Vessel-Mounted Operations

Accommodating situational awareness.

Download specification sheet
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The VM Operations helps operators on vessels make informed decisions during subsea operations in areas affected by underwater currents. It is designed to give offshore operators clear and detailed information on current speed and direction from the vessel to the seafloor.

  • User-friendly software
  • In-water serviceable instrumentation
  • Salinity-independent velocity measurements
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Key specifications

Spec Name Spec value
Profiling range* 100 m
Cell size 1-6 m
Minimum blanking 0.5 m
Minimum accuracy 0.3% of the measured value
Velocity resolution 0.1 cm/s
*Maximum range depends on acoustic scattering conditions and transmit power

The standard system includes the following elements:

  • 333 kHz 4-beam Acoustic Doppler Current Profiler (ADCP)
  • Processing unit and junction box
  • VM Operations software

Optional extras include:

  • DNV type-approved single or double-bottom penetration unit (sea valve)
  • DVL-grade speed over ground (SOG) output
  • Review software
  • Replay software
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Applications

Where might the VM Operations system fit in?

  • ROV and diver inspections
  • Subsea installations (as cable laying or rock dumping)
  • Towed (seismic) surveys
  • Fuel efficiency monitoring
  • Load calculation
  • Insight planning upcoming projects

VM Operations software

The user-friendly, VM Operations software, gives operators the information they need at a glance. It is intentionally designed for those who need to increase subsea situational awareness and efficiency on USVs, survey vessels and installation vessels.

Watch the video to get to know all benefits this software brings.

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