Hydrodynamics and Aerodynamics

Technical discussion on fluid dynamics: theory and analysis.

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  1. revintage

    Merging H105

    revintage, Jul 17, 2020
    Replies:
    3
    Views:
    1,970
    revintage
    Jul 19, 2020
  2. mitchgrunes

    How much less efficient would a planing hull sea kayak be?

    mitchgrunes, Jul 11, 2020 ... 2 3
    Replies:
    30
    Views:
    7,019
    mitchgrunes
    Jul 23, 2020
  3. Philip

    Experimental Split Sail Design

    Philip, Jul 7, 2020 ... 2
    Replies:
    22
    Views:
    3,033
    Philip
    Jul 13, 2020
  4. Peter Marcellus Epe

    Learning CFD

    Peter Marcellus Epe, Jul 5, 2020
    Replies:
    9
    Views:
    1,958
    jehardiman
    Jul 8, 2020
  5. rturbett

    Pivoting centerboard- Daggerboard position

    rturbett, Jul 4, 2020
    Replies:
    4
    Views:
    1,918
    messabout
    Jul 15, 2020
  6. anuprdk

    Stern wave - reduction in wave making resistance

    anuprdk, Jun 25, 2020
    Replies:
    3
    Views:
    1,920
    jehardiman
    Jun 25, 2020
  7. Leif Weisner

    Flotation pod angle

    Leif Weisner, Jun 18, 2020
    Replies:
    2
    Views:
    2,914
    philSweet
    Jun 18, 2020
  8. Alexanov

    Ships lengthening

    Alexanov, Jun 6, 2020
    Replies:
    10
    Views:
    2,105
    Alexanov
    Jun 11, 2020
  9. fastwave

    Atmospheric surface layer profile

    fastwave, Jun 4, 2020 ... 2
    Replies:
    15
    Views:
    2,889
    fastwave
    Jun 9, 2020
  10. PieroF

    Flex in cross sectional area curves and shoulder waves

    PieroF, May 28, 2020
    Replies:
    1
    Views:
    1,490
    jehardiman
    May 29, 2020
  11. Peaky

    Drag Angles vs VPP

    Peaky, May 21, 2020 ... 2
    Replies:
    24
    Views:
    3,804
    MikeDrummond
    Jun 11, 2020
  12. jjj

    Water jet active stabilizers

    jjj, May 20, 2020 ... 2
    Replies:
    16
    Views:
    3,226
    BMcF
    Jun 25, 2020
  13. container

    Bell shaped lift distribution

    container, May 19, 2020 ... 2
    Replies:
    29
    Views:
    5,891
    Jean Baptiste
    Jun 25, 2020
  14. Mikko Brummer

    About the induced drag of sails

    Mikko Brummer, May 18, 2020 ... 4 5 6
    Replies:
    81
    Views:
    15,566
    Pablo Sopelana
    Jun 3, 2021
  15. Alexanov

    Stream lines around the hull calculation algorithm.

    Alexanov, May 5, 2020
    Replies:
    12
    Views:
    2,281
    Alexanov
    May 11, 2020
  16. WildCard

    Rudder blade design - problem

    WildCard, Apr 16, 2020 ... 2
    Replies:
    20
    Views:
    6,309
    jehardiman
    Oct 17, 2020
  17. Matheus

    Heave Natural Frequency - AQWA

    Matheus, Apr 11, 2020
    Replies:
    2
    Views:
    1,676
    DogCavalry
    Apr 13, 2020
  18. Let_Freedom_Ring

    Offshore bracket pod rounded edges??

    Let_Freedom_Ring, Apr 11, 2020
    Replies:
    2
    Views:
    1,408
    Let_Freedom_Ring
    Apr 11, 2020
  19. Slingshot

    hard wing vs soft wing?

    Slingshot, Apr 11, 2020 ... 2 3 4
    Replies:
    58
    Views:
    9,215
    Will Gilmore
    Jan 3, 2021
  20. alan craig

    Weymouth Speed Week (archive) late 1980's

    alan craig, Apr 8, 2020
    Replies:
    10
    Views:
    2,426
    BlueBell
    Apr 9, 2020
  21. Ad Hoc

    R.I.P. Savitsky

    Ad Hoc, Apr 6, 2020
    Replies:
    9
    Views:
    3,661
    Ad Hoc
    May 12, 2020
  22. jbo_c

    Barge efficiency-displacement speed

    jbo_c, Mar 30, 2020 ... 2
    Replies:
    26
    Views:
    4,088
    Mr Efficiency
    Mar 31, 2020
  23. Bostjak

    Power cat unlikely performance?

    Bostjak, Mar 19, 2020 ... 2 3
    Replies:
    43
    Views:
    6,057
    Mcarthur
    May 5, 2020
  24. Grunf

    Wind gradient - twist on windsurfing sail

    Grunf, Mar 8, 2020
    Replies:
    12
    Views:
    4,178
    Erwan
    Mar 12, 2020
  25. MrDillPickle

    Houseboat Design Characteristics

    MrDillPickle, Mar 4, 2020
    Replies:
    14
    Views:
    2,585
    fallguy
    Mar 22, 2020
  26. Dr34m3r

    X-Bow Hull from Ulstein

    Dr34m3r, Mar 2, 2020
    Replies:
    7
    Views:
    4,773
    Ad Hoc
    Jul 25, 2020
  27. ImaginaryNumber

    Turbulence research

    ImaginaryNumber, Feb 29, 2020
    Replies:
    10
    Views:
    1,823
    Dejay
    Jun 12, 2020
  28. revintage

    Basic V-foil spreadsheet

    revintage, Feb 27, 2020
    Replies:
    3
    Views:
    3,288
    revintage
    Mar 13, 2020
  29. revintage

    Aspect ratio for surface piercing foil

    revintage, Feb 22, 2020
    Replies:
    11
    Views:
    3,070
    revintage
    Feb 23, 2020
  30. Ghost Boy

    Calculate the Lightship weight

    Ghost Boy, Feb 20, 2020
    Replies:
    6
    Views:
    3,606
    gonzo
    Feb 21, 2020
  31. klims106

    Med vs South Florida boat Performance

    klims106, Feb 17, 2020
    Replies:
    14
    Views:
    2,006
    messabout
    Feb 20, 2020
  32. Erwan

    Downwash equation for Bell-Shaped spanload distribution

    Erwan, Feb 16, 2020 ... 2
    Replies:
    24
    Views:
    5,617
    philSweet
    Apr 1, 2020
  33. Brian Needham

    Archeological question

    Brian Needham, Feb 10, 2020 ... 2
    Replies:
    21
    Views:
    4,540
    mitchgrunes
    Jul 29, 2020
  34. wesley Sherman

    Dynamics of a cylinder water tank in a Sailboat

    wesley Sherman, Feb 7, 2020
    Replies:
    10
    Views:
    1,934
    fallguy
    Feb 8, 2020
  35. Alexanov

    Any ideas how to improve resistance of such hull...

    Alexanov, Feb 7, 2020
    Replies:
    6
    Views:
    2,410
    Alexanov
    Mar 5, 2020
  36. gonzo

    Demistifying Froude number

    gonzo, Feb 2, 2020 ... 2
    Replies:
    23
    Views:
    6,805
    Mikko Brummer
    Feb 10, 2020
  37. Niclas Vestman

    Possible to extend LWL by protruding/trailing foil?

    Niclas Vestman, Jan 29, 2020 ... 2
    Replies:
    25
    Views:
    3,797
    Niclas Vestman
    Feb 5, 2020
  38. Iridian

    I believe we may be approaching foiling all wrong...

    Iridian, Jan 25, 2020
    Replies:
    11
    Views:
    2,954
    tspeer
    Feb 4, 2020
  39. Howlandwoodworks

    Wind Tunnel testing for hull and rudder

    Howlandwoodworks, Jan 11, 2020
    Replies:
    9
    Views:
    3,027
    Yellowjacket
    Jan 12, 2020
  40. Mohsen

    Bending Moment in ANSYS AQWA

    Mohsen, Jan 10, 2020
    Replies:
    6
    Views:
    3,191
    Mohsen
    Feb 26, 2020
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