Micro-Gravity Experiment on a Baroclinic Torque Generated by 2D Vortex-Pair Penetration into a Binary-Density Stratified Planar Boundary(Thermal Engineering)
二次元密度成層界面への二次元渦対衝突過程におけるバロクリニックトルク生成の微小重力実験(熱工学,内燃機関,動力など)

Yojiro ISHINO, Yu SAIKI, Masayoshi KATAOKA, Kosaku INABA, Norio OHIWA
2010 TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B  
The baroclin { c torque , which 正 s generated by dcnsity gradient and pressure gradicnt 、 is studicd with a P 上 V ( Particle Image Velocimetry)method . 1航 his work , the two dilnensiDnal density gradierl 亡 is formed in birlary density p ! anar boundary strutificd by the gravity . The pressure gradient is introduced with penetratioll of a pair oftwo dimensional vortices int 〔〕the d巳 nsity b 肌 lndary . A series of the experiments ls carricd out in rnicro − gravity field so as to a1 ] ow buoyancy
more » ... ree condition . The results show that 亡 he baroclinic torque is induced on the boundary of binary density fiald by approaching the pair 、姶 rtex 亡 o the boundary . This rcsult indicates the possibiiity of nu [ τ1erical analysis where the baroclinic torque is introduced precisely by the discrete v 〔 , rtex meth 〔 }d as one o [
doi:10.1299/kikaib.76.762_319 fatcat:vfugqn3tyndstna7we7ddp7fsm