نتایج جستجو برای: pressure field

تعداد نتایج: 1169801  

2008
Maarten Vanierschot Eric Van den Bulck

In this paper the static pressure field of an annular swirling jet is measured indirectly using stereo-PIV measurements. The pressure field is obtained from numerically solving the Poisson equation, taken into account the axisymmetry of the flow. At the boundaries no assumptions are made and the exact boundary conditions are applied. Since all source terms can be measured using stereo-PIV and t...

Journal: :تحقیقات جغرافیایی 0
امیر حسین حلبیان گروه علمی جغرافیا، دانشگاه پیام نور مهران شبانکاری دانشگاه فرهنگیان ، اهواز مهران شبانکاری دانشگاه فرهنگیان ، اهواز

in this research, the correlation between precipitation change in southern coasts of caspian sea and variability of sea level pressure have been analyzed by using environmental to circulation approach at time period 1339- 1383. in this respect, we make use of daily precipitation data of the 12 synoptic stations of studied area at surface data base section and prepare the time series matrix of p...

Journal: :journal of agricultural science and technology 2013
j. p. liu s. q. yuan h. li x. y. zhu

due to the complex structure of the pressure-adjusting device used in most sprinklersfor variable irrigation, it is not possible to observe the flow behavior of the water passingthrough the flow field. in this paper, an integral three dimensional (3d) numerical modelbased on the structural characteristics of the fluidic sprinkler was constructed to simulatethe flow field distribution using comp...

Journal: Pollution 2019

Finding an environment-friendly and affordable method to remove contaminated soils from Polycyclic Aromatic Hydrocarbons (PAHs) has now become an attractive field for researchers, with super-critical fluid extraction being an innovative process in the field of contaminated soil treatment. Extraction with super-critical fluid is a simple and rapid extraction process that uses super-critical flui...

Journal: :The Journal of the Acoustical Society of America 1966

Journal: :Journal of the Meteorological Society of Japan. Ser. II 1936

Journal: :Transactions of the Architectural Institute of Japan 1960

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