Custom Seismic Research Multi-Purpose Support Vessel

Custom Seismic Research & Multi-Purpose Support Vessel

This is a 224’ Seismic Research and Multi-Purpose Support Vessel built in 1986. It is ABS and IRS Class. It has twin CPP propellers and large bow thruster. It has a helicopter deck for large helicopters and accommodates 66. The vessel classification and special survey are current and in force until 2016. The vessel is fully equipped and fully operational.

GENERAL

Year of Build               1986

Class                           ABS & IRS

Length Overall            224’

Breadth                       15.00 m

Draught                       5.20 m

WEIGHTS & CAPACITIES

Gross Tonnage           2270 tons (gross)

Net Tonnage               681 tons (net)

Fuel Capacity              994.69 m3

Fresh Water Capacity 537.70 MT

MACHINERY

Main Engine                Wartsila - 4 X 6R-22 MD; BHP-1205 X 4

Cruising Speed           13.70 knots

Bow Thruster              Ulstein

Propeller                      AS Norway, 90 TV-A, 331 KW

Generator                    Caterpillar - 2 x 534 KW, 415 V, 3 Phase, 50 Hz;

Shaft Generators        2 X 480 KW

Propulsion                   Kamone Twin Screw - CPP, 4 blades (2250 mm)

ACCOMMODATION

66 persons (Suites - 1 X 4, Single - 1 X 12, Double - 2 X 25)

SAFETY EQUIPMENT

Inflatable Life Rafts Surviva Marine - 8 x 25

Man Overboard Life Raft 2 X 6 persons (DSB)

Crane Hydralift KMCV 2 tons

Workboat 1

Life Jackets 73

Paravane 2 X Western Geco

NAVIGATION & COMMUNICATION

Radar 1(X-Band) JRC - JMA-7725 -69

Radar 2(S-Band) FURUNO - FAR 28355

Gyro 1 Anschutz STD20- 110-222-NG-001 (RGH-46/33S/94)

Gyro 2 IXSEA OCTANS-III (In Instrument Room)

GMDSS Sailor - A1, A2 & A3

Inmarsat Sailor - DT4646E, 1 x Inmarsat C

M/F and H/F Sailor - HC - 4500 with HT4550

VHF (stationary) Sailor - 2 x RT 5022 VHF DSC

STREAMER / CABLE

Manufacturer Sercel

Type ALS (Fluid)

Section Length 150 m

Group Interval 12.5 m

Streamer Configuration 1 X 12000 m / 4 X 8000 m

Hydrophone Type SLH 20

Group sensitivity 17.4 V / bar @ 20°C

Maxm outer separation 300 m

NAVIGATION EQUIPMENT

Online navigation Concept Systems Spectra / ORCA

Primary Navigation Starfix HP DGPS, Fugro

Demodulator Starfix 3000 LR

Secondary Navigation Starfix XP DGPS Fugro

Tailbuoy Tracking Kongsberg Seatex Seatrack 220 RGPS

Gun Array Tracking Kongsberg Seatex Seatrack 320 RGPS

Acoustic SIPS 2, Sonardyne

Dynamic Sound Velocity SIPS 2 XSRV/SV, Sonardyne

Streamer Positioning Digicourse DigiBIRD 5011

Navigation Processing Concept Systems Sprint / ORCA

Binning Concept Systems Reflex / ORCA

Gyro 1 X Anschutz STD 20; 1 X SEA Octans III

Echo Sounder Kundsen - 320 M

SOURCE EQUIPMENT

Airgun Type Bolt 1500 LL

Source System Single mode 2D (Volume: 3802 cu.inch,

No of guns: 28, P to P: 104.2, P/B: 21.9)

Flip-flop mode 3D (Volume: 3162/4087 cu.inch,

No of guns: 14/21, P to P: 72.6/100.1, P/B: 20.3/24.4)

Compressor 3 x LMF: 1100 SCFM @ 2000 psi

1 X LMF: 2200 SCFM @ 2000 psi

Operating Pressure 2000 - 3000 psi

Source Controller Seamap GunLink 2000

VHF (portable) Motorola - 4 x Gp328

Auto Pilot Pilot Star D & Gylot Tokyo Keiki

Echo Sounder Raytheon Anschutz - GDS 101

GPS JMC - GP-200

Speed Log JRC - JLN -203 Doppler Log

AIS Nauticast S Pack DS

RECORDING INSTRUMENT

Manufacturer Sercel

Type Seal 408

A/D converter (sigma-delta) 24-bit

Instantaneous Dynamic

Range 124 db

System Dynamic Range 136 db

Distortion -105 db

Gain Accuracy < 0.1%

Phase Accuracy 20 μs

CMRR 110 db

Low Cut Filter Analogue 3 Hz (@20°C, 1 bar matching +/- 5%)

High Cut Filter 0.8 FN (linear or minimum phase)

Stop Band Attenuation > 120 db (above Nyquist)

Number of Channels 960 channels per streamer @ 12.5 m, 2 ms

No of auxiliary channels 60 maxm

Sample Rate 0.25 ms, 0.5 ms, 1 ms, 2 ms, 4 ms

Recording Medium IBM Magstar 3592

Plotter OYO GS 624-2

ONBOARD PROCESSING

HARDWARE

2 X HP DL580R Linux Servers with Quad Core CPUs each;

HP BLc7000 Cluster Server with 7 BL460c Blades;

25 TB Disc Storage;

4 X Dell Monitor Linux Workstation

SOFTWARE

Fugro Uniseis, ver.3

Features: