CN106405633A - Ground shallow-embedded micro seismic monitoring node device - Google Patents
Ground shallow-embedded micro seismic monitoring node device Download PDFInfo
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- CN106405633A CN106405633A CN201610998837.9A CN201610998837A CN106405633A CN 106405633 A CN106405633 A CN 106405633A CN 201610998837 A CN201610998837 A CN 201610998837A CN 106405633 A CN106405633 A CN 106405633A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 15
- 239000011248 coating agent Substances 0.000 claims description 14
- 238000000576 coating method Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000011161 development Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 230000006870 function Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
- G01V1/181—Geophones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V2210/00—Details of seismic processing or analysis
- G01V2210/10—Aspects of acoustic signal generation or detection
- G01V2210/14—Signal detection
- G01V2210/142—Receiver location
- G01V2210/1429—Subsurface, e.g. in borehole or below weathering layer or mud line
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- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The present invention provides a ground shallow-embedded micro seismic monitoring node device. The device comprises a node host, an external port, a collection detector, a collection protection device, a shallow-embedded rope and a GPS antenna; the node host is connected with the collection detector and the GPS antenna; the collection detector includes a series coil, a metal sheath and a metal drill bit; the metal sheath and the metal drill bit area wrapped around the series coil; and the shallow-embedded rope is fixed at the top end of the metal sheath. The ground shallow-embedded micro seismic monitoring node device is embedded below a low velocity layer to avoid earth surface noise disturbance and the complex near-surface severe absorption attenuation effect and realize the dynamic monitoring of the induced fractures in the unconventional oil and gas reservoir hydrofracture process so as to provide the reference base for the transformation of the reservoir fracture, and therefore the ground shallow-embedded micro seismic monitoring node device can be better applied to the unconventional oil and gas reservoir fine exploration and development.
Description
Technical field
The present invention relates to oilfield prospecting developing technical field, especially relate to a kind of buried micro-seismic monitoring of ground shallow
Node apparatus.
Background technology
Unconventional petroleum resources is widely distributed, has production capacity steady in a long-term, is following to take over energy position.But,
Unconventionaloil pool reservoir has the physical property characteristic of low-porosity, low-permeability, and causing unconventional petroleum resources cannot effectively open
Adopt and employ, by the fracturing transformation effect of compact reservoir, oil-production capacity can be effectively improved.Microseismic is permissible
Effectively monitor the fracturing reform situation of reservoir, can be able to be the height of unconventionaloil pool reservoir with effective evaluation fracturing effect
Effect exploration and development provides directive function.
Micro-seismic monitoring mainly includes ground micro-seismic, shallow well microseism and borehole microseismic.Conventional ground microseism is supervised
Survey device and be laid in earth's surface, earth's surface noise jamming is very many, has a strong impact on the quality of micro-seismic monitoring data.In addition, earth's surface bag
Containing low velocity layer (LVL) and speed reduction layer, the spread speed of low velocity layer is relatively low, and low velocity layer has strong attenuation by absorption and makees to seismic wave
Upwardly propagated by fracturing section with the seismic wave that, fracturing produces, when through low velocity layer (LVL) and speed reduction layer, the energy of seismic wave and
Acutely decay, so that the microseism data SNR of ground monitoring is extremely low, has a strong impact on the precision of micro-seismic monitoring to effective band.
Shallow well microseism needs to drill the many mouthfuls of deep monitoring wells of hundreds of rice in monitoring wellblock, and drilling cost is higher, and wastes time and energy.Well
Middle microseism needs at least a bite monitoring well, and monitoring well is required higher, monitors somewhat expensive.
Content of the invention
The invention aims to the problem overcoming prior art to exist, provide one kind in earth's surface shallow embedding, efficiently lay
With inexpensive ground shallow buried micro-seismic monitoring device, the violent suction of earth's surface noise jamming and low velocity layer can be prevented effectively from
Receive attenuation, obtain the microseism data of high-quality, realize the dynamic monitoring of reservoir fracturing improvement crack.
The purpose of the present invention can be achieved by the following technical measures：
Ground shallow buried micro-seismic monitoring node apparatus, including node host, collection wave detector, shallow embedding rope and gps antenna, its
In:Collection wave detector includes series coil, metal-coating and metal bit, metal-coating and metal bit composition collection protection dress
Put and be wrapped in around series coil；The operation list that this node host comprises central processing unit and is connected to central processing unit periphery
Unit, display unit, signal gathering unit, GPS unit, access unit and power supply；Wherein signal gathering unit includes digital processing
Module, signal adapter, external collection port, cable connection is passed through in collection wave detector in this external collection port, and signal is changed
Micro-seismic monitoring data is carried out analog-to-digital conversion by device, and digital signal processing module realizes the pretreatment of Monitoring Data, monitors number the most at last
According to being transferred to this processor；GPS unit includes GPS module, onboard clock and external GPS port, this external GPS port and GPS
Antenna connects.
Such scheme also includes：
Described access unit includes memory module, built-in hard disk, circumscribed USB port；Power supply includes power regulator, built-in power
With external power supply port.
Described operating unit is operation button, and display unit is light-emitting diode display.
It is connected with shallow embedding rope at the metal-coating top of collection wave detector.
The ground shallow buried micro-seismic monitoring node apparatus of the present invention, are the prisons of earth's surface shallow embedding, efficient laying and low cost
Survey node apparatus, it is to avoid the violent attenuation by absorption effect of earth's surface noise jamming and complicated near surface, achievable unconventionaloil pool
The dynamic monitoring of created fractures during reservoir hydrfracturing, provides reference frame for reservoir fracturing improvement, is preferably applied for
Fine granularing scalability and exploitation that unconventionaloil pool is hidden.
The present invention has further the advantage that compared with prior art：
（1）Innovative design ground shallow embedding monitoring device, collection wave detector is positioned over below low velocity layer stratum, it is to avoid ground
Table noise jamming and the violent attenuation by absorption of complicated near surface, farthest protect the energy of micro-seismic monitoring data and have
Effect frequency band, so that the microseism data quality receiving is greatly improved, is laid a good foundation for follow-up microseism data processing.
（2）The collection protection device of design includes metal-coating and metal bit, collection protection device and shallow embedding rope phase
Even, this collection protection device one side can be protected series coil, have sealing water-proof function, it is to avoid external interference, improve
The service life of device；On the other hand, when being acquired wave detector embedding and reclaiming, collection protection device and shallow embedding rope can
To realize the quickly embedding of collection wave detector and to reclaim, it is to avoid the excessive damage causing of cable stress, and to connectivity port
Damage, it is possible to increase the service life of work on the spot efficiency and extension fixture.
Brief description
Fig. 1 is the structure chart of a specific embodiment of ground shallow buried micro-seismic monitoring node apparatus of the present invention；
Fig. 2 is a specific embodiment interior joint host machine part circuit of the ground shallow buried micro-seismic monitoring node apparatus of the present invention
Structure chart.
Specific embodiment
Above and other objects, features and advantages for enabling the present invention become apparent, and cited below particularly go out preferably to implement
Example, and coordinate shown in accompanying drawing, it is described in detail below.
With reference to Figure of description 1, the preferred forms of the present invention are：It includes shallow embedding rope 1, gps antenna 2, GPS even
Connect cable 3, external-connected port 4, node host 5, display unit 6, operating unit 7, collection wave detector connection cable 8, metal-coating
9th, series coil 10 and metal bit 11.
Referring to the drawings 2, described node host 5 comprise host housing and be arranged on host housing interior with lower unit：
Operating unit（Operating unit 7 in the corresponding Fig. 1 of operation button 12）；Display unit（Display in the corresponding Fig. 1 of light-emitting diode display 13
Unit 6）；Central processing unit 14；Signal gathering unit（Digital signal processing module 15, signal adapter 16, external collection port 17）；
GPS unit（GPS module 18, onboard clock 19, external GPS port 20）；Access unit（Memory module 21, built-in hard disk 22, outer
Connect USB port 23）；Power supply（Power regulator 24, built-in power 25, external power supply port 26）；.
Described shallow embedding rope 1 and collection wave detector connection cable 8, metal-coating 9, series coil 10 and 11 groups of metal bit
Become collection wave detector.Shallow embedding rope 1 is connected with metal-coating 9, when being acquired wave detector embedding and reclaiming, it can be avoided that electric
The excessive damage causing of cable stress, and the damage to connectivity port.Metal-coating 9 and metal bit 11 are stainless steel
Matter, is wrapped in around series coil 10, has sealing water-proof function, it can be avoided that external interference, the use of effective extension fixture
Life-span.Series coil 10 is passed through collection wave detector connection cable 8 and is connected with node host 5, and easy to connect, construction is convenient.Series connection
Coil 10 is in series by multiple coils, can effectively suppress noise, adopts low-frequency detector it is ensured that micro-seismic monitoring simultaneously
The effective band scope of data.Described digital signal processing module 15 is connected with signal adapter 16 and external collection port 17, external
Collection port 17 is connected with collection wave detector.Described GPS module 18 is connected with onboard clock 19, external GPS port 20, external
GPS port 20 connects gps antenna 2.Memory module 21 is connected with built-in hard disk 22 and circumscribed USB port 23, this circumscribed USB port
23 transmission being available for data storage.Power regulator 24 is connected with built-in power 25 and external power supply port 26, external power supply end
Mouth 26 can carry out built-in power charging or connect portable power source, thus extending the continuous monitoring time.
In the another specific embodiment of the application present invention, in conjunction with the drawings and specific embodiments, the present invention is made detailed further
Thin description, but not as a limitation of the invention.
Fig. 1 is a kind of example structure schematic diagram of the present invention.Described node host 5 is connected respectively by external-connected port 4
In collection wave detector and gps antenna 2, collection wave detector is by shallow embedding rope 1, collection wave detector connection cable 8, metal-coating 9, string
On line circle 10 and metal bit 11 form, wherein metal-coating 9 and metal bit 11 composition collection protection device, are wrapped in collection
Around wave detector, shallow embedding rope 1 is fixed on metal-coating 9 top, when being acquired wave detector embedding and reclaiming, it can be avoided that
The excessive damage causing of cable stress, and the damage to connectivity port, are capable of the service life of effective extension fixture.
Fig. 2 is a kind of embodiment agent structure schematic diagram of the application present invention.Described central processing unit 14 and operation button
12 connections, have and start monitoring, suspend monitoring, stop the operations such as monitoring, time calibration, sampling setting, can arrange monitoring number
According to sampling interval, including：250th, 500,1000,2000,4000us, can arrange the sampling gain of Monitoring Data, bag simultaneously
Include：1st, 2,4,8,16,32,64 times of gains.Central processing unit 14 is connected with light-emitting diode display 13, light-emitting diode display 13 display monitoring number
According to dynamic waveform, dump energy, the information such as GPS wire size intensity.Processor 14 is connected with GPS module 18, has GPS days simultaneously
Line 2, onboard clock 19 and external GPS port 20, gps antenna 2 and onboard clock 19 have GPS time service and geodetic coordinates positioning work(
Energy.Central processing unit 14 is connected with memory module 21, and memory module 21 is connected with built-in hard disk 22, built-in hard disk 22 with external
USB port 23 connects, and is capable of the transfer function of micro-seismic monitoring data, and it is SEGY lattice that micro-seismic monitoring data preserves form
Formula, every 60 second datas are stored as 1 SEGY formatted file, and SEGY formatted file is pressed the name of acquisition time order and sorted.Central authorities
Processor 14 is connected with power regulator 24, and power regulator 24 is connected with built-in power 25 and external power supply port 26, power supply
Voltage-stablizer 24 ensures current stabilization, and external power supply port 26 can carry out built-in power charging or connect portable power source.
Further illustrated by above example application, the ground shallow buried micro-seismic monitoring node apparatus of the present invention can be real
The micro-seismic monitoring of existing unconventionaloil pool reservoir fracturing improvement, collection wave detector is positioned over below low velocity layer stratum, it is to avoid
Earth's surface noise jamming and the violent attenuation by absorption of complicated near surface, farthest protect the energy of micro-seismic monitoring data
And effective band, effectively increase the quality of Monitoring Data.Without the need for many mouthfuls of monitoring shallow wells of probing, reduce microseism prison
Survey cost, improve efficiency of construction, this device has irreplaceable effect.
Claims (4)
1. ground shallow buried micro-seismic monitoring node apparatus, including node host, collection wave detector, shallow embedding rope and gps antenna,
It is characterized in that:Collection wave detector includes series coil, metal-coating and metal bit, and metal-coating and metal bit composition are adopted
Collection protection device is wrapped in around series coil；This node host comprises central processing unit and is connected to central processing unit periphery
Operating unit, display unit, signal gathering unit, GPS unit, access unit and power supply；Wherein signal gathering unit includes
Digital signal processing module, signal adapter, external collection port, cable connection is passed through in collection wave detector in this external collection port,
Micro-seismic monitoring data is carried out analog-to-digital conversion by signal adapter, and digital signal processing module realizes the pretreatment of Monitoring Data, finally
Monitoring Data is transferred to this processor；GPS unit includes GPS module, onboard clock and external GPS port, this external GPS
Port is connected with gps antenna.
2. the buried micro-seismic monitoring node apparatus of ground shallow according to claim 1 it is characterised in that：Described access unit
Including memory module, built-in hard disk, circumscribed USB port；Power supply includes power regulator, built-in power and external power supply port.
3. the buried micro-seismic monitoring node apparatus of ground shallow according to claim 1 and 2 it is characterised in that：Described operation
Unit is operation button, and display unit is light-emitting diode display.
4. the buried micro-seismic monitoring node apparatus of ground shallow according to claim 3 it is characterised in that：In collection wave detector
Metal-coating top be connected with shallow embedding rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610998837.9A CN106405633A (en) | 2016-11-14 | 2016-11-14 | Ground shallow-embedded micro seismic monitoring node device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610998837.9A CN106405633A (en) | 2016-11-14 | 2016-11-14 | Ground shallow-embedded micro seismic monitoring node device |
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| Publication Number | Publication Date |
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| CN106405633A true CN106405633A (en) | 2017-02-15 |
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| CN201610998837.9A Pending CN106405633A (en) | 2016-11-14 | 2016-11-14 | Ground shallow-embedded micro seismic monitoring node device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111830555A (en) * | 2020-08-03 | 2020-10-27 | 黄河勘测规划设计研究院有限公司 | Wireless intelligent combined detector system with interference suppression function |
| CN113253335A (en) * | 2021-06-01 | 2021-08-13 | 中国地质调查局油气资源调查中心 | Ground micro-seismic observation device and method |
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| CN202531017U (en) * | 2012-01-18 | 2012-11-14 | 中国石油天然气集团公司 | Microdrill for seismic prospecting rectifier |
| CN203337832U (en) * | 2013-06-03 | 2013-12-11 | 徐水县魁星物探设备有限公司 | Microquake geophone and cloth burying drilling tool thereof |
| CN103543471A (en) * | 2012-07-09 | 2014-01-29 | 韩国地质资源研究院 | Fixture structure for reusing underground micro-seismic sensor |
| WO2014165219A2 (en) * | 2013-03-12 | 2014-10-09 | Ion Geophysical Corporation | Sensor system of buried seismic array |
| CN205139382U (en) * | 2015-11-27 | 2016-04-06 | 中国石油化工股份有限公司 | Portable monitoring devices of ground micro earthquake |
| CN205539510U (en) * | 2016-04-18 | 2016-08-31 | 周铭辉 | Convenient seismic wave detection instrument of retrieving probe |
| CN206209122U (en) * | 2016-11-14 | 2017-05-31 | 中国石油化工股份有限公司 | The buried micro-seismic monitoring node apparatus of ground shallow |
-
2016
- 2016-11-14 CN CN201610998837.9A patent/CN106405633A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837858A (en) * | 2006-04-14 | 2006-09-27 | 钟融荣 | Multi-component borehole strain seismograph |
| CN202531017U (en) * | 2012-01-18 | 2012-11-14 | 中国石油天然气集团公司 | Microdrill for seismic prospecting rectifier |
| CN103543471A (en) * | 2012-07-09 | 2014-01-29 | 韩国地质资源研究院 | Fixture structure for reusing underground micro-seismic sensor |
| WO2014165219A2 (en) * | 2013-03-12 | 2014-10-09 | Ion Geophysical Corporation | Sensor system of buried seismic array |
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| CN205139382U (en) * | 2015-11-27 | 2016-04-06 | 中国石油化工股份有限公司 | Portable monitoring devices of ground micro earthquake |
| CN205539510U (en) * | 2016-04-18 | 2016-08-31 | 周铭辉 | Convenient seismic wave detection instrument of retrieving probe |
| CN206209122U (en) * | 2016-11-14 | 2017-05-31 | 中国石油化工股份有限公司 | The buried micro-seismic monitoring node apparatus of ground shallow |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111830555A (en) * | 2020-08-03 | 2020-10-27 | 黄河勘测规划设计研究院有限公司 | Wireless intelligent combined detector system with interference suppression function |
| CN111830555B (en) * | 2020-08-03 | 2023-09-05 | 黄河勘测规划设计研究院有限公司 | Wireless intelligent combined detector system with interference suppression function |
| CN113253335A (en) * | 2021-06-01 | 2021-08-13 | 中国地质调查局油气资源调查中心 | Ground micro-seismic observation device and method |
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