Results 21 to 30 of about 12,552,112 (178)

Multifidelity Multidisciplinary Design Optimization of Integral Solid Propellant Ramjet Supersonic Cruise Vehicles

International Journal of Aerospace Engineering, 2019
Integral solid propellant ramjet (ISPR) supersonic cruise vehicles share the characteristic that they are highly integrated configurations. The traditional design of vehicles cannot achieve a balance between computational expense and accuracy.
Xiaojian Sun, Jianquan Ge, Tao Yang, Qiangqiang Xu, Bin Zhang   +4 more
doaj   +1 more source

Multidisciplinary Design Optimization(MDO) of a Medium-Sized Solar Powered HALE UAV Considering Energy Balancing [PDF]

Journal of the Korean Society for Aeronautical & Space Sciences, 2012
A MDO study of a midium-sized solar powered High Altitude Long Endurance (HALE) UAV has been performed, focused on energy balance. In the MDO process, Vortex Lattice Method(VLM) is employed for the aerodynamic modeling of the vehicle, of which structural weight is estimated with the modeling proposed by Cruz.
Kyung-Hyun Park, Sang-Gyu Min, Jon Ahn, Dong-Ho Lee   +3 more
openaire   +1 more source

Metamodel-Based Multidisciplinary Design Optimization of a Deep-Sea Manganese Nodules Test Miner

Journal of Applied Mathematics, 2012
A deep-sea manganese nodules test miner has not only coupled relationship between system components but also various design requirements of each system to meet the specified multitasks.
Minuk Lee, Su-gil Cho, Jong-Su Choi, Hyung-Woo Kim, Sup Hong, Tae Hee Lee   +5 more
doaj   +1 more source

Novel Aspect of Composite Sandwich Fairing Structure Optimization of a Two Stages Launch Vehicle by Using MDO Independent Subspace Approach [PDF]

International Journal of Advanced Design and Manufacturing Technology, 2018
In this paper, a novel composite sandwich structure analysis of Launch Vehicle (LV) fairing is considered and proposed by a new Multidisciplinary Design Optimization (MDO) for a two-stage launch vehicle.
Foozie Morovat, Jafar Roshanian, Ali Mozaffari, Hadi Zaare   +3 more
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Multidisciplinary design optimization of non-uniform stiffened cylindrical shells

Zhongguo Jianchuan Yanjiu, 2021
ObjectivesUnderwater structures have strict requirements for intensity, mass, vibration, noise and so on. From a multidisciplinary perspective, realizing the design optimization of such structures to improve their overall performance is of great ...
Jingru LI, Jiang LIU, Sheng LI
doaj   +1 more source

Computational system for multi disciplinary optimization at conceptual design stage [PDF]

International Journal for Simulation and Multidisciplinary Design Optimization, 2008
Presented is a computational system for multidisciplinary design optimization (MDO) at the conceptual design stage. During this phase, hundreds of low-fidelity models such as equations and compiled code, and thousands of variables are used to describe
Fantini P., Balachandran L. K., Guenov M. D.   +2 more
doaj   +1 more source

Knowledge Discovery for Transonic Regional-Jet Wing through Multidisciplinary Design Exploration

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
Data mining is an important facet of solving multi-objective optimization problem. Because it is one of the effective manner to discover the design knowledge in the multi-objective optimization problem which obtains large data. In the present study, data
Kazuhisa CHIBA, Shigeru OBAYASHI, Hiroyuki MORINO   +2 more
doaj   +1 more source

A Multidisciplinary Possibilistic Approach to Size the Empennage of Multi-Engine Propeller-Driven Light Aircraft

Aerospace, 2022
In considering aircraft design, it is very important to effectively size the tail configuration for stability and control. Multidisciplinary design optimization (MDO) focuses on the use of numerical optimization in the design of systems with multiple ...
Mohsen Rostami, Julian Bardin, Daniel Neufeld, Joon Chung   +3 more
doaj   +1 more source

Multidisciplinary Reliability Design Optimization Modeling Based on SysML

Applied 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

Multidisciplinary Design Optimization of a Small Launch Vehicle; a System Sensitivity Analysis Approach [PDF]

فصلنامه علوم و فناوری فضایی, 2008
-Multidisciplinary Design Optimization (MDO) approaches have significant effects on aerospace vehicle design methodology. In designing next generation space launch systems, MDO processes will face new and greater challenges.
M. Ebrahimi, J. Jodey, J. Roshanian
doaj