CN109209231A - A kind of fluid power pulsation casing pipe running device and method - Google Patents
A kind of fluid power pulsation casing pipe running device and method Download PDFInfo
- Publication number
- CN109209231A CN109209231A CN201811361384.4A CN201811361384A CN109209231A CN 109209231 A CN109209231 A CN 109209231A CN 201811361384 A CN201811361384 A CN 201811361384A CN 109209231 A CN109209231 A CN 109209231A
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- Prior art keywords
- casing
- fluid power
- running device
- fluid
- pulsed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000010349 pulsation Effects 0.000 title abstract description 11
- 239000002002 slurry Substances 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- 229920002472 Starch Polymers 0.000 claims 1
- 235000019698 starch Nutrition 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 239000000725 suspension Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000003370 grooming effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
Abstract
The invention belongs to oil drilling tool field more particularly to a kind of fluid power pulsation casing pipe running device and methods.The present invention is by being mounted on the grouting circulator of well head, the casing being connect with grouting circulator, and casing extends to the fluid power flutter valve of well inner part connection, the organic setting quoted shoes, help hoop, avoids well control risk brought by common suspension Casing running technology；The present invention generates axial vibrations in well cementing process, improves cementing quality, realizes the cased circulation with pressure of no top drive drilling, realizes mud and directly drives insertion casing and oil pressure actuated insertion casing；Fluid power flutter valve provided by the invention is designed by special fluid course, and fluid power flutter valve upper section set tube fluid is made to generate the pulse of pressure, and under the action of the pulse, casing generates axial stretching, forms casing string vibration.
Description
Technical field
The invention belongs to oil drilling tool field more particularly to a kind of fluid power pulsation casing pipe running device and methods.
Background technique
During extended reach well, horizontal cementing, because the borehole wall and sleeve friction power are big, casing tripping in situation of being obstructed is frequent
Occur.Traditional treatment method is to carry out circulation for a long time to reduce mill resistance to clear up pit shaft.The floating setting of casing skill used in recent years
Art can grind the problem of hindering with effective solution setting of casing, but also bring the problems such as well control risk increases.
Summary of the invention
The object of the present invention is to provide a kind of fluid power pulsation casing pipe running device and methods, it can not increase well control risk
Under the premise of, effectively solve the problems, such as that casing tripping in mill resistance is big；It can be improved cementing quality simultaneously.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of fluid power pulsation casing pipe running device, includes at least casing, further includes the grouting circulator for being mounted on well head, grouting follows
Loop device lower end is connected with casing, and casing extends to well inner part and is connected with fluid power flutter valve, and the lower end port of casing is connected with
Rotary guide shoe.
Further include helping hoop, hoop is helped to be connected between fluid power flutter valve and rotary guide shoe, helps upper end and the fluid power flutter valve of hoop
Lower port connection.
The fluid power flutter valve includes shell and fluid power pulse generating unit；The shell is hollow tubular, shell
Both ends have screw thread, interference is connected with fluid power pulse generating unit in shell.
The fluid power pulse generating unit is for column, and the leading portion of fluid power pulse generating unit is cylinder, back segment
For conical flow guiding section；Fluid power pulse generating unit center is equipped with pore, and fluid power pulse generating unit leading portion one end is along axial centre
Equipped with flow channel, the other end is symmetrically arranged with two outfluxes along cross-sectional direction.
The outflux is cylinder cavernous structure.
The flow channel includes the rectification section of leading portion taper contraction section and back segment rectangular section；Face flow channel is set
There is the deflection chamber being connected to flow channel, face deflection chamber is equipped with the vortex cavity being connected to deflection chamber, the two sides and whirlpool of vortex cavity
Stream chamber vertical direction is provided with outflux；Horizontal tangent direction is equipped with the first feedback channel above and below vortex cavity and the second feedback is logical
The both ends of road, the first feedback channel and the second feedback channel are connected to deflection chamber and vortex cavity respectively.
The flow channel, the first feedback channel, the second feedback channel, deflection chamber and vortex cavity cross section be square
Shape.
Grouting circulator is placed in well head first, hung below hook by a kind of cased method of fluid power pulsation,
Slurry outlet is inserted into casing；When setting of casing is obstructed, using grouting circulator, start the cycle over；When circulating mud flows through liquid
When power pulse valve, mud generates pressure fluctuation in casing, and casing string is driven to generate axial vibrations；Under the action of shaking herein, set
Mill between tubing string and the borehole wall, which hinders, to be reduced, and casing can smooth tripping in；At this point, the tripping in casing in circulation, rotary guide shoe is in mud
The lower rotation of driving, carries out cleaning to shaft bottom where guide shoe swivel head and the borehole wall is modified.
Beneficial effects of the present invention:
1, the invention avoids well control risks brought by common suspension Casing running technology.
2, the present invention generates axial vibrations in well cementing process, improves cementing quality.
3, fluid power flutter valve provided by the invention is designed by special fluid course, is made in fluid power flutter valve upper section casing
Fluid generates the pulse of pressure, and under the action of the pulse, casing generates axial stretching, forms casing string vibration.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is guard system arrangement schematic diagram of trapping of the invention；
Fig. 2 is fluid power flutter valve structural schematic diagram of the invention；
Fig. 3 is fluid power pulsation valve core schematic diagram of the invention；
Fig. 4 is fluid power pulsation valve core runner schematic diagram of the invention；
Fig. 5 is fluid power pulsation valve core A-A diagrammatic cross-section of the invention；
Fig. 6 is fluid power flutter valve flow field velocity schematic vector diagram of the invention.
In figure, 1, grouting circulator；2, casing；3, shell；4, fluid power flutter valve；5, rotary guide shoe；6, hoop is helped；7, liquid
Power pulse generating unit；8, flow channel；9, outflux；10, deflection chamber；11, vortex cavity；The first feedback channel of 12-；13,
Two feedback channels.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Embodiment one:
A kind of fluid power pulsation casing pipe running device, includes at least casing 2 according to shown in Fig. 1-6,
It further include the grouting circulator 1 for being mounted on well head, grouting 1 lower end of circulator is connected with casing 2, and casing 2 extends to
Well inner part is connected with fluid power flutter valve 4, and the lower end port of casing 2 is connected with rotary guide shoe 5.
Preferably the fluid power flutter valve 4 includes shell 3 and fluid power pulse generating unit 7；During the shell 3 is
There is screw thread at blank pipe shape, the both ends of shell 3, and interference is connected with fluid power pulse generating unit 7 in shell 3.
Product mature in the market can be used in rotary guide shoe 5 used in the present invention, and is welded with firmly on wall on the outside
Matter alloy block makes rotary guide shoe increase borehole wall grooming function.
Grouting circulator 1 used in the present invention can be using the product of technology maturation in the market, as long as can be realized
Circulatory function with pressure.
It helps hoop 6 can be used used in the present invention and mature in the market helps hoop product.
Method of the present invention are as follows: grouting circulator 1 is placed in well head first, is hung below hook, mud
In outlet insertion casing.When setting of casing 2 is obstructed, using grouting circulator 1, start the cycle over.When circulating mud flows through fluid power
When pulse valve 4, mud generates pressure fluctuation in casing 2, and casing string is driven to generate axial vibrations.Under the action of shaking herein, set
Mill between tubing string and the borehole wall, which hinders, to be reduced, and casing 2 can smooth tripping in.At this point, the tripping in casing 2 in circulation, rotary guide shoe 5 is in mud
The lower rotation of slurry driving, carries out cleaning to shaft bottom where guide shoe swivel head and the borehole wall is modified.
Fluid power provided by the invention is pulsed setting of casing method, is a kind of grouting circulator, fluid power flutter valve, is helped hoop, revolves
Quote the low friction resistance casing tripping in method under shoes collective effect.After the completion of casing tripping in, start to inject cementing slurry.Solid
When cementing slurry for well flows through the fluid power flutter valve 4, cement slurry generates pressure fluctuation in casing 2, drives casing string to generate axial
Vibration.Under the action of shaking herein, the cement slurry in annular space can be finer and close, this improves cementing quality.
Embodiment two:
A kind of fluid power shown in -6 is pulsed casing pipe running device according to fig. 2, the fluid power pulse generating unit 7 be for column,
The leading portion of fluid power pulse generating unit 7 is cylinder, and back segment is conical flow guiding section；7 center of fluid power pulse generating unit is equipped with pipe
Hole, 7 leading portion one end of fluid power pulse generating unit are equipped with flow channel 8 along axial centre, and the other end is symmetrically set along cross-sectional direction
There are two outfluxes 9.
Preferably rectification section of the flow channel 8 including leading portion taper contraction section and back segment rectangular section；Face
Flow channel 8 is equipped with the deflection chamber 10 being connected to flow channel 8, and face deflection chamber 10 is equipped with the vortex cavity being connected to deflection chamber 10
11, the two sides of vortex cavity 11 and 11 vertical direction of vortex cavity are provided with outflux 9；It is equipped with along about 11 horizontal tangent direction of vortex cavity
The both ends of first feedback channel 12 and the second feedback channel 13, the first feedback channel 12 and the second feedback channel 13 respectively with deflection
Chamber 10 is connected to vortex cavity 11.
The preferably flow channel 8, the first feedback channel 12, the second feedback channel 13, deflection chamber
10 and the cross section of vortex cavity 11 be rectangle.
Preferably the outflux 9 is cylinder cavernous structure.
As shown in fig. 6, fluid flows into deflection chamber 10 from flow channel 8 with certain flow velocity, due to wall-attached jet effect, stream
Body will deflect along a certain lateral flow of deflection chamber 10, and under the effect of 10 end side wall of deflection chamber, flow into vortex cavity 11
And it is flowed out from outflux 9.At this point, fluid will form vortex in deflection chamber 10, which plays the fluid flowed along upper side edge
To stabilization.As fluid continues to flow into vortex cavity 11, by vortex cavity 11 formed counter clockwise flow to vortex.It is being vortexed
Centrifugal action under, inlet pressure persistently increases.
With the reinforcement of fluid vortex in vortex cavity 11, segment fluid flow is guided along the first feedback channel and the second feedback channel
To 10 beginning of deflection chamber, then flow channel end, downward impact is generated to incident fluid, and incident fluid flow direction is forced to occur
Deflection, fluid flow under the effect of attached wall along 10 lower wall of deflection chamber.At this point, vortex is destroyed in vortex cavity 11, inlet pressure
It reduces.
As fluid constantly flows into vortex cavity 11 along 10 lower wall of deflection chamber, vortex clockwise is formed in vortex cavity 11,
Inlet pressure persistently increases again.So circulation makes input pressure generate pulse.
In conclusion the present invention makes casing 2 in fluid power by grouting circulator 1, fluid power flutter valve 4, rotary guide shoe 5
Under the action of flutter valve, the tube fluid of casing 2 generates pressure pulse.Under the action of the pulse, casing 2 generates axial stretch
Contracting forms casing string mechanical oscillation.Borehole wall mill that casing is generated during the having the beneficial effect that of the vibration reduces casing tripping in
Resistance；Increase back cementing slurry for well density, improves back well quality.Rotary guide shoe 5 under the driving of fluid, generates rotation in casing 2, leads to
It crosses the hard alloy blocks being welded thereon to modify the borehole wall, is further reduced the borehole wall and the mill of casing 2 is hindered.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as
Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ", "
The second " feature can explicitly or implicitly include at least one of the features.
Claims (8)
- The casing pipe running device 1. a kind of fluid power is pulsed, includes at least casing (2), it is characterised in that: further include the filling for being mounted on well head It starches circulator (1), grouting circulator (1) lower end is connected with casing (2), and casing (2) extends to well inner part and is connected with liquid Power flutter valve (4), the lower end port of casing (2) are connected with rotary guide shoe (5).
- The casing pipe running device 2. a kind of fluid power as described in claim 1 is pulsed, it is characterised in that: further include helping hoop (6), help hoop (6) it is connected between fluid power flutter valve (4) and rotary guide shoe (5), helps the upper end of hoop (6) and the lower port of fluid power flutter valve (4) Connection.
- The casing pipe running device 3. a kind of fluid power as described in claim 1 is pulsed, it is characterised in that: the fluid power flutter valve (4) Including shell (3) and fluid power pulse generating unit (7)；The shell (3) is hollow tubular, and there is screw thread at the both ends of shell (3), Shell (3) interior interference is connected with fluid power pulse generating unit (7).
- The casing pipe running device 4. a kind of fluid power as claimed in claim 3 is pulsed, it is characterised in that: the fluid power pulse generation dress It sets (7) and is as column, the leading portion of fluid power pulse generating unit (7) is cylinder, and back segment is conical flow guiding section；Fluid power pulse hair Generating apparatus (7) center is equipped with pore, and fluid power pulse generating unit (7) leading portion one end is equipped with flow channel (8) along axial centre, separately One end is symmetrically arranged with two outfluxes (9) along cross-sectional direction.
- The casing pipe running device 5. a kind of fluid power as claimed in claim 4 is pulsed, it is characterised in that: the preferably outflux It (9) is cylinder cavernous structure.
- The casing pipe running device 6. a kind of fluid power as claimed in claim 4 is pulsed, it is characterised in that: flow channel (8) packet Include the rectification section of leading portion taper contraction section and back segment rectangular section；Face flow channel (8) is equipped with and is connected to flow channel (8) Deflection chamber (10), face deflection chamber (10) are equipped with the vortex cavity (11) that be connected to deflection chamber (10), the two sides of vortex cavity (11) and Vortex cavity (11) vertical direction is provided with outflux (9)；Along vortex cavity (11), horizontal tangent direction is equipped with the first feedback channel up and down (12) and the second feedback channel (13), the both ends of the first feedback channel (12) and the second feedback channel (13) respectively with deflection chamber (10) it is connected to vortex cavity (11).
- The casing pipe running device 7. a kind of fluid power as claimed in claim 5 is pulsed, it is characterised in that: the flow channel (8), the One feedback channel (12), the second feedback channel (13), deflection chamber (10) and vortex cavity (11) cross section be rectangle.
- A kind of cased method 8. fluid power is pulsed, it is characterised in that: grouting circulator is placed in well head first, is hung on Below hook, slurry outlet is inserted into casing；When setting of casing is obstructed, using grouting circulator, start the cycle over；When circulation mud When slurry flows through fluid power pulse valve, mud generates pressure fluctuation in casing, and casing string is driven to generate axial vibrations；The work shaken herein Under, the mill between casing string and the borehole wall, which hinders, to be reduced, and casing can smooth tripping in；At this point, the tripping in casing in circulation, rotary guide shoe It is rotated under mud driving, cleaning is carried out to shaft bottom where guide shoe swivel head and the borehole wall is modified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361384.4A CN109209231A (en) | 2018-11-15 | 2018-11-15 | A kind of fluid power pulsation casing pipe running device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361384.4A CN109209231A (en) | 2018-11-15 | 2018-11-15 | A kind of fluid power pulsation casing pipe running device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109209231A true CN109209231A (en) | 2019-01-15 |
Family
ID=64994402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811361384.4A Pending CN109209231A (en) | 2018-11-15 | 2018-11-15 | A kind of fluid power pulsation casing pipe running device and method |
Country Status (1)
| Country | Link |
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| CN (1) | CN109209231A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979605A (en) * | 2018-09-18 | 2018-12-11 | 中国石油集团西部钻探工程有限公司 | The method of impulse wave heavy crude producing device and impulse wave heavy crude producing |
| CN113123749A (en) * | 2020-01-16 | 2021-07-16 | 中国石油天然气股份有限公司 | Thickened oil falls thick device based on pulse ripples |
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| US9316065B1 (en) * | 2015-08-11 | 2016-04-19 | Thru Tubing Solutions, Inc. | Vortex controlled variable flow resistance device and related tools and methods |
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| CN209115041U (en) * | 2018-11-15 | 2019-07-16 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of fluid power pulsation casing pipe running device |
-
2018
- 2018-11-15 CN CN201811361384.4A patent/CN109209231A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101942962A (en) * | 2010-08-16 | 2011-01-12 | 中国石油天然气集团公司 | Well drilling method of through tubing of gas lift under-balanced coiled tubing |
| CN103547767A (en) * | 2011-05-18 | 2014-01-29 | 过油管解决方案服务有限公司 | Vortex controlled variable flow resistance device and related tools and methods |
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| CN209115041U (en) * | 2018-11-15 | 2019-07-16 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of fluid power pulsation casing pipe running device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108979605A (en) * | 2018-09-18 | 2018-12-11 | 中国石油集团西部钻探工程有限公司 | The method of impulse wave heavy crude producing device and impulse wave heavy crude producing |
| CN113123749A (en) * | 2020-01-16 | 2021-07-16 | 中国石油天然气股份有限公司 | Thickened oil falls thick device based on pulse ripples |
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Effective date of registration: 20201102 Address after: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Applicant after: CHINA NATIONAL PETROLEUM Corp. Applicant after: CNPC Chuanqing Drilling Engineering Co.,Ltd. Address before: Weiyang road 710018 Shaanxi city of Xi'an province Changqing No. 151 building room 1902 Applicant before: CNPC CHUANQING DRILLING ENGINEERING CO., LTD. CHANGQING WELL DRILLING GENERAL Co. |