Life-cycle reliability-based optimization of civil and aerospace structures

DM Frangopol, K Maute - Computers & structures, 2003 - Elsevier
Today, it is widely recognized that optimization methodologies should account for the
stochastic nature of engineering systems and that concepts and methods of life-cycle …

A new study on reliability-based design optimization

J Tu, KK Choi, YH Park - 1999 - asmedigitalcollection.asme.org
This paper presents a general approach for probabilistic constraint evaluation in the
reliability-based design optimization (RBDO). Different perspectives of the general approach …

Hybrid analysis method for reliability-based design optimization

BD Youn, KK Choi, YH Park - J. Mech. Des., 2003 - asmedigitalcollection.asme.org
Reliability-based design optimization (RBDO) involves evaluation of probabilistic
constraints, which can be done in two different ways, the reliability index approach (RIA) and …

A new response surface methodology for reliability-based design optimization

BD Youn, KK Choi - Computers & structures, 2004 - Elsevier
Deterministic optimum designs that are obtained without consideration of uncertainties could
lead to unreliable designs, therefore calling for reliability-based design optimization (RBDO) …

Reliability-based design optimization for crashworthiness of vehicle side impact

BD Youn, KK Choi, RJ Yang, L Gu - Structural and Multidisciplinary …, 2004 - Springer
With the advent of powerful computers, vehicle safety issues have recently been addressed
using computational methods of vehicle crashworthiness, resulting in reductions in cost and …

Enriched Performance Measure Approach for Reliability-Based Design Optimization.

BD Youn, KK Choi, L Du - AIAA journal, 2005 - arc.aiaa.org
BECAUSE of the extensive efforts of engineering disciplines over past three decades,
design guidelines and/or standards have been modified to incorporate the concept of …

An investigation of nonlinearity of reliability-based design optimization approaches

BD Youn, KK Choi - J. Mech. Des., 2004 - asmedigitalcollection.asme.org
Because deterministic optimum designs obtained without taking uncertainty into account
could lead to unreliable designs, a reliability-based approach to design optimization is …

Reliability-based design optimization of aeroelastic structures

M Allen, K Maute - Structural and Multidisciplinary Optimization, 2004 - Springer
Aeroelastic phenomena are most often either ignored or roughly approximated when
uncertainties are considered in the design optimization process of structures subject to …

Design potential method for robust system parameter design

J Tu, KK Choi, YH Park - AIAA journal, 2001 - arc.aiaa.org
THE existenceof uncertaintiesin either engineeringsimulations or manufacturing processes
requires a reliability-based design optimization (RBDO) model for robust and cost-effective …

Integration of design and manufacturing for structural shape optimization

KH Chang, PS Tang - Advances in engineering software, 2001 - Elsevier
This paper presents an integrated design and manufacturing approach that supports shape
optimization of structural components. The approach starts from a primitive concept stage …