consumption of circulation fluid through flow meter.
It is to adopt aforesaid the collection from walking, desanding continuously, mechanical sediment outflow, sealing and circulating, oil storage recovery, liquid level monitoring, the detection of sand face, continuous liquid supply, liquid volume measurement, liquid level Liao to hope, buy oil and clean the device of forming a complete and comprehensive system for collecting real estate fees of multiple function that oily process is received in the airtight sand washing desanding of this kind oil-water well, carries out oil-water well sand washing, desanding, the operation of receipts oil.The essential implementation of this process is as follows:
1, makes the airtight sand washing of oil-water well, desanding, the oil-collecting device (apparatus structure sees aftermentioned for details) that installation has above-mentioned multiple function;
2, the sand washing operation field is installed: this device is connected with cementing truck with water-tank lorry respectively, the cementing truck outlet is connected with the import of well head sand flushing device, this device is connected with the outlet of well head sand flushing device, constitutes airtight sand washing desanding oil-collecting technology flow process;
3, execute-in-place:
(1) desanding sediment outflow operation: the handling by wire rope in time get rid of the silt particle of separating in the load fluid by the sediment outflow butterfly switch then, and the control effluent discharge reduces environment pollution to ground apart from understanding what of silt particle in the sand deposition hopper;
(2) oil storage cycling: observe a jar interior liquid level height by the oil storage tank level monitoring device and in time replenish sand cleaning fluid or self-loopa sand-flushing; Return artificial situation by load fluid in the watch window observation well and take the fluid infusion circulation and provide a jar circulation sand washing for oneself, in time understand down-hole sand cleaning fluid leakage situation, guarantee safe sand washing;
(3) sand washing circulation manifold operating gate: can connect two water pots at bigger scene simultaneously and be used for alternately moisturizing sand washing, get the sand washing desanding device during operation earlier and provide the circulation fluid of oil storage circulating tank interior about 1/3 for oneself, adopt two water pot continuous liquid supplies by reversal valve control then; After jar advances in outlet returning fluid, observe the tank level situation of change, take to provide for oneself a jar feed flow, and keep a jar interior liquid level to be in certain altitude, avoid liquid stream tank boil-overs contaminated equipment and scene by three way cock control;
(4) cleaning operation of buying oil: start oil pump as required and accelerate to drain the oil the speed of discharging water, after sand washing desanding jar uses certain hour, connect and clean manifold and start lobe pump, big discharge capacity cyclic flusher jar bed mud sand is then outside the drain tank.
Oil-water well provided by the invention airtight sand washing desanding oil-collecting device and process are easy to implement; simple to operate; the device that is adopted integrates from walking, desanding continuously, mechanical sediment outflow, sealing and circulating, oil storage recovery, liquid level monitoring, the detection of sand face, continuous liquid supply, liquid volume measurement, liquid level Liao to be hoped, buys oil and clean multiple function; utilize this device and process to carry out sand washing, desanding, the operation of receipts oil helps reducing the crude oil waste, improves crude oil recovery rate, environmental protection and alleviates labor strength, be suitable for and apply.
Description of drawings:
Fig. 1 is a job site of the present invention scheme of installation.Fig. 2, Fig. 3, Fig. 4 are that technological process of the present invention, apparatus connect the three-dimensional view.
The specific embodiment:
Among Fig. 1, I is a cementing truck, and II is a water-tank lorry, and III is airtight sand washing desanding oil-collecting device, and IV is the well head sand flushing device.
As Fig. 2,3, shown in 4, airtight this device of sand washing desanding by the utility model by airtight desanding system, the continuous water supply metering system, the oil storage circulating tank, purging system and carrying end car five parts of buying oil are formed, the purging system of buying oil is installed in carrying car front portion, the end, the oil storage circulating tank is installed in the carrying vehicle middle part, airtight desanding system and continuous water supply metering system are installed in carrying end tailstock portion respectively, each system architecture, assembled relation is as follows: airtight desanding system---by desander 2,3, sand deposition hopper 4, the return main 8, sand deposition hopper bleed off pipe 9, secondary desander bleed off pipe 10, one-level desander bleed off pipe 11, assembly pulley 12, gland 13, wire rope 14, advance desanding organ pipe 15, fuel-displaced tube for entering can 16, two position switching valves 17, gate valve 18, well head returns out joint 19, sediment outflow pipe butterfly valve 31, visit sand face cone valve 32, the butterfly valve 34 that discharges water constitutes, twin-stage hydrocyclone 2,3 bottoms place in the sand deposition hopper 4, and in sand deposition hopper, be provided with and visit sand face cone valve 32, be suspended on wire rope 14 lower ends, sand deposition hopper 4 tops are provided with gland 13 and assembly pulley 12, the bottom is provided with the sediment outflow pipe butterfly valve 31 and the butterfly valve 34 that discharges water, wherein, desander 2,3 is one, the secondary desander, adopt 400 types and 300 type hydrocyclones respectively, second level parallel connection.Sand deposition hopper 4 is that a top is that cylindrical, bottom is the seal funnel of taper, makes of iron sheet, and its maximum size is Φ 1500 * 1300mm.Visit sand face cone valve 32 and be of a size of Φ 150 * 40mm, the upper end is hung by wire rope, and the side is the tapering sealing surface.Gland 13 is the hollow sealing short circuit of Φ 70 * 400mm.Sediment outflow butterfly valve 31 adopts 100 type butterfly valves, is standard component.
The continuous water supply metering system---constitute by cementing truck upper hose joint 20, flow meter 21, three position directional valve 22, water supply line joint 23, circulation manifold 24, tipping has three position directional valve 22 and flow meter 21 on the circulation manifold 24, and is connected with cementing truck upper hose joint 20 with water supply line 23 respectively.
The oil storage circulating tank---by big by jar 1, sealing clean cover 5, liquid feeding port lid 6, watch window 7, level monitoring device 30, the butterfly valve 33 of draining the oil constitute, sealing is cleaned and cover 5, liquid feeding port lid 6, watch window 7 are arranged on big jar of 1 top, and the level monitoring device 30 and the butterfly valve 33 of draining the oil are separately positioned on big jar 1 rear side and bottom.Wherein, big jar 1 is the horizontal big jar of 17m3 of approximate ellipsoidal.
The purging system of buying oil---by pipe 25, two position switching valves 26 of buying oil, clean water supply pipe joint 27, lobe pump 28, discharge pipe joint 29 and constitute, lobe pump 28 is driven by end car engine, the one side is connected with the pipe 25 of buying oil with cleaning water supply pipe joint 27 respectively by two position switching valves 26, and opposite side is connected with discharge pipe joint 29.
Carrying end car adopts car at the bottom of four bridges of clean supporting capacity 25T, also can adopt skid type, pull type and two class chassis to install.
Claims (2)
1. the airtight sand washing desanding of oil-water well oil-collecting device, by the oil storage circulating tank, airtight desanding system, the continuous water supply metering system, the purging system of buying oil is formed with carrying end car, the purging system of buying oil is installed in carrying car front portion, the end, the oil storage circulating tank is installed in carrying end car middle part, airtight desanding system and continuous water supply metering system are installed in carrying end tailstock portion respectively, it is characterized in that: airtight desanding system is by twin-stage hydrocyclone (2), (3), sand deposition hopper (4), return main (8), sand deposition hopper bleed off pipe (9), secondary desander bleed off pipe (10), one-level desander bleed off pipe (11), assembly pulley (12), gland (13), wire rope (14), advance desanding organ pipe (15), fuel-displaced tube for entering can (16), two position switching valves (17), gate valve (18), well head returns out joint (19), sediment outflow pipe butterfly valve (31), visit sand face cone valve (32), the butterfly valve (34) that discharges water constitutes, twin-stage hydrocyclone (2), (3) bottom places in the sand deposition hopper (4), and in sand deposition hopper, be provided with and visit sand face cone valve (32), visit sand face cone valve (32) and be suspended on wire rope (14) lower end, sand deposition hopper (4) top is provided with gland (13) and assembly pulley (12), and the bottom is provided with sediment outflow pipe butterfly valve (31) and the butterfly valve that discharges water (34);
The continuous water supply metering system---constitute by cementing truck upper hose joint (20), flow meter (21), three position directional valve (22), water supply line joint (23), circulation manifold (24), circulation manifold (24) is gone up tipping three position directional valve (22) and flow meter (21), three position directional valve (22) is connected with water supply line joint (23), and flow meter (21) is connected with cementing truck upper hose joint (20);
The oil storage circulating tank---clean lid (5), liquid feeding port lid (6), watch window (7), level monitoring device (30), the butterfly valve of draining the oil (33) formation by big jar (1), sealing, lid (5), liquid feeding port lid (6) are cleaned in sealing, watch window (7) is arranged on big jar of (1) top, and level monitoring device (30) and the butterfly valve of draining the oil (33) are separately positioned on big jar of (1) rear side and bottom;
The purging system of buying oil---by the pipe (25) of buying oil, two position switching valves (26), clean water supply pipe joint (27), lobe pump (28), discharge pipe joint (29) and constitute, lobe pump (28) is driven by end car engine, the one side is connected with the pipe (25) of buying oil with cleaning water supply pipe joint (27) respectively by two position switching valves (26), and opposite side is connected with discharge pipe joint (29);
Carrying end car adopts car at the bottom of four bridges of clean supporting capacity 25T, also can adopt two class chassis of skid type, pull type.
2. oily process is received in the airtight sand washing desanding of oil-water well, it is characterized in that: this process is to adopt the airtight sand washing desanding of oil-water well as claimed in claim 1 oil-collecting device, carries out oil-water well sand washing, desanding, the operation of receipts oil; This device by oil storage circulating tank, airtight desanding system, continuous water supply metering system, buy oil purging system and the carrying end car form, the purging system of buying oil is installed in carrying car front portion, the end, the oil storage circulating tank is installed in carrying end car middle part, airtight desanding system and continuous water supply metering system are installed in carrying end tailstock portion respectively, and the essential implementation of this process is as follows:
(1), makes the airtight sand washing of oil-water well, desanding, the oil-collecting device that installation has above-mentioned multiple function;
(2), the sand washing operation field is installed: this device is connected with cementing truck with water-tank lorry respectively, the cementing truck outlet is connected with the import of well head sand flushing device, this device is connected with the outlet of well head sand flushing device, constitute airtight sand washing desanding and receive oily technological process;
(3), execute-in-place:
1. desanding sediment outflow operation: the handling by wire rope in time get rid of the silt particle of separating in the load fluid by the sediment outflow butterfly switch then, and the control effluent discharge reduces environment pollution to ground apart from understanding what of silt particle in the sand deposition hopper;
2. oil storage cycling: observe a jar interior liquid level height by the oil storage tank level monitoring device and in time replenish sand cleaning fluid or self-loopa sand-flushing; Return artificial situation by load fluid in the watch window observation well and take the fluid infusion circulation and provide a jar circulation sand washing for oneself, in time understand down-hole sand cleaning fluid leakage situation, guarantee safe sand washing;
3. sand washing circulation manifold operating gate: connect two water pots simultaneously and be used for alternately moisturizing sand washing, get in providing for oneself jar about 1/3 circulation fluid during operation earlier, adopt two water pot continuous liquid supplies by reversal valve control then; After jar advances in outlet returning fluid, observe the tank level situation of change, take to provide for oneself a jar feed flow, and keep a jar interior liquid level to be in certain altitude, avoid liquid stream tank boil-overs contaminated equipment and scene by three way cock control;
4. the cleaning operation of buying oil: start oil pump as required and accelerate to drain the oil the speed of discharging water, after sand washing desanding jar uses certain hour, connect and clean manifold and start lobe pump, big discharge capacity cyclic flusher jar bed mud sand is then outside the drain tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101696848A CN101187297B (en) | 2007-06-15 | 2007-11-16 | Closed sand-washing sand-removing oil-collecting technology for oil and water well, and device therefor |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200720012632.5 | 2007-06-15 | ||
| CN200720012632 | 2007-06-15 | ||
| CN2007101696848A CN101187297B (en) | 2007-06-15 | 2007-11-16 | Closed sand-washing sand-removing oil-collecting technology for oil and water well, and device therefor |
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| Publication Number | Publication Date |
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| CN101187297A CN101187297A (en) | 2008-05-28 |
| CN101187297B true CN101187297B (en) | 2011-06-22 |
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| CN2007101696848A Expired - Fee Related CN101187297B (en) | 2007-06-15 | 2007-11-16 | Closed sand-washing sand-removing oil-collecting technology for oil and water well, and device therefor |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635321B (en) * | 2012-05-07 | 2014-10-22 | 西南石油大学 | High-precision overflow monitoring method during well-drilling process |
| CN103485737B (en) * | 2013-08-30 | 2016-06-22 | 中国石油天然气集团公司 | Electricity drives skid well washing apparatus |
| CN103470200B (en) * | 2013-10-16 | 2016-05-25 | 通化石油化工机械制造有限责任公司 | Twin-stage desanding treater of sand-washing fluid |
| CN104407099B (en) * | 2014-10-16 | 2016-06-08 | 中国海洋石油总公司 | Sand cleaning fluid performance test methods |
| CN114165178A (en) * | 2021-11-01 | 2022-03-11 | 中石化四机石油机械有限公司 | Integrated treatment device for reverse drainage of desander |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1243046A (en) * | 1999-08-08 | 2000-02-02 | 胜利石油管理局孤东采油厂 | Oil-sand separating and treating apparatus |
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2007
- 2007-11-16 CN CN2007101696848A patent/CN101187297B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1243046A (en) * | 1999-08-08 | 2000-02-02 | 胜利石油管理局孤东采油厂 | Oil-sand separating and treating apparatus |
Non-Patent Citations (2)
| Title |
|---|
| 宋彦武.连续冲砂工艺技术的开发与应用.《石油机械》.2004,第32卷(第8期),第40-42页. * |
| 班玉龙.新型冲砂液处理车.《石油机械》.2006,第34卷(第8期),第65-66页. * |
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Granted publication date: 20110622 Termination date: 20121116 |