Simulating the Drag Coefficient of a Spherical Autonomous Underwater Vehicle
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Simulating the Drag Coefficient of a Spherical Autonomous Underwater Vehicle. / Heininen, Arttu; Aaltonen, Jussi; Koskinen, Kari T.
Proceedings of the 2nd Annual SMACC Research Seminar 2017. ed. / Jussi Aaltonen; Riikka Virkkunen; Kari T. Koskinen; Risto Kuivanen. Vol. 2 Tampere : Tampere University of Technology, 2017. p. 53-56 14.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific
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TY - GEN
T1 - Simulating the Drag Coefficient of a Spherical Autonomous Underwater Vehicle
AU - Heininen, Arttu
AU - Aaltonen, Jussi
AU - Koskinen, Kari T.
PY - 2017/10/9
Y1 - 2017/10/9
N2 - In this paper, an AUV pressure drag simulations with different velocities are presented. The AUV’s main hull is spherical but its instrumental components extend out of the hull, and interfere with the flow. A pressure drag coefficient of a sphere was simulated to decide the used turbulence model (SST k-ω), by comparing simulation results to those found in literature. Then, simulations were done with different velocities to understand the behaviour of the AUV drag coefficient. These results can be used to improve the control system of the AUV and are an important factor in the AUV energy consumption.
AB - In this paper, an AUV pressure drag simulations with different velocities are presented. The AUV’s main hull is spherical but its instrumental components extend out of the hull, and interfere with the flow. A pressure drag coefficient of a sphere was simulated to decide the used turbulence model (SST k-ω), by comparing simulation results to those found in literature. Then, simulations were done with different velocities to understand the behaviour of the AUV drag coefficient. These results can be used to improve the control system of the AUV and are an important factor in the AUV energy consumption.
KW - Drag
KW - Underwater Vehicle
KW - Spherical robot
KW - CFD
M3 - Conference contribution
VL - 2
SP - 53
EP - 56
BT - Proceedings of the 2nd Annual SMACC Research Seminar 2017
A2 - Aaltonen, Jussi
A2 - Virkkunen, Riikka
A2 - Koskinen, Kari T.
A2 - Kuivanen, Risto
PB - Tampere University of Technology
CY - Tampere
ER -