Title:
METHOD OF SUPPRESSING VIBRATION OF CRANE END AND SEA WORK SHIP
Document Type and Number:
Japanese Patent JP2014108865
Kind Code:
A
Abstract:
To provide a method of suppressing vibration in vertical direction of a crane end on a sea work ship.
Speed V in vertical direction of a crane end 3a is converted into angular speed ω in roll direction of a hull 2 and moment in roll direction that is opposite direction of the acquired angular speed ω is applied to the hull 2. By the structure, control based on the speed V in the vertical direction of the crane end 3a is performed, so that vibration in the vertical direction of the crane end 3a can be suppressed with respect to all of rolling, pitching, and heaving of a ship 1.
Inventors:
MIYANISHI SHOJI
FUKAZAWA TOSHIFUMI
KAGAYA HIROAKI
KAWADA HISANOSUKE
FUKAZAWA TOSHIFUMI
KAGAYA HIROAKI
KAWADA HISANOSUKE
Application Number:
JP2012264182A
Publication Date:
June 12, 2014
Filing Date:
December 03, 2012
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD
International Classes:
B66C23/53; B63B27/10; B63B35/00; B63B39/08
Attorney, Agent or Firm:
Patent business corporation Yuko patent office