Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Jonathan B. Ransom"'
Autor:
Rajendra Kansakar, W. Jefferson Stroud, Mohammad A. Aminpour, Dao Mong, John E. Schiermeier, Jonathan B. Ransom
Publikováno v:
International Journal for Numerical Methods in Engineering. 53:181-206
When performing global/local analysis, the issue of connecting dissimilar meshes often arises, especially when refinement is performed. One method of connecting these dissimilar meshes is to use interface elements. Curve interface elements, to connec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::01381d555fbf578fbf3457748a3f0fd5
https://doi.org/10.1002/nme.398
https://doi.org/10.1002/nme.398
Publikováno v:
Springer Proceedings in Mathematics & Statistics ISBN: 9781461463443
The NASA Langley Research Center’s Research Directorate provides many of the research and technology development capabilities required by the present and future needs of NASA across three encompassing technology areas, namely, aerodynamics, aerothe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::468adb3517c55a22d0649e0eaad7f8b6
https://doi.org/10.1007/978-1-4614-6345-0_1
https://doi.org/10.1007/978-1-4614-6345-0_1
Publikováno v:
International Journal for Numerical Methods in Engineering. 38:3695-3718
A new method for analysing plate and shell structures with two or more independently modelled finite element subdomains is presented, assessed, and demonstrated. This method provides a means of coupling local and global finite element models whose no
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1f337e9d8ec7e2db1f281468cac7f16c
https://doi.org/10.1002/nme.1620382109
https://doi.org/10.1002/nme.1620382109
Publikováno v:
51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference 18th AIAA/ASME/AHS Adaptive Structures Conference 12th.
Engineering fracture mechanics has played a vital role in the development and certification of virtually every aerospace vehicle that has been developed since the mid-20th century. NASA Langley Research Center s Durability, Damage Tolerance and Relia
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8b124432d9dde328617fae9868396caa
https://doi.org/10.2514/6.2010-2560
https://doi.org/10.2514/6.2010-2560
Publikováno v:
Finite Elements in Analysis and Design. 9:91-112
Methodologies for global/local stress analysis are described including both two- and three-dimensional analysis methods. These methods are being developed within a common structural analysis framework. Representative structural analysis problems are
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cc2af8247b12f160514baa57d100507d
https://doi.org/10.1016/0168-874x(91)90053-2
https://doi.org/10.1016/0168-874x(91)90053-2
Publikováno v:
12th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference.
An approach for conducting reliability-based design and optimization (RBDO) of a Boeing 767 raked wing tip (RWT) is presented. The goal is to evaluate the benefits of RBDO for design of an aircraft substructure. A finite-element (FE) model that inclu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::16a32e8384ffa257b8b136ae12975314
https://doi.org/10.2514/6.2008-5824
https://doi.org/10.2514/6.2008-5824
Publikováno v:
49th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference 16th AIAA/ASME/AHS Adaptive Structures Conference 10t.
During the past few decades, NASA Langley Research Center (LaRC) has supported several large-scale failure and incident investigations and numerous requests for engineering consultations. Although various extenuating circumstances contributed to each
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3b9a47bdfbf914d7cbcfaf1972923ed2
https://doi.org/10.2514/6.2008-2317
https://doi.org/10.2514/6.2008-2317
Autor:
Norman F. Knight, Jonathan B. Ransom
Publikováno v:
Computers & Structures. 37:375-395
A method for performing a global/local stress analysis is described and its capabilities are demonstrated. The method employs spline interpolation functions which satisfy the linear plate bending equation to determine displacements and rotations from
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b6dae374b2dd276d0057365b1b864b61
https://doi.org/10.1016/0045-7949(90)90027-y
https://doi.org/10.1016/0045-7949(90)90027-y
Publikováno v:
48th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference.
Durability and damage tolerance (D&DT) issues are critical to the development of lighter, safer and more efficient aerospace vehicles. Durability is largely an economic life-cycle design consideration whereas damage tolerance directly addresses the s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ec9359a5cc025d9c3f995efc69fb7b7a
https://doi.org/10.2514/6.2007-2377
https://doi.org/10.2514/6.2007-2377
Autor:
Jonathan B. Ransom
Publikováno v:
43rd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference.
A multifunctional interface method with capabilities for variable-fidelity modeling and multiple method analysis is presented. The methodology provides an effective capability by which domains with diverse idealizations can be modeled independently t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bb2e4fc55b616598b0c1d8d4d53f65ef
https://doi.org/10.2514/6.2002-1573
https://doi.org/10.2514/6.2002-1573