CN111894787A - Fully submersible oscillating water column wave energy converter - Google Patents
Fully submersible oscillating water column wave energy converter Download PDFInfo
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- CN111894787A CN111894787A CN202010777463.4A CN202010777463A CN111894787A CN 111894787 A CN111894787 A CN 111894787A CN 202010777463 A CN202010777463 A CN 202010777463A CN 111894787 A CN111894787 A CN 111894787A
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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
- F03B13/22—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 flow of water resulting from wave movements to drive a motor or turbine
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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
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
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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
- F03B13/141—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 with a static energy collector
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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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- Engineering & Computer Science (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 application discloses full latent formula shock water column wave energy conversion machine, including being used for setting up the protecting tube in the surface of water below, the protecting tube link up from top to bottom, wave power generation subassembly is installed to the lower part of protecting tube. This application can lead to following wave energy through the protective tube that link up from top to bottom, and wave power generation subassembly is installed in the lower part of protective tube, for prior art, can effectively be protected, and is not fragile.
Description
Technical Field
The invention relates to the field of power generation, in particular to a fully-submersible oscillating water column wave energy converter.
Background
Wave energy is a green energy, and can be collected through power generation equipment, and the existing power generation equipment usually collects the wave energy near the water surface, which causes the power generation equipment to be easily damaged by the waves on the water surface.
Disclosure of Invention
The invention provides a fully-submersible oscillating water column wave energy converter aiming at the problems.
The technical scheme adopted by the invention is as follows:
the fully-submersible type oscillating water column wave energy conversion machine comprises a protective pipe arranged below the water surface, the protective pipe is communicated up and down, and a wave power generation assembly is installed on the lower portion of the protective pipe.
Wave energy can be guided to the following through the protective pipe that link up from top to bottom, and wave power generation subassembly is installed in the lower part of protective pipe, for prior art, can effectively be protected, and is not fragile.
In one embodiment of the invention, the wave power assembly comprises a wels turbine.
The Wells turbine (turbine) is adopted to ensure that the impeller can rotate in the same direction no matter the water flow is from top to bottom or from bottom to top, so that the power generation can be carried out ceaselessly.
In one embodiment of the invention, the protection pipe further comprises a fixed column, the fixed column is provided with an anti-falling chute which is vertically arranged, a sliding block is slidably mounted on the anti-falling chute, and the sliding block is fixed with the outer side wall of the corresponding protection pipe through a connecting rod.
In practical application, the fixing column can be fixed on the water bottom or other structures.
In one embodiment of the present invention, the present invention further includes a position adjusting structure, where the position adjusting structure includes:
the positioning hole horizontally penetrates through the sliding block;
a plurality of groups of limiting holes are arranged at intervals up and down, and each group of limiting holes comprises two corresponding limiting holes which are respectively arranged on two side walls of the anti-falling chute;
the limiting plates are slidably arranged on the corresponding groups of limiting holes and are provided with locking working positions and unlocking working positions, and when the limiting plates are in the locking working positions, the limiting plates penetrate through the two corresponding limiting holes and are used for preventing the sliding blocks from moving upwards;
the first telescopic element is fixed with the fixed column and used for driving the limiting plate to reciprocate;
a plurality of groups of first pin holes are arranged at intervals up and down, each group of first pin holes comprises two corresponding first pin holes which are respectively arranged on two side walls of the anti-falling chute, the first pin holes are matched with the limiting holes in a one-to-one correspondence manner, and the first pin holes are positioned below the corresponding limiting holes;
the positioning pins are arranged on the corresponding groups of the first pin holes in a sliding manner and provided with locking working positions and opening working positions, and when the positioning pins are in the locking working positions, the positioning pins penetrate through the two corresponding first pin holes, and the middle parts of the positioning pins penetrate through the positioning holes of the sliding blocks;
the second telescopic element is fixed with the fixed column and used for driving the positioning pin to reciprocate;
the small air bag is arranged on the connecting rod;
the large air bag is arranged inside the fixing column and is connected with the small air bag through a conduit;
the electromagnetic valve is arranged on the conduit;
the air pump is arranged on the catheter and used for controlling the increase or decrease of the volume of the air sac;
and the controller is electrically connected with the first telescopic element, the second telescopic element, the electromagnetic valve and the air pump.
Generally speaking, the farther the protective pipe is from the water surface, the less easily the wave power generation assembly is damaged by the waves, but the utilization rate of the wave energy is reduced, so that the protective pipe has a more appropriate working area. The water level can be because of various reasons fluctuation, and if the position one of protective tube is unchangeable, can make the protective tube break away from comparatively suitable work interval, this application through the upper and lower position of the regulation protective tube that the position control structure can be convenient, make the protective tube be in comparatively suitable work interval all the time. The working principle of the position adjusting structure is as follows: in an initial state, the upper end of the sliding block abuts against a limiting plate and is penetrated by a positioning pin, and the sliding block is integrally positioned; when the protective pipe needs to be adjusted upwards, the corresponding first telescopic element on the upper side works, and the corresponding limiting plate is located at the locking working position; then, a limiting plate and a positioning pin which are matched with the sliding block are switched from a locking working position to an opening working position; the electromagnetic valve is opened, the air pump works to convey the air in the large air bag into the small air bag, so that the volume of the small air bag is increased; under the effect of buoyancy, the slider upwards moves until the limiting plate that is in the locking work position with the top supports and leans on, then the locating pin that corresponds stretches out, passes the slider, live the slider location. When needs are when adjusting downwards, the solenoid valve is opened, and air pump work is carried the gas in the ballonet to big ballonet, makes the ballonet volume diminish, and under the effect of gravity, the slider removes to the below, then the limiting plate that corresponds the position switches to the locking work position, and air pump work makes the ballonet volume grow, and under the effect of buoyancy, slider rebound supports until the limiting plate that is in the locking work position with the top and leans on, then the locating pin that corresponds stretches out, passes the slider, fixes a position the slider.
The large and small balloons of the present application are relative concepts. During the actual use, the diapire of anticreep spout can vertically be provided with the notch, and the one end and the little gasbag butt joint of pipe, the other end pass through behind the notch and the big gasbag butt joint. In practical use, two guide tubes can be arranged between the small balloon and the large balloon, and the two guide tubes are respectively provided with one-way valves in opposite directions.
Preferably, when a plurality of small air bags are arranged, the guide pipe comprises a main pipe and branch pipes, the main pipe is connected with the large air bags, one end of each branch pipe is connected with the main pipe, the other end of each branch pipe is connected with the corresponding lower air bag, and the electromagnetic valve and the air pump are arranged on the main pipe.
In practical use, the fixing column is preferably provided with a sealing box, and the big air bag is positioned in the sealing box.
During the actual use, can judge through the cooperation of hall sensor and magnet that the slider removes to corresponding position, have and say, the slider upper end is provided with the hall sensor who is connected with the controller, and the limiting plate has the magnet with hall sensor complex. Still further, the locating pin also has the magnet, and the lateral wall of locating hole also has hall sensor.
In one embodiment of the present invention, a group of second pin holes is disposed on the anti-falling chute near the upper end and near the lower end, and each group of second pin holes includes two corresponding second pin holes disposed on two side walls of the anti-falling chute;
the second pin hole is also provided with the positioning pin in a sliding mode, and the upper end and the lower end of the anti-falling sliding chute of the fixing column are respectively fixed with a second telescopic element used for driving the positioning pin arranged on the corresponding second pin hole to move in a reciprocating mode.
The slider has highest position and extreme lower position, through setting up two sets of second round pin shaft holes, can fix a position the slider when highest position and extreme lower position, particularly, when the highest position, the slider offsets with the upper end of anticreep spout, the locating pin in the upper end second round pin hole passes the locating hole of slider under the drive of second telescopic element this moment, reliably fix a position the slider, when the extreme lower position, the slider offsets with the lower extreme of anticreep spout, the locating pin in the lower extreme second round pin hole passes the locating hole of slider under the drive of second telescopic element this moment, reliably fix a position the slider. This kind of structure of this application has effectively utilized the anticreep spout, omits first telescopic element and stopper at the highest position and the lowest position.
In one embodiment of the present invention, the water level sensor further comprises a distance sensor fixed on the upper end of the fixed column, the distance sensor is electrically connected to the controller, and the distance sensor is used for detecting the distance from the water level to the upper end of the fixed column.
In one embodiment of the present invention, the fixed column has an extending rod extending upward, the upper end of the extending rod has a bending portion, the bending portion is located on the water surface, a distance sensor is installed at the lower portion of the bending portion, the distance sensor is electrically connected to the controller, and the distance sensor is used for detecting the distance between the water surface and the bending portion.
Can detect distance signal through distance sensor to the position of slider can be adjusted according to the procedure automatically regulated that sets for to the controller, makes protective tube and wave power generation subassembly work in comparatively suitable position.
In one embodiment of the present invention, the first telescopic element and the second telescopic element are both electric push rods.
In one embodiment of the present invention, the anti-slip chute is T-shaped.
In one embodiment of the present invention, the anti-dropping chutes are multiple and are uniformly distributed around the central line of the fixing column.
The invention has the beneficial effects that: wave energy can be guided to the following through the protective pipe that link up from top to bottom, and wave power generation subassembly is installed in the lower part of protective pipe, for prior art, can effectively be protected, and is not fragile.
Description of the drawings:
FIG. 1 is a schematic structural diagram of a fully submersible oscillating water column wave energy converter according to example 1;
FIG. 2 is a graph of water depth versus amplitude;
FIG. 3 is a schematic view of another angle structure of the fully submersible oscillating water column wave energy converter according to example 1;
FIG. 4 is a top view of the fully submersible oscillating water column wave energy converter of example 1;
FIG. 5 is a partial view of the section A-A of FIG. 4;
FIG. 6 is a schematic diagram of a large bladder and a small bladder;
fig. 7 is a front view of the fully submersible oscillating water column wave energy converter of example 2.
The figures are numbered:
1. a protective tube; 2. a wave power assembly; 3. fixing a column; 4. an anti-drop chute; 5. a slider; 6. a connecting rod; 7. positioning holes; 8. a limiting hole; 9. a limiting plate; 10. a first telescopic element; 11. a first pin hole; 12. positioning pins; 13. a second telescoping member; 14. a small air bag; 15. a large air bag; 16. a conduit; 17. a main pipe; 18. pipe distribution; 19. an electromagnetic valve; 20. an air pump; 21. a second pin hole; 22. a distance sensor; 23. an extension rod; 24. a bending part.
The specific implementation mode is as follows:
the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the fully submersible oscillating water column wave energy converter comprises a protecting pipe 1 arranged below the water surface, wherein the protecting pipe 1 is vertically communicated, and a wave power generation assembly 2 (only part of the structure is shown in the figure) is arranged at the lower part of the protecting pipe 1.
Wave energy can be guided to the lower side through the up-and-down through protection pipe 1, and the wave power generation assembly 2 is installed at the lower part of the protection pipe 1, so that compared with the prior art, the wave power generation assembly can be effectively protected and is not easy to damage.
In the present embodiment, the wave power assembly 2 comprises a wels turbine. The Welsburgne turbine (wellsturbine) is adopted, so that the impeller can rotate in the same direction regardless of the water flow from top to bottom or from bottom to top, and the power generation can be continuously carried out.
As shown in fig. 3, 4 and 5, in this embodiment, still include fixed column 3, have vertical setting's anticreep spout 4 on the fixed column 3, slidable mounting has slider 5 on the anticreep spout 4, and slider 5 is fixed with the lateral wall that corresponds protective tube 1 through connecting rod 6. During practical use, the fixed column 3 can be fixed on the water bottom or other structures.
As shown in fig. 3, 4, 5 and 6, in this embodiment, a position adjusting structure is further included, and the position adjusting structure includes:
a positioning hole 7 horizontally penetrates through the sliding block 5;
a plurality of groups of limiting holes 8 are arranged at intervals up and down, and each group of limiting holes 8 comprises two corresponding limiting holes 8 which are respectively arranged on two side walls of the anti-falling chute 4;
the limiting plates 9 are slidably arranged on the corresponding groups of limiting holes 8, each limiting plate 9 is provided with a locking working position and an opening working position, and when the limiting plates 9 are in the locking working positions, the limiting plates 9 penetrate through the corresponding two limiting holes 8 and are used for preventing the sliding block 5 from moving upwards;
the first telescopic element 10 is fixed with the fixed column 3, and the first telescopic element 10 is used for driving the limiting plate 9 to reciprocate;
a plurality of groups of first pin holes 11 are arranged at intervals up and down, each group of first pin holes 11 comprises two corresponding first pin holes 11 which are respectively arranged on two side walls of the anti-falling chute 4, the first pin holes 11 are matched with the limiting holes 8 in a one-to-one correspondence manner, and the first pin holes 11 are positioned below the corresponding limiting holes 8;
the positioning pins 12 are arranged on the corresponding groups of the first pin holes 11 in a sliding manner, each positioning pin 12 is provided with a locking working position and an opening working position, when the positioning pins 12 are in the locking working positions, the positioning pins 12 penetrate through the two corresponding first pin holes 11, and the middle parts of the positioning pins pass through the positioning holes 7 of the sliding block 5;
the second telescopic element 13 is fixed with the fixed column 3, and the second telescopic element 13 is used for driving the positioning pin 12 to reciprocate;
a small air bag 14 mounted on the connecting rod 6;
the big air bag 15 is arranged inside the fixed column 3, and the big air bag 15 is connected with the small air bag 14 through a guide pipe 16;
a solenoid valve 19 mounted on the conduit 16;
an air pump 20 mounted on the conduit 16 for controlling the increase or decrease in volume of the small air cell 14;
a controller (not shown) is electrically connected to the first telescopic member 10, the second telescopic member 13, the solenoid valve 19 and the air pump 20.
Generally speaking, the farther the protective pipe 1 is from the water surface, the less easily the wave power generation assembly 2 is damaged by the wave, but the utilization ratio of the wave energy can be reduced, so the protective pipe 1 has a more suitable working interval, see fig. 2, the abscissa is the distance between the protective pipe 1 and the water surface, wherein the closer to the right the protective pipe 1 is from the water surface, the ordinate is the amplitude, the closer to the amplitude, the larger the amplitude is, in the figure, the dotted line is that the protective pipe 1 is not arranged, and the solid line is that the protective pipe 1 is arranged.
The water level can be because of various reasons fluctuate, and if the position of protective tube 1 is unchangeable always, can make protective tube 1 break away from comparatively suitable work interval, and this application passes through the upper and lower position of regulation protective tube 1 that the position control structure can be convenient, makes protective tube 1 be in comparatively suitable work interval all the time. The working principle of the position adjusting structure is as follows: in an initial state, the upper end of the slide block 5 abuts against one limiting plate 9 and is penetrated by a positioning pin 12 below the limiting plate 9, and the whole slide block 5 is positioned; when the protective pipe 1 needs to be adjusted upwards, the first telescopic element 10 corresponding to the upper side works, and the limiting plate 9 corresponding to the upper side is located at a locking working position; then, a limiting plate 9 and a positioning pin 12 which are matched with the sliding block 5 are switched from a locking working position to an opening working position; the electromagnetic valve 19 is opened, the air pump 20 works, air in the large air bag 15 is conveyed to the small air bag 14, the size of the small air bag 14 is increased, the sliding block 5 moves upwards under the action of buoyancy until the sliding block abuts against the limiting plate 9 located at the locking working position above the sliding block, then the positioning pin 12 located below the limiting plate 9 located at the locking working position extends out, penetrates through the sliding block 5, and positions the sliding block 5. When downward adjustment is needed, the electromagnetic valve 19 is opened, the air pump 20 works to convey air in the small air bag 14 to the large air bag 15, so that the small air bag 14 is reduced in size, the sliding block 5 moves to the lowest position under the action of gravity, then the limiting plate 9 in the corresponding position is switched to the locking working position, the air pump 20 works to enable the small air bag 14 to be increased in size, under the action of buoyancy, the sliding block 5 moves upwards until the sliding block abuts against the limiting plate 9 in the locking working position above, then the corresponding positioning pin 12 extends out and penetrates through the sliding block 5, and the sliding block 5 is positioned.
The large air bag 15 and the small air bag 14 of the present application are relative concepts.
In practical use, the bottom wall of the anti-dropping chute 4 may be vertically provided with a notch, one end of the conduit 16 is in butt joint with the small air bag 14, and the other end of the conduit passes through the notch and then is in butt joint with the large air bag 15. In practice, two catheters 16 may be provided between the small balloon 14 and the large balloon 15, and the two catheters 16 are respectively provided with one-way valves in opposite directions.
In this embodiment, the first telescopic element 10 and the second telescopic element 13 are both electric push rods. The anti-drop chute 4 is T-shaped. The number of the stripping chutes is 4, and the stripping chutes are uniformly distributed around the central line of the fixed column 3. In this embodiment, preferably, when there are a plurality of small air bags 14, the guide tube 16 includes a main tube 17 and branch tubes 18, the main tube 17 is connected to the large air bag 15, one end of each branch tube 18 is connected to the main tube 17, the other end is connected to the corresponding lower air bag, and the electromagnetic valve 19 and the air pump 20 are both provided on the main tube 17.
In practice, it is preferable that the fixing column 3 has a sealing box thereon, and the large air bag 15 is located in the sealing box.
During the actual application, can judge slider 5 through the cooperation of hall sensor and magnet and remove to the position that corresponds, have, slider 5 upper end is provided with the hall sensor who is connected with the controller, and limiting plate 9 has the magnet with hall sensor complex. Still further, the positioning pin 12 is also provided with a magnet, and the side wall of the positioning hole 7 is also provided with a Hall sensor.
As shown in fig. 3, in the present embodiment, a set of second pin holes 21 is disposed near the upper end and near the lower end of the anti-drop chute 4, and each set of second pin holes 21 includes two corresponding second pin holes 21 respectively disposed on two sidewalls of the anti-drop chute 4;
the second pin hole 21 is also provided with a positioning pin 12 in a sliding manner, and the upper end and the lower end of the fixed column 3 of the anti-falling chute 4 are respectively fixed with a second telescopic element 13 for driving the positioning pin 12 arranged on the corresponding second pin hole to reciprocate.
The slider 5 has the highest position and the lowest position, through setting up two sets of second pinhole holes, can fix a position slider 5 when highest position and lowest position, specifically speaking, when the highest position, slider 5 offsets with the upper end of anticreep spout 4, locating pin 12 in the second pinhole 21 of upper end passes the locating hole 7 of slider 5 under the drive of second telescopic element 13 this moment, reliably fix slider 5, when the lowest position, slider 5 offsets with the lower extreme of anticreep spout 4, locating pin 12 in the second pinhole 21 of lower extreme passes the locating hole 7 of slider 5 under the drive of second telescopic element 13 this moment, reliably fix slider 5. This structure of the present application, the run-off preventing chute 4 is effectively utilized, and the first telescopic member 10 and the stopper are omitted at the highest position and the lowest position.
As shown in fig. 3, in the present embodiment, the present invention further includes a distance sensor 22 fixed on the upper end of the fixed pillar 3, the distance sensor 22 is electrically connected to the controller, and the distance sensor 22 is used for detecting the distance from the water surface to the upper end of the fixed pillar 3.
The distance signal can be detected by the distance sensor 22, so that the controller can automatically adjust the position of the slide block 5 according to a set program, and the protective pipe 1 and the wave power generation assembly 2 work at a proper position.
Example 2
As shown in fig. 7, the difference between the present embodiment and embodiment 1 lies in that the arrangement form of the distance sensor 22 is different, in the present embodiment, an extending rod 23 extending upward is provided on the fixed column 3, a bent portion 24 is provided at the upper end of the extending rod 23, the bent portion 24 is located on the water surface, the distance sensor 22 is installed at the lower portion of the bent portion 24, the distance sensor 22 is electrically connected to the controller, and the distance sensor 22 is used for detecting the distance from the water surface to the bent portion 24.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings can be directly or indirectly applied to other related technical fields and are included in the scope of the present invention.
Claims (10)
1. The utility model provides a full latent formula shock water column wave energy conversion machine which characterized in that, is including being used for setting up the protective tube in the surface of water below, the protective tube link up from top to bottom, wave power generation subassembly is installed to the lower part of protective tube.
2. A fully submersible oscillating water column wave energy converter as claimed in claim 1 in which the wave power generation assembly comprises a wels turbine.
3. The fully submersible oscillating water column wave energy converter according to claim 1, further comprising a fixed column, wherein the fixed column has a vertically disposed anti-drop chute, the anti-drop chute has a sliding block slidably mounted thereon, and the sliding block is fixed to an outer side wall of the corresponding protection pipe through a connecting rod.
4. A fully submersible oscillating water column wave energy converter according to claim 3, further comprising a position adjustment structure comprising:
the positioning hole horizontally penetrates through the sliding block;
a plurality of groups of limiting holes are arranged at intervals up and down, and each group of limiting holes comprises two corresponding limiting holes which are respectively arranged on two side walls of the anti-falling chute;
the limiting plates are slidably arranged on the corresponding groups of limiting holes and are provided with locking working positions and unlocking working positions, and when the limiting plates are in the locking working positions, the limiting plates penetrate through the two corresponding limiting holes and are used for preventing the sliding blocks from moving upwards;
the first telescopic element is fixed with the fixed column and used for driving the limiting plate to reciprocate;
a plurality of groups of first pin holes are arranged at intervals up and down, each group of first pin holes comprises two corresponding first pin holes which are respectively arranged on two side walls of the anti-falling chute, the first pin holes are matched with the limiting holes in a one-to-one correspondence manner, and the first pin holes are positioned below the corresponding limiting holes;
the positioning pins are arranged on the corresponding groups of the first pin holes in a sliding manner and provided with locking working positions and opening working positions, and when the positioning pins are in the locking working positions, the positioning pins penetrate through the two corresponding first pin holes, and the middle parts of the positioning pins penetrate through the positioning holes of the sliding blocks;
the second telescopic element is fixed with the fixed column and used for driving the positioning pin to reciprocate;
the small air bag is arranged on the connecting rod;
the large air bag is arranged inside the fixing column and is connected with the small air bag through a conduit;
the electromagnetic valve is arranged on the conduit;
the air pump is arranged on the catheter and used for controlling the increase or decrease of the volume of the air sac;
and the controller is electrically connected with the first telescopic element, the second telescopic element, the electromagnetic valve and the air pump.
5. The fully submersible oscillating water column wave energy converter of claim 4, wherein the anti-drop chute is provided with a set of second pin holes near the upper end and near the lower end, each set of second pin holes including two corresponding second pin holes respectively provided on two side walls of the anti-drop chute;
the second pin hole is also provided with the positioning pin in a sliding mode, and the upper end and the lower end of the anti-falling sliding chute of the fixing column are respectively fixed with a second telescopic element used for driving the positioning pin arranged on the corresponding second pin hole to move in a reciprocating mode.
6. The submersible oscillating water column wave energy converter of claim 4, further comprising a distance sensor secured to an upper end of the stationary column, the distance sensor being electrically connected to the controller, the distance sensor being configured to detect a distance of the water surface from the upper end of the stationary column.
7. The fully submersible oscillating water column wave energy converter according to claim 4, wherein the fixed column has an extending rod extending upward, the extending rod has a bent portion at an upper end thereof, the bent portion is located on the water surface, a distance sensor is mounted at a lower portion of the bent portion, the distance sensor is electrically connected to the controller, and the distance sensor is used for detecting a distance from the water surface to the bent portion.
8. The fully submersible oscillating water column wave energy converter of claim 4, wherein the first and second telescoping members are both electrically powered push rods.
9. The fully submersible oscillating water column wave energy converter of claim 4, wherein the anti-drop chute is T-shaped.
10. A fully submersible oscillating water column wave energy converter as claimed in claim 9 in which there are a plurality of said anti-drop chutes evenly distributed about the centre line of the fixed column.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010777463.4A CN111894787B (en) | 2020-08-05 | 2020-08-05 | Fully submersible oscillating water column wave energy converter |
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| CN202010777463.4A CN111894787B (en) | 2020-08-05 | 2020-08-05 | Fully submersible oscillating water column wave energy converter |
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| CN111894787B CN111894787B (en) | 2021-08-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117469076A (en) * | 2023-12-28 | 2024-01-30 | 中国海洋大学 | Water column type wave energy power generation device with self-adaptive adjusting cavity oscillation combined with fan |
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| CN111894787B (en) | 2021-08-24 |
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