CN202300816U

CN202300816U - Array-type wave energy power generation device

Info

Publication number: CN202300816U
Application number: CN2011204228625U
Authority: CN
Inventors: 杨绍辉; 何宏舟; 巫明茂
Original assignee: Jimei University
Current assignee: Jimei University
Priority date: 2011-10-31
Filing date: 2011-10-31
Publication date: 2012-07-04
Anticipated expiration: 2021-10-31

Abstract

The utility model discloses an array type wave energy generating device, which comprises an installation platform, a generator cabin, a rotating shaft, multiple groups of oscillating float groups, and a hydraulic generating device. Multiple groups of oscillating buoys are arranged in an array on the sea surface, which can collect wave energy at different positions at the same time, and drive the overrunning clutch through the transmission cable to convert it into mechanical energy of the rotating shaft synchronously, and the rotating shaft drives the permanent magnet generator to generate electricity. The utility model can not only collect wave energy of a plurality of oscillating buoys at the same time, realize large-scale wave energy power generation, but also improve the cost performance of wave energy power generation and the stability of wave energy collection. All hydraulic equipment and power generation equipment can also be placed on the sea surface without contact with seawater, so it is not easy to be corroded by seawater, and it is easy to install, debug and maintain.

Description

The array-type wave energy generating set

Technical field

The utility model patent belongs to regenerable marine energy and utilizes technical field, relates in particular to a kind of array-type wave energy generating set.

Background technique

Wave energy is that distribution is the widest in the ocean, the renewable energy sources that energy density is maximum.The collection wave energy of scale, and be translated into the powerup issue that electric energy can solve islander and oceanographic equipment, also can be aspects such as ocean environment test and sea fishery electric energy endlessly is provided.The result that can flow influence to wave energy by domestic and international wave energy existing apparatus technology can roughly be divided into a little absorption, deflection type and the cut-off type three major types is technological.Oscillating floater formula wave-energy collection technology belongs to a little absorption, relies on the move up and down absorption wave energy of oscillating floater in wave.At present; One cover oscillating floater formula electricity generating device generally can only utilize a perhaps a small amount of oscillating floater to collect wave energy; Each oscillating floater only could folk prescription when rising or descending with wave to absorbing wave energy, it is to absorb wave energy to do work that just every whole wave energy cycle has only 1/2 cycle.Therefore, the wave energy absorption efficiency is low, and power generation stabilization property is relatively poor, and the quality of power supply is not high, and is bigger to the impact of a whole set of electricity generating device.On the other hand, existing wave energy generating set can not be collected the wave energy of diverse location on the sea simultaneously, owing to receive the restriction of factors such as single oscillating floater volume, weight, its total output of collecting wave energy is restricted, and can not generate electricity on a large scale.

The model utility content

The purpose of the utility model is to provide a kind of the stable high, difficult by the array-type wave energy generating set of seawater corrosion of a large amount of wave energies, wave-energy collection of collecting.

For realizing above-mentioned purpose, the technical solution of the utility model is:

The utility model is a kind of array-type wave energy generating set, and it comprises generator bay, running shaft, organizes oscillating floater group, hydraulic generating set more; Described generator bay is made up of left side generator bay that is oppositely arranged and right side generator bay, and running shaft is installed between left side generator bay and the right side generator bay; Described oscillating floater group comprises free wheel device, oscillating floater, balance weight body, static pulley, seabed weight, transmission rope; Free wheel device on described many group oscillating floater groups is installed on running shaft at interval; Described transmission rope one end pile warp free wheel device connects balance weight body; The other end pile warp static pulley connects oscillating floater, the weight in the bottom hung seabed of static pulley; Described hydraulic generating set is installed in the generator bay of right side and with running shaft and is connected.

Described hydraulic generating set comprises variable displacement pump, oil purifier, fuel tank, safety valve, one-way valve, accumulator, oil circuit switch, oil line pipe, variable displacement motor, magneto alternator; Described running shaft is connected with variable displacement pump through coupling; Hydraulic oil in the fuel tank is sent in the variable displacement pump through oil purifier; Hydraulic oil connects one-way valve, accumulator, oil circuit switch and variable displacement motor successively through oil line pipe; The output shaft of variable displacement motor is connected with the input shaft of magneto alternator, and the oil outlet tube of safety valve and variable displacement motor is connected with fuel tank through pipeline.

The utility model also comprises mountion plate; This mountion plate is made up of left side pile body and right side pile body; Be two pile body structures, the left side pile body is vertical with the right side pile body to be installed among the ocean, and the pile body bottom inserts in the seabed deeply; Maximum height when the pile body top is higher than high tide, left side generator bay and right side generator bay are fixedly installed in respectively on left side pile body and the right side pile body.

After adopting such scheme, the advantage that the utlity model has is:

(1) the utility model device wave energy that can collect a large amount of oscillating floater simultaneously and obtained, and be translated into the mechanical energy of same running shaft, drive the hydraulic generating set generating.Therefore, the utility model can improve the total output of wave energy generating set, generates electricity on a large scale.

(2) the utility model can be put in diverse location with a plurality of oscillating floater cloth according to the wave of the sea actual conditions, is in come-up during the cycle at some oscillating floater, and another part oscillating floater is in decline cycle.Therefore; Can both collect the wave energy of different oscillating floaters at each moment running shaft; Oscillating floater quantity is many more, and wave-energy collection is even more, compares with single oscillating floater formula gathering-device; The utility model has improved the stability of wave-energy collection, has reduced the impact of wave energy to package unit.

(3) only rely on transmission rope to connect between running shaft and the oscillating floater, except that oscillating floater, static pulley and grappling weight, miscellaneous equipment all places on the sea, and therefore the discord contact with sea water is difficult for being convenient to installation, debugging and maintenance by seawater corrosion.

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.

Description of drawings

Fig. 1 is the array-type Wave energy collecting device structural representation of the utility model;

Fig. 2 is the hydraulic generating set structural representation of the utility model.

Embodiment

As shown in Figure 1, the utility model is a kind of array-type wave energy generating set, and it comprises mountion plate 1, generator bay 2, running shaft 3, organizes oscillating floater group 4, hydraulic generating set 5 more.

Described generator bay 2 is made up of left side generator bay that is oppositely arranged 21 and right side generator bay 22, can be cube, also can be other shape.Running shaft 3 is installed between left side generator bay 21 and the right side generator bay 22, can rotate under external force, and the rigidity of running shaft 3, length can be selected according to the requirement of generated output.

Described oscillating floater group 4 comprises free wheel device 41, oscillating floater 42, balance weight body 43, static pulley 44, seabed weight 45, transmission rope 46.Free wheel device 41 equi-spaced apart on described many group oscillating floater groups 4 are installed on the running shaft 3.Described transmission rope 46 1 end pile warp free wheel devicees 41 connect balance weight body 43; The other end pile warp static pulley 44 connects oscillating floater 42; Static pulley 44 plays a part to change the transmission rope direction of pull, and weight 45 in the bottom hung seabed of static pulley 44, and seabed weight 45 is sunken to the seabed; Its position does not change with seawater movement, plays the effect of built-in oscillation float position; Described hydraulic generating set 5 is installed in right side generator bay 22 interior (also can be contained in the left side generator bay 21) and is connected with running shaft 3.Described transmission rope 46 adopts the ultra-high molecule pvc material, and its stretching resistance is more than 5 times of iron chains of equivalent diameter, and density is lower than the density of seawater, and its weight is well below the weight of equal volume iron chains.Described static pulley 44 materials are Stainless Steel Tube, and paint processing at its outer surface thermal spraying aluminum and maritime works, prevent seawater corrosion.

Described mountion plate 1 is made up of left side pile body 11 and right side pile body 12, is two pile body structures.Left side pile body 11 and right side pile body 12 vertical being installed among the ocean; The pile body bottom inserts in the seabed deeply; Maximum height when the pile body top is higher than high tide; Left side pile body 11 must have bigger bearing capacity with right side pile body 12, and its diameter and the degree of depth of inserting the seabed are carried out strength check according to the active force of each bar transmission rope 46 and wave, ocean current to the active force of pile body and drawn.Left side generator bay 21 is fixedly installed in respectively on left side pile body 11 and the right side pile body 12 with right side generator bay 22.Described left side pile body 11 is a Stainless Steel Tube with right side pile body 12 materials, and paints processing at its outer surface thermal spraying aluminum and maritime works, prevents seawater corrosion.

The oscillating floater group 4 of the utility model is 6 groups; 6 oscillating floaters 42 are promptly arranged; When as installed, can increase or reduce the number of oscillating floater 42 according to the size of required generated output, simultaneously the corresponding number that increases, subtracts free wheel device 41, balance weight body 43, static pulley 44, seabed weight 45 and transmission rope 46.Can a plurality of oscillating floaters 42 be arranged in square formation, linear, circular or other difform arrays according to marine on-the-spot actual conditions.Among Fig. 1, oscillating floater 42 is shown as cylindrical body, and oscillating floater 42 also can adopt other profiles when as installed.

As shown in Figure 2, described hydraulic generating set 5 comprises variable displacement pump 51, oil purifier 52, fuel tank 53, safety valve 54, one-way valve 55, accumulator 56, oil circuit switch 57, variable displacement motor 58, magneto alternator 59.Described running shaft 3 is connected with variable displacement pump 51 through coupling; Hydraulic oil in the fuel tank 53 is sent in the variable displacement pump 51 through oil purifier 52; Hydraulic oil connects one-way valve 55, accumulator 56, oil circuit switch 57 and variable displacement motor 58 successively through oil line pipe; The output shaft of variable displacement motor 58 is connected with the input shaft of magneto alternator 59, and the oil outlet tube of safety valve 54 and variable displacement motor 58 is connected with fuel tank 53 through pipeline.Need to prove that described variable displacement pump 51, accumulator 56, variable displacement motor 58 and magneto alternator 59 can adopt various ways, comprise existing disclosed technology.

The working principle of the utility model:

As shown in Figure 1, oscillating floater 42 moves up and down under the effect of wave, and the transmission rope 46 that drives separately moves, and transmission rope 46 is wrapped on the free wheel device 41.When wave rises, oscillating floater 42 come-ups, balance weight body 43 rises thereupon, free wheel device 41 closures, the pulling force that produces on the transmission rope 46 drives running shaft 3 rotations; And when wave descended, oscillating floater 42 sank, and balance weight body 43 descends thereupon, and this moment, free wheel device 41 separation can not be delivered to the pulling force that produces on the transmission rope on the running shaft 3.The wave energy that each oscillating floater 42 is obtained all can only make running shaft 3 folk prescriptions to rotation when come-up.When a plurality of free wheel device 41 was installed on the running shaft 3, a plurality of free wheel devicees 41 made running shaft 3 rotate to same direction under the effect of a plurality of oscillating floaters 42, had prevented cancelling out each other between the wave energy of a plurality of oscillating floaters 42 collections.Each oscillating floater 42 all can drive transmission rope 46 and on running shaft 3, produce a certain size moment of torsion in the process of come-up, and superposes, and final driven rotary axle 3 rotates acting.A plurality of oscillating floater 42 collected wave energies change the mechanical energy for running shaft 3 simultaneously.

In conjunction with shown in Figure 2; Described running shaft 3 extend into generator bay 2 inside of top, sea; Be connected on the variable displacement pump 51 through coupling, variable displacement pump 51 is converted into the potential energy of hydraulic oil with the rotating mechanical energy of running shaft 3, and hydraulic oil is after the accumulator voltage stabilizing; Impact variable displacement motor 58, variable displacement motor 58 drives magneto alternator 59 generatings.

The above is merely the utility model preferred embodiment, and oscillating floater also can adopt other profiles.The variation of oscillating floater number, profile and the arrangement mode of promptly doing according to the utility model claim and description all should still belong in the scope that the utility model patent contains.

Claims

1. An array type wave energy generating device is characterized in that: it comprises a generator cabin, a rotating shaft, multiple groups of oscillating buoy groups, and a hydraulic power generation device; The engine room is composed of a rotating shaft installed between the left generator cabin and the right generator cabin; the oscillating buoy set includes an overrunning clutch, an oscillating buoy, a counterweight, a fixed pulley, a seabed weight, and a transmission cable. The overrunning clutch on the oscillating buoy set is installed on the rotating shaft at intervals, one end of the transmission cable is connected to the counterweight body through the overrunning clutch, and the other end is connected to the oscillating buoy through the fixed pulley, and the bottom of the fixed pulley is hung with heavy objects on the seabed; The hydraulic power generation unit is installed in the right generator compartment and connected to the rotating shaft.

2. The array type wave energy power generation device according to claim 1, characterized in that: the hydraulic power generation device includes a variable pump, an oil filter, an oil tank, a safety valve, a one-way valve, an accumulator, and an oil circuit switch , oil pipeline, variable motor, permanent magnet synchronous generator; the rotating shaft is connected to the variable pump through a coupling, the hydraulic oil in the oil tank is sent into the variable pump through the oil filter, and the hydraulic oil passes through the oil pipeline in turn Connect the check valve, accumulator, oil circuit switch and variable motor, the output shaft of the variable motor is connected with the input shaft of the permanent magnet synchronous generator, the safety valve and the oil outlet pipe of the variable motor are connected with the fuel tank through pipelines.

3. The array type wave energy generating device according to claim 1, characterized in that: it also includes an installation platform, the installation platform is composed of a left side pile body and a right side pile body, which is a double pile body structure, and the left side pile body The pile body and the right pile body are vertically installed in the ocean, the bottom of the pile body is deeply inserted into the seabed, the top of the pile body is higher than the maximum height when the sea water is high tide, and the left generator cabin and the right generator cabin are fixedly installed on the left pile. body and the right pile body.