CN108535824A - A kind of multi-functional extra large cable submarine terminal photodetachment device - Google Patents
A kind of multi-functional extra large cable submarine terminal photodetachment device Download PDFInfo
- Publication number
- CN108535824A CN108535824A CN201810616966.6A CN201810616966A CN108535824A CN 108535824 A CN108535824 A CN 108535824A CN 201810616966 A CN201810616966 A CN 201810616966A CN 108535824 A CN108535824 A CN 108535824A
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- extra large
- pressure
- conversion module
- large cable
- photodetachment
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 40
- 239000002131 composite material Substances 0.000 claims abstract description 30
- 230000005693 optoelectronics Effects 0.000 claims abstract description 29
- 230000003287 optical effect Effects 0.000 claims abstract description 13
- 239000000835 fiber Substances 0.000 claims abstract description 7
- 239000013307 optical fiber Substances 0.000 claims description 17
- 239000004020 conductor Substances 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000006056 electrooxidation reaction Methods 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000004891 communication Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000005622 photoelectricity Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4251—Sealed packages
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4427—Pressure resistant cables, e.g. undersea cables
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Cable Accessories (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a kind of multi-functional extra large cable submarine terminal photodetachment devices, are used for the photodetachment of optoelectronic composite cable, including:Watertight connector, load flanged plate, pressure-resistant cavity body structure, crossing cabin plate and build-in function module, the build-in function module includes the electric energy distribution module being fixed in pressure-resistant cavity body structure, fiber optic closure, high-low voltage conversion module and photoelectric conversion module, the first low pressure separated time is provided between the high-low voltage conversion module output end and corresponding photoelectric conversion module, it is provided with electrical signal line between the photoelectric conversion module output end and watertight connector, the second high pressure separated time is provided between the electric energy distribution module output end and watertight connector.By the above-mentioned means, multi-functional extra large cable submarine terminal photodetachment device of the present invention, switchs to electric signal by optical signal, high-voltage electricity is converted into low tension, the use of main plug into box and light plug-in connector in system is effectively reduced.
Description
Technical field
The present invention relates to underwater observation net system communication technical fields, more particularly to a kind of multi-functional extra large cable submarine terminal
Photodetachment device.
Background technology
Currently in the fields such as scientific research of seas, seabed resources exploitation, underwater environment monitoring, long-time real time remote is seen
The needs for surveying underwater environment are more and more stronger, since cable communication system is difficult to realize remote, large capacity data transmission, because
This needs uses the optical fiber telecommunications system using photoelectricity composite communication extra large cable as signal transmission medium.
To realize real-time Data Transmission and the electric energy transmission between bank end group station and underwater equipment, it is necessary to pass through underwater photoelectricity
Separator by photoelectric composite sea cable telecommunication optical fiber and power supply conductor carry out under water during separation is followed by becoming owner of and plugs into box, in turn
It is attached again by watertight cable box and the secondary box of plugging into that main will plug into.The Underwater Optical electric separator of design generally requires to be easy to
Install, apply on different marine engineering equipments good compatibility, long-play when stability it is good.
The device of submarine optical fiber cable photodetachment at present technology is short of since structure and function designs, and there are following deficiencies:(1)Photoelectricity
It is mechanically connected fixed form between composite rope and photodetachment device generally using pressure armour self-locking mode, may be only available for armouring
The optoelectronic composite cable of steel wire floor, and it is not suitable for the optoelectronic composite cable of no armouring wire;(2)Existing Underwater Optical electric separator does not have
Standby photoelectric converting function can only be confined to realize telecommunication optical fiber and power supply conductor after physical separation, then be plugged and be connected with watertight light
Device and watertight hot-line insertion and extraction connector is connect to connect with other underwater equipments;(3)And for watertight hot-line insertion and extraction connector,
Watertight light plug-in connector technology is still immature, and reliability is relatively low, and expensive, in addition, light in watertight light plug-in connector
Lock pin number is limited, generally below 8 cores, cannot be satisfied the connection between the optoelectronic composite cable of high-capacity optical fiber and other underwater units
Demand;(4)Photodetachment device lacks effective seawater corrosion resistance safeguard measure, and whole resistance to corrosion seawater is poor, causes to use the longevity
It orders short.
Invention content
The invention mainly solves the technical problem of providing a kind of multi-functional extra large cable submarine terminal photodetachment devices, by photoelectricity
Telecommunication optical fiber and power supply conductor in composite rope are detached and are distributed under water, reduce making for main plug into box and light plug-in connector
With reduction maintenance cost reduces seepage problem.
In order to solve the above technical problems, one aspect of the present invention is:It is underwater to provide a kind of multi-functional extra large cable
Terminal photodetachment device is used for the photodetachment of optoelectronic composite cable, including:Watertight connector, load flanged plate, pressure-resistant cavity knot
Structure, crossing cabin plate and build-in function module, the load flanged plate and crossing cabin plate are separately positioned on the both ends of pressure-resistant cavity body structure, institute
It states build-in function module to be arranged in pressure-resistant cavity body structure, the build-in function module includes being fixed in pressure-resistant cavity body structure
Electric energy distribution module, fiber optic closure, high-low voltage conversion module and photoelectric conversion module, optoelectronic composite cable pass through load flange
Plate enters in pressure-resistant cavity body structure and isolates multiple telecommunication optical fibers and power supply conductor, the telecommunication optical fiber end and opto-electronic conversion
Optical patchcord in module carries out welding and is fixed in fiber optic closure after being protected with optical fiber heat-shrink tube, the power supply conductor point
It is not connected with corresponding electric energy distribution module input terminal, the electric energy distribution module output end is converted with corresponding high-low voltage
The first high pressure separated time, the high-low voltage conversion module output end and corresponding opto-electronic conversion mould are provided between module input
The first low pressure separated time is provided between block, the watertight connector is arranged in the centre position of crossing cabin plate, the opto-electronic conversion mould
Electrical signal line is provided between block output end and watertight connector, between the electric energy distribution module output end and watertight connector
It is provided with the second high pressure separated time, the second low pressure point is provided between the high-low voltage conversion module output end and watertight connector
Line.
In a preferred embodiment of the present invention, it is provided with sea corresponding with optoelectronic composite cable on the outside of the load flanged plate
Cable locking mechanism.
In a preferred embodiment of the present invention, the pressure-resistant cavity body structure includes overpressure resistant barrel and is arranged in overpressure resistant barrel
The nozzle flange plate at both ends.
In a preferred embodiment of the present invention, the nozzle flange plate is welded and fixed with overpressure resistant barrel end, described to hold
Power flanged plate and crossing cabin plate are fixed by bolts with corresponding nozzle flange plate respectively.
In a preferred embodiment of the present invention, indent is provided with annular groove, the annular on the outside of the nozzle flange plate
O-ring seal is provided in slot.
In a preferred embodiment of the present invention, it is provided with sealing corresponding with optoelectronic composite cable in the load flanged plate
Structure, the sealing structure include at least one conical seal ring.
In a preferred embodiment of the present invention, the extra large cable locking mechanism tail end is provided with corresponding with optoelectronic composite cable
Bending resistance device.
In a preferred embodiment of the present invention, it is mounted on electrification on the extra large cable locking mechanism and pressure-resistant cavity body structure
Learn corrosion protection part.
The beneficial effects of the invention are as follows:A kind of multi-functional extra large cable submarine terminal photodetachment device that the present invention points out is realized
Two-way conversion between optical signal and electric signal avoids using the higher optical fiber plug-in connector of expensive and failure risk,
To improve such underwater optoelectronic composite cable observational network system reliability and reduce networking cost;Realize high voltage and low-voltage it
Between conversion, through being responsible for optoelectronic composite cable will be other in the photoelectric conversion module and underwater observation net system set by bank base
It is standby(Secondary is plugged into box)Power supply;It realizes optical signal and electric signal distribution, light is believed using optical fiber thermoconnecting tray and electric energy separated time module
Number and electric signal be allocated respectively, be redundancy photoelectric conversion module, high-low voltage conversion module and system miscellaneous equipment
(Secondary is plugged into box)It is carried out at the same time power supply, further promotes underwater observation Network Communication system reliability.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, wherein:
Fig. 1 is a kind of structural schematic diagram of multi-functional one preferred embodiment of extra large cable submarine terminal photodetachment device of the present invention;
Fig. 2 is underwater observation net system connection diagram;
Fig. 3 is the internal structure schematic diagram of pressure-resistant cavity body structure in Fig. 1;
Fig. 4 is the attachment structure schematic diagram of build-in function module.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
All other embodiment that technical staff is obtained without making creative work belongs to the model that the present invention protects
It encloses.
~ Fig. 4 is please referred to Fig.1, the embodiment of the present invention includes:
As shown in Fig. 2, bank end group station provides in underwater observation net system electric energy and optical signal access institute by optoelectronic composite cable 1
It is detached in the multi-functional extra large cable submarine terminal photodetachment device stated, then by carrying watertight plug-in connector(Watertight connects
Device 19)Watertight cable be linked into external underwater equipment(Secondary is plugged into box)In.
A kind of multi-functional extra large cable submarine terminal photodetachment device is used for the photodetachment of optoelectronic composite cable, including:Watertight connects
Device 19, load flanged plate 6, pressure-resistant cavity body structure 2, crossing cabin plate 8 and build-in function module, Underwater Optical electric separator is connect generally to require
Be easily installed, apply on different marine engineering equipments good compatibility, long-play when stability it is good.
The load flanged plate 6 and crossing cabin plate 8 are separately positioned on the both ends of pressure-resistant cavity body structure 2, the build-in function mould
Block is arranged in pressure-resistant cavity body structure 2, and the build-in function module includes the electric energy distribution mould being fixed in pressure-resistant cavity body structure 2
Block(17、18), 16,2 high-low voltage conversion modules of fiber optic closure(14、15)And corresponding photoelectric conversion module(12、13),
High-low voltage conversion function and photoelectric converting function are transplanted in photodetachment device cavity, remove the use of underwater main box of plugging into from,
Largely reduce observational network system group network cost.Meanwhile optical signal is converted into Ethernet telecommunications in photodetachment chamber
It is exported, is avoided using the light plug-in connector that price is high and reliability is relatively low, further by watertight cable again after number
While reducing group network system cost, moreover it is possible to improve system reliability.
Optoelectronic composite cable 1 is entered in pressure-resistant cavity body structure 2 by load flanged plate 6 and isolates multiple telecommunication optical fibers and confession
Electric conductor, 9 end of the telecommunication optical fiber and corresponding photoelectric conversion module(12、13)On optical patchcord carry out welding and using optical fiber
It is fixed on after pyrocondensation protection of pipe in fiber optic closure 16, stable structure.
The power supply conductor is divided into the first power supply conductor 10 and the second power supply conductor 11, and the first power supply conductor 10 and second supplies
Electric conductor 11 respectively includes positive and negative anodes conductor, and the first power supply conductor 10 is connected with the input terminal of corresponding electric energy distribution module 17
It connects, the second power supply conductor 11 is connected with the input terminal of corresponding electric energy distribution module 18, and the electric energy distribution module 17 exports
It holds and is provided with the first high pressure separated time 22, the high-low voltage modulus of conversion between corresponding 14 input terminal of high-low voltage conversion module
It is provided with the first low pressure separated time 23 between 14 output end of block and corresponding photoelectric conversion module 12, is supplied for photoelectric conversion module 12
Electricity is provided with the first high pressure between 18 output end of electric energy distribution module and corresponding 15 input terminal of high-low voltage conversion module
Separated time 27 is provided with the first low pressure point between 15 output end of high-low voltage conversion module and corresponding photoelectric conversion module 13
Line 26 is powered for photoelectric conversion module 13.
The watertight connector 19 is arranged in the centre position of crossing cabin plate 8, the photoelectric conversion module(12、13)Output end
It is provided with electrical signal line 20 between watertight connector 19, realizes conversion and output of the optical signal to electric signal, the electric energy point
With module(17、18)It is provided with the second high pressure separated time 25 between output end and watertight connector 19, exports high-voltage electricity, the height
Voltage transformation module(14、15)It is provided with the second low pressure separated time 24 between output end and watertight connector 19, exports low tension.
6 outside of the load flanged plate is provided with extra large cable locking mechanism corresponding with optoelectronic composite cable 15.Optoelectronic composite cable 1
It accesses after photodetachment device and locking is clamped by extra large cable locking mechanism 5, which had both been applicable to band armouring wire
Optoelectronic composite cable be equally applicable to the optoelectronic composite cable without armouring wire, then by extra large cable locking mechanism 5 and load flanged plate 6
It is connected and fixed.
5 tail end of extra large cable locking mechanism is provided with bending resistance device 3 corresponding with optoelectronic composite cable 1, and bending resistance effect is good.It is described
It is mounted on electrochemical corrosion guard member 21 on extra large cable locking mechanism 5 and pressure-resistant cavity body structure 2, Multifunction fishing can be effectively prevent
Seawater corrosion occurs for the mechanical structure of cable submarine terminal photodetachment device.
The pressure resistance cavity body structure 2 includes overpressure resistant barrel and is arranged nozzle flange plate 4 at overpressure resistant barrel both ends, the pipe
Mouth flanged plate 4 is welded and fixed with overpressure resistant barrel end, and sound construction, air-tightness is good, and the load flanged plate 6 and crossing cabin plate 8 divide
It is not fixed by bolts with corresponding nozzle flange plate 4, mounts and dismounts more convenient, 4 outside indent of the nozzle flange plate
It is provided with annular groove, O-ring seal, good airproof performance are provided in the annular groove.
Sealing structure 7 corresponding with optoelectronic composite cable 1 is provided in the load flanged plate 6, the sealing structure 7 includes
1 ~ 3 conical seal ring, crush seal.
In conclusion a kind of multi-functional extra large cable submarine terminal photodetachment device that the present invention points out, especially uses built-in
Optical signal is switched to electric signal by function module, and high-voltage electricity is converted into low tension, has both been separated optoelectronic composite cable and has been plugged into secondary
Being directly connected to for box and the economic loss for avoiding infiltration from causing, and the voltage on earth for box that the master in conventional subsea observational network plugged into
Conversion and photoelectric conversion function are transplanted in photodetachment device, and making for main plug into box and light plug-in connector is effectively reduced in system
With substantially reducing system group network cost, reduce infiltration risk and maintenance cost.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (8)
1. a kind of multi-functional extra large cable submarine terminal photodetachment device is used for the photodetachment of optoelectronic composite cable, which is characterized in that packet
It includes:Watertight connector, load flanged plate, pressure-resistant cavity body structure, crossing cabin plate and build-in function module, the load flanged plate and wear
Deck board is separately positioned on the both ends of pressure-resistant cavity body structure, and the build-in function module is arranged in pressure-resistant cavity body structure, described interior
It includes the electric energy distribution module being fixed in pressure-resistant cavity body structure, fiber optic closure, high-low voltage conversion module to set function module
And photoelectric conversion module, optoelectronic composite cable are entered in pressure-resistant cavity body structure by load flanged plate and isolate multiple telecommunication optical fibers
And power supply conductor, the telecommunication optical fiber end carry out welding with the optical patchcord on photoelectric conversion module and are protected with optical fiber heat-shrink tube
It is fixed in fiber optic closure after shield, the power supply conductor is connected with corresponding electric energy distribution module input terminal respectively, described
The first high pressure separated time, the height are provided between electric energy distribution module output end and corresponding high-low voltage conversion module input terminal
The first low pressure separated time, the watertight connector are provided between low voltage transition module output end and corresponding photoelectric conversion module
It is arranged and is provided with electrical signal line between the centre position of crossing cabin plate, the photoelectric conversion module output end and watertight connector,
The second high pressure separated time, the high-low voltage conversion module are provided between the electric energy distribution module output end and watertight connector
The second low pressure separated time is provided between output end and watertight connector.
2. multi-functional extra large cable submarine terminal photodetachment device according to claim 1, which is characterized in that the load flange
It is provided with extra large cable locking mechanism corresponding with optoelectronic composite cable on the outside of plate.
3. multi-functional extra large cable submarine terminal photodetachment device according to claim 1, which is characterized in that the pressure resistance cavity
Structure includes overpressure resistant barrel and is arranged nozzle flange plate at overpressure resistant barrel both ends.
4. multi-functional extra large cable submarine terminal photodetachment device according to claim 3, which is characterized in that the nozzle flange
Plate is welded and fixed with overpressure resistant barrel end, and the load flanged plate and crossing cabin plate use bolt with corresponding nozzle flange plate respectively
It is fixed.
5. multi-functional extra large cable submarine terminal photodetachment device according to claim 4, which is characterized in that the nozzle flange
Indent is provided with annular groove on the outside of plate, and O-ring seal is provided in the annular groove.
6. multi-functional extra large cable submarine terminal photodetachment device according to claim 1, which is characterized in that the load flange
Sealing structure corresponding with optoelectronic composite cable is provided in plate, the sealing structure includes at least one conical seal ring.
7. multi-functional extra large cable submarine terminal photodetachment device according to claim 2, which is characterized in that the extra large cable locking
Structure tail end is provided with bending resistance device corresponding with optoelectronic composite cable.
8. multi-functional extra large cable submarine terminal photodetachment device according to claim 2, which is characterized in that the extra large cable locking
It is mounted on electrochemical corrosion guard member on structure and pressure-resistant cavity body structure.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810616966.6A CN108535824B (en) | 2018-06-15 | 2018-06-15 | Multifunctional submarine cable underwater terminal photoelectric separator |
PCT/CN2018/097132 WO2019237456A1 (en) | 2018-06-15 | 2018-07-26 | Multi-functional photoelectric separator for underwater terminal of submarine cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810616966.6A CN108535824B (en) | 2018-06-15 | 2018-06-15 | Multifunctional submarine cable underwater terminal photoelectric separator |
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Publication Number | Publication Date |
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CN108535824A true CN108535824A (en) | 2018-09-14 |
CN108535824B CN108535824B (en) | 2024-02-23 |
Family
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CN201810616966.6A Active CN108535824B (en) | 2018-06-15 | 2018-06-15 | Multifunctional submarine cable underwater terminal photoelectric separator |
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CN (1) | CN108535824B (en) |
WO (1) | WO2019237456A1 (en) |
Cited By (3)
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CN109842085A (en) * | 2019-03-22 | 2019-06-04 | 中国科学院声学研究所 | A kind of pressure balance type seabed master base station photoelectric separating apparatus |
CN109979674A (en) * | 2019-04-30 | 2019-07-05 | 青岛罗博飞海洋探测装备应用技术研究院有限公司 | A kind of underwater optoelectronic composite cable and its application |
CN115421187A (en) * | 2022-09-01 | 2022-12-02 | 中国科学院声学研究所 | Cable type submarine earthquake tsunami monitoring system |
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CN116991110B (en) * | 2023-09-27 | 2024-02-13 | 深之蓝(天津)水下智能科技有限公司 | Control device and method for controlling on-off of underwater robot and underwater robot |
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CN105933067A (en) * | 2016-05-16 | 2016-09-07 | 浙江大学 | Photoelectric conversion device based on seabed signal transmission |
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CN109842085A (en) * | 2019-03-22 | 2019-06-04 | 中国科学院声学研究所 | A kind of pressure balance type seabed master base station photoelectric separating apparatus |
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CN115421187A (en) * | 2022-09-01 | 2022-12-02 | 中国科学院声学研究所 | Cable type submarine earthquake tsunami monitoring system |
Also Published As
Publication number | Publication date |
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WO2019237456A1 (en) | 2019-12-19 |
CN108535824B (en) | 2024-02-23 |
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