BibTex Citation Data :
@article{Kapal29867, author = {I Ketut Utama and S Sutiyo and Bagiyo Suwasono}, title = {Wind Tunnel Investigation into the Resistance Analysis of Slender Body Catamaran}, journal = {Kapal: Jurnal Ilmu Pengetahuan dan Teknologi Kelautan}, volume = {17}, number = {2}, year = {2020}, keywords = {Slender Body; Catamaran; Viscous; Experiment}, abstract = { The Wind tunnel investigation of a slender body catamaran was conducted in order to determine its resistance characteristics, namely the effect of pressure and flow velocity changes for varied hull separation. The catamaran was tested in a wind tunnel belongs to Department of Mechanical Engineering, ITS, with hull separations of S/L = 0.2 to 0.4 and variation in Reynolds numbers up to 4.46 x 10 5 . Pressure around the hull was measured using pressure tappings and the flow velocity behind the hull was also measured using a Pitôt-static tube. The experimental study shows that the pressure coefficient decreases when the hull separation declines and conversely, the flow velocity increases. The tests demonstrated a viscous interaction between the hulls, and form factors for the monohull and catamaran are derived. The demihull exhibited a form factor (1+ k ) of 1.265 and in the catamaran mode, the measured form factor (1+ β k ) was between 1.416 and 1.403. The results are in agreement with other published data. }, issn = {2301-9069}, pages = {65--73} doi = {10.14710/kapal.v17i2.29867}, url = {https://ejournal.undip.ac.id/index.php/kapal/article/view/29867} }
Refworks Citation Data :
The Wind tunnel investigation of a slender body catamaran was conducted in order to determine its resistance characteristics, namely the effect of pressure and flow velocity changes for varied hull separation. The catamaran was tested in a wind tunnel belongs to Department of Mechanical Engineering, ITS, with hull separations of S/L = 0.2 to 0.4 and variation in Reynolds numbers up to 4.46 x 105. Pressure around the hull was measured using pressure tappings and the flow velocity behind the hull was also measured using a Pitôt-static tube. The experimental study shows that the pressure coefficient decreases when the hull separation declines and conversely, the flow velocity increases. The tests demonstrated a viscous interaction between the hulls, and form factors for the monohull and catamaran are derived. The demihull exhibited a form factor (1+k) of 1.265 and in the catamaran mode, the measured form factor (1+βk) was between 1.416 and 1.403. The results are in agreement with other published data.
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