NO983469L - Boblegenerering for friksjonsreduksjon av skip - Google Patents

Boblegenerering for friksjonsreduksjon av skip

Info

Publication number
NO983469L
NO983469L NO983469A NO983469A NO983469L NO 983469 L NO983469 L NO 983469L NO 983469 A NO983469 A NO 983469A NO 983469 A NO983469 A NO 983469A NO 983469 L NO983469 L NO 983469L
Authority
NO
Norway
Prior art keywords
ships
bubble generation
friction reduction
hull
ship
Prior art date
Application number
NO983469A
Other languages
English (en)
Norwegian (no)
Other versions
NO983469D0 (no
Inventor
Yoshiaki Takahashi
Yuki Yoshida
Hiroharu Kato
Original Assignee
Ishikawajima Harima Heavy Ind
Hiroharu Kato
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
Priority claimed from JP9208097A external-priority patent/JPH1149080A/ja
Priority claimed from JP9320059A external-priority patent/JPH11152077A/ja
Application filed by Ishikawajima Harima Heavy Ind, Hiroharu Kato filed Critical Ishikawajima Harima Heavy Ind
Publication of NO983469D0 publication Critical patent/NO983469D0/no
Publication of NO983469L publication Critical patent/NO983469L/no

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
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • 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
    • B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
    • B63B1/06—Shape of fore part
    • 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)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Toys (AREA)
  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)
NO983469A 1997-08-01 1998-07-28 Boblegenerering for friksjonsreduksjon av skip NO983469L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9208097A JPH1149080A (ja) 1997-08-01 1997-08-01 気泡発生方法並びに摩擦低減船及び摩擦低減方法
JP9320059A JPH11152077A (ja) 1997-11-20 1997-11-20 摩擦低減船及び船体の摩擦低減方法

Publications (2)

Publication Number Publication Date
NO983469D0 NO983469D0 (no) 1998-07-28
NO983469L true NO983469L (no) 1999-02-02

Family

ID=26516643

Family Applications (1)

Application Number Title Priority Date Filing Date
NO983469A NO983469L (no) 1997-08-01 1998-07-28 Boblegenerering for friksjonsreduksjon av skip

Country Status (9)

Country Link
US (1) US6092480A (de)
EP (1) EP0894705A3 (de)
KR (1) KR19990023218A (de)
CN (1) CN1208128A (de)
BR (1) BR9802815A (de)
CA (1) CA2242698A1 (de)
FI (1) FI981669L (de)
NO (1) NO983469L (de)
TW (1) TW403815B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004012987A2 (en) * 2002-04-26 2004-02-12 Board Of Regents Methods for reducing the viscous drag on a surface and drag reducing device
US7004094B2 (en) 2002-06-28 2006-02-28 Carson Dale C Drag reduction system and method
US6932012B1 (en) * 2004-02-09 2005-08-23 Richard B. Philips Multi-hull surface vessel with drag reduction on lateral hulls
DE102004024343A1 (de) * 2004-05-17 2005-12-22 New-Logistics Gmbh Verfahren und Vorrichtung zur Verminderung der Wasserreibung an einem Schiffskörper eines Schiffes
US7581508B2 (en) * 2006-06-29 2009-09-01 Giles David L Monohull fast ship or semi-planing monohull with a drag reduction method
EP2272747B1 (de) * 2008-04-01 2019-05-08 National Institute of Maritime, Port and Aviation Technology Vorrichtung zur verringerung von reibwiderstand für ein schiff
EP2123551A1 (de) * 2008-05-06 2009-11-25 Zuei-Ling Lin Verfahren zur Reduzierung des Reibungswiderstandes zwischen einem Schiffskörper und Wasser mittels Gasablass in das Wasser
AU2008202067B2 (en) * 2008-05-09 2014-03-20 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
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
US8763547B2 (en) 2012-07-25 2014-07-01 Dan Nicolaus Costas Apparatus for lowering drag on a moving nautical vessel
CN106458290B (zh) * 2014-06-27 2018-08-14 国立研究开发法人海上·港湾·航空技术研究所 空气润滑式船舶的空气供给控制系统以及空气润滑式船舶
CN106080954A (zh) * 2016-07-28 2016-11-09 广船国际有限公司 一种船舶电解水微气泡减阻装置
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
CN109466687B (zh) * 2017-09-08 2023-09-15 中国科学院沈阳自动化研究所 一种采用通气空化减阻方法的高速水面艇
US12459603B2 (en) * 2021-10-27 2025-11-04 Southern Methodist University Fluid entrapment via perforated surfaces for drag reduction
CN120057180A (zh) * 2025-03-05 2025-05-30 武汉理工大学 一种船舶气泡减阻系统及使用方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3075489A (en) * 1960-10-28 1963-01-29 Thompson Ramo Wooldridge Inc Method and apparatus for reducing drag on submerged vehicles
US3455267A (en) * 1968-01-15 1969-07-15 Augustine J Tucker System for reducing frictional drag resistance on a ship hull
FR2230540A1 (en) * 1973-01-15 1974-12-20 Fiacre Jean Marie Method of reducing drag on ships hulls - layer of air around hull is formed from fresh air and air within layer
JPS5083992A (de) 1973-11-27 1975-07-07
JPS53136289A (en) 1977-04-30 1978-11-28 Takumi Yoshii Method of decreasing resistance between solid and liquid utilizing air bubble
JPS60139586A (ja) 1983-12-26 1985-07-24 Ishikawajima Harima Heavy Ind Co Ltd 船舶の摩擦抵抗減少装置
JPS6139691U (ja) 1984-08-17 1986-03-13 三菱重工業株式会社 船体摩擦抵抗軽減装置
JPS6171290A (ja) 1984-09-14 1986-04-12 Yano Denki Seisakusho:Kk 流体摩擦抵抗減少法
JPS61128185U (de) 1985-01-31 1986-08-11
KR100188464B1 (ko) * 1993-05-11 1999-06-01 다께이 도시후미 항주체의 마찰을 감소시키는 방법과 마찰저감 항주체 및 마찰을 감소시키기 위한 미소기포 발생방법과 그 장치
JPH08144646A (ja) 1994-11-17 1996-06-04 Tetsuya Inaba 建築物用引き戸枠
JP3862327B2 (ja) 1995-09-22 2006-12-27 三菱化学株式会社 カーボンブラック成型体
US5803410A (en) * 1995-12-01 1998-09-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Skin friction reduction by micro-blowing technique
JPH09292999A (ja) 1996-04-26 1997-11-11 Nec Corp クラスタシステムにおけるトランザクション排他方式

Also Published As

Publication number Publication date
TW403815B (en) 2000-09-01
NO983469D0 (no) 1998-07-28
FI981669A7 (fi) 1999-02-02
FI981669A0 (fi) 1998-07-28
US6092480A (en) 2000-07-25
CN1208128A (zh) 1999-02-17
BR9802815A (pt) 1999-11-03
CA2242698A1 (en) 1999-02-01
KR19990023218A (ko) 1999-03-25
FI981669L (fi) 1999-02-02
EP0894705A2 (de) 1999-02-03
EP0894705A3 (de) 2000-11-02

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