2021年3月16日 · This paper presents the performance predicted by a computational fluid dynamic (CFD) model, which are 3D models that utilize parametric analysis, realizable k-epsilon turbulence models and experimental measurement for a jet.

2023年8月26日 · In this numerical study, to check the coherency of the high-speed jet the average centerline velocity, radial velocity, and turbulent intensity profile have been studied at distant axial distances for circular and non-circular nozzle configurations.

2025年1月24日 · Local heat transfer in the central and lateral zones is greatly improved by increasing the number of jets (N) and the jet–jet spacing (S), according to our findings. When the jet–jet...

2019年2月1日 · The theoretical solutions of free jets are compared with CFD simulations using various turbulent models such as the standard k-epsilon model, the k-epsilon realizable model, the standard k-omega model, the shear stress transport (SST) k-omega model, and the Reynolds stress model (RSM).

5 天之前 · Recent advancements in computational and experimental techniques have deepened the understanding of ejector dynamics. Working maps, which depict the relationship between operating conditions and the performance metrics of entrainment and pressure, are commonly used in defining the ejectors’ performances and designs and enhancing their operational flexibility. This paper investigates the ...

Accidental leaks from high-pressure hydrogen storage containers can lead to under-expanded jet flows, posing risks of fires or explosions. Practitioners traditionally harness Computational Fluid Dynamics (CFD) software to assess the hazards of such hydrogen releases.

2020年7月1日 · In this paper, Computational Fluid Dynamics (CFD) is used to assess the suitability of using a pseudo-source approach to model jet releases from rectangular openings. A comparative study is performed to evaluate the effect of nozzle shape on jet structure and dispersion characteristics for underexpanded hydrogen jet releases.

The co-Axial turbulent jets can create a complex flow with an outer jet developing under asymmetric conditions by considering high jet velocities for both core and annular jets. The main objective is to increase the penetration length of the nozzle by modify or designing the outlet shape of the jet.

2025年2月20日 · Fidelity LES Solver is a high-fidelity computational fluid dynamics (CFD) analysis tool tailored for hypersonic and supersonic flow simulations. This innovative tool expands large eddy simulations (LES) into critical aerospace applications, addressing the unique challenges faced in extreme flow regimes.

5 天之前 · AMA Style. Galindo J, Serrano JR, Dolz V, Iljaszewicz P. Impact of Mesh Resolution and Temperature Effects in Jet Ejector CFD Calculations.