KR100557716B1 - 다중 회전날개가 구비된 풍력발전기 - Google Patents
다중 회전날개가 구비된 풍력발전기 Download PDFInfo
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- KR100557716B1 KR100557716B1 KR1020020030577A KR20020030577A KR100557716B1 KR 100557716 B1 KR100557716 B1 KR 100557716B1 KR 1020020030577 A KR1020020030577 A KR 1020020030577A KR 20020030577 A KR20020030577 A KR 20020030577A KR 100557716 B1 KR100557716 B1 KR 100557716B1
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
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- 230000005611 electricity Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 6
- 238000010248 power generation Methods 0.000 description 9
- 238000007664 blowing Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
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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
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having a plurality of rotors
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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
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/0608—Rotors characterised by their aerodynamic shape
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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
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having a plurality of rotors
- F03D1/025—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having a plurality of rotors coaxially arranged
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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
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/04—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having stationary wind-guiding means, e.g. with shrouds or channels
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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
- 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
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- 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
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
Abstract
Description
Claims (5)
- 바람을 이용하여 전기를 발전하는 풍력발전장치에 있어서,다수의 날개편(16)을 날개살(15)로 연결하여 이루어지되, 각각 회전반경이 다르게 구비된 다수개의 회전날개(11a,12a,13a,14a)와;상기 다수개의 회전날개(11a,12a,13a,14a) 중 하나의 회전날개가 각각 구비되고, 일정간격을 유지하며 상호 대응되게 설치된 제1/4회전축(11,14)과;상기 제1/4회전축(11,14)이 회전가능하도록 관통되며 일측에 회전날개가 각각 구비된 제2/3회전축(12,13)과;상기 제1/3회전축(11,13) 상에 구비되어 유입되는 바람을 상기 다수의 날개편(16)으로 안내하는 제1/2가속커버(20,21)와;상기 다수개의 회전날개(11a,14a)에 구비되어 풍압의 변동에 따라 상기 날개편(16)의 유동을 탄성적으로 지지하는 날개편 지지수단(30)과;상기 날개편 지지수단(30)의 일측과 강선(42)으로 연결되어 돌풍시 상기 날개편(16)의 각도를 조절하여 바람의 영향을 과도하게 받는 것을 방지하는 안전수단과;상기 제1/2/3/4회전축(11,12,13,14)과 기어열로 연결되어 회전속도를 변속하는 변속장치(50)와;상기 변속장치(50)의 일측과 결착된 샤프트(61)에 의해 회전력을 전달받아 전력을 생산하는 발전기(60)와;상기 발전기(60)의 샤프트(61)가 회전가능하도록 관통되며, 상기 변속장치(50)를 내장한 변속장치 하우징(50a)과;상기 변속장치 하우징(50a)의 저부를 지지함과 아울러 상기 발전기(60)가 소정위치에 장착된 베이스프레임(70)으로 구성되어 이루어지는 것을 특징으로 하는 다중 회전날개가 구비된 풍력발전기.
- 제 1항에 있어서, 상기 제1/2가속커버(20,21)는,유입되는 바람을 상기 다수개의 회전날개(11a,12a,13a,14a)에 각각 안내하도록 테이퍼 형상의 원형관(23)이 방추형으로 배열되어 이루어지는 것을 특징으로 하는 다중 회전날개가 구비된 풍력발전기.
- 제 1항에 있어서, 상기 날개편 지지수단(30)은,상기 날개살(15)이 회전가능하게 삽입될 수 있도록 관형의 형상으로 구비된 고정관(32)과;상기 날개살(15)의 일측으로부터 연장형성된 연장편(15a)과 힌지(34)로 결합된 이동봉(35)과;상기 이동봉(35)에 끼워지며 돌풍에 의해 상기 날개편(16)에 전달되는 충격을 흡수하는 제1/2스프링(37,38)과;상기 제1/2스프링(37,38) 사이에 위치하도록 상기 이동봉(35)에 끼워지며 상기 안전수단의 일측과 강선(42)으로 연결된 이동편(36)으로 구성되는 것을 특징으 로 하는 다중 회전날개가 구비된 풍력발전기.
- 제1항 또는 제 3항에 있어서, 상기 안전수단은,상기 이동편(36)과 연결된 강선(42)이 삽입되며 상기 제1/2/3/4회전축(11,12,13,14)과 상기 샤프트(61)에 끼워지도록 중공형으로 구비된 다수개의 고정부재(40)와;상기 다수개의 고정부재(40)에 삽입된 상기 강선(42)의 종단부가 고정되며, 상기 고정부재(40) 내측에서 상/하 또는 좌/우로 이동되도록 구비된 다수개의 강선유동부재(41)와;상기 다수개의 강선유동부재(41) 중 상기 샤프트(61)에 구비된 강선유동부재의 저부와 상기 강선(42)으로 연결되어 고속회전시 원심력에 의해 원주방향으로 이동되며 탄성부재(47)에 의해 상호 연결된 복수개의 회전자(44)와;상기 복수개의 회전자(44)를 내장하도록 상기 샤프트(61)에 구비되며, 상기 회전자(44)와 힌지축(48)으로 연결된 회전자하우징(45)과;상기 회전자(44)의 이동에 따라 상기 다수개의 강선유동부재(41)가 일체형으로 동작되도록 연결하는 연결강선(43)으로 구성되는 것을 특징으로 하는 다중 회전날개가 구비된 풍력발전기.
- 제 1항에 있어서, 상기 변속장치(50)는,개별적으로 회전되는 상기 제1/2/3/4회전축(11,12,13,14) 상에 각각 직경이 다르게 구비된 다수개의 원동기어(51,52,53,54)와;상기 다수개의 원동기어(51,52,53,54)에 각각 결착되어 회전되는 다수개의 종동기어(55,56,57,58)와;상기 다수개의 종동기어(55,56,57,58)를 연결하는 종동축(59)과;상기 종동축(59)의 회전력을 상기 샤프트(61)에 전달하는 베벨기어(62)로 구성되는 것을 특징으로 하는 다중 회전날개가 구비된 풍력발전기.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020030577A KR100557716B1 (ko) | 2002-05-31 | 2002-05-31 | 다중 회전날개가 구비된 풍력발전기 |
CNB028289781A CN1328499C (zh) | 2002-05-31 | 2002-12-28 | 多旋翼风力发电机 |
US10/513,771 US7044713B2 (en) | 2002-05-31 | 2002-12-28 | Wind power generator with multiple rotary wings |
AU2002359064A AU2002359064A1 (en) | 2002-05-31 | 2002-12-28 | A wind power generator with multiple rotary wings |
PCT/KR2002/002477 WO2003102410A1 (en) | 2002-05-31 | 2002-12-28 | A wind power generator with multiple rotary wings |
JP2004509271A JP4125284B2 (ja) | 2002-05-31 | 2002-12-28 | 多重回転翼を備えた風力発電機 |
Applications Claiming Priority (1)
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KR1020020030577A KR100557716B1 (ko) | 2002-05-31 | 2002-05-31 | 다중 회전날개가 구비된 풍력발전기 |
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KR20030092767A KR20030092767A (ko) | 2003-12-06 |
KR100557716B1 true KR100557716B1 (ko) | 2006-03-06 |
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KR1020020030577A KR100557716B1 (ko) | 2002-05-31 | 2002-05-31 | 다중 회전날개가 구비된 풍력발전기 |
Country Status (6)
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US (1) | US7044713B2 (ko) |
JP (1) | JP4125284B2 (ko) |
KR (1) | KR100557716B1 (ko) |
CN (1) | CN1328499C (ko) |
AU (1) | AU2002359064A1 (ko) |
WO (1) | WO2003102410A1 (ko) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7267530B2 (en) * | 2000-11-22 | 2007-09-11 | Mccabe Francis J | Windmill apparatuses and methods of mounting blades to enhance their performance |
DE10357292B4 (de) * | 2003-12-05 | 2006-02-02 | Voith Turbo Gmbh & Co. Kg | Verfahren für die Steuerung eines Antriebsstrangs für eine Strömungskraftmaschine mit Drehzahlführung, Kraftstoßreduktion und Kurzzeitenergiespeicherung |
CN100460670C (zh) * | 2006-11-28 | 2009-02-11 | 谢振才 | 承载式框架多级风轮发电机 |
KR100835674B1 (ko) * | 2007-07-16 | 2008-06-09 | 신영재 | 바람유도장치를 이용한 풍력 발전기 |
KR20090125548A (ko) * | 2008-06-02 | 2009-12-07 | 유형주 | 풍력발전기 |
CN101457736A (zh) * | 2008-09-05 | 2009-06-17 | 张云龙 | 一种风力发动机的复合转子*** |
US20100111697A1 (en) * | 2008-11-05 | 2010-05-06 | Frontline Aerospace, Inc | Wind energy generation device |
CN101446270B (zh) * | 2008-12-16 | 2012-03-07 | 刘运科 | 一种风力发电*** |
WO2010114819A1 (en) * | 2009-03-30 | 2010-10-07 | Flodesign Wind Turbine Corporation | Segmented wind turbine |
CN102518558A (zh) * | 2010-08-12 | 2012-06-27 | 程武林 | 一种新式风轮双风轮对转风力发电机组 |
US8678767B2 (en) * | 2011-04-08 | 2014-03-25 | Peter Mok | Wind turbine |
US20130129521A1 (en) * | 2011-11-17 | 2013-05-23 | John E. Tharp | Turbine blade skirt |
US10030628B2 (en) * | 2012-05-24 | 2018-07-24 | Thunderbird Power Corp | Horizontal axis wind machine with multiple rotors |
GB2508814B (en) * | 2012-12-05 | 2020-11-11 | Malcolm Ian Bell Hugh | Modular high efficiency renewable energy turbine |
CA2927293A1 (en) * | 2013-10-22 | 2015-04-30 | Miroslav Novak | Vane assembly for a fluid dynamic machine and propulsion device |
EP3311025A1 (en) * | 2015-06-18 | 2018-04-25 | New World Energy Enterprises Limited | A wind turbine with rotating augmentor |
US10066597B2 (en) * | 2016-12-14 | 2018-09-04 | Thunderbird Power Corp | Multiple-blade wind machine with shrouded rotors |
KR102055509B1 (ko) * | 2018-10-25 | 2019-12-13 | 김강정 | 가이드부재를 구비한 풍력발전장치 |
KR102206841B1 (ko) * | 2019-11-19 | 2021-01-22 | 장대현 | 풍력발전용 로터 장치 및 이를 구비하는 풍력발전기 |
US10794357B1 (en) * | 2020-04-01 | 2020-10-06 | Kevin Pyne | Conical wind turbine assembly |
JP2023102758A (ja) * | 2022-01-12 | 2023-07-25 | 晴雄 重井 | 1機で複数機分の大量発電が出来るブ-スタ-風力発電機 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59126084A (ja) * | 1982-12-30 | 1984-07-20 | Tadao Totsuka | 風車 |
US4710101A (en) * | 1985-04-26 | 1987-12-01 | James Howden & Company Limited | Wind turbine |
KR930021885U (ko) * | 1992-03-07 | 1993-10-16 | 하갑식 | 풍압의 다단흡수장치 |
US5457346A (en) * | 1992-02-10 | 1995-10-10 | Blumberg; Stanley | Windmill accelerator |
KR19990085990A (ko) * | 1998-05-23 | 1999-12-15 | 이정환 | 풍력발전기의 날개 |
KR20010001806A (ko) * | 1999-06-04 | 2001-01-05 | 정인갑 | 풍력발전장치 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1504259A (en) * | 1923-06-22 | 1924-08-12 | William O Miller | Wind-power generator |
BE337913A (ko) * | 1926-11-20 | |||
US1920880A (en) * | 1932-01-13 | 1933-08-01 | Parker Elgia Lawerence | Propeller construction |
US2029503A (en) * | 1935-06-29 | 1936-02-04 | Axel Nelson | Automatic change pitch propeller |
US2472357A (en) * | 1946-01-16 | 1949-06-07 | Wolf Abraham | Mobile body |
US4087196A (en) * | 1975-11-17 | 1978-05-02 | George John Kronmiller | Apparatus for deriving energy from moving gas streams |
US4116585A (en) * | 1976-11-03 | 1978-09-26 | Mirko Maracic | Self-adjusting wind machine |
US4421967A (en) * | 1980-07-21 | 1983-12-20 | Vs Systems, Inc. | Windmill driven eddy current heater |
JPS5783670A (en) * | 1980-11-14 | 1982-05-25 | Mitsubishi Heavy Ind Ltd | Biaxial type water mill and wind mill |
JPS62197672A (ja) | 1986-02-24 | 1987-09-01 | Oriental Kiden Kk | 垂直軸型風力タ−ビン |
FR2624212B1 (fr) * | 1987-12-04 | 1994-04-08 | Aerowatt International | Capteur pour machine eolienne, a pales synchronisees |
KR960007401B1 (ko) * | 1994-06-27 | 1996-05-31 | 신찬 | 복합 입력형 풍력장치(The Multi-unit Rotor Blade system Integrated wind Turbine) |
US5599168A (en) * | 1995-08-23 | 1997-02-04 | Lund; Arnold M. | Wind turbine adaptable to wind direction and velocity |
JP2000220561A (ja) * | 1999-01-28 | 2000-08-08 | Naoyoshi Hosoda | 風力発電装置 |
US20010004439A1 (en) * | 1999-12-15 | 2001-06-21 | Bolcich Alejandro Juan Alfredo | Energy converter |
CN1301919A (zh) * | 1999-12-30 | 2001-07-04 | 孙庆达 | 一种高效率利用风能方法及全转子双风轮风力发电机 |
US6375427B1 (en) * | 2000-04-14 | 2002-04-23 | Borgwarner Inc. | Engine cooling fan having supporting vanes |
US6612804B2 (en) * | 2002-01-29 | 2003-09-02 | Huo-Chen Su | Swirling compressor |
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2002
- 2002-05-31 KR KR1020020030577A patent/KR100557716B1/ko active IP Right Grant
- 2002-12-28 WO PCT/KR2002/002477 patent/WO2003102410A1/en active Application Filing
- 2002-12-28 CN CNB028289781A patent/CN1328499C/zh not_active Expired - Fee Related
- 2002-12-28 JP JP2004509271A patent/JP4125284B2/ja not_active Expired - Fee Related
- 2002-12-28 AU AU2002359064A patent/AU2002359064A1/en not_active Abandoned
- 2002-12-28 US US10/513,771 patent/US7044713B2/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59126084A (ja) * | 1982-12-30 | 1984-07-20 | Tadao Totsuka | 風車 |
US4710101A (en) * | 1985-04-26 | 1987-12-01 | James Howden & Company Limited | Wind turbine |
US5457346A (en) * | 1992-02-10 | 1995-10-10 | Blumberg; Stanley | Windmill accelerator |
KR930021885U (ko) * | 1992-03-07 | 1993-10-16 | 하갑식 | 풍압의 다단흡수장치 |
KR19990085990A (ko) * | 1998-05-23 | 1999-12-15 | 이정환 | 풍력발전기의 날개 |
KR20010001806A (ko) * | 1999-06-04 | 2001-01-05 | 정인갑 | 풍력발전장치 |
Also Published As
Publication number | Publication date |
---|---|
US7044713B2 (en) | 2006-05-16 |
CN1328499C (zh) | 2007-07-25 |
US20050118027A1 (en) | 2005-06-02 |
JP4125284B2 (ja) | 2008-07-30 |
WO2003102410A1 (en) | 2003-12-11 |
AU2002359064A1 (en) | 2003-12-19 |
KR20030092767A (ko) | 2003-12-06 |
CN1628215A (zh) | 2005-06-15 |
JP2005528556A (ja) | 2005-09-22 |
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