... Gurney flap micro aerial vehicle trailing edge vortices flapping wings computational fluid dynamics The concept of flapping flight, as found in nature, has always been a phenomenon that has inspired biologists and engineers alike, since it benefits from a broad range of aerodynamic mechanisms...

...Chenying Zhang; Ji Pei; Wenjie Wang; Shouqi Yuan; Xingcheng Gan; Congbing Huang; Jia Chen This study comprehensively investigates the flow features and energy loss mechanisms under stall conditions based on computational fluid dynamics (CFD) and hydraulic loss visualization techniques. The three...

... with perforated baffle plates of different configurations under pitch excitation. For this, the liquid sloshing is simulated using the concepts of computational fluid dynamics (CFD) using pressure-based solver in the time domain. A detailed parametric study is carried out to develop an effective configuration...

...Anh Dinh Le; Banh Duc Minh; Chu Duc Trinh A new blade configuration is proposed to further increase the performance of a Savonius rotor through a sequence of unsteady two-dimensional (2D) computational fluid dynamics (CFD) simulations. The blade is made by a multicurve and auxiliary profiles...

... , L. A. , 2017 , “ Computational Fluid Dynamics Analysis of the Venturi Dustiness Tester ,” Powder Technol. , 312 , pp. 310 – 320 . 10.1016/j.powtec.2017.02.030 [14] Sharma , A. , Ghia , U. , and Turkevich , L. A. , 2020 , “ Effects of Vortex Shedding...

... Eng., 142(10), p. 101301). Both computational fluid dynamics (CFD) simulations and experiments for the centrifugal pump are conducted to support the improvement. A good agreement exists between the performance at the best efficiency points (BEPs) of different rotating speeds obtained by simulations...

... to the design of the valve structure and even the control of cavitation. The traditional design uses flow coefficient as a fixed value, however, the flow state and flow coefficient will change during valve movement. In this study, a three-dimensional transient computational fluid dynamic model for high-pressure...

... , W. , 2019 , “ Vortex Pump as Turbine-a Type Turbine for Energy Generation or Recovery Based on Computational Fluid Dynamics Prediction ,” ASME J. Fluids Eng. , 141 ( 10 ), p. 101105 . 10.1115/1.4042754 [45] Li , W. , 2016 , “ Effects of Viscosity on Turbine Mode Performance...

...Long Phan; Beichao Hu; Cheng-Xian Lin; George S. Dulikravich Computational fluid dynamics (CFD) has become a popular tool compared to experimental measurement for thermal management in data centers. However, it is very time-consuming and resource-intensive when used to model large-scale data...

... in a computational fluid dynamics code to study the vaporization and condensation transport rate of the fluid. Experimental tests are conducted on a pump system to determine the true cavitation performance in terms of net positive suction head (NPSH). Experimental results are compared to simulation results...

... of laminar water hammer flow in a pipe with varying cross sections using Ansys Fluent software. Wan and Huang [ 5 ] introduced the MacCormack scheme to simulate water hammers in series pipe systems. computational fluid dynamics pressure transient flow water hammer numerical simulation 03...

... , “ Property Analysis of the Two-Phase Flow of Liquid-Ring Vacuum Pumps Based on Computational Fluid Dynamics (CFD) ,” Chem. Eng. Mach. , 6 , p. 21 . http://en.cnki.com.cn/Article_en/CJFDTOTAL-HGJX201006021.htm [17] Grunow , I. , Salecker , U. , Bartsch , P. , and Grohmann...

...-mail:  chjianping@hfut.edu.cn 13 07 2019 25 03 2020 30 04 2020 cone heat sink filet profiles liquid impingement heat transfer computational fluid dynamics A high rate of heat transfer was provided by impinging jets, which are extensively used for heat dissipation in high-power...

... using computational fluid dynamics (CFD)-based modeling simulations, four critical design parameters including the vortex tube radius and length, barrel radius, and the inlet width and height were optimized. NETL's open source multiphase flow with interphase exchange (MFiX) CFD code has been used...

... methods like Q and λ 2 which display vortical volumes. e-mail:  pablo-carrica@uiowa.edu 15 10 2019 20 12 2019 04 02 2020 vortices computational fluid dynamics While the definition of a vortex is still being debated, the need to visualize flow fields has led...

..., several effective computational fluid dynamics (CFD) methods were also developed to numerically simulate, analyze, and predict complicated multiphase flow phenomena and cavitation [ 9 – 15 ]. Comparing to the experiments, the numeric provides more information about dynamics and allows deeper insight...

...) pitch are considered. Computational fluid dynamics (CFD) simulations of a single stage pump are conducted on each inducer type to determine the cavitating (two-phase) and noncavitating (single-phase) performance for varying inducer tip clearance. The Rayleigh–Plesset cavitation model is used...

...Abhay Patil; Wenjie Yin; Rahul Agarwal; Adolfo Delgado; Gerald Morrison The affinity law modified for viscosity effects is further extended to include the power input and efficiency. The power input and efficiency data generated using computational fluid dynamics (CFD) are utilized to represent...

...A. J. Otaru; A. R. Kennedy This study uses novel methods, combining discrete element method (DEM) simulations for packing and computational fluid dynamics (CFD) modeling of fluid flow, to simulate the pressure drop across rigid, randomly packed beds of spheres ranging from 1 to 3 mm in diameter...

... fraction and pressure distribution on solid surface and were directly derived from computational fluid dynamics (CFD) results. Later, Hasuike et al. [ 21 ] used these indicators to study transient cavitation and evaluated the risk of erosion on a three-dimensional propeller. Ochiai et al. [ 16 ] considered...