CN108756840A - A kind of fluid pulse oil extraction system - Google Patents
A kind of fluid pulse oil extraction system Download PDFInfo
- Publication number
- CN108756840A CN108756840A CN201810720441.7A CN201810720441A CN108756840A CN 108756840 A CN108756840 A CN 108756840A CN 201810720441 A CN201810720441 A CN 201810720441A CN 108756840 A CN108756840 A CN 108756840A
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- China
- Prior art keywords
- pulse wave
- fluid
- fluid pulse
- wave
- waveguide
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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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
-
- 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
- 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)
- Geophysics And Detection Of Objects (AREA)
Abstract
The present invention relates to a kind of fluid pulse oil extraction systems, including fluid pulse wave generating device connected in sequence, fluid pulse wave launcher, fluid waveguide and fluid pulse wave reflection device, the impulse wave that the fluid pulse wave generating device generates is through the fluid pulse wave launcher directional transmissions, impulse wave is by the way that in fluid waveguide injection well, the impulse wave in injection well realizes the transmitting to target reservoir after the reflection of fluid pulse wave reflection device again later.By applying low frequency wave field to target reservoir, flow through oil reservoir characteristic is improved, formation porosity is increased so that the present invention has the following advantages：1. improving oil saturation；2. improving stratum permeability；3. enhancing the migration of formation fluid；4. reducing viscosity of crude；5. generating oil reservoir in situ to gasify.The present invention helps to improve difficulty and employs oil reservoir produced benefit.
Description
Technical field
The present invention relates to oil recovery processing technology field more particularly to a kind of fluid pulse oil extraction systems.
Background technology
In recent years, with conventional oil gas reservoir it is continuous discovery and exploitation, many oil fields in China all enter waterflooding extraction in,
High water-cut stage is faced with the problem that crude output constantly declines.And oil field newly developed belongs to the hardly possible such as hypotonic, Oil in Super-low Permeability and moves mostly
With oil reservoir, and the exploitation of these oil reservoirs is there is whole recovery ratio is low, serious waste of resources, the high problem of development cost.
Invention content
The present invention provides a kind of fluid pulse oil extraction system, solves low, the of high cost problem of recovery ratio in the prior art.
The purpose of the present invention is achieved through the following technical solutions：
A kind of fluid pulse oil extraction system, which is characterized in that including fluid pulse wave generating device connected in sequence, fluid
Pulsed wave transmissions device, fluid waveguide and fluid pulse wave reflection device, the pulse that the fluid pulse wave generating device generates
Wave is through the fluid pulse wave launcher directional transmissions, and impulse wave is by fluid waveguide injection well later, the arteries and veins in injection well
It rushes wave and realizes transmitting to target reservoir after the reflection of fluid pulse wave reflection device again.
Specifically, the fluid pulse wave generating device includes exciting circuit and fluid pulse wave producer, the excitation
Circuit control fluid pulse wave producer generates the impulse wave of specific frequency and load；The fluid pulse wave generating device peace
Loaded on well head.
Optionally, the fluid waveguide is water waveguide or polymer solution waveguide, for conducting fluid pulse wave.
Specifically, the fluid pulse wave reflection device includes locator, fluid pulse wave reflection device and packer, described
Locator and packer determine that the target reservoir of fluid pulse wave effect, the fluid pulse wave reflection device change fluid pulse wave
The direction of propagation.
A kind of fluid pulse oil extraction system of the present invention improves oil reservoir and oozes by applying low frequency wave field to target reservoir
Properties of flow increases formation porosity so that the present invention has the following advantages：1. improving oil saturation；2. improving stratum to ooze
Permeability；3. enhancing the migration of formation fluid；4. reducing viscosity of crude；5. generating oil reservoir in situ to gasify.The present invention helps to carry
It is high-leveled and difficult to employ oil reservoir produced benefit.
Description of the drawings
Fig. 1 is the module diagram of fluid pulse oil extraction system in the embodiment of the present invention.
Wherein, 10- fluid pulses wave generating device, 101- exciting circuits, 102- fluid pulse wave producers, 20- fluids
Pulsed wave transmissions device, 30- fluid waveguide injection devices, 40- fluid waveguides, 50- fluid pulse wave reflection devices, 501- positioning
Device, 502- fluid pulse wave reflection devices, 503- packers.
Specific implementation mode
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 describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the scope of protection of the invention more.
As shown in Figure 1, a kind of fluid pulse oil extraction system, including fluid pulse wave generating device (10), fluid pulse wave
Transmitter (20), fluid waveguide 40 and fluid pulse wave reflection device (50), fluid pulse wave generating device (10) include swashing
Circuit (101) and fluid pulse wave producer (102) are encouraged, fluid pulse wave reflection device (50) includes locator (501), fluid
Impulse wave reflector (502) and packer (503).Fluid pulse wave generating device (10) utilizes exciting circuit (101) control stream
Body pulse wave generator (102) generates the impulse wave of specific frequency and load, and the acting frequency of fluid pulse wave generating device is 0
~200Hz is in the present embodiment 100Hz；Output loads are 0~200Mpa, are in the present embodiment 100Mpa.Fluid pulse
Wave generating device (10) is installed on well head.Fluid pulse wave launcher (20), the arteries and veins that fluid pulse generating unit (10) is generated
Rush wave concentrated, directional transmissions, impulse wave is by 40 injection well of fluid waveguide later, in oil in 40 injection well of fluid waveguide
It is realized using high pressure pump truck on field, high-pressure pump is the fluid waveguide injection device (30) in Fig. 1, the fluid in the present embodiment
Waveguide 40 is water waveguide.Impulse wave in injection well realizes the hair to target reservoir after the reflection of fluid pulse wave reflection device again
It penetrates.Fluid pulse wave reflection device (50) determines the target reservoir of impulse action by locator (501) and packer (502).
Fluid pulse wave reflection device (50) changes the direction of propagation of impulse wave by fluid pulse wave reflection device (502).
Claims (4)
1. a kind of fluid pulse oil extraction system, which is characterized in that including fluid pulse wave generating device connected in sequence, fluid vein
Rush wave launcher, fluid waveguide and fluid pulse wave reflection device, the impulse wave that the fluid pulse wave generating device generates
Through the fluid pulse wave launcher directional transmissions, impulse wave is by fluid waveguide injection well later, the pulse in injection well
Wave realizes the transmitting to target reservoir after the reflection of fluid pulse wave reflection device again.
2. oil extraction system according to claim 1, which is characterized in that the fluid pulse wave generating device includes excitation electricity
Road and fluid pulse wave producer, the exciting circuit control fluid pulse wave producer generate the pulse of specific frequency and load
Wave；The fluid pulse wave generating device is installed on well head.
3. oil extraction system according to claim 1, which is characterized in that the fluid waveguide is water waveguide or polymer solution
Waveguide, for conducting fluid pulse wave.
4. oil extraction system according to claim 1, which is characterized in that the fluid pulse wave reflection device includes positioning
Device, fluid pulse wave reflection device and packer, the locator and packer determine the target reservoir of fluid pulse wave effect, institute
State the direction of propagation that fluid pulse wave reflection device changes fluid pulse wave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810720441.7A CN108756840A (en) | 2018-07-03 | 2018-07-03 | A kind of fluid pulse oil extraction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810720441.7A CN108756840A (en) | 2018-07-03 | 2018-07-03 | A kind of fluid pulse oil extraction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108756840A true CN108756840A (en) | 2018-11-06 |
Family
ID=63975769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810720441.7A Withdrawn CN108756840A (en) | 2018-07-03 | 2018-07-03 | A kind of fluid pulse oil extraction system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108756840A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687697A (en) * | 2022-03-21 | 2022-07-01 | 西安锦海能源科技有限公司 | Underground fluid self-excitation pressure pulse oscillation blockage removing device |
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| US6227293B1 (en) * | 2000-02-09 | 2001-05-08 | Conoco Inc. | Process and apparatus for coupled electromagnetic and acoustic stimulation of crude oil reservoirs using pulsed power electrohydraulic and electromagnetic discharge |
| US20040256097A1 (en) * | 2003-06-23 | 2004-12-23 | Byrd Audis C. | Surface pulse system for injection wells |
| CN103975120A (en) * | 2011-12-21 | 2014-08-06 | 韦尔泰克有限公司 | Stimulation method |
| CN203948078U (en) * | 2014-06-04 | 2014-11-19 | 中国石油大学(华东) | The non-mixed phase air water of a kind of low-permeability oil deposit is handed over note fluctuation step-down augmented injection device |
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| CN104583359A (en) * | 2012-07-25 | 2015-04-29 | 沙特阿拉伯石油公司 | Utilization of microwave technology in enhanced oil recovery process for deep shallow applications |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687697A (en) * | 2022-03-21 | 2022-07-01 | 西安锦海能源科技有限公司 | Underground fluid self-excitation pressure pulse oscillation blockage removing device |
| CN114687697B (en) * | 2022-03-21 | 2024-03-08 | 西安锦海能源科技有限公司 | Underground fluid self-excitation pressure pulse oscillation blocking remover |
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Effective date of registration: 20200930 Address after: 430000 no.509 luojiadun, Qiaokou District, Wuhan City, Hubei Province Applicant after: Zhou Jicheng Address before: 430074 new technology development in East Lake, Wuhan, Hubei, No. 1, 269, 1, Optics Valley Chuang Jie street. Applicant before: WUHAN SUOKE ENERGY TECHNOLOGY Co.,Ltd. |
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Application publication date: 20181106 |