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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

An application of the finite differences method to a dynamical interface problem/

Ağıroğlu, İzzet Onur. Tanoğlu, Gamze January 2004 (has links) (PDF)
Thesis (Master)--İzmir Institute of Technology,İzmir, 2004. / Includes bibliographical references (leaves. 41-43).
2

Analysis Of Finite Difference Methods For Convection-Diffusion Problem/

Demirayak, Murat. Neslitürk, Ali İhsan January 2004 (has links) (PDF)
Thesis (Master)--İzmir Institute of Technology, İzmir, 2004. / Includes bibliographical references (leaves. 39-40).
3

A new second order accurate finite difference method for dynamic response of elastic-plastic finite deformation problems

Chen, Hsin-Piao 12 1900 (has links)
No description available.
4

Finite-difference methods for the diffusion equation /

Hayman, Kenneth John. January 1988 (has links) (PDF)
Thesis (Ph. D.)--University of Adelaide, 1988. / Includes bibliographical references (leaves 264-267).
5

High-order non-reflecting boundary conditions for the linearized Euler equations

Dea, John R. January 2008 (has links) (PDF)
Dissertation (Ph.D. in Applied Mathematics)--Naval Postgraduate School, September 2008. / Dissertation Advisor(s): Neta, Beny. "September 2008." Description based on title screen as viewed on November 6, 2008. Includes bibliographical references (p. 161-170). Also available in print.
6

Hyper-finite methods for multi-dimensional stochastic processes

Reimers, Mark Allan January 1986 (has links)
In this thesis we introduce Non-Standard Methods, in particular the use of hyperfinite difference equations, to the study of space-time random processes. We obtain a new existence theorem in the spirit of Keisler (1984) for the one dimensional heat equation forced non-linearly by white noise. We obtain several new results on the sample path properties of the Critical Branching Measure Diffusion, and show that in one dimension it has a density which satisfies a non-linearly forced heat equation. We also obtain results on the dimension of the support of the Fleming-Viot Process. / Science, Faculty of / Mathematics, Department of / Graduate
7

Finite difference methods for advection and diffusion /

Trojan, Alice von. January 2001 (has links) (PDF)
Thesis (Ph.D.)--University of Adelaide, Dept. of Applied Mathematics, 2001. / Includes bibliographical references (leaves 158-163).
8

The finite difference method in photonics an effectice way for numerically analysing ohotonic structures /

Siam, Mohamed. January 1900 (has links)
Thesis (M.Eng.). / Written for the Dept. of Electrical Engineering. Title from title page of PDF (viewed 2009/06/17). Includes bibliographical references.
9

Solidification modeling of iron castings using SOLIDCast

Muenprasertdee, Piyapong. January 1900 (has links)
Thesis (M.S.)--West Virginia University, 2007. / Title from document title page. Document formatted into pages; contains xvi, 222 p. : ill. (some col.). Includes abstract. Includes bibliographical references (p. 219-222).
10

Heat flow into underground openings: Significant factors.

Ashworth, Eileen. January 1992 (has links)
This project investigates the heat flow from the rock into ventilating airways by studying various parameters. Two approaches have been used: laboratory measurement of thermal properties to study their variation, and analytic and numerical models to study the effect of these variations on the heat flow. Access to a heat-flux system and special treatment of contact resistance has provided the opportunity to study thermal conductivity as a function of moisture contained in rock specimens. For porous sandstone, tuff, and concretes, thermal conductivity can double when the specimens are soaked; the functional dependence of conductivity on moisture for the first two cases is definitely non-linear. Five previous models for conductivity as a function of porosity are shown not to explain this new phenomenon. A preliminary finite element model is proposed which explains the key features. Other variations of conductivity with applied pressure, location, constituents, weathering or other damage, and anisotropy have been measured. In the second phase of the research, analytical and numerical methods have been employed to consider the effects of the variation in the thermal properties plus the use of insulation on the heat flow from the rock into the ventilated and cooled airways. Temperature measurements taken in drill holes at a local mine provide confirmation for some of the models. Results have been provided in a sensitivity analysis mode so that engineers working on other projects can see which parameters would require more detailed consideration. The thermal conductivity of the rock close to the airways is a key factor in affecting heat loads. Dewatering and the use of insulation, such as lightweight foamed shotcretes, are recommended.

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