GB1354026A - Aerodynamic or hydrodynamic element - Google Patents

Aerodynamic or hydrodynamic element

Info

Publication number
GB1354026A
GB1354026A GB1663171A GB1663171A GB1354026A GB 1354026 A GB1354026 A GB 1354026A GB 1663171 A GB1663171 A GB 1663171A GB 1663171 A GB1663171 A GB 1663171A GB 1354026 A GB1354026 A GB 1354026A
Authority
GB
United Kingdom
Prior art keywords
belt
air
aerodynamic
flow direction
grooves
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.)
Expired
Application number
GB1663171A
Other languages
English (en)
Inventor
G G Hirs
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.)
NEDERLANDSE APPL SCIENT RES
Original Assignee
NEDERLANDSE APPL SCIENT RES
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 NEDERLANDSE APPL SCIENT RES filed Critical NEDERLANDSE APPL SCIENT RES
Publication of GB1354026A publication Critical patent/GB1354026A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/388—Blades characterised by construction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
    • B64C21/10—Influencing air flow over aircraft surfaces by affecting boundary layer flow using other surface properties, e.g. roughness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/148—Blades with variable camber, e.g. by ejection of fluid
    • 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
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/10—Drag reduction
    • 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
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Coating Apparatus (AREA)
GB1663171A 1970-05-29 1971-05-24 Aerodynamic or hydrodynamic element Expired GB1354026A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7007868A NL7007868A (enExample) 1970-05-29 1970-05-29

Publications (1)

Publication Number Publication Date
GB1354026A true GB1354026A (en) 1974-06-05

Family

ID=19810198

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1663171A Expired GB1354026A (en) 1970-05-29 1971-05-24 Aerodynamic or hydrodynamic element

Country Status (6)

Country Link
US (1) US3734641A (enExample)
DE (1) DE2125995A1 (enExample)
FR (1) FR2090377B1 (enExample)
GB (1) GB1354026A (enExample)
NL (1) NL7007868A (enExample)
SE (1) SE375066B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401284A (en) 1980-03-20 1983-08-30 Austin Kenneth A Collapsible magnus-effect rotor
CN106151182A (zh) * 2015-04-21 2016-11-23 水科远大(北京）交通设计院有限公司 导流构型

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO850512L (no) * 1985-02-12 1986-08-13 Kjell Budal Innretninger for boelgekraftverk.
US8776705B2 (en) 2011-08-31 2014-07-15 Poulsen Hybrid, Llc Magnus rotor ship propulsion system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US18122A (en) * 1857-09-01 Head-best for railroad-car
DE552566C (de) * 1932-06-15 Rudolf Zedler Amphibienfahrgestell fuer Flugmaschinen
CH112318A (de) * 1924-11-18 1925-12-16 Otfried Marquardt Vorrichtung zur Erzeugung von Auftrieb bei Flugzeugen.
FR679434A (fr) * 1928-08-03 1930-04-12 Couverture roulante pour aéroplanes
FR726091A (fr) * 1931-01-17 1932-05-23 Nouvelle aile pour avions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401284A (en) 1980-03-20 1983-08-30 Austin Kenneth A Collapsible magnus-effect rotor
CN106151182A (zh) * 2015-04-21 2016-11-23 水科远大(北京）交通设计院有限公司 导流构型

Also Published As

Publication number Publication date
SE375066B (enExample) 1975-04-07
US3734641A (en) 1973-05-22
DE2125995A1 (de) 1971-12-09
FR2090377A1 (enExample) 1972-01-14
NL7007868A (enExample) 1971-12-01
FR2090377B1 (enExample) 1976-02-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees