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SIMULATION & VESSEL INTEGRATION

From simulation
to vessel operation.

A digital view of vessel movement, sensor observations and operating state—for mission preparation, supervision and review.

Today: visual simulation and a separate indoor Marine Awareness System prototype. Live vessel integration is proposed.

Ghent USV simulation · v0.730 seconds · no audio · simulated vessel motionMap © OpenStreetMap contributors / ODbL

A leader, a follower. A shared route.

Watch the 30-second Ghent simulation: AVATAR III leads while AVATAR II follows its track. The dashed amber line is the planned route; cyan and purple lines show the simulated vessel tracks. This demonstration uses simulated motion, with live vessel and sensor integration proposed.

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FROM THE SIMULATION WORK

Explore the operating scene.

Actual development captures of the port and bridge scenarios. Vessel geometry and behaviour are illustrative.

Vessel-level view from an AVATAR model across the Ghent port simulation
Port scene · vessel-level viewQuays, vessels and port surroundings in the simulation.
Ghent simulation showing AVATAR vessels approaching the De Smetbrug bridge
Bridge scene · De SmetbrugA second development view of the inland waterway environment.

Map © OpenStreetMap contributors / ODbL.

PROPOSED OPERATOR EXPERIENCE

Connect measurements
to the operating picture.

See the Marine Awareness System
VESSEL STATE

See motion in context

Combine position and heading with IMU measurements to display vessel movement, orientation and planned-versus-measured routes.

AWARENESS & DATA QUALITY

Know what the view represents

Add nearby observations, link status, operating mode and data age. Identify the last known state during an interruption.

RECORD & REPLAY

Review the same event

Align sensor observations, vessel state and events on one timeline for operator review, diagnosis and trial evaluation.

PROPOSED R&D PROGRAMME

Four stages over 18 months.

From mobilisation, with readiness reviews before vessel trials and autonomous operation.

MONTHS 1–3

Define

Agree the vessel, operator, interfaces, operating limits and baseline.

Requirements & acceptance criteria
MONTHS 4–8

Integrate

Connect the Marine Awareness System, vessel data and digital twin. Verify sensing, live displays and replay on the bench and while moored.

Integrated demonstrator
MONTHS 9–12

Validate

Test awareness, initial fallback and reconnection during supervised low-speed trials. Review readiness for autonomous control.

Trial evidence & commissioning method
MONTHS 13–18

Extend autonomy

Develop and test onboard navigation decisions and control during loss of the shore connection, within a defined operating envelope.

Bounded demonstrator & deployment assessment

The scope, funding, partner participation and schedule remain to be agreed. Automatic vessel control has not been demonstrated by the current prototype.

PROPOSED RESILIENCE FUNCTIONS

When the shore link
is interrupted.

The remote operations centre (ROC) and vessel need a predictable transition, bounded onboard behaviour and an explicit return of control.

  1. Detect and select the response

    Test command-link loss, GNSS loss and RTK-correction loss separately. Choose a vessel-specific fallback using the remaining capability.

  2. Keep essential decisions onboard

    The autonomy stage would use local maps, routes, sensing and limits to decide whether an authorised route segment can continue or recovery is needed.

  3. Restore control deliberately

    Exchange state and event logs, confirm control authority and reject expired commands before remote control resumes.

Validation progresses from simulation and controller tests to supervised low-speed trials, with a responsible operator and local override.

START WITH A VESSEL & AN OPERATING QUESTION

Define the first pilot.

A small survey or port-service vessel in a defined low-speed area is the proposed starting point. Ghent / North Sea Port is a candidate location, subject to vessel and site access.

Discuss a digital twin pilot