CN114718797B - Ocean current power generation device based on floating breakwater and installation method thereof - Google Patents
Ocean current power generation device based on floating breakwater and installation method thereof Download PDFInfo
- Publication number
- CN114718797B CN114718797B CN202210510036.9A CN202210510036A CN114718797B CN 114718797 B CN114718797 B CN 114718797B CN 202210510036 A CN202210510036 A CN 202210510036A CN 114718797 B CN114718797 B CN 114718797B
- Authority
- CN
- China
- Prior art keywords
- frame
- water turbine
- moon pool
- generator
- turbine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 title claims abstract description 64
- 238000010248 power generation Methods 0.000 title claims abstract description 28
- 238000007667 floating Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 91
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 77
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 230000009471 action Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- 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
- F03B13/08—Machine or engine aggregates in dams or the like; Conduits therefor, e.g. diffusors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7405—Capstans having two or more drums providing tractive force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7442—Capstans having a horizontal rotation axis
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
- E02B3/062—Constructions floating in operational condition, e.g. breakwaters or wave dissipating walls
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention provides a ocean current power generation device based on a floating breakwater and an installation method thereof, the ocean current power generation device comprises a water turbine complete machine, the water turbine complete machine is installed on the breakwater, a moon pool is arranged on the breakwater, the water turbine is installed in the moon pool, the ocean current power generation device further comprises an installation guide device, the installation guide device comprises a fixing frame, a guide rail, a lower guide frame and an upper guide frame, the upper guide frame is slidably installed on the guide rail, the fixing frame is fixedly installed in the moon pool, one end of the lower guide frame is hinged to the fixing frame, the upper guide frame comprises an upper guide seat, a first swinging plate, a second swinging plate, a spring, a pulley, a winch and a steel wire rope, and the installation guide device is installed, so that the water turbine complete machine can be quickly and stably hoisted into the moon pool, and the problem that the floating breakwater machine and the installation ship continuously shake under the action of waves, and the water turbine is not favorable for being hoisted into the moon pool is solved.
Description
Technical Field
The invention particularly relates to a ocean current power generation device based on a floating breakwater and an installation method thereof.
Background
The breakwater is an important component of an artificially-shielded coastal harbor, can defend against wave invasion, block the impact force of waves, protect a harbor pool and maintain the water surface stable; can also play a role in preventing harbor pool siltation and wave erosion of shoreline.
In order to fully utilize the moon pool space to generate electricity, a water turbine generating device is arranged in the moon pool of the breakwater, wave energy is converted into mechanical energy through a water turbine, and then the mechanical energy is converted into electric energy on the premise that the whole appearance of the breakwater is not affected. After the water turbine power generation device is installed and debugged in a factory, the whole machine hoisting is carried out through an installation ship, and the water turbine power generation device is fixed on a moon pool internal fixing frame;
however, due to the fact that the ocean stormy waves are large, the breakwater and the installation ship can shake continuously under the action of the stormy waves, so that the water turbine power generation device cannot accurately enter the moon pool in the installation process, and the installation progress is affected.
Disclosure of Invention
In order to solve the technical problems, the invention provides the ocean current power generation device based on the floating breakwater and the installation method thereof, and the installation guide device is installed, so that the complete machine of the water turbine can be quickly and stably hoisted into the moon pool, and the problems that the floating breakwater and the installation ship continuously shake and oscillate under the action of waves, and the complete machine of the water turbine is not beneficial to being hoisted into the moon pool smoothly are solved.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a ocean current power generation device based on floating breakwater, includes the hydraulic turbine complete machine, the hydraulic turbine complete machine is installed on the breakwater, be provided with the moon pool on the breakwater, the hydraulic turbine complete machine is installed in the moon pool, its characterized in that: still including installation guiding device, installation guiding device includes mount, guide rail, lower leading truck and last leading truck, the guide rail is along moon pool length direction symmetry installation, go up leading truck slidable mounting on the guide rail, mount fixed mounting is in the moon pool, the one end of lower leading truck articulates on the mount, when the mount is fixed in the moon pool, the other end of lower leading truck supports in the moon pool lateral wall, lower leading truck is along moon pool length direction symmetry installation, go up the leading truck and include guide holder, first swing plate, second swing plate, spring, pulley, hoist engine and wire rope, go up the guide holder and include swash plate, riser and bottom plate, swash plate, riser and bottom plate head-to-tail connection form the cross-section and be triangle-shaped's last guide holder, be provided with the breach on the swash plate, first swing plate and second swing plate are respectively through pivot movable mounting in the breach, first swing plate passes through spring coupling on the swash plate, the second swing plate passes through spring coupling on the riser, hoist engine and wire rope are installed in the frame and the complete turbine (complete machine, complete machine and complete machine are installed in the bridge crane form of frame, the turbine is installed to the bridge (6), the turbine is installed to the bridge crane is installed to the bridge (6).
In the above structure: the invention provides a ocean current power generation device based on a floating breakwater, which comprises a complete turbine, wherein the complete turbine is arranged on the breakwater, a moon pool is arranged on the breakwater, the turbine is arranged in the moon pool, and the ocean current power generation device is also provided with an installation guide device, the installation guide device comprises a fixing frame, a guide rail, a lower guide frame and an upper guide frame, when the ocean current power generation device is used, two lower guide frames are symmetrically arranged on the left side and the right side in the moon pool, and two upper guide frames are arranged at the front and rear positions of the moon pool above the breakwater; under the condition of shaking, the whole hydraulic turbine is accurately hoisted into the moon pool through the upper guide frames and the lower guide frames in four directions, the upper guide frames are removed after the whole hydraulic turbine is installed, and the lower guide frames can be reserved as channels for maintenance installers and trolleys to enter the whole hydraulic turbine;
the whole hydraulic turbine comprises a hydraulic turbine frame, a hydraulic turbine, a generator and a control device, wherein the hydraulic turbine frame is in a prismatic table shape with a small bottom opening, the hydraulic turbine is arranged in the hydraulic turbine frame, the generator and the control device are connected with the hydraulic turbine, and the lower end of the hydraulic turbine frame adopts a conical shape, so that the hydraulic turbine is more beneficial to installation and guiding;
according to the characteristics of offshore hoisting, the invention designs the swing plate type guide frame, so that the length direction of the moon pool is X-direction for convenience of explanation; the width direction of the moon pool is Y direction, when the whole machine of the water turbine is installed in Y direction and is deviated or blocked, the corresponding swinging plate can rotate for a certain angle, so that the guiding angle of the upper guide plate reaches the optimal angle, and the accurate guiding of the whole machine of the water turbine is facilitated; when the X direction deviation is larger, the swing plate of the upper guide frame can clamp the whole water turbine to be matched with the installation ship for adjusting the X direction, and the swing plate is rotated in the opposite direction after centering the X direction, so that the whole water turbine can effectively slide into the moon pool, the installation time is shortened, and the installation efficiency is improved.
As a further improvement of the invention: the water turbine also comprises a sunshade frame, wherein the sunshade frame is arranged above the whole water turbine.
In the above structure: in order to prevent overheat of the direct solar power generation device, a sunshade frame is arranged above the power generation device.
As a further improvement of the invention: the generator and the control device comprise a generator cover, a generator, a control system and a generator frame, wherein the generator frame is fixed above the water turbine frame, the control system is connected with the generator, the generator is fixed on the generator frame, and the generator cover is sleeved on the generator frame.
As a further improvement of the invention: the water turbine comprises a connecting shaft, a water turbine main shaft and blades, wherein the blades are provided with three blades which are respectively arranged on the water turbine main shaft, the water turbine main shaft is connected to the connecting shaft, and the connecting shaft is connected with a generator.
As a further improvement of the invention: the hydraulic turbine further comprises a sealing cover, wherein the sealing cover is positioned in the hydraulic turbine frame, and the sealing cover is sleeved on the connecting shaft.
In the above structure: the whole water turbine comprises a water turbine, a water turbine frame, a generator and a control device, wherein the water turbine consists of three turbine blades, a water turbine main shaft and a connecting shaft, and the whole water turbine is installed and debugged on land; the two ends of the water turbine are vertically arranged in the water turbine frame through bearings and can freely rotate along the axial direction, and the side frame is fixed on the frameless side of the water turbine frame through a bolt component; the generator frame is fixedly arranged above the water turbine frame, and the control system and the generator are both fixed on the motor frame and coaxially rotate with the connecting shaft of the water turbine through the coupler.
As a further improvement of the invention: the hydraulic turbine frame comprises a rectangular frame and a quadrangular frustum frame, wherein the quadrangular frustum frame is connected below the rectangular frame, a side frame is arranged on the rectangular frame, and the side frame is fixed on the rectangular frame through bolts.
In the above structure: the hydraulic turbine frame includes rectangular frame and quadrangular frustum frame, and quadrangular frustum frame connects in rectangular frame below, and the hydraulic turbine frame lower extreme has adopted the taper shape to more do benefit to the installation direction, the side bearer passes through the bolt fastening on rectangular frame, can dismantle and overhaul and change the hydraulic turbine.
As a further improvement of the invention: the first swing plate and the second swing plate are respectively provided with a swing plate pull rod, the swing plate pull rods are provided with steel wire rope rings, and the pulleys are connected to the steel wire rope rings through steel wires.
In the above structure: the first swing plate and the second swing plate are respectively provided with a swing plate pull rod, the swing plate pull rods are provided with steel wire rope rings, and the steel wire rope rings are connected through steel wire ropes, so that a winch can conveniently pull the first swing plate and the second swing plate to swing.
As a further improvement of the invention: the novel sliding plate comprises a bottom plate, and is characterized by further comprising a sliding bar, a driving motor and a pinion, wherein the driving motor and the sliding bar are respectively fixed at the bottom of the bottom plate, the pinion is installed on an output shaft of the driving motor, a rack is arranged on a guide rail along the length direction of the guide rail, the pinion is meshed with the rack, rollers are arranged on the sliding bar, and the rollers are installed at equal intervals in the length direction of the sliding bar.
In the above structure: the driving motor and the sliding strip are respectively fixed at the bottom of the bottom plate, the pinion is mounted on an output shaft of the driving motor and meshed with the rack, after the driving motor is started, the upper guide frame can be driven to move on the guide rail through the meshing of the pinion and the rack, and the roller is arranged on the sliding strip, so that the upper guide frame can move more conveniently and rapidly.
A method for installing a ocean current power generation device based on a floating breakwater is characterized in that: the method comprises the following steps:
step 1: four guide rails are arranged on the breakwater and are arranged on two sides of the moon pool along the length direction of the moon pool, an upper guide frame is arranged on the guide rails, a fixed frame is welded in the moon pool, and a lower guide frame is welded on the fixed frame;
step 2: assembling and debugging the whole water turbine on land, and transporting the whole water turbine to a designated place to wait for installation by using a transport vehicle after no fault is confirmed after the debugging is finished;
step 3: the whole hydraulic turbine is lifted by the installation ship, the upper guide frame moves to the position of the corresponding moon pool along the guide rail under the drive of the drive motor, the whole hydraulic turbine is lifted into the corresponding moon pool of the breakwater by the installation ship under the guidance of the front, back, left and right of the upper guide frame and the lower guide frame, and is fixed on the fixing frame by bolts; in the hoisting process, the first swing plate and the second swing plate of the upper guide frame can also rotate to an ideal angle according to the actual hoisting state, so that the whole water turbine enters the moon pool more quickly and accurately;
step 4: after the installation, except the lower guide frame is reserved, the rest parts are removed, and after the removal is finished, the sunshade frame is installed above the whole water turbine.
Compared with the prior art, the invention has the beneficial effects that:
1. the installation structure of the whole water turbine adopts a two-end fixed type; the overall structural stability of the power generation device is effectively improved;
2. according to the invention, by installing the installation guide device, the complete machine of the water turbine can be quickly and stably hoisted into the moon pool, and the problems that the complete machine of the water turbine is not easy to hoist into the moon pool due to continuous shaking and vibration of the floating breakwater and the installation ship under the action of waves are solved.
3. According to the characteristics of offshore hoisting, a swinging plate type guide frame is provided, when the whole turbine is installed in the Y direction and is deviated or blocked, the corresponding swinging plate can rotate for a certain angle, so that the guide angle of the upper guide plate reaches the optimal angle, and the accurate guide of the whole turbine is facilitated; when the X direction deviates greatly, the swing plate of the upper guide frame can also clamp the whole water turbine to be matched with the installation ship for adjusting the X direction, and when the X direction is centered, the swing plate is rotated in the opposite direction, so that the whole water turbine can effectively slide into the moon pool, the installation time is shortened, and the installation efficiency is improved;
4. the movable upper guide frame is adopted, so that the installation efficiency is improved;
5. the lower end of the hydraulic turbine frame adopts a conical shape, thereby being more beneficial to installation and guiding.
Drawings
FIG. 1 is a schematic view of a power generation device according to the present invention;
FIG. 2 is a schematic bottom view of a power plant of the present invention;
FIG. 3 is an exploded view of the power generation device of the present invention;
FIG. 4 is a schematic diagram of the overall structure of the water turbine of the present invention;
FIG. 5 is an exploded view of the overall water turbine of the present invention;
FIG. 6 is a schematic view of a water turbine structure in accordance with the present invention;
FIG. 7 is a schematic view of the structure of the installation guide of the present invention;
FIG. 8 is an enlarged partial schematic view of the installation guide of the present invention;
FIG. 9 is a schematic view of an installation of a power plant and installation guides of the present invention;
FIG. 10 is a schematic view 1 of the upper guide frame structure in the present invention;
FIG. 11 is a schematic view of the upper guide frame structure 2 in the present invention;
FIG. 12 is a schematic view of a second wobble plate winding in accordance with the invention;
FIG. 13 is a schematic view of the upper guide holder structure in the present invention;
FIG. 14 is a schematic view of the bottom structure of the upper guide holder of the present invention;
FIG. 15 is a schematic view of a second wobble plate structure according to the present invention;
fig. 16 is a schematic view of a fixing frame structure in the present invention.
List of reference numerals:
1. a breakwater; 2. a moon pool; 3. sunshade shed frame; 4. a hydraulic wheel complete machine; 41. a water turbine; 411. a connecting shaft; 412. a main shaft of the water turbine; 413. a blade; 42. a turbine frame; 43. a sealing cover; 44. a generator and a control device; 441. a generator cover; 442. a generator; 443. a control system; 444. a generator frame; 5. a side frame; 6. a fixing frame; 7. a guide rail; 8. a lower guide frame; 9. an upper guide frame; 91. an upper guide seat; 92. a first swing plate; 93. a second swing plate; 94. a spring; 95. a pulley; 96. a hoist; 97. a wire rope; 98. a driving motor; 99. a pinion gear; 991. a rack; 992. a rotating shaft; 993. swing plate pull rod; 994. a support column; 995. a roller; 996. a wire rope loop.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 1-16: the invention provides a ocean current power generation device based on a floating breakwater, which comprises a complete turbine 4, wherein the complete turbine 4 is arranged on a breakwater 1, a moon pool 2 is arranged on the breakwater 1, the complete turbine 4 is arranged in the moon pool 2, the ocean current power generation device further comprises an installation guide device, the installation guide device comprises a fixing frame 6, a guide rail 7, a lower guide frame 8 and an upper guide frame 9, the guide rail 7 is symmetrically arranged along the length direction of the moon pool 2, the upper guide frame 9 is slidingly arranged on the guide rail 7, the fixing frame 6 is fixedly arranged in the moon pool 2, one end of the lower guide frame 8 is hinged on the fixing frame 6, when the fixing frame 6 is fixed in the moon pool 2, the other end of the lower guide frame 8 is propped against the side wall of the moon pool 2, the lower guide frame 8 is symmetrically arranged along the length direction of the moon pool 2, the upper guide frame 9 comprises an upper guide seat 91, a first swinging plate 92, a second swinging plate 93, a spring 94, a pulley 95, a winch 96 and a steel wire rope 97, the upper guide seat 91 comprises an inclined plate, a vertical plate and a bottom plate, the inclined plate, the vertical plate and the bottom plate are connected end to form the upper guide seat 91 with a triangular section, a notch is formed in the inclined plate, the first swinging plate 92 and the second swinging plate 93 are movably mounted in the notch through a rotating shaft 992 respectively, the first swinging plate 92 is connected to the inclined plate through the spring 94, the second swinging plate 93 is connected to the inclined plate through the spring 94, the pulley 95 and the winch 96 are respectively fixed to the bottom plate, the steel wire rope 97 is connected to the first swinging plate 92 and the second swinging plate 93 through the pulley 95, and when the water turbine complete machine 4 is mounted in the fixing frame 6, the water turbine 4 is respectively abutted to the first swinging plate 92, between second swinging plate 93 and lower leading truck 8, hydraulic turbine complete machine 4 includes hydraulic turbine frame 42, hydraulic turbine 41 and generator and controlling means 44, hydraulic turbine frame 42 is the big prismatic platform form of end osculum, hydraulic turbine 41 installs in hydraulic turbine frame 42, generator and controlling means 44 connect hydraulic turbine 41.
The invention provides a ocean current power generation device based on a floating breakwater, which comprises a complete turbine 4, wherein the complete turbine 4 is arranged on a breakwater 1, a moon pool 2 is arranged on the breakwater 1, the complete turbine 4 is arranged in the moon pool 2, and the ocean current power generation device is also provided with an installation guide device, the installation guide device comprises a fixing frame 6, a guide rail 7, a lower guide frame 8 and an upper guide frame 9, when in use, two lower guide frames 8 are symmetrically arranged at the left side and the right side in the moon pool 2, and two upper guide frames 9 are arranged at the front and the rear positions of the moon pool 2 above the breakwater 1; under the condition of shaking, the whole hydraulic turbine 4 is accurately hoisted into the moon pool 2 through the upper guide frames 9 and the lower guide frames 8 in four directions, the upper guide frames 9 are removed after the whole hydraulic turbine is installed, and the lower guide frames 8 can be reserved as channels for maintenance installers and trolleys to enter the whole hydraulic turbine 4;
the whole hydraulic turbine 4 comprises a hydraulic turbine frame 42, a hydraulic turbine 41 and a generator and control device 44, wherein the hydraulic turbine frame 42 is in a prismatic table shape with a small bottom opening and a large size, the hydraulic turbine 41 is arranged in the hydraulic turbine frame 42, the generator and the control device 44 are connected with the hydraulic turbine 41, and the lower end of the hydraulic turbine frame 42 adopts a conical shape, so that the installation and the guide are facilitated;
according to the characteristics of offshore hoisting, the invention designs the swing plate type guide frame, so that the length direction of the moon pool 2 is the X direction for convenience of explanation; the width direction of the moon pool 2 is Y direction, when the whole water turbine is installed in Y direction and is deviated or blocked, the corresponding swinging plate can rotate for a certain angle, so that the guiding angle of the upper guide plate reaches the optimal angle, and the accurate guiding of the whole water turbine 4 is facilitated; when the X-direction deviation is large, the swing plate of the upper guide frame can clamp the whole hydraulic turbine 4 to be matched with the installation ship for adjusting the X-direction, and the swing plate is rotated in the opposite direction after centering the X-direction, so that the whole hydraulic turbine 4 can effectively slide into the moon pool 2, the installation time is shortened, and the installation efficiency is improved.
In this embodiment: the water turbine is characterized by further comprising a sunshade frame 3, wherein the sunshade frame 3 is arranged above the whole water turbine 4. In order to prevent overheating of the direct solar power generation device, a sunshade frame 3 is installed above the generator 442 device.
In this embodiment: the generator and control device 44 comprises a generator cover 441, a generator 442, a control system 443 and a generator frame 444, wherein the generator frame 444 is fixed above the water turbine frame 42, the control system 443 is connected with the generator 442, the generator 442 is fixed on the generator frame 444, and the generator cover 441 is sleeved on the generator frame 444.
The water turbine 41 comprises a connecting shaft 411, a water turbine main shaft 412 and three blades 413, wherein the three blades 413 are respectively arranged on the water turbine main shaft 412, the water turbine main shaft 412 is connected with the connecting shaft 411, and the connecting shaft 411 is connected with a generator 442.
And the water turbine further comprises a sealing cover 43, wherein the sealing cover 43 is positioned in the water turbine frame 42, and the sealing cover 43 is sleeved on the connecting shaft 411.
The whole hydraulic turbine 4 comprises a hydraulic turbine 41, a hydraulic turbine frame 42, a generator and a control device 44, wherein the hydraulic turbine 41 consists of three turbine blades 413, a hydraulic turbine main shaft 412 and a connecting shaft 411, and the whole hydraulic turbine 4 is installed and debugged on land; the two ends of the water turbine 41 are vertically arranged in the water turbine frame 42 through bearings and can freely rotate along the axial direction, and the side frame 5 is fixed on the non-frame side of the water turbine frame 42 through a bolt assembly; the generator frame 444 is fixedly installed above the turbine frame 42, and the control system 443 and the generator 442 are both fixed to the motor frame and coaxially rotated with the connection shaft 411 of the turbine 41 through a coupling.
In this embodiment: the turbine frame 42 includes a rectangular frame and a quadrangular frustum frame, the quadrangular frustum frame is connected below the rectangular frame, a side frame 5 is provided on the rectangular frame, and the side frame 5 is fixed on the rectangular frame through bolts. The hydraulic turbine frame 42 includes a rectangular frame and a quadrangular frustum frame, the quadrangular frustum frame is connected below the rectangular frame, and the lower end of the hydraulic turbine frame 42 adopts a conical shape, so that installation and guiding are facilitated, the side frame 5 is fixed on the rectangular frame through bolts, and the hydraulic turbine 41 can be disassembled for maintenance and replacement.
In this embodiment: swing plate pull rods 993 are respectively arranged on the first swing plate 92 and the second swing plate 93, a steel wire rope ring 996 is arranged on the swing plate pull rods 993, and the steel wire rope 97 is connected to the steel wire rope ring 996 through pulleys 95. The first swing plate 92 and the second swing plate 93 are respectively provided with a swing plate pull rod 993, the swing plate pull rod 993 is provided with a steel wire rope ring 996, one end of the steel wire rope 97 is connected to the steel wire rope ring 996, and the winch 96 can conveniently pull the first swing plate 92 and the second swing plate 93 to swing.
In this embodiment: still include draw runner, driving motor 98 and pinion 99, driving motor 98 and draw runner are fixed in the bottom plate bottom respectively, pinion 99 installs on driving motor 98's output shaft, be provided with rack 991 along its length direction on the guide rail 7, pinion 99 and rack 991 meshing are connected, be provided with roller 995 on the draw runner, equidistant installation of roller 995 in draw runner length direction. The driving motor 98 and the sliding strip are respectively fixed at the bottom of the bottom plate, the pinion 99 is arranged on an output shaft of the driving motor 98, the pinion 99 is meshed with the rack 991, after the driving motor 98 is started, the upper guide frame can be driven to move on the guide rail 7 through the meshing of the pinion 99 and the rack 991, and the roller 995 is arranged on the sliding strip, so that the upper guide frame can move more conveniently and rapidly.
A method for installing a ocean current power generation device based on a floating breakwater comprises the following steps:
step 1: four guide rails 7 are arranged on the breakwater 1, the four guide rails 7 are arranged on two sides of the moon pool 2 along the length direction of the moon pool 2, an upper guide frame 9 is arranged on the guide rails 7, a fixed frame 6 is welded in the moon pool 2, and a lower guide frame 8 is welded on the fixed frame 6;
step 2: assembling and debugging the whole water turbine 4 on land, and transporting the whole water turbine 4 to a designated place to wait for installation by using a transport vehicle after no fault is confirmed after the debugging is finished;
step 3: the whole hydraulic turbine 4 is lifted by a mounting ship, the whole hydraulic turbine 4 is lifted above a corresponding moon pool, an upper guide frame 9 is driven by a driving motor 98 to move to the position of the corresponding moon pool 2 along a guide rail 7, the whole hydraulic turbine 4 is lifted into the corresponding moon pool 2 of a breakwater 1 by the mounting ship under the guidance of the front, back, left and right of the upper guide frame 9 and a lower guide frame 8, and is fixed on a fixing frame 6 by bolts, after the whole hydraulic turbine 4 is mounted, two upper guide frames 9 drive the upper guide frames 9 to move to the position of the other moon pool 2 by a pinion 99 under the action of the driving motor 98, and the lifting of the next hydraulic turbine 4 is waited for repeatedly; in the hoisting process, the first swing plate 92 and the second swing plate 93 of the upper guide frame 9 can also rotate to an ideal angle according to the actual hoisting state, so that the whole water turbine 4 enters the moon pool 2 more quickly and accurately;
step 4: after the installation, except the lower guide frame is reserved, the rest parts are removed, and after the removal is finished, the sunshade frame 3 is installed above the whole water turbine 4.
1. The installation structure of the whole water turbine 4 adopts a two-end fixed type; the overall structural stability of the power generation device is effectively improved;
2. according to the invention, by installing the installation guide device, the complete machine 4 of the water turbine can be quickly and stably hoisted into the moon pool 2, and the problems that the floating breakwater 1 and the installation vessel continuously shake and oscillate under the action of waves, so that the complete machine 4 of the water turbine is not beneficial to being hoisted into the moon pool 2 smoothly are solved.
3. According to the characteristics of offshore hoisting, a swinging plate type guide frame is provided, when the whole turbine is installed in the Y direction and is deviated or blocked, the corresponding swinging plate can rotate for a certain angle, so that the guide angle of the upper guide plate reaches the optimal angle, and the accurate guide of the whole turbine 4 is facilitated; when the X direction deviates greatly, the swing plate of the upper guide frame can also clamp the whole hydraulic turbine 4 to be matched with the installation vessel for adjusting the X direction, and when the X direction is centered, the swing plate is rotated in the opposite direction, so that the whole hydraulic turbine 4 can effectively slide into the moon pool 2, the installation time is shortened, and the installation efficiency is improved;
4. the movable upper guide frame 9 is adopted, so that the installation efficiency is improved;
5. the lower end of the turbine frame 42 has a pyramid shape so as to facilitate installation and guiding.
The above description is only of the preferred embodiment of the present invention, and is not intended to limit the present invention in any other way, but is intended to cover any modifications or equivalent variations according to the technical spirit of the present invention, which fall within the scope of the present invention as defined by the appended claims.
Claims (9)
1. Ocean current power generation device based on floating breakwater, including hydraulic turbine complete machine (4), hydraulic turbine complete machine (4) are installed on breakwater (1), be provided with moon pool (2) on breakwater (1), hydraulic turbine complete machine (4) are installed in moon pool (2), its characterized in that: the device comprises a fixing frame (6), a guide rail (7), a lower guide frame (8) and an upper guide frame (9), wherein the guide rail (7) is symmetrically installed along the length direction of the moon pool (2), the upper guide frame (9) is slidably installed on the guide rail (7), the fixing frame (6) is fixedly installed in the moon pool (2), one end of the lower guide frame (8) is hinged on the fixing frame (6), when the fixing frame (6) is fixed in the moon pool (2), the other end of the lower guide frame (8) is propped against the side wall of the moon pool (2), the lower guide frame (8) is symmetrically installed along the length direction of the moon pool (2), the upper guide frame (9) comprises an upper guide seat (91), a first swinging plate (92), a second swinging plate (93), a spring (94), a pulley (95), a winch (96) and a steel wire rope (97), the upper guide seat (91) comprises an inclined plate, a vertical plate and a bottom plate, and a triangle (92) are connected with the first swinging plate (92) through the first swinging plate and the second swinging plate (92) through the first swinging plate (92), the second swinging plate (93) is connected to the inclined plate through a spring (94), the pulley (95) and the winch (96) are respectively fixed to the bottom plate, the winch (96) is connected with a steel wire rope (97), the steel wire rope (97) penetrates through the pulley (95) to be respectively connected to the first swinging plate (92) and the second swinging plate (93), the whole water turbine (4) is installed in the fixing frame (6), the whole water turbine (4) comprises a water turbine frame (42), a water turbine (41) and a generator and a control device (44), the water turbine frame (42) is in a prismatic table shape with a small bottom opening, the water turbine (41) is installed in the water turbine frame (42), and the generator and the control device (44) are connected with the water turbine (41).
2. A floating breakwater-based ocean current power plant according to claim 1, wherein: the water turbine is characterized by further comprising a sunshade frame (3), wherein the sunshade frame (3) is arranged above the whole water turbine (4).
3. A floating breakwater-based ocean current power plant according to claim 1, wherein: the generator and control device (44) comprises a generator cover (441), a generator (442), a control system (443) and a generator frame (444), wherein the generator frame (444) is fixed above the water turbine frame (42), the control system (443) is connected with the generator (442), the generator (442) is fixed on the generator frame (444), and the generator cover (441) is sleeved on the generator frame (444)
And (3) upper part.
4. A floating breakwater-based ocean current power plant according to claim 3, wherein: the water turbine (41) comprises a connecting shaft (411), a water turbine main shaft (412) and blades (413), wherein three blades are arranged on the blades (413), the blades are respectively arranged on the water turbine main shaft (412), the water turbine main shaft (412) is connected to the connecting shaft (411), and the connecting shaft (411) is connected with a generator (442).
5. A floating breakwater-based ocean current power plant according to claim 4, wherein: the hydraulic turbine further comprises a sealing cover (43), wherein the sealing cover (43) is positioned in the hydraulic turbine frame (42), and the sealing cover (43) is sleeved on the connecting shaft (411).
6. A floating breakwater-based ocean current power plant according to claim 1, wherein: the hydraulic turbine frame (42) comprises a rectangular frame and a quadrangular frustum frame, wherein the quadrangular frustum frame is connected below the rectangular frame, a side frame (5) is arranged on the rectangular frame, and the side frame (5) is fixed on the rectangular frame through bolts.
7. A floating breakwater-based ocean current power plant according to claim 1, wherein: swing plate pull rods (993) are respectively arranged on the first swing plate (92) and the second swing plate (93), steel wire rope rings (996) are arranged on the swing plate pull rods (993), and the steel wire ropes (97) are connected to the steel wire rope rings (996) through pulleys (95).
8. A floating breakwater-based ocean current power plant according to claim 1, wherein: still include draw runner, driving motor (98) and pinion (99), driving motor (98) and draw runner are fixed in the bottom plate bottom respectively, pinion (99) are installed on the output shaft of driving motor (98), be provided with rack (991) along its length direction on guide rail (7), pinion (99) are connected with rack (991) meshing, be provided with roller (995) on the draw runner, equidistant installation of roller (995) in draw runner length direction.
9. A method of installing a floating breakwater-based ocean current power plant according to any one of claims 1-8, wherein: the method comprises the following steps:
step 1: four guide rails (7) are arranged on the breakwater (1), the four guide rails (7) are arranged on two sides of the moon pool (2) along the length direction of the moon pool (2), guide frames (9) are arranged on the guide rails (7), a fixed frame (6) is welded in the moon pool (2), and a lower guide frame (8) is welded on the fixed frame (6);
step 2: assembling and debugging the whole water turbine (4) on land, and transporting the whole water turbine to a designated place by using a transport vehicle to wait for installation after no fault is confirmed after the debugging is finished;
step 3: the whole hydraulic turbine (4) is lifted by a mounting ship, an upper guide frame (9) is driven by a driving motor (98) to move to the position of a corresponding moon pool (2) along a guide rail (7), the whole hydraulic turbine (4) is lifted above the moon pool, the whole hydraulic turbine (4) is lifted into the corresponding moon pool (2) of a breakwater (1) by the mounting ship under the guidance of the upper guide frame (9) and a lower guide frame (8) from front to back and left to right, and is fixed on a fixing frame (6) by bolts, and after the whole hydraulic turbine (4) is mounted, the two upper guide frames (9) are driven by a pinion (99) to move to the position of the other moon pool (2) under the action of the driving motor (98), and the lifting of the whole hydraulic turbine (4) is waited for next time; in the hoisting process, the first swing plate (92) and the second swing plate (93) of the upper guide frame (9) can also rotate to an ideal angle according to the actual hoisting state, so that the whole water turbine (4) can enter the moon pool (2) more quickly and accurately;
step 4: after the installation, except the lower guide frame is reserved, the rest parts are removed, and after the removal is finished, a sunshade frame (3) is installed above the whole water turbine (4).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022104979612 | 2022-05-07 | ||
| CN202210497961 | 2022-05-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114718797A CN114718797A (en) | 2022-07-08 |
| CN114718797B true CN114718797B (en) | 2023-05-23 |
Family
ID=82231726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210510036.9A Active CN114718797B (en) | 2022-05-07 | 2022-05-11 | Ocean current power generation device based on floating breakwater and installation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114718797B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016144310A1 (en) * | 2015-03-09 | 2016-09-15 | Gorman Thomas Gregory | Floating moon pool hydraulic pump |
| CN105971813A (en) * | 2016-07-08 | 2016-09-28 | 大连理工大学 | Wave energy power station structure integrating bulwark function |
| US10040514B1 (en) * | 2017-07-05 | 2018-08-07 | Dalian University Of Technology | Testing device for model of floating gate and method of using the same |
| CN109750645A (en) * | 2019-03-05 | 2019-05-14 | 哈尔滨工程大学 | The comb type breakwater of integrated wave energy and tidal current energy generating equipment |
| CN110409367A (en) * | 2019-08-27 | 2019-11-05 | 天津大学 | Using the floating pectination breakwater device of wave energy and application |
| CN209892376U (en) * | 2019-05-27 | 2020-01-03 | 哈尔滨工程大学 | Fixed wave-current combined power generation device |
| CN110725276A (en) * | 2019-11-08 | 2020-01-24 | 江苏科技大学 | Floating breakwater for coupling flexible floater power generation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6863806B2 (en) * | 2002-04-04 | 2005-03-08 | Lunatech, Llc | Barge-mounted tidal-powered desalinization system |
-
2022
- 2022-05-11 CN CN202210510036.9A patent/CN114718797B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016144310A1 (en) * | 2015-03-09 | 2016-09-15 | Gorman Thomas Gregory | Floating moon pool hydraulic pump |
| CN105971813A (en) * | 2016-07-08 | 2016-09-28 | 大连理工大学 | Wave energy power station structure integrating bulwark function |
| US10040514B1 (en) * | 2017-07-05 | 2018-08-07 | Dalian University Of Technology | Testing device for model of floating gate and method of using the same |
| CN109750645A (en) * | 2019-03-05 | 2019-05-14 | 哈尔滨工程大学 | The comb type breakwater of integrated wave energy and tidal current energy generating equipment |
| CN209892376U (en) * | 2019-05-27 | 2020-01-03 | 哈尔滨工程大学 | Fixed wave-current combined power generation device |
| CN110409367A (en) * | 2019-08-27 | 2019-11-05 | 天津大学 | Using the floating pectination breakwater device of wave energy and application |
| CN110725276A (en) * | 2019-11-08 | 2020-01-24 | 江苏科技大学 | Floating breakwater for coupling flexible floater power generation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114718797A (en) | 2022-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102171451B (en) | Maintenance system for wind turbine equipment | |
| CN109371970B (en) | Single pile sinking stable platform for offshore wind power and positioning method thereof | |
| CN103925172A (en) | Integral mounting assisting device and mounting method for tension leg type offshore floating wind turbine | |
| CN108951593B (en) | Marine fan installation system and installation method based on four-barrel jacket composite foundation | |
| CN114718797B (en) | Ocean current power generation device based on floating breakwater and installation method thereof | |
| CN216025759U (en) | A portable spraying device for wind-powered electricity generation tower single pile | |
| CN110566398A (en) | Yaw tidal current energy generator set and yaw method thereof | |
| CN102261057A (en) | Bridge type trash remover | |
| CN210315551U (en) | Local convertible single pile embracing pile ware | |
| LU502335B1 (en) | Assembly tooling for impeller of wind turbine | |
| CN214828450U (en) | Gear box and generator replacing system of offshore double-fed wind generating set | |
| CN213059847U (en) | Blade hoisting adjusting device for wind driven generator | |
| CN201148934Y (en) | River electric generating apparatus | |
| CN208762989U (en) | Offshore wind turbine installation system based on four barrels of jacket composite foundations | |
| CN112523921A (en) | Multi-body power generation ship capable of generating tidal current energy and river energy | |
| CN217950576U (en) | Buoyancy power generation equipment | |
| CN116201693B (en) | Self-propelled self-elevating fan mounting ship and mounting method | |
| CN118008705B (en) | Blade mounting system and method for wind turbine generator in floating type offshore wind power system | |
| CN219341559U (en) | Lifting support for nuclear power plant underwater detection sonar | |
| CN212374825U (en) | Foldable manned platform for maintaining outer wall of wind power tower | |
| CN110271975A (en) | Small space is lauched middle steel platform and removes device | |
| CN211228707U (en) | Seawater lifting tower convenient for replacing driving device | |
| CN220977994U (en) | Underwater pile cutting device | |
| CN217580052U (en) | Sectional type jacket structure capable of being spliced | |
| CN220395901U (en) | Land wind driven generator bearing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |