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Fuzzy Front End !Ballast Bad Boys!
John Martin Kleven God!Rasmus Engebretsen!Martin Lygre Furevik!Kristoffer Lvall!
2
The original problem!
Ballast tank?!
Whats the problem?!Det er jvla nsty!!!It is quite unpleasant, indeed !! Karoline Kaspersen pressure sensor installer!
Reframing! What is the best way to measure the weight of water in
ballast tanks?!
Selection of class ideas!
The first prototypes!
What did we learn?!Conductivity! Accurate! Cheap! Easy installation! Drift over time! Oil and dirt ! Corrosion! Gas!
Laser! Accurate! Cheap! Easy installation! Easy maintenance! Requires a reflective
surface! Lens must be kept
clean!
Ultrasound! Very cheap! Easy installation! Easy
maintenance! Inaccurate! Requires a stable
environment! Affected by
signal noise!
!
Needfinding and Benchmarking!
Our choice!
How does a laser work?!
Key challenges !
Floater! Dirt! Installation!
Floaters!
Maintenance!
Keeping lens clean!
Installation!
The Journey prototype resolution!
The Journey!
The Journey! Testing prototype
The Prototype!
Laser vs. Pressure sensor! Very accurate No tube or floater required Expensive Complicated installation Complicated maintenance Sediment
Accurate Cheap Easy installation Easy maintenance Requires a reflective surface Lens must be kept clean
Thanks for the attention!!
Have a great day!