CN105259453A - Floating body rope wheel wave power generation land simulation test platform - Google Patents
Floating body rope wheel wave power generation land simulation test platform Download PDFInfo
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- CN105259453A CN105259453A CN201510771166.8A CN201510771166A CN105259453A CN 105259453 A CN105259453 A CN 105259453A CN 201510771166 A CN201510771166 A CN 201510771166A CN 105259453 A CN105259453 A CN 105259453A
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- body rope
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Abstract
The invention relates to a floating body rope wheel wave power generation land simulation test platform, comprising a motor, a crank, an extension spring, a traction rope, fixed pulleys and a vibration platform. One end of the extension spring is connected with the crank, the other end of the extension spring is connected with the traction rope, and the other end of the traction rope passes around the two fixed pulleys and then is connected with a floating body rope wheel wave power generation system arranged on the vibration platform. The vibration platform comprises a support plate, pressure springs, guide posts, connection boards, a supporting seat and the like. The invention utilizes the motor for lifting the floating body rope wheel wave power generation system, uses the extension spring and the pressure springs for simulating thrust and buoyancy of waves on a floating body, and changes the rotation frequency of the motor and the effective rake of the crank for simulating influences of sea waves with different frequencies and wave heights on power generation system performances. The floating body rope wheel wave power generation land simulation test platform is simple in structure, easy to regulate and control, and convenient to manufacture and install, and can directly perform power generation test of a floating body rope wheel wave power generation system prototype machine, thereby reducing the risk and cost of sea trials.
Description
Technical field
The present invention relates to a kind of test platform, specifically a kind of float body rope wheel wave-activated power generation land analogue test platform.
Background technology
Wave energy is with one of ocean energy of kinetic energy form appearance, utilizes electricity generation by sea waves, neither consumes any fuel and resource, do not produce any pollution again.Thus, exploitation wave-energy power generation technology, to energy shortage situation in alleviation world wide, improves earth environment, reduces energy pollution tool and be of great significance.
Chinese patent 200810083910.5,200910160518.0,201310363311.X all relates to a kind of float body rope wheel type Wave energy generating system, described in this type systematic, rope sheave is connected with generator shaft, rope sheave is wound around flexible drawing rope, the described drag rope other end is connected with the foundation stone sunk to the bottom of the sea, when floating buoyancy aid across the sea moves up and down with wave, flexible rope sheave will be rotated by rope sheave drive electrical generators, thus wave energy is converted to electric energy.Compare with other wave electric power system, this type systematic has that energy conversion efficiency is high, compact conformation, cost are low, debugging is easy to feature.After the exploitation of electricity generation system prototype, need to carry out dependence test test on land, to reduce the cost and risk of extra large test ring joint.
At present, land test mode mainly contains flume test and Computer Simulation two kinds of methods.Flume test only can be tested small scale model machine, is difficult to test prototype performance.Computer Simulation only can carry out theoretical validation to dummy model, is difficult to obtain the specific performance parameter of electricity generation system in true environment.
Summary of the invention
Technical matters to be solved by this invention overcomes the problem that above-mentioned land test mode is difficult to test electricity generation system prototype, there is provided a kind of structure simple, easily, making and installation is convenient in regulation and control, reduces the float body rope wheel wave-activated power generation land analogue test platform of sea examination the risk and cost.
The present invention solve the problem adopt technical scheme be: a kind of float body rope wheel wave-activated power generation land analogue test platform, it is characterized in that: it includes motor, crank, extension spring, drag rope, fixed pulley, shaking platform and float body rope wheel wave electric power system, described crank lower end is connected with the rotating shaft of motor by transmission shaft, upper end is connected with extension spring by bolt, described extension spring one end connecting crank, the other end connects drag rope, the drag rope other end is connected with the floating body rope pulley wave energy generating system be placed on shaking platform after walking around two fixed pulleys.
Crank of the present invention is made up of bolt, rocking arm and transmission shaft, and described rocking arm is provided with elongate slots, and adjustment can be moved along the elongate slots of rocking arm in the fixed position of described bolt.Thus wave heights under simulating different seakeeping.
The stiffness coefficient of described extension spring is the product of buoyancy aid cross-sectional area, density of sea water and acceleration of gravity three.Extension spring is used for simulated waves to the thrust of buoyancy aid.
Described shaking platform comprises back up pad, web joint, supporting seat, stage clip, guidepost, a manhole is all had in the middle part of described back up pad, web joint, supporting seat, described floating body rope pulley wave energy generating system is positioned in back up pad, main rope lower end wherein from manhole through being fixed on bottom supporting seat; Described web joint is connected with the supporting seat of bottom with the back up pad on top by some stage clips, and described guidepost upper end is fixed on back up pad lower surface, and the other end is successively through stage clip, web joint, supporting seat upper flange.Can prevent web joint from significantly transverse vibration and twisting occurring like this.Stage clip of the present invention is for simulating the buoyancy of Mare Tranquillitatis water to buoyancy aid, and its total equivalent stiffness coefficients is the product of buoyancy aid cross-sectional area, density of sea water and acceleration of gravity three.
Further, be evenly equipped with some pulleys inside described back up pad bottom cylindrical portions, web joint, medial and lateral, supporting seat top are equipped with the gathering sill into above-mentioned pulley mobile guide.Tilt to prevent supporting seat, web joint.
The course of work of the present invention is: when motor rotates by certain frequency, pass through crank drive, drag rope will pull floating body rope pulley wave energy generating system to be elevated, in this process, constantly will there is deformation in extension spring and stage clip, with this simulated waves to the thrust of floating body rope pulley wave energy generating system and buoyancy.As when crank is to lower branch, extension spring is stretched, floating body rope pulley wave energy generating system drag rope pull with stage clip on push away effect under and rise, stage clip is restored by compression section, and the main cable tie running rope wheel of electricity generation system rotates, and generator produces electric energy; When crank is to upper half-turn, extension spring is restored, and electricity generation system declines, and stage clip is compressed, the main rope of electricity generation system by rolling again on rope sheave; Like this, when said process repeats, just can realize the land generating simulation test of electricity generation system.This test platform is by adjustment motor frequency, crank effective rake, the impact of wave on power generation performance of different cycles and wave height can be simulated, this platform structure is simple, regulation and control easily, making and installation is convenient, directly on land can carry out generating test to float body rope wheel type wave electric power system prototype, thus reduce sea examination the risk and cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described.
Fig. 1 is that the present invention's entirety forms schematic diagram.
Fig. 2 is crank structure schematic diagram of the present invention.
Fig. 3 is shaking platform structural representation of the present invention.
Fig. 4 is that shaking platform of the present invention moves and targeting part structural representation.
Number in the figure is: 1. motor, 2. crank, 3. extension spring, 4. drag rope, 5. fixed pulley, 6. float body rope wheel wave electric power system, 7. shaking platform.21. bolts, 22. rocking arms, 23. transmission shafts.61. rope sheaves, 62. main ropes.71. back up pads, 72. stage clips, 73. packing rings, 74. web joints, 75. supporting seats, 76. guideposts, 77. pulleys, 78. gathering sills.
Embodiment
As shown in Figure 1, a kind of floating body rope pulley wave energy generating land analogue test platform, it includes motor 1, crank 2, extension spring 3, drag rope 4, fixed pulley 5, shaking platform 7 and floating body rope pulley wave energy generating system 6 etc.Described crank 2 one end is connected with the rotating shaft of motor 1, and the other end is connected with extension spring 3 lower end, and described extension spring 3 upper end connects drag rope 4, and drag rope 4 other end is connected with floating body rope pulley wave energy generating system 6 after walking around two fixed pulleys 5.Described floating body rope pulley wave energy generating system 6 is placed on shaking platform 7 top, and its main rope 62 lower end driving rope sheave 61 to rotate is fixed to bottom shaking platform 7.In the present invention, the concrete composition of floating body rope pulley wave energy generating system 6 belongs to prior art, repeats no more.
Described extension spring 3 is for the thrust of simulated waves to buoyancy aid, and its stiffness coefficient is the product of buoyancy aid cross-sectional area, density of sea water and acceleration of gravity three.
As shown in Figure 2, crank 2 of the present invention is made up of bolt 21, rocking arm 22 and transmission shaft 23.The rocking arm 22 of described both sides is provided with elongate slots, and adjustment can be moved along the elongate slots of rocking arm 22 in the fixed position of described bolt 21.Described transmission shaft 23 is connected with the rotating shaft of motor 1, and described bolt 21 is for being connected with extension spring 3 lower end, and its fixed position can adjust along the elongate slots of rocking arm 22, thus wave heights under simulating different seakeeping.
As shown in Figure 3, Figure 4, described shaking platform 7 comprises back up pad 71, stage clip 72, packing ring 73, web joint 74, supporting seat 75, guidepost 76 etc.A manhole is equipped with in the middle part of described back up pad 71, web joint 74, supporting seat 75.Described back up pad 71 top is discoid, and for bearing floating body rope pulley wave energy generating system 6, bottom is cylindric.Floating body rope pulley wave energy generating system 6 is positioned in back up pad 71, main rope 62 lower end wherein from manhole through being fixed on bottom supporting seat 75.
Web joint of the present invention is connected with the supporting seat of bottom with the back up pad on top by some stage clips.Described guide pillar 76 totally 8, its upper end is fixed to the lower surface of back up pad 71 integrated disc portions, lower end is successively through the through hole of the spring 72 of stage clip 72, packing ring 73, through hole in web joint 74 outer flange, bottom, packing ring 73 and supporting seat 76 flange, like this, when system works, guidepost can avoid web joint significantly transverse vibration and twisting.Stage clip 72 of the present invention is for simulating the buoyancy of Mare Tranquillitatis water to buoyancy aid, and its total equivalent stiffness coefficients is the product of buoyancy aid cross-sectional area, density of sea water and acceleration of gravity three.
Be evenly equipped with some pulleys inside described back up pad 71 bottom cylindrical portions, web joint, medial and lateral, supporting seat top are equipped with the gathering sill into above-mentioned pulley mobile guide.Tilt to prevent supporting seat, web joint.Specifically, be axially installed with 3 layers of pulley blocks outside cylinder, often group is containing 8 pulleys 77.Described web joint 74 outer flange part is evenly equipped with 8 through holes, and the inner side of middle part circular hole is evenly equipped with 8 pulleys 77.Described supporting seat 75 upper flange part is evenly equipped with 8 through holes, and 8 gathering sills 78 are all placed in vertical tube part medial and lateral, middle part.Pulley on the cylinder of described back up pad 71 bottom is placed in the gathering sill inside the vertical tube of supporting seat 75 top, and the pulley inside described web joint 74 circular hole is placed in the gathering sill outside the vertical tube of supporting seat 75 top.Like this, when the system is operating, each pulley can move along gathering sill slideway, thus avoid back up pad 71, web joint 74 tilts.
The present invention utilizes motor 1 to pull electricity generation system to be elevated, extension spring 3 and stage clip 72 is utilized to carry out simulated waves to the thrust of buoyancy aid and buoyancy, by changing motor 1 rotational frequency and crank 2 effective rake, the wave of different frequency and wave height can be simulated on the impact of electricity generation system performance.When motor 1 drives crank 2 to move to lower branch, extension spring 3 is stretched, and drag rope 4 pulls float body rope wheel wave electric power system 6 to rise, and stage clip 72 is launched by compression section; When motor 1 drives crank 2 to move to upper half-turn, extension spring 3 recovers former length, and electricity generation system position declines, and stage clip 72 is compressed; Like this, in crank 2 continuously rotation process, pulled by drag rope 4 and act on extension spring 3, stage clip 72, float body rope wheel wave electric power system 6 will vertically move reciprocatingly, and drive rope sheave 61 rotates by its drag rope 62, and generator produces electric energy.
Structure of the present invention simply, regulation and control are easy, making and installation is convenient, directly on land can carry out generating test to float body rope wheel type wave electric power system prototype, thus the risk and cost tried in reduction sea.
Claims (6)
1. a float body rope wheel wave-activated power generation land analogue test platform, it is characterized in that: it includes motor, crank, extension spring, drag rope, fixed pulley, shaking platform and float body rope wheel wave electric power system, described crank lower end is connected with the rotating shaft of motor by transmission shaft, upper end is connected with extension spring by bolt, described extension spring one end connecting crank, the other end connects drag rope, and the drag rope other end is connected with the floating body rope pulley wave energy generating system be placed on shaking platform after walking around two fixed pulleys.
2. float body rope wheel wave-activated power generation land according to claim 1 analogue test platform, it is characterized in that: described crank is made up of bolt, rocking arm and transmission shaft, described rocking arm is provided with elongate slots, and adjustment can be moved along the elongate slots of rocking arm in the fixed position of described bolt.
3. float body rope wheel wave-activated power generation land according to claim 1 analogue test platform, is characterized in that: the stiffness coefficient of described extension spring is the product of buoyancy aid cross-sectional area, density of sea water and acceleration of gravity three.
4. float body rope wheel wave-activated power generation land according to claim 1 analogue test platform, it is characterized in that: described shaking platform comprises back up pad, web joint, supporting seat, stage clip, guidepost, a manhole is all had in the middle part of described back up pad, web joint, supporting seat, described floating body rope pulley wave energy generating system is positioned in back up pad, main rope lower end wherein from manhole through being fixed on bottom supporting seat; Described web joint is connected with the supporting seat of bottom with the back up pad on top by some stage clips, and described guidepost upper end is fixed on back up pad lower surface, and the other end is successively through stage clip, web joint, supporting seat upper flange.
5. float body rope wheel wave-activated power generation land according to claim 4 analogue test platform, is characterized in that: the total equivalent stiffness coefficients of described stage clip is the product of buoyancy aid cross-sectional area, density of sea water and acceleration of gravity three.
6. float body rope wheel wave-activated power generation land according to claim 4 analogue test platform, it is characterized in that: be evenly equipped with some pulleys inside described back up pad bottom cylindrical portions, web joint, medial and lateral, supporting seat top are equipped with the gathering sill into above-mentioned pulley mobile guide.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106950019A (en) * | 2017-03-01 | 2017-07-14 | 江苏国电铁塔有限公司 | Photovoltaic tracking support low-frequency vibration simulator stand and test method |
CN107101802A (en) * | 2017-06-30 | 2017-08-29 | 武汉理工大学 | A kind of anhydrous experimental stand of wave-energy power generation |
CN107389302A (en) * | 2017-08-02 | 2017-11-24 | 中国核动力研究设计院 | Simulate Experiment of Thermophysics loop and latent and oscillating motion condition stress device is risen in ocean |
CN113586311A (en) * | 2021-08-10 | 2021-11-02 | 中船黄埔文冲船舶有限公司 | Debugging tool and debugging method for deep sea wave energy power generation device |
CN114687908A (en) * | 2022-04-02 | 2022-07-01 | 三亚学院 | Wave energy power generation facility test driving machine |
CN116428098A (en) * | 2023-06-13 | 2023-07-14 | 中国海洋大学 | Floating body rope wheel type wave energy device capable of being combined with offshore platform |
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CN103344865A (en) * | 2013-07-23 | 2013-10-09 | 山东大学(威海) | Floating body rope wheel wave power generation land simulation test platform |
CN103437944A (en) * | 2013-08-16 | 2013-12-11 | 山东大学(威海) | Generating system horizontally, vertically, and comprehensively utilizing floating body rope wheel |
CN203350019U (en) * | 2013-07-10 | 2013-12-18 | 山东大学(威海) | Crank dashing box wave generating platform |
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Patent Citations (6)
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US20080100065A1 (en) * | 2006-10-30 | 2008-05-01 | Yi-Ping Lee | Apparatus for generating electric power using ocean wave energy |
EP2386748A2 (en) * | 2010-05-11 | 2011-11-16 | Dr. Andreas Gimsa | Wave energy converter with generator having high revolutionary speed |
CN102735963A (en) * | 2012-06-05 | 2012-10-17 | 浙江大学宁波理工学院 | Wave energy generation simulation test device |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106950019A (en) * | 2017-03-01 | 2017-07-14 | 江苏国电铁塔有限公司 | Photovoltaic tracking support low-frequency vibration simulator stand and test method |
CN107101802A (en) * | 2017-06-30 | 2017-08-29 | 武汉理工大学 | A kind of anhydrous experimental stand of wave-energy power generation |
CN107101802B (en) * | 2017-06-30 | 2019-11-26 | 武汉理工大学 | A kind of anhydrous experimental stand of wave-energy power generation |
CN107389302A (en) * | 2017-08-02 | 2017-11-24 | 中国核动力研究设计院 | Simulate Experiment of Thermophysics loop and latent and oscillating motion condition stress device is risen in ocean |
CN113586311A (en) * | 2021-08-10 | 2021-11-02 | 中船黄埔文冲船舶有限公司 | Debugging tool and debugging method for deep sea wave energy power generation device |
CN114687908A (en) * | 2022-04-02 | 2022-07-01 | 三亚学院 | Wave energy power generation facility test driving machine |
CN114687908B (en) * | 2022-04-02 | 2023-08-15 | 三亚学院 | Test driving machine for wave energy power generation device |
CN116428098A (en) * | 2023-06-13 | 2023-07-14 | 中国海洋大学 | Floating body rope wheel type wave energy device capable of being combined with offshore platform |
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