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Research Vessel Hakuho Maru

Operating Characteristics | Research Instruments | Research Cruise

Hakuho-Maru

The R/V Hakuho Maru is 100 m long and displaces 3991 tons (gross). This vessel is used for relatively long cruises worldwide. Many researchers utilize this vessel in cooperative programs. The Japan Agency for Marine-Earth Science and Technology (JAMSTEC) began operating Hakuho Maru in 2004.


Operating Characteristics

 

Operating Characteristics
Keel Laid 9 May 1988
Launched 28 October 1988
Completed 1 May 1989
Gross Tonnage 3,987 tons
Length ( o.a .) 100.00 m
Length ( b.p. ) 90.00 m
Draft ( mld. ) 6.00 m
Cruising Speed 16 knots
Complement 89 including 35 Scientists
Propulsion System Diesel for cruising; Electric for slow speeds & dynamic positioning
Engine 4-cycle diesel engines: 1,900 ps x 720 rpm x 4,
Electric propulsion moters: 460 kw x 2,
Propeller: 4-wing skewed CPP x 2 Twin shaft & twin rudder
Bow Thruster 4-wing CPP, 187 rpm x 2
Main Generator for propulsion: 1,550 KVA (1,085 kW) x 2
for electric power: 893.75 KVA (715 kw) x 3
Electric Power Supply AC 450 V3t60 Hz x 2 [main],
AC 100 V 80 KVA 60 Hz x 2, AC 115 V6 KVA 400 Hz x 2 [precision]

Research Instruments

 

Research Instruments
Navigation Gyro compass, Radar & ARPA, Auto-pilot device, Joystick control system, Auto-nav. system including Loran C,NNSS, GPS, Doppler Log, EM Log, Data logger and track display
Deck Gears #1 Heavy duty winch with 15,000 m of 14 mm steel wire
#2 Armored cable winch with 12,000 m of 8.15 mm φ Ti-wire for CTD Swell Compensator (1.5 m stroke) for the above 2 winches
#3 Hydrographic winch with 12,000 m of 6.4 mm φ Ti-wire
#4 Heavy duty winch with 7,000 m of 9 mm φ steel wire
#5 Rope winch for 6,000 m x 14 mmφ nylon rope
#6 BT winch with 1,000 mxs mm 1 steel wire [removable]
#7 Nonmagnetic rubber-coated cable winch for magnetometer, 700 m x 16mm φ
#8 BT winch with 1,500 mxs mm a steel wire [bow starboard]
A-shaped stern gantry 7.0 m (W) x 8.0 m (H), 11 ton max. load
Deck crane aft #2 deck with 3 tons max. capacity
General Plan of R/V Hakuho Maru
General Plan of R/V Hakuho Maru

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