Results 111 to 120 of about 1,875,388 (249)

Optimization of 3D‐Printed Structured Packings—Current State and Future Developments

open access: yesChemie Ingenieur Technik, EarlyView.
This paper gives an overview about structured packing development for distillation, surveying heuristic development cycles, computational fluid dynamics simulations, and additive manufacturing techniques. The emerging application of shape optimization to improve packings is emphasized, and its benefits, impact, and limitations are discussed.
Dennis Stucke   +3 more
wiley   +1 more source

Parametric analysis of the drag produced by a VHBR engine using CFD [PDF]

open access: yes, 2009
The future of the civil aeronautics industry will be determined by the decreasing oil supplies around the world and by more environmentally friendly aircraft designs.
Gomez-Parada, Josue
core   +2 more sources

Meso-microscale coupling for wind resource assessment using averaged atmospheric stability conditions

open access: yesMeteorologische Zeitschrift, 2019
A methodology to couple Numerical Weather Prediction (NWP) models with steady-state Computational Fluid Dynamic (CFD) models for wind resource assessment applications is proposed.
Pablo Durán   +5 more
doaj   +1 more source

Methodological Approach for Particle Transport: Analyzing Influential Factors and Comparing Simulation Software

open access: yesChemie Ingenieur Technik, EarlyView.
This study determines the dust filtration behavior of venting tubes in automotive headlights. Numerical simulations using Meshfree and STAR‐CCM+ and suitable experiments were conducted to analyze the airflow field, the particle transport, and the filtration efficiency.
Cornelia Müssig   +4 more
wiley   +1 more source

CHANCE: A FRENCH-GERMAN HELICOPTER CFD-PROJECT [PDF]

open access: yes, 2006
The paper gives an overview of the CHANCE research project (partly supported by the French DPAC and DGA and the German BMWA) which was started in 1998 between the German and French Aerospace Research Centres DLR and ONERA, the University of Stuttgart and
Pahlke, Klausdieter   +4 more
core  

Global and Detailed Calculation of Tube Wall Temperature in a Process Furnace Steam Superheater

open access: yesChemie Ingenieur Technik, EarlyView.
This study presents a comparison between an iterative global model and multiple approaches to a new non‐iterative model with the purpose of predicting tube wall temperature of a superheater. The results show that the non‐iterative method achieves sufficient accuracy while improving the prediction of local temperature distribution and better ...
Anežka Michálková, Zdeněk Jegla
wiley   +1 more source

Application of Variational Quantum Linear Solver in the Numerical Simulation of Steady Flow Over High-Speed Aircrafts

open access: yes气体物理
CFD methods encounter bottlenecks such as high computational costs and lengthy simulation time when applied to the numerical simulation of large-scale complex flows.
Yiwei FENG   +5 more
doaj   +1 more source

Comparative Study of Gas and Liquid Flow in Packed Beds Using Phase‐Contrast MRI

open access: yesChemie Ingenieur Technik, EarlyView.
This work presents applications of phase‐contrast magnetic resonance imaging (MRI) to investigate fluid flow fields and temperature in packed beds. Comparison of ethane (C2H6) gas flow with that of water flow is done at similar flow conditions. The temperature of water is also measured using MRI.
Maitreyi Sangal   +4 more
wiley   +1 more source

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