... [24] Baranov , P. A. , Zhdanov , V. L. , Isaev , S. A. , Kharchenko , V. B. , and Usachov , A. E. , 2003 , “Numerical Simulation of the Unsteady Laminar Flow Past a Circular Cylinder with a Perforated Sheath,” 38 ( 2 ), pp. 203 – 213 , Translated from Izvestiya...

... is numerically simulated. The dual intakes are subjected to perpendicular approach flow making the withdrawal condition more complex. The interface of the air–water phase is tracked using the volume of fluid (VOF) model, both coupled and decoupled with the level-set method with different spatial discretization...

...-mail:  martin.boehle@mv.uni-kl.de 15 07 2022 19 02 2023 13 03 2023 porous journal bearing lubrication model numerical simulation sampling method artificial neural network multi-objective optimization National Natural Science Foundation of China 10.13039/501100001809 52206055...

....com e-mail:  philp@yeah.net e-mail:  taavi@bestpoolsupplies.com.au e-mail:  275182757@qq.com 1 Corresponding author. e-mail:  lingzhou@ujs.edu.cn 04 07 2022 05 11 2022 23 11 2022 trimming impeller numerical simulation centrifugal pump energy performance...

... blades and the formation of energy-intensive recirculation zones. So far, it is not clear how such flow separation may initiate and develop. This study combines state-of-the-art experiments and numerical simulations to explore the onset of flow separation in centrifugal impellers. In particular, a high...

... numerical simulation National Natural Science Foundation of China 10.13039/501100001809 51876193 National Natural Science Foundation of China 10.13039/501100001809 51976202 As a kind of important control element in fluid transmission systems, valves have been widely used...

... constriction numerical simulation thermocapillary migration A droplet consists of two immiscible droplets suspended in a media of another immiscible fluid is so-called a compound droplet. It appears in nature and industrial processes such as material technology [ 1 , 2 ], drug handling [ 3 , 4...

... clearance numerical simulation flow pattern National Natural Science Foundation of China 10.13039/501100001809 52079058 Sewage pumps have been widely used in municipal, industrial, and environmental engineering and many other fields [ 1 – 3 ]. The transport medium of sewage pumps...

... with different structures were studied by experiments and numerical simulations. Research shows that the flow separation occurs at the edge of the valve disk, and the drag of the valve disk fluctuates nonperiodically with time. Under different opening degrees, the velocity distribution downstream of the valve...

... scheme. In order to numerically simulate water hammers in pipe series, the improved junction boundary condition was established. It involves assigning two sets of values, which describe flow parameters, to the connection node thus causing it to act as two separate nodes. The numerical model...

... flapping foil. e-mail:  1204201936@qq.com e-mail:  xjsun@usst.edu.cn 16 10 2020 25 01 2021 09 04 2021 flapping foil energy extraction circulation control energy consumption numerical simulation The demand for energy is rapidly increasing along with the global...

... tumor cell compound droplet model adaptive-mesh-refinement (AMR) pressure profile numerical simulation In this study, the AMR-based numerical method is used to simulate the droplet dynamics during passing through the microfilter. As the living cells are heterogeneous in nature with a nucleus...

.../j.expthermflusci.2017.02.007 [23] Li , X. , Shen , T. , Li , P. , Guo , X. , and Zhu , Z. , 2020 , “ Extended Compressible Thermal Cavitation Model for the Numerical Simulation of Cryogenic Cavitating Flow ,” Int. J. Hydrogen Energy , 45 ( 16 ), pp. 10104 – 10118...

... with the sediment-laden water. In this research, the runner's physical erosion wear mechanism is revealed using numerical simulations and the results are compared with damaged runners from Francis turbines in the Jhimruk Hydroelectric Center (JHC). Simulations show that high erosive wear occurs near the blade...

...Javid Zohrabi Chakaneh; Seyed Javad Pishbin; Alireza Sheikhi Lotfabadi; Mohammad Passandideh-Fard In this paper, the impact of distilled water drops on hydrophobic cylinders is characterized using both experiments and numerical simulations. Water drops of 2.54 mm in diameter impact with a velocity...

... NGINEERING . Manuscript received March 9, 2018; final manuscript received August 29, 2018; published online October 5, 2018. Assoc. Editor: Shizhi Qian. 09 03 2018 29 08 2018 ionic wind pump volumetric flow rate numerical simulation Greek Symbols ε = dielectric constant...

... ratio. Otherwise, the pressure drop reduces linearly by increasing the valve ratio. unequal-sized droplets T-junction with valve numerical simulation VOF nano 3D Fig. 14 Droplet breakup. ( a ) without tunnel, Ca = 0.1 and valve ratio = 0.4. ( b ) with tunnel, Ca = 0.1 and valve...

.... , and Yang , K.-S. , 2006 , “ Direct Numerical Simulation of Turbulent Flow Around a Rotating Circular Cylinder ,” ASME J. Fluids Eng. , 129 (1), pp. 40 – 47 . 10.1115/1.2375133 [13] Yoon , D.-H. , Yang , K.-S. , and Bremhorst , K. , 2011 , “ Effects of Schmidt Number on Turbulent...

... be successfully applied to arbitrarily fine meshes and is widely adaptable to all turbulence models of the code [ 35 ]. This formulation has in fact been adopted in all the numerical simulations in the present study, since the values of y + for the whole computational domain were always lower than 200...

..., a high viscosity is attributed to the solid zone which resolves the nonphysical dynamic condition at the fluid/solid interface. From extensive numerical simulations performed in the course of this study, it was found that the ratio of solid-to-fluid viscosities should be almost the same as the ratio...