Model Testing

Tests
- Resistance
- Seakeeping
- Roll decay, dynamic stability
- LCG optimization
- Wedge/interceptor trim optimization
- Streamline
- Open-water maneuvering

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Length 60 m, breadth 5 m, water depth 3 m
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Linear (1st order Stokes wave) waves
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Nonlinear (Jonswap, Pierson-Moskowitz, ISSC, TMA spectra) waves
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Irregulaarsed lained (Jonswap, Pierson-Moskowitz, ISSC, TMA spectra)
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Wave height up to 0.35 m
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Wave length 0.2-20 m
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Wave frequency up to 2.8 Hz
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The unmanned carriage can tow models 1-3 m in length. The maximum weight of the model is 250 kg and the highest speed is 6 m/s. The vibratory response and the deflection of the carriage at its midspan remain below 1.0 mm during test runs.
Service | Price |
Model production |
3000-5000 € |
Model setup Waterlines and sections markings, centre of gravity and gyration, accelerometers, towing force dynamometer, draft change gauges |
150 €/h (4000-4500 €) |
Resistance tests Measurements of towing force, dynamic trim and draft change; documentation of wave pattern and spray in photos; estimation of the wetted surface and waterline length; analyses and final report (2 loading conditions, 12 speeds — 5000 €) |
150 €/h |
Seakeeping tests (head sea tests) Measurements of added resistance, vertical motions, and accelerations at three points; analysis of wave and spray deflection (2 loading conditions, 2 irregular wave spectrums, 3 speeds — from 8000 €) |
150 €/h |
Prices are exclusive of VAT at 20%.
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Baltic Workboats 4500 WP multifunctional vessel
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TalTech Centre for Biorobotics underwater robot
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Lainergy NextWave wave energy converter
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