CN104343412A - Axial vibratory impulse well cementation method and device - Google Patents
Axial vibratory impulse well cementation method and device Download PDFInfo
- Publication number
- CN104343412A CN104343412A CN201310343730.7A CN201310343730A CN104343412A CN 104343412 A CN104343412 A CN 104343412A CN 201310343730 A CN201310343730 A CN 201310343730A CN 104343412 A CN104343412 A CN 104343412A
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- Prior art keywords
- well cementation
- well
- cementing
- axial
- vibratory impulse
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B28/00—Vibration generating arrangements for boreholes or wells, e.g. for stimulating production
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses an axial vibratory impulse well cementation method and device, especially suitable for well cementation of an oil well with relatively high well cementation quality requirement. The method comprises the following steps: firstly, adjusting the parameters of a throttle valve and an elastic impact hoop of an axial vibratory impulse well cementation device (3) in a pit according to the characteristics and the well cementation requirements of a well body; secondly, lowering the axial vibratory impulse well cementation device (3), a float shoe (1) and a float collar (2) to the well depth of design along with a casing string (4), performing well cementation according to a normal program after putting in place, enabling the casing string (4) to generate axial vibration under the action of the axial vibratory impulse well cementation device (3), enabling a colliding pressure rubber plug to generating colliding pressure at the top of the axial vibratory impulse well cementation device (3) when cement reaches the cement top of design, and waiting for cementing, so that the well cementation operation is finished. According to the well cementation method and device, the axial impulse vibration can be generated and the vibration distance is long and can reach 500 m; the pressure of the whole well section orderly fluctuates, so that the substitution effect can be improved and the well cementation quality is high; the device is simple in structure, and the process is convenient, safe and reliable to implement.
Description
Technical field
The present invention relates to a kind of axial vibration pulse cementing method and device thereof, be specially adapted to the oil well cementing construction that cementing quality requirement is higher.
Background technology
The benefit of vibration cementing: 1. vibration frequency is when 150 ~ 200Hz, the intensity of Behavior of Hardened Cement Paste can improve 15%; 2. under the oscillator field effect of 50Hz, drilling fluid viscosity reduces by 20 ~ 30%, and on sleeve pipe, residual drilling fluid reduces 50%, also helps and removes borehole wall filter cake; 3. can greatly reduce cement paste gel strength, make cement paste keep head of liquid, be conducive to the intrusion preventing formation fluid, avoid altering groove; 4. the bonding quality at interface is increased.At present, a kind of vibration cementing method of on-the-spot application adopts ground vibration mode, although can realize the vibration of full well section, device, complex process; Another kind method is the radial vibration device adopting a kind of eccentric hammer, cement paste by time produce eccentric vibrating, feature be radial disbalance vibration, oscillation distances is short, limited efficiency.
Summary of the invention
The invention provides a kind of axial vibration pulse cementing method and device thereof, its equipment is simple, can produce axial vibration, increases oscillation distances, improves the cementing quality of full well section.
The present invention is achieved in that first according to well bore feature and cementing requirements, the choke valve of axial vibratory impulse cementing unit and the parameter of elastic impact hoop under adjust well, then by axial vibration pulse cementing unit, float shoe together with float collar, with arriving design well depth under casing string, cement the well by normal procedure after putting in place, under the effect of axial vibration pulse cementing unit, casing string produces axial vibration, when cement reach design return high time, bruising plug is in the top bruising of axial vibration pulse cementing unit, Hou Ning, completes cementing operation.Under the effect of axial vibration pulse cementing unit, tubing string oscillation distances reaches 500 meters, also makes whole well cementation produce the pressure of full well section and the pulse feature change of flow velocity simultaneously, thus improves cementing quality.
A kind of special purpose device of use of axial vibration pulse cementing method, it is made up of body, turbine rotor, an elastic impact hoop is provided with on turbine rotor top, an eccentric throttle valve is provided with in turbine rotor bottom, local towards when injecting cementing concrete, cementing slurry makes turbine rotor rotate, turbine rotor drives eccentric throttle valve to rotate, when the area of passage that the different angles of rotating are just corresponding different, different effects of damming makes the axial play of turbine rotor, on huge impact force action rotor top elastic impact hoop, drive tubing string axial vibration.
The present invention can produce axial impulse oscillation, and oscillation distances can reach 500 meters greatly; Full well section pressure fluctuates in order, can improve replacement effect, thus it is high to improve cementing quality; Structure of the present invention is simple, and process implementing is convenient, safe and reliable.
Accompanying drawing explanation
Fig. 1 is vibratory impulse cementing method schematic diagram of the present invention.
Fig. 2 is the special purpose device underground vibrating pulse cementing unit structure principle chart implementing the inventive method.
Detailed description of the invention
Describe the present invention below in conjunction with accompanying drawing: first according to well bore feature and cementing requirements, the axial choke valve of vibratory impulse cementing unit (3) and the parameter of elastic impact hoop under adjust well, then by axial vibration pulse cementing unit (3), float shoe (1) and float collar (2) are together with arriving design well depth under casing string (4), cement the well by normal procedure after putting in place, under the effect of axial vibration pulse cementing unit (3), casing string (4) produces axial vibration, its operating principle is: cementing slurry makes the turbine rotor (3.3) of axial vibration pulse cementing unit (3) rotate, eccentric throttle valve (3.2) is driven to rotate, the area of passage that eccentric throttle valve (3.2) different angles of rotating are corresponding different, different effects of damming makes turbine rotor (3.3) axial float, huge impact force action is on turbine rotor top elastic impact hoop (3.4), drive casing string (4) axial vibration, when cement reach design return high time, bruising plug is in axial vibration pulse cementing unit (3) top bruising, Hou Ning, complete cementing operation.Under axial vibration pulse cementing unit (3) effect, casing string (4) oscillation distances reaches 500 meters, also makes whole well cementation produce the pressure of full well section and the pulse feature change of flow velocity simultaneously, thus improves cementing quality.
A kind of special purpose device of use of axial vibration pulse cementing method, it is by body (3.1), turbine rotor (3.3) forms, an elastic impact hoop (3.4) is provided with on turbine rotor (3.3) top, an eccentric throttle valve (3.2) is provided with in turbine rotor (3.3) bottom, local towards when injecting cementing concrete, cementing slurry makes turbine rotor (3.3) rotate, turbine rotor (3.3) drives eccentric throttle valve (3.2) to rotate, when the area of passage that the different angles of rotating are just corresponding different, different effects of damming makes turbine rotor (3.2) axial float, huge impact force action is on rotor top elastic impact hoop (3.4), drive casing string (4) axial vibration.
Claims (2)
1. an axial vibration pulse cementing method, it is characterized in that: first according to well bore feature and cementing requirements, the axial choke valve of vibratory impulse cementing unit (3) and the parameter of elastic impact hoop under adjust well, then by axial vibration pulse cementing unit (3), float shoe (1) and float collar (2) are together with arriving design well depth under casing string (4), cement the well by normal procedure after putting in place, under the effect of axial vibration pulse cementing unit (3), casing string (4) produces axial vibration, when cement reach design return high time, bruising plug is in axial vibration pulse cementing unit (3) top bruising, Hou Ning, complete cementing operation.
2. one kind for axial vibration pulse cementing method special purpose device according to claim 1, it is made up of body (3.1), turbine rotor (3.3), it is characterized in that being provided with elastic impact hoop (3.4) on turbine rotor (3.3) top, be provided with an eccentric throttle valve (3.2) in turbine rotor (3.3) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310343730.7A CN104343412A (en) | 2013-08-09 | 2013-08-09 | Axial vibratory impulse well cementation method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310343730.7A CN104343412A (en) | 2013-08-09 | 2013-08-09 | Axial vibratory impulse well cementation method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104343412A true CN104343412A (en) | 2015-02-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310343730.7A Pending CN104343412A (en) | 2013-08-09 | 2013-08-09 | Axial vibratory impulse well cementation method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104343412A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111164271A (en) * | 2017-08-02 | 2020-05-15 | 沙特阿拉伯石油公司 | Vibration-induced installation of wellbore casing |
| WO2021066655A1 (en) * | 2019-10-03 | 2021-04-08 | Callidus Capital B.V. | Vibrating cement injector |
| CN113294104A (en) * | 2021-06-04 | 2021-08-24 | 广州海洋地质调查局 | Hydrate pulse jet oscillation tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1745896A1 (en) * | 1990-07-16 | 1992-07-07 | Азербайджанский государственный научно-исследовательский и проектный институт нефтяной промышленности | Well cementing device |
| EP0796979A2 (en) * | 1996-03-21 | 1997-09-24 | Halliburton Energy Services, Inc. | Floating apparatus for downhole use and method of making it |
| CN201883999U (en) * | 2010-12-10 | 2011-06-29 | 杨明合 | Novel turbine type downhole vibration cementing device |
| CN201943619U (en) * | 2011-03-22 | 2011-08-24 | 中国石油化工集团公司 | Underground vibrated well fixing device |
| CN102889067A (en) * | 2012-10-31 | 2013-01-23 | 中国海洋石油总公司 | Well fixing device capable of being multi-directionally vibrated |
| CN203383777U (en) * | 2013-08-09 | 2014-01-08 | 胜利油田胜机石油装备有限公司 | Axial vibration impulse well cementing device |
-
2013
- 2013-08-09 CN CN201310343730.7A patent/CN104343412A/en active Pending
Patent Citations (6)
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| SU1745896A1 (en) * | 1990-07-16 | 1992-07-07 | Азербайджанский государственный научно-исследовательский и проектный институт нефтяной промышленности | Well cementing device |
| EP0796979A2 (en) * | 1996-03-21 | 1997-09-24 | Halliburton Energy Services, Inc. | Floating apparatus for downhole use and method of making it |
| CN201883999U (en) * | 2010-12-10 | 2011-06-29 | 杨明合 | Novel turbine type downhole vibration cementing device |
| CN201943619U (en) * | 2011-03-22 | 2011-08-24 | 中国石油化工集团公司 | Underground vibrated well fixing device |
| CN102889067A (en) * | 2012-10-31 | 2013-01-23 | 中国海洋石油总公司 | Well fixing device capable of being multi-directionally vibrated |
| CN203383777U (en) * | 2013-08-09 | 2014-01-08 | 胜利油田胜机石油装备有限公司 | Axial vibration impulse well cementing device |
Non-Patent Citations (1)
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| 韩崇福等: "《振动固井技术在辽河油田的试验应用》", 《石油钻采工艺》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111164271A (en) * | 2017-08-02 | 2020-05-15 | 沙特阿拉伯石油公司 | Vibration-induced installation of wellbore casing |
| CN111164271B (en) * | 2017-08-02 | 2021-10-08 | 沙特阿拉伯石油公司 | Vibration-induced installation of wellbore casing |
| WO2021066655A1 (en) * | 2019-10-03 | 2021-04-08 | Callidus Capital B.V. | Vibrating cement injector |
| NL2023957B1 (en) * | 2019-10-03 | 2021-06-01 | Callidus Capital B V | Vibrating cement injector |
| CN113294104A (en) * | 2021-06-04 | 2021-08-24 | 广州海洋地质调查局 | Hydrate pulse jet oscillation tool |
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Application publication date: 20150211 |
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