CN109882343A - A kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater - Google Patents
A kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater Download PDFInfo
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- CN109882343A CN109882343A CN201910329492.1A CN201910329492A CN109882343A CN 109882343 A CN109882343 A CN 109882343A CN 201910329492 A CN201910329492 A CN 201910329492A CN 109882343 A CN109882343 A CN 109882343A
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- floating breakwater
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- cylindrical hole
- wave
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- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000005611 electricity Effects 0.000 claims abstract description 6
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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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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Abstract
A kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater, belongs to wave-activated power generation technical field.Structure of the invention includes floating breakwater, ground tackle, electrification structure, moon pool structure, floating breakwater is connected with ground tackle, floating breakwater has multiple cylindrical holes through upper and lower surface, it is moon pool structure in cylindrical hole, electrification structure is installed, moon pool structure is made of steam turbine and fixing bearing, and steam turbine both ends are cased with fixing bearing respectively above cylindrical hole, fixing bearing is fixed on the inner surface of cylindrical hole, and steam turbine is connected by transmission shaft with electrification structure.The anti-wave of the present invention generates electricity again, power generator and breakwater form one, preferably adapt to various sea situations, improve the Stability and dependability of device, wave is resisted jointly with breakwater, it realizes circuit integration, greatly improves wave power conversion efficiency, effectively solve the problems, such as that Wave energy converter absorption efficiency is low, Wave Response speed is slow, wave energy generating set is difficult and independently survive in wave.
Description
Technical field
The invention belongs to wave-activated power generation technical fields, and in particular to a kind of moon pool oscillating water column wave based on floating breakwater
It can power generator.
Background technique
The energy is the hot hand topic of current era, with the fast development of world economy, need of the mankind for the energy
The amount of asking becomes increasing.However environmental pollution and fossil energy total amount are constantly being reduced, and are allowed it was recognized that cleaning energy
The exploitation and utilization in source are extremely urgent.Wherein, the wave energy that can be provided in ocean is high with energy density, it is wide etc. excellent to be distributed
Point, the offer energy that can be more stable.Currently, various forms of Wave energy converters have been widely studied, and how efficiently
Ground, which obtains energy, will become main research hotspot.
The wave energy development and utilization in China originate in the 1970s, being made and putting into 1975 and test 1 1000w
Wave energy generating set, gone forward side by side improvement and upgrading.In terms of wave-power plant construction, built within 1989 where the energy of Guangzhou
It at more oscillaton water column type wave energies power station of 3000w, generates electricity successfully in examination in 1996, upgrading becomes the wave energy electricity of a 20kw
It stands.Guangdong Province Shanyi City has built up the independently stable wave energy power station of the seat of honour in the world in 2005.In recent years, Shandong is big
The units such as, Chinese Marine University, National Ocean Technology Center successively technically have breakthrough.As it can be seen that China's wave energy is sent out
The technology of electric aspect, which has had, to be obviously improved.Currently, domestic existing wave energy generating set is broadly divided into three kinds: vibration
Water column type, oscillating float type, more unrestrained formula are swung, wherein more mainstream is oscillating float type.It mainly uses float to collect wave
Float up and down, and so that wave energy is converted into electric energy by power switching device.But due to wave energy itself be it is a kind of more not
Stable renewable energy, the irregular generation and the variation of wave height of wave make it difficult to be collected capture.Stability is poor, poly-
Energy low efficiency causes the utilization efficiency of the device not high.Meanwhile these power generator are placed and marine greatly, but gushing due to undercurrent
Dynamic and sea situation uncertainty, once encountering wind and waves or severe sea situation, the service life of these power generator will
It has a greatly reduced quality.So being necessary for the improvement of existing wave-power device.
In view of the status of the current country, the moon pool oscillating water column power generator based on breakwater that we have proposed a kind of, benefit
With the poly- wave effect of moon pool device, makes device accumulation energy and aggravate the effect that water column vibrates in moon pool, form gas in gas chamber
Pressure difference, so that rotor rotation be made to achieve the effect that power generation.Auxiliary is mentioned by anti-wave simultaneously, Lai Shiying severe sea condition, increasing it makes
Use the service life.To achieve the purpose that stability and high efficiency that can be autonomous is powered.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of, the moon pool oscillating water column wave energy power generation based on floating breakwater is filled
It sets.
To achieve the above object, a kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater, structure packet
Floating breakwater 1, ground tackle, electrification structure, moon pool structure 5 are included, floating breakwater 1 is connected with ground tackle, and floating is anti-
Wave dike 1 has multiple cylindrical holes through upper and lower surface, is moon pool structure 5 in cylindrical hole, installs electrification structure, institute above cylindrical hole
It states moon pool structure 5 to be made of steam turbine 4 and fixing bearing, 4 both ends of steam turbine are cased with fixing bearing respectively, and fixing bearing is fixed on
The inner surface of the cylindrical hole, steam turbine 4 are connected by transmission shaft 2-2 with the electrification structure.
Cylindrical hole array distribution on floating breakwater 1, the radius of each cylindrical hole is identical, described in cylindrical hole
Steam turbine 4 and the concentric placement of cylindrical hole, the fixing bearing are welded on the inner surface of cylindrical hole, and the electrification structure passes through solid
Fixed rack is placed on right above cylindrical hole.
1 shape of floating breakwater is oblate cylindricality floating body, and floating body is horizontally arranged from top to bottom, and fixed buoy is certainly
By on surface, the ground tackle includes anchor ingot 3, anchor hawser 6, floating breakwater 1 is connect by anchor hawser 6 with anchor ingot 3.
The moon pool structure 5 is formed more by covering steam turbine and fixing bearing, and the vertical coaxial line of steam turbine is distributed in cylindrical hole
In, and be connected by transmission shaft with the electrification structure.
The steam turbine 4 rotates freely, and steam turbine 4 drives the motor 2-1 in the electrification structure mono- by transmission shaft 2-2
To rotating and generate electricity.
The beneficial effects of the present invention are:
A kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater provided by the invention, with floating breakwater
For parent support construction, setting array moon pool structure in inside changes moon pool inside floating breakwater using the poly- wave effect of moon pool
The flow field of Free Surface is changed by Free Surface wave height, gas chamber pressure in moon pool is driven to change, pushing turbine rotation
Power generation, to achieve the purpose that i.e. anti-wave generates electricity again；The invention forms moon pool oscillating water column Wave energy electric generator with breakwater
One, compared to independent wave power device, can preferably adapt to various sea situations, improve the Stability and dependability of device, especially
It is that can resist jointly wave with breakwater under limit sea situation；The invention utilizes the hydrodynamic force principle of array moon pool, anti-in floating
The multiple moon pool oscillating water column Wave energy electric generators of wave dike placed inside realize circuit integration, greatly improve wave power conversion efficiency, can
Effectively solution Wave energy converter absorption efficiency is low, Wave Response speed is slow, wave energy generating set is difficult independently gives birth in wave
The problem of depositing.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the perspective view of steam turbine of the present invention.
Fig. 3 is overall structure front view of the present invention.
Fig. 4 is schematic diagram of internal structure of the present invention.
Fig. 5 is electrification structure schematic diagram of the present invention.
Specific embodiment:
The present invention will be further described with reference to the accompanying drawing:
Embodiment 1
The purpose of the present invention is to provide a kind of moon pool oscillating water column Wave energy converter based on floating breakwater, the dress
Set can solve the capture of current wave energy with collect that performance is poor, wave energy transformation efficiency is low and floating breakwater self -support ability
The problems such as poor.
Moon pool oscillating water column Wave energy electric generator based on floating breakwater include floating breakwater structure, moon pool structure and
Electrification structure, the floating breakwater structure (1) are that have multiple equal radiuses identical on a surface and array arranges the circle of circular hole
Column, each circular hole are through to its lower surface by the upper surface of floating breakwater, and the moon pool structure (5) is based on each equal radiuses
Circular hole places a steam turbine (4) from top to bottom on the axle center of each hollow cylinder, makes steam turbine using fixing bearing 4-1
It is fixed with inner surface of hollow cylinder, the electrification structure (2) is placed in the steam turbine upper end in moon pool structure.
The floating breakwater shape is oblate cylindricality, is made of floating body and ground tackle, and floating body is horizontal from top to bottom
It places, and with anchor ingot (3) fixed buoy on Free Surface.
Hingedly, the ground tackle includes anchorage (3) and anchor hawser to anchor hawser (6) in the floating breakwater and ground tackle
(6), the anchor ingot is connected to the lower end of floating breakwater (1) by anchor hawser.
The hollow cylinder structure that the moon pool uses array to arrange, in every month away from floating breakwater upper surface phase inside pond
Etc. steam turbine (4) is connect with moon pool inner surface with a fixing bearing 4-1.
The steam turbine (4) and moon pool structure (5) concentric installation, steam turbine housing fixing bearing 4-1, bearing both ends with
The welding of moon pool inner surface, steam turbine can freely revolve along parallel " floating breakwater upper surface " plane along (inverse) hour hands in moon pool
Turn.
The quantity of steam turbine (4) mechanism can increase, and the arrangement mode of steam turbine is the distribution of linear array formula.
The electrification structure (2) is placed in the corresponding each steam turbine in floating breakwater upper surface and passes through transmission shaft 2-2
Connection drives motor 2-1 single direction rotation to cause electric power generation when steam turbine works.
As shown, device includes floating breakwater structure, moon pool structure and electrification structure, wherein the moon pool uses battle array
Arrange the hollow cylinder structure that arranges, in every month inside pond away from floating breakwater upper surface phase etc. with a fixing bearing by vapour
Turbine is connect with moon pool inner surface, and floating breakwater upper surface places several and fixes bracket for placing electrification structure.
Embodiment 2
We have carried out following design to the different institutions of the device.
Floating breakwater shape is oblate cylindricality, is made of floating body and ground tackle, floating body material is aluminium alloy, cylindrical body
There is antirust paint on surface, plays the role of anticorrosion and warning.Floating body use multiple spot scattering system anchoring approach, by floating body from up to
It is lower horizontal positioned, every anchor hawser upper end is hinged on floating body lower surface, anchor hawser lower end connects anchor block, by interspersing among surrounding and consolidating
More anchor hawsers, anchor hawsers due to seabed jointly flow floating breakwater system in sea
The ground tackle of floating breakwater structure includes anchor block (3) and anchor hawser (6), and anchor hawser is by wirerope and synthetic fibers structure
At guaranteeing that bear enough tension not broken for anchor hawser, and be anchor point and anchor block pass through chain affixed, anchor hawser and subsea horizontal phase
It connects, and is anchor point only by the power of horizontal direction.
The each steam turbine of boring internal surface of column (4) and moon pool structure (5) concentric installation in floating breakwater,
Steam turbine upper end passes through transmission shaft 2-2 connection electrification structure (2), steam turbine stem and tail close to floating breakwater upper surface upper end
Two fixing bearings of portion's housing, both ends are welded with moon pool inner surface on the outside of two bearings, outside wave stroke floating breakwater
When surface, the gas chamber inside moon pool is acted on using the wave damping effect of floating breakwater and the poly- wave of moon pool and forms draught head, is caused
Rotate freely the flabellum of steam turbine along parallel floating breakwater top surface plane along (inverse) hour hands in moon pool, to drive
Electrification structure power generation.
Electrification structure includes transmission shaft 2-2, generator and its output device, and generator and its output device pass through fixed branch
Frame is fixed on floating breakwater upper surface, and the lower end of transmission shaft 2-2 is welded on steam turbine upper end, and generator is fixed vertically
On the fixed frame 2-3 of floating breakwater upper surface, steam turbine is established by transmission shaft 2-2 and generator and its output device and is passed
Dynamic connection.
Steam turbine rotates under impact of the floating breakwater by wave, drives the transmission shaft 2-2 rotation of steam turbine upper end,
Rotational speed regulation is matched to the revolving speed of generator in the inner utilization telescopic of transmission shaft 2-2, so drive generator and
The work of its output device, converts electric energy for the energy in wave with this.
The above are a moon pool structure (5) and electrification structure (2) connection type, multiple moon pool structures and electrification structure phase
Together, and moon pool is in the linear array distribution in floating breakwater upper surface.
In the present invention, the floating body portion lower surface of floating breakwater (1) is connect with anchor hawser (6), in floating body and ground tackle
Collective effect under swim on Free Surface, the multiple hollow cylinders arranged in floating breakwater internal cable array are made
For moon pool, placed in the hollow cylinder of floating breakwater upper surface inside pond there are two a upper and lower side covers in every month
The steam turbine (4) of fixing bearing 4-1 welds the both ends of two fixing bearings and moon pool inner surface, anti-in wave stroke floating
While wave dike, using the poly- wave effect of moon pool, huge draught head is formed in moon pool gas chamber, steam turbine is caused to rotate, band
Coupled electrification structure (2) power generation is moved, to achieve the effect that i.e. anti-wave is sent out rationally using wave energy again, and is significantly mentioned
The autonomous reparation supportability and oscillating water column wave energy conversion device of high floating breakwater adapt to the ability of severe sea condition, solve
Wave-energy collection and it is converted into the problems such as electric energy efficiency is low.
Claims (5)
1. a kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater, structure include floating breakwater (1), anchor
Device, electrification structure, moon pool structure (5) are moored, floating breakwater (1) is connected with ground tackle, and floating breakwater (1) has multiple
It is moon pool structure (5) that electrification structure is installed above cylindrical hole in the cylindrical hole of upper and lower surface, cylindrical hole, it is characterised in that:
The moon pool structure (5) is made of steam turbine (4) and fixing bearing, and steam turbine (4) both ends are cased with fixing bearing, fixing axle respectively
The inner surface for being fixed on the cylindrical hole is held, steam turbine (4) is connected by transmission shaft (2-2) with the electrification structure.
2. a kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater according to claim 1, feature
Be: cylindrical hole array distribution on floating breakwater (1), the radius of each cylindrical hole is identical, described in cylindrical hole
Steam turbine (4) and the concentric placement of cylindrical hole, the fixing bearing are welded on the inner surface of cylindrical hole, and the electrification structure passes through
Fixed bracket is placed on right above cylindrical hole.
3. a kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater according to claim 1, feature
Be: floating breakwater (1) shape is oblate cylindricality floating body, and floating body is horizontally arranged from top to bottom, and fixed buoy is certainly
By on surface, the ground tackle includes anchor ingot (3), anchor hawser (6), floating breakwater (1) is connected by anchor hawser (6) and anchor ingot (3)
It connects.
4. a kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater according to claim 1, feature
Be: the moon pool structure (5) is formed more by covering steam turbine and fixing bearing, and the vertical coaxial line of steam turbine is distributed in cylindrical hole
In, and be connected by transmission shaft with the electrification structure.
5. a kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater according to claim 1, feature
Be: the steam turbine (4) rotates freely, and steam turbine (4) drives the motor in the electrification structure by transmission shaft (2-2)
(2-1) single direction rotation simultaneously generates electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910329492.1A CN109882343A (en) | 2019-04-23 | 2019-04-23 | A kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910329492.1A CN109882343A (en) | 2019-04-23 | 2019-04-23 | A kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater |
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| Publication Number | Publication Date |
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| CN109882343A true CN109882343A (en) | 2019-06-14 |
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| CN201910329492.1A Pending CN109882343A (en) | 2019-04-23 | 2019-04-23 | A kind of moon pool oscillating water column Wave energy electric generator based on floating breakwater |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469447A (en) * | 2019-07-08 | 2019-11-19 | 哈尔滨工程大学 | A kind of moon pool array float Wave energy converter of adaptive sea situation |
| CN110725275A (en) * | 2019-11-08 | 2020-01-24 | 江苏科技大学 | Floating breakwater based on moon pool effect power generation |
| CN110985279A (en) * | 2019-12-13 | 2020-04-10 | 哈尔滨工程大学 | Moon pool type multi-module wave energy power generation system |
| CN114753959A (en) * | 2022-05-17 | 2022-07-15 | 金陵科技学院 | Self-lubricating hydraulic turbine power generation facility based on breakwater |
| CN115538373A (en) * | 2022-09-23 | 2022-12-30 | 江苏科技大学 | Bionic floating breakwater based on three-fan-blade-shaped blades |
| CN115897478A (en) * | 2022-10-08 | 2023-04-04 | 江苏科技大学 | Liftable intelligent breakwater |
| CN117779682A (en) * | 2023-12-28 | 2024-03-29 | 江苏科技大学 | Multifunctional floating breakwater integrating rescue, autonomous monitoring and wave dissipation and prevention |
| CN117779682B (en) * | 2023-12-28 | 2024-11-15 | 江苏科技大学 | Multifunctional floating breakwater integrating rescue, autonomous monitoring and wave dissipation and prevention |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469447A (en) * | 2019-07-08 | 2019-11-19 | 哈尔滨工程大学 | A kind of moon pool array float Wave energy converter of adaptive sea situation |
| CN110725275B (en) * | 2019-11-08 | 2024-08-02 | 江苏科技大学 | Floating breakwater generating based on moon pool effect |
| CN110725275A (en) * | 2019-11-08 | 2020-01-24 | 江苏科技大学 | Floating breakwater based on moon pool effect power generation |
| CN110985279A (en) * | 2019-12-13 | 2020-04-10 | 哈尔滨工程大学 | Moon pool type multi-module wave energy power generation system |
| CN110985279B (en) * | 2019-12-13 | 2021-03-30 | 哈尔滨工程大学 | Moon pool type multi-module wave energy power generation system |
| CN114753959A (en) * | 2022-05-17 | 2022-07-15 | 金陵科技学院 | Self-lubricating hydraulic turbine power generation facility based on breakwater |
| CN114753959B (en) * | 2022-05-17 | 2023-09-12 | 金陵科技学院 | Self-lubricating water turbine power generation device based on breakwater |
| CN115538373A (en) * | 2022-09-23 | 2022-12-30 | 江苏科技大学 | Bionic floating breakwater based on three-fan-blade-shaped blades |
| CN115538373B (en) * | 2022-09-23 | 2023-09-12 | 江苏科技大学 | Bionic floating breakwater based on three-blade-shaped blades |
| CN115897478A (en) * | 2022-10-08 | 2023-04-04 | 江苏科技大学 | Liftable intelligent breakwater |
| CN115897478B (en) * | 2022-10-08 | 2023-10-24 | 江苏科技大学 | Liftable intelligent breakwater |
| CN117779682A (en) * | 2023-12-28 | 2024-03-29 | 江苏科技大学 | Multifunctional floating breakwater integrating rescue, autonomous monitoring and wave dissipation and prevention |
| CN117779682B (en) * | 2023-12-28 | 2024-11-15 | 江苏科技大学 | Multifunctional floating breakwater integrating rescue, autonomous monitoring and wave dissipation and prevention |
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Application publication date: 20190614 |