CN205805819U - Novel butterfly double-vane wave energy generating set - Google Patents

Abstract

The utility model discloses a kind of novel butterfly double-vane wave energy generating set, including butterfly double-vane, mechanical coupler, astrosphere, flaps, direction plate of heading sea, magneto, Boost current transformer and combining inverter.Wherein butterfly double-vane is to head sea ellipsoid in two fronts, makees elevating movement under the common effect of buoyancy, exciting force, gravity and load；Astrosphere, flaps, direction plate of heading sea constitute many integration structure, it is ensured that double-vane pitching datum mark is stable；Direction plate of heading sea drives double-vane automatically to head sea；The capture torque of ellipsoid double-vane is oriented, couples and drive electrical power generators by mechanical coupler；Boost current transformer detects wave operating mode in real time, and thereby regulation pitching frequency is to capture ceiling capacity.This utility model will effectively promote system flexibility, safety and wave energy capture rate, widen wave energy generating set range of application, greatly promote New Energy Industry and the optimization and upgrading of energy resource structure.

Description

Novel butterfly double-vane wave energy generating set

Technical field

This utility model relates to a kind of butterfly double-vane wave energy generating set, especially one and is applied to extensive ocean capture The TRT of Wave energy.

Background technology

For reply global energy crisis and ecological deterioration, reasonable development is the most very urgent entirely without polluting wave energy.Wave Can be the dynamic ocean mechanical energy of short-period wave that wind effect produces, there is energy density big, the advantages such as distribution is wide, obtain numerous Researcher is paid close attention to.At present, wave energy generating set has canard, oscillaton water column type, poly-ripple energy storage type, pushing formula, vibration to float The various ways such as minor.Wherein canard device exterior design is unique, but " Caput Anas domestica " pitching easily causes the center displacement to change, impact Equipment running frequency；The lifting of oscillaton water column type TRT wave energy transformation efficiency is limited by compressed-air energy storage effect completely Rate；The efficiency height of poly-ripple energy-storage generating apparatus depends on that equipment installs specific region and good work water channel, is mounted to This height；Float type wave power generation device then has that construction cost is low, easy to maintenance, energy conversion efficiency is high and strong adaptability etc. Feature, is the direction of first developing of wave energy generating set, but still wave energy capture rate is relatively low, motility is looked into, energy The problems such as amount output is unstable and anti-sea beat ability is poor.

Utility model content

This utility model is for not enough present in above-mentioned technology, it is provided that a kind of novel butterfly double-vane wave-energy power generation fills Put.

This utility model is noteworthy characterized by: include ellipsoid double-vane, mechanical coupler, magneto, Boost unsteady flow Device, combining inverter, astrosphere, flaps and direction plate of heading sea etc. form, and wherein butterfly double-vane is that two fronts are head sea ellipse Ball, because of wave working conditions change, suffered by ellipsoid, buoyancy and exciting force change therewith, and turn at ellipsoid gravity and generator loading Square acts on down jointly makees elevating movement；Both wings are captured wave energy torque coupling and drive electromotor by mechanical coupler；Boost becomes Stream device dynamically changes generator loading torque, optimizes and revises double-vane pitching frequency and can capture to obtain highest wave, simultaneously as Electric interface unit couples with other wave energy capturing unit dc bus, and surfs the Net through combining inverter inversion, it is achieved wave energy Efficient Conversion to electric energy；Center ball float is used for placing electromotor, mechanical coupler, and direction plate of heading sea, flaps with And hawser acts on down jointly, it is ensured that ellipsoid double-vane pitching datum mark the most stable；Direction plate of heading sea is sent out for adjusting wave energy Electric installation is orientation in water, it is ensured that head sea in two ellipsoid double-vane fronts.

1, described ellipsoid double-vane is wave energy capturing unit, makees elevating movement under the wave action, exist face upward and under press down Two states, when facing upward, buoyancy and exciting force are driving moment, under when pressing down buoyancy and exciting force then for the moment of resistance, but electromotor Electromagnetic torque is always the moment of resistance；Wave capture essence is efficient absorption buoyancy and driving torque, and through change pulley and power transmission shaft It is transferred to astrosphere internal mechanical coupling device.

2, mechanical coupler, electromotor and Boost current transformer, wherein mechanical coupler it are provided with in described astrosphere Including angular wheel, power transmission shaft, ratchet and planetary gear, wherein angular wheel completes the transfer of ellipsoid double-vane space, passes System axle completes torque transmission and speed change work；Ratchet complete ellipsoid double-vane face upward and under the rotating speed that presses down under two kinestates lead To, it is ensured that capture torque is driving moment to electromotor；Left and right both wings through above-mentioned frame for movement respectively with the planetary sun Wheel is connected with gear ring, and is coupled by planet gear carrier and generator coaxle, thus completes wave energy and change to electric energy.

3, pitching frequency optimized and revised by described Boost current transformer, and ellipsoid double-vane wave energy capture power decision is in pitching frequency Rate and wave frequencies approximation ratio, wave energy capture essence is efficient absorption buoyancy and exciting force moment；Ellipsoid pitching average angle Speed is different, and ellipsoid double-vane is different in the holdup time of pitching bound, and especially when pitching lower limit, resultant moment need to be more than generating Machine load torque just can state change.According to ellipsoid double-vane duty and wave frequencies, dynamically regulation Boost current transformer is defeated Go out electric current, change electromotor electromagnetic torque, promote ellipsoid double-vane pitching frequency approaches wave frequencies.

4, described ellipsoid double-vane needs front to head sea to guarantee that both wings operating mode is identical, and it is by direction of heading sea on the downside of astrosphere Plate realizes.Head sea direction plate and astrosphere rigid attachment, be then to be coupled by bearing with downside flaps, direction plate of heading sea Motion directly drives the rotary motion of astrosphere.Direction plate of heading sea is primarily subjected to wave effect in water, with the minimum mesh of stress Mark adjustment is head sea direction, thus completes ellipsoid double-vane and automatically head sea.

The beneficial effect that this utility model is brought

This utility model uses butterfly double-vane symmetrical structure, center ball float and flaps effectively to guarantee double-vane pitching benchmark Point is stable；Use the unique mechanical such as planetary gear to design the mechanical couplings of capture energy, effectively reduce wave exciting force pair Device for mechanical impacts；Direction plate of heading sea is automatically machine-processed, effectively to wave and optimal control based on Boost dutycycle pitching frequency Improve wave energy capture rate；This utility model by effective lifting device motility, safety and wave energy capture rate, Widen wave energy generating set range of application, reduce manufacturing cost and maintenance cost, greatly promote New Energy Industry and energy The optimization and upgrading of source structure.

Accompanying drawing explanation

Fig. 1 is butterfly double-vane wave energy generating set overall structure figure.

Fig. 2 is the mechanical couplings structural representation of butterfly double-vane wave energy generating set monomer.

Butterfly double-vane wave energy generating set (such as Fig. 1) designed by this utility model includes spheroid shape double-vane (1), machinery Conventional apparatus (2), planetary gear (3), magneto (4), direction plate of heading sea (5), flaps (6), non-controllable rectification (18, 19), Boost current transformer (20,21), combining inverter (22) composition.

Mechanical driving device includes change pulley (8,9), angular wheel (10), ratchet (11,12), planet as shown in figure (2) Gear sun gear (14), gear ring (13) and planet carrier (16), bracing frame (15).

Detailed description of the invention

Illustrate below in conjunction with the accompanying drawings and this utility model be described in more detail:

The ellipsoid double-vane (1,7) of this wave energy generating set in wave by buoyancy, exciting force and action of gravity, and from Dynamic doing elevating movement around support shaft (8), elevating movement basic point is by astrosphere, flaps (6), direction plate of heading sea (5) and ellipse Ball double-vane symmetrical structures etc. interact and complete；Direction plate of heading sea combines as a whole with astrosphere rigidity, direction plate of i.e. heading sea Rotate directly drive astrosphere rotate, but and between flaps (6) then via rolling bearing connection, direction plate of heading sea is subject in water To wave action, head sea seeking stress minimum target drives ellipsoid double-vane front；Flaps is used for slowing down wave to center Ball horizontal displacement is impacted, and maintains ellipsoid double-vane to rotate basic point stable.

Ellipsoid double-vane is that wave energy captures main body, and it is captured in real time driving torque and buoyancy power under periodicity wave action Square, via change pulley (8,9) by rate of pitch raising speed, and by angular wheel (10) complete pitching rotary speed obtain raising speed and The change of direction of rotation, is transferred to two orientation ratchets (11,12) through power transmission shaft by capture torque；Two orientation ratchets guarantee on ellipsoid Face upward/under press down output torque direction change in the case of, the concordance of planetary gear sun gear (14) direction of rotation；Ratchet (12) and too Use angular wheel coupling between sun wheel, complete rotary speed direction space and change；Other side ellipsoid is through above-mentioned drive mechanism and row Star gear-wheel gear-ring (13) couple, 14 and 13 through torque coupling by planet carrier (16), torque exports to coaxially coupling magneto (17), drive generating, complete wave energy to electric energy Efficient Conversion.

Fig. 2 electromotor (17) is through non-controllable rectification (18,19) rectification, and through Boost current transformer (20,21) and butterfly double-vane Wave energy unit individuality dc bus couples, and surfs the Net through combining inverter (22) inversion.Inversion online power size be with Keeping DC bus-bar voltage constant for target, DC bus-bar voltage the most also captures for wave energy maximum and lays the foundation；Boost becomes Stream device is through monitoring wave operating mode, luffing angle, pitch attitude, rate of pitch and output generator current in real time, in real time Adjust Boost current transformer dutycycle, change generator loading torque, change ellipsoid double-vane in the holdup time of pitching bound, Optimize and revise ellipsoid pitching frequency, promote ellipsoid double-vane pitching frequency approaches wave frequencies.

Although detailed description of the invention of the present utility model is described by the above-mentioned accompanying drawing that combines, but is not to this practicality The restriction of novel protected scope, one of ordinary skill in the art should be understood that on the basis of technical solutions of the utility model, ability Field technique personnel need not to pay various amendments or deformation that creative work can make still at this utility model protection domain Within.

Claims (2)

1. a butterfly double-vane wave energy generating set, including butterfly double-vane, mechanical coupler, astrosphere, flaps, heads sea Direction plate, magneto, Boost current transformer, combining inverter, it is characterised in that: described butterfly double-vane is two and makees pitching Heading sea ellipsoid in the front of motion, captures wave energy；Described mechanical coupler couples the wave energy of two butterfly double-vane captures, drives Magneto；Described astrosphere and flaps stablize the elevating movement basic point of butterfly both wings；Described direction plate and the center of heading sea Ball rigid attachment, drives the automatic front of both wings to head sea；Described Boost current transformer is arranged on rear side of electromotor, changes electromotor and bears Set torque；Described combining inverter confluxes each capturing unit energy, inversion grid connection.

The most according to claim 1, a kind of butterfly double-vane wave energy generating set, is characterized in that astrosphere built-in machines couples Device, electromotor and Boost current transformer, mechanical coupler includes angular wheel, power transmission shaft, ratchet and planetary gear, cone The transfer ellipsoid double-vane elevating movement of shape gear space；Ellipsoid double-vane elevating movement rotating speed is oriented by ratchet；The planetary sun Wheel and gear ring are respectively through ratchet and angular wheel and butterfly double-vane mechanical attachment, and planet gear carrier and magneto are coaxial Couple.