Results 21 to 30 of about 44,801 (165)

Evaluation of Three Design approach of a bipropellant propulsion system including multidisciplinary design optimization, Robust and Optimum-Robust [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2019
Considering the importance of the presence of uncertainties in the design of complex engineering systems, in this research multidisciplinary design optimization process for a bipropellant propulsion system in the presence of uncertainties, which in ...
Amirhossain Adami   +2 more
doaj   +1 more source

ADMET property prediction via multi-task graph learning under adaptive auxiliary task selection

open access: yesiScience, 2023
Summary: It is a critical step in lead optimization to evaluate the absorption, distribution, metabolism, excretion, and toxicity (ADMET) properties of drug-like compounds.
Bing-Xue Du   +4 more
doaj   +1 more source

Multidisciplinary reliability design optimization under time-varying uncertainties

open access: yesAdvances in Mechanical Engineering, 2016
Degradation failure is one of the main reasons for complex mechanical systems losing their functions. Research on multidisciplinary design optimization under uncertainties should shift from static uncertainties to time-varying uncertainties.
Huanwei Xu   +4 more
doaj   +1 more source

Multidisciplinary Design Optimization in Engineering [PDF]

open access: yesMathematical Problems in Engineering, 2013
1 Department of Engineering, Indiana University-Purdue University Fort Wayne, 2101 East Coliseum Boulevard, Fort Wayne, IN 46805-149, USA 2Department of Production Engineering, KTH Royal Institute of Technology, Brinellvagen 68, 100 44 Stockholm, Sweden 3 School of Management, Harbin Institute of Technology, Harbin 150001, China 4Mechatronics Group ...
Zhuming Bi   +4 more
openaire   +1 more source

A fluid–structure analysis approach and its application in the uncertainty-based multidisciplinary design and optimization for blades

open access: yesAdvances in Mechanical Engineering, 2018
In practical engineering, the choice of blade shape is crucial in the design process of turbine. It is because not only the structural stability but also the aerodynamic performance of turbine depends on the shape of blades.
Debiao Meng   +4 more
doaj   +1 more source

Analytical Sensitivity Analysis of Dynamic Problems with Direct Differentiation of Generalized-α Time Integration

open access: yesMachines
In this paper, the direct differentiation of generalized-α time integration is derived, equations are introduced and results are shown. Although generalized-α time integration has found usage, the derivation and the resulting equations for the analytical
Erich Wehrle, Veit Gufler
doaj   +1 more source

An improved particle swarm optimization algorithm for dynamic analysis of chain drive based on multidisciplinary design optimization

open access: yesAdvances in Mechanical Engineering, 2019
Chain drive is one of the most commonly used mechanical devices in the main equipment transmission system. In the past decade, scholars focused on basic performance research, but ignore its best performance.
Mengjiang Chai   +2 more
doaj   +1 more source

A multidisciplinary coupling relationship coordination algorithm using the hierarchical control methods of complex systems and its application in multidisciplinary design optimization

open access: yesAdvances in Mechanical Engineering, 2016
Because of the increasing complexity in engineering systems, multidisciplinary design optimization has attracted increasing attention. High computational expense and organizational complexity are two main challenges of multidisciplinary design ...
Rong Yuan, Haiqing Li
doaj   +1 more source

Multidisciplinary Reliability Design Optimization Modeling Based on SysML

open access: yesApplied Sciences
Model-Based Systems Engineering (MBSE) supports the system-level design of complex products effectively. Currently, system design and optimization for complex products are two distinct processes that must be executed using different software or platforms,
Qiang Zhang, Jihong Liu, Xu Chen
doaj   +1 more source

LMI–based robust controller design approach in aircraft multidisciplinary design optimization problem

open access: yesAdvances in Mechanical Engineering, 2015
This article proposes a linear matrix inequality–based robust controller design approach to implement the synchronous design of aircraft control discipline and other disciplines, in which the variation in design parameters is treated as equivalent ...
Qinghua Zeng, Longzhi Chen
doaj   +1 more source

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