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流量管

流量管是一种类似管状的圆柱体,存在于在太空中的磁场范围内,在这些领域内与侧面的表面是平行的。管的横断面和其中包含的场在沿着管子长度的方向上或许有变化,但是磁通量永远是一个常数。

天文物理的应用上,流量管通常有强大的磁场和其他与周围的太空不一样的特性。它们通常在恒星,包括太阳的周围被发现,有许多流量管的直径大约是300公里。太阳黑子也会与直径2500公里的大流量管结合;有些行星也有流量管,最著名的例子就是木星和卫星埃欧之间的流量管。

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流量管
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