JP2019534420A - 波エネルギー変換器ブイの動力取出しシステム - Google Patents
波エネルギー変換器ブイの動力取出しシステム Download PDFInfo
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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"
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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
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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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- 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"
- F03B13/20—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" wherein both members, i.e. wom and rem are movable relative to the sea bed or shore
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- 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
- F05B2220/7066—Application in combination with an electrical generator via a direct connection, i.e. a gearless transmission
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- 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
- F05B2240/50—Bearings
- F05B2240/54—Radial bearings
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- 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
- F05B2240/60—Shafts
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- 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
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
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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
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
Description
Claims (22)
- 水塊内の波の動きを抽出する浮き具を備えるタイプの波エネルギー変換ブイ(WEC)の動力取出しシステム(PTO)であって、
螺旋溝を内部に有するスクリューシャフトと、
前記シャフトの溝に合致する内側螺旋溝を有し、前記シャフトと機械的に協働するような前記シャフト上のナットと、
前記スクリューシャフト及び前記ナットのうちの一方に接続される駆動装置であって、その駆動装置は前記浮き具によって抽出される波の動きを受けるように連結されるようになっている駆動装置と、
前記スクリューシャフト及び前記ナットのうちの他方に接続される結合具であって、その結合具は前記他方の回転運動を発電機に連結するように構築されている結合具と、
を備える動力取出しシステム(PTO)であって、
それにより、前記駆動装置が受けた力は、前記一方を移動させるとともに前記他方を回転させ、該回転運動は、前記結合具に伝達され、該結合具から、接続された発電機に伝達される、PTO。 - 前記駆動装置は、前記ナットに接続され、前記駆動装置が受けた力は、前記ナットを前記スクリューシャフトに沿って移動させて前記シャフトを回転させる、請求項1に記載のPTO。
- 前記ナット及び前記スクリューシャフトの前記溝内で、前記ナットと前記スクリューシャフトとの間に捕捉される複数の玉軸受を更に備え、該玉軸受は、前記ナットと前記スクリューシャフトとの間に転がり接触面を形成する、請求項1に記載のPTO。
- 前記スクリューシャフトが回転運動するように取り付けられるシャーシと、
なお、前記駆動装置は、
前記スクリューシャフトに対してほぼ平行に線形運動するように前記シャーシに取り付けられるとともに前記ナットに固定される、キャリッジと、
前記キャリッジに固定される第1の端部と、前記浮き具によって抽出される波の動きを受けるように連結されるように構築されている第2の端部とを有する入力シャフトと、
を備え、前記結合具は、前記シャーシに取り付けられ、
前記結合具を介して前記シャーシに取り付けられる発電機と、
を備える、請求項2に記載のPTO。 - 前記ナット及び前記スクリューシャフトの前記溝内で、前記ナットと前記スクリューシャフトとの間に捕捉される複数の玉軸受を更に備え、該玉軸受は、前記ナットと前記スクリューシャフトとの間に転がり接触面を形成する、請求項4に記載のPTO。
- 前記駆動装置は、前記スクリューシャフトと同心の駆動管を備え、該駆動管は、前記ナットに固定される第1の端部と、前記浮き具によって抽出される波の動きを受けるように連結されるように構築されている第2の端部とを有する、請求項1に記載のPTO。
- 前記ナット及び前記スクリューシャフトの前記溝内で、前記ナットと前記スクリューシャフトとの間に捕捉される複数の玉軸受を更に備え、該玉軸受は、前記ナットと前記スクリューシャフトとの間に転がり接触面を形成する、請求項6に記載のPTO。
- 前記駆動管は、両端部がシールされ、前記スクリューシャフトに対する摩擦を小さくするように内側が整えられている、請求項6に記載のPTO。
- 前記スクリューシャフトの軸に対してほぼ垂直な2つの直交軸の周りに回転運動するように前記PTOを取り付ける手段を更に備え、それにより、前記駆動管は、自動調心して、前記波の動きをほぼ軸方向に受ける、請求項6に記載のPTO。
- 前記取り付ける手段は、2軸ジンバルであり、軸受手段が、前記スクリューシャフトを前記ジンバルにおいて回転するように取り付ける、請求項9に記載のPTO。
- 前記結合具は、前記ジンバルに取り付けられ、前記PTOは、前記結合具を介して前記ジンバルに取り付けられる発電機を更に備える、請求項9に記載のPTO。
- 浮き具及びスパーを備える波エネルギー変換ブイにおける、前記スパー内にある、請求項1に記載のPTO。
- 水塊内の波の動きを抽出するスパー及び浮き具を備えるタイプの波エネルギー変換ブイ(WEC)の動力取出しシステム(PTO)の効率を向上させる方法であって、
螺旋溝を有するスクリューシャフトを設けるステップと、
前記シャフトの溝と合致するとともに該シャフトの溝と機械的に協働する内側螺旋溝を有するナットを、前記シャフト上に設けるステップと、
スクリューシャフトと前記ナットとのうちの一方に接続される駆動装置を設けるステップであって、該駆動装置は、前記浮き具によって抽出される波の動きを受けるように連結されるステップと、
前記スクリューシャフト及び前記ナットのうちの他方に接続される結合具を設けるステップであって、該結合具は、前記他方の回転運動を発電機に提供するステップと、
を含み、それにより、前記駆動装置が受けた力は、前記一方を線形運動させるとともに前記他方を回転させ、該回転運動は、前記結合具に伝達され、該結合具から、接続された発電機に伝達される、方法。 - 前記駆動装置は、前記ナットに接続され、前記駆動装置が受けた力は、前記ナットを前記スクリューシャフトに沿って移動させて前記スクリューシャフトを回転させる、請求項13に記載のPTO。
- 前記ナット及び前記スクリューシャフトの前記溝内で、前記ナットと前記スクリューシャフトとの間に捕捉される複数の玉軸受を設けることであって、該玉軸受は、前記ナットと前記スクリューシャフトとの間に転がり接触面を形成することを更に含む、請求項13に記載の方法。
- 前記スクリューシャフトが回転運動するように取り付けられているシャーシを設けるステップと、
なお、前記駆動装置は、
前記スクリューシャフトに対してほぼ平行に線形運動するように前記シャーシに取り付けられるとともに前記ナットに固定される、キャリッジと、
前記キャリッジに固定される第1の端部と、前記浮き具によって抽出される波の動きを受けるように連結されるように構築されている第2の端部とを有する入力シャフトと、
を備え、
前記結合具を前記シャーシに取り付けるステップと、
前記結合具を介して、発電機を前記シャーシに取り付けるステップと、
を更に含む、請求項13に記載の方法。 - 前記ナット及び前記スクリューシャフトの前記溝内で、前記ナットと前記スクリューシャフトとの間に捕捉される複数の玉軸受を設けることであって、該玉軸受は、前記ナットと前記スクリューシャフトとの間に転がり接触面を形成することを更に含む、請求項16に記載の方法。
- 前記駆動装置は、前記スクリューシャフトと同心の駆動管を備え、該駆動管は、前記ナットに固定される第1の端部と、前記浮き具によって抽出される波の動きを受ける第2の端部とを有する、請求項13に記載の方法。
- 前記ナット及び前記スクリューシャフトの前記溝内で、前記ナットと前記スクリューシャフトとの間に捕捉される複数の玉軸受を設けることであって、該玉軸受は、前記ナットと前記スクリューシャフトとの間に転がり接触面を形成することを更に含む、請求項18に記載の方法。
- 両端部がシールされるとともに、前記スクリューシャフトに与える摩擦を小さくするように内側が整えられた駆動管を伴って実現される、請求項18に記載の方法。
- 前記スクリューシャフトの軸にほぼ垂直な2つの直交軸の周りに回転運動するように前記PTOを取り付ける手段を設けることであって、それにより、前記駆動管は、前記波の動きをほぼ軸方向に受けるように自動調心することを更に含む、請求項18に記載の方法。
- 前記取り付ける手段は、2軸ジンバルであり、前記スクリューシャフトを前記ジンバルにおいて回転するように取り付ける軸受手段が設けられる、請求項21に記載の方法。
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US201662419903P | 2016-11-09 | 2016-11-09 | |
US62/419,903 | 2016-11-09 | ||
PCT/US2017/023488 WO2018089038A1 (en) | 2016-11-09 | 2017-03-22 | Power take off system for wave energy converter buoy |
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JP2019534420A5 JP2019534420A5 (ja) | 2020-04-23 |
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US20220235732A1 (en) * | 2019-05-16 | 2022-07-28 | Vitalnrg, Inc. | Elongate wave energy generation devices and methods of using the same |
US20230349354A1 (en) * | 2020-04-06 | 2023-11-02 | Seven Seas Wave Energy LLC | Systems and methods for wave energy power plant |
WO2022248277A1 (en) | 2021-05-28 | 2022-12-01 | University Of Southampton | Energy harvesting device |
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- 2017-03-21 US US15/465,585 patent/US10273930B2/en active Active
- 2017-03-22 EP EP17869107.7A patent/EP3538790B1/en active Active
- 2017-03-22 JP JP2019524243A patent/JP7050061B2/ja active Active
- 2017-03-22 CA CA3043309A patent/CA3043309A1/en active Pending
- 2017-03-22 AU AU2017358523A patent/AU2017358523B2/en active Active
- 2017-03-22 WO PCT/US2017/023488 patent/WO2018089038A1/en unknown
- 2017-03-22 ES ES17869107T patent/ES2914711T3/es active Active
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Also Published As
Publication number | Publication date |
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EP3538790A4 (en) | 2020-04-29 |
US20180128236A1 (en) | 2018-05-10 |
AU2017358523A1 (en) | 2019-05-30 |
JP7050061B2 (ja) | 2022-04-07 |
US10273930B2 (en) | 2019-04-30 |
ES2914711T3 (es) | 2022-06-15 |
EP3538790A1 (en) | 2019-09-18 |
AU2017358523B2 (en) | 2022-12-01 |
EP3538790B1 (en) | 2022-03-02 |
CA3043309A1 (en) | 2018-05-17 |
WO2018089038A1 (en) | 2018-05-17 |
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