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Closed-form expressions for the steady-state response of damped transmission line conductors considering their bending stiffness
(Sage Publications Ltd, 2020-08)
This paper begins with a brief compilation of analytical models typically used to calculate the dynamic response of a conductor span belonging to an overhead transmission line, with a Stockbridge-type damper located near ...
Leis de Conservação Hiperbólicas 2D com Termo Fonte Stiff
(Universidade Estadual Paulista (Unesp), 2013-03-15)
As equações diferenciais parciais hiperbólicas tem recebido uma atenção especial nos últimos anos devido sua grande aplicabilidade em diversas áreas da ciência e pelas dificuldades numéricas que elas impõem. O presente ...
Reference Values of Pulse Wave Velocity in South America: A Call to Action
(ScidMed Central, 2015-04)
The measurement of pulse wave velocity (PWV) is a wellknown technique currently considered the gold standard of arterial stiffness quantification due to its simplicity, accuracy, reproducibility, and predictive valueHowever, ...
Improving Linearly Implicit Quantized State System Methods
(SAGE Publications, 2019-02)
In this article we propose a modification to Linearly Implicit Quantized State System Methods (LIQSS), a family of methods for solving stiff Ordinary Differential Equations (ODEs) that replace the classic time discretization ...
Fadiga em peças de madeira para uso estrutural
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Engenharia Civil - PPGECivCâmpus São Carlos, 2017-12-18)
The purpose of present study was to create a theoretical model that allowed with security and reliability to obtain, values of strength and stiffness to which the structural element will be submitted throughout its useful ...
Behavior of timber-concrete composite beams with two types of steel dowel connectors
(2018-01-01)
In this work the strength and the stiffness (EI) of wood-concrete composite beams with cross section T for two types of connection (bonded with epoxy and fixed by pre-drilling without adhesive) made by steel dowels, with ...
Analysis and stiffness evaluation of a microparallel kinematic machine
(Universidad Nacional de Colombia (Sede Medellín). Facultad de Minas., 2017-04-01)
This study explores a scaled version of a 3-PRRR parallel configuration that can be used in micro-machining tasks. The study addresses a stiffness model of a micro-parallel kinematic machine (mPKM) by employing an approach ...
An investigation into the isolation performance of mono-and bi-stable systems
(2014-01-01)
Motivated by the need for improving the isolation performance, many research studies have been performed on isolators with nonlinear characteristics. Based on the shape of their phase portrait, such devices can be configured ...
Disfunção Arterial como Possível Mecanismo de Agressão Cardíaca em Pacientes com Diabetes Mellitus Tipo II. Estudo Doppler-Ecocardiográfico
(1997-09-01)
Purpose - To evaluate the left ventricular structure and function and the arterial stiffness in type II diabetic patients. Methods - Thirteen diabetic patients, men and women (age 55±8 years) were included in the study. ...
Vascular stiffness and endothelial dysfunction: Correlations at different levels of blood pressure
(Informa HealthcareLondon, 2012)