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Title:
SHIP FOR INSTALLING OFFSHORE WIND TURBINES, AND METHOD FOR INSTALLING OFFSHORE WIND TURBINES USING SAME
Document Type and Number:
WIPO Patent Application WO/2012/066790
Kind Code:
A1
Abstract:
Provided are a ship for installing offshore wind turbines and a method for installing offshore wind turbines using the ship, whereby the hull can be maintained in a fixed position in a short amount of time and without significant restraints due to oceanographic conditions. In the ship for installing offshore wind turbines (1), a wind turbine (3) obtained by assembling a tower (5), a nacelle (7) and rotor blades (9), is loaded onto the deck (12), the ship is towed or self-navigated to an area of the sea where the wind turbines are to be installed, and the wind turbine (3) is lifted by a crane (14) disposed on the deck (12), and installed in an offshore target installation position. The ship for installing offshore wind turbines (1) constitutes a small waterplane area twin hull, and a tension-leg platform provided with anchors (28), a winch that is capable of moving the anchors (28) between the bottom of the ship and the bottom of the sea, and mooring cables (26) that provide a prescribed tension between the anchors (28) and the hull.

Inventors:
SAWAI TAKAYUKI (JP)
KUMAMOTO HITOSHI (JP)
WATANABE TOMONORI (JP)
Application Number:
PCT/JP2011/050480
Publication Date:
May 24, 2012
Filing Date:
January 13, 2011
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
SAWAI TAKAYUKI (JP)
KUMAMOTO HITOSHI (JP)
WATANABE TOMONORI (JP)
International Classes:
B63B35/00; E02D27/32; E02D27/52; F03D9/00
Foreign References:
JP2009013829A2009-01-22
JP2004001750A2004-01-08
JP2010076764A2010-04-08
JPS6262596U1987-04-18
JP2010234980A2010-10-21
Attorney, Agent or Firm:
FUJITA, Takaharu et al. (JP)
Takaharu Fujita (JP)
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Claims: