CN109061746A - A kind of satellite transmission marine magnetism detection device - Google Patents
A kind of satellite transmission marine magnetism detection device Download PDFInfo
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- CN109061746A CN109061746A CN201811062105.4A CN201811062105A CN109061746A CN 109061746 A CN109061746 A CN 109061746A CN 201811062105 A CN201811062105 A CN 201811062105A CN 109061746 A CN109061746 A CN 109061746A
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- sea
- seabed
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- satellite
- magnetic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/38—Processing data, e.g. for analysis, for interpretation, for correction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Abstract
The present invention discloses a kind of satellite transmission marine magnetism detection device.In the detection device, undersea device is connect with offshore installations by anchor system；Offshore installations include that sea satellite R-T unit and sea number pass device；Anchor system includes armoured cable, floating body, sea connector and seabed connector in water；Undersea device includes submarine seismograph, seabed number biography device, without magnetic bottom anchor pouring weight and acoustic releaser；Sea bottom magnetometer and resultant field magnetometer acquire the magnetic force signal of marine different depth and the magnetic force signal in seabed in real time respectively, and magnetic force signal is passed sequentially through armoured cable, sea number biography device and sea satellite R-T unit and is sent to the real-time detection for realizing seabed vibration signal in bank base laboratory.Satellite of the invention transmits marine magnetism detection device, can promote research vessel off-lying sea marine magnetic survey data precision.
Description
Technical field
The present invention relates to marine geophysical survey fields, more particularly to a kind of satellite transmission marine magnetism detection dress
It sets.
Background technique
Marine magnetism detection is a kind of essential detection means of marine geophysical survey, is ground in subbottom structure science
Study carefully, the fields such as Marine oil and gas resource is reconnoitred, ocean engineering, military target tracking and monitoring are used widely.
Current marine magnetism detection is mainly carried out using research vessel towing mode, due to the interference of sun diurnal variation, is made
Research vessel marine magnetic survey data have to pass through diurnal correction and could use.But become the observation station rareness marine geomagnetic day, this leads
Cause off-lying sea marine magnetism detection data accuracy decline.
Further, since seawater is conductor, seawater, ocean current etc. have great influence to Distribution of Magnetic Field, and seabed geomagnetic diurnal change is seen
Becoming observation data the day that scaffold tower station obtains will receive the influence of sea water layer and is distorted, and causes far-reaching extra large mgnetic observations day to become and changes
Just not exclusively, the precision of marine magnetic survey is reduced.
Summary of the invention
The object of the present invention is to provide a kind of satellites to transmit marine magnetism detection device, promotes research vessel off-lying sea marine magnetic survey
Data precision.
To achieve the above object, the present invention provides following schemes:
A kind of satellite transmission marine magnetism detection device, comprising: undersea device and offshore installations, the undersea device are laid
In seabed；The offshore installations float on sea；The undersea device is connect with the offshore installations by anchor system；
The offshore installations include that sea satellite R-T unit and sea number pass device；The anchor system includes armoured cable, water
Middle floating body, resultant field magnetometer, sea connector and seabed connector；The undersea device include sea bottom magnetometer, without magnetic without magnetic
Bottom anchor pouring weight and acoustic releaser；
The sea satellite R-T unit and the sea number pass device communication connection, the sea number pass device with it is described
Armoured cable connection；The sea satellite R-T unit is used to communicate by satellite with bank base laboratory；The sea number passes device
Data for sending over sea satellite R-T unit are encoded and are sent to the undersea device and resultant field magnetometer,
Also the data sent by the undersea device and resultant field magnetometer are decoded and are sent to the sea satellite transmitting-receiving
Device；
The sea bottom magnetometer is connect with the armoured cable, and the acoustic releaser is by the anchor system and the no magnetic bottom anchor
Pouring weight mechanical connection；The no magnetic bottom anchor pouring weight is sunken to seabed, and the sea bottom magnetometer is for detecting seabed magnetic data；
The sea connector and the seabed connector are connected respectively to the both ends of the armoured cable, floating body in the water
Positioned at the side close to the seabed connector of the armoured cable；The sea connector is by the armoured cable and the sea
The acoustic releaser and the armoured cable are mechanically connected by plant machinery connection, the seabed connector；The resultant field magnetic force
Instrument be it is multiple, be separately mounted at the different depth of the armoured cable；The resultant field magnetometer is for detecting at different depth
Marine magnetism data.
Optionally, the offshore installations further include photovoltaic power supply device, floating body and pylon；
The sea number passes device and the pylon is arranged on the floating body, the photovoltaic power supply device and the sea
Face satellite R-T unit is arranged on the pylon；
The photovoltaic power supply device passes device with the sea number and connect；The sea number passes device and is also used to the light
The electric energy that volt power supply device provides boosts, and the sea bottom magnetometer is also used to drop the electric energy that the armoured cable transmits
Pressure.
Optionally, it includes that sea electric pressure converter, sea data conversion device, sea data are deposited that the sea number, which passes device,
Reservoir and sea number pass sealed compartment；
The sea electric pressure converter, the sea data conversion device and the sea data storage are arranged at institute
Sea number is stated to pass in sealed compartment；
The low voltage power supply that the sea electric pressure converter is used to generate photovoltaic power supply device passes through DC/DC booster liter
Pressure；
The sea data conversion device is for being encoded the data that sea satellite R-T unit sends over and being led to
The armoured cable is crossed to be sent to the undersea device and will be carried out by the undersea device by the data that armoured cable is sent
It decodes and is sent to the sea satellite R-T unit；
The sea data storage is for storing the data for being sent to sea by sea bottom magnetometer and resultant field magnetometer.
Optionally, the resultant field magnetometer includes marine magnetic probe, marine central controller, marine number biography device, sea
Middle rechargeable battery pack and marine compressive cabin；
The marine magnetic probe, the marine central controller, the marine number pass devices and described marine chargeable
Battery pack is arranged in the marine compressive cabin；
The marine magnetic probe and the marine number pass device and are bi-directionally connected with the marine central controller；It is described
Marine magnetic probe is used for the magnetic force signal for detecting marine magnetism signal, the marine central controller
Reason；The marine number passes devices and is used for that treated that magnetic force signal carries out encodes and by described by the marine central controller
Armoured cable is sent to the offshore installations and is decoded the data sended over by the offshore installations and is sent to described
Marine central controller；The marine number passes device and is also used to be depressured the electric energy that the armoured cable transmits；
The marine rechargeable battery pack is connect by the armoured cable with the photovoltaic power supply device, and the photovoltaic is received
The electric energy that power supply device provides；The marine rechargeable battery pack is used for as the marine magnetic probe, the marine center control
Device processed and the marine number pass device power supply.
Optionally, the sea bottom magnetometer includes seabed compressive cabin, seabed magnetic probe, seabed central controller, sea
The truth of a matter passes device, attitude transducer, north finder, seabed rechargeable battery pack and nonmagnetic sinking frame；
The seabed magnetic probe, the seabed central controller, the seabed number pass device, the attitude transducer,
The north finder and the seabed uniformly rechargeable battery set are arranged in the seabed compressive cabin；The nonmagnetic sinking frame is used
In the support seabed compressive cabin；
The seabed magnetic probe, the seabed number pass device, the attitude transducer and the north finder with it is described
Seabed central controller is bi-directionally connected；The seabed magnetic probe is for receiving magnetic force signal；The attitude transducer is for surveying
Measure posture information；The north finder is for measuring azimuth information；The seabed central controller be used for according to the magnetic force signal,
The posture information and the azimuth information resolve magnetic force；The seabed number passes device and is used to control in the seabed center
Treated that magnetic force signal carries out encodes and be sent to the offshore installations by the armoured cable and will be by the sea for device processed
The data that equipment sends over are decoded and are sent to the seabed central controller；The seabed number passes device and is also used to pair
The electric energy of the armoured cable transmission is depressured；
The seabed rechargeable battery pack is connect by the armoured cable with the photovoltaic power supply device, and the photovoltaic is received
The electric energy that power supply device provides；The seabed rechargeable battery pack is used for as the magnetic probe, the central controller and institute
It states seabed number and passes device power supply.
Optionally, the sea connector includes sea universal joint, load-bearing electric slip ring and sea load-bearing reinforcer；
The sea universal joint, the load-bearing electric slip ring and the sea load-bearing reinforcer are set gradually from top to bottom；Institute
Sea universal joint is stated to be mechanically connected the floating body and the load-bearing electric slip ring；The load-bearing electric slip ring is for guaranteeing the sea
Number passes the transmission of device and the armoured cable electric energy and signal in relative rotation state；The sea load-bearing reinforcer for pair
The armoured cable is reinforced.
Optionally, the seabed connector includes seabed universal joint and seabed load-bearing reinforcer；The seabed universal joint will
The armoured cable and the acoustic releaser are mechanically connected, and the seabed load-bearing reinforcer is for adding the armoured cable
By force.
Optionally, the armoured cable includes cable core, sheath, armor and outer jacket；
The sheath is coated on outside the cable core；The armor is coated on outside the sheath；The outer jacket packet
It is overlying on outside the armor；The armor is aramid fiber material, and the outer jacket is Waterproof structural course.
Optionally, the photovoltaic power supply device includes solar panel, battery, electric power controller and cell sealing
Cabin；
The solar panel, the battery and the electric power controller are arranged at the cell sealing cabin
It is interior；
The solar panel converts the solar into electric energy on daytime and stores into the battery；The power supply
Managing device is connect with the battery, is controlled for the charging and discharging to the battery.
Optionally, the surface of the floating body is coated with anti-biological attachment material.
The specific embodiment provided according to the present invention, the invention discloses following technical effects: satellite transmission of the invention
Marine magnetism detection device can be improved after any wide-area deployment of ocean and become observation station density marine geomagnetic day, promote research vessel
Off-lying sea marine magnetic survey data precision, and multiple resultant field magnetometers are arranged in anchor system different depth, detect earth magnetism day bank data
With the variation of the depth of water, research vessel off-lying sea marine magnetic survey data precision is further promoted.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structure drawing of device that satellite of the present invention transmits marine magnetism detection device embodiment；
Fig. 2 is the overall structure block diagram that satellite of the present invention transmits marine magnetism detection device embodiment；
Fig. 3 is that satellite of the present invention transmits the sea satellite R-T unit of marine magnetism detection device embodiment, photovoltaic energy supply
The structural block diagram of device, floating body and pylon；
Fig. 4 is the connection block diagram for the data transmission that satellite of the present invention transmits marine magnetism detection device embodiment；
Fig. 5 is the structural block diagram for the sea bottom magnetometer that satellite of the present invention transmits marine magnetism detection device embodiment；
Fig. 6 is the structural block diagram for the resultant field magnetometer that satellite of the present invention transmits marine magnetism detection device embodiment；
Fig. 7 is the structure chart for the sea connector that satellite of the present invention transmits marine magnetism detection device embodiment.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Fig. 1 is the structure drawing of device that satellite of the present invention transmits marine magnetism detection device embodiment.
Fig. 2 is the overall structure block diagram that satellite of the present invention transmits marine magnetism detection device embodiment.
Fig. 3 is that satellite of the present invention transmits the sea satellite R-T unit of marine magnetism detection device embodiment, photovoltaic energy supply
The structural block diagram of device, floating body and pylon.
Fig. 4 is the connection block diagram for the data transmission that satellite of the present invention transmits marine magnetism detection device embodiment.
Fig. 5 is the structural block diagram for the sea bottom magnetometer that satellite of the present invention transmits marine magnetism detection device embodiment.
Fig. 6 is the structural block diagram for the resultant field magnetometer that satellite of the present invention transmits marine magnetism detection device embodiment.
Fig. 7 is the structure chart for the sea connector that satellite of the present invention transmits marine magnetism detection device embodiment.
Referring to Fig. 1 to Fig. 7, which transmits marine magnetism detection device, comprising: undersea device 2 and offshore installations 1, institute
It states undersea device 2 and is laid on seabed；The offshore installations 1 float on sea；The undersea device 2 and the offshore installations 1 are logical
Cross 3 connection of anchor system.
The offshore installations 1 include that sea satellite R-T unit 101 and sea number pass device 102；The anchor system 3 includes armour
Floating body 304, resultant field magnetometer 305, sea connector 302 and seabed connector 303 in dress cable 301, water；The undersea device 2
Including sea bottom magnetometer 201, without magnetic bottom anchor pouring weight 202 and acoustic releaser 203.
Offshore installations 1:
The sea satellite R-T unit 101 passes device 102 with the sea number and communicates to connect, and the sea number passes device
102 connect with the armoured cable 301；The sea satellite R-T unit 101 is used to communicate by satellite with bank base laboratory；Institute
Sea satellite R-T unit 101 is stated, seismic data, 201 status data of submarine seismograph that submarine seismograph 201 can be acquired
Bank base laboratory is sent to by satellite.The sea number passes device 102 for sending over sea satellite R-T unit 101
Data encoded and be sent to the undersea device 2 and resultant field magnetometer 305, will also be by the undersea device 2 and resultant field
The data that magnetometer 305 is sent are decoded and are sent to the sea satellite R-T unit 101.
The sea satellite R-T unit 101, including satellite antenna 1011, satellite data transceiver 1012, transceiver are close
Batten down 1013.
The satellite antenna 1011, satellite data transceiver 1012 can be the mesh such as iridium satellite, big-dipper satellite, the Silk Road satellite
The combination of one or more of preceding Utility Satellite data transmitting/receiving equipment.
Transceiver sealed compartment 1013 of the present invention, for carrying satellite transceiver, from sea water intrusion.
As an alternative embodiment, the offshore installations 1 further include photovoltaic power supply device 103, floating body 104 and tower
Frame 105.
The sea number passes device 102 and the pylon 105 is arranged on the floating body 104, the photovoltaic energy supply dress
Set 103 and the sea satellite R-T unit 101 be arranged on the pylon 105.
The photovoltaic power supply device 103 passes device 102 with the sea number and connect；The sea number passes device 102 and also uses
It boosts in the electric energy provided the photovoltaic power supply device 103, the sea bottom magnetometer 201 is also used to the armoured cable
The electric energy of 301 transmission is depressured.
As an alternative embodiment, it includes sea electric pressure converter 1021, sea that the sea number, which passes device 102,
Data conversion device 1022, sea data storage 1023 and sea number pass sealed compartment 1024.
The sea electric pressure converter 1021, the sea data conversion device 1022 and the sea data storage
1023, which are arranged at the sea number, passes in sealed compartment 1024.The sea number, which passes sealed compartment 1024, can make the sea voltage
Converter 1021, the sea data conversion device 1022 and the sea data storage 1023 are from sea water intrusion.
The low voltage power supply or low-voltage that the sea electric pressure converter 1021 is used to generate photovoltaic power supply device 103 are straight
It is boosted by DC/DC booster in galvanic electricity source.The loss of cable long distance transmission can be reduced by boosting.Photovoltaic power supply device 103
The voltage of the low-voltage dc power supply of offer be 12VDC, after sea electric pressure converter 1021, voltage increase to 48VDC or
Person is higher.
The sea data conversion device 1022 is for compiling the data that sea satellite R-T unit 101 sends over
Code is simultaneously sent to the undersea device 2 by the armoured cable 301 and will be transmitted by the undersea device 2 by armoured cable 301
The data to come over are decoded and are sent to the sea satellite R-T unit 101.
The sea data storage 1023 is sent to sea by sea bottom magnetometer 201 and resultant field magnetometer 305 for storing
The data in face.
As an alternative embodiment, the photovoltaic power supply device 103 includes solar panel 1031, battery
1032, electric power controller 1033 and cell sealing cabin 1034.
The solar panel 1031, the battery 1032 and the electric power controller 1033 are arranged at described
In cell sealing cabin 1034.The cell sealing cabin 1034 is for making the solar panel 1031, the battery 1032
With the electric power controller 1033 from the erosion of seawater.
Solar panel 1031 can be one piece or muti-piece combination.The solar panel 1031 will too on daytime
Sun can be converted to electric energy and store into the battery 1032.The battery 1032 can be one piece or muti-piece combination,
Battery 1032 is that offshore installations 1 and undersea device 2 are powered.The electric power controller 1033 connects with the battery 1032
It connects, is controlled for the charging and discharging to the battery 1032, avoid the overshoot of battery 1032 and over-discharge, improve battery
Service life.
As an alternative embodiment, the surface of the floating body 104 is coated with anti-biological attachment material.The floating body
104 total displacements are greater than or equal to 4 tons.
Anchor system 3:
The sea connector 302 and the seabed connector 303 are connected respectively to the both ends of the armoured cable 301, institute
State the side close to the seabed connector 303 that floating body 304 in water is located at the armoured cable 301；Floating body 304 exists in the water
Moiety by weight can be offset for the armoured cable 301 in water, to prevent too long armoured cable 301 from landing.Floating body in the water
304 are made of polymeric foamed material, and specific gravity is small, and water absorption rate is low, corrosion-resistant, impact resistant.The sea connector 302 will be described
Armoured cable 301 and the offshore installations 1 are mechanically connected, and the seabed connector 303 is by the acoustic releaser 203 and the armour
Cable 301 is filled to be mechanically connected；The resultant field magnetometer 305 be it is multiple, be separately mounted at the different depth of the armoured cable 301；
The resultant field magnetometer 305 is used to detect the marine magnetism data at different depth.
As an alternative embodiment, the resultant field magnetometer 305 includes marine magnetic probe 3051, marine center
Controller 3052, marine number pass device 3053, marine rechargeable battery pack 3054 and marine compressive cabin 3055.The marine magnetic
Power probe 3051 is Overhauser magnetic probe.
The marine magnetic probe 3051, the marine central controller 3052, the marine number pass device 3053 and institute
Marine rechargeable battery pack 3054 is stated to be arranged in the marine compressive cabin 3055.The marine compressive cabin 3055 uses
Non-magnetic material is made, and can bear sea water static pressure power.
The marine magnetic probe 3051 and it is described it is marine number pass devices 3053 with the marine central controller 3052
It is bi-directionally connected；For detecting marine magnetism signal, the marine central controller 3052 is used for the marine magnetic probe 3051
The magnetic force signal is handled；The marine number passes that devices 3053 are used for will be after marine central controller 3052 processing
Magnetic force signal carry out encode and the offshore installations are sent to by the armoured cable and will be transmitted across by the offshore installations
The data come are decoded and are sent to the marine central controller 3052；The marine number passes device 3053 and is also used to institute
The electric energy for stating armoured cable transmission is depressured.
The marine rechargeable battery pack 3054 is connect by the armoured cable with the photovoltaic power supply device, described in reception
The electric energy that photovoltaic power supply device provides；The marine rechargeable battery pack 3054 is used for as the marine magnetic probe 3051, institute
It states marine central controller 3052 and the marine number passes device 3053 and powers.
As an alternative embodiment, the sea connector 302 includes sea universal joint 3021, load-bearing electric slip ring
3022 and sea load-bearing reinforcer 3023.
The sea universal joint 3021, the load-bearing electric slip ring 3022 and the sea load-bearing reinforcer 3023 are from top to bottom
It sets gradually；The floating body 104 and the load-bearing electric slip ring 3022 are mechanically connected by the sea universal joint 3021；The load-bearing
Electric slip ring 3022 is for guaranteeing that the sea number passes device 102 and the armoured cable 301 electric energy and letter in relative rotation state
Number transmission；The sea load-bearing reinforcer 3023 for reinforcing the armoured cable 301, avoid due to bending repeatedly,
The damage of armoured cable 301 caused by overbending.
As an alternative embodiment, the seabed connector 303 includes that seabed universal joint and seabed load-bearing are reinforced
Part；The armoured cable 301 and the acoustic releaser 203 are mechanically connected by the seabed universal joint, and the seabed load-bearing is reinforced
Part is for reinforcing the armoured cable 301.
As an alternative embodiment, the armoured cable 301 includes cable core, sheath, armor and outer jacket.Institute
State the optoelectronic composite cable that cable core is multicore cable or multicore cable and multifiber cable composition.
The sheath is coated on outside the cable core；The armor is coated on outside the sheath；The outer jacket packet
It is overlying on outside the armor；The armor is non-magnetic aramid fiber material, and tensile property can be improved.The outer jacket
Can also it protect armor from seawater to make outer jacket that there is abrasion resistance for the Waterproof structural course with abrasion resistance
It corrodes.
As an alternative embodiment, 301 safe-working load of armoured cable is greater than or equal to 2 tons, maximum work
Make load more than or equal to 4 tons, Fracture Force is greater than or equal to pulling force caused by 8 tons of weights.
Undersea device 2:
The sea bottom magnetometer 201 is connect with the armoured cable 301, and the acoustic releaser 203 is by the anchor system 3 and institute
No magnetic bottom anchor pouring weight 202 is stated to be mechanically connected；The no magnetic bottom anchor pouring weight 202 is sunken to seabed, and the sea bottom magnetometer 201 is for visiting
Survey seabed magnetic data.The no magnetic bottom anchor pouring weight 202 is used to the sea bottom magnetometer 201 being bonded to seabed, no magnetic bottom anchor
Weight should be not less than 104 maximum displacement of sea floating body to pouring weight 202 in water.
When undersea device 2 recycles, sea research vessel sends acoustics release order, and acoustic releaser 203 discharges, armoured cable
301 separate with no magnetic bottom anchor pouring weight 202.
As an alternative embodiment, the acoustic releaser 203 is the OCEANO 5000 of French IXSEA Corp.
Type acoustic releaser 203, tests 10 tons of load by 5 tons of service load.
As an alternative embodiment, the no magnetic bottom anchor pouring weight 202 is hollow round table structure, the seabed number is passed
Device 202 is located at the inside of the no magnetic bottom anchor pouring weight 202, and submarine seismograph 201 can be in no magnetic bottom anchor pouring weight 202
Portion may be located on outside.The weight of the no magnetic bottom anchor pouring weight 202 is not less than 4 tons.
As an alternative embodiment, it includes seabed electric pressure converter 2021, seabed that the seabed number, which passes device 202,
Data conversion device 2022, seabed satellite time transfer pulse per second (PPS) conversion equipment 2023 and seabed number pass sealed compartment 2024.
The seabed electric pressure converter 2021, the seafloor data conversion equipment 2022 and the seabed satellite time transfer second arteries and veins
Red switch changing device 2023 is arranged at the seabed number and passes in sealed compartment 2024.
The seabed electric pressure converter 2021 is for passing through the DC power supply for being transported to seabed by the armoured cable 301
The decompression of DC/DC reducing transformer.The direct current power source voltage that armoured cable 301 conveys is 48VDC or higher, by seabed electric pressure converter
After 2021 conversions, voltage is down to 12VDC.
The seafloor data conversion equipment 2022 is for encoding the data that the submarine seismograph 201 sends over
And the offshore installations 1 are sent to by the armoured cable 301 and will be transmitted by the offshore installations 1 by armoured cable 301
The data come are decoded and are sent to the submarine seismograph 201.
The seabed satellite time transfer pulse per second (PPS) conversion equipment 2023 is for will be transmitted to defending for seabed by the armoured cable 301
Star time service pulse per second (PPS) is sent to the submarine seismograph 201 after transformation.
As an alternative embodiment, the sea bottom magnetometer 201 includes seabed compressive cabin 2018, seabed magnetic force
Probe 2011, seabed central controller 2012, seabed number pass device 2013, attitude transducer 2014, north finder 2015, seabed can
Rechargeable battery set 2016 and nonmagnetic sinking frame 2017.
The seabed magnetic probe 2011, the seabed central controller 2012, the seabed number pass device 2013, described
Attitude transducer 2014, the north finder 2015 and the seabed rechargeable battery pack 2016 are arranged at the seabed pressure-resistant cabin
In body 2018；The nonmagnetic sinking frame 2017 is used to support the seabed compressive cabin 2018.The seabed compressive cabin
2018 are made of non-magnetic material, can bear the sea water static pressure power of 6000m.
The seabed magnetic probe 2011, the seabed number pass device 2013, the attitude transducer 2014 and described seek
Northern instrument 2015 is bi-directionally connected with the seabed central controller 2012；The seabed magnetic probe 2011 is for receiving magnetic force letter
Number；The attitude transducer 2014 is for measuring posture information；The north finder 2015 is for measuring azimuth information；The seabed
Central controller 2012 is for resolving magnetic force according to the magnetic force signal, the posture information and the azimuth information；
The seabed number passes device 2013 and is used for that treated that magnetic force signal encoded and led to by the seabed central controller 2012
The armoured cable is crossed to be sent to the offshore installations and the data sended over by the offshore installations are decoded and are sent
To the seabed central controller 2012；The seabed number passes device 2013 and is also used to carry out the electric energy that the armoured cable transmits
Decompression.
The seabed rechargeable battery pack 2016 is connect by the armoured cable with the photovoltaic power supply device, described in reception
The electric energy that photovoltaic power supply device provides；The seabed rechargeable battery pack 2016 is used for as the magnetic probe, the center control
Device processed and the seabed number pass device 2013 and power.
The seabed magnetic probe 2011 is that three-component fluxgate magnetic probe or full tensor magnetic gradient are popped one's head in.
2014 real-time measurement sea bottom magnetometer of north finder 2015 and attitude transducer inside the sea bottom magnetometer 201
201 orientation and inclination angle, the inclination angle of measurement are sent to seabed central controller 2012.Seabed central controller 2012 is first to sea
The data of bottom magnetic probe 2011 are improved, are amplified and digitized processing, then according to the orientation of sea bottom magnetometer and inclination angle,
Convert to probe data, provide Bei Nan, thing, vertical three directions component.The north finder 2015 is a kind of autonomous
The high-precision inertial instruments of indicating position, can in the case where not inputting latitude value, round-the-clock automatic rapid survey carrier with
The angle of geographical north orientation provides azimuth information for sea bottom magnetometer.
Satellite transmission marine magnetism detection device working method of the invention is as follows:
Offshore installations 1 are used for the magnetic data of real-time reception resultant field magnetometer and 305 sea bottom magnetometers 201, and will receive
To magnetic data satellite transmit by way of be sent to bank base satellite receiving terminal；Photovoltaic power supply device 103 passes through the sun
Energy plate is that sea satellite R-T unit 101 and sea number pass device 102 and provide power supply, and pass through armoured cable 301 to resultant field magnetic force
Instrument and 305 sea bottom magnetometers 201 transmit electric energy.
Bank base satellite receiving terminal receives the magnetic data that satellite is sent, by magnetic data with file mode storage, to scheme
Shape mode is shown.
For the transmission of power supply and signal, resultant field magnetometer 305 and sea bottom magnetometer 201 between offshore installations 1 with
There is cable mode to connect.The magnetic data that resultant field magnetometer 305 and sea bottom magnetometer 201 detect is sent data to by armoured cable
Sea number passes device 102, and sea number passes device 102 and sends the data to sea satellite R-T unit 101, sea satellite transmitting-receiving dress
Set 101 receive magnetic data after start satellite data transmission automatically, bank base laboratory can quasi real time receive magnetic data.
It will be used as a protective cover without magnetic bottom anchor pouring weight 202, protective cover is hollow structure, and sea bottom magnetometer 201 is placed in
Within protective cover.Seabed is carried out when laying, it will be without magnetic bottom anchor pouring weight 202 and sea bottom magnetometer 201 cloth simultaneously as a whole
It is put in seabed.
Equipment starts normal, operator-less work.
When equipment recycles, acoustic releaser acts (unhook), and no magnetic bottom anchor pouring weight 202 is mechanical de- with sea bottom magnetometer 201
From sea bottom magnetometer 201 is recycled, seabed will be left without magnetic bottom anchor pouring weight 202 and do not recycled.
Sea bottom magnetometer 201 and without be between magnetic bottom anchor pouring weight 202 by high duty metal silk (such as beryllium copper silk) connect
, the pulling force that wire can be born is greater than the gravity of sea bottom magnetometer 201 and much smaller than the gravity of no magnetic bottom anchor pouring weight 202.
When laying, wire can bear the weight of sea bottom magnetometer 201 completely；When recycling, due to needing to carry a few tons of weight, gold
Belong to silk to be more than the pulling force limit and break, sea bottom magnetometer 201 is separated with no magnetic bottom anchor pouring weight 202.
The specific embodiment provided according to the present invention, the invention discloses following technical effects: satellite transmission of the invention
Marine magnetism detection device can be improved after any wide-area deployment of ocean and become observation station density marine geomagnetic day, promote research vessel
Off-lying sea marine magnetic survey data precision.Multiple resultant field magnetometers are arranged in anchor system different depth, detect earth magnetism day bank data with water
Deep variation further promotes research vessel off-lying sea marine magnetic survey data precision.And it can independently energize, long timing, operator-less
Work, so as to carry out round-the-clock implementation observation in plate tectonice zone of action.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of satellite transmits marine magnetism detection device characterized by comprising undersea device and offshore installations, the sea
Bottom equipment is laid on seabed；The offshore installations float on sea；The undersea device is connected with the offshore installations by anchor system
It connects；
The offshore installations include that sea satellite R-T unit and sea number pass device；The anchor system includes armoured cable, floats in water
Body, resultant field magnetometer, sea connector and seabed connector；The undersea device include sea bottom magnetometer, without magnetic without magnetic bottom anchor
Pouring weight and acoustic releaser；
The sea satellite R-T unit and the sea number pass device communication connection, and the sea number passes device and the armouring
Cable connection；The sea satellite R-T unit is used to communicate by satellite with bank base laboratory；The sea number passes device and is used for
The data that sea satellite R-T unit sends over are encoded and are sent to the undersea device and resultant field magnetometer, will also
It is decoded by the data that the undersea device and resultant field magnetometer are sent and is sent to the sea satellite R-T unit；
The sea bottom magnetometer is connect with the armoured cable, and the acoustic releaser is by the anchor system and the no magnetic bottom anchor pouring weight
Mechanical connection；The no magnetic bottom anchor pouring weight is sunken to seabed, and the sea bottom magnetometer is for detecting seabed magnetic data；
The sea connector and the seabed connector are connected respectively to the both ends of the armoured cable, and floating body is located in the water
The side close to the seabed connector of the armoured cable；The sea connector is by the armoured cable and the offshore installations
The acoustic releaser and the armoured cable are mechanically connected by mechanical connection, the seabed connector；The resultant field magnetometer is
It is multiple, it is separately mounted at the different depth of the armoured cable；The resultant field magnetometer is used to detect the ocean at different depth
Magnetic data.
2. a kind of satellite according to claim 1 transmits marine magnetism detection device, which is characterized in that the offshore installations
It further include photovoltaic power supply device, floating body and pylon；
The sea number passes device and the pylon is arranged on the floating body, and the photovoltaic power supply device and the sea are defended
Star R-T unit is arranged on the pylon；
The photovoltaic power supply device passes device with the sea number and connect；The sea number passes device and is also used to supply the photovoltaic
The electric energy that energy device provides boosts, and the sea bottom magnetometer is also used to be depressured the electric energy that the armoured cable transmits.
3. a kind of satellite according to claim 2 transmits marine magnetism detection device, which is characterized in that the sea number passes
Device includes that sea electric pressure converter, sea data conversion device, sea data storage and sea number pass sealed compartment；
The sea electric pressure converter, the sea data conversion device and the sea data storage are arranged at the sea
Face number passes in sealed compartment；
The sea electric pressure converter is for boosting the low voltage power supply that photovoltaic power supply device generates by DC/DC booster；
The sea data conversion device by the data that sea satellite R-T unit sends over for being encoded and passing through institute
Armoured cable is stated to be sent to the undersea device and will be decoded by the undersea device by the data that armoured cable is sent
And it is sent to the sea satellite R-T unit；
The sea data storage is for storing the data for being sent to sea by sea bottom magnetometer and resultant field magnetometer.
4. a kind of satellite according to claim 2 transmits marine magnetism detection device, which is characterized in that the resultant field magnetic force
Instrument includes marine magnetic probe, marine central controller, marine number biography device, marine rechargeable battery pack and marine pressure-resistant cabin
Body；
The marine magnetic probe, the marine central controller, the marine number pass device and the marine rechargeable battery
Group is arranged in the marine compressive cabin；
The marine magnetic probe and the marine number pass device and are bi-directionally connected with the marine central controller；It is described marine
Magnetic probe is for detecting marine magnetism signal, and the marine central controller is for handling the magnetic force signal；Institute
It states marine number and passes device and be used for that treated that magnetic force signal carries out encodes and by the armouring by the marine central controller
Cable is sent to the offshore installations and is decoded the data sended over by the offshore installations and is sent to described marine
Central controller；The marine number passes device and is also used to be depressured the electric energy that the armoured cable transmits；
The marine rechargeable battery pack is connect by the armoured cable with the photovoltaic power supply device, and the photovoltaic energy supply is received
The electric energy that device provides；The marine rechargeable battery pack is used to be the marine magnetic probe, the marine central controller
Device power supply is passed with the marine number.
5. a kind of satellite according to claim 2 transmits marine magnetism detection device, which is characterized in that the seabed magnetic force
Instrument includes seabed compressive cabin, seabed magnetic probe, seabed central controller, seabed number biography device, attitude transducer, Xun Bei
Instrument, seabed rechargeable battery pack and nonmagnetic sinking frame；
The seabed magnetic probe, the seabed central controller, the seabed number pass the device, attitude transducer, described
North finder and the seabed uniformly rechargeable battery set are arranged in the seabed compressive cabin；The nonmagnetic sinking frame is for branch
Support the seabed compressive cabin；
The seabed magnetic probe, the seabed number pass device, the attitude transducer and the north finder with the seabed
Central controller is bi-directionally connected；The seabed magnetic probe is for receiving magnetic force signal；The attitude transducer is for measuring appearance
State information；The north finder is for measuring azimuth information；The seabed central controller is used for according to the magnetic force signal, described
Posture information and the azimuth information resolve magnetic force；The seabed number passes device and is used for the seabed central controller
Treated, and magnetic force signal carries out encodes and be sent to the offshore installations by the armoured cable and will be by the offshore installations
The data sended over are decoded and are sent to the seabed central controller；The seabed number passes device and is also used to described
The electric energy of armoured cable transmission is depressured；
The seabed rechargeable battery pack is connect by the armoured cable with the photovoltaic power supply device, and the photovoltaic energy supply is received
The electric energy that device provides；The seabed rechargeable battery pack is used to be the magnetic probe, the central controller and the sea
The truth of a matter passes device power supply.
6. a kind of satellite according to claim 2 transmits marine magnetism detection device, which is characterized in that the sea connection
Part includes sea universal joint, load-bearing electric slip ring and sea load-bearing reinforcer；
The sea universal joint, the load-bearing electric slip ring and the sea load-bearing reinforcer are set gradually from top to bottom；The sea
The floating body and the load-bearing electric slip ring are mechanically connected by face universal joint；The load-bearing electric slip ring is for guaranteeing that the sea number passes
The transmission of device and the armoured cable electric energy and signal in relative rotation state；The sea load-bearing reinforcer is used for described
Armoured cable is reinforced.
7. a kind of satellite according to claim 2 transmits marine magnetism detection device, which is characterized in that the seabed connection
Part includes seabed universal joint and seabed load-bearing reinforcer；The seabed universal joint is by the armoured cable and the acoustic releaser machine
Tool connection, the seabed load-bearing reinforcer is for reinforcing the armoured cable.
8. a kind of satellite according to claim 1 transmits marine magnetism detection device, which is characterized in that the armoured cable packet
Include cable core, sheath, armor and outer jacket；
The sheath is coated on outside the cable core；The armor is coated on outside the sheath；The outer jacket is coated on
Outside the armor；The armor is aramid fiber material, and the outer jacket is Waterproof structural course.
9. a kind of satellite according to claim 2 transmits marine magnetism detection device, which is characterized in that the photovoltaic energy supply
Device includes solar panel, battery, electric power controller and cell sealing cabin；
The solar panel, the battery and the electric power controller are arranged in the cell sealing cabin；
The solar panel converts the solar into electric energy on daytime and stores into the battery；The power management
Device is connect with the battery, is controlled for the charging and discharging to the battery.
10. a kind of satellite according to claim 1 transmits marine magnetism detection device, which is characterized in that the floating body
Surface is coated with anti-biological attachment material.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2024021688A1 (en) * | 2023-03-07 | 2024-02-01 | 广州海洋地质调查局 | Seabed-type static cone penetration system and method based on seafloor template |
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