Page 39: of Marine Technology Magazine (April 2006)

The Offshore Technology Edition

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www,seadiscovery.com Marine Technology Reporter 39 (All Photo Courtesy of JAMSTEC)

Main Particulars

Name Chikyu

Builder Mitsubishi Heavy Industries

Cost Approx. $500 million

Begin Service 2007

Class NK

Ice Class IB

Length Overall 210 m

Breadth (mld) 38 m

Depth (mld) 16.2 m

Draft (mld) 9.2 m

Gross Tonnage 57,000

Max. Complement 150

Propulsion System Bow Tunnel Thruster 2,550kW@3,470PS) × 1

FWD Azimuth Thruster 4,100kW@5,710PS) × 3

AFT Azimuth Thruster 4,100kW@5,710PS) × 3

Ship Speed 12 knots

Generator Output Total 35,000 kW

Main Generator Output 5,000 kW × 6

Aux. Generator Output 2,500 kW × 2

Operation Capability for Water Depth Riser Drilling (2,500 m)

Length of drill string 10,000 m

Blowout Preventer (BOP) 15 Kpsi W.P. installed

Derrick 70.1 x 18.3 x 21.9 m

Hanging Capacity 1,250ton

Deck crane Electric-Hydraulic Knuckle Boom Crane

Moon pool Hole (22m x 12m) in the bottom of the vessel is used for unloading drill pipes, rise pipes

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