Propulsion for New boat

Discussion in 'Props' started by tonipu, Jan 20, 2021.

Page 2 of 2
  1. Adler
    Joined: Jan 2010
    Posts: 183
    Likes: 17, Points: 18, Legacy Rep: 139
    Location: PIRAEUS - GREECE

    Adler Senior Member

    take a look on that size of propeller with cup and gear ratio 1:2 Gawn_Suggestion_GearRatio.JPG Gawn_Suggestion_Size.JPG
     
    Adler, Jan 23, 2021
    #16
  2. Adler
    Joined: Jan 2010
    Posts: 183
    Likes: 17, Points: 18, Legacy Rep: 139
    Location: PIRAEUS - GREECE

    Adler Senior Member

    and see the results in case when the boat loading is increasing for 0.75 LT (15%) Gawn_performance_plus 0.75LT weigth_power overloading.JPG Gawn_performance_plus 0.75LT weigth.JPG Gawn_Performance_plus 0.75LT weigth_Data_Set.JPG
     
    Adler, Jan 23, 2021
    #17
  3. tonipu
    Joined: Dec 2014
    Posts: 175
    Likes: 11, Points: 18, Legacy Rep: 10
    Location: croatia

    tonipu Senior Member

    what is your verdict, 1.5, 1.75 or 2?
     
    tonipu, Jan 24, 2021
    #18
  4. Adler
    Joined: Jan 2010
    Posts: 183
    Likes: 17, Points: 18, Legacy Rep: 139
    Location: PIRAEUS - GREECE

    Adler Senior Member

    2
     
    Adler, Jan 26, 2021
    #19
  5. tonipu
    Joined: Dec 2014
    Posts: 175
    Likes: 11, Points: 18, Legacy Rep: 10
    Location: croatia

    tonipu Senior Member

    BP calculation sugest that my 1.8 gear selection is okay, if somebody have any coment?
     

    Attached Files:

    tonipu, Feb 7, 2021
    #20

  7. tonipu
    Joined: Dec 2014
    Posts: 175
    Likes: 11, Points: 18, Legacy Rep: 10
    Location: croatia

    tonipu Senior Member

    adler

    thank you very much
     
    tonipu, Feb 8, 2021
    #21
Page 2 of 2
Loading...
Similar Threads
  1. Luizsbk

    Design Tug Boat propulsion system

    Luizsbk, Jun 21, 2020, in forum: Props
    Replies:
    2
    Views:
    1,570
    Luizsbk
    Jun 22, 2020
  2. scopx

    redoing vintage 23' pontoon and propulsion choices

    scopx, Jul 19, 2021, in forum: Props
    Replies:
    3
    Views:
    1,102
    bajansailor
    Jul 23, 2021
  3. Annode

    Help me get my head around variable pitch prop propulsion design

    Annode, Mar 1, 2020, in forum: Props
    Replies:
    15
    Views:
    3,202
    bajansailor
    Mar 6, 2020
  4. bateaudemoi

    Voith Schneider Propulsion for Smaller Vessels

    bateaudemoi, Feb 28, 2020, in forum: Props
    Replies:
    3
    Views:
    1,812
    bateaudemoi
    Mar 2, 2020
  5. gerald2502

    Need help with propulsion calculations

    gerald2502, Oct 13, 2018, in forum: Props
    Replies:
    5
    Views:
    1,849
    BlueBell
    Oct 18, 2018
  6. Mermaid Co

    Online resistance & propulsion calculation -holtrop menon

    Mermaid Co, May 20, 2017, in forum: Props
    Replies:
    2
    Views:
    2,420
    Mermaid Co
    May 20, 2017
  7. Ron Bombadil

    propulsion nozzle for VERY shallow water..

    Ron Bombadil, Oct 21, 2012, in forum: Props
    Replies:
    0
    Views:
    2,657
    Ron Bombadil
    Oct 21, 2012
  8. Ike

    New Propulsion system?

    Ike, Sep 11, 2012, in forum: Props
    Replies:
    13
    Views:
    3,196
    Ike
    Sep 14, 2012
  9. Schoonner

    New propulsion device

    Schoonner, Dec 12, 2011, in forum: Props
    Replies:
    0
    Views:
    1,905
    Schoonner
    Dec 12, 2011
  10. Greifnation

    Correct prop for boat

    Greifnation, Mar 31, 2024, in forum: Props
    Replies:
    6
    Views:
    424
    philSweet
    Mar 31, 2024
Forum posts represent the experience, opinion, and view of individual users. Boat Design Net does not necessarily endorse nor share the view of each individual post.
When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. Your circumstances or experience may be different.