WO2022203223A1 - Appareil de génération d'énergie à vis présentant une extrémité libre variable - Google Patents

Appareil de génération d'énergie à vis présentant une extrémité libre variable Download PDF

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Publication number
WO2022203223A1
WO2022203223A1 PCT/KR2022/002885 KR2022002885W WO2022203223A1 WO 2022203223 A1 WO2022203223 A1 WO 2022203223A1 KR 2022002885 W KR2022002885 W KR 2022002885W WO 2022203223 A1 WO2022203223 A1 WO 2022203223A1
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WO
WIPO (PCT)
Prior art keywords
screw
power generation
free end
generator
fixed
Prior art date
Application number
PCT/KR2022/002885
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English (en)
Korean (ko)
Inventor
정민시
Original Assignee
정민시
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 정민시 filed Critical 정민시
Publication of WO2022203223A1 publication Critical patent/WO2022203223A1/fr

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Classifications

    • 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
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/061—Rotors characterised by their aerodynamic shape, e.g. aerofoil profiles
    • 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
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • 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
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • 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
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F03B17/062—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction
    • F03B17/063—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction the flow engaging parts having no movement relative to the rotor during its rotation
    • 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
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • 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
    • F03D—WIND MOTORS
    • F03D15/00—Transmission of mechanical power
    • 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
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • 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
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/30—Application in turbines
    • F05B2220/32—Application in turbines in water turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/21—Rotors for wind turbines
    • F05B2240/221—Rotors for wind turbines with horizontal axis
    • F05B2240/2212—Rotors for wind turbines with horizontal axis perpendicular to wind direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/24—Rotors for turbines
    • F05B2240/243—Rotors for turbines of the Archimedes screw type
    • 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
    • Y02E10/70—Wind energy
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

Definitions

  • the present invention relates to a screw power generation device having a variable free end, and more particularly, a support end of a structure is provided rotatably about a fixed axis, a structure central axis is formed at the support end, and the screw-type blade has a structure It relates to a screw power generation device having a variable free end in which screw blades are spirally formed on the outer circumferential surface of the sleeve through which the central axis passes, and the power generation unit generates power using the rotational force of the screw type blade.
  • the conventional power generation method using a fluid was a method using a propeller, but if the direction of the fluid was not directed to the front of the propeller, it was difficult to secure the amount of power generation. and corrosion due to adhesion or salt of fish and shellfish occurs, resulting in reduced power generation efficiency, and difficult maintenance.
  • the conventional screw-type aberration has a limitation in that it completely depends on the rotational force of the front screw blade in contact with the fluid as the rotation shaft is arranged parallel to the flow direction of the fluid, and the rear screw blade has a vortex caused by the front screw blade. There was a problem in that the power generation efficiency was rapidly lowered because sufficient rotational force was not secured.
  • the flow direction of a fluid such as wind or current may be changed 180 degrees over time
  • the screw power generator according to the prior art document has a limitation in that it is difficult to change the direction once the rotating shaft is constructed. That is, there was a disadvantage in that it was difficult to change the angle variably in the flow direction of the fluid, and as both ends of the rotating shaft were fixed to the structure, maintenance was difficult, and there was a limitation in that it was not possible to secure sufficient efficiency even in power generation using rotational force. .
  • the present invention has been proposed to solve the above problems, and the angle can be changed to correspond to the flow direction of the fluid that changes with time, and it is possible to secure structural rigidity and stability nonetheless, and to expect efficiency in installation and construction It is an object of the present invention to propose a screw power generator having a variable free end that can be easily maintained and can promote power generation efficiency.
  • the screw power generation device (SG) having a variable free end of the present invention is provided with a support end 11 rotatably with respect to a fixed shaft 12, and the support end 11 is a structure portion 10 having a central axis 13 formed thereon so that one end is fixed and the other end is a free end; a screw-type blade 20 having a sleeve 21 through which the structure central axis 13 penetrates, and having screw blades 22 spirally formed on an outer circumferential surface of the sleeve 21; and a power generation unit 30 for generating power by using the rotational force of the screw-type blade 20 .
  • the rotating shaft 40 is provided so that the structure central axis 13 passes through, and the sleeve 21 of the screw-type blade 20 may be coupled to surround the rotating shaft 40 .
  • the power generation unit 30 has a rotational force transmitting unit 31 is formed at one end of the sleeve 21 or the rotating shaft 40 , and a rotating force receiving unit 32 that receives power from the rotating force transmitting unit 31 . is formed, and may include a generator 33 that generates power using the power of the rotational force receiving unit 32 .
  • rotational force receiving unit 32 and the generator 33 of the power generation unit 30 may be formed in the structure unit (10).
  • the rotating force transmitting unit 31 of the power generation unit 30 is formed on the free end side, and the rotating force receiving unit 32 and the generator 33 are provided on the mounting plate 34 fixed to the structure central axis 13 . can be formed.
  • the structural part 10 is provided with a fixing shaft 12 in a case 14 in which a pair of parallel support plates 14b are formed around the fixing plate 14a, so that both ends are attached to the support plate 14a. can be fixed.
  • angle limiting surfaces 12a are provided on both sides of the fixed shaft 12 of the structural part 10, and a locking rib 11a is formed on the support end 11 so that the rotation angle of the support end 11 is It may be limited to a predetermined angle (+ ⁇ , - ⁇ ) around a direction perpendicular to the flow direction of the fluid.
  • the screw power generation device (SG) having a variable free end of the present invention, since the support end to which the structure central axis is fixed is provided rotatably relative to the fixed axis, the inclination angle to correspond to the flow direction of the fluid that changes with time may be variable.
  • the angle of the central axis of the structure can be changed to correspond to it, so that optimum power generation efficiency can be secured.
  • the central axis of the structure functions only as a central axis on which the screw-type blade rotates without being rotated separately, it can be firmly fixed to the support end, thereby securing structural stability and rigidity.
  • one end of the central axis of the structure is fixed to the support end and the other end can be formed as a free end, efficiency in installation and construction can be expected, and maintenance is easy.
  • the embodiment by separating the position of the power generation unit including the rotational force transmitting unit and the rotating moon receiving unit from the fluid, it is possible to overcome the decrease in efficiency due to the fluid and prevent corrosion of the parts.
  • power generation efficiency can be achieved by limiting the inclination angle of the central axis of the structure to a specific angle at which optimum efficiency can be exhibited.
  • FIG. 1 is a perspective view showing a screw generator according to an embodiment of the present invention.
  • FIGS. 2 and 3 are perspective views showing a screw generator according to various embodiments of the present invention.
  • Figure 4 is a perspective view showing a modified embodiment of the screw generator according to Figure 1;
  • FIG. 5 is a cross-sectional view showing a screw generator according to another embodiment of the present invention.
  • the support end 11 is provided rotatably with respect to the fixed shaft 12, and the structure central axis 13 is formed so that the other end becomes a free end while one end is fixed to the support end 11. ); a screw-type blade 20 having a sleeve 21 through which the structure central axis 13 penetrates, and having screw blades 22 spirally formed on an outer circumferential surface of the sleeve 21; and a power generation unit 30 for generating power using the rotational force of the screw-type blade 20; It provides a screw power generator having a variable free end, characterized in that it comprises a.
  • FIG. 1 shows a screw power generation device (SG) having a variable free end according to an embodiment of the present invention, a structural part 10 performing a structural role, a screw-type blade generating a rotational force according to the flow of a fluid ( 20), and a power generation unit 30 that generates electric power using rotational force.
  • SG screw power generation device
  • the structural part 10 is provided so that the support end 11 is relatively rotatable to the fixed shaft 12 that is fixed to the ground or the structure and receives and transmits a load.
  • One end of the structural central shaft 13 is fixed to the support end 11 , and the structural central shaft 13 functions as a central shaft so that a screw-type blade 20 , which will be described later, can be rotated, so it is generated by a fluid
  • the load or the self-weight of the screw-type blade 20 is transmitted to the structure central axis 13 , and is transmitted to the fixed shaft 12 via the support end 11 .
  • the support end 11 may be formed in a shape surrounding the fixed shaft 12 to enable relative rotation with respect to the fixed shaft 12, but the support end 11 is rotated inside It is possible, and the fixing shaft 12 may be fixed to the outside so as to surround the support end 11 .
  • the structure central axis 13 is rotatable by the support end 11 , when the flow direction of the fluid is formed in one direction, the rotation angle is naturally varied depending on it. If the flow direction of the fluid is changed by 180 degrees over time, the rotation angle of the structure central axis 13 is also naturally varied.
  • the fixed shaft 12 of the structural part 10 is provided with angle limiting surfaces 12a on both sides with respect to a direction perpendicular to the flow direction of the fluid, and a locking rib 11a is provided on the support end 11 . It is formed so that the rotation angle of the support end 11 may be limited to a position forming a predetermined angle (+ ⁇ , - ⁇ ) with respect to a direction perpendicular to the flow direction of the fluid.
  • the screw generator (SG) having a variable free end of the present invention can generate the most ideal rotational efficiency when the rotational shaft of the screw-type blade 20 forms a specific inclination angle with the flow direction of the fluid.
  • the angle values (+ ⁇ , - ⁇ ) may be varied depending on the shape (helix angle, outer inclination angle) and diameter of the screw blades 22 constituting the screw-type blade 20 .
  • the support end 11 to which the structure central axis 13 is fixed is provided rotatably relative to the fixed axis 12, the inclination angle value (+ ⁇ , - ⁇ ) can be optionally changed. Accordingly, even if the flow direction of the fluid is changed, the angle of the central axis of the structure can be changed to correspond to it, so that optimum power generation efficiency can be secured.
  • a cover 12b may be additionally formed to cover and prevent separation of the support end 11 .
  • FIG. 1 is a case in which the structural central axis 13 formed in the structural part 10 of the screw power generator SG of the present invention is formed in the horizontal direction, but as shown in FIG. 2 , the structural central axis 13 is It is also possible to be formed in a vertical direction, although not shown, it is also possible to be formed to be inclined depending on the characteristics of the floor or structure on which the fixed shaft 12 is installed.
  • the central axis 13 of the structure of the structure 10 functions only as a central axis on which the screw-type blade 20 rotates without being rotated separately, it can be firmly fixed to the support end 11, thus structural stability. and robustness can be ensured.
  • one end of the structure central axis 13 of the structure 10 is fixed to the support end 11, but the other end is formed to be a free end.
  • the structure central axis 13 is manufactured in a cantilever type, even when a foreign material is caught on the screw-type blade 20 by the flow of a fluid, it can be easily removed through the free end.
  • one end of the structure central shaft 13 is fixed to the support end 11 and the other end can be formed as a free end, efficiency in installation and construction can be expected, and various members can be separated through the free end. Therefore, it has the advantage of easy maintenance.
  • the screw-type blade 20 is provided with a sleeve 21 so that the structure central axis 13 passes through, and screw blades 22 may be formed in a spiral on the outer circumferential surface of the sleeve 21 .
  • the length of the sleeve 21 and the number or size of the screw blades 22 formed on the outer circumferential surface may be appropriately designed according to the installation environment.
  • the rotational force of the screw-type blade 20 may be generated by being transmitted to the generator 33 through the rotational force transmitting unit 31 and the rotating force receiving unit 32 of the power generation unit 30 .
  • the power generation unit 30 is spaced apart from a fluid such as water as much as possible, thereby reducing frictional resistance caused by the fluid to promote power generation efficiency and to prevent oxidative corrosion of parts. do.
  • the power generation unit 30 may be manufactured as a gear bundle and the rotational force transmitting unit 31 and the rotating force receiving unit 32 formed at one end of the sleeve 21 may be made of a pulley or sprocket, although not shown. It can be manufactured and transmit power by a belt or chain.
  • the rotational force receiving unit 32 and the generator 33 of the power generation unit 30 may be formed in the structure unit 10 , but when the fluid is in water, the rotational force transmitting unit 31 of the power generation unit 30 ) may be formed so as to be formed on the free end side and exposed to the outside of the water surface.
  • the rotational force receiving part 32 and the generator 33 are formed on the mounting plate 34 fixed to the structure central axis 13 so that the power generation part 30 is entirely disposed outside the water surface. It is preferable to do
  • a rotation shaft 40 is additionally provided so that the structure central shaft 13 passes through, and the rotation shaft 40 is
  • the sleeve 21 of the screw-type blade 20 may be coupled to surround it.
  • the rotational force transmitting unit 31 is formed on the upper end of the rotating shaft 40 exposed outside the water surface, and the screw-type blade 20 is coupled only to the portion provided in the water, thereby reducing unnecessary self-weight to promote power generation efficiency. have.
  • the fixed shaft 12 of the structural part 10 is formed high in a post-type shape, and the rotational force receiving part of the power generation unit 30 is located at the upper end of the fixed shaft 12 exposed out of the water surface. (32) and a generator (33) may be provided.
  • the rotating force transmitting unit 31 is provided in the sleeve 21 of the screw-type blade 20, gears are provided at both ends between the rotating force transmitting unit 31 and the rotating force receiving unit 32.
  • a gear shaft 35 may be additionally provided.
  • the structure part 10 may additionally include a case 14 fixed to the ground or the structure.
  • the case 14 is provided with a fixing shaft 12 in a case 14 in which a pair of parallel supporting plates 14b are formed around the fixing plate 14a, so that both ends are fixed to the supporting plate 14b.
  • the case 14 may be provided to include a curved cover 14c so that only the structure central axis 13 is exposed to the outside.
  • a slit 14d may be formed in the case 14 so that the structure central axis 13 can rotate. It is preferable to prevent in advance so that floating foreign substances such as nets are caught by the curved cover 14c and the power generation efficiency is not lowered due to entanglement with the screw.
  • the fixing cap 15 is fastened to the upper end of the screw-type blade ( 20) can be prevented, and the screw-type blade 20 can be assembled and separated by using the fixing cap 15, and the screw-type blade 20 is also provided on the rotating shaft 40 provided according to the embodiment. It may be combined by selectively changing a position through a fastening means, or assembly and separation may be made for maintenance.

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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)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Turbines (AREA)

Abstract

La présente invention se rapporte à un appareil de génération d'énergie de type à vis présentant une extrémité libre variable. À cet effet, l'appareil de génération d'énergie de type à vis présentant une extrémité libre variable, de la présente invention, comprend : une partie de structure présentant une extrémité de support disposée de façon à pouvoir tourner par rapport à un arbre fixe, et présentant un arbre central de structure formé de telle sorte que, dans un état dans lequel une extrémité correspondante est fixée à l'extrémité de support, l'autre extrémité correspondante est une extrémité libre ; une lame de type à vis présentant un manchon à travers lequel passe l'arbre central de structure, et présentant une lame à vis formée en forme de spirale sur la surface périphérique externe du manchon ; et une partie de génération d'énergie permettant de produire de l'énergie à l'aide de la force de rotation de la lame de type à vis. Par conséquent, l'extrémité de support à laquelle est fixé l'arbre central de structure est disposée de façon à pouvoir tourner par rapport à l'arbre fixe de sorte que son angle d'inclinaison peut varier en correspondance avec la direction d'écoulement de fluide, qui change au cours du temps, et ainsi une efficacité de génération d'énergie optimale peut être attendue.
PCT/KR2022/002885 2021-03-26 2022-02-28 Appareil de génération d'énergie à vis présentant une extrémité libre variable WO2022203223A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210039868A KR102479445B1 (ko) 2021-03-26 2021-03-26 가변형 자유단을 지니는 스크류 발전장치
KR10-2021-0039868 2021-03-26

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WO2022203223A1 true WO2022203223A1 (fr) 2022-09-29

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WO (1) WO2022203223A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139255A (en) * 1999-05-26 2000-10-31 Vauthier; Philippe Bi-directional hydroturbine assembly for tidal deployment
US20130134715A1 (en) * 2010-08-11 2013-05-30 Jupiter Hydro Inc. System and method for generating electrical power from a flowing current of fluid
JP2014518356A (ja) * 2011-07-04 2014-07-28 フルミル アクティーゼルスカブ 流動液体からエネルギーを抽出する装置
KR20170018303A (ko) * 2014-03-21 2017-02-17 플루밀 에이에스 유체 동력학 에너지 변환 시스템 및 그의 용도
KR20210017996A (ko) * 2019-08-05 2021-02-17 정민시 효율을 향상시킨 스크류형 블레이드를 이용한 발전장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20030464L (no) * 2003-01-30 2004-08-02 Flucon As Anordning ved skrueturbin.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139255A (en) * 1999-05-26 2000-10-31 Vauthier; Philippe Bi-directional hydroturbine assembly for tidal deployment
US20130134715A1 (en) * 2010-08-11 2013-05-30 Jupiter Hydro Inc. System and method for generating electrical power from a flowing current of fluid
JP2014518356A (ja) * 2011-07-04 2014-07-28 フルミル アクティーゼルスカブ 流動液体からエネルギーを抽出する装置
KR20170018303A (ko) * 2014-03-21 2017-02-17 플루밀 에이에스 유체 동력학 에너지 변환 시스템 및 그의 용도
KR20210017996A (ko) * 2019-08-05 2021-02-17 정민시 효율을 향상시킨 스크류형 블레이드를 이용한 발전장치

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KR102479445B1 (ko) 2022-12-22
KR20220134727A (ko) 2022-10-05

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