CN107605646A - A kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force - Google Patents
A kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force Download PDFInfo
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- CN107605646A CN107605646A CN201710980538.7A CN201710980538A CN107605646A CN 107605646 A CN107605646 A CN 107605646A CN 201710980538 A CN201710980538 A CN 201710980538A CN 107605646 A CN107605646 A CN 107605646A
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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
- Y02E10/20—Hydro energy
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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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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
A kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force, including hull, wave energy collection and switching mechanism, propulsive mechanism;Described hull includes cabin 102, driving cabin 103, canyon 104, deck 105, anchoring pile 101, anchor chain 107 and anchor 106;Described wave energy collection and switching mechanism include horizontal tube 211, vertical tube 208, air chamber 201, air turbine 202, the air chamber port of export 203, generator 204, gate 207, keying brake mechanism 205;Advantage is to reduce device materials cost, construction cost, reduces design difficulty, material and the ocean engineering cost of mooring system anti-adverse environment, improves the security of device.The invention to realize inexpensive wave energy, wide marine site, efficiently using laying the foundation.
Description
Technical field
The present invention relates to wave energy switch technology field, specially a kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force.
Background technology
Wave energy is contained abundant, and developing and utilizingpotentiality is huge.Yet with wave energy density it is low, it is marine environment it is severe,
The factors such as flotation gear can not approach naturally, the burn into sea organism attachment of seawater, utilization ocean wave energy are costly.
These costs are mainly manifested in material cost, construction cost, switching mechanism cost, dispensing, transport and cost recovery, the anchor of device
Moor cost, maintenance cost, Environmental costs etc..
Wave power utilization technology species is various at present, but turns into generation because floating-type wave energy adapts to wide using technology
The main flow of boundary's research, most floatation type technologies can be divided into 3 classes, as shown in Figure 1.It is to utilize wave to float oscillating floater technology
Energy promotes a floating body relative to another floating body (support platform) translation or rotates conversion energy, the dress based on technology development
Putting must be double (more) floating bodies and must slip into or partly slip into seawater, this feature mean stock utilization it is low (it is double or
More floating bodies), bump against between floating body problem is inevitable, sea organism attachment influence big, release time length (floading condition regulation need the time and
Equipment), its cost performance is influenceed to improve limited by technology path.The more unrestrained technology of floating is the effect of climbing using wave, wave
The potential energy of seawater can be converted to, the device characteristic based on technology development is single floating body (carrying platform), and device will undertake conversion
The weight of carrier (seawater), therefore its structure and scale is powerful and huge, under the sea situation of wind, ripple and flowing common action, mooring system
System complex designing, investment is big, the same contact with sea water of the hydraulic turbine, is influenceed greatly by sea organism attachment, slower development.Floatation type oscillating water column
Technology is wave energy to be converted to respect to floating motion by seawater using a cavity pneumatic energy of air chamber, is characterized in single
Floating body, stock utilization is high, and in the absence of problem is bumped against, turbine and generator are located on the water surface not to be influenceed by marine growth, maintenance side
Just.It is palintrope Manifold technology to float the foremost form of oscillating water column technology, and mainly by L-type horizontal tube, L-type vertical tube, (both close
Referred to as L-type bend pipe), air chamber, buoyancy compartment, air turbine, generating set is into L-type horizontal tube is vertical with L-type vertical tube, and air chamber is in L
In type vertical tube, L-type pipeline section is equal and generally uses quadrangular forms at present, after buoyancy compartment is currently cuboid or front
Circular form.Palintrope Manifold technology is generally divided into 2 level conversions:First level conversion and the 2nd level conversion.First level conversion is wave energy to pneumatically
The conversion (being described with capture width ratio) of energy, the 2nd level conversion is conversion of the pneumatic energy to electric energy.Relaxed in wide pond and be
Under the conditions of mooring regular ripple, capture width ratio measured value be up to 204.5% (Liang Xianguang, Sun Pei, under the conditions of random wave,
Capture width ratio measured value be up to 87.2% (Wu Bi-jun, Li Meng, Wu Ru-kang, Zhang Yun-qiu,
Peng Wen.Experimental study on primary efficiency of a new pentagonal
backward bent duct buoy and assessment of prototypes,Renewable Energy 113
(2017) 774-783, the 1st author are 1 inventor), in all flotation techniques capture width ratio be highest (Wu Bijun,
Chen Tianxiang,Jiang Jiaqiang,Li Gang,Zhang Yunqiu,&Ye Yin.Economic
Assessment of Wave Power Boat Based on the Performance of“Mighty Whale”and
BBDB, Renewable and Sustainable Energy Reviews, in press, the 1st author is the 1st inventor).Afterwards
Swan neck system shallow draft is easy to haul to launch, it is not necessary to which floading condition is adjusted and site operation becomes simple.
Air turbine is the very key equipment of oscillating water column wave power device one, and air turbine efficiently turns under unstable state air-flow
Change influenceed for the conversion efficiency for improving whole device it is big, the air turbine currently used for oscillating water column technology have Wells turbines,
Impulse turbine and its mutation etc..The experiment of Japanese scholars reality sea situation shows, same wave power device, using Wells air turbines, from
For Wave energy to electric conversion efficiency less than 5%, conversion efficiency is very low, and uses impulse turbine, makes the conversion efficiency of device
1 times is at least improved in whole incoming wave power bracket, under low sea situation and medium sea conditions, is ground using Wavegen companies
The air turbine of system makes pneumatic power nearly reach 60% to the conversion efficiency of electrical power.Palintrope Manifold technology is based on current experiment
Basic (capture width ratio is up to 89.1% under the conditions of random wave) and advanced air turbine technology (gas under real sea conditions
Move photoelectric transformation efficiency and reach 60%) combination, be expected to realize the efficient conversion for reaching 50% from wave energy to energy conversion efficiency
(87.2% × 60%=52.32%, the conversion efficiency of best at present more buoy wave energy technology wave energy to electric energy are up to
25% or so).
Float in wave-powered energy technology, anchoring system is its important part.Anchoring system Intensity Design will protect at present
Card is survived under severe sea condition, therefore anchorage scheme is complicated, expensive.Anchoring, which is laid, to be needed cargo ship and hangs ship, ocean work
Journey is costly.
The content of the invention
The purpose of the present invention is the shortcomings that overcoming above-mentioned prior art, there is provided a kind of energy conversion rationally, convenient transportation
A kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force.
The present invention is achieved through the following technical solutions:
A kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force, including hull, wave energy collection and switching mechanism, pusher
Structure;Described hull includes cabin, driving cabin, canyon, deck, anchoring pile, anchor chain and anchor;Described wave energy collection and turn
Converting mechanism includes horizontal tube, vertical tube, air chamber, air turbine, the air chamber port of export, generator, gate, keying brake mechanism;It is described
Horizontal tube be provided with front port and rear port, one end closing of described vertical tube and connect provided with described air turbine with it
Logical, the rear end of other end vertical connection horizontal tube, described horizontal tube is internally formed " L " shape passage with vertical tube, and described opens
Close brake mechanism and be used for the described rear port of regulating gate opening and closing;Gas-liquid interface, described gas-liquid circle are formed when water enters vertical tube
Face forms described air chamber with air turbine in vertical tube;It is saturating that the described air chamber port of export with generator is successively set on air
On flat;Described horizontal tube, vertical tube are separately positioned on the bottom and rear portion of cabin, and the front port of described horizontal tube is towards existing
The front portion of cabin, the front portion of cabin is fore shape;Described cabin top is described deck, and described driving cabin is arranged on first
On plate, described canyon is arranged on the inside of cabin;Anchoring pile shape is equipped with the top of the front end on described deck and vertical tube
Into triangle anchor point, described anchoring pile is sequentially connected anchor chain and anchor.
As the improvement of such scheme, described horizontal tube is identical with the cross-sectional area of vertical tube, and described horizontal tube is horizontal
Section is pentagon, and vertical tube cross section is quadrangle, and described horizontal tube forms isosceles angled bottom away from cabin one end.
As the improvement of such scheme, gate, floodgate sliding rail are provided with the rear port of described horizontal tube and opens and closes lock
Mechanism, for forming wave energy conversion mechanism and reducing ship resistance.
As the improvement of such scheme, described propulsive mechanism includes propeller and rudder;Described propeller and side
Described horizontal tube, which is arranged on, to rudder deviates from cabin, positioned at rear port bottom.
The invention has the advantages that:Present invention improves over pipeline configuration, improves the conversion efficiency of device, loads
Power-equipment and an anchor system is played, solve device transport, mobile high Cost Problems, while reduce building for device and mooring system
This is caused, installs gate additional, solving energy conversion and ship resistance causes greatly the big contradiction of energy consumption.From the implementation of boat function, make
As long as the intensity for obtaining device body and mooring system meets Ship Design standard, reduce device materials cost, build
Cost, design difficulty, material and the ocean engineering cost of mooring system anti-adverse environment are reduced, improve the safety of device
Property.The invention to realize inexpensive wave energy, wide marine site, efficiently using laying the foundation.
Brief description of the drawings
Fig. 1 is that floating-type wave energy utilizes type of skill figure.
Fig. 2 is the positive structure schematic of the TRT of the present invention.
Fig. 3 is the overlooking surface structural representation of the TRT of the present invention.
Fig. 4 is the side structure schematic diagram of the TRT of the present invention.
Description of reference numerals:101- anchoring piles;107- anchor chains;106- anchors;102- cabins;103- driving cabins;104- canyons;
105- decks;201- air chambers;202- air turbines;The 203- air chamber ports of export;204- generators;205- opens and closes brake mechanism;206-
Gas-liquid interface;207- gates;208- vertical tubes;209- rear ports;210- floodgate sliding rails;211- horizontal tubes;212- front ports;
301- propellers;302- rudders.
Embodiment
Embodiment
As shown in Figures 2 to 4, a kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force, including hull, wave energy collection and
Switching mechanism, propulsive mechanism;Described hull include cabin 102, driving cabin 103, canyon 104, deck 105, anchoring pile 101,
Anchor chain 107 and anchor 106;Described wave energy collection and switching mechanism include horizontal tube 211, vertical tube 208, air chamber 201, sky
Gas turbine 202, the air chamber port of export 203, generator 204, gate 207, keying brake mechanism 205;Before described horizontal tube 211 is provided with
Port 212 and rear port 209, one end of described vertical tube is closed and communicated therewith provided with described air turbine 202, another
The rear end of vertical connection horizontal tube 211 is held, described horizontal tube 211 is internally formed " L " shape passage with vertical tube 208, described
Open and close brake mechanism 205 and described rear port 209 is opened and closed for regulating gate 207;When water enters gas-liquid circle of the formation of vertical tube 208
Face 206, described gas-liquid interface 206 form described air chamber 201 with air turbine 202 in vertical tube 208;Described air chamber
The port of export 203 is successively set in air turbine 202 with generator 204;Described horizontal tube 211, vertical tube 208 are set respectively
At the bottom of cabin 102 and rear portion, the front port 212 of described horizontal tube 211 towards in the front portion of cabin 102, cabin 102
Front portion is fore shape;The described top of cabin 102 is described deck 105, and described driving cabin 103 is arranged on deck 105,
Described canyon 104 is arranged on the inside of cabin 102;The front end and the top of vertical tube 208 on described deck 105 are equipped with
Anchoring pile 101 forms triangle anchor point, and described anchoring pile 101 is sequentially connected anchor chain 107 and anchor 106.Described horizontal tube 211 with it is vertical
The cross-sectional area of pipe 208 is identical, and the described cross section of horizontal tube 211 is pentagon, and the cross section of vertical tube 208 is quadrangle, institute
The horizontal tube 211 stated forms isosceles angled bottom away from the one end of cabin 102.Set on the rear port 209 of described horizontal tube 211
There is floodgate sliding rail 210 to be used to ensure the having stable behavior of gate 207.Described propulsive mechanism includes propeller 301 and rudder 302;
Described propeller 301 and rudder 302 are arranged on described horizontal tube 211 and deviate from cabin 102, positioned at the bottom of rear port 209.
Operation principle:.When gathering Wave energy, 3 anchors 106 are radially laid, and gate 207 is faced incident wave
Direction, gate 207 close rear port 209 by opening and closing brake mechanism 205, and horizontal tube 211 and vertical tube 208 form " L " shape
Pipeline, when wave action is in device, gas-liquid interface 206 can be caused to move, drive air movement in air chamber 201, the sky of motion
Gas can drive air turbine 202 and generator 204 rotates so that wave energy is converted to electric energy.The adjustable side of gate 207 can be passed through
Mouth 209 opens the size of amplitudes, adjusts motion amplitude of the gas-liquid interface 206 in air chamber 201, namely have adjusted wave and be converted to electricity
Can number;Also port 209 can be opened completely by gate 207, farthest reduce the motion amplitude of gas-liquid interface 206,
Ensure the safety of air turbine 202 and generator 204 under severe sea condition.Pentagonal horizontal tube 211 and into fairshaped ship
Cabin 102 contributes to whole device to reduce resistance in motion is swayed, and improves the mechanical energy of device motion, is favorably improved device
Wave energy conversion efficiency;When device needs to move, 3 anchors 106 are packed up, the He of propeller 301 below port 209
Rudder 302 is operated under the driving of electric power, and now gate 207 is opened by opening and closing brake mechanism 205, front port 212 and rear end
Mouth 209 and horizontal tube 211 form a passage, the resistance very little that this passage is formed to the device of navigation, are advantageous to device and are navigating
Energy consumption is reduced during row.
Above-listed detailed description is illustrating for possible embodiments of the present invention, and the embodiment simultaneously is not used to limit this hair
Bright the scope of the claims, all equivalence enforcements or change without departing from carried out by the present invention, it is intended to be limited solely by the scope of the claims of this case.
Claims (4)
1. a kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force, it is characterised in that including hull, wave energy collection and interpreter
Structure, propulsive mechanism;Described hull includes cabin (102), driving cabin (103), canyon (104), deck (105), anchoring pile
(101), anchor chain (107) and anchor (106);Described wave energy collection and switching mechanism include horizontal tube (211), vertical tube
(208), air chamber (201), air turbine (202), the air chamber port of export (203), generator (204), gate (207), keying gate
Structure (205);Described horizontal tube (211) is provided with front port (212) and rear port (209), one end of described vertical tube (208)
Communicated therewith provided with described air turbine (202), the rear end of other end vertical connection horizontal tube (211), described horizontal tube
(211) " L " shape passage is formed with vertical tube (208) and gate (207), described keying brake mechanism (205) is used for regulating gate
(207) the described rear port (209) of opening and closing;Gas-liquid interface (206), described gas-liquid circle are formed when water enters vertical tube (208)
Face (206) forms described air chamber (201) with air turbine (202) in vertical tube (208);The described air chamber port of export
(203) it is successively set on generator (204) in air turbine (202);Described horizontal tube (211), vertical tube (208) are respectively
The bottom and rear portion of cabin (102) are arranged on, the front port (212) of described horizontal tube (211) is towards before cabin (102)
Portion, the front portion of cabin (102) is fore shape;Described cabin (102) top is described deck (105), described driving cabin
(103) it is arranged on deck (105), described canyon (104) is arranged on the inside of cabin (102);Described deck (105)
Front end and vertical tube (208) at the top of be equipped with anchoring pile (101) and form triangle anchor point, described anchoring pile (101) is sequentially connected
Anchor chain (107) and anchor (106).
A kind of 2. energy-efficient self-propulsion type apparatus for generating electricity by wave force according to claim 1, it is characterised in that described level
Manage that (211) are identical with the cross-sectional area of vertical tube (208), and described horizontal tube (211) cross section is pentagon, vertical tube
(208) cross section is quadrangle, and described horizontal tube (211) forms isosceles angled bottom away from cabin (102) one end.
3. a kind of energy-efficient self-propulsion type apparatus for generating electricity by wave force according to claim 1, it is characterised in that in described water
The rear port (209) of flat pipe (211) is provided with gate (207), floodgate sliding rail (210) and opens and closes brake mechanism (207), for being formed
Wave energy conversion mechanism and reduction ship resistance.
A kind of 4. energy-efficient self-propulsion type apparatus for generating electricity by wave force according to claim 1, it is characterised in that described propulsion
Mechanism includes propeller (301) and rudder (302);Described propeller (301) and rudder (302) are arranged on described water
Flat pipe (211) deviates from cabin (102), positioned at rear port (209) lower curtate.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108716449A (en) * | 2018-04-28 | 2018-10-30 | 中国科学院广州能源研究所 | A kind of U-shaped self-propulsion type apparatus for generating electricity by wave force |
CN108894909A (en) * | 2018-06-05 | 2018-11-27 | 中国科学院广州能源研究所 | A kind of horizontal tube pneumatic type apparatus for generating electricity by wave force to navigate |
CN109236549A (en) * | 2018-11-28 | 2019-01-18 | 北京驭海能源技术中心(有限合伙) | A kind of highly effective wave energy generating set |
CN109779822A (en) * | 2019-01-16 | 2019-05-21 | 中国科学院广州能源研究所 | A kind of horizontal straight pipe dual chamber apparatus for generating electricity by wave force |
CN112943515A (en) * | 2021-01-06 | 2021-06-11 | 南京工程学院 | Floating oscillation water column type wave energy power generation device with air accumulator |
CN113353203A (en) * | 2021-06-11 | 2021-09-07 | 中国科学院广州能源研究所 | Self-propelled wave energy and tidal current energy comprehensive utilization platform and method |
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CN104261498A (en) * | 2014-09-15 | 2015-01-07 | 中国科学院广州能源研究所 | Wave energy driven seawater temperature difference energy seawater desalination device and method |
CN104895735A (en) * | 2015-05-19 | 2015-09-09 | 中国科学院广州能源研究所 | Whale-shaped wave power generation device |
CN105197189A (en) * | 2015-10-23 | 2015-12-30 | 中国科学院广州能源研究所 | Self-propelled wave force power generation platform and moving and berthing method thereof |
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JPS5885369A (en) * | 1981-11-16 | 1983-05-21 | Keiichi Fukuyo | Under wave gate device in wave force engine |
US4741157A (en) * | 1986-04-01 | 1988-05-03 | Koichi Nishikawa | Wave-activated power generating apparatus having a backwardly open duct |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108716449A (en) * | 2018-04-28 | 2018-10-30 | 中国科学院广州能源研究所 | A kind of U-shaped self-propulsion type apparatus for generating electricity by wave force |
CN108894909A (en) * | 2018-06-05 | 2018-11-27 | 中国科学院广州能源研究所 | A kind of horizontal tube pneumatic type apparatus for generating electricity by wave force to navigate |
CN109236549A (en) * | 2018-11-28 | 2019-01-18 | 北京驭海能源技术中心(有限合伙) | A kind of highly effective wave energy generating set |
CN109779822A (en) * | 2019-01-16 | 2019-05-21 | 中国科学院广州能源研究所 | A kind of horizontal straight pipe dual chamber apparatus for generating electricity by wave force |
CN112943515A (en) * | 2021-01-06 | 2021-06-11 | 南京工程学院 | Floating oscillation water column type wave energy power generation device with air accumulator |
CN113353203A (en) * | 2021-06-11 | 2021-09-07 | 中国科学院广州能源研究所 | Self-propelled wave energy and tidal current energy comprehensive utilization platform and method |
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Application publication date: 20180119 |