CN113653586A - Hydrodynamic system based on Princeton ocean mode - Google Patents
Hydrodynamic system based on Princeton ocean mode Download PDFInfo
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- CN113653586A CN113653586A CN202111217519.1A CN202111217519A CN113653586A CN 113653586 A CN113653586 A CN 113653586A CN 202111217519 A CN202111217519 A CN 202111217519A CN 113653586 A CN113653586 A CN 113653586A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
- F03B13/16—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
- F03B13/18—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
- F03B13/1845—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom slides relative to the rem
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a hydrodynamic control system based on a Princeton ocean mode, which belongs to the field of new energy, and comprises an oscillating floater for absorbing wave energy, a bidirectional rack bar for driving a transmission mechanism, a transmission mechanism for transmitting kinetic energy, a coupler, a generator for generating electric energy and an installation platform for installing equipment, wherein the oscillating floater comprises a cylindrical floating body and a shunt which is distributed on the outer side of the cylindrical floating body in a surrounding manner and is used for buffering, a damping spring for absorbing impact force is installed in the cylindrical floating body, and a damping ball is installed at the other end of the damping spring. According to the water power control system based on the Princeton ocean mode, the kinetic energy borne in the horizontal direction of part of water can be eliminated through the shunt, the damping spring and the damping ball, the vibration of the cylindrical floating body is reduced, the cylindrical floating body can move more stably, the reliability of the device is improved, and the service life of the device is prolonged.
Description
Technical Field
The invention relates to the field of new energy utilization, in particular to a hydrodynamic system based on a Princeton ocean mode.
Background
Wave energy has the advantages of large reserves, no pollution and repeated development and utilization, and becomes a hotspot for development and utilization research of ocean energy at home and abroad, wave energy power generation devices are various in types, but most of the wave energy power generation devices are large-scale and high-power equipment, the construction cost is high, the construction is difficult, the miniaturized wave energy power generation devices are still rare in the market, the research shows that the conversion efficiency of most of the wave energy devices is only about 30 percent, the recovery efficiency of the miniature mechanical oscillating float type wave energy recovery device can reach nearly 40 percent at most, and the reliability is poor due to the fact that the interior of the device is mechanically driven and the working environment is severe, so that the development of the device is limited all the time.
The shapes of floats of common oscillating float type wave energy recovery devices are three, one is a cylindrical float; one is a float with a cylindrical upper part and a conical lower part, and the other is a float with a cylindrical upper part and a hemispherical lower part, and relevant researches show that the cylindrical float has the highest recovery efficiency under the same conditions, so the application range of the cylindrical float is the widest, but no matter which type of float is used, as shown in fig. 10, the kinetic energy of waves can make the float receive acting force in the horizontal direction in the oscillating process of a force receiving point A, so the float can generate vibration, the damage of a transmission part is easily caused in the past, the service life of the device is shortened, meanwhile, the oscillating process of the float is very complicated, and under the action of the wave energy in the vertical direction, the float can upwards have a process of accelerating movement, a guide rod is pushed to upwards move, and the float bears great impact on each connection part, and also easily causes damage to the joints, and for this reason we propose a hydrodynamic control system based on the princeton marine model.
Disclosure of Invention
The invention mainly aims to provide a water power system based on a Princeton ocean mode, which can effectively solve the problem that a floating body is easy to damage due to shock caused by impact by additionally arranging a damping ball and a damping spring for absorbing impact kinetic energy in the existing floating body and arranging a flow divider on the outer side of the floating body to consume part of kinetic energy during impact.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a hydrodynamic system based on Princeton marine mode, is including the vibration float that is used for wave energy absorption, the two-way rack bar that is used for driving drive mechanism, the drive mechanism that is used for the kinetic energy transmission, shaft coupling, the generator that is used for producing the electric energy and the mounting platform who is used for equipment fixing, the vibration float includes cylindrical floating body and encircles the shunt that is used for the buffering that distributes in the cylindrical floating body outside, cylindrical floating body internally mounted has the damping spring who is used for absorbing the impact force, damping ball is installed to damping spring's the other end, damping ball is located cylindrical floating body's center department, cylindrical floating body's upper end middle part is passed through the bearing and is connected with the rotation of two-way rack bar.
Furthermore, the middle part and the end part of the diverter are arranged in a fin shape, when sea waves impact the cylindrical floating body at a certain angle, the stress surface of the cylindrical floating body can bear component force in the horizontal direction, when force acts on the middle part of the diverter, the middle part of the diverter is arranged in the fin shape, the acting force can be decomposed into force in the parallel direction and force in the vertical direction, the force in the parallel direction is mutually counteracted, the force in the vertical direction is different from the force in the stress surface, under the action of force difference, the cylindrical floating body can rotate, so that the kinetic energy borne in the partial horizontal direction can be eliminated, the vibration of the cylindrical floating body is reduced, the end part of the diverter is arranged in an arc shape from one end far away from the cylindrical floating body to one end close to the cylindrical floating body, the end surface of the diverter, which is in contact with the cylindrical floating body, and the cylindrical floating body can reciprocate in the vertical direction under the action of the waves and the self gravity, the vertical component of wave energy can be used in the effective area that cylindrical floating body and wave contacted, is provided with fin-shaped tip in the upper and lower end of shunt, and when cylindrical floating body motion in-process, the fin-shaped edge reposition of redundant personnel of wave edge tip has reduced effectual area of contact between shunt and the wave, can not lead to the fact the influence to the motion of the cylindrical body of cylindrical floating body.
Furthermore, the quantity of shunt is six, and the distance between shunt outside terminal surface and the cylinder body central line reduces along clockwise gradually, and this kind of setting makes adjacent shunt size difference, and when the cylindrical body was strikeed to the wave, there was the difference in the power that acts on adjacent shunt to there is poor, makes the cylinder body take place to rotate.
Further, damping spring installs the inside at cylindrical floating body, damping spring's quantity is four, and damping spring encircles the outside that distributes at the damping ball, when cylindrical floating body accelerated motion upwards under the impact of wave, the damping ball still keeps quiescent condition at the motion initial stage, produce relative displacement between cylindrical floating body and the damping ball, thereby make damping spring tensile, turn into damping spring's elastic potential energy with kinetic energy, can consume partial kinetic energy, reach the effect that reduces the impact, cylindrical floating body return stroke motion process is the same, encircle simultaneously and distribute at the spring also can absorb the kinetic energy on the horizontal direction, make cylindrical floating body motion more steady, improve the reliability of device, the life of extension device.
Further, drive mechanism includes outer barrel and drive gear, urceolus end of body inboard is connected with two-way rack bar through linear bearing, and the inside intermediate position symmetry of barrel is equipped with the drive gear with two-way rack bar engaged with outside, drive gear internally mounted has freewheel clutch, freewheel clutch's internally mounted has the output shaft, and the output shaft outside is passed through the bearing and is connected with outer barrel rotation, driven gear is installed to the other end of output shaft, the inboard meshing of driven gear has generator gear, generator gear is inside to be connected with the input of shaft coupling, the output of shaft coupling is connected with the main shaft of generator, the inside symmetry of outer barrel is equipped with buffer spring.
Furthermore, the transmission mechanism and the generator are both fixed on the mounting platform, the lower end of the mounting platform is fixedly connected with a platform support, and the bottom end of the platform support is fixed at the sea bottom.
Further, the device comprises the following steps:
the method comprises the following steps that firstly, a cylindrical floating body floats on the sea level, under the pushing of waves, the cylindrical floating body moves upwards and pushes a bidirectional rack rod to slide upwards in an outer cylinder body, the bidirectional rack rod drives a driving gear meshed with the front side to rotate, the driving gear meshed with the front side drives an output shaft to rotate, the output shaft drives a driven gear to rotate, the driven gear drives a generator gear meshed with the generator gear to rotate, and the generator gear drives a generator to operate through a coupler to generate electric energy;
and step two, when the cylindrical floating body moves downwards along with waves, the cylindrical floating body moves downwards under the action of self gravity and pulls the bidirectional rack rod to slide downwards in the outer cylinder body, the bidirectional rack rod drives the driving gear which is positioned on the rear side to rotate, the driving gear which is positioned on the rear side drives the output shaft which is positioned on the rear side to rotate, the output shaft drives the driven gear to rotate, the driven gear drives the meshed generator gear to rotate, the generator gear drives the generator to rotate through the coupler to generate electric energy, a working cycle is completed, and the operation is repeated.
The invention has the following beneficial effects:
compared with the prior art, through the diverter, when sea waves impact the cylindrical floating body at a certain angle, the stress surface of the cylindrical floating body can bear component force in the horizontal direction, when force acts on the middle part of the diverter, the middle part of the diverter is arranged in a fish fin shape, the acting force can be decomposed into force in the parallel direction and force in the vertical direction, the force in the parallel direction is mutually counteracted, the distance between the end surface of the outermost side of the diverter and the central line of the cylindrical floating body is gradually reduced along the clockwise direction, the size of adjacent diverters is different due to the arrangement, when the sea waves impact the cylindrical floating body, the force of the vertical stress surface acting on the adjacent diverter is different, and under the action of the difference of force, the cylindrical floating body can rotate, so that the kinetic energy borne in the horizontal direction of part of water can be eliminated, the vibration of the cylindrical floating body is reduced, the end part of the diverter is arranged in an arc shape from one end far away from the cylindrical floating body to one end close to the cylindrical floating body, the end face of the flow divider, which is in contact with the cylindrical floating body, is also in an arc shape, the cylindrical floating body reciprocates in the vertical direction under the action of waves and self gravity, the vertical component of wave energy can act in the effective contact area of the cylindrical floating body and the waves, and the fin-shaped end parts are arranged at the upper end and the lower end of the flow divider;
compared with the prior art, through damping spring and the damping ball that is equipped with, when the cylinder body accelerated motion that makes progress under the impact of wave, the damping ball still keeps quiescent condition at the motion initial stage, produce relative displacement between cylinder body and the damping ball, thereby make the damping spring tensile, turn into the elastic potential energy of damping spring with kinetic energy, can consume partial kinetic energy, reach the effect that reduces the impact, cylinder body return stroke motion process is with the same reason, the spring that encircles the distribution simultaneously also can absorb the kinetic energy on the horizontal direction, make the cylinder body motion more steady, the reliability of the high-speed device, the life of extension fixture.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the technical description of the present invention will be briefly introduced below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic diagram of the overall structure of a water power system based on the princeton ocean mode.
Fig. 2 is a top view of a hydrodynamic system cylindrical float based on the princeton ocean mode of the present invention.
Fig. 3 is a front view of a hydrodynamic system cylindrical float based on the princeton ocean mode of the present invention.
Fig. 4 is a schematic view of an installation structure of a damping spring of a hydrodynamic system based on a princeton ocean mode according to the present invention.
Fig. 5 is a schematic view of an installation structure of a damping ball of a hydrodynamic system based on a princeton ocean mode according to the present invention.
FIG. 6 is a perspective view of a hydrodynamic system diverter based on the Princeton marine mode of the present invention.
FIG. 7 is a schematic diagram of an installation configuration of a Princeton marine mode based hydrokinetic system transmission of the present invention.
Fig. 8 is a schematic view of an installation structure of a bidirectional rack bar of a hydrodynamic system based on a princeton ocean mode according to the present invention.
Fig. 9 is a schematic view of an installation structure of a driving gear of a hydrodynamic system based on the princeton ocean mode according to the present invention.
Fig. 10 is a schematic force diagram of a point a of a cylindrical floating body of a hydrodynamic system based on a princeton ocean mode according to the present invention.
FIG. 11 is a schematic diagram of the force applied to a cylindrical float of a Princeton marine mode based hydrodynamic control system of the present invention in one state; wherein, the diagram (a) is the schematic diagram of the position of the selected B, C point, the diagram (B) is the stress analysis diagram of the point B, (C) is the stress analysis diagram of the point C, and the diagram (d) is the comprehensive stress analysis diagram.
FIG. 12 is a schematic diagram of the cylindrical float of the Princeton marine mode based hydrodynamic control system under another condition; wherein, the diagram (a) is the schematic diagram of the positions of the selected B1 and C1 points, (B) is the stress analysis diagram of the B1 point, (C) is the stress analysis diagram of the C1 point, and (d) is the comprehensive stress analysis diagram.
In the figure: 1. oscillating the float; 101. a cylindrical floating body; 102. a flow divider; 103. a damping spring; 104. a damping ball; 2. a bidirectional rack bar; 3. a transmission mechanism; 301. an outer cylinder; 302. a drive gear; 303. an overrunning clutch; 304. an output shaft; 305. a driven gear; 306. a generator gear; 307. a buffer spring; 4. a coupling; 5. a generator; 6. mounting a platform; 7. a platform support.
Detailed Description
The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the invention.
Example 1
As shown in fig. 1-9, a hydrodynamic control system based on a princeton ocean mode comprises an oscillating floater 1, a bidirectional rack bar 2, a transmission mechanism 3, a coupler 4, a generator 5 and a mounting platform 6, wherein the oscillating floater 1 comprises a cylindrical floater 101 and a shunt 102 distributed around the outer side of the cylindrical floater 101, a damping spring 103 is arranged inside the cylindrical floater 101, a damping ball 104 is arranged at the other end of the damping spring 103, the damping ball 104 is located at the center of the cylindrical floater 101, and the middle part of the upper end of the cylindrical floater 101 is rotatably connected with the bidirectional rack bar 2 through a bearing.
The middle part and the end part of the flow divider 102 are both arranged in a fin shape, the end part of the flow divider 102 is arranged in an arc shape from one end far away from the cylindrical floating body 101 to one end close to the cylindrical floating body 101, and the end surface of the flow divider contacting with the cylindrical floating body 101 is also arranged in an arc shape.
The number of the diverters 102 is six, and the distance between the outermost side end face of the diverter 102 and the center line of the cylindrical buoyant body 101 gradually decreases in the clockwise direction.
The damping springs 103 are installed inside the cylindrical floating body 101, the number of the damping springs 103 is four, and the damping springs 103 are distributed around the outside of the damping ball 104.
By adopting the technical scheme: in the figure, the point A is the intersection point of the left end of the cylindrical floating body 101 and the waterline, and analysis on the stress of the point A shows that when the ocean waves impact the cylindrical floating body 101, and when the force acts on the end face of the cylindrical floating body 101, the stress surface of the cylindrical floating body 101 can bear component force in the horizontal direction, namely F2This results in radial stress of the cylindrical floating body 101, and thus vibration of the device, when impact in the horizontal direction acts on the end face of the cylindrical floating body 101, the kinetic energy generated by the impact stretches the damping spring 103, and the kinetic energy is converted into the damping spring103 to can consume partial kinetic energy, reach the effect that reduces the impact, the buffering principle that cylindrical floating body 101 received the impact in vertical direction is the same, thereby can make cylindrical floating body 101 motion more steady, improve the reliability of device, prolong the life of device.
Example 2
As shown in fig. 1-12, a hydrodynamic control system based on a princeton ocean mode comprises an oscillating floater 1, a bidirectional rack bar 2, a transmission mechanism 3, a coupler 4, a generator 5 and a mounting platform 6, wherein the oscillating floater 1 comprises a cylindrical floater 101 and a shunt 102 distributed around the outer side of the cylindrical floater 101, a damping spring 103 is mounted inside the cylindrical floater 101, a damping ball 104 is mounted at the other end of the damping spring 103, the damping ball 104 is located at the center of the cylindrical floater 101, and the middle part of the upper end of the cylindrical floater 101 is rotatably connected with the bidirectional rack bar 2 through a bearing.
The transmission mechanism 3 comprises an outer cylinder 301 and a driving gear 302, the inner side of the end part of the outer cylinder 301 is connected with the bidirectional rack rod 2 through a linear bearing, the driving gear 302 meshed with the bidirectional rack rod 2 is symmetrically arranged at the middle position in the outer cylinder 301, an overrunning clutch 303 is arranged inside the driving gear 302, an output shaft 304 is arranged inside the overrunning clutch 303, the outer side of the output shaft 304 is rotatably connected with the outer cylinder 301 through a bearing, a driven gear 305 is arranged at the other end of the output shaft 304, a generator gear 306 is meshed on the inner side of the driven gear 305, the inner part of the generator gear 306 is connected with the input end of a coupler 4, the output end of the coupler 4 is connected with a main shaft of a generator 5, and a buffer spring 307 is symmetrically arranged inside the outer cylinder 301.
Drive mechanism 3 and generator 5 are all fixed on mounting platform 6, and mounting platform 6's lower extreme fixedly connected with platform support 7, and the bottom mounting of platform support 7 is in seabed department.
As shown in fig. 11, by adopting the above technical solution: when waves impact the cylindrical floating body 101 at the angle, the horizontal acting force of the waves is perpendicular to the center line of the two flow dividers 102, the force acting on the surface of the cylindrical floating body 101 is uniform and equal, the force acting on the two adjacent flow dividers 102 on the left side can have difference, and the horizontal acting force of the waves is setIs F3In fig. 11, the midpoint of the inner end surface of the upper diverter 102 is B, and the midpoint of the inner end surface of the lower diverter 102 is C, and the force F is applied to point B as shown in fig. 11 (B)3Can be decomposed into a force F4 parallel to the plane of the point B and a force F perpendicular to the plane of the point B5；
As shown in FIG. 11, graph (C), point C is subjected to a force F3Can be decomposed into forces F parallel to the plane of point C7And a force F perpendicular to the plane of point B6；
As shown in fig. 11 (d), the difference in component force in the direction perpendicular to the two points B, C can be obtained from the force diagram, and when the cylindrical floating body 101 is viewed as a whole, the component forces perpendicular to the two points B, C can be vector-synthesized, whereby F can be obtainedIn 1. sup.；
F can be known from the force diagramIn 1. sup.And an acting force F3The difference in direction exists, the cylindrical floating body 101 rotates under the action of the force difference, thereby converting partial kinetic energy when being impacted into the kinetic energy of the rotation of the cylindrical floating body 101, so that the vibration of the cylindrical floating body 101 can be reduced, the end part of the shunt 102 is arranged in an arc shape from one end far away from the cylindrical floating body 101 to one end close to the cylindrical floating body 101, and the end surface of the flow divider 102 contacting with the cylindrical floating body 101 is also arranged in an arc shape, the cylindrical floating body 101 reciprocates in the vertical direction under the action of waves and self gravity, the vertical component of wave energy acts on the effective area of the cylindrical floating body 101 contacting with the waves, fin-shaped ends are arranged at the upper end and the lower end of the flow divider 102, and when the cylindrical floating body 101 moves, the waves are shunted along the finned edges of the ends, reducing the effective contact area between the diverter 102 and the waves, without affecting the vertical movement of the cylindrical floating body 101.
Example 3
As shown in fig. 1-12, a hydrodynamic control system based on a princeton ocean mode comprises an oscillating floater 1, a bidirectional rack bar 2, a transmission mechanism 3, a coupler 4, a generator 5 and a mounting platform 6, wherein the oscillating floater 1 comprises a cylindrical floater 101 and a shunt 102 distributed around the outer side of the cylindrical floater 101, a damping spring 103 is mounted inside the cylindrical floater 101, a damping ball 104 is mounted at the other end of the damping spring 103, the damping ball 104 is located at the center of the cylindrical floater 101, and the middle part of the upper end of the cylindrical floater 101 is rotatably connected with the bidirectional rack bar 2 through a bearing.
The transmission mechanism 3 comprises an outer cylinder 301 and a driving gear 302, the inner side of the end part of the outer cylinder 301 is connected with the bidirectional rack rod 2 through a linear bearing, the driving gear 302 meshed with the bidirectional rack rod 2 is symmetrically arranged at the middle position in the outer cylinder 301, an overrunning clutch 303 is arranged inside the driving gear 302, an output shaft 304 is arranged inside the overrunning clutch 303, the outer side of the output shaft 304 is rotatably connected with the outer cylinder 301 through a bearing, a driven gear 305 is arranged at the other end of the output shaft 304, a generator gear 306 is meshed on the inner side of the driven gear 305, the inner part of the generator gear 306 is connected with the input end of a coupler 4, the output end of the coupler 4 is connected with a main shaft of a generator 5, and a buffer spring 307 is symmetrically arranged inside the outer cylinder 301.
Drive mechanism 3 and generator 5 are all fixed on mounting platform 6, and mounting platform 6's lower extreme fixedly connected with platform support 7, and the bottom mounting of platform support 7 is in seabed department.
As shown in fig. 12, by adopting the above technical solution: when waves impact the cylindrical floating body 101 at the angle, the horizontal acting force of the waves forms a certain included angle with the center line of the two flow dividers 102, the forces acting on the surface of the cylindrical floating body 101 are uniform and equal, the forces acting on each flow divider 102 are different, and the horizontal acting force of the waves is F3 ，B represents the midpoint of the inner end surface of the upper side splitter 102 in FIG. 121The midpoint of the inner end surface of the diverter 102 located just below is taken as C1Force analysis is carried out, then B1Point receives force F3 ，Can be decomposed into parallel B1Force F of the plane of the point9And perpendicular to B1Force F of the plane of the point8，C1Point receives force F3 ，Can be decomposed into parallel C1Force F of the plane of the point10And perpendicular to C1Force F of the plane of the point11Is obtained by force diagramTo B1、C1The two points have different component forces in the vertical direction, and when the cylindrical floating body 101 is regarded as a whole, B can be regarded as1、C1The two perpendicular points of the component force are subjected to vector synthesis, so that F can be obtainedIn combination with 2F is known from the force diagramIn combination with 2And an acting force F3 ，The difference in direction exists, the cylindrical floating body 101 rotates under the action of the force difference, thereby converting partial kinetic energy when being impacted into the kinetic energy of the rotation of the cylindrical floating body 101, so that the vibration of the cylindrical floating body 101 can be reduced, the end part of the shunt 102 is arranged in an arc shape from one end far away from the cylindrical floating body 101 to one end close to the cylindrical floating body 101, and the end surface of the flow divider 102 contacting with the cylindrical floating body 101 is also arranged in an arc shape, the cylindrical floating body 101 reciprocates in the vertical direction under the action of waves and self gravity, the vertical component of wave energy acts on the effective area of the cylindrical floating body 101 contacting with the waves, fin-shaped ends are arranged at the upper end and the lower end of the flow divider 102, and when the cylindrical floating body 101 moves, the waves are shunted along the finned edges of the ends, reducing the effective contact area between the diverter 102 and the waves, without affecting the vertical movement of the cylindrical floating body 101.
It should be noted that, when the hydrodynamic control system is used, the cylindrical floating body 101 floats on the sea level, under the pushing of waves, the cylindrical floating body 101 moves upwards and pushes the bidirectional rack bar 2 to slide upwards in the outer cylinder 301, the bidirectional rack bar 2 drives the driving gear 302 engaged at the front side to rotate, the driving gear 302 at the front side drives the output shaft 304 to rotate, the output shaft 304 drives the driven gear 305 to rotate, the driven gear 305 drives the generator gear 306 engaged to rotate, the generator gear 306 drives the generator 5 to operate through the coupler 4 to generate electric energy, when the cylindrical floating body 101 moves downwards under the action of self gravity and pulls the bidirectional rack bar 2 to slide downwards in the outer cylinder 301, the bidirectional rack bar 2 drives the driving gear 302 engaged at the rear side to rotate, the driving gear 302 at the rear side drives the output shaft 304 at the rear side to rotate, the output shaft 304 drives the driven gear 305 to rotate, the driven gear 305 drives the meshed generator gear 306 to rotate, the generator gear 306 drives the generator 5 to operate through the coupler 4 to generate electric energy, a working cycle is completed, and the operation is repeated.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a hydrodynamic system based on Princeton ocean mode, includes oscillating float (1), two-way rack bar (2), drive mechanism (3), shaft coupling (4), generator (5) and mounting platform (6), its characterized in that: the oscillating floater (1) comprises a cylindrical floater (101) and a shunt (102) distributed on the outer side of the cylindrical floater (101) in a surrounding mode, a damping spring (103) is installed inside the cylindrical floater (101), a damping ball (104) is installed at the other end of the damping spring (103), the damping ball (104) is located at the center of the cylindrical floater (101), and the middle of the upper end of the cylindrical floater (101) is rotatably connected with the bidirectional rack rod (2) through a bearing.
2. A thermodynamic system according to claim 1, in a princeton marine mode, wherein: the middle part and the end part of the flow divider (102) are both arranged in a fin shape, the end part of the flow divider (102) is arranged in an arc shape from one end far away from the cylindrical floating body (101) to one end close to the cylindrical floating body (101), and the end surface of the flow divider, which is in contact with the cylindrical floating body (101), is also arranged in an arc shape.
3. A thermodynamic system according to claim 1, in a princeton marine mode, wherein: the number of the flow dividers (102) is six, and the distance between the outermost end face of each flow divider (102) and the center line of the cylindrical floating body (101) is gradually reduced along the clockwise direction.
4. A thermodynamic system according to claim 1, in a princeton marine mode, wherein: the damping springs (103) are arranged inside the cylindrical floating body (101), the number of the damping springs (103) is four, and the damping springs (103) are distributed on the outer side of the damping ball (104) in a surrounding mode.
5. A thermodynamic system according to claim 1, in a princeton marine mode, wherein: the transmission mechanism (3) comprises an outer barrel (301) and a driving gear (302), the inner side of the end part of the outer barrel (301) is connected with a bidirectional rack rod (2) through a linear bearing, the driving gear (302) meshed with the bidirectional rack rod (2) is symmetrically arranged in the middle of the inner part of the outer barrel (301), an overrunning clutch (303) is arranged inside the driving gear (302), an output shaft (304) is arranged inside the overrunning clutch (303), the outer side of the output shaft (304) is rotationally connected with the outer barrel (301) through a bearing, a driven gear (305) is arranged at the other end of the output shaft (304), a generator gear (306) is meshed inside the driven gear (305), the inner part of the generator gear (306) is connected with the input end of a coupler (4), the output end of the coupler (4) is connected with a main shaft of a generator (5), buffer springs (307) are symmetrically arranged inside the outer cylinder body (301).
6. A thermodynamic system according to claim 1, in a princeton marine mode, wherein: the power generation device is characterized in that the transmission mechanism (3) and the power generator (5) are fixed on the mounting platform (6), the lower end of the mounting platform (6) is fixedly connected with a platform support (7), and the bottom end of the platform support (7) is fixed at the sea bottom.
7. A hydrokinetic system based on a princeton ocean model as defined in any of claims 1 to 6 wherein: the device comprises the following steps:
the method comprises the following steps that firstly, a cylindrical floating body (101) floats on the sea level, under the pushing of waves, the cylindrical floating body (101) moves upwards and pushes a bidirectional rack rod (2) to slide upwards in an outer cylinder body (301), the bidirectional rack rod (2) drives a driving gear (302) meshed with the front side to rotate, the driving gear (302) meshed with the front side drives an output shaft (304) to rotate, the output shaft (304) drives a driven gear (305) to rotate, the driven gear (305) drives a generator gear (306) meshed with the driven gear to rotate, and the generator gear (306) drives a generator (5) to operate through a coupler (4) to generate electric energy;
step two, when the cylindrical floating body (101) descends along with waves, the cylindrical floating body (101) moves downwards under the action of self gravity and pulls the bidirectional rack rod (2) to slide downwards in the outer cylinder body (301), the bidirectional rack rod (2) drives the driving gear (302) which is positioned at the rear side to rotate, the driving gear (302) which is positioned at the rear side drives the output shaft (304) which is positioned at the rear side to rotate, the output shaft (304) drives the driven gear (305) to rotate, the driven gear (305) drives the generator gear (306) which is engaged to rotate, the generator gear (306) drives the generator (5) to rotate through the coupler (4) to generate electric energy, a working cycle is completed, and the operation is repeated.
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