Stiffened plates
Thin walled stiffened plates: optimization using lamination parameters / Placas finas reforçadas: otimização usando parâmetros de laminação
... This research involves an optimization process that uses as design variables the lamination parameters and the thickness of the plate and the stiffener, and as objective function the weight. Two stiffened ...
18
MSLB2015 PFerreira 6pages final
... steel plates with longitudinal stiffeners is very complex because they depend on a large number of variables, such as the shape and amplitude of the initial geometric imperfections, the residual stresses, the ...
6
Lat. Am. j. solids struct. vol.7 número3
... Since the deck is distant from sectional neutral axis of ship, the state of stresses created in it would be critical. That is why special attention should be paid to the strength evaluation of deck structures. The need ...
16
Salvado Ferreira Pedro
... of stiffened plates have been extensively studied over the last forty years, there are still some inconsistencies and gaps between the results of some studies and the results obtained through the design ...
8
Lat. Am. j. solids struct. vol.9 número1
... stiffened plates is increasing with the increase in the number of stiffeners up to a specific number after which there is no appreciable increase in ...
20
Performance of infill stiffened steel panel against blast loading
... conducting several tests, Smith and Hetherington (1994) concluded that structures with low ductility were vulner- able to blast loadings. Mendis and Ngo (2003) examined the tall concrete structures against blasts and ...
15
Lat. Am. j. solids struct. vol.13 número5
... The validation of the finite element formulation described above is necessary to ascertain the cor- rectness of the development of various matrices involved in the analysis of vibration and buckling problems. From the ...
26
Rev. Esc. Minas vol.60 número2
... of plates and ...the stiffened plates incorporating such a type of ...welded stiffened plates, namely intermittently welded serrated stiffened plates, which is applied in ...
15
Lat. Am. j. solids struct. vol.11 número2
... for plates; perfectly fixed, three edges fixed and two edges ...of stiffened plates, two states of boundary conditions for stiffeners were adopted; free and perfectly fixed (with perfect- ly fixed ...
15
Lat. Am. j. solids struct. vol.10 número4
... for stiffened plates since the ...rectangular stiffened plates for static, dynamic and stability analysis which are based on orthotropic plate ...of stiffened plates. Replacement ...
20
INTEGRATED CUTTING MACHINE PROGRAMMING AND LOT SIZING IN FURNITURE INDUSTRY Silvia Grandi dos Santos
... wooden plates of different sizes and ...wooden plates in stock (plates) are divided into rectangular smaller pieces (pieces) that will compose a given type of ...
17
Comparison of Bite Force with Locking Plates versus Non-Locking Plates in the Treatment of Mandibular Fractures: A Meta-Analysis
... would enable a better evaluation of the performance of the plate systems, since there is no significant difference in the bite force between the fractured side and the non-fractured side 30 because, in the immediate ...
9
Efficient and rapid C. elegans transgenesis by bombardment and hygromycin B selection.
... then either incubated on ice for about 30 minutes with occasional resuspension or vortexed gently at 4 uC. The beads were then washed once with 300 ml 70% HPLC-grade ethanol, once with 1000 ml 100% HPLC-grade ethanol and ...
7
Crashworthiness Performance of Stiffened Foam-filled Tapered Structures under Axial and Oblique Dynamic Loads
... simple stiffened foam-filled tapered structure (without the inner tube) and single-cell tapered structure (without the inner tube and foam), respectively; whereas, the other ratios of a/b refer to the ...
21
Buckling of Flat Thin Plates under Combined Loading
... thin plates, boundary conditions with simply supported (hinged) or clamped (fixed) edges, combined loadings with single compression or single shear or combination between them, compression and shear, with or ...
14
Mat. Res. vol.7 número2
... (SS) plates were cut into small rectangular samples (20 mm, 10 mm, 1 ...The plates were metallographically gritted until 1000# using a SiC emery paper and ultrasonically cleaned in water and ...The ...
6
Nonlinear Oscillation of FGM plates under Aerodynamic Load
... the finite element approach. Abdel-Motaglay et al. [8] employed finite element method based on first order shear deformation theory and approximated the aerodynamic load based on quasi-steady first-order piston theory to ...
6
Dynamic design of stiffeners for a typical panel using topology optimization and finite element analysis
... Skin-panels are widely used on the flight vehicle struc- ture, for example, the airfoil, rudder, and cabin, due to their light weight, fine aerodynamic configuration, and high structural efficiency. However, these ...
8
Lat. Am. j. solids struct. vol.14 número2
... Adhesively-bonded joints are widely used due to their several advantages over the other methods. Wider contact region in adhesively-bonded joints is the cause of more uniform stress distribution. In the same weight, ...
21
Creep-age forming of AA7475 aluminum panels for aircraft lower wing skin application
... the executive jet Gufstream G-IV and the commercial Airbus jets A330 and A340, as well as the A380. This late is the biggest commercial aircraft in operation, demanding very big parts and structures and in this case, CAF ...
7