Measurement of viscous flow velocity and flow visualization using two magnetic resonance imagers


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The accuracies of measuring the velocity field using clinical and research magnetic resonance imagers are compared. The flow velocity of a fluid simulating blood in a carotid artery model connected to a programmable pump was measured. Using phase-contrast magnetic resonance tomography, the velocity distributions in the carotid artery model were obtained and compared with the analytical solution for viscous liquid flow in a cylindrical tube (Poiseuille flow). It is found that the accuracy of the velocity measurement does not depend on the field induction and spatial resolution of the imagers.

作者简介

A. Boiko

Khristianovich Institute of Theoretical and Applied Mechanics, Siberian Branch; Tyumen State University

编辑信件的主要联系方式.
Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090; Tyumen, 625003

A. Akulov

Institute of Cytology and Genetics, Siberian Branch

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090

A. Chupakhin

Lavrent’ev Institute of Hydrodynamics, Siberian Branch

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090

A. Cherevko

Lavrent’ev Institute of Hydrodynamics, Siberian Branch; Novosibirsk State University

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090; Novosibirsk, 630090

N. Denisenko

Lavrent’ev Institute of Hydrodynamics, Siberian Branch; Novosibirsk State University

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090; Novosibirsk, 630090

A. Savelov

International Tomography Center, Siberian Branch

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090

Yu. Stankevich

International Tomography Center, Siberian Branch

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090

A. Khe

Lavrent’ev Institute of Hydrodynamics, Siberian Branch; Novosibirsk State University

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090; Novosibirsk, 630090

A. Yanchenko

Lavrent’ev Institute of Hydrodynamics, Siberian Branch; Novosibirsk State University

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090; Novosibirsk, 630090

A. Tulupov

International Tomography Center, Siberian Branch

Email: boiko@itam.nsc.ru
俄罗斯联邦, Novosibirsk, 630090

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