CN105370489A - Wave energy linear generating set - Google Patents
Wave energy linear generating set Download PDFInfo
- Publication number
- CN105370489A CN105370489A CN201510924611.XA CN201510924611A CN105370489A CN 105370489 A CN105370489 A CN 105370489A CN 201510924611 A CN201510924611 A CN 201510924611A CN 105370489 A CN105370489 A CN 105370489A
- Authority
- CN
- China
- Prior art keywords
- stator
- housing
- float
- wave energy
- mover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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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"
- F03B13/20—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" wherein both members, i.e. wom and rem are movable relative to the sea bed or shore
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
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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
- H02K7/1869—Linear generators; sectional generators
- H02K7/1876—Linear generators; sectional generators with reciprocating, linearly oscillating or vibrating parts
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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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a wave energy liner generating set which comprises a floater used for capturing wave energy and connected with a shell, the shell which is internally provided with a sealed chamber or forms the sealed chamber together with the floater in an enclosing way, a stator located in the sealed chamber, a rotor which is located in the sealed chamber and can do linear movement relative to the stator under the action of the wave energy, and a pulley block arranged on the floater and connecting the rotor with the stator. The generating set is arranged in a sea, the whole generating set moves up and down due to the vertical acting force of wave, the rotor built in the generating set generates relative movement relative to the shell and the stator due to inertia, the pulley block drives the stator to do reverse linear movement, the rotor and the stator do linear movement in a reciprocating way alternatively to generate power, and compared with the prior art that wave energy is indirectly transferred by movement of the floater, energy loss is reduced, and generating efficiency is improved.
Description
Technical field
The present invention relates to generation technology, especially a kind of wave energy linear generating set.
Background technique
Existing wave energy linear generating set is roughly divided into two kinds:
The first, catch between the float of wave energy and the mover of motor and be indirectly connected by driving mechanism, after wave energy is captured, need after loaded down with trivial details mechanical transmission or hydraulic conversion, wave energy is converted into electric energy, and middle transmission link also exists very large energy loss.In addition, existing linear type wave energy apparatus generally needs to cast anchor or fix by other modes, then absorbs wave energy, is finally converted into electric energy;
The second, catch between the float of wave energy and the mover of motor and be directly connected, middle without the need to driving mechanism, the energy loss that the intermediate transmission link avoided causes, float fluctuates after being subject to the impact of wave, wave picking-up and under in the process of dragging, float is slow in action, the loss that directly causes energy.
Summary of the invention
The invention provides a kind of wave energy linear generating set, for overcoming defect of the prior art, reducing the energy loss of energy, improving generating efficiency.
The invention provides a kind of wave energy linear generating set, comprising:
Float, for catching wave energy, is connected with housing;
Described housing, inside have Seal cage or and described float between be jointly enclosed to form Seal cage;
Stator, is positioned at described Seal cage;
Mover, is positioned at described Seal cage, and described mover is relatively described linear stator motion under the effect of described wave energy;
Sheave block, is arranged on described float, connects described mover and stator.
Wave energy linear generating set provided by the invention, the Seal cage that mover and stator are built in generator is inner, directly do not contact with seawater, when electricity generating device entirety is positioned at marine, entirety can be subject to the upper and lower active force of wave, generation moves up and down, the mover being built in electricity generating device inside can produce relative movement due to the existence of inertia with housing and stator, stator straight line motion is in the other direction driven by sheave block, mover and the stator linear reciprocating motion that interlocks generates electricity, wave energy is transmitted indirectly by the action of float relative in prior art, decrease energy loss, improve generating efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the electricity generating device that the embodiment of the present invention one provides;
Fig. 2 is the structural representation of the electricity generating device that the embodiment of the present invention two provides.
Embodiment
Embodiment one
See Fig. 1, the invention provides a kind of wave energy linear generating set, mainly comprise float 1, housing 2, stator, mover and sheave block;
Wave energy caught by float 1, wave energy is converted to the kinetic energy of overall electricity generating device, thus single unit system is moved up and down in wave;
Jointly enclose formation Seal cage between housing 2 and float 1, stator and mover are positioned at sealing chamber;
Sheave block connects mover and stator, and sheave block at least comprises and is suspended on static pulley 8 on float 1 and the wire rope 7 of winding on static pulley 8; Wire rope one end ties up on mover, and the other end ties up on stator;
In the present embodiment, sheave block comprises float sheave block and housing sheave block;
Float sheave block comprises and is arranged on two float static pulley (in Fig. 1 static pulley 8) on float 1 and float wire rope, and float wire rope one end ties up to mover upper end, and the other end is walked around two float static pulley and finally tied up to stator upper end; Two float static pulley one of them be provided for the traction wire rope of mover and the movement direction keeping parallelism of mover, another float static pulley is provided for the traction wire rope of stator and the movement direction keeping parallelism of stator, avoid the horizontal pressurized of linear bearing 4, increase the running resistance of mover and stator.
Housing sheave block comprises and is arranged on two housing static pulley (in Fig. 1 static pulley 8) on housing 2 and housing wire rope; Housing wire rope one end ties up to mover lower end, and the other end is walked around two housing static pulley and finally tied up to stator lower end.The effect of two housing static pulley is the same, avoids the horizontal pressurized of linear bearing 4, increases the running resistance of stator and mover.
In order to reduce dynamic friction, slide member can be set in Seal cage, slide member in the present embodiment comprises linear rail 3 and linear bearing 4, and mover and stator are all connected on linear rail 3 by two linear bearings 4, and can slide on straight line guide rail 3 respectively;
The electricity generating device of the present embodiment comprises two spaced stators, and mover is between two stators; The sheave block of two said structures is provided with in Seal cage; Be connected respectively by a sheave block between mover with stator.Be provided with in fusiform air guide sleeve 12 bottom housing 2, for reducing the resistance of seawater and housing bottom, be conducive to electricity generating device entirety and move in the seawater.
In order to increase energy conversion efficiency further, elastic member is provided with between stator and float 1 and between stator and housing 2, such as spring 9, by the conversion of kinetic energy and elastic potential energy, make stator and the to-and-fro motion of mover skew lines, avoid single energy form in transmittance process, cause larger energy loss;
Stator pack vinculum ring framework 6 and the coil 5 be arranged in coil rack 6; The central support posts 11 that mover comprises permanent magnet 10 and is located in permanent magnet 10.
When electricity generating device entirety is floating in the seawater, wave energy caught by float 1, wave energy is converted to the kinetic energy of electricity generating device entirety, electricity generating device entirety is moved up and down in wave, in the Seal cage of electricity generating device inside, because the existence of inertia and float 1 and housing 2 produce relative movement, mover and the to-and-fro motion of stator skew lines, permanent magnet assembly (comprising permanent magnet 10 magnetic blow out centre supporting post 11 linear bearing 4) and coil assembly (comprising coil 5 coil rack 6 linear bearing 4) can do upper and lower slip on linear rail 3.Permanent magnet assembly is connected by wire rope with coil assembly, and the weight of design coil assembly will far above the weight of permanent magnet assembly; When device entirety be subject to wave force move upward time, coil assembly will keep original inertia, produce relative moving downward, now coupled permanent magnet assembly produces and the rightabout motion of coil assembly by the tractive force of wire rope, thus make the speed of related movement speedup one times of permanent magnet and coil, improve generating voltage, and then improve generating efficiency; When device entirety moves downward, contrary with the motion conditions of above-mentioned coil and permanent magnet.
Embodiment two
See Fig. 2, on the basis of embodiment one, done further improvement, in float sheave block and housing sheave block, increase a stator movable pulley separately with embodiment respectively unlike, the sheave block in the present embodiment, stator movable pulley is arranged on stator 20;
In float sheave block, float wire rope 81 one end ties up to mover 30 upper end, and the other end is walked around the stator movable pulley 83 of two float static pulley 82 and float sheave block successively and tied up on float 1;
In housing sheave block, housing wire rope 71 one end ties up to mover 30 lower end, and the other end is walked around the stator movable pulley 73 of two housing static pulley 72 and housing sheave block successively and tied up on housing 2.
Sheave block in the present embodiment have employed movable and fixed pulley cooperating structure, make the speed of related movement of coil and magnet be increased to original 3 times, and relative travel expands 2 times relative to single action substructure.
The coil assembly be connected by wire rope can produce the motion contrary with permanent magnet assembly, relative to embodiment one, the speed of related movement of permanent magnet assembly and coil assembly is doubled, and relative to embodiment one, further increases generating voltage and generating efficiency.
Claims (10)
1. a wave energy linear generating set, is characterized in that, comprising:
Float, for catching wave energy, is connected with housing;
Described housing, inside have Seal cage or and described float between be jointly enclosed to form Seal cage;
Stator, is positioned at described Seal cage;
Mover, is positioned at described Seal cage, and described mover is relatively described linear stator motion under the effect of described wave energy;
Sheave block, is arranged on described float, connects described mover and stator.
2. wave energy linear generating set according to claim 1, is characterized in that, described mover and stator are all arranged in described Seal cage by a slide member.
3. wave energy linear generating set according to claim 2, is characterized in that, described sheave block at least comprises static pulley and the rope of winding on described static pulley; Described rope one end ties up on described mover, and the other end ties up on described stator.
4. wave energy linear generating set according to claim 3, is characterized in that:
Described sheave block comprises float sheave block and housing sheave block;
Described float sheave block comprises at least one float static pulley and corkline of being arranged on described float, and described corkline one end ties up to described mover upper end, and the other end is walked around described float static pulley and tied up to described stator upper end;
Described housing sheave block comprises setting at least one housing static pulley on the housing and housing rope; Described housing rope one end ties up to described mover lower end, and the other end is walked around described housing static pulley and tied up to described stator lower end.
5. wave energy linear generating set according to claim 4, is characterized in that: described float sheave block and described housing sheave block also comprise a stator movable pulley separately;
Described corkline one end ties up to described mover upper end, and the other end is walked around the stator movable pulley of described float static pulley and float sheave block successively and tied up on described float;
Described housing rope one end ties up to described mover lower end, and the other end is walked around the stator movable pulley of described housing static pulley and housing sheave block successively and is on the housing.
6. wave energy linear generating set according to claim 5, is characterized in that, is provided with elastic member between described stator and described float and between described stator and described housing.
7. wave energy linear generating set according to claim 6, is characterized in that, described electricity generating device comprises two spaced described stators, and described mover is described in two between stator;
Two described sheave block are provided with in described Seal cage;
Be connected respectively by a described sheave block between described mover with described stator.
8. wave energy linear generating set according to claim 7, is characterized in that, described slide member comprises linear rail and linear bearing; Described linear rail one end connects described float, and the other end connects described housing; Described linear bearing connects described linear rail with described mover or be connected described linear rail and described stator.
9. wave energy linear generating set according to claim 8, is characterized in that, described elastic device is post spring.
10., according to the arbitrary described wave energy linear generating set of claim 1-9, it is characterized in that, described housing is provided with air guide sleeve away from one end of described float.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924611.XA CN105370489B (en) | 2015-12-10 | 2015-12-10 | Wave energy linear generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924611.XA CN105370489B (en) | 2015-12-10 | 2015-12-10 | Wave energy linear generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105370489A true CN105370489A (en) | 2016-03-02 |
| CN105370489B CN105370489B (en) | 2019-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510924611.XA Active CN105370489B (en) | 2015-12-10 | 2015-12-10 | Wave energy linear generating set |
Country Status (1)
| Country | Link |
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| CN (1) | CN105370489B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050544A (en) * | 2016-07-13 | 2016-10-26 | 柳立新 | Linear reciprocating type wave power generation device |
| CN107725264A (en) * | 2017-10-10 | 2018-02-23 | 深圳大学 | Wave-energy power generation equipment |
| CN108425789A (en) * | 2018-04-04 | 2018-08-21 | 李嘉伟 | A kind of magnetoelectricity Wave energy converting device |
| CN109519321A (en) * | 2019-01-11 | 2019-03-26 | 哈尔滨工程大学 | A kind of floating breakwater as wave energy generating set |
| CN109649596A (en) * | 2019-01-08 | 2019-04-19 | 山东大学 | Submersible device under a kind of wave capture unit |
| CN110594078A (en) * | 2019-09-25 | 2019-12-20 | 深圳洋能科技有限公司 | Wave-activated generator |
| CN115076018A (en) * | 2022-06-08 | 2022-09-20 | 江苏科技大学 | Self-lifting lever type tidal current energy power generation device |
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| US20090251258A1 (en) * | 2008-04-08 | 2009-10-08 | The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of | Magnetic helical screw drive |
| CN101994639A (en) * | 2010-11-30 | 2011-03-30 | 河海大学 | Wave linear generator unit |
| CN102374105A (en) * | 2011-09-26 | 2012-03-14 | 河海大学 | Gravity type vacuum slide way magnetic force linear wave generating set |
| CN104500321A (en) * | 2014-11-04 | 2015-04-08 | 集美大学 | Differential linear wave power generator |
| CN205423052U (en) * | 2015-12-10 | 2016-08-03 | 中国海洋大学 | Wave energy straight line power generation facility |
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2015
- 2015-12-10 CN CN201510924611.XA patent/CN105370489B/en active Active
Patent Citations (6)
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| CN1696499A (en) * | 2004-11-05 | 2005-11-16 | 谭晛 | Fluctuation, wave power generator |
| US20090251258A1 (en) * | 2008-04-08 | 2009-10-08 | The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of | Magnetic helical screw drive |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050544A (en) * | 2016-07-13 | 2016-10-26 | 柳立新 | Linear reciprocating type wave power generation device |
| CN107725264A (en) * | 2017-10-10 | 2018-02-23 | 深圳大学 | Wave-energy power generation equipment |
| CN108425789A (en) * | 2018-04-04 | 2018-08-21 | 李嘉伟 | A kind of magnetoelectricity Wave energy converting device |
| CN109649596A (en) * | 2019-01-08 | 2019-04-19 | 山东大学 | Submersible device under a kind of wave capture unit |
| CN109519321A (en) * | 2019-01-11 | 2019-03-26 | 哈尔滨工程大学 | A kind of floating breakwater as wave energy generating set |
| CN110594078A (en) * | 2019-09-25 | 2019-12-20 | 深圳洋能科技有限公司 | Wave-activated generator |
| CN115076018A (en) * | 2022-06-08 | 2022-09-20 | 江苏科技大学 | Self-lifting lever type tidal current energy power generation device |
Also Published As
| Publication number | Publication date |
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| CN105370489B (en) | 2019-02-15 |
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