JP2012514710A - 海洋波エネルギー収穫方法及び装置 - Google Patents
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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
- 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
- F03B13/14—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 wave energy
- F03B13/16—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
- F03B13/18—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
- F03B13/1845—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom slides relative to the rem
- F03B13/1855—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom slides relative to the rem where the connection between wom and conversion system takes tension and compression
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N35/00—Magnetostrictive devices
- H10N35/101—Magnetostrictive devices with mechanical input and electrical output, e.g. generators, sensors
-
- 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
- F05B2280/00—Materials; Properties thereof
- F05B2280/50—Intrinsic material properties or characteristics
- F05B2280/5008—Magnetic properties
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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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Abstract
Description
本出願は、2009年1月7日に「Method and Device for harvesting Energy from Ocean Waves(海洋波エネルギー収穫方法及び装置)」なるタイトルで出願された、米国仮特許出願第61/143,078号の利益を主張するものである。この出願は、2009年10月21日に「Method and Device for harvesting Energy from Ocean Waves(海洋波エネルギー収穫方法及び装置)」なるタイトルで出願された、米国特許出願第12/603,138号の利益を主張するものである。
以下の説明において同様の符号は同様の素子を示している。
ε=−n(dφ/dt)
で表せる。ここで、nはコイルの巻数であり、(dφ/dt)は磁束φの時間導関数である。
Claims (20)
- 電気を発生させる装置(100)であって、該装置(100)は、
少なくとも一つの磁歪素子(106)を含み、該磁歪素子は、水本体(102)内に配備されたとき、水本体の波動などの運動によってその歪に変化が生ぜしめられ、且つ
前記一つ以上の磁歪素子(106)の近傍内に一つ以上の導電性コイル又は回路(112)を含み、前記一つ以上の磁歪素子(106)の周囲の磁場に生じる対応する変化によって前記一つ以上の導電性コイル又は回路(112)に電圧及び/又は電流を発生する、
発電装置(100)。 - 前記水本体(102)の表面より下の事実上固定の位置に置かれたアンカー装置(108)を更に備え、前記一つ以上の磁歪素子(106)の第1の端が前記アンカー装置(108)に物理的に結合されている、請求項1記載の発電装置(100)。
- 波動によって影響される水位のレベルにほぼ位置するブイ装置(104)を更に備え、前記一つ以上の磁歪素子(106)の第2の端が前記ブイ装置(104)に結合され、前記アンカー装置(108)とブイ装置(104)との間の前記一つ以上の磁歪素子(106)の歪が前記波動に応答して変化する、請求項2記載の発電装置(100)。
- 前記一つ以上の磁歪素子(106)と前記ブイ装置(104)との間に結合された剛性テザー(110)を更に備える、請求項3記載の発電装置(100)。
- 前記アンカー装置(108)と前記ブイ装置(104)との間の距離を制御するテザーコントローラ(140)を更に備え、前記アンカー装置(108)と前記ブイ装置(104)との間の前記距離を前記一つ以上の磁歪素子(106)の歪に相関させる、請求項3記載の発電装置(100)。
- 前記テザーコントローラ(140)は、
前記一つ以上の磁歪素子(106)の張力負荷を監視する負荷センサ(144)と、
前記アンカー装置(108)と前記ブイ装置(104)との間の距離を前記一つ以上の磁歪素子(106)の目標張力負荷に基づいて変化させるプーリー(142)と、
を更に備える、請求項5記載の発電装置(100)。 - 前記一つ以上の導電性コイル又は回路(112)に結合され、前記一つ以上の導電性コイル(112)に発生される電気エネルギーの少なくとも一部分を蓄積する電池(146)を更に備える、請求項1記載の発電装置(100)。
- 複数の発電装置(100)により発生される電力を制御するパワーマネジメントシステム(148)を更に備える、請求項1記載の発電装置(100)。
- 前記一つ以上の磁歪素子(106)の各々が、前記一つ以上の磁歪素子(106)の歪の対応する変化に応答して関連する磁場の磁化に変化を示す、請求項1記載の発電装置(100)。
- 前記一つ以上の磁歪素子(106)の各々が磁歪ロッド(116)を備える、請求項1記載の発電装置(100)。
- 前記少なくとも一つの導電性コイル又は回路(112)は前記磁歪ロッド(116)の周囲に巻かれたポリマで被覆された銅コイルを備える、請求項1記載の発電装置(100)。
- 前記少なくとも一つの導電性コイル又は回路(112)は前記磁歪ロッドの表面に印刷された導電性素子を備える、請求項1記載の発電装置(100)。
- 前記一つ以上の磁歪素子(106)の各々は、前記磁歪ロッド(116)を水本体(102)内での腐食から保護するために外部保護ポリマシース(114)を更に備える、請求項10記載の発電装置(100)。
- 電気を発生させる方法であって、該方法は、
水本体(102)の波動を含む運動を利用して、一つ以上の磁歪素子(106)の歪に変化を生じさせるステップ、及び
前記磁歪素子(106)の周囲の磁場に生じる対応する変化を利用して前記磁歪素子(106)の近傍に位置する一つ以上の導電性コイル又は回路(112)に電圧及び/又は電流を生じさせるステップ、
を備える、発電方法。 - 前記一つ以上の磁歪素子(106)の第1の端が事実上固定された位置に結合され、前記一つ以上の磁歪素子(106)の第2の端が前記水本体(102)の波動に応答して位置を変化する位置に結合される、請求項14記載の方法。
- より高い剛性出力電圧を発生させるために前記一つ以上の磁歪素子(106)からの前記電圧及び/又は電流を合成するステップを更に備える、請求項14記載の方法。
- 電気を発生させる装置(100)であって、
該装置(100)は水本体内に配置されるブイ(104)を備え、
該装置(100)は前記ブイ(104)に機械的に結合された磁歪素子(106)を更に備え、水本体(102)の波動を含む運動によって前記ブイ(104)が運動し、その運動によって前記一つ以上の磁歪素子(106)の歪に変化が生ぜしめられ、
該装置(100)は前記一つ以上の磁歪素子(106)の近傍内に一つ以上の導電性コイル又は回路(112)を更に備え、前記一つ以上の磁歪素子(106)の周囲の磁場に生じる対応する変化によって前記一つ以上の導電性コイル又は回路(112)に電圧及び/又は電流が発生する、
発電装置(100)。 - 前記ブイ(104)に対して事実上固定された位置に配置されたアンカー(108)を更に備え、前記一つ以上の磁歪素子(108)が前記ブイ(104)と前記アンカー(108)との間に物理的に結合され、前記波動によって前記ブイ(104)と前記アンカー(108)との間の距離が時間とともに変化される、請求項17記載の発電装置(100)。
- 電気を発生させる方法であって、該方法は、
水本体(102)の波動を含む運動を利用して一つ以上のブイ(104)に運動を生じさ、ひいてはこれらのブイ(104)に機械的に結合される一つ以上の磁歪素子(106)の歪に変化を生じさせるステップ、及び
前記磁歪素子(106)の周囲に生じる対応する磁場の変化を利用して前記磁歪素子(106)の近傍に位置する一つ以上の導電性コイル又は回路(112)に電圧及び/又は電流を生じさせるステップ、
を備える、発電方法。 - 前記一つ以上の磁歪素子(106)の第1の端が事実上固定された位置に結合され、前記一つ以上の磁歪素子(106)の第2の端が前記ブイ(104)に結合され、前記ブイ(104)が前記水本体(102)の波動に応答して位置を変化し、前記アンカー(108)と前記ブイ(104)との間の距離を変化させる、請求項19記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US14307809P | 2009-01-07 | 2009-01-07 | |
US61/143,078 | 2009-01-07 | ||
US12/603,138 | 2009-10-21 | ||
US12/603,138 US7816797B2 (en) | 2009-01-07 | 2009-10-21 | Method and device for harvesting energy from ocean waves |
PCT/US2010/020332 WO2010080885A1 (en) | 2009-01-07 | 2010-01-07 | Method and device for harvesting energy from ocean waves |
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JP5567594B2 JP5567594B2 (ja) | 2014-08-06 |
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US (5) | US7816797B2 (ja) |
EP (1) | EP2386023A4 (ja) |
JP (1) | JP5567594B2 (ja) |
AU (1) | AU2010203667B2 (ja) |
CA (1) | CA2746463A1 (ja) |
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WO (1) | WO2010080885A1 (ja) |
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EP2386023A1 (en) | 2011-11-16 |
AU2010203667A1 (en) | 2011-06-30 |
US20110133463A1 (en) | 2011-06-09 |
CA2746463A1 (en) | 2010-07-15 |
US8378513B2 (en) | 2013-02-19 |
NZ593324A (en) | 2014-08-29 |
US20110089697A1 (en) | 2011-04-21 |
US20100133843A1 (en) | 2010-06-03 |
US20120119494A1 (en) | 2012-05-17 |
US7964977B2 (en) | 2011-06-21 |
US20120001427A1 (en) | 2012-01-05 |
JP5567594B2 (ja) | 2014-08-06 |
US7816797B2 (en) | 2010-10-19 |
AU2010203667B2 (en) | 2014-10-30 |
WO2010080885A1 (en) | 2010-07-15 |
EP2386023A4 (en) | 2013-04-17 |
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