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Structural Optimization is intended to supplement the engineer s
box of analysis and design tools making optimization as commonplace
as the finite element method in the engineering workplace. It
begins with an introduction to structural optimization and the
methods of nonlinear programming such as Lagrange multipliers,
Kuhn-Tucker conditions, and calculus of variations. It then
discusses solution methods for optimization problems such as the
classic method of linear programming which leads to the method of
sequential linear programming. It then proposes using sequential
linear programming together with the incremental equations of
structures as a general method for structural optimization. It is
furthermore intended to give the engineer an overview of the field
of structural optimization."
The availability of computers has, in real terms, moved forward the
practice of structural engineering. Where it was once enough to
have any analysis given a complex configuration, the profession
today is much more demanding. How engineers should be more
demanding is the subject of this book. In terms of the theory of
structures, the importance of geometric nonlinearities is explained
by the theorem which states that "In the presence of prestress,
geometric nonlinearities are of the same order of magnitude as
linear elastic effects in structures. " This theorem implies that
in most cases (in all cases of incremental analysis) geometric
nonlinearities should be considered. And it is well known that
problems of buckling, cable nets, fabric structures, ... REQUIRE
the inclusion of geometric nonlinearities. What is offered in the
book which follows is a unified approach (for both discrete and
continuous systems) to geometric nonlinearities which incidentally
does not require a discussion of large strain. What makes this all
work is perturbation theory. Let the equations of equilibrium for a
system be written as where P represents the applied loads, F
represents the member forces or stresses, and N represents the
operator which describes system equilibrium.
The enlargement of the EU is a major economic opportunity for all
companies in Europe. This book answers the twenty most important
questions on incentive funds, tax, labour and real estate law for
each of the ten new member countries, and provides the facts and
figures on their competitiveness. First published in German in
2004, it brings all the information up to date and compares the
investment conditions in those countries so that readers can make
informed decisions when looking to make new investments.
Structural Optimization is intended to supplement the engineer's
box of analysis and design tools making optimization as commonplace
as the finite element method in the engineering workplace. It
begins with an introduction to structural optimization and the
methods of nonlinear programming such as Lagrange multipliers,
Kuhn-Tucker conditions, and calculus of variations. It then
discusses solution methods for optimization problems such as the
classic method of linear programming which leads to the method of
sequential linear programming. It then proposes using sequential
linear programming together with the incremental equations of
structures as a general method for structural optimization. It is
furthermore intended to give the engineer an overview of the field
of structural optimization.
The availability of computers has, in real terms, moved forward the
practice of structural engineering. Where it was once enough to
have any analysis given a complex configuration, the profession
today is much more demanding. How engineers should be more
demanding is the subject of this book. In terms of the theory of
structures, the importance of geometric nonlinearities is explained
by the theorem which states that "In the presence of prestress,
geometric nonlinearities are of the same order of magnitude as
linear elastic effects in structures. " This theorem implies that
in most cases (in all cases of incremental analysis) geometric
nonlinearities should be considered. And it is well known that
problems of buckling, cable nets, fabric structures, ... REQUIRE
the inclusion of geometric nonlinearities. What is offered in the
book which follows is a unified approach (for both discrete and
continuous systems) to geometric nonlinearities which incidentally
does not require a discussion of large strain. What makes this all
work is perturbation theory. Let the equations of equilibrium for a
system be written as where P represents the applied loads, F
represents the member forces or stresses, and N represents the
operator which describes system equilibrium.
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