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Topic: Computational Fluid Dynamics


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In the News (Mon 22 Jul 19)

  
  Computational fluid dynamics — CSC
Computational Fluid Dynamics (CFD) stands for the description of the properties of fluid by solving physical equations using computational methods.
CFD together with experiments and mathematical analysis helps to understand phenomena detected in fluids.
Our CFD experts have a wide experience in modeling fluid phenomena and we have an extensive selection of commercial software for CFD and powerful supercomputers to carry out the computations.
www.csc.fi /english/research/sciences/CFD   (165 words)

  
  THEORETICAL AND COMPUTATIONAL FLUID DYNAMICS
The purpose of the journal is to report original research of scholarly value in theoretical and computational fluid dynamics aimed at elucidating flow physics.
Of particular interest are those papers in which combined computational and experimental approach is taken to gain insight into complex flow physics and papers in which a fundamental theoretical analysis is presented to complement and/or explain computationally observed phenomena.
Computational results are expected to be rigorous in the sense that the numerical algorithm has been well tested and the crucial issue of resolution of the flow field has been addressed.
www.efluids.com /efluids/pages/j_midpages/theoretical_and_comp.htm   (188 words)

  
 Computational Fluid Dynamics
Fluid Dynamics is the science concerned with studying the response of fluids (most liquids and gases) to forces exerted upon them.
Computational Fluid Dynamics (CFD) involves the use of computational methods to solve mathematical equations to predict how fluids will flow, and what will be their quantitative effects on the solids they are in contact with.
CFD is a field where existing tools have the maturity to support the kind of work envisaged, but which are by no means straightforward to use.
www.geodise.org /technologies/cfd.htm   (278 words)

  
  CFD
Computational Fluid Dynamics (CFD) is a well established and validated technique which is widely used to investigate and optimize fluid flows in applications as diverse as Formula One motor racing and filtration systems.
CFD is often used to complement or an alternative to experimental testing.
In CFD, the volume of fluid being simulated is represented by a mesh of cells (the mesh representing the fluid around a drill bit is shown opposite).
www.reedhycalog.com /FC/Features/cfd.html   (304 words)

  
 Computational fluid dynamics - Wikipedia, the free encyclopedia
Computational fluid dynamics (CFD) is the use of computers to analyze problems in fluid dynamics.
Lastly, if the problem is highly dynamic and occupies a wide range of scales, tcally modified in time, as in adaptive mesh refinement methods.
The volume occupied by the fluid is divided into discrete cells (the mesh).
en.wikipedia.org /wiki/Computational_fluid_dynamics   (3306 words)

  
 Search for Fluid Dynamics - WordIQ.com
Fluid dynamics is the study of fluids (liquids and gases...
Fluid dynamics is a branch of fluid mechanics, and...
Fluid dynamics is the subdiscipline of fluid mechanics that studies fluids (liquids and gases) in motion...
www.wordiq.com /cgi-bin/smartsearch/smartsearch.cgi?keywords=Fluid+Dynamics&s=160&bt=&crawlsite=&c=&db=&e=2910003&f=0&username=&c3=2&c5=1&c99=   (522 words)

  
 Dictionary : Fluid_Mechanics
Branches of fluid dynamics include hydrodynamics (study of liquids in motion) and aerodynamics (study of gases in motion) as well as vortex dynamics, gas dynamics, computational fluid dynamics (CFD), convection heat transfer, flows of turbo machinery, acoustics, bio-fluids, physical oceanography, atmospheric dynamics, wind engineering, and the dynamics of two-phase flows.
CFD is a computational technology that enables the user to study the dynamics of things that flow.
CFD uses high-speed computers and numerical methods to seek approximate solutions to the mathematical equations that describe fluid flow.
www.centennialofflight.gov /essay/Dictionary/Fluid_Dynamics/DI116.htm   (337 words)

  
 Computational Fluid Dynamics Group | History
The author makes apologies for the myopic view of CFD at Los Alamos and is the first to recognize the direct contributions of colleagues in other parts of the Laboratory and the contribution of the Laboratory as a whole, in providing one of the premiere research facilities in the world.
Computer codes for each new method were written from scratch and were not intended to be exported.
The particles represent parcels of fluid that interact with fluid like forces that are chosen to duplicate the equation of state and viscous effects [Harlow, 1963].
www.lanl.gov /orgs/t/t3/history.shtml   (2377 words)

  
 Computational Fluid Dynamics
The CFD Team at HyPerComp has been performing research and development (RandD) in the areas of numerical algorithms, physical modeling such as turbulence modeling, modeling of heat transfer and real-gas flows with chemical reactions, geometry creation and repair, and grid generation for more than 25 years.
The RANS equations including the buoyancy terms were solved in the fluid region, with the heat transfer at the solid-fluid interface obtained from the temperature distribution and conductivity in the solid.
Computation of unsteady loads for a 2.5D multistage Turbomachinery system is in some respect much more complex than a simple single component 3D rotor blade optimization.
www.hypercomp.net /Technologies/CFD/cfd_low.html   (1295 words)

  
 Theorectical and Computational Fluid Dynamics
Certain important areas in fluid mechanics have not easily yielded to the more traditional analytical and empirical approaches whereas the rapidly maturing field of computational fluid dynamics is reaching a state where it can contribute significantly to such research efforts.
The application of computational techniques to the understanding of basic flow physics may be fruitfully combined with related fundamental theoretical work which sheds new light on the physical results of computations and experiments or provides a means for future improved methods of solution.
Computational results are expected to be rigorous in the sense that the numerical algorithm has been well tested and the crucial issue of resolution of the flow field has been addressed.
gort.ucsd.edu /newjour/t/msg02320.html   (581 words)

  
 Trends in Engineering: Computational Fluid Dynamics
Computational Fluid Dynamics is allowing research to be completed in much less time that it had with the use of previous techniques.
Computational Fluid Dynamics is integrated with other processes to develop a model of a combustion engine that gives accurate quantitative data related to operation without an actual physical model [2].
Computational Fluid Dynamics solves the compression forces and the enthalpy equations of the reaction, which previous to the development of this process had to be done separately.
www.pitt.edu /~mmn9/paper2.htm   (1035 words)

  
 Computational fluid dynamics   (Site not responding. Last check: )
The use of computers to analyse problems in fluid dynamics.
The usual method is discretize the fluid domain into small cells to form a grid, and then apply iterative method s to solving the Navier-Stokes equations for them.
For many problems the solutions for the fluid equations are obtained at the same time as equations describing other properties of the system.
www.serebella.com /encyclopedia/article-Computational_fluid_dynamics.html   (1035 words)

  
 Mechanical Directory - Fluid Mechanics and Dynamics\ Computational
Fluid Mechanics and Dynamics\ Computational [1-10 of 14]
CFD Review is a news/support/information clearinghouse for the CFD community.
General purpose CFD code for turbulence, multiphase flow and radiation.
www.mechdir.com /webs/type/115   (168 words)

  
 Computational Fluid Dynamics (CFD) Software & Solutions from ANSYS
Until recently, studies of fluids in motion were confined to the laboratory, but with the rapid growth in processing power of the personal computer, software applications now bring numerical analysis and solutions of flow problems to the desktop.
Computational Fluid Dynamics (CFD) has become an integral part of the engineering design and analysis environment of many companies who require the ability to predict the performance of new designs or processes before they are ever manufactured or implemented.
Fluid dynamics is used in industries including aerospace, automotive, chemical processing, power generation, heating, ventilation, air conditioning, biomedical, oil and gas, marine and many others.
www.ansys.com /solutions/fluid-dynamics.asp   (263 words)

  
 Computational Fluid Dynamics Overview   (Site not responding. Last check: )
Computational fluid dynamics (CFD) is the numerical analysis of fluid flow, heat transfer, and related phenomena.
CFD has become an integral part of the engineering design and analysis environment of many companies because of its ability to predict the performance of new designs or processes before they are manufactured or implemented.
CFD also encourages innovation because it enables cost-effective means for testing novel designs that would otherwise be too expensive and risky to investigate.
www.npd-solutions.com /cfdoverview.html   (490 words)

  
 CFM Book
Researchers, equipment designers and process engineers are increasingly using computational fluid dynamics (CFD) to analyze the flow and performance of process equipment such as chemical reactors, stirred tanks, fluidized beds, cyclones, combustion systems, spray dryers, pipeline systems, heat exchangers, and other equipment.
CFD allows for an in-depth analysis of the fluid mechanics and local effects in these types of equipment.
The steady state computer model correctly predicted the longitudinal vortex and a high turbulence intensity in the hairpin vortex region.
www.bakker.org /cfmbook/cfmbook.htm   (1574 words)

  
 CFD (Computational Fluid Dynamics)
CFD (Computational Fluid Dynamics) is using the computer to formulate how Fluid and or Gasses will react in a given environment.
CFD can decrease the "time to market" of a product by as much as 70% and at a proportional cost saving.
The CFD process was employed to the inlet port and combustion chamber.
www.223d.com /CFD.htm   (303 words)

  
 Studiehandbok 06/07
Together with 5C1212 Computational Fluid Dynamics, a comprehensive course on theory and practice of computational fluid dynamics.
The skills learned will enable students to understand properties and limitations of standard computational fluid dynamics software and to undertake flow computations using current best practice for model and method selection, and assessment of the quality of results obtained.
Standard computational fluid dynamics software will be used to solve selected industrial and research problems within student projects.
www.kth.se /student/studiehandbok/Kurs.asp?Code=5C1213&lang=0   (142 words)

  
 Computational Fluid Dynamics at Cranfield University   (Site not responding. Last check: )
Computational Fluid Dynamics (CFD) has grown from a mathematical curiosity to become an essential tool in almost every branch of fluid dynamics, from aerospace propulsion to weather prediction.
CFD is commonly accepted as referring to the broad topic encompassing the numerical solution, by computational methods, of the governing equations which describe fluid flow, the set of the Navier-Stokes equations, continuity and any additional conservation equations, for example energy or species concentrations.
Firstly, the desire to be able to model physical fluid phenomena that cannot be easily simulated or measured with a physical experiment, for example weather systems or hypersonic aerospace vehicles.
public.cranfield.ac.uk /me/me028/cfdcentre_www/whatiscfd.htm   (207 words)

  
 Multi-Phase Computational Fluid Dynamics
CFD and chaos theory are being utilized to reduce pollutants from diesel engine combustion.
The fluid was stratified in temperature and salinity.
Computational Flow Dynamics (CFD) modeling has been employed to develop a bridge from the laboratory system to the ATD design.
www.dt.navy.mil /hyd/mul-pha-com/index.html   (2588 words)

  
 Mechanical and Aerospace Engineering : Research in Computational Fluid Dynamics
Computational fluid dynamics (CFD) is the branch of fluid mechanics devoted to the development and application of computer-based tools to solve the partial differential equations describing fluid flow.
The field of CFD includes those aspects of numerical analysis and computer science relevant to the numerical solution of partial differential equations and mesh generation, the development of physically-based models for those phenomena that cannot be computed directly, and the application of these tools to important problems in fluid mechanics and fluids engineering.
CFD has evolved over past decades from a specialized research area, studied primarily by those developing new algorithms for specific fluid flow problems, to a broadly-used practical tool used by engineers in virtually every industry.
www.mae.cornell.edu /index.cfm/page/res/fluids/cfd.htm   (508 words)

  
 Faculty of Engineering
Computational Fluid Dynamics (CFD) is a design tool that has been developed over the past few decades and will be continually developed as the understanding of the physical and chemical phenomena underlying CFD theory improves.
The goals of CFD are to be able to accurately predict fluid flow, heat transfer and chemical reactions in complex systems, which involve one or all of these phenomena.
CFD can be used to predict species concentrations within extremely hostile environments where experimental sampling may not be practical.
www.leeds.ac.uk /cfd   (1325 words)

  
 Computational Fluid Dynamics
With this funding, a Computational Fluid Dynamics Center was formed at ISU to coordinate and promote interdisciplinary activities in this subject area.
Computational fluid mechanics is a relatively new area of specialization.
Once a computer algorithm has been developed, a computational study can be performed with remarkable speed, often allowing the designer to study the implications of many different configurations in less than a day to choose the optimal design.
www.eng.iastate.edu /me/graduate/programs/fluid/computation.html   (564 words)

  
 Faculty of Engineering
Computational Fluid Dynamics (CFD) is a design tool that has been developed over the past few decades and will be continually developed as the understanding of the physical and chemical phenomena underlying CFD theory improves.
The goals of CFD are to be able to accurately predict fluid flow, heat transfer and chemical reactions in complex systems, which involve one or all of these phenomena.
CFD can be used to predict species concentrations within extremely hostile environments where experimental sampling may not be practical.
www.engineering.leeds.ac.uk /cfd   (1325 words)

  
 CFD-CTA   (Site not responding. Last check: )
CFD is used for basic studies of fluid dynamics, for engineering design of complex flow configurations, and for predicting the interactions of chemistry with fluid flow for combustion and propulsion.
Fluid dynamics itself displays some very complex physics, such as boundary-layer flows, transition to turbulence, and turbulence dynamics, that require continued scientific research.
There are currently underway six (6) general purpose, scalable CFD software projects based on variations of the three general types of gridding methods used to represent complex flow geometry: the rectilinear structured grid, the scalable unstructured grid, and the local block structured/overset grid.
www.lcp.nrl.navy.mil /cfd-cta   (752 words)

  
 Tennis: Computational Fluid Dynamics (CFD)
Computers are used extensively throughout aeronautics to aid in the design and analysis of aircraft, watercraft, and even sports equipment.
In order to simulate fluid flow on the computer, the space around the object we are observing must be divided up into small pieces or sections; much like how street maps are divided up into squares.
Laminar and turbulent are terms which refer to the boundary layer of the fluid flow, which in simple terms is flow very close to the surface of a solid body.
wings.avkids.com /Tennis/CFD/index.html   (1377 words)

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