Ground vortex
Turbulent structure of the impact of a ground vortex flow
... the ground plate and exhibits behaviour similar to that of a radial wall jet where the upstream effects of interaction due to impingement are no longer ...horseshoe vortex close to the ground plate, ...
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Numerical study of ground vortex formation
... a ground plane at static or near-static conditions, a strong vortex is often observed to form between the ground and the ...inlet vortex (or ground vortex) can cause severe ...
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Numerical study of the unsteadiness of a ground vortex
... “ground vortex” e que surge devido à presença de um escoamento cruzado (vento ou o próprio movimento da ...“ground vortex” a montante do ponto de impacto do jacto ...
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A comparison of different gas turbine engines ground vortex flows
... Other mechanisms of formation also exist and can be considered as combinations of the previous ones that lead to a large number of possible combinations that are responsible for the need of more studies in order to ...
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Numerical study of aerodynamically flow interaction
... the ground plate and exhibits behaviour similar to that of a radial wall jet where the upstream effects of interaction due to impingement are no longer ...horseshoe vortex close to the ground plate, ...
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Distribuição de Pressão de Jatos de Impacto Através de Escoamento Cruzado do F-35B
... um ground vortex devido à colisão da parede radial com o escoamento cruzado, envolvendo o ponto de impacto como um ...seu ground vortex bloqueiam o escoamento, fazendo com que este choque no ...
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Influence of transport and mixing in autumn on stratospheric ozone variability over the Arctic in early winter
... polar vortex (Schoeberl and Hartmann, 1991; Kawa et ...lar vortex again prevent the vertical propagation of planetary waves and suppress meridional ...that vortex ozone abundances are the result of a ...
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Antarctic air over New Zealand following vortex breakdown in 1998
... for vortex filaments reaching midlatitudes in both hemispheres has been given in a number of studies ...Arctic vortex plays a significant role in spring and summertime ozone de- ...
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Dynamics of a collapsing and exploding Bose-Einstein condensed vortex state
... The recent observation @1,2# of Bose-Einstein condensates ~BECs! of dilute trapped bosonic atoms with repulsive inter- action at ultralow temperature has intensified theoretical and experimental studies on various ...
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MODELAGEM E SIMULAÇÃO PARA MELHORIA DE DESEMPENHO DO CIRCUITO DE MOAGEM DA VANÁDIO DE MARACÁS
... Para o Caso Base II o circuito de moagem VMSA operou com 40% de grau de enchimento e 75% da velocidade crítica. A potência aplicada ao moinho foi de 2.275 kW. A etapa de classificação operou com 2 hidrociclones de 20”, ...
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Braz. J. Phys. vol.32 número3
... program inluded basi mehanisms of superondutivity, vortex dynamis, materials preparation and harateri-.. zation, and appliations of superondutivity.[r] ...
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ESTUDO DE OTIMIZAÇÃO DA CONFIGURAÇÃO DO HIDROCICLONE FILTRANTE
... do vortex finder é importante na redução dessa perda de material não classificado (RUSHTON; WARD; HOLDICH, ...do vortex finder poderá levar a um curto-circuito de partículas no ...
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UNIVERSIDADE FEDERAL DE UBERLÂNDIA INSTITUTO DE QUÍMICA DISSERTAÇÃO DE MESTRADO Aplicação de Espectroscopia no Infravermelho Médio e Calibração Multivariada para quantificação de adulterantes em biodieseis de óleo de soja
... As pesagens foram realizadas em uma balança analítica (Sartorius, modelo BP211D). A solução de B5 foi homogeneizada em agitador Vortex.. As amostras utilizadas para calibraç[r] ...
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COMPARATIVE ANALYSIS OF PERFORMANCE CHARACTERISTICS OF JET VORTEX TYPE SUPERCHAGES
... 4 tСО ЯortОб МСКmЛОr pump СКs СТРС prОssurО Тn tСО outlОt (prОssurО Кt tСО pОrТpСОrв oП tСО ЯortОб МСКmЛОr) Тn МompКr- Тson аТtС tСО ЯortОб ОУОМtor (prОssurО Кt tСО Яor- tОб МСКmЛО[r] ...
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Emergent vortex behavior in and superfluids with single and quantum condensates
... the vortex pinning approach provides a powerful tool, allowing us to investigate from the most basic and simplest properties exhibited in their internal structure, to their dynamical properties governed by the ...
154
Improvement of hydro-turbine draft tube efficiency using vortex generator
... The draft tube, which is one of the most important parts of turbine, 1–3 is utilized to convert dynamic pres- sure of outgoing fluid to static pressure in turbine. There are lots of studies on draft tube optimization. ...
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Collapse of attractive Bose-Einstein condensed vortex states in a cylindrical trap
... a vortex line in a nonrotating trapped BEC is expected to be ...stable vortex BEC states in a nonrotating trap with low quanta of rotational excitation or angular momen- tum L per particle ...@9,15,16,22#. ...
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Aspects of semilocal BPS vortex in systems with Lorentz symmetry breaking
... the vortex in the sense that the scalar field reaches its vacuum value (or, equivalently, the gauge field goes to zero) in a reduced radial distance in comparison with the situa- tion when the Lorentz symmetry is ...
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Rev. IBRACON Estrut. Mater. vol.3 número2
... According to Figures 11 to 16, it was observed that: for setting F40 the Strouhal number or reduced frequency (fD/V) is larger than for setting SF, while for setting F50 and F60 the fD/V value is less than for the SF (no ...
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Tornado-type stationary vortex with nonlinear term due to moisture transport
... Tornado vortex is believed to be essentially nonlinear phenomenon; and the puzzle to choose the nonlinear term(s) responsible for its formation is still ...
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