Industry · 06 / Maritime & USVs

Every sea trial, hull to horizon

Sonar returns, AIS tracks, GNSS heading and prop thrust on one timeline — captured offshore, reviewed the moment you’re back in range.

Offline-firstfull-rate capture with zero bars
NMEA 2000native ingest from the vessel bus
One recordevery trial, every hull
01 / Phloem for maritime

Sea trials without the data haul

A day offshore produces a boatload of disconnected recordings. Phloem lands them as one reviewable timeline.

C/01

Capture beyond coverage

Record everything at full rate offshore — heavy streams trimmed at the edge — and the trial syncs itself when the vessel is back in range.

C/02

Sonar in scene context

Returns line up with heading, thrust and mast camera — a contact is a moment in a scene, not a blob in a file.

C/03

Compare trials across hulls

Query every trial for the same manoeuvre or contact signature, across the whole fleet of vessels.

02 / Lifecycle

One platform, first prototype to fleet

The record built in development carries into validation and operations — nothing starts from scratch.

S/01

Develop

  • Tank tests, HIL and sea trials on one timeline.
  • Compare hull and control revisions across identical manoeuvres.
  • Correlate autonomy decisions with sonar and nav.
S/02

Validate

  • Run trial cards as codified, scored suites.
  • Check envelope and rules-of-the-road criteria automatically.
  • Build regression sets from real encounters.
S/03

Operate

  • Capture the operational fleet through low-bandwidth links.
  • Alert shore-side the moment a vessel reports off-nominal.
  • Trend propulsion and sensor health per hull.
03 / One timeline

What a run looks like in Phloem

A trial leg as it lands: depth below keel, mast camera, heading and prop RPM, already on one playhead.

Trial 44 · USV-3 vessel · recordingcloud · syncs in range Offshore · Rec
56:40elapsed
1,914Kmessages
7streams
4.4 GBon disk
sonar/nav/depth_below_keel40 m
video/cam/mast30 fps
nav/nav/heading_deg214 °
prop/propulsion/port_rpm1412 rpm

OffshoreThe whole trial records at full rate with zero connectivity, then syncs itself into one timeline the moment the vessel is back in range.

04 / Ecosystem

Native to the vessel bus

First-class ingest for the formats, protocols and buses this work already runs on — and the wider ecosystem behind them.

+ anything else with an SDK, a topic, or a recorded log.

05 / Outcomes

What teams get back

Zero bars
Needed offshore

Trials record at full rate with no connectivity, and become one synchronized timeline on return.

days → hours
Trial review

The debrief starts on the whole day’s story, not on collecting SD cards from the vessel.

06 / End of run

For the teams pushing past the breakwater

Open water doesn’t hand out second chances. Bring every trial home as one record, and make the next one count.

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