JP7223378B2 - 浮体式洋上風力発電装置 - Google Patents
浮体式洋上風力発電装置 Download PDFInfo
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- JP7223378B2 JP7223378B2 JP2020077205A JP2020077205A JP7223378B2 JP 7223378 B2 JP7223378 B2 JP 7223378B2 JP 2020077205 A JP2020077205 A JP 2020077205A JP 2020077205 A JP2020077205 A JP 2020077205A JP 7223378 B2 JP7223378 B2 JP 7223378B2
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- floating body
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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
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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
- Y02E10/727—Offshore wind turbines
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Description
因みに、現状では水深が浅い海に設置する浮体式洋上風力発電装置は、浮体構造としてセミサブ型、バージ型が適用されているが、内海、湾内、島影等の海象条件の穏やかな海面での浮体構造としては、軽量化が可能である本発明のイカダ型浮体が適している。
前記放射梁と外周梁は、自力で浮く浮力とともに余剰浮力を有し、自重と浮力の力をもって風荷重や波浪荷重に対しタワーを安定的に支持し、過大な傾きや転倒を防止する。
2 浮力室
3 放射梁
4 外周梁
5 係留索
6 ローター
7 ナセル
8 係留金具
9 フランジ継手
9a フランジ
9b ボルト
10 可撓継手
10a ゴム
10b ゴム(鍔部)
10c 抑え金具
Claims (4)
- 風力発電のローターとナセルが設置されるタワーの基部にそのタワーの下方に延びた浮力室を設けるとともに、前記タワーの基部の水平方向であって水面に浮く位置に、放射状に複数の鋼管製の放射梁を設け、その鋼管製の放射梁の先端を略環状に結ぶ鋼管製の外周梁を設け、前記浮力室を含むタワー、前記放射梁、前記外周梁がそれぞれに有する浮力をもって水に浮く浮体式洋上風力発電装置。
- 前記鋼管製の放射梁と前記鋼管製の外周梁の中間部に、ゴム又は熱可塑性エラストマー製の筒型の可撓継手を備えている請求項1の浮体式洋上風力発電装置。
- 上部にローターとナセルを備えるタワーの下部を水面に浮く浮体で支持する洋上風力発電装置における前記浮体を、前記タワーの基部にそのタワーの下方に延びた浮力室を設けるとともに、前記タワーの基部の水平方向であって水面に浮く位置に、放射状に設けた浮力を有する鋼管製の複数の放射梁と、前記複数の放射梁の先端を略環状に結んだ浮力を有する鋼管製の外周梁を備えてイカダ型に形成した浮体。
- 前記鋼管製の放射梁と前記鋼管製の外周梁の中間部に、ゴム又は熱可塑性エラストマー製の筒型の可撓継手を備えている請求項3のイカダ型に形成した浮体。
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JP2020077205A JP7223378B2 (ja) | 2020-04-24 | 2020-04-24 | 浮体式洋上風力発電装置 |
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JP2020077205A JP7223378B2 (ja) | 2020-04-24 | 2020-04-24 | 浮体式洋上風力発電装置 |
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JP2021172211A JP2021172211A (ja) | 2021-11-01 |
JP7223378B2 true JP7223378B2 (ja) | 2023-02-16 |
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JP2020077205A Active JP7223378B2 (ja) | 2020-04-24 | 2020-04-24 | 浮体式洋上風力発電装置 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7444909B2 (ja) | 2022-01-31 | 2024-03-06 | 太平電業株式会社 | ケーソン及び浮体構造物のフロート |
WO2024122183A1 (ja) * | 2022-12-09 | 2024-06-13 | 株式会社ブリヂストン | 水上装置、及び水上装置制御方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006510524A (ja) | 2002-12-17 | 2006-03-30 | エナーテック アーゲー | 風力エネルギ発生用浮き土台並びにその建築及び使用方法 |
JP2006298207A (ja) | 2005-04-21 | 2006-11-02 | Shimizu Corp | 浮体構造 |
JP2015174617A (ja) | 2014-03-18 | 2015-10-05 | 賢治 町筋 | 浮揚式構造物、及び浮揚式構造物に用いられる可動継手 |
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2020
- 2020-04-24 JP JP2020077205A patent/JP7223378B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006510524A (ja) | 2002-12-17 | 2006-03-30 | エナーテック アーゲー | 風力エネルギ発生用浮き土台並びにその建築及び使用方法 |
JP2006298207A (ja) | 2005-04-21 | 2006-11-02 | Shimizu Corp | 浮体構造 |
JP2015174617A (ja) | 2014-03-18 | 2015-10-05 | 賢治 町筋 | 浮揚式構造物、及び浮揚式構造物に用いられる可動継手 |
Non-Patent Citations (1)
Title |
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嶋田健司ら,"洋上風力発電のためのセミサブ浮体の構造最適化について",海岸工学論文集,日本,土木学会,2007年,第54巻,p.916-920,DOI: 10.2208/proce1989.54.916,ISSN 1884-8222(online),0914-7897(print) |
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