CA999490A - Ship and method for reducing propeller noise therein - Google Patents

Ship and method for reducing propeller noise therein

Info

Publication number
CA999490A
CA999490A CA190,051A CA190051A CA999490A CA 999490 A CA999490 A CA 999490A CA 190051 A CA190051 A CA 190051A CA 999490 A CA999490 A CA 999490A
Authority
CA
Canada
Prior art keywords
ship
propeller noise
reducing propeller
reducing
noise
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
CA190,051A
Other versions
CA190051S (en
Inventor
Martti Rimppi
Olavi Turunen
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.)
Wartsila Oy AB
Original Assignee
Wartsila Oy AB
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 Wartsila Oy AB filed Critical Wartsila Oy AB
Application granted granted Critical
Publication of CA999490A publication Critical patent/CA999490A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/28—Other means for improving propeller efficiency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/15—Propellers having vibration damping means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CA190,051A 1973-01-19 1974-01-14 Ship and method for reducing propeller noise therein Expired CA999490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI730136A FI48553C (en) 1973-01-19 1973-01-19 Procedure for reducing propeller noise.

Publications (1)

Publication Number Publication Date
CA999490A true CA999490A (en) 1976-11-09

Family

ID=8503663

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,051A Expired CA999490A (en) 1973-01-19 1974-01-14 Ship and method for reducing propeller noise therein

Country Status (4)

Country Link
CA (1) CA999490A (en)
DE (1) DE2401831A1 (en)
FI (1) FI48553C (en)
SE (1) SE396735B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10135474B4 (en) 2001-07-20 2005-10-20 Kvaerner Warnow Werft Gmbh ship
DE102023101407A1 (en) 2023-01-20 2024-07-25 Jastram Gmbh & Co. Kg Gas flow generation device and method for reducing vibrations and/or noise generated in the area of a propeller of a watercraft

Also Published As

Publication number Publication date
DE2401831A1 (en) 1974-07-25
SE396735B (en) 1977-10-03
FI48553C (en) 1974-11-11
FI48553B (en) 1974-07-31

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