CN102981185A - Three-component magnetic field and three-component electric field ocean electromagnetic data collection station - Google Patents
Three-component magnetic field and three-component electric field ocean electromagnetic data collection station Download PDFInfo
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- CN102981185A CN102981185A CN2012104494798A CN201210449479A CN102981185A CN 102981185 A CN102981185 A CN 102981185A CN 2012104494798 A CN2012104494798 A CN 2012104494798A CN 201210449479 A CN201210449479 A CN 201210449479A CN 102981185 A CN102981185 A CN 102981185A
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Abstract
Provided is a three-component magnetic field and three-component electric field ocean electromagnetic data collection station. The three-component magnetic field and three-component electric field ocean electromagnetic data collection station is applied in ocean petroleum geological prospecting. An electric field data collection station and an electric field data collection station power source are fixed inside an ocean electromagnetic data collection station box body. The electric field data collection station is connected with three pairs of three-component electric field sensors which are arranged outside the ocean electric electromagnetic collection station box body. A pressure-resisting sealed glass ball is arranged inside the ocean electromagnetic data collection station box body, and a magnetic field data collection station, a magnetic field data collection station power source, an X-direction small-scale horizontal magnetic field sensor, a Y-direction small-scale horizontal magnetic field sensor and a Z-direction small-scale vertical magnetic field sensor are arranged inside the pressure-resisting sealed glass ball 2. According to the three-component magnetic field and three-component electric field ocean electromagnetic data collection station, a design and manufacture process for carrying out pressure-resisting sealing processing independently to a single induction coil type magnetic field sensor which is larger than 1m in length in an ocean electromagnetic data collection station box for production is simplified, and two pairs or three pairs of pole type horizontal electrodes with 10-meter pole pitch are eliminated.
Description
Technical field
The present invention relates to marine oil geologic prospecting and Marine Geology structure and geological resource investigation apparatus technical field, being particularly related to offshore geophysical prospecting and gathering the natural field source in seabed and/or artificial field source three-component electromagnetic field data, is a kind of three-component magnetic field and three-component electric field marine electromagnetic data acquisition station.
Background technology
At present, for the production of the marine electromagnetic data acquisition station adopts is that the length of two or three separation surpasses 1 meter line of induction ring type magnetic field sensor, need to carry out separately the pressure-resistant seal packing to each magnetic field sensor and process, be not easy to produce and use.For the production of the marine electromagnetic data acquisition station adopts is two to (E
X, E
Y) or three to (E
X, E
Y, E
Z) the long-rod type electrode of 10 meters of pole spans, be not easy to very much operation and transportation.For the production of the magnetic field of marine electromagnetic data acquisition station and electric field data acquisition module and power supply all be placed in the pressure-resistant seal cabin.
Summary of the invention
The objective of the invention is: a kind of three-component magnetic field and three-component electric field marine electromagnetic data acquisition station are provided, are used for the seabed and carry out the marine electromagnetic data collection of three-component magnetic field, ocean and three-component electric field measurement.Use relatively independent three-component magnetic field acquisition module and three-component electric field acquisition module, simplify the marine electromagnetic data acquisition station that uses in producing at present.
The technical solution used in the present invention is: three-component magnetic field and three-component electric field marine electromagnetic data acquisition station comprise marine electromagnetic data acquisition station casing, pressure-resistant seal glass bead, the small-sized horizontal magnetic field sensor (H of directions X
X), the small-sized horizontal magnetic field sensor (H of Y-direction
Y), the small-sized vertical magnetic field sensor of Z direction (H
Z), directions X horizontal component of electric field sensor/electrode (E
X), directions X horizontal component of electric field sensor/electrode (E
X), magnetic field data acquisition station, magnetic field data acquisition station power supply, electric field data acquisition station, electric field data acquisition station power supply, Z perpendicular direction electric-field sensor/electrode (E
Z), Z perpendicular direction electric-field sensor/electrode (E
Z), Y-direction horizontal component of electric field sensor/electrode (E
Y) and Y-direction horizontal component of electric field sensor/electrode (E
Y); It is characterized in that:
Marine electromagnetic data acquisition station casing is the square bodily form made from ultra high molecular polyethylene, and marine electromagnetic data acquisition station casing has upper and lower, left and right, front and rear six planes;
Be fixed with electric field data acquisition station power supply and electric field data acquisition station in marine electromagnetic data acquisition station casing, be connected wire between electric field data acquisition station power supply and the electric field data acquisition station, electric field data acquisition station power supply provides electric energy for the electric field data acquisition station.The electric field data acquisition station connects six three-component electric-field sensors by signal wire; Six three-component electric-field sensors are directions X horizontal component of electric field sensor/electrode (E
X), directions X horizontal component of electric field sensor/electrode (E
X), Z perpendicular direction electric-field sensor/electrode (E
Z), Z perpendicular direction electric-field sensor/electrode (E
Z), Y-direction horizontal component of electric field sensor/electrode (E
Y) and Y-direction horizontal component of electric field sensor/electrode (E
Y); Six three-component electric-field sensors are separately fixed at the outside, six planes of marine electromagnetic data acquisition station casing; Wherein, on the face directions X horizontal component of electric field sensor/electrode (EX) and directions X horizontal component of electric field sensor/electrode (EX) are installed respectively about outside the marine electromagnetic data acquisition station casing, Z perpendicular direction electric-field sensor/electrode (E is installed respectively on the top and bottom outside marine electromagnetic data acquisition station casing
Z) and Z perpendicular direction electric-field sensor/electrode (E
Z), Y-direction horizontal component of electric field sensor/electrode (E is installed respectively on the front-back outside marine electromagnetic data acquisition station casing
Y) and Y-direction horizontal component of electric field sensor/electrode (E
Y), in order to measure seabed three-component electric field data, electric field data acquisition station 9 converts the simulate electric field signal to digital signal.
A pressure-resistant seal glass bead is arranged in marine electromagnetic data acquisition station casing, be provided with magnetic field data acquisition station, magnetic field data acquisition station power supply, the small-sized horizontal magnetic field sensor (H of directions X in the pressure-resistant seal glass bead 2
X), the small-sized horizontal magnetic field sensor (H of Y-direction
Y) and the small-sized vertical magnetic field sensor of Z direction (H
Z); Magnetic field data acquisition station 7 is connected by wire with magnetic field data acquisition station power supply, and magnetic field data acquisition station power supply 8 provides electric energy for magnetic field data acquisition station 7; Magnetic field data acquisition station 7 connects respectively directions X horizontal magnetic field sensor (H by signal wire
X), Y-direction horizontal magnetic field sensor (H
Y) and Z perpendicular direction magnetic field sensor (H
Z) 5; Directions X horizontal magnetic field sensor (H
X), Y-direction horizontal magnetic field sensor (H
Y) and Z perpendicular direction magnetic field sensor (H
Z) orthogonal thereto direction.
Directions X horizontal magnetic field sensor (H
X), Y-direction horizontal magnetic field sensor (H
Y) and Z perpendicular direction magnetic field sensor (H
Z) outputting analog signal respectively, simulating signal by one independently the analog to digital converter of 32 4000Hz sampling rates convert digital signal to, digitized seabed three-component magnetic field data is stored in the storage chip of magnetic field data acquisition station.The three-component magnetic field data of storage is sent in pressure-resistant seal the glass bead outer palm PC or notebook by WIFI or bluetooth or wireless network mode.
Directions X horizontal component of electric field sensor/electrode (E
X), directions X horizontal component of electric field sensor/electrode (E
X), Z perpendicular direction electric-field sensor/electrode (E
Z), Z perpendicular direction electric-field sensor/electrode (E
Z), Y-direction horizontal component of electric field sensor/electrode (E
Y) and Y-direction horizontal component of electric field sensor/electrode (E
Y) outputting analog signal, simulating signal by one independently the analog to digital converter of 32 4000Hz sampling rates convert digital signal to, digitized three-component electric field data are stored in the storage chip of electric field data acquisition station.The three-component electric field data communication device of storage is crossed WIFI or bluetooth or wireless network mode and is sent in electric field the data acquisition station outer palm PC or notebook.
Below glass floating ball, near difference installation position and CTD image data registering instrument, CTD sensor, hydrolocation and releasing means around the pressure-resistant seal glass bead of acquisition station casing top.
Beacon is installed in the center of uppermost three or four glass floating balls of acquisition station casing.Be convenient to marine electromagnetic data collection fleet marine electromagnetic data acquisition station and salvage recovery.
Cement counterweight anchor ingot is fixed on the bottom of acquisition station casing, and glass floating ball is installed in the top of acquisition station casing.Launch acoustic signals by the underwater sound transceiver on the marine electromagnetic data acquisition vessel to hydrolocation and delivery system in the marine electromagnetic data acquisition station, realize that by the Long-distance Control acoustic release cement counterweight anchor ingot separates with the release of acquisition station casing, the marine electromagnetic data acquisition station relies on the buoyancy of the glass floating ball that is installed in acquisition station casing top to emerge, and salvages recovery by the marine electromagnetic data acquisition vessel.
Beneficial effect of the present invention: three-component of the present invention magnetic field and three-component electric field marine electromagnetic data acquisition station, three line of induction ring type magnetic field sensor or three-component fluxgate type magnetic field sensors that separate fully are placed in the pressure-resistant seal glass bead, simplified at present for the production of the marine electromagnetic data acquisition station in single length surpassed 1 meter line of induction ring type magnetic field sensor carry out separately the Design and manufacture technique that the pressure-resistant seal packing is processed.Removed at present for the production of the long-rod type horizontal electrode of 10 meters of two or three pairs of pole spans of marine electromagnetic data acquisition station, with three pairs of electrodes installing on six faces outside the marine electromagnetic data acquisition station casing 1, what substitute former marine electromagnetic data acquisition station is the long-rod type horizontal electrode of 10 meters of two or three pairs of pole spans.Can simplify to a great extent the Design and manufacture of marine electromagnetic data acquisition station, significantly reduce the manufacturing cost of marine electromagnetic data acquisition station, and the operation and maintenance when being convenient at sea produce.
Description of drawings
Fig. 1 is three-component of the present invention magnetic field and three-component electric field marine electromagnetic data acquisition station synoptic diagram.(E
YElectrode pair is in Fig. 2).
Fig. 2 is three-component of the present invention magnetic field and three-component electric field marine electromagnetic data acquisition station synoptic diagram.(three-component magnetic field acquisition station is in Fig. 1).
Among the figure, 1-marine electromagnetic data acquisition station casing, 2-pressure-resistant seal glass bead, 3-X direction horizontal magnetic field sensor (H
X), 4-Y direction horizontal magnetic field sensor (H
Y), 5-Z perpendicular direction magnetic field sensor (H
Z), 6A-X direction horizontal component of electric field sensor/electrode (E
X), 6B-X direction horizontal component of electric field sensor/electrode (E
X), 7-magnetic field data acquisition station, 8-magnetic field data acquisition station power supply, 9-electric field data acquisition station, 10-electric field data acquisition station power supply, 11A-Z perpendicular direction electric-field sensor/electrode (E
Z), 11B-Z perpendicular direction electric-field sensor/electrode (E
Z), 12A-Y direction horizontal component of electric field sensor/electrode (E
Y), 12B-Y direction horizontal component of electric field sensor/electrode (E
Y).
Among Fig. 1 and Fig. 2, all do not draw recovery beacon, anchor ingot, ball float, hydrolocation and delivery system, orientation and the CTD acquisition and recording instrument of marine electromagnetic data acquisition station and the communication system that communicates with uphole equipment.
Embodiment
Embodiment 1: take a three-component magnetic field and three-component electric field marine electromagnetic data acquisition station as example, the present invention is described in further detail.
Three-component magnetic field and three-component electric field marine electromagnetic data acquisition station comprise marine electromagnetic data acquisition station casing 1, pressure-resistant seal glass bead 2, the small-sized horizontal magnetic field sensor (H of directions X
X) 3, the small-sized horizontal magnetic field sensor (H of Y-direction
Y) 4, the small-sized vertical magnetic field sensor of Z direction (H
Z) 5, directions X horizontal component of electric field sensor/electrode (E
X) 6A, directions X horizontal component of electric field sensor/electrode (E
X) 6B, magnetic field data acquisition station 7, magnetic field data acquisition station power supply 8, electric field data acquisition station 9, electric field data acquisition station power supply 10, Z perpendicular direction electric-field sensor/electrode (E
Z) 11A, Z perpendicular direction electric-field sensor/electrode (E
Z) 11B, Y-direction horizontal component of electric field sensor/electrode (E
Y) 12A and Y-direction horizontal component of electric field sensor/electrode (E
Y) 12B; It is characterized in that:
Marine electromagnetic data acquisition station casing 1 is the square bodily form made from ultra high molecular polyethylene, and marine electromagnetic data acquisition station casing 1 has upper and lower, left and right, front and rear six planes;
Consult Fig. 2.In marine electromagnetic data acquisition station casing 1, be fixed with electric field data acquisition station power supply 10 and electric field data acquisition station 9, be connected wire between electric field data acquisition station power supply 10 and the electric field data acquisition station 9, electric field data acquisition station power supply 10 provides electric energy for electric field data acquisition station 9.Electric field data acquisition station 9 connects three pairs of six three-component electric-field sensors by signal wire; Three pairs of six three-component electric-field sensors are directions X horizontal component of electric field sensor/electrode (E
X) 6A, directions X horizontal component of electric field sensor/electrode (E
X) 6B, Z perpendicular direction electric-field sensor/electrode (E
Z) 11A, Z perpendicular direction electric-field sensor/electrode (E
Z) 11B, Y-direction horizontal component of electric field sensor/electrode (EY) 12A and Y-direction horizontal component of electric field sensor/electrode (EY) 12B; Three pairs of six three-component electric-field sensors are separately fixed at the outside, six planes of marine electromagnetic data acquisition station casing 1; Wherein, marine electromagnetic data acquisition station casing 1 outer about directions X horizontal component of electric field sensor/electrode (E is installed respectively on the face
X) 6A and directions X horizontal component of electric field sensor/electrode (E
X) 6B, Z perpendicular direction electric-field sensor/electrode (E is installed respectively on the top and bottom outside marine electromagnetic data acquisition station casing 1
Z) 11A and Z perpendicular direction electric-field sensor/electrode (E
Z) 11B, Y-direction horizontal component of electric field sensor/electrode (E is installed respectively on the front-back outside marine electromagnetic data acquisition station casing 1
Y) 12A and Y-direction horizontal component of electric field sensor/electrode (E
Y) 12B, in order to measure seabed three-component electric field data, electric field data acquisition station 9 converts the simulate electric field signal to digital signal.
Consult Fig. 1.A pressure-resistant seal glass bead 2 is arranged in marine electromagnetic data acquisition station casing 1, be provided with magnetic field data acquisition station 7, magnetic field data acquisition station power supply 8, the small-sized horizontal magnetic field sensor (H of directions X in the pressure-resistant seal glass bead 2
X) 3, the small-sized horizontal magnetic field sensor (H of Y-direction
Y) 4 and the small-sized vertical magnetic field sensor of Z direction (H
Z) 5; Magnetic field data acquisition station 7 and magnetic field data acquisition station power supply 8 are connected by wire, and magnetic field data acquisition station power supply 8 provides electric energy for magnetic field data acquisition station 7; Magnetic field data acquisition station 7 connects respectively directions X horizontal magnetic field sensor (H by signal wire
X) 3, Y-direction horizontal magnetic field sensor (H
Y) 4 and Z perpendicular direction magnetic field sensor (H
Z) 5; Directions X horizontal magnetic field sensor (H
X) 3, Y-direction horizontal magnetic field sensor (H
Y) 4 and Z perpendicular direction magnetic field sensor (H
Z) 5 orthogonal thereto directions.
Directions X horizontal magnetic field sensor (H
X) 3, Y-direction horizontal magnetic field sensor (H
Y) 4 and Z perpendicular direction magnetic field sensor (H
Z) 5 outputting analog signals respectively, simulating signal by one independently the analog to digital converter of 32 4000Hz sampling rates convert digital signal to, digitized seabed three-component magnetic field data is stored in the storage chip of magnetic field data acquisition station 7.The three-component magnetic field data of storage is sent in pressure-resistant seal the glass bead outer palm PC or notebook by WIFI or bluetooth or wireless network mode.
Directions X horizontal component of electric field sensor/electrode (E
X) 6A, directions X horizontal component of electric field sensor/electrode (E
X) 6B, Z perpendicular direction electric-field sensor/electrode (E
Z) 11A, Z perpendicular direction electric-field sensor/electrode (E
Z) 11B, Y-direction horizontal component of electric field sensor/electrode (E
Y) 12A and Y-direction horizontal component of electric field sensor/electrode (E
Y) the 12B outputting analog signal, simulating signal by one independently the analog to digital converter of 32 4000Hz sampling rates convert digital signal to, digitized three-component electric field data are stored in the storage chip of electric field data acquisition station 9.The three-component electric field data communication device of storage is crossed WIFI or bluetooth or wireless network mode and is sent in electric field data acquisition station 9 palm PC or notebook outward.
Three-component magnetic field and three-component electric field marine electromagnetic data acquisition station structure and embodiment:
The cubic shaped box that is assembled into by ultra high molecular polyethylene described in the step 1, the size of marine electromagnetic data acquisition station casing 1 are approximately 1 meter long, 1 meter wide and 1 meter high.
Several efficient chargeable lithium cells of three-component electric field data acquisition station power pack 10 interior installations of dielectric voltage withstand sealing described in the step 1.The power pack capacity should be able to guarantee that 9 continuous workings of electric field data acquisition station are more than 30 days.
Three identical data acquisition board are arranged in the electric field data acquisition station 9 described in the step 1, the independently analog to digital converter of 32 4000Hz sampling rates (A/D chip) and pin-saving chip (flash card) are arranged on every blocks of data collection plate.
The three-component electric field data communication device of the electric field data acquisition station 9 interior storages described in the step 1 is crossed WIFI or bluetooth or wireless network mode and is sent in electric field data acquisition station 9 palm PC or notebook outward.
The non-polarizing electrode that six electrodes of three couple described in the step 2 are comprised of the annular platinum silk screen of six about 0.2 rice diameters.Each annular platinum silk screen is separately fixed on the center of marine electromagnetic data acquisition station casing 1 outside.
Step 3, pressure-resistant seal glass bead 2 is installed above the data acquisition station of electric field described in the step 1 box 9, three-component magnetic field acquisition module 3,4,5,7,8 is installed in the means of press seals glass bead 2, in order to measure seabed three-component magnetic field data.Small-sized three-component magnetic field sensor 3,4,5, three-component magnetic field data acquisition station 7 and three-component magnetic field data acquisition station power supply 8 also all are placed in the pressure-resistant seal glass bead 2.Small-sized three-component magnetic field sensor 3,4,5 is installed in the top of pressure-resistant seal glass bead 2 inside, and three-component magnetic field data acquisition station 7 and three-component magnetic field data acquisition station power supply 8 are installed in the below of pressure-resistant seal glass bead 2 inside.
The diameter of the pressure-resistant seal glass bead 2 described in the step 3 is approximately 0.5 meter.
Small-sized three-component magnetic field sensor 3,4,5 is installed in the pressure-resistant seal glass bead 2 described in the step 3.
Small-sized three-component magnetic field sensor 3,4,5 described in the step 3 can be line of induction ring type magnetic field sensor or fluxgate type magnetic field sensor.
Three-component magnetic field data acquisition station 7 described in the step 3 and three-component magnetic field data acquisition station power supply 8 also all are placed in the below of pressure-resistant seal glass bead 2 interior three-component magnetic field sensors.
Three-component magnetic field data acquisition station box 7 described in the step 3 and three-component magnetic field data acquisition station power supply box 8 are assembled by the dielectric voltage withstand material.
Several efficient chargeable lithium cells of three-component magnetic field data acquisition station power supply box 8 interior installations described in the step 3.The power pack capacity should be able to guarantee that 7 continuous workings of three-component magnetic field data acquisition station are more than 30 days.
In the three-component magnetic field data acquisition station 7 described in the step 3 three identical data acquisition board are arranged, the independently analog to digital converter of 32 4000Hz sampling rates (A/D chip) and pin-saving chip (flash card) are arranged on every blocks of data collection plate.
The three-component magnetic field data of the three-component magnetic field data acquisition station 7 interior storages described in the step 3 is sent in dielectric voltage withstand the sealed glass bulb 2 outer palm PC or notebook by WIFI or bluetooth or wireless network mode.
Step 6, anchoring system is installed in marine electromagnetic data acquisition station casing 1 bottom.
Anchoring system described in the step 6 is made of biodegradable cement block.
Be connected by acoustic release systems between anchoring system described in the step 6 and the marine electromagnetic data acquisition station casing 1.Launch acoustic signals by the underwater sound transceiver on the marine electromagnetic data acquisition vessel to the acoustic release systems in the marine electromagnetic data acquisition station, realize that by the Long-distance Control acoustic release cement counterweight anchor ingot separates with the release of acquisition station casing 1, the marine electromagnetic data acquisition station relies on the buoyancy of the glass floating ball that is installed in acquisition station casing top to emerge, and salvages recovery by the marine electromagnetic data acquisition vessel.
Claims (2)
1. a three-component magnetic field and three-component electric field marine electromagnetic data acquisition station comprise marine electromagnetic data acquisition station casing (1), pressure-resistant seal glass bead (2), directions X horizontal magnetic field sensor (3), Y-direction horizontal magnetic field sensor (4), Z perpendicular direction magnetic field sensor (5), directions X horizontal component of electric field sensor/electrode (6A), directions X horizontal component of electric field sensor/electrode (6B), magnetic field data acquisition station (7), magnetic field data acquisition station power supply (8), electric field data acquisition station (9), electric field data acquisition station power supply (10), Z perpendicular direction electric-field sensor/electrode (11A), Z perpendicular direction electric-field sensor/electrode (11B), Y-direction horizontal component of electric field sensor/electrode (12A) and Y-direction horizontal component of electric field sensor/electrode (12B); It is characterized in that:
Marine electromagnetic data acquisition station casing (1) is the square bodily form made from ultra high molecular polyethylene, and marine electromagnetic data acquisition station casing (1) has upper and lower, left and right, front and rear six planes;
In marine electromagnetic data acquisition station casing (1), be fixed with electric field data acquisition station power supply (10) and electric field data acquisition station (9), be connected wire between electric field data acquisition station power supply (10) and the electric field data acquisition station (9), electric field data acquisition station (9) connects six three-component electric-field sensors by signal wire; Six three-component electric-field sensors are directions X horizontal component of electric field sensor/electrode (6A), directions X horizontal component of electric field sensor/electrode (6B), Z perpendicular direction electric-field sensor/electrode (11A), Z perpendicular direction electric-field sensor/electrode (11B), Y-direction horizontal component of electric field sensor/electrode (12A) and Y-direction horizontal component of electric field sensor/electrode (12B); Six three-component electric-field sensors are separately fixed at the outside, six planes of marine electromagnetic data acquisition station casing (1); Wherein, on the face directions X horizontal component of electric field sensor/electrode (6A) and directions X horizontal component of electric field sensor/electrode (6B) are installed respectively about outside the marine electromagnetic data acquisition station casing (1), Z perpendicular direction electric-field sensor/electrode (11A) and Z perpendicular direction electric-field sensor/electrode (11B) are installed respectively on the top and bottom outside marine electromagnetic data acquisition station casing (1), Y-direction horizontal component of electric field sensor/electrode (12A) and Y-direction horizontal component of electric field sensor/electrode (12B) are installed respectively on the front-back outside marine electromagnetic data acquisition station casing (1);
A pressure-resistant seal glass bead (2) is arranged in marine electromagnetic data acquisition station casing (1), be provided with magnetic field data acquisition station (7), magnetic field data acquisition station power supply (8), the small-sized horizontal magnetic field sensor of directions X (3), the small-sized horizontal magnetic field sensor of Y-direction (4) and the small-sized vertical magnetic field sensor of Z direction (5) in the pressure-resistant seal glass bead (2); Magnetic field data acquisition station (7) and magnetic field data acquisition station power supply 8 are connected by wire; Magnetic field data acquisition station (7) connects respectively the small-sized horizontal magnetic field sensor of directions X (3), the small-sized horizontal magnetic field sensor of Y-direction (4) and the small-sized vertical magnetic field sensor of Z direction (5) by signal wire; Directions X horizontal magnetic field sensor (3), Y-direction horizontal magnetic field sensor (4) and the orthogonal thereto direction of Z perpendicular direction magnetic field sensor (5).
2. three-component magnetic field according to claim 1 and three-component electric field marine electromagnetic data acquisition station, its architectural feature is: directions X horizontal magnetic field sensor (3), Y-direction horizontal magnetic field sensor (4) and Z perpendicular direction magnetic field sensor (5) be outputting analog signal respectively, simulating signal by one independently the analog to digital converter of 32 4000Hz sampling rates convert digital signal to, digitized seabed three-component magnetic field data is stored in the storage chip of magnetic field data acquisition station (7); The three-component magnetic field data of storage is sent in pressure-resistant seal the glass bead outer palm PC or notebook by WIFI or bluetooth or wireless network mode;
Directions X horizontal component of electric field sensor/electrode (6A), directions X horizontal component of electric field sensor/electrode (6B), Z perpendicular direction electric-field sensor/electrode (11A), Z perpendicular direction electric-field sensor/electrode (11B), Y-direction horizontal component of electric field sensor/electrode (12A) and Y-direction horizontal component of electric field sensor/electrode (12B) outputting analog signal, simulating signal by one independently the analog to digital converter of 32 4000Hz sampling rates convert digital signal to, digitized three-component electric field data are stored in the storage chip of electric field data acquisition station (9); The three-component electric field data communication device of storage is crossed WIFI or bluetooth or wireless network mode and is sent in electric field data acquisition station (9) the outer palm PC or notebook.
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| CN104375191A (en) * | 2014-12-08 | 2015-02-25 | 中国石油天然气集团公司 | Magnetotelluric data acquisition system and method |
| CN105705960A (en) * | 2013-11-06 | 2016-06-22 | 罗伯特·博世有限公司 | Magnetic sensor device and method for producing a magnetic sensor device |
| CN106125147A (en) * | 2016-08-18 | 2016-11-16 | 安徽惠洲地质安全研究院股份有限公司 | Orientation based on electrical method of network concurrency technology electric logging device and measuring method thereof |
| CN106959470A (en) * | 2017-03-31 | 2017-07-18 | 中国石油天然气集团公司 | A kind of marine electromagnetic data harvester |
| CN108828328A (en) * | 2018-04-27 | 2018-11-16 | 中国科学院地质与地球物理研究所 | Portable three-component submarine electric field instrument |
| CN108828471A (en) * | 2018-06-11 | 2018-11-16 | 中国科学院地质与地球物理研究所 | A kind of multi -components seabed Measurement Method for Magnetic Field and device |
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| CN110850481A (en) * | 2019-10-15 | 2020-02-28 | 中国石油天然气集团有限公司 | Electrode fixing device of ocean electromagnetism collection station |
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| CN113740921A (en) * | 2021-08-12 | 2021-12-03 | 南方科技大学 | Seabed electromagnetic data acquisition station |
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