EP2103818A4 - Friction reducing surface and a mass and heat transfer enhancing surface - Google Patents

Friction reducing surface and a mass and heat transfer enhancing surface

Info

Publication number
EP2103818A4
EP2103818A4 EP06847404A EP06847404A EP2103818A4 EP 2103818 A4 EP2103818 A4 EP 2103818A4 EP 06847404 A EP06847404 A EP 06847404A EP 06847404 A EP06847404 A EP 06847404A EP 2103818 A4 EP2103818 A4 EP 2103818A4
Authority
EP
European Patent Office
Prior art keywords
mass
heat transfer
friction reducing
transfer enhancing
reducing surface
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP06847404A
Other languages
German (de)
French (fr)
Other versions
EP2103818A1 (en
EP2103818B1 (en
Inventor
Gennady Iraklievich Kiknadze
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2103818A1 publication Critical patent/EP2103818A1/en
Publication of EP2103818A4 publication Critical patent/EP2103818A4/en
Application granted granted Critical
Publication of EP2103818B1 publication Critical patent/EP2103818B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/02—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by influencing fluid boundary
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/002—Influencing flow of fluids by influencing the boundary layer
    • F15D1/0025—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply
    • F15D1/003—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply comprising surface features, e.g. indentations or protrusions
    • F15D1/005—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply comprising surface features, e.g. indentations or protrusions in the form of dimples
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/02—Influencing flow of fluids in pipes or conduits
    • F15D1/06—Influencing flow of fluids in pipes or conduits by influencing the boundary layer
    • F15D1/065—Whereby an element is dispersed in a pipe over the whole length or whereby several elements are regularly distributed in a pipe
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/10—Influencing flow of fluids around bodies of solid material
    • F15D1/12—Influencing flow of fluids around bodies of solid material by influencing the boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP06847404.8A 2006-08-31 2006-08-31 Friction reducing surface and a mass and heat transfer enhancing surface Not-in-force EP2103818B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/RU2006/000465 WO2008033045A1 (en) 2006-08-31 2006-08-31 Friction reducing surface and a mass and heat transfer enhancing surface

Publications (3)

Publication Number Publication Date
EP2103818A1 EP2103818A1 (en) 2009-09-23
EP2103818A4 true EP2103818A4 (en) 2010-03-10
EP2103818B1 EP2103818B1 (en) 2013-09-18

Family

ID=39184012

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06847404.8A Not-in-force EP2103818B1 (en) 2006-08-31 2006-08-31 Friction reducing surface and a mass and heat transfer enhancing surface

Country Status (2)

Country Link
EP (1) EP2103818B1 (en)
WO (1) WO2008033045A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2447153A1 (en) * 2010-10-28 2012-05-02 Zuei-Ling Lin Method of enhancing the output efficiency of a propeller and reducing the noise thereof
US9845902B2 (en) * 2012-05-13 2017-12-19 InnerGeo LLC Conduit for improved fluid flow and heat transfer
US9322690B2 (en) 2013-01-28 2016-04-26 Canada Pipeline Accessories, Co. Ltd Metering tubes for improved fluid flow measurement
EP3184462A1 (en) 2015-12-23 2017-06-28 Sulzer Mixpac AG Cartridge with reduced friction
NL2017402B1 (en) 2016-09-01 2018-03-09 Univ Delft Tech Body provided with a superficial area adapted to reduce drag when the body is moving relative to a gaseous or watery medium
US10808540B2 (en) * 2018-03-22 2020-10-20 Raytheon Technologies Corporation Case for gas turbine engine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5577555A (en) * 1993-02-24 1996-11-26 Hitachi, Ltd. Heat exchanger
JPH1182860A (en) * 1997-08-30 1999-03-26 Junichi Hirata Flow quantity increase passage
WO2005038271A1 (en) * 2003-10-07 2005-04-28 Nikolaus Vida Surface with reduced particle deposition and reduced ice formation
EP1860330A1 (en) * 2005-03-04 2007-11-28 Gennady Iraklievich Kiknadze Method for producing a flow which forms tornado-type jets incorporated into a stream and a surface for carrying out said method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1086246A1 (en) * 1979-12-05 1984-04-15 Vinogradov Evgenij S Gas or liquid flow around surface
JPH06100432B2 (en) * 1984-06-20 1994-12-12 株式会社日立製作所 Heat transfer tube
RU2020304C1 (en) 1992-03-31 1994-09-30 Геннадий Ираклиевич Кикнадзе Streamlined surface for forming dynamic vortex structures in boundary and wall layers of solid media flows
WO1997004280A1 (en) * 1995-07-19 1997-02-06 Vida, Nikolaus Method and apparatus for controlling the boundary or wall layer of a continuous medium

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5577555A (en) * 1993-02-24 1996-11-26 Hitachi, Ltd. Heat exchanger
JPH1182860A (en) * 1997-08-30 1999-03-26 Junichi Hirata Flow quantity increase passage
WO2005038271A1 (en) * 2003-10-07 2005-04-28 Nikolaus Vida Surface with reduced particle deposition and reduced ice formation
EP1860330A1 (en) * 2005-03-04 2007-11-28 Gennady Iraklievich Kiknadze Method for producing a flow which forms tornado-type jets incorporated into a stream and a surface for carrying out said method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008033045A1 *

Also Published As

Publication number Publication date
EP2103818A1 (en) 2009-09-23
WO2008033045A1 (en) 2008-03-20
EP2103818B1 (en) 2013-09-18

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