Wednesday, 20 June 2012

Spectacle prop shaft supports

  • The advantages of mounting drive shafts externally are
    • Reduced 'blade passing' hull vibration and noise
    • Increase propeller effcicency as hull in clearer water
    • Allows finer stern hull form increaseing hull efficiency and reducing material requirements
  • Some disadvantages are
    • Propshaft is more open to damage, erosion and corrosion, for some desgins the extended length of the shaft is shrouded.
    • Increase hull drag
prop shaft supports
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Cast construction

Welded construction

1 comment:

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