JP6493691B2 - 船舶 - Google Patents
船舶 Download PDFInfo
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- JP6493691B2 JP6493691B2 JP2016222901A JP2016222901A JP6493691B2 JP 6493691 B2 JP6493691 B2 JP 6493691B2 JP 2016222901 A JP2016222901 A JP 2016222901A JP 2016222901 A JP2016222901 A JP 2016222901A JP 6493691 B2 JP6493691 B2 JP 6493691B2
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- twin
- skeg
- rudder
- ship
- valve
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/50—Measures to reduce greenhouse gas emissions related to the propulsion system
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Description
それと共に、ダクトと舵のバルブを備えることで、舵に設けたバルブにより、ツインスケグの外側の流れを整流しつつ、ツインスケグの外側のみにダクトを併設することで、さらなる効率改善を行うことができる。又は、舵にバルブとフィンを備えることで、舵に設けたバルブにより、ツインスケグの外側の流れを整流しつつ、バルブから外側に延びるフィンにより、ツインスケグの外側の流れとプロペラ後流の合成流れに対する揚力の前後成分を推力として得て推進力を補助して、外側の流れのエネルギーロスを回収することで、ツインスケグ船の船尾流れによるエネルギーロスの大半を回収できるので、ツインスケグ船における省エネルギー効果を得ることができる。
1a 船底
1b 船側外板
2a、2b プロペラ
3a、3b プロペラ回転軸
4 ツインスケグ
4a、4b スケグ
5a、5b 舵
11a、11b ダクト
12a、12b バルブ
13a、13b フィン
C1 プロペラの先端円
C2、C3 円
D1 プロペラの先端円の直径
D2、D3 直径
Dd ダクトの直径
Claims (3)
- 船尾に2つプロペラ回転軸を支持する2つスケグを備えた2軸2舵のツインスケグ船において、
左右舷の各プロペラの回転方向を上側が内回りに回転するようにすると共に、
前記左右舷の各プロペラの回転軸の延長線上に左右舷の各舵の幅方向の中心を配置し、
前記プロペラの前方における前記スケグの外側のみに設けた左右舷のダクトと前記左右舷の各舵にそれぞれ設けられたバルブとを備えたか、
又は、前記左右舷の各舵にそれぞれ設けられたバルブとこのバルブから前記舵に対して外側のみに設けられたフィンとを備えたことを特徴とするツインスケグ船。 - 前記バルブにおいて、2つの前記舵の間の内側の形状を、前記舵の外側の形状よりも小さくして、前記舵に対して非対称に形成したことを特徴とする請求項1に記載のツインスケグ船。
- 前記バルブの中心を前記舵の幅方向中心に対して外側にずらせて、前記バルブを前記舵の外側のみに設けたことを特徴とする請求項1又は2に記載のツインスケグ船。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016222901A JP6493691B2 (ja) | 2016-11-16 | 2016-11-16 | 船舶 |
Applications Claiming Priority (1)
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JP2016222901A JP6493691B2 (ja) | 2016-11-16 | 2016-11-16 | 船舶 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014041452A Division JP6046652B2 (ja) | 2014-03-04 | 2014-03-04 | 船舶 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017030749A JP2017030749A (ja) | 2017-02-09 |
JP6493691B2 true JP6493691B2 (ja) | 2019-04-03 |
Family
ID=57987552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016222901A Active JP6493691B2 (ja) | 2016-11-16 | 2016-11-16 | 船舶 |
Country Status (1)
Country | Link |
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JP (1) | JP6493691B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102274394B1 (ko) * | 2019-01-10 | 2021-07-08 | 주식회사 케이씨씨 | 수용성 에폭시 도료 조성물 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2552808Y2 (ja) * | 1991-03-16 | 1997-10-29 | 川崎重工業株式会社 | 船舶用舵 |
JPH0872797A (ja) * | 1994-08-31 | 1996-03-19 | Mitsubishi Heavy Ind Ltd | 二軸二舵船 |
JP3004238B2 (ja) * | 1997-11-06 | 2000-01-31 | 川崎重工業株式会社 | 船舶の推進性能向上装置 |
JP3886049B2 (ja) * | 2003-03-28 | 2007-02-28 | 三井造船株式会社 | バルブ、舵、船舶 |
KR101099698B1 (ko) * | 2009-06-19 | 2011-12-28 | 삼성중공업 주식회사 | 이중 스케그 선형을 갖는 선박 |
WO2011144239A1 (en) * | 2010-05-19 | 2011-11-24 | Wärtsilä Finland Oy | Rotational energy recovery appendage |
JP2012006556A (ja) * | 2010-06-28 | 2012-01-12 | Ihi Corp | ツインスケグ船 |
JP6046652B2 (ja) * | 2014-03-04 | 2016-12-21 | 三井造船株式会社 | 船舶 |
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2016
- 2016-11-16 JP JP2016222901A patent/JP6493691B2/ja active Active
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JP2017030749A (ja) | 2017-02-09 |
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