Hartmann number
id:
hartmann-number-288-7179928
title:
Hartmann number
text:
The Hartmann number (Ha) is the ratio of electromagnetic force to the viscous force, first introduced by Julius Hartmann of Denmark. It is frequently encountered in fluid flows through magnetic fields. It is defined by: where B is the magnetic field intensity
L is the characteristic length scale
σ is the electrical conductivity
μ is the dynamic viscosity
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Hartmann_number
date created:
date modified:
2023-12-03T02:14:15Z
main entity:
{"identifier":"Q1587280","url":"https://www.wikidata.org/entity/Q1587280"}
image:
fields total:
13
integrity:
13