Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Daniel Neufeld"'
Publikováno v:
Aerospace, Vol 10, Iss 8, p 718 (2023)
Recent development in Electric Vertical Take-off and Landing (eVTOL) aircraft makes it a popular design approach for urban air mobility (UAM). When designing these configurations, due to the uncertainty present in semi-empirical estimations, often us
Externí odkaz:
https://doaj.org/article/49dbc1d48f154113899cdc3d975b1d2f
Publikováno v:
Aerospace, Vol 9, Iss 3, p 160 (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
Externí odkaz:
https://doaj.org/article/83a2a309e34b46c0907de931124c0974
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering. 236:1184-1195
An engineering approach is presented to analyse the asymmetric blade thrust effect with the help of analytical and semi-empirical methods. It is shown that the contribution of the asymmetric blade thrust effect in the lateral-directional stability of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fe9475a3381cc45fe0446cb3fa32db21
https://doi.org/10.1177/09544100211029450
https://doi.org/10.1177/09544100211029450
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering. 231:485-496
Manufacturers often develop new products by modifying and extending existing products in order to achieve new market demands while minimizing development time and manufacturing costs. In this research, an efficient derivative design process was devel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::176e801ab331f3a37cc69ad771d5b52e
https://doi.org/10.1177/0954410016640805
https://doi.org/10.1177/0954410016640805
Autor:
Seok-Min Choi, Sangho Kim, Daniel Neufeld, Nhu Van Nguyen, Jae-Woo Lee, Wan-Sub Kim, Yung-Hwan Byun
Publikováno v:
Aerospace Science and Technology. 26:200-210
This paper describes the Multidisciplinary Design Optimization (MDO) of Unmanned Combat Air Vehicle (UCAV) using Multi-Fidelity Model (MFM). Multidisciplinary feasible approach is implemented to decompose a coupling variable in a mission and a weight
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6058f4e3eae8c3773ab70b2ee239e454
https://doi.org/10.1016/j.ast.2012.04.004
https://doi.org/10.1016/j.ast.2012.04.004
Publikováno v:
Aircraft Engineering and Aerospace Technology. 84:221-230
PurposeRotor performance analysis and design are complex due to the wide variation in flow characteristics. Design tools that can rapidly and accurately compute aerofoil data are needed for rotorcraft design and analysis purposes. The purpose of this
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3a018b1817c94254d8eaf8a418cbc718
https://doi.org/10.1108/00022661211237746
https://doi.org/10.1108/00022661211237746
Publikováno v:
Journal of Aircraft. 48:1602-1612
ARv = vertical tail aspect ratio ARw = wing aspect ratio CD;0 = parasite drag coefficient CL;max = maximum lift coefficient hcr = cruise altitude Ix = moment of inertia about x Iy = moment of inertia about y Iz = moment of inertia about z k = induced
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0b450dbb6ccdf3c23275787ff1188ee0
https://doi.org/10.2514/1.c031312
https://doi.org/10.2514/1.c031312
Publikováno v:
Structural and Multidisciplinary Optimization. 42:745-753
Aerospace design often involves computationally expensive physics based analysis methods such as Computational Fluid Dynamics (CFD) or the Finite Element Method (FEM). Since conceptual design optimization can require many function evaluations, simpli
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1c07d3ca6e6752e15f0827a86f2408a6
https://doi.org/10.1007/s00158-010-0532-8
https://doi.org/10.1007/s00158-010-0532-8
Publikováno v:
Structural and Multidisciplinary Optimization. 41:589-604
Genetic algorithms are well established for solving engineering optimization problems having both continuous and discrete design variables. In this paper, a mutation function for discrete design variables based on Data Mining is introduced. The M5P D
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4e95abb9b6654f874205b7e8aca56eb7
https://doi.org/10.1007/s00158-009-0439-4
https://doi.org/10.1007/s00158-009-0439-4
Publikováno v:
Scopus-Elsevier
A method for airfoil and slotted ap design optimization using hybrid optimization approach and multidelity aerodynamic analysis was developed. The procedure is based on global optimization using medium delity aerodynamic solvers to localize the optim
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e612fa18b22dec739b8c947417b3c3c5
https://doi.org/10.2514/6.2012-5453
https://doi.org/10.2514/6.2012-5453