Hartmann number
Hartmann number (Ha) is the ratio of electromagnetic force to the viscous force first introduced by Hartmann. It is defined by: where
* B is the magnetic field
* L is the characteristic length scale
* σ is the electrical conductivity
* μ is the dynamic viscosity
Hartmann number
Hartmann number (Ha) is the ratio of electromagnetic force to the viscous force first introduced by Hartmann. It is defined by: where
* B is the magnetic field
* L is the characteristic length scale
* σ is the electrical conductivity
* μ is the dynamic viscosity
has abstract
Die Hartmann-Zahl () ist eine ...... uftreten, eine wichtige Rolle.
@de
El Número de Hartmann es un pa ...... s Julius Hartmann (1881-1951).
@es
Hartmann number (Ha) is the ra ......
* μ is the dynamic viscosity
@en
Le nombre de Hartmann est un n ...... * σ - conductivité électrique
@fr
Число Гартмана () — критерий п ...... честь Ю. Гартмана (Хартманна).
@ru
哈特曼數 (Hartmann number,Ha) 是電磁力 ...... L 為特徵長度
* σ 為導電率
* μ 為動黏度
@zh
Wikipage page ID
25,186,925
Wikipage revision ID
564,853,929
comment
Die Hartmann-Zahl () ist eine ...... uftreten, eine wichtige Rolle.
@de
El Número de Hartmann es un pa ...... s Julius Hartmann (1881-1951).
@es
Hartmann number (Ha) is the ra ......
* μ is the dynamic viscosity
@en
Le nombre de Hartmann est un n ...... e la manière suivante : avec :
@fr
Число Гартмана () — критерий п ...... честь Ю. Гартмана (Хартманна).
@ru
哈特曼數 (Hartmann number,Ha) 是電磁力 ...... L 為特徵長度
* σ 為導電率
* μ 為動黏度
@zh
label
Hartmann number
@en
Hartmann-Zahl
@de
Nombre de Hartmann
@fr
Número de Hartmann
@es
Число Гартмана
@ru
哈特曼數
@zh