CN113447066A - Seabed data monitoring device and system - Google Patents
Seabed data monitoring device and system Download PDFInfo
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- CN113447066A CN113447066A CN202010218114.9A CN202010218114A CN113447066A CN 113447066 A CN113447066 A CN 113447066A CN 202010218114 A CN202010218114 A CN 202010218114A CN 113447066 A CN113447066 A CN 113447066A
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B2022/006—Buoys specially adapted for measuring or watch purposes
Abstract
A subsea data monitoring device comprising: the submarine buoy comprises buoy equipment, submerged buoy equipment, a submarine monitoring box and cables, wherein the buoy equipment, the submerged buoy equipment and the submarine monitoring box are connected through the cables, the cables between the submerged buoy equipment and the submarine monitoring box are used for transmitting optical signals, the cables between the submerged buoy equipment and the buoy equipment are used for transmitting electric signals, the submarine monitoring box transmits monitored submarine data to the submerged buoy equipment in an optical signal mode, the submerged buoy equipment converts the optical signals into electric signals, and the electric signals are transmitted to the buoy equipment in an electric signal mode. The application also provides a subsea data monitoring system. By the aid of the method and the device, submarine data monitoring efficiency can be improved, and maintenance cost is reduced.
Description
Technical Field
The application relates to the technical field of marine data observation, in particular to a submarine data monitoring device and a submarine data monitoring system.
Background
In recent years, the world has accelerated the development of deep sea observation and submarine sensor technology, and particular attention is paid to deep sea technologies such as ocean detection, underwater acoustic communication, submarine mineral resource exploration and the like, so that submarine observation modes such as a submarine fixed in-situ observation system and a submarine anchoring stereo observation system are developed.
Buoy technology began to be used for deep sea surveys, which were primarily used to obtain full profile data from the upper ocean or shallow sea. Most of the existing buoys adopt an underwater steel cable form to transmit seabed data, the steel cable in the form is directly suspended at the bottom of a buoy on the sea surface, and when the buoy moves or rotates along with waves, the overlong steel cable is easy to break due to overlarge stress; and because the steel cable is also used for bearing power supply and communication functions at the same time, the structural requirement on the cable system is extremely high. In addition, most of the conventional submarine observation systems store data in a local memory, and need to read the data at certain time intervals, so that the submarine data monitoring timeliness is poor.
Therefore, it is necessary to provide a subsea data monitoring device, which can improve the subsea data monitoring efficiency and reduce the maintenance cost of the subsea data monitoring device.
Disclosure of Invention
In view of this, it is necessary to provide a subsea data monitoring device and a subsea data monitoring system, so as to improve the subsea data monitoring efficiency and reduce the maintenance cost of the subsea data monitoring device.
An aspect of an embodiment of the present application provides a subsea data monitoring device, where the subsea data monitoring device includes: the submarine buoy comprises buoy equipment, submerged buoy equipment, a submarine monitoring box and cables, wherein the buoy equipment, the submerged buoy equipment and the submarine monitoring box are connected through the cables, the cables between the submerged buoy equipment and the submarine monitoring box are used for transmitting optical signals, the cables between the submerged buoy equipment and the buoy equipment are used for transmitting electric signals, the submarine monitoring box transmits monitored submarine data to the submerged buoy equipment in an optical signal mode, the submerged buoy equipment converts the optical signals into electric signals, and the electric signals are transmitted to the buoy equipment in an electric signal mode.
Further, in the above subsea data monitoring device provided in this embodiment of the present application, a cable between the submerged buoy apparatus and the subsea monitoring box is a first cable, the first cable is a dynamic cable, a cable between the submerged buoy apparatus and the buoy apparatus is a second cable, and the second cable is an optical-electrical composite cable.
Further, in the above-mentioned subsea data monitoring device provided in this embodiment of the present application, a distributed buoyancy module is disposed on the first cable, and the distributed buoyancy module is configured to linearly adjust buoyancy of the first cable.
Further, in the above-mentioned subsea data monitoring device according to an embodiment of the present application, the buoy apparatus includes one or more of a solar power generation device, a wind power generation device, and a first electrical storage device, and the first electrical storage device is connected to the solar power generation device and the wind power generation device, respectively, wherein the wind power generation device and the solar power generation device are disposed at an upper portion of the buoy apparatus, and the first electrical storage device is installed inside the buoy apparatus.
Further, in the above-mentioned subsea data monitoring device provided in this embodiment of the present application, a second electrical storage device is disposed in the subsea monitoring box, and the second electrical storage device is configured to store the electric energy output by the buoy apparatus.
Further, in the above-mentioned seabed data monitoring device provided in the embodiment of the present application, an interface is provided on the seabed monitoring box, the interface is used for communicating with the seabed monitoring sensor, and the seabed monitoring sensor includes one of a chemical oxygen demand sensor, a residual chlorine sensor, a ph sensor, a dissolved oxygen sensor, a conductivity sensor, a turbidity sensor, a temperature sensor, a salinity sensor, an ammonia nitrogen sensor, and an oxidation-reduction potential sensor.
Further, in the subsea data monitoring device provided in this embodiment of the present application, the submerged buoy apparatus includes a photoelectric conversion device and a voltage reduction device, where the photoelectric conversion device is configured to convert the optical signal into an electrical signal, and the voltage reduction device is configured to perform voltage reduction processing on a voltage output by the submerged buoy apparatus according to a voltage required by the subsea monitoring sensor.
Further, in the above subsea data monitoring device provided in this embodiment of the application, the submerged buoy apparatus includes a motor, a gear, and a controller, where the motor is used to adjust the length of the second cable, the controller is electrically connected to the motor, the gear is fixedly mounted on the motor, the controller starts the motor, and the motor drives the gear to rotate and controls the length of the second cable through the gear.
Further, in the above subsea data monitoring device provided in this embodiment of the present application, an anchor portion is installed at a lower end of the buoy apparatus, a slip ring portion is installed at an upper end of the submerged buoy apparatus, and the first cable connects the buoy apparatus and the submerged buoy apparatus through the anchor portion and the slip ring portion.
A second aspect of the present embodiment further provides a subsea data monitoring system, where the subsea data monitoring system includes a cloud data center and the subsea data monitoring device described in any one of the above, the subsea data monitoring device includes a buoy apparatus, the buoy apparatus includes a wireless transmission unit, the cloud data center is connected to the wireless transmission unit, and the buoy apparatus transmits monitored subsea data to the cloud data center through the wireless transmission unit.
According to the embodiment of the application, the buoy device, the submerged buoy device and the seabed monitoring box are combined in a sectional mode through cables respectively, the cables between the submerged buoy device and the buoy device serve as cables which are dynamically adjusted along with fluctuation of sea waves, the cables between the submerged buoy device and the seabed monitoring box are arranged in a deep water layer with relatively gentle sea water flow velocity, and buoyancy provided by the submerged buoy device guarantees that the submerged buoy device is in a stretched straight state, so that safety work of the cables between the submerged buoy device and the seabed monitoring box is guaranteed, seabed data monitoring efficiency is improved, and maintenance cost of the seabed data monitoring device is reduced.
Drawings
Fig. 1 is a schematic view of a subsea data monitoring device according to an embodiment of the present application.
Fig. 2 is a schematic diagram of a subsea data monitoring system according to an embodiment of the present application.
Description of the main elements
The following detailed description will further illustrate the present application in conjunction with the above-described figures.
Detailed Description
In order that the above objects, features and advantages of the present application can be more clearly understood, a detailed description of the present application will be given below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth to provide a thorough understanding of the present application, and the described embodiments are a part, but not all, of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
Referring to fig. 1, the subsea data monitoring apparatus 10 includes a buoy device 100, a submerged buoy device 110, a subsea monitoring box 120, and cables, where the buoy device 100, the submerged buoy device 110, and the subsea monitoring box 120 are connected by the cables, the cables between the submerged buoy device 110 and the subsea monitoring box 120 are used for transmitting optical signals, the cables between the submerged buoy device 110 and the buoy device 100 are used for transmitting electrical signals, the subsea monitoring box 120 transmits monitored subsea data to the submerged buoy device 110 in the form of optical signals, and the submerged buoy device 110 converts the optical signals into electrical signals and transmits the electrical signals to the buoy device 100 in the form of electrical signals.
In one embodiment, the cable between the submersible buoy device 110 and the subsea monitoring pod 120 is a first cable 131 and the cable between the submersible buoy device 110 and the buoy device 100 is a second cable 132. The first cable 131 is a dynamic cable, and the second cable 132 is an optical/electrical composite cable. The length of the first cable 131 identifies the depth of the submersible buoy device 110 from the surface of the sea, and the length of the second cable 132 identifies the depth of the submersible buoy device 110 from the seafloor. The lengths of the first cable 131 and the second cable 132 are the depths of the application sea area. The length of the first cable 131 may be determined according to wave heights, wave periods and flow velocity profile distribution of different sea areas (for example, the length of the first cable 131 may be 50-100 meters). Preferably, if the depth of the submersible buoy device 110 in water is L, the length of the first cable 131 can be 1.2-1.25 times the depth L. By setting the length of the first cable 131 to be 1.2-1.25 times of L, the influence of sea surge on the subsea data monitoring device 10 can be better avoided, and the stability of subsea data monitoring is improved.
The first cable 131 may be a steel wire armored cable or a zero-buoyancy cable. The second cable 132 may be a rigid armored cable, or may be a flexible kevlar zero-buoyancy cable. A distributed buoyancy module 1311 is provided on the first cable 131, and the distributed buoyancy module 1311 is used for linearly adjusting the buoyancy of the first cable 131. Preferably, the number and location of the distributed buoyancy components 1311 on the first cable 131 is determined by simulation testing. During simulation tests, the optimal number and positions of the distributed buoyancy modules 1311 on the first cable 131 are determined by considering factors such as wave heights, wave periods and flow velocity profile distribution of different sea areas, so that the first cable 131 meets buoyancy requirements, the dynamic characteristics of the first cable 131 are guaranteed, the first cable is prevented from being damaged due to overbending or twisting caused by linear changes under the condition of complex ocean current reciprocating motion, the service life of the seabed data monitoring device 10 is prolonged, and the maintenance cost is reduced.
In one embodiment, the buoy apparatus 100 serves as an energy supply terminal of the subsea data monitoring device 10, and supplies power to the submerged buoy apparatus 110 and the subsea monitoring box 120. The buoy device 100 may be a steel buoy device or may be a polyurea elastomer buoy device.
The buoy apparatus 100 includes one or more of a solar power generation device 101, a wind power generation device 102, and a first electrical storage device 103, and the first electrical storage device 103 is connected to the solar power generation device 101 and the wind power generation device 102, respectively. The wind power generator 102 and the solar power generator 101 are disposed above the buoy facility 100, and the first power storage device 103 is installed inside the buoy facility 100. In a wide area where power is not supplied and wiring is difficult in the field, power supply by the solar power generation apparatus 101 and the wind power generation apparatus 102 is preferentially selected.
The surface of the first power storage device 103 is provided with a waterproof case, and the waterproof case is provided to protect the first power storage device 103. The first power storage device 103 is separately placed inside the buoy apparatus 100, so that subsequent maintenance and replacement can be facilitated, and meanwhile, the first power storage device 103 can be prevented from being damaged by various external environments, and the service life of the first power storage device 103 is prolonged.
In one embodiment, the buoy apparatus 100 generates dc power by photovoltaic power generation, stores the dc power in the first power storage device 103, and supplies the dc power to each device of the subsea data monitoring device 10 through a controller in the buoy apparatus 100. Preferably, for the power transmitted from the buoy apparatus 100 to the subsea monitoring box 120, in order to reduce the power loss during transmission, DC/DC boosting (for example, boosting to 300V and 400V, the specific boosting value is determined by circuit characteristics, and is not limited herein) may be performed at the buoy apparatus 100 end before being transmitted to the subsea monitoring box 120 end.
The buoy device 100 is provided with an anchoring part 104 at the lower end, and the anchoring part 104 can be a bearing head and can also be a similar submarine cable fastening installation part. The first cable 131 is connected to the buoy apparatus 100 through the anchor 104, and the anchor 104 and the first cable 131 may be connected by a steel wire glue pouring fastening method, or may be connected by a fastening method in which a conical clamp clamps a steel wire.
In one embodiment, the subsea monitoring pod 120 may be a seabed-based (e.g., in the form of a docking pod, a subsea master base station, etc.) device, and the subsea monitoring pod 120 may be in contact with the sea floor to enable in situ subsea observation. The seabed monitoring box 120 is provided with a plurality of interfaces for communicating with the seabed monitoring sensors, and the interfaces can be expanded according to actual requirements. The seabed monitoring sensor comprises one or more of a chemical oxygen demand sensor, a residual chlorine sensor, a pH value sensor, a dissolved oxygen sensor, a conductivity sensor, a turbidity sensor, a temperature sensor, a salinity sensor, an ammonia nitrogen sensor and an oxidation-reduction potential sensor. The selection of the seabed monitoring sensor can be set according to the actual situation, and the application is not limited to this.
The seabed monitoring box 120 is further provided with a second power storage device 121, the second power storage device 121 is used for storing the voltage output by the buoy apparatus 100, and the electric energy stored by the second power storage device 121 is used for meeting the observation requirement of the seabed monitoring sensor. Preferably, when the electric energy stored in the second electric storage device 121 can meet the observation requirement of the subsea monitoring sensor, the buoy apparatus 100 is not required to continuously transmit the electric energy; when the electric energy stored in the second electric storage device 121 cannot meet the observation requirement of the subsea monitoring sensor, the buoy apparatus 100 is required to transmit electric energy to ensure that the subsea monitoring sensor works normally.
In one embodiment, the submersible buoy device 110 may be a steel submersible buoy device and may also be a polyurea elastomer submersible buoy device. The shape of the submersible buoy device 110 includes: cylindrical, spherical and equilateral polygonal cylinders. The submerged buoy equipment 110 comprises a photoelectric conversion device 111 and a voltage reduction device 112, wherein the photoelectric conversion device 111 is used for converting the optical signal into an electrical signal, and the voltage reduction device 112 is used for carrying out voltage reduction processing on the voltage output by the submerged buoy equipment 110 according to the voltage required by the seabed monitoring sensor. Specifically, different subsea monitoring sensors may need different voltages, and during the actual processing, the voltage may need to be stepped down (e.g., converted to 48V/24V/12V) by the step-down device 112.
In other embodiments, the submerged buoy apparatus 110 further includes a motor for adjusting the length of the second cable 132, a gear and a controller, wherein the controller is electrically connected to the motor, the motor is fixedly mounted with the gear, the controller starts the motor, the motor drives the gear to rotate, and the length of the second cable 132 is controlled by the gear, so that the second cable 132 can be in a stretched state under the buoyancy of the submerged buoy apparatus 110, and has no extra length to support the bottom, thereby reducing the loss of the second cable 132 and ensuring the reliability of submarine data transmission. In another embodiment, the controller may also adjust the length of the second cable 132 to monitor the subsea data according to the preset water depth of the system. By using the embodiment of the application, the length continuous data of different water depths can be acquired so as to realize submarine data monitoring and improve the adaptability of the submarine data monitoring device 10.
In another embodiment, the buoyancy required for the second cable 132 to be in the stretched state is different due to different sea water densities in different sea areas, and the like, so that the submersible buoy apparatus 110 further comprises a buoyancy control device for controlling the buoyancy of the submersible buoy apparatus 110 in the sea water according to the buoyancy required for the second cable 132 to be stretched, and specifically, the bottom area of the submersible buoy apparatus 110 can be changed.
The upper end of the submerged buoy equipment 110 is provided with a sliding ring part 113, and the sliding ring part 113 can be an electric sliding ring or an optical sliding ring. The first cable 131 is connected to the submersible buoy device 110 through the slip ring portion 113.
The embodiment of the application provides a seabed data monitoring device 10, which adopts a sectional combination mode, a submerged buoy equipment 110 with large buoyancy is placed at a water deep layer of 50-100 meters with relatively gentle seawater flow speed, the weight of a second cable 132 with large length below the submerged buoy equipment 110 in water is borne, and then a first cable 131 with the length margin of about 20% is utilized by the submerged buoy equipment 110 and the buoy equipment 100 as a cable which is dynamically adjusted along with the fluctuation of sea waves. With the embodiment of the present application, for the second cable 132, the tension of the submersible buoy device 110 ensures that the second cable 132 is in a stretched state, and the movement state of the submersible buoy device 110 is relatively smooth, so as to provide a guarantee for the safe operation of the second cable 132; for the first cable 131, a pure cable is used as a dynamic cable, and since both signals and electric energy are transmitted by using an electric unit, the performance of the cable is not easily disturbed by the repeated change of the marine power ring. In addition, this application need not install distributed buoyancy module 1311 on full section cable length and carries out the cable system and adjust, practices thrift the cost.
Referring to fig. 2, fig. 2 is a schematic diagram of a subsea data monitoring system according to an embodiment of the present application, where the subsea data monitoring system 1 includes the subsea data monitoring device 10 and a cloud data center 20. The cloud data center 20 is a digital operation platform for synchronization, circulation and analysis of cloud seabed observation data established by comprehensively using a big data infrastructure, and can perform big data application analysis and management of large-range comprehensive monitoring nodes.
In one embodiment, the buoy device 100 provides a wind-solar hybrid power supply control unit 1001, a wireless transmission unit 1002, and a first power storage control unit 1003. The wind-solar hybrid power supply control unit 1001 is connected to the first power storage control unit 1003, the first power storage control unit 1003 is connected to the wireless transmission unit 1002, and the wireless transmission unit is in communication connection 1002 with the cloud data center 20. The wind-solar hybrid power supply control unit 1001 is used for ensuring that the system can perform power self-supply by using wind energy and solar energy under the condition of no power grid power supply. The wireless transmission unit 1002 is configured to transmit the monitored seabed data to the cloud data center 20. The first power storage control unit 1003 is configured to store electric energy provided by wind energy, solar energy, or commercial power, and perform DC/DC boost control on the electric energy (for example, boost to 300-400V, where a specific boost value is determined by circuit characteristics, and is not limited herein), and then transmit the electric energy to the submerged buoy equipment 110 and the subsea monitoring box 120.
In one embodiment, the submersible buoy apparatus 110 includes a photoelectric conversion unit 1101, a step-down control unit 1102, and a lift control unit 1103, the first storage control unit 1003 is connected to the photoelectric conversion unit 1101, the step-down control unit 1102, and the lift control unit 1103, respectively, and the first storage control unit 1003 supplies electric power to the photoelectric conversion unit 1101, the step-down control unit 1102, and the lift control unit 1103. The photoelectric conversion unit 1101 is configured to convert optical signal data transmitted by the subsea monitoring box 120 into electrical signal data, and transmit the electrical signal data to the buoy apparatus 100 through the first cable 131. The voltage reduction control unit 1102 is configured to perform multi-level voltage reduction processing on the electric energy transmitted by the first electric power storage control unit 1003 according to the observation requirement of the seabed monitoring sensor, and then transmit the electric energy to the seabed monitoring box 120, so as to ensure that the seabed monitoring sensor works normally. The elevation control unit 1103 is configured to control the length of the second cable 132 according to the height data output by the subsea monitoring box 120, so as to ensure that the subsea monitoring box 120 contacts the seabed, and avoid the loss of the second cable 132 caused by the subsea monitoring box 120 not contacting the seabed, and thus the second cable has adaptability.
In one embodiment, the subsea monitoring cassette 120 includes a second power storage control unit 1201, a power distribution unit 1202, a power determination unit 1203, a contact control unit 1204, and a data processing unit 1205. The voltage reduction control unit 1102 is connected to the second power storage control unit 1201, and the voltage reduction control unit 1102 outputs the electric energy subjected to the multi-level voltage reduction processing to the second power storage control unit 1201. The second storage control unit 1201 is connected to the power distribution unit 1202, the power determination unit 1203, the contact control unit 1204, and the data processing unit 1205, and the second storage control unit 1201 provides the power distribution unit 1202, the power determination unit 1203, the contact control unit 1204, and the data processing unit 1205 with power required for operation. The electric energy distribution unit 1202 is configured to distribute the electric energy stored in the second power storage control unit 1201 according to actual requirements of the subsea monitoring sensor, so as to ensure normal operation of the subsea monitoring sensor. The electric energy determination unit 1203 is configured to determine whether the electric energy stored in the second electrical storage control unit 1201 meets the working requirements of each seabed monitoring sensor, and output an instruction transmitted by an optical signal to control the buoy apparatus 100 to output the electric energy when the electric energy stored in the second electrical storage control unit 1201 does not meet the working requirements of each seabed monitoring sensor, so as to avoid electric energy loss caused by the fact that the buoy apparatus 100 transmits the electric energy all the time, and reduce the maintenance cost. The contact control unit 1204 is configured to detect whether the seafloor monitoring box 120 contacts the seafloor, and when the detection result is that the seafloor monitoring box 120 does not contact the seafloor, obtain height data of the seafloor monitoring box 120 from the seafloor, and transmit the height data to the underwater buoy device 110 in the form of an optical signal. The data processing unit 1205 is configured to collect the seabed data acquired by each seabed monitoring sensor, process the seabed data, and transmit the seabed data to the buoy apparatus 100 in the form of an optical signal.
The embodiment of the application provides a submarine data monitoring system 1 based on technologies such as an intelligent submarine data monitoring sensor, wireless communication and automatic control, and the submarine data monitoring system 1 comprises a submarine data monitoring device 10 and a cloud data center 20. By wirelessly connecting the cloud data center 20 with the submarine data monitoring device 10, real-time transmission of submarine data can be satisfied, data transmission efficiency is improved, and thus submarine data monitoring efficiency is improved.
The above is a detailed description of the method provided in the examples of the present application. The order of execution of the blocks in the flowcharts shown may be changed, and some blocks may be omitted, according to various needs.
In the several embodiments provided in this application, it should be understood that the disclosed terminal and method may be implemented in other manners. For example, the system embodiments described above are merely illustrative, and for example, the division of the modules is only one logical functional division, and other divisions may be realized in practice.
It will be evident to those skilled in the art that the embodiments of the present application are not limited to the details of the foregoing illustrative embodiments, and that the embodiments of the present application can be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the embodiments being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Several units, modules or means recited in the system, apparatus or terminal claims may also be implemented by one and the same unit, module or means in software or hardware.
Although the embodiments of the present application have been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the embodiments of the present application.
Claims (10)
1. A subsea data monitoring device, comprising: the submarine buoy comprises buoy equipment, submerged buoy equipment, a submarine monitoring box and cables, wherein the buoy equipment, the submerged buoy equipment and the submarine monitoring box are connected through the cables, the cables between the submerged buoy equipment and the submarine monitoring box are used for transmitting optical signals, the cables between the submerged buoy equipment and the buoy equipment are used for transmitting electric signals, the submarine monitoring box transmits monitored submarine data to the submerged buoy equipment in an optical signal mode, the submerged buoy equipment converts the optical signals into electric signals, and the electric signals are transmitted to the buoy equipment in an electric signal mode.
2. The subsea data monitoring device of claim 1, wherein the cable between the submerged buoy apparatus and the subsea monitoring pod is a first cable, the first cable is a dynamic cable, the cable between the submerged buoy apparatus and the buoy apparatus is a second cable, and the second cable is a photoelectric composite cable.
3. Subsea data monitoring device according to claim 2, characterized in that a distributed buoyancy module is provided on the first cable for linearly adjusting the buoyancy of the first cable.
4. The subsea data monitoring device according to claim 1, wherein the buoy equipment comprises one or more of a solar power generation device, a wind power generation device, and a first electrical storage device, the first electrical storage device is connected with the solar power generation device and the wind power generation device, respectively, wherein the wind power generation device and the solar power generation device are disposed at an upper portion of the buoy equipment, and the first electrical storage device is installed inside the buoy equipment.
5. Subsea data monitoring device according to claim 1, characterized in that a second electrical storage device is arranged inside the subsea monitoring box, for storing the electrical energy output by the buoy arrangement.
6. The seafloor data monitoring device of claim 1, wherein the seafloor monitoring box is provided with an interface, the interface is used for being in communication connection with a seafloor monitoring sensor, and the seafloor monitoring sensor comprises one of a chemical oxygen demand sensor, a residual chlorine sensor, a pH value sensor, a dissolved oxygen sensor, a conductivity sensor, a turbidity sensor, a temperature sensor, a salinity sensor, an ammonia nitrogen sensor and an oxidation-reduction potential sensor.
7. The subsea data monitoring device according to claim 6, wherein the submersible buoy comprises a photoelectric conversion device and a voltage reduction device, wherein the photoelectric conversion device is configured to convert the optical signal into an electrical signal, and the voltage reduction device is configured to reduce the voltage output by the submersible buoy according to the voltage required by the subsea monitoring sensor.
8. The subsea data monitoring device according to claim 2, wherein the submersible buoy comprises a motor for adjusting the length of the second cable, a gear and a controller, the controller is electrically connected with the motor, the motor is fixedly provided with the gear, the controller starts the motor, the motor drives the gear to rotate, and the length of the second cable is controlled through the gear.
9. The subsea data monitoring device of claim 2, wherein the buoy apparatus is provided with an anchor at a lower end thereof, and a slip ring portion at an upper end thereof, and the first cable connects the buoy apparatus and the submersible buoy apparatus via the anchor and the slip ring portion.
10. A subsea data monitoring system comprising a cloud data center and a subsea data monitoring device according to any of claims 1-9, wherein the subsea data monitoring device comprises a buoy apparatus, the buoy apparatus comprises a wireless transmission unit, the cloud data center is connected to the wireless transmission unit, and the buoy apparatus transmits the monitored subsea data to the cloud data center via the wireless transmission unit.
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| CN202010218114.9A CN113447066A (en) | 2020-03-25 | 2020-03-25 | Seabed data monitoring device and system |
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