Dolphin 3K (DSR)
Posted: Wed Feb 09, 2011 10:31 pm
The Dolphin 3K was developed by the Japanese Marine Science and Technology Agency (JAMSTEC) in 1984 for pre-site surveys, rescue of the manned submersible 'Shinkai 2000', and scientific reconnaissance surveys. The vehicle was constructed at Mitsui Engineering & Shipbuilding and was completed in 1987. The vehicle is operated from the JAMSTEC support vessel Natsushima.
■Dolphin-3K's Mission
1) Preliminary survey of the diving point for Shinkai 2000 and surrounding areas
2) Shinkai 2000 Rescue
■The following are definite plans for future surveys
3) Search for underwater mineral resources 4) Search for deep sea biological resources 5) Survey of oceanic structures 6) Research in physical oceanography and submarine geology
Detail of vessel:
Length 3.0 m
Width 2.0 m
Height 2.0 m
Weight in Air 3.7 tons
Maximum operation depth 3,300 m
Payload 150 kg (in air)
Underwater speed 3.0 knots forward, 1.5 knots lateral, 2.0 knots backward, Approx. 1.0 knots vertical
Observation instruments TV station class color TV camera (1)
Super harp color TV camera (1)
Black-and-white camera, aft looking (1)
35 mm still camera (1)
Ground thermometer (1)
Lighting, Other navigation devices
Operating devices Manipulator (degree of freedom 7, 1 unit)
Grabber (degree of freedom 5, 1 unit)
Cable Fiberoptic electromechanical cable
(30 mm × 5,000 m)
Various web sites
Palau SG1265
■Dolphin-3K's Mission
1) Preliminary survey of the diving point for Shinkai 2000 and surrounding areas
2) Shinkai 2000 Rescue
■The following are definite plans for future surveys
3) Search for underwater mineral resources 4) Search for deep sea biological resources 5) Survey of oceanic structures 6) Research in physical oceanography and submarine geology
Detail of vessel:
Length 3.0 m
Width 2.0 m
Height 2.0 m
Weight in Air 3.7 tons
Maximum operation depth 3,300 m
Payload 150 kg (in air)
Underwater speed 3.0 knots forward, 1.5 knots lateral, 2.0 knots backward, Approx. 1.0 knots vertical
Observation instruments TV station class color TV camera (1)
Super harp color TV camera (1)
Black-and-white camera, aft looking (1)
35 mm still camera (1)
Ground thermometer (1)
Lighting, Other navigation devices
Operating devices Manipulator (degree of freedom 7, 1 unit)
Grabber (degree of freedom 5, 1 unit)
Cable Fiberoptic electromechanical cable
(30 mm × 5,000 m)
Various web sites
Palau SG1265