CN105673311A - Folding oscillating type tidal current energy power generation device - Google Patents

Folding oscillating type tidal current energy power generation device Download PDF

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Publication number
CN105673311A
CN105673311A CN201610044446.3A CN201610044446A CN105673311A CN 105673311 A CN105673311 A CN 105673311A CN 201610044446 A CN201610044446 A CN 201610044446A CN 105673311 A CN105673311 A CN 105673311A
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CN
China
Prior art keywords
folding
current energy
tidal current
wing
pedestal
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Granted
Application number
CN201610044446.3A
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Chinese (zh)
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CN105673311B (en
Inventor
林伟豪
汪曙光
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Tianjin University
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Tianjin University
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Publication of CN105673311A publication Critical patent/CN105673311A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12Adaptations 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
    • F03B13/26Adaptations 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 tide energy
    • F03B13/262Adaptations 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 tide energy using the relative movement between a tide-operated member and another member
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00Application
    • F05B2220/70Application in combination with
    • F05B2220/706Application in combination with an electrical generator
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/30Energy from the sea, e.g. using wave energy or salinity gradient

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Oceanography (AREA)
  • 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 folding oscillating type tidal current energy power generation device which comprises a base with four edges provided with telescopic arms. A folding stand column is arranged in the center of the base. A thrust bearing is arranged on the stand column and is connected with a pedestal through a universal joint. The pedestal is provided with a watertight compartment internally provided with a power generator, a step-up gearbox and a flywheel. An input shaft of the step-up gearbox is connected with the flywheel, and an output shaft of the step-up gearbox is connected with the power generator. The flywheel is fixedly connected with the pedestal through the bearing, and the flywheel is hinged to a rotating shaft arranged at the center position of the top of the pedestal through a crankshaft extending out of the watertight compartment. The rotating shaft is connected with a folding streamline collecting wing through a folding connecting arm. By means of the folding oscillating type tidal current energy power generation device, the size of the whole device is reduced through effective folding, transportation is convenient, demounting and mounting among all parts are avoided, and the seabed mounting cost is reduced.

Description

A kind of folding oscillatory type tidal current energy generating equipment
Technical field
The invention belongs to the technical field utilizing marine tidal-current energy to generate electricity, particularly relate to a kind of folding oscillatory type tidal current energy generating equipment.
Background technology
Sea energy is as a kind of cleaning, renewable energy, and not only resource is enriched, and the impact of environment is very micro-. Currently, the marine energy resources that the whole world is renewable, theoretical total amount reaches 766000GW, and DEVELOPMENT PROSPECT is considerable. China has long shoreline and wide oceanic area, and sea energy reserves enrich, and the marine energy resources that can develop comprises: marine tidal-current energy, tidal energy and wave energy etc., and wherein, the theoretical mean power of marine tidal-current energy is 13940MW. Marine tidal-current energy is strong due to predictability, has bigger advantage at stable offer concerned power than wave energy, and simultaneously compared with the utilization of tidal energy, marine tidal-current energy does not need a wide range of change physical environment, therefore becomes current sea energy focus.
The transport that existing tidal current energy generating equipment is high and installation cost account for the 30% of total cost, become the biggest obstacle hindering marine tidal-current energy generating. At home and abroad there is no power generation assembly at present and utilize flexible and folding mode, reduce tidal current energy water turbine transport and installation cost. Zhejiang University proposes patent of invention " flexible slurry ocean current energy generator " (application number: 200610052522.1) utilize stretching structure to reduce the resistance flowed water turbine impacts, focus on raising performance. Patent of invention " the straight leaf formula self-adaptation varying pitch water turbine for marine tidal-current energy the conversion " (application number: 2003106918.5) utilize spring device to replace cycloidal type to reach the function of adjustment pitch automatically, it is to increase the ratio of performance to price of Harbin Engineering University. 200710181399.8) and " flexible blade rotor supporting device " (application number: 200810249880.0) with the use of flexible blade rotor Chinese Marine University's " self-adapting flexible vane rotor " (application number:, produce the torque that specific rigidity blade is bigger, it is to increase water turbine conversion efficiency. (application number: 200610129897.3) utilize inductor block that the size of ocean current and direction are adjusted angle and the degree of depth of blade automatically optimizes the performance of two transverse axis water turbine to " the inherent regulation ocean current energy generator " of University Of Tianjin.201010247741.1), " efficient three-wheeled telescopic folding horizontal-shaft tidal current energy generating equipment " (application number: 201010253682.9) and " folding vertical shaft tidal power generation device " (application number: 201010235920.3) adopt telescopic folding type structure the patent of invention " bi-reverse folding-type cross shaft tidal stream energy hydroturbine " of Dalian University of Technology (application number:, reduce the volume of whole device, effectively reduce installation and transportation cost.
Summary of the invention
For the technical problem existed in prior art, it is an object of the invention to provide a kind of folding oscillatory type tidal current energy generating equipment, it installs, for the transport in background technology and seabed, the deficiency being consumed a large amount of man power and materials, by the effectively folding volume reducing whole device, convenient transport, avoids the dismounting between each parts to reduce seabed installation cost; Meanwhile, in view of when tradition water turbine works, the twirl of blade easily accidentally injures marine organisms, and the present invention adopts oscillatory type, can gather marine tidal-current energy by gathering wing swinging up and down by a small margin, thus effectively reduce power generation assembly to the destruction of ocean environment.
The technical problem existed to solve in prior art, the present invention adopts following technical scheme:
A kind of folding oscillatory type tidal current energy generating equipment, comprise power generation assembly body, described power generation assembly comprises the base that four limits are respectively arranged with telescopic boom, the center of described base is provided with folding strut, described pillar is provided with thrust block, described thrust block is connected with pedestal by universal joint, described pedestal is provided with inner band generator, the watertight compartment of step-up gear and flywheel, the input shaft of described step-up gear connects flywheel, its output shaft is connected with described generator, described flywheel is fixedly connected with described pedestal by bearing, it is hinged with the rotation axis at the top center place being arranged on described pedestal by stretching out the curved bar of described watertight compartment, described rotation axis is connected with collapsible streamlined collection wing by collapsible connecting arm.
Described telescopic boom and described base connect and compose " ten " type structure.
Telescopic boom described in each group is formed by the different expansion link of 3 internal diameter sizes is folding.
Described pillar is formed by the support bar that 3 internal diameter sizes are different is folding.
Described connecting arm is formed by the union lever that 3 internal diameter sizes are different is folding.
Described streamlined collection wing is made up of symmetrical two groups of folding collection wing list wings, gathers the folding formation of streamlined wing bar that the wing list wing all has 3 internal diameter sizes different described in each group.
The useful effect of the present invention:
1, in the present invention, streamlined collection wing, connecting arm, pillar and telescopic boom form a folding system, folding system adopts the accordion structure of bolt-type locking mechanism locking, by effectively folding, reduce the volume of whole device, convenient transport, avoid the dismounting between each parts, decrease transport, save seabed installation cost.
2, the present invention adopts lever principle, take rotation axis as fulcrum, connecting arm, streamlined collection wing and curved bar form a laborsaving lever, bigger power is produced at curved bar place, thus flywheel driven rotates, it is to increase the starting efficiency of device, is converted into rotation by flywheel transmission system by vibratory movement, and then by generator, marine tidal-current energy is converted to electric energy, improve effciency of energy transfer relative to water turbine.
3, connecting arm of the present invention and streamlined collection wing adopt oscillatory type, marine tidal-current energy can be gathered by gathering wing swinging up and down by a small margin, power generation assembly can be effectively reduced to the accidental injury of marine organisms compared to tradition water turbine this kind of mode, thus reduce power generation assembly to the destruction of ocean environment.
4, pedestal of the present invention adopts rotating manner to be fixed on pillar top by thrust block through universal joint, can rotate voluntarily according to carrying out flow path direction, thus for any come flow path direction, all can regulate connecting arm and streamlined collection wing direction voluntarily, it is achieved energy acquisition and generating.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of a kind of folding oscillatory type tidal current energy generating equipment of the present invention.
Fig. 2 is pedestal local structure schematic diagram in the folding oscillatory type tidal current energy generating equipment of the present invention's one.
Fig. 3 is base structural representation in the folding oscillatory type tidal current energy generating equipment of the present invention's one.
Fig. 4 is wing structure schematic diagram in the folding oscillatory type tidal current energy generating equipment of the present invention's one.
Fig. 5 is the state graph after a kind of folding oscillatory type tidal current energy generating equipment of the present invention folds.
Embodiment:
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1, the present invention provides a kind of folding oscillatory type tidal current energy generating equipment, comprise power generation assembly body, described power generation assembly body comprises four limits and is respectively arranged with telescopic boom (11, 12, 13, 14) base 1, 1 center of described base is provided with folding strut 2, the top of described pillar 2 is connected with pedestal 3 by thrust block 5 through universal joint 4, as shown in Figure 2, described pedestal 3 is provided with a watertight compartment 9, described watertight compartment 9 inside is provided with generator 6 and step-up gear 7, the input shaft of described step-up gear 7 connects flywheel 8, its output shaft is connected with described generator 6, described flywheel 8 is fixedly connected with described pedestal 3 by bearing, described flywheel 8 is a colyliform energy storage with relatively large rotating inertia, it is located at above described step-up gear 7, it is hinged with the rotation axis 31 at the top center place being arranged on described pedestal 3 by stretching out the curved bar 10 of described watertight compartment 9, described rotation axis 31 is connected with collapsible streamlined collection wing 33 by collapsible connecting arm 32. watertight shaft seal is adopted between described watertight compartment 9 and described curved bar 10. described curved bar stretches out with described rotation axis hinged by the hole being arranged on described watertight compartment. as shown in Figure 1, described pillar is formed by the support bar (2a, 2b, 2c) that 3 internal diameter sizes are different is folding. adopting bolt-type locking mechanism to connect between described support bar (2a, 2b, 2c), in a folded state, push away in 2b support bar by 2a support bar successively, 2b support bar pushes away in 2c support bar, in a state of use, successively 2b support bar is pulled out 2c support bar, 2a support bar pull-out 2b support bar. as shown in Figure 1, described connecting arm 32 is by the different union lever (32a of 3 internal diameter sizes, 32b, 32c) folding formation, described union lever (32a, 32b, bolt-type locking mechanism is adopted to connect between 32c), in a folded state, pushing away in 32b union lever by 32a union lever successively, 32b union lever pushes away in 32c union lever, in a state of use, successively 32b union lever is pulled out 32c union lever, 32a union lever pull-out 32b union lever.
As shown in Figure 3, described telescopic boom (11,12,13,14) and described base 1 connect and compose " ten " type structure. Telescopic boom (11,12,13,14) described in each group is formed by the different expansion link of 3 internal diameter sizes is folding, and namely telescopic boom 11 is made up of 3 expansion links (11a, 11b, 11c); Equally, telescopic boom 12 is made up of 3 expansion links (12a, 12b, 12c); Telescopic boom 13 is made up of 3 expansion links (13a, 13b, 13c); Telescopic boom 14 is made up of 3 expansion links (14a, 14b, 14c).For one group of expansion link wherein, connection, the use of expansion link is described. Such as, being adopt bolt-type locking mechanism to connect, in a folded state, push away in 11b expansion link by 11a expansion link successively in telescopic boom 11 between 3 described expansion links (11a, 11b, 11c), 11b expansion link pushes away in 11c expansion link; In a state of use, successively 11b expansion link is pulled out 11c expansion link, 11a expansion link pull-out 11b expansion link. With reason, the expansion link in other three groups also adopts above-mentioned mode of connection to use.
As shown in Figure 4, described streamlined collection wing 33 is made up of the symmetrical two groups of folding collections wing list wing (331,332), the wing list wing (331 is gathered described in each group, 332) wing bar (331a, 331b, the 331c all having 3 internal diameter sizes different; 332a, 332b, 332c) folding formation. With one group of wing bar (331a, 331b, 331c) wherein for example, connection, the use of wing bar is described. Such as, 3 described wing bar (331a, 331b in single-wing 331, it is adopt bolt-type locking mechanism to connect between 331c), in a folded state, pushing away in 331b wing bar by 331a wing bar successively, 331b wing bar pushes away in 331c wing bar; In a state of use, successively 331b wing bar is pulled out 331c wing bar, 331a wing bar pull-out 331b wing bar. With reason, the wing bar in single-wing 332 is also adopted connection in the same way, is used.
Actual mechanical process of the present invention:
Four expansion links (11,12,13,14) of streamlined collection wing 33, connecting arm 32, pillar 2 and base 1, before transport, as shown in Figure 5, are first retracted to the shortest, then packed and transported by the present invention. Can effectively prevent device in transportation from the situation of damaged in collision occurring like this. After transport arrives point of destination, launch expansion link (11,12,13 in the present invention, 15), and by (11a, 12a, 13a in respective expansion link, end and seabed 14a) fixedly mount, then pillar 2 is upwards stretched, and expansion connecting arm 32 and wing 33 start operation simultaneously.
Above-mentioned technical scheme utilizes a kind of folding oscillatory type tidal current energy generating equipment, decreases the underwater construction time, it is to increase the installation quality of underwater construction, makes transport and installation cost reduction. The destruction to ocean environment is decreased in environment protection. The technical threshold of workmen is reduced, it is only necessary to common laborer is carried out simple training and gets final product work in manpower.
The those of ordinary skill of this area will be understood that, in actual applications, in the present invention, the set-up mode of each parts all may occur some to change, and other staff also may make similar Design under its enlightenment. As long as it is noted that do not depart from the design aim of invention, all apparent changes and similar Design thereof, be all included within protection scope of the present invention.

Claims (6)

1. a folding oscillatory type tidal current energy generating equipment, it is characterized in that: described power generation assembly comprises the base that four limits are respectively equipped with telescopic boom, the center of described base is provided with folding strut, described pillar is provided with thrust block, described thrust block is connected with pedestal by universal joint, described pedestal is provided with inner with generator, the watertight compartment of step-up gear and flywheel, the input shaft of described step-up gear connects flywheel, its output shaft is connected with described generator, described flywheel is fixedly connected with described pedestal by bearing, it is hinged with the rotation axis at the top center place being arranged on described pedestal by stretching out the curved bar of described watertight compartment, described rotation axis is connected with collapsible streamlined collection wing by collapsible connecting arm.
2. the folding oscillatory type tidal current energy generating equipment of one according to claim 1, it is characterised in that: described telescopic boom and described base connect and compose " ten " type structure.
3. the folding oscillatory type tidal current energy generating equipment of one according to claim 1, it is characterised in that: telescopic boom described in each group is formed by the different expansion link of 3 internal diameter sizes is folding.
4. the folding oscillatory type tidal current energy generating equipment of one according to claim 1, it is characterised in that: described pillar is formed by the support bar that 3 internal diameter sizes are different is folding.
5. the folding oscillatory type tidal current energy generating equipment of one according to claim 1, it is characterised in that: described connecting arm is formed by the union lever that 3 internal diameter sizes are different is folding.
6. the folding oscillatory type tidal current energy generating equipment of one according to claim 1, it is characterized in that: described collection wing is made up of symmetrical two groups of folding collection wing list wings, described in each group, gather the folding formation of streamlined wing bar that the wing list wing all has 3 internal diameter sizes different.
CN201610044446.3A 2016-01-22 2016-01-22 One kind folds oscillatory type tidal current energy generating equipment Expired - Fee Related CN105673311B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106351796A (en) * 2016-10-09 2017-01-25 天津大学 Ocean wind energy and tidal current energy united power supply floating lighting device
CN106545454A (en) * 2016-10-20 2017-03-29 天津大学 A kind of portable folding blade tidal current energy generating equipment
CN110821744A (en) * 2019-11-07 2020-02-21 江苏科技大学 Scalable floating trend can power generation facility

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101892936A (en) * 2010-07-23 2010-11-24 大连理工大学 Folding vertical shaft tidal power generation device
CN101907054A (en) * 2010-07-31 2010-12-08 大连理工大学 Bi-reverse folding-type cross shaft tidal stream energy hydroturbine
CN201896695U (en) * 2010-08-31 2011-07-13 大连理工大学 Double-reverse collapsible type vertical-shaft tidal fluid energy water turbine
CN201896694U (en) * 2010-08-31 2011-07-13 大连理工大学 Collapsible type vertical-shaft tidal fluid energy generation device
CN103742347A (en) * 2014-01-21 2014-04-23 柳州市锋威汽车科技有限公司 Oceanic renewable energy source device
US20150091305A1 (en) * 2013-09-30 2015-04-02 Korea Institute Of Ocean Science & Technology Multiple oscillation-type generator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101892936A (en) * 2010-07-23 2010-11-24 大连理工大学 Folding vertical shaft tidal power generation device
CN101907054A (en) * 2010-07-31 2010-12-08 大连理工大学 Bi-reverse folding-type cross shaft tidal stream energy hydroturbine
CN201896695U (en) * 2010-08-31 2011-07-13 大连理工大学 Double-reverse collapsible type vertical-shaft tidal fluid energy water turbine
CN201896694U (en) * 2010-08-31 2011-07-13 大连理工大学 Collapsible type vertical-shaft tidal fluid energy generation device
US20150091305A1 (en) * 2013-09-30 2015-04-02 Korea Institute Of Ocean Science & Technology Multiple oscillation-type generator
CN103742347A (en) * 2014-01-21 2014-04-23 柳州市锋威汽车科技有限公司 Oceanic renewable energy source device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106351796A (en) * 2016-10-09 2017-01-25 天津大学 Ocean wind energy and tidal current energy united power supply floating lighting device
CN106545454A (en) * 2016-10-20 2017-03-29 天津大学 A kind of portable folding blade tidal current energy generating equipment
CN110821744A (en) * 2019-11-07 2020-02-21 江苏科技大学 Scalable floating trend can power generation facility

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