Equipment

Our group has or has acces to a suite of equipment for innovative and environmentally-friendly seismic imaging and monitoring of the subsurface.

Vibroseis truck

Vibroseis trucks

Two in-house mini-vibroseis trucks:

  • UV2 from INOVA GEOPHYSICAL
  • Vehicle weight: 16.5 tonnes
  • Dimension: 7,9 m x 2,2 m x 3,1 m
  • Hold-down weight: 8-15 tonnes
  • Peak force: 115 kN
  • Frequency: <1 Hz to 400 Hz
Wireless noeds

Wireless nodes

1280 in-house wireless nodes:

  • WING DFU from SERCEL
  • One-component MEMS accelerometer
  • Bandwidth: 0-400 Hz
  • Sampling rate: 4, 2, 1, 0.5 ms
  • Timing: synchronous to GPS clock
  • Battery autonomy: 1200 hours (50 days)
  • Weight: 830 g

It is possible to lease extra sensors for e.g. 3D seismic acquisitions

Landstreamer

Landstreamer

200 m in-house landstreamer

  • SeisMove from Nordic Geophysics
  • 100 DSU3 from SERCEL at 2 m interval
  • Three-component MEMS accelerometers
  • Bandwidth: 0-800 Hz
  • Sampling rate: 4, 2, 1, 0.5, 0.25 ms
DAS person

DAS interrogators

Two in-house DAS interrogators:

  • ASN OptoDAS C01-S
  • Maximum offset: 200 km
  • Spatial resolution: down to 2 m
  • Sampling frequency: 500 Hz – 100 kHz
  • Signal wavelength: 1536.61 nm
  • GPS time
  • Weight: 60 kg (including server and flight case)
  • Dimensions: 0.5 m * 0.7 m * 0.7 m
Marine seismic equipment

Marine seismic equipment

In-house equipment and in collaboration with Aarhus University:

  • 600 m solid state streamer Geometrics (6.25 m group spacing)
  • 550 m oil-filled streamer Geometrics (6.25 m group spacing)
  • 5 Digicourse 5010 birds for seismic system
  • NaviPac navigation system
  • Various G-guns, GI-guns, and sleeve guns ranging in volume from 40 to 520 cubic inches
  • Teledyne Hotshot gun controller
  • Compressors (Hamworthy with a capacity of 10.000 L/min, and Bauer with 3000 L/min)
  • Ice-array for seismic acquisition in sea ice
  • Sonobuoy recording capability (5 WinRadios)
  • 24 Sercel MicrOBS short period ocean bottom seismometers (as consortium member of the national seismometer facility DanSeis)
  • 16 KUM Lobster broad-band ocean bottom seismometers (as consortium member of the national seismometer facility DanSeis)
  • Passive Acoustic Monitoring system (Vanishing Point Marine Ltd.)

Shallow marine geophysical equipment

In-house equipment:

  • Sparker system 200 (GeoSpark 1000 and GeoSource 200)
  • Sparker system 800 (GeoSpark 2000X  and GeoSource 800)
  • GeoEel digital streamers with AD converters, 1 m group interval 48 channels (32 channels with solid state LH16 system)
  • Geo-Sense single-channel high-resolution min-streamer
  • Applanix PosMV v.5 and C-Nav 3050 Navigation and motion system
  • Innomar SES 2000 medium and standard
  • Edgetech 4205 side-scan sonar 100 and 400 khz
  • SeaBat T51-R multibeam system