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UNDERSTANDING FLOW CHARACTERISTICS OF SWIMMING SQUID USING 2D AXISYMMETRIC NUMERICAL MODEL

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dc.creator TABATABAEI, Mahdi
dc.creator OLCAY, Ali
dc.creator GÖKÇEN, Gökhan
dc.creator OKBAZ, Abdulkerim
dc.creator HEPERKAN, Hasan
dc.date 2014-12-30T00:00:00Z
dc.date.accessioned 2019-07-09T12:16:44Z
dc.date.available 2019-07-09T12:16:44Z
dc.identifier http://dergipark.org.tr/jesd/issue/20871/223982
dc.identifier
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/48435
dc.description Squids in nature generate pulsed jet to be able to move by expelling high pressure water through funnel in a short period of time. In this study, unsteady jet flow of squids was investigated during its fast swimming phase. Numerical model has been generated from a real squid's computer tomography images. 2D axisymmetric jet flow has been simulated by using dynamic mesh to mimic the motion of squid's mantle cavity wall. Specifically, diameter of the squid's mantle cavity decreases from 13 cm to 4 cm and a periodic sine velocity profile has been defined for squid's mantle cavity wall. Besides, the funnel of squid seems to be a 3 cm long nozzle which has about 3 cm and 0.5 cm diameters at the inlet and outlet, respectively. Physical behaviors of jet flow has been investigated to be able to calculate change of ejected fluid's momentum and flow energy in this study
dc.description Squids in nature generate pulsed jet to be able to move by expelling high pressure water through funnel in a short period of time. In this study, unsteady jet flow of squids was investigated during its fast swimming phase. Numerical model has been generated from a real squid’s computer tomography images. 2D axisymmetric jet flow has been simulated by using dynamic mesh to mimic the motion of squid’s mantle cavity wall. Specifically, diameter of the squid’s mantle cavity decreases from 13 cm to 4 cm and a periodic sine velocity profile has been defined for squid’s mantle cavity wall. Besides, the funnel of squid seems to be a 3 cm long nozzle which has about 3 cm and 0.5 cm diameters at the inlet and outlet, respectively. Physical behaviors of jet flow has been investigated to be able to calculate change of ejected fluid’s momentum and flow energy in this study
dc.format application/pdf
dc.language en
dc.publisher Süleyman Demirel University
dc.publisher Süleyman Demirel Üniversitesi
dc.relation http://dergipark.org.tr/download/article-file/195414
dc.source Volume: 2, Issue: 3 293-297 en-US
dc.source 1308-6693
dc.title UNDERSTANDING FLOW CHARACTERISTICS OF SWIMMING SQUID USING 2D AXISYMMETRIC NUMERICAL MODEL en-US
dc.type info:eu-repo/semantics/article


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