CN114718797A - 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
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- CN114718797A CN114718797A CN202210510036.9A CN202210510036A CN114718797A CN 114718797 A CN114718797 A CN 114718797A CN 202210510036 A CN202210510036 A CN 202210510036A CN 114718797 A CN114718797 A CN 114718797A
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- 238000009434 installation Methods 0.000 title claims abstract description 61
- 238000010248 power generation Methods 0.000 title claims abstract description 31
- 238000007667 floating Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 230000009471 action Effects 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims description 6
- 239000011435 rock Substances 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 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
- 230000010355 oscillation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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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
- F03B13/08—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
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- 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
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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
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- 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
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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)
- 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 floating breakwater-based ocean current power generation device and an installation method thereof, and the device comprises a water turbine complete machine, wherein the water turbine complete machine is installed on a breakwater, a moon pool is arranged on the breakwater, the water turbine is installed in the moon pool, the device also comprises an installation guide device, the installation guide device comprises a fixed 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 fixed frame is fixedly installed in the moon pool, one end of the lower guide frame is hinged on the fixed frame, the upper guide frame comprises an upper guide seat, a first swing plate, a second swing plate, a spring, a pulley, a winch and a steel wire rope, the installation guide device is installed, the water turbine complete machine can be quickly and stably hoisted into the moon pool, and the problem that the floating breakwater and an installation ship continuously rock and oscillate under the action of waves is solved, the problem that the whole water turbine is not favorably hoisted into the moon pool smoothly is solved.
Description
Technical Field
The invention particularly relates to a floating breakwater-based ocean current power generation device and an installation method thereof.
Background
The breakwater is an important component of a manually-shielded coastal port, can defend wave invasion, block the impact force of waves, enclose a port pool and maintain the stability of the water surface; and the function of preventing harbor basin siltation and wave erosion of shore lines can be achieved.
The breakwater is internally provided with a plurality of moon pools, and in order to fully utilize the moon pool space for power generation, the hydraulic turbine power generation device is arranged in the moon pool of the breakwater, so that the wave energy is converted into the mechanical energy through the hydraulic turbine on the premise of not influencing the overall appearance of the breakwater, and then the mechanical energy is converted into the electric energy. After the water turbine power generation device is installed and debugged in a factory, the whole machine is hoisted through an installation ship, and the water turbine power generation device is fixed on a fixing frame in the moon pool;
however, the sea has large storm, the breakwater and the installation ship can continuously shake under the action of the storm, so that the water turbine power generation device cannot accurately enter the moon pool in the installation process, and the installation progress is influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides an ocean current power generation device based on a floating breakwater and an installation method thereof.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an ocean current power generation facility 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: the device comprises a moon pool, a guide rail, a lower guide frame and an upper guide frame, wherein the guide rail is symmetrically installed along the length direction of the moon pool, the upper guide frame is slidably installed on the guide rail, the fixed frame is fixedly installed in the moon pool, one end of the lower guide frame is hinged on the fixed frame, when the fixed frame is fixed in the moon pool, the other end of the lower guide frame is abutted against the side wall of the moon pool, the lower guide frame is symmetrically installed along the length direction of the moon pool, the upper guide frame comprises an upper guide seat, a first swing plate, a second swing plate, a spring, a pulley, a winch and a steel wire rope, the upper guide seat 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 with a triangular cross section, a notch is formed in the inclined plate, and the first swing plate and the second swing plate are movably installed in the notch through rotating shafts respectively, first swing plate passes through spring coupling on the swash plate, the second swing plate passes through spring coupling on the riser, pulley and hoist engine are fixed respectively on the bottom plate, be connected with wire rope on the hoist engine, wire rope passes the pulley and connects respectively on first swing plate and second swing plate, and install in mount (6) hydraulic turbine complete machine (4), the hydraulic turbine complete machine includes water turbine frame, the hydraulic turbine and generator and controlling means, the water turbine frame is the big terrace with edge form of end osculum, the hydraulic turbine is installed in water turbine frame, generator and controlling means connect the hydraulic turbine.
In the above structure: the invention provides a floating breakwater-based ocean current power generation device, which comprises a water turbine complete machine, wherein the water turbine complete machine is installed on a breakwater, a moon pool is arranged on the breakwater, the water turbine is installed in the moon pool, and an installation guide device is also arranged, the installation guide device comprises a fixed frame, a guide rail, a lower guide frame and an upper guide frame, when in use, two lower guide frames are symmetrically installed at the left side and the right side in the moon pool, and two upper guide frames are installed at the front position and the rear position of the moon pool above the breakwater; the hydraulic turbine complete machine is conveniently and accurately hoisted into a moon pool through the upper guide frame and the lower guide frame in four directions under the condition of shaking, the upper guide frame is dismantled after the installation is completed, and the lower guide frame can be reserved as a passage for maintenance and installation personnel and a trolley to enter the hydraulic turbine complete machine;
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 frustum shape with a small bottom opening;
according to the characteristics of offshore hoisting, the length direction of the moon pool is in the X direction for convenience of explanation by designing the swing plate type guide frame; the width direction of the moon pool is Y direction, when the Y direction of the whole water turbine is deviated or blocked, the corresponding swing plate can rotate a certain angle, so that the guide angle of the upper guide plate reaches the optimal angle, and the accurate guide of the whole water turbine is facilitated; when the X direction is deviated greatly, the water turbine complete machine can be clamped by the swing plate of the upper guide frame to be matched with the mounting ship for adjustment in the X direction, and the swing plate is rotated in the opposite direction after the X direction is centered, so that the water turbine complete machine can effectively slide into the moon pool, the mounting time is shortened, and the mounting efficiency is improved.
As a further improvement of the invention: the water turbine system is characterized by further comprising a sunshade shed frame, wherein the sunshade shed frame is installed above the water turbine complete machine.
In the above structure: in order to prevent the direct solar power generation device from overheating, a sunshade rack is installed above the generator 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 hydraulic turbine comprises a connecting shaft, a hydraulic turbine main shaft and three blades, the three blades are respectively installed on the hydraulic turbine main shaft, the hydraulic turbine main shaft is connected to the connecting shaft, and the connecting shaft is connected with the generator.
As a further improvement of the invention: the sealing cover is positioned in the water turbine frame and sleeved on the connecting shaft.
In the above structure: the water turbine complete machine 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; two ends of the water turbine are vertically arranged in a 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 assembly; the generator frame is fixedly arranged above the water turbine frame, and the control system and the generator are fixed on the motor frame and coaxially rotate with a connecting shaft of the water turbine through a coupler.
As a further improvement of the invention: the water turbine frame comprises a rectangular frame and a quadrangular frustum pyramid frame, the quadrangular frustum pyramid frame is connected to the lower portion of the rectangular frame, side frames are arranged on the rectangular frame, and the side frames are fixed on the rectangular frame through bolts.
In the above structure: the water turbine frame comprises a rectangular frame and a quadrangular frustum pyramid frame, the quadrangular frustum pyramid frame is connected below the rectangular frame, the lower end of the water turbine frame is conical, so that installation and guiding are facilitated, the side frame is fixed on the rectangular frame through bolts, and a water turbine can be disassembled for overhauling and replacing.
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 rod is provided with a steel wire rope ring, and the pulley is connected to the steel wire rope ring through a steel wire rope.
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 rod is provided with a steel wire rope ring, and the steel wire rope ring is connected to the steel wire rope ring through a steel wire rope, so that the winch can conveniently pull the first swing plate and the second swing plate to swing.
As a further improvement of the invention: the guide rail is characterized by further comprising a sliding strip, a driving motor and a pinion, wherein the driving motor and the sliding strip are fixed to the bottom of the bottom plate respectively, the pinion is installed on an output shaft of the driving motor, a rack is arranged on the guide rail along the length direction of the guide rail, the pinion is meshed with the rack and is connected with the rack, a roller is arranged on the sliding strip, and the roller is installed on the sliding strip in the length direction at equal intervals.
In the above structure: driving motor and draw runner are fixed respectively in the bottom plate bottom, and the pinion is installed on driving motor's output shaft, and pinion and rack toothing are connected, and driving motor starts the back, through pinion and rack toothing, can drive the guide frame and remove on the guide rail, is provided with the roller on the draw runner for it is more convenient, quick to go up the guide frame and remove.
An installation method of a floating breakwater-based ocean current power generation device is characterized in that: the method comprises the following steps:
step 1: installing four guide rails on the breakwater, installing the four guide rails on two sides of the moon pool along the length direction of the moon pool, installing an upper guide frame on the guide rails, welding a fixed frame in the moon pool, and welding a lower guide frame on the fixed frame;
step 2: the whole water turbine is assembled and debugged on land, and after the debugging is finished and no fault is confirmed, the water turbine is transported to a designated place by using a transport vehicle to wait for installation;
and 3, step 3: the whole hydraulic turbine is carried by an installation ship to be hoisted, an upper guide frame is driven by a driving motor to move to the position of a corresponding moon pool along a guide rail, under the guiding of the upper guide frame and a lower guide frame in front, back, left and right directions, the whole hydraulic turbine is hoisted into the corresponding moon pool of a breakwater by the installation ship and is fixed on a fixing frame by bolts, after the whole hydraulic turbine is installed, two upper guide frames drive the upper guide frame to move to the position of another moon pool through a pinion under the action of the driving motor, the hoisting of the next whole hydraulic turbine is waited, and the process is repeated; in the hoisting process, the first swing plate and the second swing plate of the upper guide frame can rotate to an ideal angle according to the actual hoisting state, so that the whole water turbine can enter the moon pool more quickly and accurately;
and 4, step 4: after the installation is finished, the rest parts except the lower guide frame are removed, and after the removal is finished, a sunshade shed frame is installed above the whole hydraulic turbine.
Compared with the prior art, the invention has the beneficial effects that:
1. the mounting structure of the whole hydraulic turbine adopts a structure with two fixed ends; the overall structural stability of the power generation device is effectively improved;
2. the installation guide device is arranged, so that the whole water turbine can be quickly and stably hoisted to enter the moon pool, and the problem that the whole water turbine is not favorably hoisted to enter the moon pool due to the fact that the floating breakwater and the installation ship continuously rock and oscillate under the action of waves is solved.
3. According to the offshore hoisting characteristics, a swing plate type guide frame is provided, when the whole hydraulic turbine is installed in the Y direction and is deviated or stuck, the corresponding swing 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 hydraulic turbine is facilitated; when the X direction is deviated greatly, the water turbine complete machine can be clamped by the swing plate of the upper guide frame to be matched with an installation ship for adjustment in the X direction, and the swing plate is rotated in the opposite direction after the X direction is centered, so that the water turbine complete machine can effectively slide into a moon pool, the installation time is shortened, and the installation efficiency is improved;
4. the movable upper guide frame is adopted, so that the mounting efficiency is improved;
5. the lower end of the water turbine frame adopts a conical shape, so that the installation and the guiding are more facilitated.
Drawings
FIG. 1 is a schematic view of a power generation apparatus according to the present invention;
FIG. 2 is a bottom schematic view of a power plant according to the present invention;
FIG. 3 is an exploded view of the power plant of the present invention;
FIG. 4 is a schematic view of the overall structure of the water turbine of the present invention;
FIG. 5 is an exploded view of the entire water turbine of the present invention;
FIG. 6 is a schematic view of the structure of a water turbine according to the present invention;
FIG. 7 is a schematic view of the construction of the installation guide of the present invention;
FIG. 8 is an enlarged partial view of the installation guide of the present invention;
FIG. 9 is a schematic view of the installation of the power generation device and the installation guide device in the present invention;
FIG. 10 is a schematic view of the construction of the upper guide frame of the present invention 1;
FIG. 11 is a schematic view of the construction of the upper guide frame of the present invention, FIG. 2;
FIG. 12 is a schematic view of a second wobble plate winding of the present invention;
FIG. 13 is a schematic view of the structure of the upper guide base in the present invention;
FIG. 14 is a schematic view of the bottom structure of the upper guide base in the present invention;
FIG. 15 is a schematic view of a second wobble plate according to the present invention;
fig. 16 is a schematic view of the structure of the fixing frame of the present invention.
List of reference numerals:
1. a breakwater; 2. a moon pool; 3. a sunshade shed frame; 4. a water turbine complete machine; 41. a water turbine; 411. a connecting shaft; 412. a water turbine main shaft; 413. a blade; 42. a water 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 fixed mount; 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 winch; 97. a wire rope; 98. a drive motor; 99. a pinion gear; 991. a rack; 992. a rotating shaft; 993. a swing plate pull rod; 994. a support pillar; 995. a roller; 996. a wire rope loop.
Detailed Description
The invention is described in further detail below with reference to the following figures and embodiments:
as shown in fig. 1-16: the invention provides a floating breakwater-based ocean current power generation device, which comprises a water turbine whole machine 4, wherein the water turbine whole machine 4 is arranged on a breakwater 1, a moon pool 2 is arranged on the breakwater 1, the water turbine whole machine 4 is arranged in the moon pool 2, the floating breakwater-based ocean current power generation device also comprises an installation guide device, the installation guide device comprises a fixed 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 slidably arranged on the guide rail 7, the fixed frame 6 is fixedly arranged in the moon pool 2, one end of the lower guide frame 8 is hinged on the fixed frame 6, when the fixed frame 6 is fixed in the moon pool 2, the other end of the lower guide frame 8 is abutted 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, and the upper guide frame 9 comprises an upper guide seat 91, The hydraulic turbine complete machine comprises a first swing plate 92, a second swing plate 93, a spring 94, a pulley 95, a winch 96 and a steel wire rope 97, wherein 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 swing plate 92 and the second swing plate 93 are respectively movably installed in the notch through a rotating shaft 992, the first swing plate 92 is connected to the inclined plate through the spring 94, the second swing plate 93 is connected to the inclined plate through the spring 94, the pulley 95 and the winch 96 are respectively fixed on the bottom plate, the steel wire rope 97 is connected to the winch 96, the steel wire rope 97 passes through the pulley 95 to be respectively connected to the first swing plate 92 and the second swing plate 93, when the hydraulic turbine complete machine 4 is installed in a fixed frame 6, the hydraulic turbine complete machine 4 respectively supports against the first swing plate 92, the second swing plate 93 and a lower guide frame 8, the water turbine complete machine 4 comprises a water turbine frame 42, a water turbine 41 and a generator and control device 44, the water turbine frame 42 is in a frustum shape with a small bottom opening, the water turbine 41 is installed in the water turbine frame 42, and the generator and control device 44 is connected with the water turbine 41.
The invention provides a floating breakwater-based ocean current power generation device, which comprises a water turbine whole machine 4, wherein the water turbine whole machine 4 is arranged on a breakwater 1, a moon pool 2 is arranged on the breakwater 1, the water turbine whole machine 4 is arranged in the moon pool 2, and an installation guide device is also arranged, the installation guide device comprises a fixed 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 back of the moon pool 2 above the breakwater 1; the hydraulic turbine complete machine 4 is conveniently and accurately hoisted into the moon pool 2 through the upper guide frame 9 and the lower guide frame 8 in four directions under the condition of shaking, the upper guide frame 9 is dismantled after the installation is completed, and the lower guide frame 8 can be reserved as a passage for maintenance and installation personnel and a trolley to enter the hydraulic turbine complete machine 4;
the water turbine complete machine 4 comprises a water turbine frame 42, a water turbine 41 and a generator and control device 44, wherein the water turbine frame 42 is in a frustum pyramid shape with a small bottom, the water turbine 41 is installed in the water turbine frame 42, the generator and control device 44 is connected with the water turbine 41, and the lower end of the water turbine frame 42 is conical, so that installation and guiding are facilitated;
according to the characteristics of offshore hoisting, the length direction of the moon pool 2 is in the X direction for convenience of explanation by designing the swing plate type guide frame; the width direction of the moon pool 2 is Y direction, when the Y direction installation of the whole water turbine deviates or is blocked, the corresponding swing plate can rotate a certain angle, so that the guide angle of the upper guide plate reaches the optimal angle, and the accurate guide of the whole water turbine 4 is facilitated; when the deviation of the X direction is large, the water turbine complete machine 4 can be clamped by the swing plate of the upper guide frame to be matched with an installation ship to adjust the X direction, and the swing plate is rotated in the opposite direction after the X direction is centered, so that the water turbine complete machine 4 can effectively slide into the moon pool 2, the installation time is shortened, and the installation efficiency is improved.
In this embodiment: the solar water turbine system is characterized by further comprising a sunshade shed frame 3, wherein the sunshade shed frame 3 is installed above the hydraulic turbine system 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 includes a generator cover 441, a generator 442, a control system 443, and a generator frame 444, the generator frame 444 is fixed above the water turbine frame 42, the control system 443 is connected to 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 blades 413, the blades 413 are provided with three blades and are respectively installed 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.
The hydraulic turbine further comprises a sealing cover 43, the sealing cover 43 is located in the hydraulic turbine frame 42, and the sealing cover 43 is sleeved on the connecting shaft 411.
The water turbine complete machine 4 comprises a water turbine 41, a water turbine frame 42 and a generator and control device 44, wherein the water turbine 41 consists of three turbine blades 413, a water turbine main shaft 412 and a connecting shaft 411, and the water turbine complete machine 4 is installed and debugged on land; 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 frameless side of the water turbine frame 42 through a bolt assembly; the generator frame 444 is fixedly installed above the water turbine frame 42, and the control system 443 and the generator 442 are both fixed on the motor frame and coaxially rotate with the connecting shaft 411 of the water turbine 41 through a coupler.
In this embodiment: the water turbine frame 42 comprises a rectangular frame and a quadrangular frustum frame, 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. The water turbine frame 42 comprises a rectangular frame and a quadrangular frustum pyramid frame, the quadrangular frustum pyramid frame is connected to the lower portion of the rectangular frame, the lower end of the water turbine frame 42 is conical, and therefore installation guiding is facilitated, the side frames 5 are fixed to the rectangular frame through bolts, and the water turbine 41 can be disassembled to be overhauled and replaced.
In this embodiment: install the swing board pull rod 993 on first swing board 92 and the second swing board 93 respectively, install wire rope ring 996 on the swing board pull rod 993, wire rope 97 passes through pulley 95 and connects on wire rope ring 996. Install the swing board pull rod 993 on first swing board 92 and the second swing board 93 respectively, install wire rope ring 996 on the swing board pull rod 993, wire rope 97 one end is connected on wire rope ring 996, makes things convenient for hoist engine 96 to stimulate first swing board 92 and the swing of second swing board 93.
In this embodiment: the guide rail device is characterized by further comprising a sliding strip, a driving motor 98 and a pinion 99, wherein the driving motor 98 and the sliding strip are respectively fixed at the bottom of the bottom plate, the pinion 99 is installed on an output shaft of the driving motor 98, a rack 991 is arranged on the guide rail 7 along the length direction of the guide rail, the pinion 99 is in meshed connection with the rack 991, a roller 995 is arranged on the sliding strip, and the rollers 995 are installed at equal intervals in the length direction of the sliding strip. The driving motor 98 and the slide bar are respectively fixed at the bottom of the bottom plate, the pinion 99 is installed on an output shaft of the driving motor 98, the pinion 99 is meshed with the rack 991 and is connected, after the driving motor 98 is started, the pinion 99 is meshed with the rack 991, the upper guide frame can be driven to move on the guide rail 7, and the slide bar is provided with the roller 995, so that the upper guide frame can move more conveniently and rapidly.
An installation method of a floating breakwater-based ocean current power generation device comprises the following steps:
step 1: four guide rails 7 are installed on the breakwater 1, the four guide rails 7 are installed on two sides of the moon pool 2 along the length direction of the moon pool 2, an upper guide frame 9 is installed on the guide rails 7, the fixing frame 6 is welded in the moon pool 2, and the lower guide frame 8 is welded on the fixing frame 6;
and 2, step: the whole hydraulic turbine 4 is assembled and debugged on land, and after the debugging is finished and no fault is confirmed, the whole hydraulic turbine is transported to a specified place by using a transport vehicle to wait for installation;
and step 3: the whole hydraulic turbine 4 is carried by an installation ship to be hoisted, the whole hydraulic turbine 4 is hoisted 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, under the guiding of the upper guide frame 9 and a lower guide frame 8 in front, back, left and right directions, the whole hydraulic turbine 4 is hoisted into the corresponding moon pool 2 of the breakwater 1 by the installation ship and is fixed on a fixing frame 6 by bolts, after the whole hydraulic turbine 4 is installed, the two upper guide frames 9 drive the upper guide frame 9 to move to the position of the other moon pool 2 through a pinion 99 under the action of the driving motor 98, the hoisting of the next whole hydraulic turbine 4 is waited, and the process is repeated; 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;
and 4, step 4: after the installation is finished, the rest parts are removed except the lower guide frame, and after the removal is finished, the sunshade shed frame 3 is installed above the hydraulic turbine whole machine 4.
1. The mounting structure of the whole hydraulic turbine 4 adopts a structure with two fixed ends; the overall structural stability of the power generation device is effectively improved;
2. according to the invention, the installation guide device is installed, so that the whole water turbine 4 can be quickly and stably hoisted to enter the moon pool 2, and the problem that the whole water turbine 4 is not favorably hoisted to enter the moon pool 2 due to the continuous shaking and oscillation of the floating breakwater 1 and the installation vessel under the action of waves is solved.
3. According to the characteristics of offshore hoisting, a swing plate type guide frame is provided, when the whole hydraulic turbine is installed in the Y direction and deviated or stuck, the corresponding swing plate can rotate by a certain angle, so that the guide angle of the upper guide plate reaches the optimal angle, and the accurate guide of the whole hydraulic turbine 4 is facilitated; when the X direction is deviated greatly, the water turbine complete machine 4 can be clamped by the swing plate of the upper guide frame to be matched with an installation ship to adjust the X direction, and the swing plate is rotated in the opposite direction after the X direction is centered, so that the water turbine complete machine 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 mounting efficiency is improved;
5. the lower end of the water turbine frame 42 adopts a pyramid shape, thereby being more beneficial to installation and guiding.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made according to the technical spirit of the present invention are within the scope of the present invention as claimed.
Claims (9)
1. The utility model provides an ocean current power generation facility based on floating breakwater, includes hydraulic turbine complete machine (4), install on breakwater (1) hydraulic turbine complete machine (4), be provided with moon pool (2) on breakwater (1), install in moon pool (2) hydraulic turbine complete machine (4), its characterized in that: the device is characterized by further comprising an installation guide device, the installation guide device comprises a fixed frame (6), a guide rail (7), a lower guide frame (8) and an upper guide frame (9), 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 fixed frame (6) is fixedly installed in the moon pool (2), one end of the lower guide frame (8) is hinged to the fixed frame (6), when the fixed frame (6) is fixed in the moon pool (2), the other end of the lower guide frame (8) is abutted 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 swing plate (92), a second swing plate (93), a spring (94), a pulley (95), a winch (96) and a steel wire rope (97), go up guide holder (91) including swash plate, riser and bottom plate, swash plate, riser and bottom plate end to end connection form cross-section for triangle-shaped last guide holder (91), be provided with the breach on the swash plate, first pendulum board (92) and second pendulum board (93) are respectively through pivot (992) movable mounting in the breach, first pendulum board (92) are connected on the swash plate through spring (94), second pendulum board (93) are connected on the swash plate through spring (94), pulley (95) and hoist engine (96) are fixed respectively on the bottom plate, be connected with wire rope (97) on hoist engine (96), wire rope (97) pass pulley (95) and connect respectively on first pendulum board (92) and second pendulum board (93), and hydraulic turbine complete machine (4) are installed in mount (6), hydraulic turbine (4) include hydraulic turbine frame (42) complete machine frame (42), Hydraulic turbine (41) and generator and controlling means (44), water turbine frame (42) are the terrace with edge form that the end osculum is big, install in water turbine frame (42) hydraulic turbine (41), hydraulic turbine (41) is connected in generator and controlling means (44).
2. The floating breakwater-based ocean current power generation device according to claim 1, wherein: the water turbine sunshade shed is characterized by further comprising a sunshade shed frame (3), wherein the sunshade shed frame (3) is installed above the water turbine complete machine (4).
3. The floating breakwater-based ocean current power generation device 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), 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 above.
4. The floating breakwater-based ocean current power generation device according to claim 3, wherein: the hydraulic turbine (41) comprises a connecting shaft (411), a hydraulic turbine main shaft (412) and blades (413), the blades (413) are provided with three blades and are respectively installed on the hydraulic turbine main shaft (412), the hydraulic turbine main shaft (412) is connected to the connecting shaft (411), and the connecting shaft (411) is connected with a generator (442).
5. The floating breakwater-based ocean current power generation device according to claim 4, wherein: still include sealed cowling (43), sealed cowling (43) are located turbine frame (42), sealed cowling (43) cover is established on connecting axle (411).
6. The floating breakwater-based ocean current power generation device according to claim 1, wherein: the water turbine frame (42) comprises a rectangular frame and a quadrangular frustum frame, the quadrangular frustum frame is connected below the rectangular frame, side frames (5) are arranged on the rectangular frame, and the side frames (5) are fixed on the rectangular frame through bolts.
7. The floating breakwater-based ocean current power generation device according to claim 1, wherein: install respectively on first pendulum board (92) and second pendulum board (93) and swing board pull rod (993), install wire rope ring (996) on pendulum board pull rod (993), wire rope (97) are connected on wire rope ring (996) through pulley (95).
8. The floating breakwater-based ocean current power generation device according to claim 1, wherein: the guide rail structure is characterized by further comprising a sliding strip, a driving motor (98) and a pinion (99), wherein the driving motor (98) and the sliding strip are respectively fixed to the bottom of the bottom plate, the pinion (99) is installed on an output shaft of the driving motor (98), a rack (991) is arranged on the guide rail (7) along the length direction of the guide rail, the pinion (99) is meshed with the rack (991) and connected with the sliding strip, a roller (995) is arranged on the sliding strip, and the rollers (995) are installed in the length direction of the sliding strip at equal intervals.
9. The method for installing a floating breakwater-based ocean current power generating apparatus according to any one of claims 1 to 8, wherein: the method comprises the following steps:
step 1: the method comprises the following steps that four guide rails (7) are installed on a breakwater (1), the four guide rails (7) are installed on two sides of a moon pool (2) along the length direction of the moon pool (2), an upper guide frame (9) is installed 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: the whole water turbine (4) is assembled and debugged on land, and after the debugging is finished and no fault is confirmed, the whole water turbine is transported to a specified place by using a transport vehicle to wait for installation;
and step 3: the whole water turbine (4) is carried by an installation ship to be hoisted, an upper guide frame (9) moves to the position of a corresponding moon pool (2) along a guide rail (7) under the drive of a drive motor (98), the whole water turbine (4) is hoisted above the moon pool, under the front-back and left-right guide of the upper guide frame (9) and a lower guide frame (8), the whole water turbine (4) is hoisted into the corresponding moon pool (2) of the breakwater (1) by the installation ship and is fixed on a fixing frame (6) by bolts, after the whole water turbine (4) is installed, the two upper guide frames (9) drive the upper guide frame (9) to move to the position of the other moon pool (2) through a pinion (99) under the action of the drive motor (98), the hoisting of the next whole water turbine (4) is waited, and the process is repeated; 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;
and 4, step 4: after the installation is finished, the rest parts are removed except the lower guide frame, and after the removal is finished, a sunshade shed frame (3) is installed above the whole hydraulic turbine (4).
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