PT1984235E - Aparelho e método para reduzir o arrasto de fluido numa superfície submersa - Google Patents

Aparelho e método para reduzir o arrasto de fluido numa superfície submersa Download PDF

Info

Publication number
PT1984235E
PT1984235E PT67339853T PT06733985T PT1984235E PT 1984235 E PT1984235 E PT 1984235E PT 67339853 T PT67339853 T PT 67339853T PT 06733985 T PT06733985 T PT 06733985T PT 1984235 E PT1984235 E PT 1984235E
Authority
PT
Portugal
Prior art keywords
hull
air
reducing fluid
submerged surface
fluid drag
Prior art date
Application number
PT67339853T
Other languages
English (en)
Inventor
Donald P Stubblefield
Jerry D Stubblefield
Original Assignee
North Shore Partners
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 North Shore Partners filed Critical North Shore Partners
Publication of PT1984235E publication Critical patent/PT1984235E/pt

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
    • 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)
  • Nozzles (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
PT67339853T 2005-01-19 2006-01-27 Aparelho e método para reduzir o arrasto de fluido numa superfície submersa PT1984235E (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/905,751 US7267067B2 (en) 2005-01-19 2005-01-19 Apparatus and method for reducing fluid drag on a submerged surface
PCT/US2006/002978 WO2007086861A1 (en) 2005-01-19 2006-01-27 Apparatus and method for reducing fluid drag on a submerged surface

Publications (1)

Publication Number Publication Date
PT1984235E true PT1984235E (pt) 2013-10-10

Family

ID=42734713

Family Applications (1)

Application Number Title Priority Date Filing Date
PT67339853T PT1984235E (pt) 2005-01-19 2006-01-27 Aparelho e método para reduzir o arrasto de fluido numa superfície submersa

Country Status (8)

Country Link
US (2) US7267067B2 (pt)
EP (1) EP1984235B1 (pt)
CN (1) CN101400567B (pt)
AU (1) AU2006336451B2 (pt)
CA (1) CA2640360C (pt)
NZ (1) NZ570833A (pt)
PT (1) PT1984235E (pt)
WO (1) WO2007086861A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7267067B2 (en) * 2005-01-19 2007-09-11 North Shore Partners Apparatus and method for reducing fluid drag on a submerged surface
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
KR101012647B1 (ko) 2010-04-01 2011-02-09 대우조선해양 주식회사 가동 구획부재를 갖는 공기 공동 선박
JP5858375B2 (ja) * 2011-03-31 2016-02-10 国立研究開発法人海上技術安全研究所 摩擦抵抗低減船の空気供給システム
JP5275486B1 (ja) * 2012-02-16 2013-08-28 日本郵船株式会社 船速計および船速計測方法
US8763547B2 (en) 2012-07-25 2014-07-01 Dan Nicolaus Costas Apparatus for lowering drag on a moving nautical vessel
NL2011841C2 (en) * 2013-11-26 2015-05-27 Univ Delft Tech A flat-bottomed vessel and a method for controlling the length of at least one air cavity.
NL2020113B1 (nl) * 2017-12-18 2019-06-25 Epic Holding B V Mobiel platform en werkwijze voor het aanbrengen van een samenstelling aan een huid van een mobiel platform
WO2022071813A1 (en) * 2020-09-30 2022-04-07 Venairjet Systems Limited Apparatus and system for introducing air below a boat hull
CN114940232B (zh) * 2022-07-08 2023-07-14 江苏科技大学 一种通气减阻装置以及包括它的船用通气减阻系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6025598U (ja) 1983-07-29 1985-02-21 三井造船株式会社 減音装置
US5452676A (en) * 1994-07-05 1995-09-26 Global Marine Performance, Inc. Hull configuration for high speed boat
US6125781A (en) * 1998-07-31 2000-10-03 White; Ralph Fern Tunnel-hulled boat
JP2001055189A (ja) * 1999-06-08 2001-02-27 Ishikawajima Harima Heavy Ind Co Ltd 船体の摩擦抵抗低減方法及び摩擦抵抗低減船
KR100424543B1 (ko) * 2000-03-14 2004-03-27 이시카와지마-하리마 주고교 가부시키가이샤 마찰저항 저감선
US6789491B2 (en) * 2000-04-03 2004-09-14 Ishikawajima-Harima Heavy Industries Co., Ltd. Friction reducing ship and method for reducing frictional resistance
KR20020020624A (ko) * 2000-09-08 2002-03-15 추후제출 마찰저항감소방법 및 마찰저항감소선
DE10224012A1 (de) * 2002-05-29 2003-12-11 Siemens Ag Antriebssystem für ein schnelles seegehendes Schiff, insbesondere ein Marine-(Navy)Schiff
US7267067B2 (en) * 2005-01-19 2007-09-11 North Shore Partners Apparatus and method for reducing fluid drag on a submerged surface

Also Published As

Publication number Publication date
WO2007086861A1 (en) 2007-08-02
NZ570833A (en) 2011-05-27
CA2640360C (en) 2012-01-24
AU2006336451B2 (en) 2012-11-08
EP1984235A4 (en) 2012-04-04
EP1984235A1 (en) 2008-10-29
AU2006336451A1 (en) 2007-08-02
EP1984235B1 (en) 2013-07-03
US7597060B2 (en) 2009-10-06
US20080022914A1 (en) 2008-01-31
CN101400567A (zh) 2009-04-01
US7267067B2 (en) 2007-09-11
CA2640360A1 (en) 2007-08-02
CN101400567B (zh) 2011-08-03
US20060156965A1 (en) 2006-07-20

Similar Documents

Publication Publication Date Title
PT1984235E (pt) Aparelho e método para reduzir o arrasto de fluido numa superfície submersa
GB2425742A (en) Nozzle with two channels for creating a water wall and a fine mist
WO2009142941A3 (en) Mixing tube for a waterjet system
EP3009202A3 (en) Surface cleaning method
EP1830936A4 (en) TRANSPORT SYSTEMS FOR AQUATIC ATTRACTION PARKS
MY152316A (en) Underwater processing of fluid streams
GB0108738D0 (en) Turbulent flow drag reduction
WO2011043146A1 (ja) 船舶における摩擦抵抗低減装置
IL188433A0 (en) Droplet deposition method and apparatus
WO2008005336A3 (en) Monohull fast ship or semi-planing monohull with a drag reduction method
AU2001273478A1 (en) Method and apparatus for increasing the effectiveness and efficiency of multipleboundary layer control techniques
CN109290958A (zh) 一种水下通气空泡协助高压水射流切割装置
JP2009255621A (ja) 船体摩擦抵抗低減装置
SG135072A1 (en) Apparatus for supplying a fluid
CN202336445U (zh) 高压水射流清洗装置
CN102363148B (zh) 带有注气系统的高压水射流清洗装置
KR20160117654A (ko) 선박의 저항감소장치
KR20110128824A (ko) 선박의 마찰 저항 저감장치에서의 기포의 발생방법
ATE452249T1 (de) Unterwasser-saugbagger-verfahren und vorrichtung dafür
GB0625612D0 (en) Establishment of laminar boundary layer flow on aerofoil body
CY1111910T1 (el) Πλωτο σκαφος
KR20160117655A (ko) 버블형성유닛
KR101563709B1 (ko) 선저공기공급장치
JP2011088515A (ja) 摩擦抵抗低減船
KR20130102135A (ko) 잠수된 표면에서 유체 드래그를 감소시키기 위한 장치 및 방법