CN102830427B - Electric sparkle earthquake focus for elastic wave exploration and probing method applied to electric sparkle earthquake focus - Google Patents
Electric sparkle earthquake focus for elastic wave exploration and probing method applied to electric sparkle earthquake focus Download PDFInfo
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- CN102830427B CN102830427B CN201210351788.1A CN201210351788A CN102830427B CN 102830427 B CN102830427 B CN 102830427B CN 201210351788 A CN201210351788 A CN 201210351788A CN 102830427 B CN102830427 B CN 102830427B
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- switch
- sparker
- discharge
- microcomputer time
- relay
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- 238000000034 method Methods 0.000 title claims description 10
- 239000000523 sample Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract 1
- 238000010892 electric spark Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001028 reflection method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
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Abstract
The invention provides an electric sparkle earthquake focus for elastic wave exploration. The discharging switch of the electric sparkle earthquake focus is turned on by using a group of microcomputer timing switch turning-on relays, so that the charging time of the electric sparkle generator can be controlled within a range of 0.5-10 seconds. If the charging time is long, the electric sparkle generator is discharged after reaching rated power, and the electric sparkle earthquake focus is used for deep exploration; and a point measurement distance is controlled within a range of 2-10 m by combining the charging time and a ship driving speed; and if the charging time is short, the electric sparkle earthquake focus can be used for shallow part exploration of water bottom, and the point measurement distance is controlled within a range of 0.5-2 m by combining the charging time and the ship driving speed. A control switch is connected with a real-time parameter displaying device; when the control switch is turned on, measurement turn-on signals are given to a host for receiving reflection wave signals; timing and positioning time signals are given to a satellite positioning device; signals are transmitted to a display device; and impulse frequency, impulse time, electric sparkle generator output power which is calculated through the impulse time, map and measurement point positions can be given and displayed.
Description
Technical field
The present invention relates to water project geologic prospect equipment technical field, especially relate to the sparker source that a kind of elastic wave is reconnoitred, is also a kind of focus that impulses carrying out elastic wave reflex method on the water and reconnoitre.
Background technology
Current exploration technology waterborne both domestic and external is based on seismic reflection method and " shallow section method ".Seismic reflection method adopts the focus such as blast, electric spark, can detect water-bed lower tens meters to the hundred meters degree of depth, but adopt straight line survey line, reflects bad to the landform at the bottom, mud." shallow seismic profile method " adopts seismic source energy little, only as detecting water-bed landform and dirty sand.
Be badly in need of a kind of method and the instrument that have two kinds of functions concurrently in reality, one of them importance impulses technology and mode exactly.It is to be solved: seismic reflection method in water requires that the energy impulsed is high, and measuring point, apart from comparatively large, is 2 ~ 5m, and shallow seismic profile method etc. then require to impulse, and frequency is higher, energy can much smaller than seismic reflection, and measuring point distance is less, is 0.5 ~ 2m.But sparker source of the prior art all can not meet this requirement.
Such as, no matter be " one makes water-bed geologic prospect device on the water surface " by name (application number 02120813.1) patent of invention that I applied on June 3rd, 2002 to China national Patent Office, or " controllable electric spark type acoustic seismic source " (application number 201020574027.6) utility model patent by name that other applicants applied on Dec 22nd, 2010 to China national Patent Office, although related to the problems referred to above all to a certain extent, but it is all manual adjustments, not only Automated condtrol cannot be realized, efficiency is lower, and due to sparker employing high-voltage charging, the operation easier that Non-follow control adds controllers is carried out in measuring process, even can bring life danger to operating personnel.
Summary of the invention
The object of the invention is to the sparker source that a kind of novel elastic wave of design is reconnoitred, solve the problem.
To achieve these goals, the technical solution used in the present invention is as follows:
The sparker source that a kind of elastic wave is reconnoitred, comprise power supply, sparker, discharge switch, spark emission probe and gauge tap system, described sparker is connected to described discharge switch by high-tension cable, described discharge switch is connected to described spark emission probe by high-tension cable, described gauge tap system connects and controls described discharge switch, described gauge tap system comprises relay, microcomputer time switch, reflected signal Receiving Host and satellite positioning device, described microcomputer time switch connects and controls described relay, described microcomputer time switch is connected to described reflected signal Receiving Host and described satellite positioning device simultaneously.
Also comprise hand switch, after described hand switch is in parallel with described microcomputer time switch, connects and control described relay; Described microcomputer time switch and described hand switch are connected to described reflected signal Receiving Host and described satellite positioning device all simultaneously.
Also comprise timing parameters display device, described microcomputer time switch and described hand switch are all connected to described timing parameters display device.
Described power supply is generator.
The rated power of described sparker is 20000 ~ 40000 joules, and the duration of charging reaching rated power is 2 ~ 4 seconds.
Apply a detection method for the sparker source that described elastic wave is reconnoitred, comprise the steps:
S1, starts described relay by described microcomputer time switch and starts described discharge switch, and described microcomputer time switch controls the described sparker duration of charging within the scope of 0.5 second ~ 10 seconds;
S2, sparker discharges after charging reaches rated power, or discharges when charging and not reaching rated power under artificial or automatic control;
S3, when outputing signal described reflected signal Receiving Host and described satellite positioning device from described relay and described microcomputer time switch, or when outputing signal described reflected signal Receiving Host and described satellite positioning device from described relay and described hand switch; Start the time signal that this time electric discharge starts signal and the satnav measured, simultaneously described microcomputer time switch and described hand switch transmit a signal to described timing parameters display device, make that described timing parameters display device demonstrates the number of times that impulses, the time that impulses, the output power of sparker and map and measuring point position.
Wherein, in step s 2:
When needs are detected as deep, then electric discharge reaches rated power, and power is large, and with speed combination of navigating, controlling measuring point on survey line is the distance of 2 ~ 10m;
When needs do water-bed superficial part detect time, then the duration of charging is short, does not reach rated power, and discharge power is less, and with speed combination of navigating, to control on survey line measuring point in the distance of 0.5 ~ 2m.
Survey line adjusts as required before measuring or in measuring process, is linear survey line, or is shaped form or fold-line-shaped survey line.
In the present invention, design sparker source rated power is 20000 ~ 40000 joules, and its duration of charging is about 2 ~ 4 seconds.Before spark discharge switch, establish a relay, be used for star t-up discharge switch, establish a manual control circuit switch before relay, spark discharge can be made by manual control relay.A hand switch time switch in parallel, when hand switch is closed by time switch startup, closed relay, then open and close spark discharge switch.Time switch can set manually the time from 0.5 second ~ 10 seconds, automatic star t-up discharge switch.
Following effect can be reached like this:
(1) namely discharge before the duration of charging of sparker source does not reach rated power, at recharge-discharge-recharge-discharge ... the course of work in keep little inter-spike intervals, make discharge power little, low power electric discharge can improve the frequency that electric spark impulses;
(2) meet in the duration of charging, discharge after sparker source charging reaches rated power, make discharge power large, layer deeper can be detected;
(3) when doing waterborne detecting, a distance that impulses is determined by 2 parameters, i.e. A, shipping agency speed; The discharge and recharge of B, sparker source impulses interval; 2 combine the interval impulsed some when determining shipping agency, also determine measuring point point distance; The survey line of curve and fold-line-shaped can be adopted simultaneously.
(4) star t-up discharge switch each time, give computer input enabling signal of receiving instrument simultaneously, start the zero-time of recording as this acceptance point impulsing control, also provide the time of satnav simultaneously, provide map and point position on the display apparatus.
Beneficial effect of the present invention can be summarized as follows:
1, by microcomputer timing control switch, the duration of charging controlling sparker controls the output power of impulse interval and the control focus of focus.
2, control it by the duration of charging of sparker to impulse the time, speed combination controls measuring point distance automatically with navigating.
3, when surveying the superficial part structure such as underwater mud, sand, cobble by little measuring point distance, with impulsing of smaller power; Use more a little bigger distance when deeply reaching the geology of 80-100m under the survey bottom, impulse with relatively high power.The content of detecting and the degree of depth is adapted to by the duration of charging of the sparker preset.
Accompanying drawing explanation
Fig. 1 is the structural representation in the specific embodiment of the invention,
Wherein: 1-generator (i.e. power supply);
2-sparker;
3-spark emission is popped one's head in;
4-discharge switch;
5-relay;
6-hand switch;
7-microcomputer time switch;
The main frame of 8-reception reflected signal;
9-satellite positioning device;
10-timing parameters display device;
11-generator and sparker stube cable;
The connection high-tension cable of 12-sparker and discharge switch;
The connection high-tension cable that 13-discharge switch and spark emission are popped one's head in;
14-relay and discharge switch connecting line;
15-hand switch and relay connecting line;
16-automatic time switch and relay connecting line;
17-gauge tap 6,7 exports the transmission line of the start signal that impulses to receiver main frame;
18-gauge tap 6,7 exports the transmission line of time and the location impulsing and start to satellite positioning device;
The connecting line of 19-microcomputer time switch and display device;
The connecting line of 20-hand switch and display device.
Embodiment
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The sparker source that a kind of elastic wave is as shown in Figure 1 reconnoitred, comprise power supply 1, sparker 2, discharge switch 4, spark emission probe 3 and gauge tap system, described sparker 2 is connected to described discharge switch 4 by high-tension cable, described discharge switch 4 is connected to described spark emission probe 3 by high-tension cable, described gauge tap system connects and controls described discharge switch 4, described gauge tap system comprises relay 5, microcomputer time switch 7, reflected signal Receiving Host 8 and satellite positioning device 9, described microcomputer time switch 7 connects and controls described relay 5, described microcomputer time switch 7 is connected to described reflected signal Receiving Host 8 and described satellite positioning device 9 simultaneously, in the present embodiment, described power supply 1 is generator.In a preferred embodiment, the sparker source that described elastic wave is reconnoitred also comprises hand switch 6 and timing parameters display device 10, after described hand switch 6 is in parallel with described microcomputer time switch 7, connects and controls described relay 5; Described microcomputer time switch 7 and described hand switch 6 are connected to described reflected signal Receiving Host 8 and described satellite positioning device 9 all simultaneously; Described microcomputer time switch 7 and described hand switch 6 are all connected to described timing parameters display device 10; The rated power of described sparker 2 is 20000 ~ 40000 joules, and the duration of charging reaching rated power is 2 ~ 4 seconds.
Apply a detection method for the sparker source that described elastic wave is reconnoitred, comprise the steps:
S1, starts described relay 5 by described microcomputer time switch 7 and starts described discharge switch 4, and described microcomputer time switch 7 controls described sparker 2 duration of charging within the scope of 0.5 second ~ 10 seconds;
S2, sparker 2 discharges after charging reaches rated power, or discharges when charging and not reaching rated power under artificial or automatic control;
S3, when outputing signal described reflected signal Receiving Host 8 and described satellite positioning device 9 from described relay 5 with relay described in described microcomputer time switch 75 and described hand switch 6, or when outputing signal described reflected signal Receiving Host 8 and described satellite positioning device 9 from described relay 5 and described hand switch 6; Start the time signal that this time electric discharge starts signal and the satnav measured, simultaneously described microcomputer time switch 7 and described hand switch transmit a signal to described timing parameters display device 10, make that described timing parameters display device 10 demonstrates the number of times that impulses, the time that impulses, the output power of sparker 2 and map and measuring point position.In actual measurement, survey line all can adjust as required before measuring or in measuring process, is linear survey line, or is shaped form or fold-line-shaped survey line.
Wherein, in step s 2:
When needs are detected as deep, then electric discharge reaches rated power, and power is large, and with speed combination of navigating, controlling measuring point on survey line is the distance of 2 ~ 10m;
When needs do water-bed superficial part detect time, then the duration of charging is short, does not reach rated power, and discharge power is less, and with speed combination of navigating, to control on survey line measuring point in the distance of 0.5 ~ 2m.
Main core of the present invention is by relay 5, microcomputer time switch 7, and self-timing parameter displaying device 10 and satellite positioning device 9 are formed.A complete set of focus is powered to sparker 2 by stube cable 11 by generator 1, sparker 2 is connected with discharge switch 4 by high-tension cable 12, discharge switch 4 is popped one's head in by high-tension cable 13 and spark emission and 3 to be connected, hand switch 6 and the parallel connection of microcomputer time switch switch 7, 6 by connecting line 15, 7 are connected to come the logical of pilot relay 5 by connecting line 16 and relay 5, disconnected, relay 5 is connected to come opening and closing discharge switch 4 by connecting line 14 with discharge switch 4, microcomputer time switch 7 is connected with the main frame 8 receiving reflected signal by connecting line 17 with hand switch 6, provide the signal starting this time electric discharge and start to measure to the main frame 8 receiving reflected signal while hand switch 6 or microcomputer time switch 7 pilot relay 5 are opened, and to be sent to satellite positioning device 9 by connecting line 18 simultaneously and clock and start the signal of locating device 9, carry signal by connecting line 20 or microcomputer time switch 7 by connecting line 19 by hand switch 6 simultaneously, timing parameters display device 10 is made to provide and show the number of times that impulses, impulsed time and the output power of sparker 2 that calculated by the duration of charging, also show map and the position of measuring point on map simultaneously.
The present invention is described in detail in preferred embodiment above by concrete; but those skilled in the art should be understood that; the present invention is not limited to the above embodiment; within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement etc., all should be included within protection scope of the present invention.
Claims (2)
1. the detection method of sparker source reconnoitred of elastic wave,
The sparker source that described elastic wave is reconnoitred, comprise power supply, sparker, discharge switch, spark emission probe and gauge tap system, described sparker is connected to described discharge switch by high-tension cable, described discharge switch is connected to described spark emission probe by high-tension cable, described gauge tap system connects and controls described discharge switch, described gauge tap system comprises relay, microcomputer time switch, reflected signal Receiving Host and satellite positioning device, described microcomputer time switch connects and controls described relay, described microcomputer time switch is connected to described reflected signal Receiving Host and described satellite positioning device simultaneously,
Also comprise hand switch, after described hand switch is in parallel with described microcomputer time switch, connects and control described relay; Described microcomputer time switch and described hand switch are connected to described reflected signal Receiving Host and described satellite positioning device all simultaneously;
Also comprise timing parameters display device, described microcomputer time switch and described hand switch are all connected to described timing parameters display device;
It is characterized in that, comprise the steps:
S1, starts described relay by described microcomputer time switch and starts described discharge switch, and described microcomputer time switch controls the described sparker duration of charging within the scope of 0.5 second ~ 10 seconds;
S2, sparker discharges after charging reaches rated power, or discharges when charging and not reaching rated power under artificial or automatic control;
S3, when outputing signal described reflected signal Receiving Host and described satellite positioning device from described relay and described microcomputer time switch, or when outputing signal described reflected signal Receiving Host and described satellite positioning device from described relay and described hand switch; Start the time signal that this time electric discharge starts signal and the satnav measured, simultaneously described microcomputer time switch and described hand switch transmit a signal to described timing parameters display device, make that described timing parameters display device demonstrates the number of times that impulses, the time that impulses, the output power of sparker and map and measuring point position;
In step s 2:
When needs are detected as deep, then electric discharge reaches rated power, and power is large, and with speed combination of navigating, controlling measuring point on survey line is the distance of 2 ~ 10m;
When needs do water-bed superficial part detect time, then the duration of charging is short, does not reach rated power, and discharge power is less, and with speed combination of navigating, to control on survey line measuring point in the distance of 0.5 ~ 2m.
2. the detection method of sparker source reconnoitred of elastic wave according to claim 1, is characterized in that: survey line adjusts as required as linear survey line before measuring or in measuring process, or is fold-line-shaped survey line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210351788.1A CN102830427B (en) | 2012-09-20 | 2012-09-20 | Electric sparkle earthquake focus for elastic wave exploration and probing method applied to electric sparkle earthquake focus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210351788.1A CN102830427B (en) | 2012-09-20 | 2012-09-20 | Electric sparkle earthquake focus for elastic wave exploration and probing method applied to electric sparkle earthquake focus |
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| Publication Number | Publication Date |
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| CN102830427A CN102830427A (en) | 2012-12-19 |
| CN102830427B true CN102830427B (en) | 2015-01-14 |
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| CN201210351788.1A Expired - Fee Related CN102830427B (en) | 2012-09-20 | 2012-09-20 | Electric sparkle earthquake focus for elastic wave exploration and probing method applied to electric sparkle earthquake focus |
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| CN106990431B (en) * | 2017-05-18 | 2023-08-15 | 国家海洋局第一海洋研究所 | Offshore bottom hydrate detection system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201897637U (en) * | 2010-11-15 | 2011-07-13 | 铁道第三勘察设计院集团有限公司 | Spark focus device for geophysical prospecting and detecting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2377020B (en) * | 2001-04-19 | 2003-08-13 | Schlumberger Holdings | Method and apparatus for generating seismic waves |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201897637U (en) * | 2010-11-15 | 2011-07-13 | 铁道第三勘察设计院集团有限公司 | Spark focus device for geophysical prospecting and detecting |
Non-Patent Citations (1)
| Title |
|---|
| 浅层地震探测的可控震源信号设计;林君等;《地球物理学进展》;20041231;第19卷(第4期);807-811 * |
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