CN203035452U

CN203035452U - Floating type integrated power generation platform with ocean wind energy and wave energy

Info

Publication number: CN203035452U
Application number: CN2012205531253U
Authority: CN
Inventors: 张立勋; 梁迎彬; 李二肖; 尉越啸; 裴新平
Original assignee: Harbin Engineering University
Current assignee: Harbin Engineering University
Priority date: 2012-10-26
Filing date: 2012-10-26
Publication date: 2013-07-03
Anticipated expiration: 2022-10-26

Abstract

The utility model aims at providing a floating type integrated power generation platform with ocean wind energy and wave energy. The floating type integrated power generation platform comprises a vertical shaft wind driven generator, a swinging type wave power generation device and a floating body, wherein the vertical shaft wind driven generator and the swinging type wave power generation device are respectively installed on the floating body. The swinging type wave power generation device comprises a floater, a swinging rod and a wave generator, wherein the floater is connected with the swinging rod which is connected with the wave generator through a wave movement reversing device, and the wave generator is connected with an energy storage device through a power conversion device. According to the a floating type integrated power generation platform, the application range of the integrated power generation platform is expanded, stability and safe performance of the power generation platform are improved, building cost and maintenance expenses are reduced, generating efficiency is improved due to active stall control and variable phase control, and the floating type integrated power generation platform is a reliable ocean power generation platform.

Description

Float type marine wind energy and wave energy mixed power generation platform

Technical field

The utility model relates to a kind of electricity generating device, specifically wind energy and wave energy generating set.

Background technique

Huge renewable energy sources is being contained in the ocean, wherein one of the abundantest energy of wave energy; Marine wind energy abundant more and better quality than land simultaneously, THE EXPLOITATION OF OCEAN ENERGY has become the strategic selection of countries in the world.China's coastal cities industry is flourishing, and populous, electric power resource is in short supply, and island the army and the people's electrical problem is more outstanding.And the shore line of China is very long, and marine resources are abundant, strengthens the exploitation dynamics of marine wind energy and wave energy, can effectively alleviate the difficult problem of coastal cities and island electric power resource.

Because wind energy is continuous utilizing in the scope, and wave is periodic, and the electric energy of generation is discontinuous, unsettled; But wave can be become regular pulsation stream by turbulent flow at random under the effect of sea wind, for the comprehensive utilization that realizes wind energy and wave energy provides possibility; Solved simultaneously that power system capacity is huge, to need a large amount of energy storage devices and problem difficult in maintenance, the method for providing multiple forms of energy to complement each other be the effective ways that solve marine wind energy and wave energy comprehensive utilization.

More about the open report that utilizes wind energy, wave energy in the prior art, but the technology of comprehensive utilization wind energy and wave energy report is seldom.The electricity generating device of a kind of wind energy and wave energy comprehensive utilization has been proposed in the document " combined power generation device of wave energy wind energy ": the down wind wind-power electricity generation, against the wind to wave-activated power generation; This device adopts swing scheme, has designed resistance type horizontal axis electricity generating device, but efficient is relatively low and have an idle stroke problem.Document " application study of wind-force/photovoltaic/wave energy hybrid power system " has proposed the theory of wind-force wave power and solar energy mixed power generation, the scheme that adopts horizontal-shaft wind turbine to be combined with the swing type wave power plant, the stability of power generation system and safety become key.

Summary of the invention

The purpose of this utility model is to provide comprehensive utilization marine wind energy and wave energy, the float type marine wind energy that can improve energy conversion efficiency and adaptive capacity to environment and wave energy mixed power generation platform.

The purpose of this utility model is achieved in that

The utility model float type marine wind energy and wave energy mixed power generation platform is characterized in that: comprise vertical-shaft aerogenerator, swing type wave-type electric generator, buoyancy aid, vertical-shaft aerogenerator and swing type wave-type electric generator are installed on the buoyancy aid respectively; Described swing type wave-type electric generator comprises float, swing arm, wave-activated generator, and float connects swing arm, and swing arm connects wave-activated generator by the wave motion reversing arrangement, and wave-activated generator connects energy storage device by power-converting device.

The utility model can also comprise:

1, covert position control mechanism is installed between float and the swing arm, covert position control mechanism comprises sealing drum and the actuating motor, the T type gyrator that are installed in the sealing drum, actuating motor connects T type gyrator, and T type gyrator connects float by coupling, and swing arm connects sealing drum.

2, described float is " Duck gizzard " shape float.

3, described vertical-shaft aerogenerator comprises main shaft, blade, motor, wind energy conversion system strut, two wind energy conversion system struts are one group, the first wind energy conversion system strut of every group of wind energy conversion system strut is installed in the upper end of main shaft, the second wind energy conversion system strut is installed in the lower end of main shaft, blade is installed between the first wind energy conversion system strut and the second wind energy conversion system strut, on the second wind energy conversion system strut driving wheel is installed, driving wheel connects blade and motor respectively, and wind transducer and angle position encoder also are installed on the main shaft.

4, described wind energy conversion system strut has four groups, and angle is 90 degree between group and the group.

5, described buoyancy aid has two, links to each other by connecting rod between two buoyancy aids, and same working platform is installed on two buoyancy aids, and vertical-shaft aerogenerator is fixed on the working platform.

6, described swing type wave-type electric generator has two at least, in parallel or series connection between the swing type wave-type electric generator.

Advantage of the present utility model is: the utility model has been expanded the Applicable scope of mixed power generation platform, has improved the safety coefficient of generation platform.The vertical-shaft aerogenerator type has reduced the center of gravity of generation platform, has improved stability and Anti-Typhoon ability; Wind energy conversion system adopts deliberate speed loss control to improve generated energy.Wave-type electric generator adopts the control of covert position to improve the ability of capturing of " Duck gizzard " shape float, and the design of wave driving mechanism has improved wave-activated power generation efficient.The symmetric arrangement of modularization wave-type electric generator has improved the stability of system again, and the expansion that utilizes the wave-activated power generation capacity is arranged.This float type marine wind energy and wave energy mixed power generation device have been expanded the application marine site, stability and Safety performance have been improved, reduced construction cost and maintenance expenses, deliberate speed loss control and the control of covert position have improved generating efficiency, are a kind of reliable marine generation platforms.

Description of drawings

Fig. 1 is the vertical-shaft aerogenerator structural representation;

Fig. 2 is swing type wave-type electric generator schematic representation;

Fig. 3 is covert position control mechanism structural representation;

Fig. 4 is catamaran hull formula buoyancy aid schematic representation;

Fig. 5 is catamaran hull formula buoyancy aid Placement;

Fig. 6 is overall structure schematic representation of the present utility model;

Fig. 7 is the swing type wave-type electric generator mode that is installed in series;

Fig. 8 is installed in parallel mode for the swing type wave-type electric generator.

Embodiment

For example the utility model is done description in more detail below in conjunction with accompanying drawing:

In conjunction with Fig. 1～8, four groups of wind energy conversion system struts 8 of the present utility model are by the bolt formation wind wheel that links together, and wind wheel rotates around vertical-shaft aerogenerator rotary main shaft 10, and blade 7 is installed on the wind wheel strut 8 by the

bearing support

16 and 17 at two ends.Wind transducer 18 and angle position encoder 9 all are installed in rotary main shaft 10 tops; The deliberate speed loss control structure is installed in the wind wheel lower end.Driving by actuating motor 15 generations, export 4 tunnel identical motions through power distribution dish 11, the motion of power distribution dish 11 outputs is delivered to driving wheel 14 by two groups of belts through intermediate setting wheel 13, realize the real-time control at blade pitch angle, according to wind field variation, load and generator parameter etc. generator is adopted deliberate speed loss control simultaneously, to improve safety and the reliability of wind energy utilization and upright shaft wind power generation system.

In conjunction with Fig. 2, swing type wave-type electric generator of the present utility model adopts modular design, can independently carry out the convenient expansion of wave-activated power generation generate output." Duck gizzard " shape float 19 and covert position control mechanism 20 are installed in an end of swing arm 21, and the input shaft 42 of swing arm and wave motion reversing arrangement 43 is connected; In the wave motion process, kinetic energy of wave and potential energy can drive " Duck gizzard " shape float 19 and swing up and down, and are delivered to reversing arrangement through swing arm 21; Reversing arrangement with " Duck gizzard " but moving up and down of shape float 19 all be converted into unidirectional rotary motion and be delivered to its working principle referenced patent of wave-activated generator 44(" swing mechanical wave power generator "); The electric energy that wave motion produces through power-converting device 45 transform with DC filtering after be stored in the storage battery 46.

In conjunction with Fig. 3, covert position of the present utility model control mechanism 20 has been realized the adaptation of " Duck gizzard " shape float 19 with the wave dynamic change, has improved the capture efficiency of wave energy.Swing arm 21 welds together with sealing drum 24, and provides the mounting point for a covert position control mechanism; The output terminal of T type gyrator 26 and coupling 27 are connected by key 30 and Cock screw 28, and the flange end of coupling 27 and Duck gizzard shape float 19 are connected; Actuating motor 23 is connected by flange with T type gyrator 26 input ends, and actuating motor 23 afterbodys are equipped with encoder 22, is used for feedback gyrator angle position; The wave information that actuating motor 23 is gathered according to wave-height sensing device is controlled the phase place of " Duck gizzard " shape float, realizes its position closed loop control, thereby improves the ability of capturing of wave energy.

In conjunction with Fig. 4 and Fig. 5, catamaran hull formula buoyancy aid of the present utility model is made up of hull 32 and hull 33, and connecting rod 31 is fixed together by flange 34 with hull 32 and hull 33; Length by regulating connecting rod 31 is to improve the adaptive capacity of catamaran hull formula buoyancy aid.

In conjunction with Fig. 6, float type marine wind energy of the present utility model and wave energy mixed power generation platform mainly are made of vertical-shaft aerogenerator 1, swing type wave-type electric generator 4, catamaran hull formula buoyancy aid 2, power converter cabinet 5 and energy storage cabinet 6.Catamaran hull formula buoyancy aid 2 and working platform 3 provide mountion plate for vertical-shaft aerogenerator 1 and swing type wave-type electric generator 4, and are anchored in working sea area; Wind generating unit adopts the vertical-shaft aerogenerator type, reduces the center of gravity of mixed power generation platform and improves Anti-Typhoon ability; Swing type wave-type electric generator symmetric arrangement can improve the stability of mixed power generation platform; The electric energy that is sent by vertical-shaft aerogenerator 1 and swing type wave-type electric generator 4 finally is stored in energy storage cabinet 6 through power converter cabinet 5.

In conjunction with Fig. 7 and Fig. 8, float type marine wind energy of the present utility model has with the swing type wave-type electric generator 4 of wave energy mixed power generation platform connects and two kinds of arrangements in parallel.Connecting and being arranged in parallel mode to have certain influence to the generating efficiency of wave-type electric generator and the stability of hybrid power system, can select different arrangements according to different situations.

Claims

1. float type marine wind energy and wave energy mixed power generation platform, it is characterized in that: comprise vertical-shaft aerogenerator, swing type wave-type electric generator, buoyancy aid, vertical-shaft aerogenerator and swing type wave-type electric generator are installed on the buoyancy aid respectively; Described swing type wave-type electric generator comprises float, swing arm, wave-activated generator, and float connects swing arm, and swing arm connects wave-activated generator by the wave motion reversing arrangement, and wave-activated generator connects energy storage device by power-converting device.

2. float type marine wind energy according to claim 1 and wave energy mixed power generation platform, it is characterized in that: covert position control mechanism is installed between float and the swing arm, covert position control mechanism comprises sealing drum and the actuating motor, the T type gyrator that are installed in the sealing drum, actuating motor connects T type gyrator, T type gyrator connects float by coupling, and swing arm connects sealing drum.