PaperDissecting the aerodynamics of Morpho butterfly flight using various turbulence models
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
1 okt. 2019
Morpho butterflies are among the largest flying insects, boasting a wing that can reach 20 centimetres in span. Such characteristic allows these ...
cfdcfd/simulation/desk studies
PaperTurbulence Decay Corrections for Transitional Flow Calculations
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
1 okt. 2019
Transitional flow calculations are becoming increasingly common due to the emergence of applications operating at low Reynolds numbers and the ...
cfdcfd/simulation/desk studies
PaperShallow-water effects in ship model testing and at full scale
Ocean Engineering
1 okt. 2019
This paper addresses shallow-water ship model testing, and the determination of water depth effects on ship resistance. It is shown how effects of ...
resistance and propulsionpoweringmodel testing
PaperParameter Uncertainty Quantification applied to the Duisburg Propeller Test Case
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
30 sep. 2019
At model-scale conditions (diameter-based Reynolds number below 106), laminar-to-turbulent transition plays an important role on the performance of ...
data sciencecfdpropeller and cavitationcfd/simulation/desk studies
PaperAnderson-Accelerated Convergence for Incompressible Navier-StokesEquations
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
30 sep. 2019
We consider iterative solvers for the systems of non-linear equations that need to be solved to compute incompressible flows. To ensure that the ...
cfdcfd/simulation/desk studies
PaperOn the Need for Higher Order Interpolation with Overset Grid Methods
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
30 sep. 2019
Overset methods, by overlapping several grids, allow large and arbitrary motion of bodies. First developed for the aerospace industry (Benek et al., ...
cfdcfd/simulation/desk studies
PaperPropeller Performance Prediction in an Artificially Generated Wake Field Using RANSE
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
30 sep. 2019
Marine propellers usually operate behind a ship and are subject to a non-uniform inflow field due to the ship’s boundary layer and wake system. This ...
resistance and propulsioncfdpropeller and cavitationcfd/simulation/desk studies
PaperAssessing ReFRESCO Compressible Single Phase Flow Solver Numerical Robustness
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
30 sep. 2019
For must numerical simulations done in naval and offshore applications considering the fluids to be incompressible is a valid and reasonable ...
waves, impacts and hydrostructuralcfdcfd/simulation/desk studies
PaperValidation of squat formulas for inland vessels
Smart Rivers 2019, Lyon, France
30 sep. 2019
The CoVadem initiative aims at providing near real-time and expected water depth information of inland waterways in Europe, based on continuous ...
squatmidship sinkagedynamic triminland vesselsinland waterwaysvalidationmodel test results
PaperImpact of an irregular bank on the sailed trajectory of an inland ship
Smart Rivers 2019, Lyon, France
30 sep. 2019
The transition towards natural river banks in the Netherlands has resulted in irregularities in shorelines and underwater banks. These ...
model testscfd calculationsmanoeuvring modelsensitivity analysis
PaperGuidelines for inland waterways in rivers
Smart Rivers 2019, Lyon, France
30 sep. 2019
The Dutch Rijkswaterstaat is responsible for the design, construction, management and maintenance of the main infrastructure in the Netherlands. ...
waterway guidelinesinland waterwaysriver guidelines
PaperNumerical and experimental study on the Duisburg Propeller Test Case
22nd Numerical Towing Tank Symposium (NuTTS 2019), Tomar, Portugal
29 sep. 2019
Understanding of cavitation behaviour on marine propellers is of critical importance to ship designers as it dictates several of the operating ...
cfdresistance and propulsionpropeller and cavitationcfd/simulation/desk studies
PaperInfluence of wave variability on ship response during deterministically repeated seakeeping tests at forward speed
The 14th International Symposium on Practical Design of Ships and Other Floating Structures (PRADS 2019), Yokohama, Japan
23 sep. 2019
In order to validate numerical results or verify design choices using experiments, knowledge about the experimental variability is essential. This ...
seakeepingwaves & motionsseakeeping and manoeuvring basinwave measurementsshipsmotions
PaperCFD Investigation into the Wave Added Resistance of Two Ships
The 14th International Symposium on Practical Design of Ships and Other Floating Structures (PRADS 2019), Yokohama, Japan
22 sep. 2019
In optimising a ship design for a reliable operational performance, it is important to obtain, in an early design stage, an accurate estimate of the ...
stability, seakeeping and ocean engineeringcfdseakeepingcfd/simulation/desk studies
PaperAdvances in design and analysis of ducted propellers for dredging vessels
The 14th International Symposium on Practical Design of Ships and Other Floating Structures (PRADS 2019), Yokohama, Japan
22 sep. 2019
This paper addresses the challenges and advances made in the hydro-dynamic design and design evaluation of ducted propellers. The application of new ...
cfdresistance and propulsionpropeller and cavitationcfd/simulation/desk studies