3 edition of **Finite element solver for 3-D compressible viscous flows** found in the catalog.

Finite element solver for 3-D compressible viscous flows

K. C. Reddy

- 355 Want to read
- 20 Currently reading

Published
**1987**
by National Aeronautics and Space Administration in [Washington, DC
.

Written in English

- Fluid mechanics.

**Edition Notes**

Statement | K.C. Reddy and J.N. Reddy. |

Series | NASA-CR ; 179182, NASA contractor report -- NASA CR-179182. |

Contributions | Reddy, J. N. 1945-, United States. National Aeronautics and Space Administration. |

The Physical Object | |
---|---|

Format | Microform |

Pagination | 1 v. |

ID Numbers | |

Open Library | OL15289593M |

"[T]his book is a highly interesting and valuable contribution to the field of numerical methods for PDEs. It is very suitable for a course on finite elements and iterative solvers in computational fluid dynamics for advanced undergraduate students in mathematics and computational engineering s: 2. Finite Element Solver for 3-D Compressible Viscous Flows K. C. Reddy and J. N. Reddy The University of Tennessee Space Institute Tullahoma, Tennessee Interim Report of Contract No. NAS J’ For Period: April - October Submitted to NASA/MSFC hfarshall Space Flight Center, AL 35d12 I b.

A numerical study of the laminar and compressible boundary layer, about a circular cone in a supersonic free stream, is presented. It is thought that if accurate and efficient numerical schemes can be produced to solve the boundary layer equations, they can be joined to numerical codes that solve the inviscid outer flow. The combination of these numerical codes is competitive with the accurate. Compressible Viscous Flows T. J. POINSOT* Center for Turbulence Research, Stanford University, Stanford, California AND S. K. LELE+ NASA Ames Research Center, Moffett Field, California Received Febru ; revised Ap Procedures to .

This method is well-explained in the book: Numerical Heat Transfer by Suhas V. Patankar (Hemisphere Publishing, , ISBN ). Almost all of the commercial finite volume CFD codes use this method and the 2 most popular finite element CFD codes do as well. Albeit it is a special application of the method for finite elements. Journal Article: Quadratic finite elements and incompressible viscous flows. Title: Quadratic finite elements and incompressible viscous flows. Full Record.

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In this book, the author examines mathematical aspects of finite element methods for the approximate solution of incompressible flow problems. The principal goal is to present some of the important mathematical results that are relevant to practical computations.

In so doing, useful algorithms are also by: Get this from a library. Finite element solver for 3-D compressible viscous flows. [K C Reddy; J N Reddy; United States. National Aeronautics and Space Administration.]. Least squares finite element method such as three-dimensional compressible viscous flows.

FEM is having more data book keeping, type of elements, discretization technique, order of. The space shuttle main engine (SSME) has extremely complex internal flow structure.

The geometry of the flow domain is three-dimensional with complicated topology. The flow is compressible, viscous, and turbulent with large gradients in flow quantities and regions of recirculations. The analysis of the flow field in SSME involves several tedious by: 1.

Finite Element Methods for Viscous Incompressible Flows examines mathematical aspects of finite element methods for the approximate solution of incompressible flow problems.

The principal goal is to present some of the important mathematical results that are relevant to practical computations. This is the first book devoted to the least-squares finite element method (LSFEM), which is a simple, efficient and robust technique for the numerical solution of partial differential equations.

The book demonstrates that the LSFEM can solve a broad range of problems in fluid dynamics and electromagnetics with only one mathematical. A HIGHER ORDER ACCURATE FINITE ELEMENT METHOD FOR VISCOUS COMPRESSIBLE FLOWS by Daryl L.

Bonhaus Committee Chairman: Bernard Grossman Aerospace and Ocean Engineering (ABSTRACT) The Streamline Upwind/Petrov-Galerkin (SU/PG) method is applied to higher-order ﬁnite-element discretizations of the Euler equations in one dimension and the Navier.

This Paper presents a three-dimensional higher-order-accurate finite volume algorithm for the solution of steady-state compressible flow problems.

Higher-order accuracy is achieved by constructing a piecewise continuous representation of the average solution values using the k-exact reconstruction scheme. The pseudo-transient continuation. This work covers a contribution to two most interesting research fields in aerodynamics, the finite element analysis of high-speed compressible flows (Part I) and aerodynamic shape optimization (Part II).The first part of this study aims at the development of a new stabilization formulation based on the Finite Increment Calculus (FIC) scheme for the Euler and Navier-Stokes equations in the.

Summary. We present a new parallel hybrid method to solve numerically elliptic equations on a channel-like domain. The method combines the highly accurate Chebyshev — spectral method with a standard finite difference one, via the CGBI — domain decomposition procedure.

A Higher-Order Unstructured Finite Volume Solver for Three-Dimensional Compressible Flows Conference Paper (PDF Available) November with Reads How we measure 'reads'.

There are numerous problems of two‐dimensional viscous, compressible or incompressible steady‐state flows where the governing hydrodynamic equations are difficult to solve even numerically due to their elliptic‐hyperbolic character and the complex geometry of the flow configuration.

For such problems, a finite‐element numerical technique has been developed whereby the steady‐state. Purchase Finite Element Methods for Viscous Incompressible Flows - 1st Edition.

Print Book & E-Book. ISBN • FEM analysis of fluid flow was developed in the mid- to late 70’s. • Advantages: highest accuracy on coarse grids. Excellent for diffusion dominated problems (viscous flow) and viscous, free surface problems.

• Disadvantages: slow for large problems and not well suited for turbulent flow. Finite element. compressible and incompressible flow equations. Hauke and Hughes [2] and Hauke [3] presented a finite element formulation for solving the compressible Navier-Stokes equations with different sets of variables.

They also showed that in the context of primitive or entropy variables, the incompressible limit is well behaved and therefore, one. A Higher Order Accurate Finite Element Method for Viscous Compressible Flows. View/ Open.

(Kb) (SU/PG) method is applied to higher-order finite-element discretizations of the Euler equations in one dimension and the Navier-Stokes equations in two dimensions. The unknown flow quantities are discretized on meshes of.

potential flow problems were he firs t to be solve d using finite elements. We mention, in this regard, the works of Zienkiewicz, Mayer, and Cheung5 on seepage through porous media and Martin6 on potentia l flow problems.

Finite element models of unsteady compressible and incompressible flow problems were obtained by Oden. 7"10 Applications of. A finite element method for viscous incompressible flow analysis is presented. The flow is classified into two types namely: the flow with negligible inertia for slow moving fluid, and with inertia for a more general flow.

Finite element equations corresponding to these flows are derived and are used in the development of the computer programs. The finite element solver employed results in time accurate solutions to hundreds of thousands of equations and permits the resolution of flow features heretofore C.A.

Taylor et al. l Comput. Methods Appl. Mech. Engrg. () ^_ l O cm/sec l O cm/sec Fig. A three-level generalized-co-ordinate group finite-element method for compressible viscous flow International Journal for Numerical Methods in Fluids, Vol. 5, No. 5 On the use of wall functions as boundary conditions for two-dimensional separated compressible flows.

Finite Elements: Fluid Mechanics, Volume 6 Volume 6 of Finite Elements, Graham F. Carey Volume 6 of Finite Elements: An Introduction, John Tinsley Oden Finite elements: Fluid mechanics, Graham F. Carey Texas finite element series: Authors: Eric B. Becker, Graham F.

Carey, John Tinsley Oden: Edition: illustrated: Publisher: Prentice-Hall, accuracy (e.g. [3]). Without special treatment for possible flow discontinuities, most finite element methods suffer from applicability to general compressible viscous flows due to the mixed hyperbolic/elliptic characters of the governing equations.A Finite Element Solver for 3-D Compressible Viscous Flows K.

C. Reddy, J. N. Reddy and S. Nayanl The University of Tennessee Space Institute Tullahoma, Tennessee Final Report of Contract No. NAS Submitted to NASA/MSFC Marshall Space Flight Center, AL by The University of Tennessee Space Institute Tullahoma, Tennessee