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Ultrasound Scanner For Barrel

The L.210 Ultrasound Scan Bar is a high performance professional tool for rapidly investigating liquid contents of steel drum barrels with a volume of 210 litres (DIN EN ISO 15750-(1/2)).

The device uses the speed of sound which varies in every medium. By sending ultrasound inside the barrel, the device can detect the reflected waves from the opposite steel wall of the barrel and therefore calculate what medium is inside.


Designed by Cheolhun Cheon & Nils Heider

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  • Group Project
  • 14 weeks
  • 2024 Oct - 2025 Jan

Every year, a significant number of barrels are illegally dumped in Sweden,
and investigating them is a time consuming and risky task.

Johan Nyström, Crime Scene Investigator

Process

On average, it takes 20 to 30 minutes to investigate a single barrel.

L.210 enables crime scene investigators to analyse
barrels in a safe and quick way.

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Mechanism

Unlock

The locking mechanism has two hinges. These can be released using the buttons on the side of the product.

Hinge

To make the product easy to carry and store, there is a folding mechanism to reduce the overall size.

Mount

The top handle acts as a lever. It secures the equipment to the drum barrel with a locking mechanism.

How it works

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Twenty ultrasonic sensors scan the inside of the barrel simultaneously, significantly reducing scanning time.

The expected time is between 4 to 6 minutes.

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The sensors identify liquids by analyzing density, sound speed, and impedance, distinguishing substances.

Sensor Structure

sensors are designed to move independently, using a spring system to attach securely to the barrel walls.

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Interface

Users can easily control the device through the screen and buttons.

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Data Storage & Charging

A USB-C port is provided for recharging the battery, and data is stored on an SD card for easy access.

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“They'll be a case with around 1000 barrels in the near future.
It would be a dream instead of the wooden stick”

— Johan Nyström, Crime Scene Investigator

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