Search Results - "Castello, D.A."

Thermorheologically simple materials: A bayesian framework for model calibration and validation by Hernández, W.P., Castello, D.A., Roitman, N., Magluta, C.

“…The dynamic properties of viscoelastic materials show highly frequency-temperature dependency and numerical methods for structural systems containing this type…”
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Comparisons of complex modulus provided by different DMA by Henriques, I.R., Borges, L.A., Costa, M.F., Soares, B.G., Castello, D.A.

“…Dynamic mechanical analysis (DMA) is one of the most common methods employed to study the materials’ composition and properties. However, the complex modulus…”
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ABC for model selection and parameter estimation of drill-string bit-rock interaction models and stochastic stability by Castello, D.A., Ritto, T.G.

“…The bit-rock interaction considerably affects the dynamics of a drill string, thus choosing a suitable model and identifying its parameters considering…”
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A novel stochastic process to model the variation of rock strength in bit-rock interaction for the analysis of drill-string vibration by Lobo, D.M., Ritto, T.G., Castello, D.A.

“…•Torsional vibration severity in the presence of rock strength uncertainties.•Generation of a novel stochastic process through stochastic differential…”
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On the stochastic bit–rock interaction disturbances and its effects on the performance of two commercial control strategies used in drill strings by Lobo, D.M., Ritto, T.G., Castello, D.A., Batou, A.

“…The vibration of drill strings is a well-known source of undesirable disturbance in drilling operation, therefore it is important to design and evaluate active…”
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Bayesian calibration of constitutive models for polymeric foams by Henriques, I.R., Rouleau, L., Castello, D.A., Borges, L.A., Deü, J.-F.

“…Porous materials are traditionally used for their sound absorption and insulation properties. Over the past decade, more attention has been given to their…”
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Viscoelastic behavior of polymeric foams: Experiments and modeling by Henriques, I.R., Rouleau, L., Castello, D.A., Borges, L.A., Deü, J.-F.

“…•Thermo-mechanical characterization of two different polymeric foams based on torsional rheometer data•Modelling and identification of their long-term…”
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Spectral model and experimental validation of hysteretic and aerodynamic damping in dynamic analysis of overhead transmission conductor by Machado, M.R., Dutkiewicz, M., Matt, C.F.T., Castello, D.A.

“…•Application of Beam Spectral Element into the overhead transmission line vibrations,•Influence of hysteretic and aerodynamic damping in vibration of…”
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On the calibration of drill-string models based on hysteresis cycles data by Lobo, D.M., Ritto, T.G., Castello, D.A., de Souza, M.L.M.

“…•A mathematical model is developed to describe the dynamics of an experimental test-rig.•A novel procedure is proposed to calibrate the model developed.•The…”
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Uncertainty propagation analysis in laminated structures with viscoelastic core by Hernández, W.P., Castello, D.A., Ritto, T.G.

“…•The sandwich beam is modeled using a classical model of constant shear strain and a first order shear strain theory.•Two typical sources of uncertainties on…”
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Dynamics of a Duffing oscillator with the stiffness modeled as a stochastic process by Lobo, D.M., Ritto, T.G., Castello, D.A., Cataldo, E.

“…The Duffing equation has been extensively studied in the last decades, especially in systems of vibrating micro-beams subjected to electro-mechanical…”
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An experimental assessment of internal variables constitutive models for viscoelastic materials by Borges, F.C.L., Castello, D.A., Magluta, C., Rochinha, F.A., Roitman, N.

“…The present work is aimed at presenting an experimental assessment of a constitutive model used to describe viscoelastic behavior. This strategy is built on…”
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Dynamic mechanical characterization of epoxy-based thermosetting materials loaded with lignin by Orlandini, L. R., Henriques, I. R., Castello, D. A., Borges, L. A., Soares, B. G.

“…One of the key-aspects to promote sustainability in the biofuels industry is concerned with the recycling processes of its residues. In this sense, a…”
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A concept to reduce vibrations in steel catenary risers by the use of viscoelastic materials by Borges, F.C.L., Roitman, N., Magluta, C., Castello, D.A., Franciss, R.

“…One of the most important issues in steel riser systems is the VIV phenomenon (Vortex Induced Vibration). VIV may induce high levels of structural vibrations…”
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Constitutive parameter estimation of a viscoelastic model with internal variables by Castello, D.A., Rochinha, F.A., Roitman, N., Magluta, C.

“…The present work is aimed at estimating the constitutive parameters of viscoelastic materials. The constitutive equation addressed takes internal dissipation…”
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A flexibility-based continuum damage identification approach by Stutz, L.T., Castello, D.A., Rochinha, F.A.

“…The present work presents a flexibility-based continuum damage identification approach. Here, it is considered that the current integrity state of a structure…”
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A structural defect identification approach based on a continuum damage model by Castello, D.A., Stutz, L.T., Rochinha, F.A.

“…This paper introduces a structural identification technique built on finite element (FE) model updating. The FE model is parameterized by a structural…”
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Barriers to dissemination of Venezuelan encephalitis viruses in the Middle American enzootic vector mosquito, Culex (Melanoconion) taeniopus by Weaver, S C, Scherer, W F, Cupp, E W, Castello, D A

“…Barriers to dissemination of Middle American epizootic hemagglutination inhibition subtype I-AB, and enzootic, subtype IE, Venezuelan encephalitis (VE) viruses…”
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Laboratory vector competence of Culex (Melanoconion) cedecei for sympatric and allopatric Venezuelan equine encephalomyelitis viruses by Weaver, S C, Scherer, W F, Taylor, C A, Castello, D A, Cupp, E W

“…Laboratory vector competence of Culex (Melanoconion) cedecei was examined for Venezuelan equine encephalomyelitis (VEE) viruses. Colonized adult female…”
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