CN113489235A - Semi-submersible type wave energy underwater charging device - Google Patents
Semi-submersible type wave energy underwater charging device Download PDFInfo
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- CN113489235A CN113489235A CN202110745400.5A CN202110745400A CN113489235A CN 113489235 A CN113489235 A CN 113489235A CN 202110745400 A CN202110745400 A CN 202110745400A CN 113489235 A CN113489235 A CN 113489235A
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- 238000010248 power generation Methods 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000011084 recovery Methods 0.000 claims description 15
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- 230000005540 biological transmission Effects 0.000 abstract description 19
- 230000005611 electricity Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 15
- 238000004146 energy storage Methods 0.000 description 6
- 238000007667 floating Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
- F03B13/16—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
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- 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
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention provides a semi-submersible wave energy underwater charging device which mainly comprises a wave energy power generation module and a charging platform. The wave energy power generation module has the main functions of capturing wave energy and converting the wave energy into electric energy, and consists of a buoy, a transmission mechanism and an electric control system, wherein the buoy is used for capturing the wave energy, the transmission mechanism and the electric control system are arranged on a charging platform, and the buoy is connected with the transmission mechanism through a steel cable; the wave energy power generation device comprises a charging platform, a wave energy power generation module and a power supply module, wherein the charging platform is a semi-submersible type platform, a plurality of charging interfaces can be arranged on the side surface of the platform, and an electric control system of the wave energy power generation module is connected with the charging device through a cable to input electric energy for the charging device. The semi-submersible type wave energy underwater charging device utilizes wave energy to generate electricity to charge underwater mobile equipment, reduces the power supply cost of the underwater mobile equipment, is simple in structure and insensitive to wave direction, adopts system positioning for the charging platform, reduces the influence of seabed sundries on the charging performance of a port, and is convenient to install and maintain on the sea.
Description
Technical Field
The invention provides a semi-submersible wave energy underwater charging device, in particular to a device which integrates wave energy power generation and underwater charging, wherein wave energy is captured through a wave buoy on the water surface, and is transmitted to a generator through a transmission mechanism on an underwater charging platform to generate power so as to provide electric energy for the underwater charging device; the power supply cost of underwater mobile equipment is reduced, the device is simple in structure and convenient to install and maintain on the sea, and the device belongs to the field of wave energy utilization technology and underwater charging.
Background
With the expansion of ocean development in China to the deep and open sea field, underwater mobile equipment such as underwater robots, underwater vehicles and the like is rapidly developed in recent years. Electric energy is a basic element required by the normal operation of underwater mobile equipment. At present, underwater mobile equipment is mainly powered by a battery, and the endurance mileage of the underwater mobile equipment is limited by the capacity of the battery because the capacity of the battery is limited. The charging base station is provided for the underwater mobile equipment, and the self-sustaining capability and the operation radius of the underwater mobile equipment can be effectively improved.
A large amount of wave energy is stored in the ocean, the wave energy has the characteristics of wide distribution range and high energy density, and the wave energy power generation device is used for supplying power to the underwater mobile equipment, so that the endurance mileage of the underwater mobile equipment can be improved, and the working range of the underwater mobile equipment is expanded to a deeper and farther sea area. The wave energy is inexhaustible clean energy, the wave energy power generation device is adopted to supply power to the underwater mobile equipment, energy supplement is not required to be carried out on the land, and the power supply cost of the underwater mobile equipment can be reduced. The conventional wave energy-based charging device adopts the technical scheme that an independent wave energy power generation device supplies power to a charging device arranged on the seabed through a submarine cable, the technical cost is high, the installation is inconvenient, and the charging performance is easily influenced by impurities on the seabed.
Disclosure of Invention
The invention aims to solve the problem that underwater mobile equipment can only find a fixed charging device, and provides a semi-submersible type wave energy underwater charging device integrating a wave buoy into a whole, which can conveniently charge the underwater mobile equipment, has wide dispersion area and is more convenient to charge the underwater mobile equipment.
The purpose of the invention is realized as follows:
a semi-submersible type wave energy underwater charging device comprises a power generation module and a charging platform; the power generation module comprises an energy obtaining mechanism, a power output system and an underwater charging platform, wherein the energy obtaining mechanism comprises a wave buoy and a cable, the energy obtaining mechanism and the power output system are driven by the cable, ocean observation equipment is arranged in the buoy, and an interface for charging underwater mobile equipment is arranged in the charging platform;
the power output system consists of a recovery device, a ratchet wheel, a speed increaser, a generator and a conveyor belt; the cable bypasses the recovery device to be connected with the buoy, the recovery device recovers the cable stretched by the buoy, the ratchet wheel is connected with the recovery device and mainly used for restraining the rotation direction of the rotating shaft to enable the rotating shaft to rotate in one direction to do work, the speed increaser is connected with the ratchet wheel to increase the rotating speed of the rotating shaft, and the conveyor belt is connected with the rotor of the speed increaser and the rotor of the generator to drive the rotor of the generator to rotate to generate power.
The wave pushes the wave buoy to move with six degrees of freedom, the generator is driven to do work, the wave energy is converted into the electric energy of the generator, the electric energy is transmitted to the storage battery pack in the charging platform to be stored through the cable, and the storage battery pack is connected with the charging interface.
The invention aims to solve the technical problem of providing a wave energy underwater charging system which has the advantages of good starting performance, high conversion efficiency, good maintainability, economy and environmental adaptability, and easy production, manufacture, transportation, installation, maintenance, overhaul and operation management.
Through search, the invention patent document with publication number CN 105888952A discloses an oscillating float type ocean wave energy power generation device. The wave energy conversion device comprises a wave energy absorption device, a supporting device, a conversion device and an output device. The method is characterized in that: the wave energy absorption device comprises a floating frame and a floater; the supporting device comprises an upper bracket and a lower bracket which are parallel to each other and coaxial, and the two brackets are sleeved on the ocean upright post; the conversion device comprises a main transmission chain wheel and an auxiliary transmission chain wheel which are respectively arranged on a floating frame of the wave energy absorption device, an upper transmission chain wheel arranged on an upper support, a lower transmission chain wheel arranged on a lower support, a main shaft connected with a generator rotating shaft of the output device and an energy storage flywheel connected between the main shafts of the upper transmission chain wheels; the output device comprises a generator and a coupling. The invention provides a semi-submersible type wave energy underwater charging device which can be installed on a floating platform, a breakwater and a wave-facing wall surface of a coast, and is high in energy conversion efficiency, good in starting performance, strong in environment adaptability, simple in structure, convenient to build, install and maintain on the sea, and low in production and building cost. The invention relates to a semi-submersible wave energy power generation device and an oscillating float type modified wave energy power generation device disclosed in the invention patent document with publication number CN 105888952A, which have the following differences:
1. the application scenarios are different. The invention discloses an oscillating float type ocean wave energy power generation device with publication number CN 105888952A, which mainly has the function of wave energy power generation, and the generated electric energy needs to be transmitted to users through sea cables. The invention combines a wave buoy on the water surface with an underwater platform to realize the integrated integration of wave energy power generation and underwater charging, and the electric energy generated by a wave energy device directly supplies power for the charging platform.
2. The support of the device is different. The float supporting mode disclosed in the invention patent document with publication number CN 105888952A is to adopt an upper bracket and a lower bracket which are parallel and coaxial with each other, and both the brackets are sleeved on an ocean upright post. The split type wave buoy is connected with the charging platform through the cable, and supporting materials are not needed for supporting.
3. The carrier disclosed in the invention patent document with publication number CN 105888952A is an ocean upright column, which limits the carrier form of the device, while the carrier of the wave energy device in the invention patent is an underwater platform, which is not only the carrier of the wave energy device, but also the carrier of the charging device, thus improving the utilization rate of the platform.
4. The conversion device disclosed in the invention patent document with publication number CN 105888952A comprises a main transmission chain wheel and an auxiliary transmission chain wheel which are respectively installed on a floating frame of a wave energy absorption device, an upper transmission chain wheel which is installed on an upper bracket, a lower transmission chain wheel which is installed on a lower bracket, a main shaft which is connected with a generator rotating shaft of an output device, and an energy storage flywheel which is connected between the main shafts of the upper transmission chain wheels. The electric control system adopted by the invention consists of the generator, the control module and the storage battery pack, is mainly used for converting mechanical energy into electric energy and carrying out electric energy conversion and electric energy storage, and has the advantages of good stability and high reliability.
The semi-submersible type wave energy device related to the invention has obvious difference in application scenes, supporting modes, carrier forms and the like from the oscillating float type ocean wave energy power generation device disclosed in the invention patent document with the publication number of CN 105888952A, and compared with the wave energy device disclosed in the invention patent document with the publication number of CN 105888952A, the wave energy underwater charging device related to the invention has obvious effects in the aspects of improving energy conversion efficiency, dimension and reliability, reducing installation difficulty, water-tight technical difficulty and operation and maintenance cost, so that the semi-submersible type wave energy underwater charging device related to the invention is completely different from the wave energy device disclosed in the invention patent document with the publication number of CN 105888952A.
The invention adopts the following technical scheme:
a semi-submersible wave energy underwater charging device mainly comprises a power generation module, a charging platform, an electric control system and the like; the wave buoy in the model adopted by the invention is used for absorbing waves from the sea, mechanical transmission is carried out through the cable below the buoy, the generator in the power generation module and the speed increaser, and mechanical energy is converted into electric energy through the power generation module and stored in the charging platform.
In the semi-submersible wave energy underwater charging device, the wave energy power generation module captures ocean wave energy and converts the ocean wave energy into electric energy; the charging platform charges for the underwater mobile device. The device comprises an energy obtaining mechanism, a power output system, a work applying mechanism, an energy conversion mechanism, an electric control system and an energy storage mechanism.
The energy obtaining mechanism is a moving part of the device and is used for capturing wave energy and converting the wave energy into mechanical energy of the energy capturing mechanism.
The power output system consists of a power applying mechanism and an energy conversion mechanism and is used for converting wave energy captured by the floater into mechanical energy for energy storage, driving the generator to generate electricity under set conditions and converting the mechanical energy into electric energy.
The work mechanism consists of a floater, a cable and a recovery device, and wave energy is transmitted to the energy conversion mechanism by the mechanical energy through the heaving of the waves to be converted.
The energy conversion mechanism is composed of a ratchet wheel, a coupler, a speed reducer and a generator, and converts mechanical energy conducted by the floater and the cable into electric energy.
The energy storage mechanism is used for converting energy of wave energy through vibration of the floater, storing the wave energy in an electric energy mode and charging the underwater charging platform.
The floater is a core component for acquiring wave energy by the wave energy device, is a disc-shaped floating body and converts the wave energy into mechanical energy under the action of waves; the water part of the wave-facing surface of the floater shell is a straight wall surface, and the underwater part of the floater shell is a streamline curved surface.
The connecting piece is a coupler, and the speed reducer is connected with the generator to form an integrated power generation system.
The work applying mechanism is characterized in that the floater and the cable transmit wave energy to the energy conversion mechanism by the aid of mechanical energy through the heaving of the waves to perform energy conversion.
The ratchet wheel is a smooth rotating wheel, can only rotate in a single direction and is used for controlling the rotation direction of the generator to generate electricity.
Compared with the prior art, the invention has the beneficial effects that:
(1) the wave energy power generation device is used for charging the underwater mobile equipment, so that the power supply cost of the underwater mobile equipment is reduced, and the operation radius of the underwater mobile equipment is improved;
(2) the wave energy power generation device and the underwater charging device are integrated, no submarine cable is needed for power transmission, and the power transmission cost is reduced;
(3) the charging platform is semi-submerged, so that the pollution of sediment and other seabed sundries to the charging interface is reduced, and the charging performance of the device is improved;
(4) the wave buoy is insensitive to wave direction and can capture wave energy in different directions;
(5) the device is composed of two floating bodies above and below water on the whole, and the structure is simple;
(6) the charging platform is positioned by mooring, so that the link of seabed installation is avoided, and the installation and maintenance are convenient.
Drawings
FIG. 1 is a schematic diagram of an energy obtaining mechanism
FIG. 2 Power output System composition schematic
FIG. 3 schematic of the retarder
FIG. 4 is a schematic general diagram of a double-body type wave energy power generation device
FIG. 5 is a ratchet view
FIG. 6 Generator
In the figure: 1. a power generation module; 2. a charging platform; 11. an energy obtaining mechanism; 12. a power take-off system; 13. an underwater charging platform; 14. a charging interface; 111. a wave buoy; 112. a cable; 121. a ratchet wheel; 122. a recovery device 123, a generator; 124. a speed reducer; 125. a conveyor belt; 13 a charging platform;
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, the invention mainly comprises a power generation module 1 and a charging platform 2. The power generation module comprises an energy obtaining mechanism 11, a power output system 12, a wave buoy 111, a cable 112 and a 13 underwater charging platform. The energy-obtaining mechanism 11 is composed of a wave buoy 111 and a cable 112, and the energy-obtaining mechanism 11 and the power output system 12 are driven through the cable 112. The inside of the float 111 is provided with a marine observation device. An interface 14 for charging the underwater mobile equipment is installed in the charging platform 13.
As shown in fig. 2, the power output system 12 is composed of a recovery device 122, a ratchet 121, a speed increaser 124, a generator 123 and a conveyor belt 125. The cable 112 is routed around a recovery device 122 and connected to the buoy, and the recovery device 122 recovers the cable stretched by the buoy. The ratchet wheel 121 is connected with the recovery device 122, and mainly functions to restrict the rotation direction of the rotating shaft so as to make the rotating shaft rotate in one direction to do work. The speed increaser 124 is connected with the ratchet wheel 121 to increase the rotating speed of the rotating shaft. The belt 125 connects the speed increaser and the generator rotor to drive the generator rotor to rotate for generating electricity.
The semi-submersible wave energy power generation device drives the floater to move with six degrees of freedom by waves to drive the generator to do work, converts wave energy into electric energy of the generator, and transmits the electric energy to the storage battery pack in the charging platform for storage through cables, and the storage battery pack is connected with the charging interface 14.
The semi-submersible wave energy power generation device has the characteristics of good starting performance, high conversion efficiency, good maintainability, simple structure, easiness in production, manufacture, transportation, installation, maintenance, overhaul and operation management, no need of complex watertight technology and the like, and is suitable for wave energy power generation in marine environment in China.
The invention relates to a semi-submersible wave power generation device, which has the following specific application and working process:
a semi-submersible wave power generation device is connected in a structure and a mode as shown in figures 1-3, an energy obtaining mechanism floats on a wave-facing surface and is connected with a power output system, and the power output system is positioned in a carrier cabin. Under the action of waves, the buoy moves in six degrees of freedom, the wave energy is converted into mechanical energy of the buoy, the heaving, swaying and surging motions of the buoy drive the ratchet wheel to rotate through the cable, and the recovery device ensures that the buoy can be stretched and recovered along with the buoy in the reciprocating motion process. The ratchet wheel rotation type is promoted its rotational speed through the speed increaser, and the speed increaser rotation is rotatory to be passed through the high-speed rotation of conveyer belt drive generator rotor, converts mechanical energy into electric energy. The electric energy output by the generator is stored in the storage battery pack, and the underwater mobile equipment is charged through the charging interface.
The invention provides a semi-submersible wave energy underwater charging device which mainly comprises a wave energy power generation module and a charging platform. The wave energy power generation module has the main functions of capturing wave energy and converting the wave energy into electric energy, and consists of a buoy, a transmission mechanism and an electric control system, wherein the buoy is used for capturing the wave energy, the transmission mechanism and the electric control system are arranged on a charging platform, and the buoy is connected with the transmission mechanism through a steel cable; the wave energy power generation device comprises a charging platform, a wave energy power generation module and a power supply module, wherein the charging platform is a semi-submersible type platform, a plurality of charging interfaces can be arranged on the side surface of the platform, and an electric control system of the wave energy power generation module is connected with the charging device through a cable to input electric energy for the charging device. The semi-submersible type wave energy underwater charging device utilizes wave energy to generate electricity to charge underwater mobile equipment, reduces the power supply cost of the underwater mobile equipment, is simple in structure and insensitive to wave direction, adopts system positioning for the charging platform, reduces the influence of seabed sundries on the charging performance of a port, and is convenient to install and maintain on the sea.
Claims (2)
1. A semi-submersible wave energy underwater charging device is characterized by comprising a power generation module and a charging platform; the power generation module comprises an energy obtaining mechanism, a power output system and an underwater charging platform, wherein the energy obtaining mechanism comprises a wave buoy and a cable, the energy obtaining mechanism and the power output system are driven by the cable, ocean observation equipment is arranged in the buoy, and an interface for charging underwater mobile equipment is arranged in the charging platform;
the power output system consists of a recovery device, a ratchet wheel, a speed increaser, a generator and a conveyor belt; the cable bypasses the recovery device to be connected with the buoy, the recovery device recovers the cable stretched by the buoy, the ratchet wheel is connected with the recovery device and mainly used for restraining the rotation direction of the rotating shaft to enable the rotating shaft to rotate in one direction to do work, the speed increaser is connected with the ratchet wheel to increase the rotating speed of the rotating shaft, and the conveyor belt is connected with the rotor of the speed increaser and the rotor of the generator to drive the rotor of the generator to rotate to generate power.
2. The semi-submersible wave energy underwater charging device of claim 1, characterized in that waves push a wave buoy to move with six degrees of freedom to drive a generator to do work, the wave energy is converted into electric energy of the generator, the electric energy is transmitted to a storage battery pack in a charging platform through a cable to be stored, and the storage battery pack is connected with a charging interface.
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| CN202110745400.5A CN113489235A (en) | 2021-07-01 | 2021-07-01 | Semi-submersible type wave energy underwater charging device |
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| CN202110745400.5A CN113489235A (en) | 2021-07-01 | 2021-07-01 | Semi-submersible type wave energy underwater charging device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452742A (en) * | 2013-09-10 | 2013-12-18 | 中国科学院广州能源研究所 | Semi-submersible type multi-floater wave energy conversion device |
| CN206092284U (en) * | 2016-10-10 | 2017-04-12 | 三峡大学 | Novel semi -submerged formula wave power device |
| CN107035605A (en) * | 2017-03-01 | 2017-08-11 | 集美大学 | A kind of semi-submersible type movable wave energy TRT and its method of work |
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2021
- 2021-07-01 CN CN202110745400.5A patent/CN113489235A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452742A (en) * | 2013-09-10 | 2013-12-18 | 中国科学院广州能源研究所 | Semi-submersible type multi-floater wave energy conversion device |
| CN206092284U (en) * | 2016-10-10 | 2017-04-12 | 三峡大学 | Novel semi -submerged formula wave power device |
| CN107035605A (en) * | 2017-03-01 | 2017-08-11 | 集美大学 | A kind of semi-submersible type movable wave energy TRT and its method of work |
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