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Pulsatile Flow in Tapered Tubes: A Model of Blood Flow With Large Disturbances
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Blood flow-through segments of large arteries of man, between adjacent bifurcations, can be modeled as pulsatile flow in tapered converging tubes, of small angle of convergence, up to 2 deg. ...
Surface Tension and the Dodecahedron Model for Lung Elasticity
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Macroscopic elastic moduli governing the incremental deformations of lung parenchyma are calculated on the basis of a model for an individual lung element in the shape of a regular dodecahedron. ...
Elastic Moduli of Lungs
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Macroscopic elastic moduli governing the incremental deformation of pressurized lungs are calculated on the basis of a micromechanical study of an individual lung element (alveolus). The spongy ...
On the Shear Modulus of Polyhedron-Cell Liquid Foam
Publisher: The American Society of Mechanical Engineers (ASME)
A Cellular Model of Lung Elasticity
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The mechanics of the lung parenchyma is studied using models comprised of line members interconnected to form 3-D cellular structures. The mechanical properties are represented as elastic constants ...
Numerical Solutions for Steady and Unsteady Flow in a Model of the Pulmonary Airways
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A computational model is presented for unsteady flow through a collapsible tube with variable wall stiffness. The one-dimensional flow equations are solved for inlet, outlet and external conditions ...
The Steady Expiratory Pressure-Flow Relation in a Model Pulmonary Bifurcation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Experiments were conducted over a range of Reynolds numbers from 50 to 8000 to study the pressure-flow relationship for a single bifurcation in a multi-generation model during steady expiratory ...