CN109750645A - The comb type breakwater of integrated wave energy and tidal current energy generating equipment - Google Patents
The comb type breakwater of integrated wave energy and tidal current energy generating equipment Download PDFInfo
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- CN109750645A CN109750645A CN201910163241.0A CN201910163241A CN109750645A CN 109750645 A CN109750645 A CN 109750645A CN 201910163241 A CN201910163241 A CN 201910163241A CN 109750645 A CN109750645 A CN 109750645A
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- hydraulic turbine
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- breakwater
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- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 33
- 230000005611 electricity Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 239000012530 fluid Substances 0.000 abstract description 7
- 238000012546 transfer Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000010276 construction Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000272517 Anseriformes Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000001869 rapid Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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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
Abstract
The present invention provides the comb type breakwater of a kind of integrated wave energy and tidal current energy generating equipment, including comb transmission breakwater system, oscillating floater electricity generation system and trunnion axis hydraulic turbine electric generator system；The comb transmission breakwater system includes jackstone pedestal, the caisson being arranged on jackstone pedestal, the breastwork being arranged on caisson；The oscillating floater electricity generation system is provided with moon pool structure, and the moon pool structure and the breastwork are integrally formed；The vibration float electricity generation system and trunnion axis hydraulic turbine electric generator system are arranged on bottom plate.The transfer efficiency of float wave energy in low-frequency range, increasing electricity output can be improved with the oscillating floater electricity generation system of moon pool structure by the present invention；Trunnion axis hydraulic turbine power can be improved in guide cover type trunnion axis hydraulic turbine electric generator system, completes the acquisition of marine tidal-current energy, and the fluid quality of straightway also can be improved in pod, improves uniformity, the stability in flow field, improves generating efficiency.
Description
Technical field
The present invention relates to a kind of comb type breakwater more particularly to a kind of comb of integrated wave energy and tidal current energy generating equipment
Breakwater.
Background technique
With the continuous development of world economy and the sharply expansion of social population, the energy of mankind's consumption is also constantly increasing
Add, oneself is not able to satisfy human wants to traditional non-regeneration energy, the energy it is increasingly depleted oneself become the mankind must face
The problem of facing.Therefore, new green regenerative energy sources are all energetically being sought in countries in the world.With the rapid development of science and technology, one
Straight ignored ocean is gradually attract attention.70 or more the percent of ball surface product is taken up an area in ocean, wherein containing
The a large amount of reproducible energy of green such as wave energy, marine tidal-current energy and thermal gradient energy, wherein the energy that can be utilized is even more significantly
Have exceeded the summation of our times various countries demand for energy.
Wave energy is a kind of renewable energy with bright prospects, and transformation technology is divided into: canard of nodding, oscillating water column
Formula, pushing formula, poly- wave energy-storage type, oscillating float type, raft formula etc..Oscillating float type power generator is to generate electricity to fill in oscillaton water column type
The power generator to grow up on the basis of setting, working principle are mainly to pass through the movement of wave, and float is driven constantly to carry out
It swings, heaving, then the kinetic energy being collected into and potential energy storage is driven by power generator by mechanical system or hydraulic device
Complete energy conversion.
Marine tidal-current energy power generation is primarily referred to as often having the falling of larger tidewater in one band of the basins such as bay, straits, river mouth,
Cause stronger trend, the working principle of marine tidal-current energy power generation is exactly directly to impact the mechanical devices such as blade by trend to be sent out
Electricity is mainly made of the hydraulic turbine, generator, transmission system, control system etc..According to turbine shaft to the relationship with water (flow) direction
The hydraulic turbine can be divided into horizontal axial type and two kinds of vertical axis.Trunnion axis hydraulic turbine operation is steady, qualitative preferable, there is higher effect
Rate is widely used, and technology develops comparative maturity, mainly includes three kinds of forms: windmill type, hollow through-flow and guide cover type.It leads
The principle for flowing cover is similar to wind energy conversion system diffuser, is exactly to be allowed more using interference of the shroud wall upper thread shape to flow field around
Fluid flows into cover, improves flow velocity in covering, is equivalent to increase speed of incoming flow, to improve the power of the hydraulic turbine.Water conservancy diversion
Cover usually has three Duan Zucheng: contraction section, expansion segment, straightway.Wherein contraction section and expansion segment are the essential conditions of pod, it
Not only accelerate incoming flow uniformly, and the fluid quality of straightway can be improved, that is, improves uniformity, the stability in flow field.
Zhu Hao etc. points out comb transmission breakwater in structure in " comb transmission breakwater Characteristics and shielding effect "
On have the wave that disappears, thoroughly stream, it is light-duty the features such as, and by Dayaowan Port Area engineering project to the shielding effect of comb transmission breakwater into
Row calculates, it was demonstrated that comb transmission breakwater has good wave absorption performance and can guarantee good mooring conditions in port.Wang Shuqi
Deng point out in " influence of the moon pool to oscillating float type wave power device transfer efficiency " can be low by adjusting outer radius in moon pool
Increase float wave energy transfer efficiency within the scope of frequency.It opens bright wait and enumerates a variety of marine tidal-current energies in " marine tidal-current energy present Research 2013 "
Power generator, wherein guide cover type design device can make to send out by taking two companies of Canada and Singapore as an example with conflux speedup
Electric installation can work in the sea area compared with low flow velocity and improve impeller adiabatic efficiency, while pod has the function of water conservancy diversion, effectively drop
The big whirlpool turbulence of low blade flow field or turbulivity, make blade flow field environment be improved, and system operation is more steady.
Summary of the invention
Power supply is difficult and provide a kind of integrated wave energy and tide when the purpose of the invention is to alleviate islands and reefs construction
The comb type breakwater of stream energy power generator.
The object of the present invention is achieved like this:
A kind of comb type breakwater of integrated wave energy and tidal current energy generating equipment, including comb transmission breakwater system, vibration
Swing float electricity generation system and trunnion axis hydraulic turbine electric generator system；The comb transmission breakwater system includes jackstone pedestal, setting
Caisson on jackstone pedestal, the breastwork being arranged on caisson；The oscillating floater electricity generation system is provided with moon pool structure, described
Moon pool structure and the breastwork are integrally formed；The vibration float electricity generation system and trunnion axis hydraulic turbine electric generator system are arranged the bottom of at
On plate.
The invention also includes features some in this way:
1. the trunnion axis hydraulic turbine electric generator system includes pod and the trunnion axis hydraulic turbine that is arranged in pod；
2. the oscillating floater structure further includes the float being arranged in moon pool structure, the float by connecting rod and energy
Conversion equipment connection；
3. the energy conversion device is provided with stator, the stator is connected with float.
Compared with prior art, the beneficial effects of the present invention are:
1, the transfer efficiency of float wave energy in low-frequency range can be improved in the oscillating floater electricity generation system with moon pool structure,
Increasing electricity output；
2, trunnion axis hydraulic turbine power can be improved in guide cover type trunnion axis hydraulic turbine electric generator system, completes adopting for marine tidal-current energy
The fluid quality of straightway also can be improved in collection, pod, improves uniformity, the stability in flow field, improves generating efficiency.
3, the setting of floor structure reduces the damping unit and pod of the oscillating floater power generator with moon pool structure
The cost that formula trunnion axis turbine power generating device basis is individually built, at the same also can lift structure overall stability；
4, by the oscillating floater electricity generation system with moon pool structure and guide cover type trunnion axis hydraulic turbine electric generator system to wave
It is unrestrained can to reduce wave force and tidal force before dike with the absorption of marine tidal-current energy, improve the stability of comb transmission breakwater system；
5, comb transmission breakwater structure can provide protection for Wave energy converting device and marine tidal-current energy conversion equipment, reduce hair
Electric installation later period O&M expense, while the reservation of hollow structure can meet green for water body exchanges and provides channel in port, outside port
Idea of development.
A kind of oscillating float type wave energy generating set of integrated belt moon pool structure of the present invention and guide cover type trunnion axis water
The comb transmission breakwater system of turbine tidal current energy generating equipment, by the oscillating floater electricity generation system with moon pool structure by wave
It can be partially converted into electric energy, moon pool structure is used to be promoted float can efficiency to wave energy catching in low-frequency range；Pass through water conservancy diversion
Marine tidal-current energy is converted electric energy by bell-type trunnion axis hydraulic turbine electric generator system, and pod is for improving the standard the axis hydraulic turbine to marine tidal-current energy
Capture rate；Since energy conversion device largely absorbs wave energy and marine tidal-current energy, wave force and tide before dike are reduced
Nighttide power, while pod reduces the big whirlpool turbulence or turbulivity of blade flow field, and blade flow field environment is made to be improved, and improves integrated
System stability；Integrated system provides shielding for wave energy and marine tidal-current energy conversion equipment, reduces energy conversion device and individually builds
This is caused, while later maintenance cost can also be reduced.
The structural shape of fusion comb transmission breakwater and wave energy, marine tidal-current energy conversion equipment: it on the one hand can use wave
Unrestrained energy, marine tidal-current energy power generation solve islands and reefs power supply problem, while reducing cost of electricity-generating using breakwater structure；On the other hand logical
It crosses and converts electric energy for wave energy, marine tidal-current energy using power generator, wave and tide can be reduced to the active force of breakwater, into
And improve the stability of breakwater.
Detailed description of the invention
Fig. 1 is axonometric drawing of the invention；
Fig. 2 is front view of the invention；
Fig. 3 is comb transmission breakwater system axonometric drawing；
Fig. 4 is comb transmission breakwater system front view；
Fig. 5 is the oscillating floater electricity generation system axonometric drawing with moon pool structure；
Fig. 6 is the oscillating floater electricity generation system front view with moon pool structure；
Fig. 7 is the oscillating floater electricity generation system left view with moon pool structure；
Fig. 8 is guide cover type trunnion axis hydraulic turbine electric generator system axonometric drawing；
Fig. 9 is guide cover type trunnion axis hydraulic turbine electric generator system front view；
Figure 10 is guide cover type trunnion axis hydraulic turbine electric generator system left view.
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing.
The present invention is based on prior arts, and power supply is difficult when to alleviate islands and reefs construction, propose a kind of integrated belt moon pool
The oscillating float type wave energy generating set of structure and the comb transmission breakwater of guide cover type trunnion axis turbine power generating device
System.The system includes: comb transmission breakwater system, the oscillating floater electricity generation system with moon pool structure, guide cover type level
Axis hydraulic turbine electric generator system.
Comb transmission breakwater system: breastwork, caisson, wing plate, bottom plate and rubble-mound foundation.Caisson sinking is in rubble-mound foundation
On, moon pool and breastwork main body are poured and build up an entirety, and wing plate and moon pool structure cooperatively form new comb structure wave resistance.
Oscillating floater electricity generation system with moon pool structure: wave drives float movement after passing through, float mechanical movement is led to
It crosses connecting rod and is connected to lower section fixed energies conversion equipment, convert electric energy for mechanical energy.Moon pool structure is used for oscillating floater simultaneously
In the promotion of low-frequency range self-energy transformation efficiency.
Guide cover type trunnion axis hydraulic turbine electric generator system: marine tidal-current energy is converted into electric energy, water conservancy diversion using the trunnion axis hydraulic turbine
The principle of cover is similar to diffuser, the interference using shroud wall upper thread shape to flow field around, and more fluids is allowed to flow into cover,
Flow velocity in covering is improved, speed of incoming flow is increased, improving catching for the hydraulic turbine can power.Wherein contraction section and expansion segment are pods
Essential condition, they not only accelerate incoming flow uniformly, and the fluid quality of straightway can be improved, improve flow field uniformity and
Stability.
On the one hand integrated system is it is characterized in that utilize oscillating floater electricity generation system and guide cover type water with moon pool structure
Flat axis hydraulic turbine electric generator system sufficiently obtains wave energy and marine tidal-current energy before dike.Moon pool structure is for improving float to wave energy low
Frequency range catches energy efficiency, and pod is also used for the winding level axis hydraulic turbine to the capture rate of marine tidal-current energy, while will be with moon pool
The oscillating floater electricity generation system and guide cover type trunnion axis hydraulic turbine electric generator system of structure are placed on the inside of breakwater, can improve dress
The Service Environment set.On the other hand, electric energy is converted for wave energy and marine tidal-current energy by power generator, reduce before dike wave force with
Comb type breakwater structural stability can be improved in tidal force.Big whirlpool turbulence or the rapids of blade flow field can be effectively reduced in pod simultaneously
Mobility makes blade flow field environment be improved, and system operation is more steady.
In conjunction with attached drawing: 1 be breastwork, 2 be caisson, 3 be bottom plate, 4 be rubble-mound foundation, 5 be moon pool, 6 be float, 7 be connecting rod,
8 it is energy conversion device, 9 be the trunnion axis hydraulic turbine, 10 is pod.
A kind of comb type breakwater system of integrated wave energy and tidal current energy generating equipment, which includes comb transmission
Breakwater system, the oscillating floater electricity generation system with moon pool structure, guide cover type trunnion axis hydraulic turbine electric generator system.
When wave reaches on front side of integrated system, float 6 is pumped by action of wave force, and about 7 connecting rod is driven to transport
Dynamic, with the lower completion mechanical energy of stator interaction in energy conversion device 8 to electric energy conversion, while moon pool structure 5 can lead to
It crosses adjustment inside/outside diameter size and promotes wave energy capture rat of the float 6 in low-frequency range.When trend reaches integrated system, water conservancy diversion
Flow field around the linear interference of 10 wall surfaces is covered, more fluids is allowed to flow into cover, flow velocity in covering is improved, to improve pod 10
The power of the interior trunnion axis hydraulic turbine 9 promotes marine tidal-current energy capture rate, can be by the trunnion axis hydraulic turbine 9 under the action of pod 10
The vortex quick flat of generation is suitable, reduces its influence to breakwater system stability.Wave and tidal period repeatedly under the action of,
The oscillating floater electricity generation system with moon pool structure may be implemented in integrated system and guide cover type trunnion axis hydraulic turbine electric generator system is same
When work, maximumlly capture wave energy and marine tidal-current energy, reduce wave force and tidal force before dike, improve comb transmission breakwater
The stability of system, while can guarantee good mooring conditions in port.Integrated system is that wave energy and marine tidal-current energy conversion equipment mention
For shielding, the independent construction cost of energy conversion device is reduced, while later maintenance cost can also be reduced.
Claims (4)
1. a kind of comb type breakwater of integrated wave energy and tidal current energy generating equipment, characterized in that including comb transmission breakwater
System, oscillating floater electricity generation system and trunnion axis hydraulic turbine electric generator system；
The comb transmission breakwater system includes jackstone pedestal, the caisson being arranged on jackstone pedestal, is arranged on caisson
Breastwork；
The oscillating floater electricity generation system is provided with moon pool structure, and the moon pool structure and the breastwork are integrally formed；The vibration
Dynamic float electricity generation system and trunnion axis hydraulic turbine electric generator system are arranged on bottom plate.
2. the comb type breakwater of integrated wave energy and tidal current energy generating equipment according to claim 1, characterized in that described
Trunnion axis hydraulic turbine electric generator system includes pod and the trunnion axis hydraulic turbine that is arranged in pod.
3. the comb type breakwater of integrated wave energy and tidal current energy generating equipment according to claim 1 or 2, characterized in that
The oscillating floater structure further includes the float being arranged in moon pool structure, the float passes through connecting rod and energy conversion device connects
It connects.
4. according to right to go 3 described in integrated wave energy and tidal current energy generating equipment comb type breakwater, characterized in that it is described
Energy conversion device is provided with stator, and the stator is connected with float.
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| CN201910163241.0A CN109750645A (en) | 2019-03-05 | 2019-03-05 | The comb type breakwater of integrated wave energy and tidal current energy generating equipment |
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| CN201910163241.0A CN109750645A (en) | 2019-03-05 | 2019-03-05 | The comb type breakwater of integrated wave energy and tidal current energy generating equipment |
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Cited By (3)
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| CN114109699A (en) * | 2021-11-03 | 2022-03-01 | 江苏科技大学 | Energy storage type water turbine motion simulation experiment device and control method thereof |
| CN114151270A (en) * | 2022-01-07 | 2022-03-08 | 江苏科技大学 | Floating breakwater with wave pressure stabilizing and wave energy power generation functions |
| CN114718797A (en) * | 2022-05-07 | 2022-07-08 | 哈尔滨工程大学 | Ocean current power generation device based on floating breakwater and installation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114718797B (en) * | 2022-05-07 | 2023-05-23 | 哈尔滨工程大学 | Ocean current power generation device based on floating breakwater and installation method thereof |
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