WO2017082544A1 - Turbine hydraulique de production d'énergie marémotrice au moyen d'aubes à membranes souples - Google Patents

Turbine hydraulique de production d'énergie marémotrice au moyen d'aubes à membranes souples Download PDF

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Publication number
WO2017082544A1
WO2017082544A1 PCT/KR2016/011566 KR2016011566W WO2017082544A1 WO 2017082544 A1 WO2017082544 A1 WO 2017082544A1 KR 2016011566 W KR2016011566 W KR 2016011566W WO 2017082544 A1 WO2017082544 A1 WO 2017082544A1
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WO
WIPO (PCT)
Prior art keywords
aberration
power generation
flexible membrane
flexible
flexible film
Prior art date
Application number
PCT/KR2016/011566
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English (en)
Korean (ko)
Inventor
이정환
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이정환
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Publication date
Application filed by 이정환 filed Critical 이정환
Publication of WO2017082544A1 publication Critical patent/WO2017082544A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B7/00—Water wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12—Adaptations 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
    • F03B13/26—Adaptations 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
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient

Definitions

  • the present invention relates to aberration for aquatic power generation, and more particularly, flexible membrane blades to maximize the resistance against algae while enabling algae power generation in both directions even when the direction of algae changes due to high and low tide. It relates to the aberration for the algae used.
  • algae power generation is based on the principle of obtaining energy by converting the flow of algae into the rotational force of aberration under the condition of the high tidal flow as the tide and ebb tide change.
  • the tidal power generation in Korea is suitable for the West Sea, where tidal waters are very different, and Sihwa Lake tidal power plant has already been built and operated.
  • Tidal power generation using tidal power only uses potential energy, but if you want to use it, you need to build a dam that needs to contain a lot of water at high tide. It causes various problems. Therefore, tidal power generation that can be operated at low cost should find a way to obtain good efficiency even in places where currents and flow rates are not fast.
  • Utility Model Registration No. 78235 has disclosed a technique related to aberration for aquatic power generation that can be rotated very effectively by the algae.
  • Figure 1 shows the aberration according to the conventional embodiment, it can be seen that the rotating drum (1) having a plurality of wings (3) around the rotation is formed around the rotation axis (2).
  • the wing forms a shape of a regular arc
  • one side of the wing at the time of high tide or low tide of the bird has a higher resistance to water current and the other side has a smaller resistance to rotate toward a higher resistance.
  • the energy loss occurs in the less resistance, there was a problem that there is a limit to increase the energy efficiency.
  • the wing of the aberration can be folded in order to reduce the loss on the side with the smaller resistance, which is too late to spread the wings by the water current, the shorter the time to receive the force of the water current causes a problem in obtaining sufficient torque. do.
  • the structure of the aberration has to be secured by the rigidity of the wing, so that the strength and sufficient thickness of the material must be supported, there is a disadvantage of material cost and manufacturing cost increase.
  • the present invention has been proposed to improve the above problems in the prior art, by reducing the manufacturing cost of the aberration by constructing the wing to a flexible membrane so that the wing receives the force in the reverse direction by the force of the bird
  • the purpose is to improve energy efficiency.
  • an object of the present invention is to enable the aberration caused by the influence of strong wind to prevent damage or damage.
  • the flexible film is configured to maintain a plurality of predetermined angles in the radial direction about the rotation axis; It is characterized in that the support frame is installed at a predetermined interval along the rotation axis for the support of the flexible membrane.
  • the present invention is characterized in that the reinforcement is connected to the front end portion of the flexible film to prevent sagging of the flexible film.
  • the present invention is characterized in that the protective net of the flexible film is configured in the support frame.
  • the present invention is provided with a winding roll so that the flexible film is wound around the rotating shaft, the reinforcing bar is connected to the opening and closing wire, the support frame is characterized in that the winding motor for winding the opening and closing wire is configured.
  • the present invention enables the bidirectional rotation according to the direction of the algae by configuring the wing of the aberration with the flexible membrane, and the energy resistance is improved by maximizing the resistance to the algae according to the deformation of the flexible membrane.
  • the present invention has a low flow rate, even though the blade cross section of the aberration is wide, the production cost is low, and the aberration of the aberration of the aberration acts in both directions when installed and economical by generating energy even at high tide and low tide, and compared with the existing avian power aberration Otherwise, the wing of the aberration rotates according to the flow rate, and removes friction elements between the aberration of the aberration and the fish when moving the fish, which does not affect the fish and the environment in the sea, there is no advantage of complaints.
  • the wing cross section of the aberration was easily manipulated to reduce the cross section of the wing to prevent the typhoon damage.
  • tidal velocities vary according to the depth of the ocean, and the tidal velocity at the top of the sea is faster than the tidal velocity at the bottom of the seabed, so the energy generated by the algae is higher than at the bottom. It is an aberration for aquatic power generation that can be used more efficiently.
  • FIG. 1 is a structure diagram of aberration for power generation according to a conventional embodiment.
  • Figure 2 is a front structural view of the aberration for aquatic power generation according to an embodiment of the present invention.
  • Figure 3 is a side structural view of the aberration of the present invention.
  • Figure 4 is a detailed front view of the wing of the invention aberration.
  • Figure 5 is a side view detail of the wing of the present invention aberration.
  • Figure 6 is a state diagram during operation of the aberration of the present invention.
  • FIG. 8 is a front structural diagram of a flexible membrane open state according to another embodiment of the present invention.
  • FIG. 9 is a side view of the flexible membrane open and close state according to another embodiment of the present invention.
  • FIG. 10 is an enlarged view of a portion A of FIG. 8;
  • FIG. 11 is an enlarged view of a portion B of FIG. 8;
  • FIG. 12 is an enlarged view of a section C of FIG. 8; FIG.
  • 13 is a flexible membrane opening and closing structure according to another embodiment of the present invention.
  • a plurality of flexible membranes 20 maintain a predetermined angle in the radial direction on the rotating shaft 10 having a certain length.
  • the support shaft 30 having an elliptic shape is formed on the rotating shaft 10 at regular intervals along the longitudinal direction.
  • the flexible film 20 in the present invention can be used in a variety of materials, such as nylon cloth or synthetic resin film that can be deformed by the force of the fluid and have a resistance.
  • the reinforcing bar 22 for preventing the flexible film 20 from sagging is connected to the distal end of the flexible film 20, between the support frame 30 along the inner curved surface of the soft frame 30 It is preferable that the protection net 31 for limiting the deformation range of the flexible film 20 while preventing the breakage of the flexible film 20 by connecting. That is, to prevent the phenomenon that the flexible film 20 is damaged or broken by excessive deformation or repeated deformation and displacement when the flexible film 20 is swelled and bent by water current.
  • both ends of the shaft are fixed to a structure having a barge or buoyancy, and a rotational force generated by the aberration performs a function of obtaining electricity by connecting to a generator.
  • the installation position of the aberration is preferably installed on the sea surface of the coast where the flow speed of the ocean current is high or the tidal wave difference only, but the weight of the aberration is low and the efficiency is good, so it can be installed even in a low flow rate.
  • the shaft portion of the aberration is exposed on the sea surface so as not to be resisted by the current.
  • the aberration is made by the rotation of the aberration by the movement of the current according to the current or the high and low tide.
  • the reinforcing bar 22 is formed at the end of the flexible film 20 to prevent sagging, the contact area with the algae is prevented from being reduced, and the algae resistance can be further improved.
  • the flexible film 20 can be prevented from being deformed by the force of the algae beyond the restoration threshold.
  • the tidal power aberration of the present invention can be rotated in both directions according to the direction of the tidal current, the flexible membrane 20 is generated by the deformation against the force of the tidal force under the water surface to increase the resistance by the tidal current energy efficiency To maximize the effect.
  • FIGS. 8 to 12 illustrate a flexible membrane opening and closing structure according to another embodiment of the present invention, and a winding roll 21 is provided around the rotating shaft 10 so that the flexible membrane 20 can be wound.
  • Opening and closing wires 23 are connected to the end or reinforcing bar 22 of the membrane 20, and a winding motor 24 for winding the opening and closing wires 23 is formed at the front end of the support frame 30.
  • a protective layer 20a is formed on the surface of the flexible film 20 to prevent contact with fish or seaweeds and to improve surface durability.
  • the protective layer 20a may be 30 to 50 wt% of Teflon, which is a lubricating material.
  • Nano silver, an antimicrobial component is composed of 10-20% by weight, glass fiber 20-30% by weight for strength reinforcement, and 10-20% by weight of EVA (ethylene vinyl acetate) resin to form a protective layer uniformly. desirable.
  • the winding motor 24 is driven by the winding motor 24 when the typhoon or the like is generated in a state in which a constant pulling force from the winding roll 21 is always applied to the flexible membrane 20 to release the opening and closing wire 23.
  • the flexible film 20 is wound around the winding roll 21 and stored inside the rotating shaft 10, damage of the flexible film 20 due to external exposure is prevented, and after the typhoon, algae power generation is performed again.
  • the opening and closing wire 23 is pulled by the winding motor 24, the flexible film 20 is unfolded again.
  • the structure of the flexible film 20 can be opened and closed, thereby preventing aberration loss or damage caused by external influences.
  • the durability of the flexible film 20 is improved and the contact of seaweeds is prevented, thereby causing the flexible film 20 to be torn or contaminated due to the force of algae.
  • a prevented and stable aberration function can be maintained.
  • Figure 13 shows a flexible membrane opening and closing structure according to another embodiment of the present invention
  • the storage housing (h) is installed around the rotary shaft 10 is wound so that the flexible membrane 20 is wound therein
  • the roll 21 is provided
  • the reinforcing bar 22 is connected to the opening and closing wire 23 therein
  • the guide roller 25 for guiding the opening and closing wire 23 is configured at the front end of the support frame 30.
  • a flexible film winding roll 21 and a wire winding roll 21 'and a motor for forward and reverse rotation driving thereof are configured.
  • the flexible film winding roll 21 and the wire winding roll 24 are interlocked with each other so that the wire winding roll 24 rotates in the direction in which the wire 23 is wound
  • the flexible film winding roll is a flexible film.
  • the wire winding roll 21 is wound, the wire winding roll is loosened so that the wire is wound in the storage housing so that it can be safely stored.
  • it is configured to wind and unwind each other in a tensioned state, while maintaining the best conditions so that the flexible film 20 is well wound and unwind, at the same time it is to receive the maximum resistance of the water.
  • the first embodiment includes a flexible membrane configured to maintain a plurality of predetermined angles in a radial direction about a rotation axis as shown in FIG. 2;
  • the battery may be connected to the aberration and the generator so that the electricity generated by the generator is stored in the battery.
  • the shaft portion which is a portion of the rotation axis of the aberration, is exposed on the sea surface so that the opposite portion of the portion submerged below the sea surface is not subjected to the resistance of the current.
  • a tidal power aberration as in the configuration of the first embodiment is connected to a sea level fixing unit of a wind generator installed at sea so that an energy generation facility may be installed.
  • the battery of the wind generator may be used by unifying the battery of the tidal current generator.
  • the third embodiment may be a solar energy power generation facility instead of a wind generator as a power generation facility that is connected to the current-carrying aberration.
  • the solar panel can be installed on the upper side of the buoyant structure in which the aberration for a tidal power generation is installed.
  • wave and tidal power are used as the main sources of renewable energy. Since algae occur almost continuously throughout the 24 hours, using it as an energy source has many advantages over power sources such as hydropower, wind power, and tides.
  • the cost of installing an algae power plant is cheaper, and other efforts or costs can be made until one installation reaches the end of its life. It can be cheaper than fossil energy because energy can be generated without input. In addition, tidal power generation could benefit from the overall consideration of externalities, such as the cost of recovery from damage caused by the use of fossil fuels.
  • the present invention can be used by applying the aberration for the flexible membrane tidal power generation, and the applicability and demand in the industry for the present invention will be sufficient.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Oceanography (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

La présente invention concerne une turbine hydraulique de production d'énergie marémotrice ayant des membranes souples. L'objet de la présente invention vise à permettre une rotation bidirectionnelle en fonction de la direction d'un courant de marée car les aubes de turbine hydraulique comprennent les membranes souples et à permettre de maximiser la résistance au courant de marée en fonction de la déformation des membranes souples. À cet effet, la présente invention comprend : la pluralité de membranes souples conçues de sorte que des angles prédéfinis soient maintenus dans une direction radiale autour d'un arbre rotatif ; et des cadres de support disposés à des intervalles prédéfinis le long de l'arbre rotatif de manière à supporter les membranes souples.
PCT/KR2016/011566 2015-11-15 2016-10-14 Turbine hydraulique de production d'énergie marémotrice au moyen d'aubes à membranes souples WO2017082544A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150160075A KR101804905B1 (ko) 2015-11-15 2015-11-15 플렉시블막 날개를 이용한 양방향 조류 발전용 수차
KR10-2015-0160075 2015-11-15

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WO2017082544A1 true WO2017082544A1 (fr) 2017-05-18

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KR102005706B1 (ko) 2018-01-24 2019-08-01 재단법인한국조선해양기자재연구원 방향 조절형 조류발전장치
KR102005707B1 (ko) 2018-01-30 2019-08-01 재단법인한국조선해양기자재연구원 밀폐형 조류발전장치
KR101922237B1 (ko) * 2018-06-26 2019-02-13 주식회사 오성기계 수차 터빈을 이용한 이동 및 반잠수식 발전기

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060105190A (ko) * 2005-04-01 2006-10-11 박인홍 유체력이용을 위한 회전익장치
JP2009299641A (ja) * 2008-06-17 2009-12-24 Ogo Tetsuya 弾性変形翼流体車
KR20100111397A (ko) * 2009-04-07 2010-10-15 이준열 조류 발전장치
KR101455053B1 (ko) * 2014-03-12 2014-10-28 (주)지우이노베이션 소수력 발전장치
KR101564475B1 (ko) * 2008-01-08 2015-10-29 리처드 아더 헨리 레이놀즈 터빈 어셈블리

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2373058T3 (es) * 2005-12-08 2012-01-31 Theo Devaney Sistema de conversión de energía mareomotriz.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060105190A (ko) * 2005-04-01 2006-10-11 박인홍 유체력이용을 위한 회전익장치
KR101564475B1 (ko) * 2008-01-08 2015-10-29 리처드 아더 헨리 레이놀즈 터빈 어셈블리
JP2009299641A (ja) * 2008-06-17 2009-12-24 Ogo Tetsuya 弾性変形翼流体車
KR20100111397A (ko) * 2009-04-07 2010-10-15 이준열 조류 발전장치
KR101455053B1 (ko) * 2014-03-12 2014-10-28 (주)지우이노베이션 소수력 발전장치

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KR101804905B1 (ko) 2017-12-05
KR20170056810A (ko) 2017-05-24

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