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CN102878005B - Pneumatic rubber bellows sea wave energy electromotor - Google Patents

Pneumatic rubber bellows sea wave energy electromotor Download PDF

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Publication number
CN102878005B
CN102878005B CN201210375326.3A CN201210375326A CN102878005B CN 102878005 B CN102878005 B CN 102878005B CN 201210375326 A CN201210375326 A CN 201210375326A CN 102878005 B CN102878005 B CN 102878005B
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wave energy
central shaft
wave
grabber
pendulum
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Expired - Fee Related
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CN201210375326.3A
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CN102878005A (en
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胡勇坚
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/30Energy from the sea, e.g. using wave energy or salinity gradient

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  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The present invention provides the wave electromotor of a kind of inflatable rubber pneumatic bag and with the seawave power generation network system of this kind of ocean wave generator.Described ocean wave generator is made up of wave energy grabber (1) and motor of inducting.Wave energy grabber (1) is made by inflatable rubber capsule, has inlayed silicon steel sheet web frame in its ancient piece of jade, round, flat and with a hole in its centre.Capsule is made up of upper and lower two half-unit, within outer draught head maintain shape.Motor of inducting is made up of central shaft (3), permanent magnet pole (4), rolling bearing (2), pendulum (5) and power coil (6).Pendulum (5) can drive central shaft (3) and power coil (6) to produce and rotate against, and produces electric current.After electric current is rectified, accumulator is charged, form output galvanic current source.Industrial-frequency alternating current is become after unidirectional current unsteady flow.Multiple described wave electromotors retrain with anchor chain with cable, set up high-power seawave power generation network.Described ocean wave generator cost is low, efficiency is high, resistance to collision, is suitable for extensive industrialization.

Description

Pneumatic rubber bellows sea wave energy electromotor
Technical field
The invention belongs to marine energy utilize and renewable energy power generation field, relate to the use of tide energy and send out with sea wave energy The equipment of electricity.
Background technology
Ocean energy is a kind of regenerative resource contained in ocean, can be divided into wave energy, tide energy, energy by ocean current, the temperature difference Can be with salt error energy.Wherein wave energy, tide energy, energy by ocean current belong to fluid mechanical energy, and power generation with marine energy is common ocean energy profit Use process.China has mainland coastline to be up to km more than 18000, has more than 6500 big small island, and island water front is always about Km more than 14000, oceanic area more than 470 ten thousand sq-km, marine energy resources is the abundantest.Wave energy power generation is to be caught by wave energy Obtain device and convert wave energy into reciprocating machine energy, then be converted to required electric energy by power capturing system.The most existing many Plant wave energy technology, it is achieved wave power conversion.According to the most up-to-date mode classification, wave energy technology is divided into oscillating water column technology, shakes Swing float technology and the most unrestrained technology.
Wave energy transformation process is process the most complicated in ocean energy conversion.According to traditional seawave power generation technology, it is main Problem in science is wanted to be: the randomness that (1) wave has causes and can flow instability, and designer is difficult to determine that wave energy apparatus is at different levels The design point of conversion;(2) the Multidirectional reciprocating motion of wave, makes designer be difficult to design rational energy capture system and move Power capturing system;(3) wave energy apparatus is operated in the place that wave is maximum, and randomness and the unstability of wave cause wave energy The various sudden seaway load of device;The burn into sea organism attachment that severe marine environment causes is likely to result in again device The inefficacy of a little links.Therefore, improve the conversion efficiency of wave energy apparatus and reliability is the difficult problem of wave-energy power generation technology.Existing Wave-powered energy technology have a common feature: need one random wave energy is converted into stable reciprocating machine can in Between link, this intermediate link has mechanical friction, reduces the efficiency of wave energy power generation and the reliability of wave-powered generator, improves The cost of system.Due to unresolved integrity problem inefficient, low, wave-powered energy technology is at present also in the stage of fumbling, it is impossible to shape Forming apparatus production scale, and cause high manufacturing expense problem.Reliability inefficient, low, high cost these three problem are ripples The major obstacle of wave energy for generating electricity technology industrialization.
Summary of the invention
It is an object of the invention to provide a kind of inflating rubber airbag type sea wave power generation machine and with this rubber pneumatic bag formula sea The generating network system of wave electromotor composition, described rubber pneumatic bag formula ocean wave generator is by inflatable rubber seal air bag structure Becoming wave energy grabber, described wave energy grabber is exactly directly contacting with wave and obtaining under the effect of wave of ocean wave generator The part of sea wave energy, in the present invention, wave energy grabber i.e. the housing portion of ocean wave generator: rubber capsule.Described Rubber capsule is internal to be assembled by power coil and rolling bearing, central shaft and installation pendulum on center shaft by supporting mechanism Hammer forms, with permanent magnet pole equity, motor of inducting.Described rubber capsule swims in sea and vibrates with ripple, then make described pendulum put Dynamic, thus drive the permanent magnet pole on central shaft to produce with power coil and rotate against, produce induced current, induced current warp Accumulator is charged after boosting output voltage by bridge rectifier and booster circuit, so produces the unidirectional current of stable output power Source, DC voltage can be changed into industrial-frequency alternating current after convertor circuit unsteady flow.Constituted wave with multiple such capsule electromotors to send out Electric network, can produce the output of powerful electric energy.This directly encourage the generation mode of power coil without centre with wave energy Link, thus it is little to rub, efficiency is high, cost is low.Described wave energy grabber can be designed to cylinder, cuboid, spheroid, ball cone Body assembly, pyramid or other revolving bodies with basic geometry as the surface of revolution.Manufacture in the material of wave energy grabber and use Nylon yarn netting is strengthened, and is allowed to the intensity close to or be similar to automobile tire and elasticity, and strengthens with embedded silicon steel sheet The support wave energy grabber of skeleton.Within the inflation of described rubber capsule, outer draught head maintains shape, thus has preferable elasticity, Impact resistance and collision, and spray opaque plastic foil in rubber capsule towards skyward one side, prevent the irradiation of sunlight from making glue Capsule is aging.Electromotor and rectification circuit, convertor circuit, charging circuit, accumulator etc. are sealed in capsule, produced direct current Electricity is drawn by wire.By configuring suitable proportion (less than the proportion of sea water) and center of gravity structure for capsule motor so that it is energy Floating as tumbler move back and forth with the effect of wave across the sea, so that pendulum swings and drives the magnetic force of magnetic pole Line and power coil mutually cut generating.Magnetoelectricity cutting movement has two kinds of optional designs, and first central shaft is rotatable (i.e. Magnetic pole is rotatable) and power coil is fixed, it two is that central shaft fixes (i.e. magnetic pole is fixed) and power coil is rotatable.Such as Fig. 1 Shown in, in specified sea areas, single rubber pneumatic bag electromotor is retrained with cable by seabed anchor chain and rack, forms net Lattice, air bag generator is internally integrated rectification circuit, boost charge circuit and energy storage battery.The electric energy of energy storage battery is defeated by latent Unsteady flow in cabin and convergence system, the electric current of generating network is changed into power current after unsteady flow, the transformator in latent cabin It is transferred to land electrical network by submarine cable after transformation.Described capsule-type electromotor is anticorrosive, resistance to collision, owing to not having mechanical energy to change The intermediate link of energy, low cost of manufacture, rub little, generating efficiency is high, and wave energy grabber starting of oscillation is easy, the high smaller wave of wave Also electromotor can be made to produce induced current, thus suitable for large-scale industrialization.The motor system of described capsule-type electromotor Only rolling friction, rubber capsule is flexible, and seawater corrosion resistance, and perishable part is sealed in capsule, keeps apart with sea water , thus service life is long.As the embodiment of the present invention use wave energy grabber be a lower demifacet be semicircle, upper half plane is The plane of lumbar triangle shape is the ball cone assembly that the surface of revolution rotates, and this is a kind of a kind of than more efficient in optional shape, but It is not limited solely to this.The structure then basic simlarity of internal power generation part.
Accompanying drawing explanation
Fig. 1 is the seawave power generation network functional block diagram of the present invention
Fig. 2 is wave energy grabber lower half web frame front view (center is cutd open) of the embodiment of the present invention
Fig. 3 is the wave energy grabber lower half web frame top view of the embodiment of the present invention
Fig. 4 is wave energy grabber first half web frame front view (center is cutd open) of the embodiment of the present invention
Fig. 5 is the wave energy grabber first half web frame top view of the embodiment of the present invention
Fig. 6 is the electric generator structure design one front view (center is cutd open) of the embodiment of the present invention
Fig. 7 is electric generator structure design one top view of the embodiment of the present invention
Fig. 8 is that the electric generator structure design one: A-A of the embodiment of the present invention is to sectional view
Fig. 9 is the electric generator structure design two front view (center is cutd open) of the embodiment of the present invention
Detailed description of the invention
Embodiments of the present invention combine accompanying drawing and are described by, and involved by the embodiment of the present invention, Pneumatic rubber bellows ocean wave generator is pressed Function and structure are divided into two parts: wave energy grabber and motor of inducting.Described wave energy grabber is by inflatable rubber capsule system Become, and as the shell of described ocean wave generator.For the ease of motor overhauls and changes the parts of deterioration, described rubber Glue capsule is assembled by upper and lower two parts, and its method making the embedded fiber rope net of material rubber is strengthened, in addition, Also devising embedded web frame for it, web frame is embedded in when rubber capsule is cast in a capsule ancient piece of jade, round, flat and with a hole in its centre, in order to strengthen it Mechanical strength.The silicon steel sheet (such as Wuhan Iron and Steel Plant 600) of described web frame manufacture motor is laminated and is welded.As shown in Figure 2 Being wave energy grabber lower half web frame front view (center is cutd open), Fig. 3 is that wave energy grabber lower half web frame is overlooked Figure.Being wave energy grabber first half web frame front view (center is cutd open) as shown in Figure 4, Fig. 5 show wave energy grabber upper half Portion's web frame top view.Fig. 3 Yu Fig. 5 is provided with the screw hole (10) of wave energy grabber upper and lower two parts assembling.As Fig. 3, In Fig. 4, Fig. 4, Fig. 5,13 show the bracing frame of motor center axle of inducting, feeling of support generator during in order to install, and bear and induct Active force in motor movement.The upper and lower two parts of wave energy grabber are assembled by screw hole (10) threaded fastener, then may be used Inflated by charging connector (being not drawn in figure), make the air pressure within wave energy grabber be more than external pressure, thus maintain wave energy The shape of grabber.
Described motor of inducting is in order to follow moving back and forth with ripple of wave energy grabber, and drives permanent magnet pole (4) to cut Power coil (6), produces induced potential.Induct motor by rolling bearing (2), central shaft (3), permanent magnet pole (4), pendulum (5), the composition such as power coil (6).The structure of motor of inducting provides two kinds of optional designs.Such as Fig. 6, it is to set shown in 7,8 Meter scheme one, in design one, the central shaft (3) of motor of inducting is arranged on wave energy grabber (1) ancient piece of jade, round, flat and with a hole in its centre by rolling bearing (2) In support section (14), described permanent magnet pole (4) and pendulum (5) be fixed on central shaft (3), and power coil (6) passes through Support bar (9) is fixed on wave energy grabber (1) inwall.When wave energy grabber (1) rises and fall on the waves vibration, and height changes Becoming, owing to pendulum (5) has inertia, when the position of centre of gravity of wave energy grabber (1) changes, pendulum (5) obtains certain Gravitional force, thus swing, thus drive central shaft (3) to rotate so that the magnetic force line cutting generating of permanent magnet pole (4) In coil (6) around circle (7) produce induced current.Design one is suitable for manufacturing the ocean wave generator that volume is smaller, because of It uses a pendulum, the condition that the electric machine rotation part mass that is suitable for inducting is less.Unlike design one, if The support section (14) that central shaft (3) is fixed in wave energy grabber (1) wall by meter scheme two, central shaft (3) and permanent magnet magnetic Pole can not rotate.Often organizing power coil (6) to be arranged on central shaft (3) by each rolling bearing in its two ends, pendulum (5) is solid It is scheduled on the outer wall of power coil (6).Thus power coil (6) can be around the central shaft circumgyration incision magnetic line of force.Fig. 9 is design The front view of the structure of two art electromotors, as shown in Figure 9, employ two groups of power coils (6) and two pendulums, other portions The structure of part is identical with design one, thus top view etc. are the most identical.Design two can be selected and organize power coil (6) more With multiple pendulums (5), its number is depending on the volume size and resonance requirement of the Pneumatic rubber bellows ocean wave generator of required design.
Single Pneumatic rubber bellows ocean wave generator is scheduled on predetermined sea by the earrings (11) bottom it with anchor chain system, will Multiple Pneumatic rubber bellows ocean wave generator hawsers are connected with each other by the earrings (11) of wave energy grabber (1) waist, can form Generating grid, forms a large-scale sea wave energy harvesting net.The sense that the coil of Pneumatic rubber bellows ocean wave generator is produced Raw electric current bridge rectifier rectification, and after the boosting of charge pump voltage booster circuit, accumulator is charged, power can be produced Output galvanic current source.The bottom (14) that described rectification circuit and booster circuit are arranged in a capsule ancient piece of jade, round, flat and with a hole in its centre with accumulator, defeated Go out electric current to be drawn by wire.The electric current that all Pneumatic rubber bellows ocean wave generators send inputs one and dives latent in closing under water In cabin, pass through in latent cabin and stream is changed into industrial-frequency alternating current with unsteady flow, then can be transmitted by submarine cable through transformator transformation To land electrical network.Rectification circuit, booster circuit, convertor circuit belong to ripe known technology, and therefore the present invention saves decorrelation electricity The elaboration of road technique.
Seawave power generation technology of the present invention eliminates and random wave energy is converted into stable reciprocating motion energy Intermediate link, directly drives electric power generation of inducting with wave vibration, unstable electrical power output is converted to circuit engineering Stable output.Loss suffered by generating is only rolling friction and the power consumption of circuit, and therefore power attenuation is minimum, generating efficiency Height, and equipment manufacturing cost is low, is suitable for and extensive industrialization.

Claims (5)

1. a Pneumatic rubber bellows sea wave energy electromotor, it is characterised in that the wave energy that it is made up of inflatable rubber capsule is caught Obtain device (1) and motor of inducting composition, wave energy grabber upper and lower two hemisphere composition, mould towards the spraying of skyward part is opaque Material film to prevent the irradiation of sunlight from making ageing of rubber, upper and lower two hemisphere with threaded fastener assembling and seal, maintain easily and Maintenance, inflatable within outer draught head maintain shape, wave energy grabber elastomeric material is with cordage reinforcement, and is embedded in silicon steel sheet and adds Bone strengthening frame.
Pneumatic rubber bellows sea wave energy electromotor the most according to claim 1, it is characterised in that: described induct motor by Rolling bearing (2), central shaft (3), permanent magnet pole (4), pendulum (5) and power coil (6) composition, described permanent magnet pole (4) it is fixed on central shaft (3), when wave energy grabber vibrates with ripple, the magnetic force line cutting power coil of permanent magnet pole (4) Around circle (7) produce induced current.
Pneumatic rubber bellows sea wave energy electromotor the most according to claim 2, it is characterised in that magnetic pole is relative with coil Motion has two kinds of designs, and design one is that by rolling bearing (2), central shaft (3) is fixed on propping up of wave energy grabber On support part part (14), pendulum (5) is fixed on central shaft (3), and power coil is fixed on wave energy grabber by support bar (9) (1) inwall, pendulum (5) drives central shaft (3) to rotate by swing, so that the cutting around circle of the magnetic line of force and power coil (6) Cut generation induced current;Design two is to be fixed in the support member (14) of wave energy grabber (1) by central shaft (3), and Being assemblied on central shaft (3) by rolling bearing (2) by power coil (6), can rotate around central shaft, pendulum (5) is radially fixed On power coil outer wall, pendulum (5) drives power coil (6) cutting magnetic line to produce induced current.
4. according to the Pneumatic rubber bellows sea wave energy electromotor described in claim 2 or claim 3, it is characterised in that: induct The rectified circuit of electric current, booster circuit and charging circuit process, and accumulator charging can be formed the unidirectional current of stable output power Source.
Pneumatic rubber bellows sea wave energy electromotor the most according to claim 4, it is characterised in that: described DC source warp It is converted into industrial-frequency alternating current after convertor circuit unsteady flow, can group with multiple Pneumatic rubber bellows ocean wave generators composition generating network system Build high-power out-put supply.
CN201210375326.3A 2012-10-08 2012-10-08 Pneumatic rubber bellows sea wave energy electromotor Expired - Fee Related CN102878005B (en)

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CN103994017B (en) * 2014-01-28 2016-08-24 浙江海洋学院 A kind of pendulum TRT utilizing hull to swing
CN105888955B (en) * 2016-06-29 2018-03-27 于传祖 Rocking type TRT and buoy
CN107215443A (en) * 2017-06-23 2017-09-29 南京康派电子有限公司 A kind of satellite fix deliverance apparatus peculiar to vessel
CN107605647B (en) * 2017-11-02 2019-05-07 天津工业大学 A kind of novel swing wave energy piezoelectric generating device
CN108301960A (en) * 2018-01-29 2018-07-20 青岛科技大学 A kind of roly-poly type wave-power device
CN110344992A (en) * 2019-07-11 2019-10-18 中国科学院海洋研究所 Wave-power device and complementary combinations power supply unit for ocean data buoy
CN110500227B (en) * 2019-08-27 2020-09-29 杭州电子科技大学 A frequency-adjustable ocean wave energy power generation device and its power generation method
CN113339181B (en) 2021-06-09 2023-06-16 深圳市易波科技有限公司 Potential energy generating device
CN118124730B (en) * 2024-04-10 2024-10-25 中山大学 Novel high durable energy is derived from supplying with ocean monitoring buoy

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CN101776036A (en) * 2010-01-08 2010-07-14 李增军 Oscillating wave energy collecting and converting device
CN102635490A (en) * 2012-05-02 2012-08-15 胡勇坚 Floater type tide and sea wave power generation device

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