FI950109A0 - Menetelmä kitkan pienentämiseksi merenkulkualuksen pinnalla, pienikitkainen merenkulkualus ja laitteisto mikrokuplien aikaansaamiseksi kitkan pienentämiseksi - Google Patents

Menetelmä kitkan pienentämiseksi merenkulkualuksen pinnalla, pienikitkainen merenkulkualus ja laitteisto mikrokuplien aikaansaamiseksi kitkan pienentämiseksi

Info

Publication number
FI950109A0
FI950109A0 FI950109A FI950109A FI950109A0 FI 950109 A0 FI950109 A0 FI 950109A0 FI 950109 A FI950109 A FI 950109A FI 950109 A FI950109 A FI 950109A FI 950109 A0 FI950109 A0 FI 950109A0
Authority
FI
Finland
Prior art keywords
friction
reducing friction
ship
procedure
generating device
Prior art date
Application number
FI950109A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI950109A7 (fi
FI950109L (fi
Inventor
Hiroharu Kato
Yoshiaki Takahashi
Original Assignee
Hiroharu Kato
Ishikawajima Harima Heavy Ind
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hiroharu Kato, Ishikawajima Harima Heavy Ind filed Critical Hiroharu Kato
Publication of FI950109A7 publication Critical patent/FI950109A7/fi
Publication of FI950109L publication Critical patent/FI950109L/fi
Publication of FI950109A0 publication Critical patent/FI950109A0/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
    • B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
    • B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00—Hulls characterised by their structure or component parts
    • B63B3/14—Hull parts
    • B63B3/16—Shells
    • B63B3/20—Shells of double type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
    • B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
    • B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
    • B63B2001/387—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes using means for producing a film of air or air bubbles over at least a significant portion of the hull surface
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Nozzles (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Physical Water Treatments (AREA)
FI950109A 1993-05-11 1994-04-28 Menetelmä kitkan pienentämiseksi merenkulkualuksen pinnalla, pienikitkainen merenkulkualus ja laitteisto mikrokuplien aikaansaamiseksi kitkan pienentämiseksi FI950109A0 (fi)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10954793 1993-05-11
JP25616293 1993-10-13
PCT/JP1994/000727 WO1994026583A1 (fr) 1993-05-11 1994-04-28 Procede de reduction de la friction sur un navire en deplacement, corps se deplaçant dans l'eau avec friction reduite, procede et appareil de production de microbulles s'appliquant a la reduction de la friction

Publications (3)

Publication Number Publication Date
FI950109A7 FI950109A7 (fi) 1995-01-10
FI950109L FI950109L (fi) 1995-01-10
FI950109A0 true FI950109A0 (fi) 1995-01-10

Family

ID=26449283

Family Applications (1)

Application Number Title Priority Date Filing Date
FI950109A FI950109A0 (fi) 1993-05-11 1994-04-28 Menetelmä kitkan pienentämiseksi merenkulkualuksen pinnalla, pienikitkainen merenkulkualus ja laitteisto mikrokuplien aikaansaamiseksi kitkan pienentämiseksi

Country Status (7)

Country Link
US (1) US5575232A (enExample)
EP (1) EP0650889A4 (enExample)
KR (1) KR100188464B1 (enExample)
CN (1) CN1048220C (enExample)
FI (1) FI950109A0 (enExample)
TW (1) TW266193B (enExample)
WO (1) WO1994026583A1 (enExample)

Families Citing this family (45)

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WO1997020728A1 (en) * 1995-12-04 1997-06-12 Ishikawajima-Harima Heavy Industries Co., Ltd. Method of reducing friction resistance of hull, ship whose friction resistance is reduced by the method, and method of analyzing jetted bubbles on ship
US6092480A (en) * 1997-08-01 2000-07-25 Ishikawajima-Harima Heavy Industries Co., Ltd. Generation of bubbles for friction-reducing ship and method for reducing skin-friction
US5967071A (en) 1997-12-02 1999-10-19 Wipper; Daniel J. Energy efficient system and method for reducing water friction on the hull of a marine vessel
US6145459A (en) * 1997-12-19 2000-11-14 Ishikawajima-Harima Heavy Industries Co., Ltd. Friction-reducing ship and method for reducing skin friction
JPH11342889A (ja) * 1998-06-03 1999-12-14 Ishikawajima Harima Heavy Ind Co Ltd 船舶における気泡による摩擦抵抗低減効果の解析方法
US6116176A (en) * 1999-08-17 2000-09-12 Jones; Craig S. Drag reduction assembly for use with a boat hull
US6356816B1 (en) * 2000-09-15 2002-03-12 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for reducing drag in marine vessels
US6767007B2 (en) 2002-03-25 2004-07-27 Homer C. Luman Direct injection contact apparatus for severe services
US7017505B2 (en) * 2004-04-19 2006-03-28 Burg Donald E Ship with wave energy engulfing propulsors
WO2005122676A2 (es) * 2004-06-11 2005-12-29 Universidad De Sevilla Dispositivo generador de burbujas para la reducción de fricción en el casco de embarcaciones
RU2276036C1 (ru) * 2004-10-04 2006-05-10 Марат Халимович Салимов Несмачиваемый водой корпус
AR055208A1 (es) * 2006-06-30 2007-08-15 Schoo Raul Alberto Iglesias Medio neumatico facilitador del deslizamiento superficial de cascos de embarcaciones en la masa de agua
EP2272747B1 (en) * 2008-04-01 2019-05-08 National Institute of Maritime, Port and Aviation Technology Frictional resistance reduction device for ship
US7874258B2 (en) * 2008-04-29 2011-01-25 Zuei-Ling Lin Method of reducing frictional resistance between ship body and water by releasing gases in water
JP4212640B1 (ja) * 2008-07-23 2009-01-21 有限会社ランドエンジニアリング 摩擦抵抗低減船およびその運転方法
JP5022344B2 (ja) * 2008-11-21 2012-09-12 三菱重工業株式会社 船体摩擦抵抗低減装置
US8327784B2 (en) 2009-03-23 2012-12-11 Dan Nicolaus Costas Apparatus for generating and distributing compressed air for reducing drag
US7997221B2 (en) * 2009-03-23 2011-08-16 Dan Nicolaus Costas Apparatus for reducing drag on a nautical vessel
CN101659314A (zh) * 2009-09-10 2010-03-03 徐士华 船体空泡层的减阻节能与增速方法
JP4503688B1 (ja) * 2009-10-05 2010-07-14 正明 佐藤 船舶における摩擦抵抗低減装置
KR101149505B1 (ko) * 2009-10-27 2012-05-25 삼성중공업 주식회사 프로펠러에 의해 발생되는 진동 기진력 감소장치
DK201070283A (en) * 2010-06-22 2012-02-02 Maersk Olie & Gas Reducing drag of a hull of a ship
JP5651829B2 (ja) * 2010-11-16 2015-01-14 雅 田篭 摩擦低減船およびマイクロバブル発生ポンプ
JP5638374B2 (ja) * 2010-12-13 2014-12-10 藤田 八十仁 船体
US8695398B2 (en) 2011-03-25 2014-04-15 Fred M. Johnson Intrinsically-calibrated tribometer
CN102602504A (zh) * 2011-12-12 2012-07-25 李宏生 三船一体
US8763547B2 (en) 2012-07-25 2014-07-01 Dan Nicolaus Costas Apparatus for lowering drag on a moving nautical vessel
US9849938B2 (en) * 2012-10-16 2017-12-26 Wartsila Netherlands B.V. Thruster assembly in a marine vessel
JP5599482B1 (ja) * 2013-03-25 2014-10-01 三井造船株式会社 気泡型抵抗低減装置を備えた船舶及び船舶の抵抗低減方法
KR20160144365A (ko) * 2014-03-05 2016-12-16 실버스트림 테크놀러지스 비.브이. 선박 상에서 해양 생물의 성장을 감소시키는 공기 윤활 시스템의 사용
WO2016006258A1 (ja) * 2014-07-11 2016-01-14 国立研究開発法人海上技術安全研究所 空気潤滑式船舶の空気供給システム
US10266230B2 (en) * 2015-06-29 2019-04-23 Samsung Heavy Industries Co., Ltd. Frictional resistance-reducing device and ship including same
WO2018102602A1 (en) * 2016-11-30 2018-06-07 Kevin Mcpherson Ship hull microbubble system
CN106741586B (zh) * 2016-12-22 2019-01-04 浙江大学 一种船舶水射流约束气泡减阻结构
WO2020104707A1 (es) 2018-11-19 2020-05-28 GANZABAL LIBERATI, Alejandro Roman Una estructura flotante para transporte conformada por una disposicion en tren de cuerpos de revolucion giratorios que disminuye la resistencia al avance de la misma durante su navegacion
ES2941493T3 (es) 2018-11-19 2023-05-23 Arcusin Carlos E Disposición de proa y/o popa para disminuir la resistencia al avance de una embarcación durante su navegación
USD919544S1 (en) * 2019-05-29 2021-05-18 Silverstream Technologies B.V. Air release unit
CN110949604B (zh) * 2019-12-19 2021-09-17 广船国际有限公司 一种舶艏部气泡减阻装置
CN110962991A (zh) * 2019-12-28 2020-04-07 大连渔轮有限公司 一种降低舰船航行时兴波阻力和摩擦力的方法及装置
JP6796909B1 (ja) * 2020-07-07 2020-12-09 有限会社ランドエンジニアリング 摩擦抵抗低減船の運転方法
EP4225633A1 (en) * 2020-10-09 2023-08-16 Maersk A/S Steam assisted air supply system for a hull of a vessel and a vessel comprising the air supply system
US12459603B2 (en) * 2021-10-27 2025-11-04 Southern Methodist University Fluid entrapment via perforated surfaces for drag reduction
WO2024184776A1 (en) * 2023-03-03 2024-09-12 Nobuyoshi Morimoto An apparatus, method and system for generating air bubbles
CN116461642B (zh) * 2023-03-17 2025-07-01 武汉理工大学 孔缝联合气泡减阻装置
GB2643775A (en) * 2024-09-02 2026-03-04 Armada Tech Limited Air lubrication of a hull of a vessel

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Also Published As

Publication number Publication date
CN1048220C (zh) 2000-01-12
KR950702485A (ko) 1995-07-29
EP0650889A1 (en) 1995-05-03
US5575232A (en) 1996-11-19
KR100188464B1 (ko) 1999-06-01
CN1109681A (zh) 1995-10-04
FI950109A7 (fi) 1995-01-10
EP0650889A4 (en) 1995-10-25
FI950109L (fi) 1995-01-10
WO1994026583A1 (fr) 1994-11-24
TW266193B (enExample) 1995-12-21

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