Simulation of pulse wave propagation using one-dimensional models of hemodynamics
Gerasim V. Krivovichev, Н. В. Егоров
Abstract
Open-access reader
Gerasim V. Krivovichev, Н. В. Егоров
Abstract
Open-access reader
Abstract The models of hemodynamics, corresponding to the inviscid, Newtonian, and non-Newtonian models, are compared. The models are constructed by the averaging of the hydrodynamic system on the vessel cross-section. For the inviscid case, the analytical solution of the problem for pulse propagation is obtained. As the result of the comparison, the deviations of the solutions for non-Newtonian models from the Newtonian and inviscid cases are demonstrated.
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Abstract The models of hemodynamics, corresponding to the inviscid, Newtonian, and non-Newtonian models, are compared. The models are constructed by the averaging of the hydrodynamic system on the vessel cross-section. For the inviscid case, the analytical solution of the problem for pulse propagation is obtained. As the result of the comparison, the deviations of the solutions for non-Newtonian models from the Newtonian and inviscid cases are demonstrated.
Key concepts: Inviscid flow, Newtonian fluid, Non-Newtonian fluid, Pulse (music), Mechanics, Physics, Optics, Detector