CN108693412A - Earthquake Observation of The Geoelectric Field device and observation procedure - Google Patents
Earthquake Observation of The Geoelectric Field device and observation procedure Download PDFInfo
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- CN108693412A CN108693412A CN201710221024.3A CN201710221024A CN108693412A CN 108693412 A CN108693412 A CN 108693412A CN 201710221024 A CN201710221024 A CN 201710221024A CN 108693412 A CN108693412 A CN 108693412A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000005684 electric field Effects 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 5
- 238000013500 data storage Methods 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000005070 sampling Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
Abstract
The present invention provides a kind of earthquake Observation of The Geoelectric Field device, including column, and both ends are respectively equipped with the first, second electrode, and the first electrode is for being placed in air, and the second electrode is for being inserted into underground;Circuit block is installed on the column, is connect with the first electrode and second electrode circuit, and wirelessly communicates and connect with external equipment.Observation of The Geoelectric Field method is by multiple observation devices by geographical east-west direction and geographical North and South direction arranged crosswise, the electric signal of the first electrode acquisition and second electrode acquisition is received by the circuit block, and connection is externally sent by radio communication, and the potential difference data that any two observation device transmits is subtracted each other to obtain the electric field strength of pole span between described two observation devices.The observation device of the present invention has low cost, the wireless transmission function of high sampling rate, longitude and latitude record, has very strong practicability to field data observation.
Description
Technical field
The present invention relates to a kind of earthquake Observation of The Geoelectric Field device and observation procedures.
Background technology
Currently, ZD9 ground electric-field instruments are used in more than 120, China earth electric field observatory, as shown in Fig. 1,
Which employs the methods of multiple tracks electrode spacing cloth pole, apply unpolarized electrode 10, and usually each station is laid in the same direction
The long and short electrode spacing to differ, short pole span are 150m-200m long, and long pole span is 350-400m long, specifically comprising transverse and longitudinal is handed over
Five stations of setting are pitched, are that the roads Ge Ce are arranged so to form six roads Ge Ce input ports between any two station
The purpose of electrode is to realize to identify and exclude environmental disturbances as far as possible, ensures the objectivity of Observation of The Geoelectric Field.But such electrode
Method for arranging needs install electric wiring in the distance of about 800m, and the standard for the bar that installs electric wiring at present is mono- electric pole of every 50m,
400m then needs 8 electric poles on one direction, then needs to set up more than ten electric poles in SN (north and south), EW (thing) direction,
Along with output electric wire, electric wire total length 1400m or so is needed.Such station construction site condition requires high, land use
Cost is big;Surveying area, nearby observation is difficult to adjust if being disturbed, and flexibility is poor, is not easy to mobile observation;And in order to more accurate
Observe earthquake electric signal, if laying more survey roads, longer pole span (a few tens of kms of km -) in the same direction,
It can not be achieved for from above-mentioned observation technology since difficult too many, cost is too big.
Invention content
The technical problem to be solved in the present invention be to provide it is a kind of simple in structure, reliable operation for observing earth electric field
Observation device, to overcome the defect in the prior art.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that:A kind of earthquake Observation of The Geoelectric Field device, packet
It includes:
Column, upper/lower terminal are respectively equipped with first electrode and second electrode, and the first electrode supplies to be placed in air,
The second electrode is for being inserted into underground;
Circuit block is installed on the column, is connect with the first electrode and second electrode circuit, and and external equipment
Wireless communication connection.
Preferably, the circuit block includes locator, data processor, data storage and signal projector.
Preferably, the length of the column is 1-5m.
Preferably, the column is insulating materials.
The technical problem to be solved in the present invention is to provide a kind of method for effectively observing earth electric field using observation device, with
Overcome the defect in the prior art.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that:A kind of ground using the observation device
Electric field observation procedure, including:
Multiple observation devices are pressed into geographical east-west direction and geographical North and South direction arranged crosswise, wherein each sight
Device is surveyed to be set as:Its column is inserted into earth's surface, to enable the first electrode be placed in air and second electrode merging earth's surface underground
In;
The electric signal of the first electrode acquisition and second electrode acquisition is received by the circuit block, and calculates two kinds
The potential difference data of electric signal simultaneously connects externally transmission by the wireless communication;
Collect the potential difference data that each observation device transmits, and the potential difference that any two observation device is transmitted
Data subtract each other to obtain the electric field strength of pole span between described two observation devices.
Preferably, the position of observation device is determined by locator, and then determines the pole span between two observation devices.
Preferably, two interelectrode potential differences of single observation device are obtained by data processor.
Preferably, by signal projector to remote external device wirelessly transmitting data.
As described above, earthquake Observation of The Geoelectric Field device of the present invention and observation procedure, have the advantages that:
The observation device of the present invention has low cost, the wireless transmission function of high sampling rate, longitude and latitude record, after networking
It may be implemented to net the earth electric field electric field strength between interior any two points to calculate, principle is:First electrode and the second electricity are obtained first
Then its potential difference obtained with other measuring point is subtracted each other, is obtained by computer disposal calculates by the potential difference of interpolar
The electric field strength data of different location.This method breaches the limitation of observation pole span, takes into account portability, easy-operating feature, right
Field data observation has very strong practicability.
Description of the drawings
Fig. 1 is the layout diagram for observing electrode in the prior art.
Fig. 2 is the observation device structure chart of the present invention.
Fig. 3 is the observation procedure schematic diagram of the present invention.
In figure:
1 column, 2 first electrode
3 second electrode, 4 circuit block
41 locator, 42 data processor
43 data storage, 44 signal projector
10 unpolarized electrodes
Specific implementation mode
Structure, ratio, size depicted in Figure of description etc., only to coordinate the revealed content of specification, with
Understand for those skilled in the art and read, is not limited to the enforceable qualifications of the present invention, therefore does not have technically
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size can be generated not influencing the present invention
Under effect and the purpose that can reach, it should all fall in the range of disclosed technology contents can be covered.Meanwhile this
Cited such as "upper", "lower", "front", "rear", " centre " term in specification are merely convenient to being illustrated for narration, rather than
To limit the scope of the invention, relativeness is altered or modified, in the case where changing technology contents without essence, when also
It is considered as the enforceable scope of the present invention.
As shown in Fig. 2, a kind of observation device for earthquake Observation of The Geoelectric Field of the invention, including:
The upper/lower terminal of column 1, column 1 is respectively equipped with first electrode 2 and second electrode 3, and the first electrode 2 makes
Used time is placed in air, and the second electrode 3 is inserted into underground.First electrode 2 and second electrode 3 are all made of unpolarizable electrode,
Diameter 4-8cm, it is preferred to use 5cm;Length 10-20cm, it is preferred to use 15cm.
Circuit block 4, is installed on the column 1, and circuit block 4 is electric with the first electrode 2 and second electrode 3 respectively
Road connects, and circuit block 3 is also wirelessly communicated with external equipment and connected.By first electrode 2 and second electrode 3 can observe this two
Potential difference between point, principle are:Change small property, observation underground and ground upper layer using earth's surface air conductivity
The potential difference of air, and then realize the potential difference observation of the observation device position.It is observed using the device multiple spot networking,
Observed result subtracts each other two-by-two, can subtract the part that air influences current potential, realizes the sight to earth's surface point-to-point transmission potential difference
It surveys.Circuit block 4 is powered by accumulator in the present invention, can be also powered by extraneous electric wire.In the present embodiment
Column 1 be hollow structure, the conducting wire that circuit block 4 is connect with two electrodes is in 1 inner cavity of column.
In the present invention, the circuit block 4 includes locator 41, data processor 42, data storage 43 and signal
Transmitter 44.Locator 41 is GPS, is used to determine that position and the time service of the present apparatus, data processor 42 to be used for the first electricity
Potential difference between pole 2 and second electrode 3 is handled, treated data data memory input 43, data storage 43
In data external equipment is emitted in a manner of wireless telecommunications signal projector 44, personnel pass through external device processes point
Data are analysed, and then obtain the electric field strength between any two points, to achieve the purpose that the arbitrary pole span length electric field strength of observation.
In the present embodiment, the length of the column 1 needs adjustment length, generally 1-5m depending on observation.It is preferred that using
1.5m, this is primarily to field inspection is convenient for carrying, and in addition the conductivity in ground air is similar, is doing mathematic interpolation mistiming
Difference is smaller.In addition, the column 1 is insulating materials;Not only it ensure that safety, but also can ensure that electric signal transmission is interference-free.It is vertical
PVC plastic or wood materials etc. may be used in column 1.
Invention additionally discloses a kind of methods for observing earth electric field using the observation device referring to figs. 2 and 3 will be multiple
The observation device presses geographical east-west direction and geographical North and South direction arranged crosswise, wherein the column 1 of each observation device is inserted
Enter earth's surface, so allow the first electrode 2 be placed in air and second electrode 3 be placed in underground.That is the present invention solves skill
The mode of art problem is:The potential difference between first electrode 2 and second electrode 3 is calculated by data processor 42, i.e. this measuring point is empty
The potential difference of gas and soil, then the data obtained, which first stores, arrives data storage 43, finally by 44 channel radio of signal projector
Letter connection, the geographic position data simultaneous transmission of potential difference data and observation device is handled to external equipment.Outside is set
The standby potential difference data collected each observation device and transmitted, the potential difference data that any two observation device transmits is subtracted each other
Obtain the electric field strength of pole span between described two observation devices.And then reach observation purpose.
In the present embodiment, need not install electric wiring bar between each observation device, need not also connect electric wire, Mei Geguan
It is all independently arranged to survey device, therefore can effectively meet the laying needs of different geographical.
In conclusion earthquake Observation of The Geoelectric Field device of the present invention and observation procedure, can solve observation earth electric field needs
Multiple electric poles are set, electric wire, observation area is largely used to select difficult problem.So the present invention effectively overcome it is existing
Some practical problems in technology are to have very high utility value and use meaning.
The principle of the present invention and its effect is only illustrated in the above embodiment, and is not intended to limit the present invention.This hair
It is bright to be improved under the premise of without prejudice to overall thought there are many more aspect, it all can be for those skilled in the art
Without prejudice under the spirit and scope of the present invention, can carry out modifications and changes to above-described embodiment.Therefore, technical field such as
Middle all equivalent modifications for being completed without departing from the spirit and technical ideas disclosed in the present invention of tool usually intellectual or
Change, should be covered by the claim of the present invention.
Claims (8)
1. a kind of earthquake Observation of The Geoelectric Field device, which is characterized in that including:
Column, upper/lower terminal are respectively equipped with first electrode and second electrode, and the first electrode is described for being placed in air
Second electrode is for being inserted into underground;
Circuit block is installed on the column, is connect with the first electrode and second electrode circuit, and wireless with external equipment
Communication connection.
2. earthquake Observation of The Geoelectric Field device according to claim 1, it is characterised in that:The circuit block includes positioning
Device, data processor, data storage and signal projector.
3. earthquake Observation of The Geoelectric Field device according to claim 1, it is characterised in that:The length of the column is 1-5m.
4. earthquake Observation of The Geoelectric Field device according to claim 1, it is characterised in that:The column is insulating materials.
5. a kind of Observation of The Geoelectric Field method using any one of any one of claims 1 to 44 observation device, which is characterized in that packet
It includes:
Multiple observation devices are pressed into geographical east-west direction and geographical North and South direction arranged crosswise, wherein each observation dress
It installs and is set to:Its column is inserted into earth's surface, to enable the first electrode be placed in air and second electrode merging underground;
The electric signal of the first electrode acquisition and second electrode acquisition is received by the circuit block, and calculates two kinds of telecommunications
Number potential difference data and pass through the wireless communication connection externally send;
Collect the potential difference data that each observation device transmits, and the potential difference data that any two observation device is transmitted
Subtract each other to obtain the electric field strength of pole span between described two observation devices.
6. Observation of The Geoelectric Field method according to claim 5, it is characterised in that:The position of observation device is determined by locator
It sets, and then determines the pole span between two observation devices.
7. Observation of The Geoelectric Field method according to claim 5, it is characterised in that:It is individually observed by data processor
Two interelectrode potential differences of device.
8. Observation of The Geoelectric Field method according to claim 5, it is characterised in that:It is set to distal outer by signal projector
Standby wirelessly transmitting data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221024.3A CN108693412B (en) | 2017-04-06 | Earthquake ground electric field observation device and observation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221024.3A CN108693412B (en) | 2017-04-06 | Earthquake ground electric field observation device and observation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108693412A true CN108693412A (en) | 2018-10-23 |
| CN108693412B CN108693412B (en) | 2024-05-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683203A (en) * | 2019-02-15 | 2019-04-26 | 中国地震局地壳应力研究所 | A kind of earthquake ground dipole interference source localization method and system in electricity observation |
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