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磁导率
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{{Infobox person
| 姓名 = 磁导率
|圖片 = [[File: 王振耀23154350143 b.jpg|缩略图|居中|250px|[httphttps://pic8image.nipicso.com/20100621/2163148_003328533247_2.jpg view?q=%E5%AF%BC%E7%A3%81%E6%9D%90%E6%96%99&src=srp&correct=%E5%AF%BC%E7%A3%81%E6%9D%90%E6%96%99&ancestor=list&cmsid=08ef34cf1265d0ecc5098eb21740df7c&cmran=0&cmras=6&cn=0&gn=0&kn=0&fsn=60&adstar=0&clw=246#id=63ba2cef23c6dbd573f0df7484310ae6&prevsn=120&currsn=180&ps=229&pc=59 原图链接][http://wwwspro.nipicso.com/showsearchthrow/api/midpage/3317755throw?ls=s112c46189d&lm_extend=ctype:3&ctype=3&q=%E5%AF%BC%E7%A3%81%E6%9D%90%E6%96%99&rurl=http%3A%2F%2Fwww.zk71.com%2Fdanhuanggangdai_9001%2Fproducts%2Fdanhuanggangdai_9001_85816554.html &img=http%3A%2F%2Ffile13.zk71.com%2FFile%2FCorpProductImages%2F2016%2F03%2F24%2F3_danhuanggangdai_9001_0_20160324100454.jpg&key=t017f8dfcc11e709014.jpg&s=1572940546730 图片来源 于呢图 于360搜索 网]]]
}}
=='''常用参数'''==
(1)初始磁导率μi:是指基本磁化曲线当H→0时的磁导率
下面给出几个常用的参数式:
[[File:Fc1f4134970a304ee2f474c9dfc8a786c9175c2b.jpg|缩略图|250px|[https://image.so.com/view?q=%E7%A3%81%E5%8C%96%E6%9B%B2%E7%BA%BF&src=srp&correct=%E7%A3%81%E5%8C%96%E6%9B%B2%E7%BA%BF&ancestor=list&cmsid=15a6d789d714c8df6c2de1f1369bcda8&cmran=0&cmras=0&cn=0&gn=0&kn=18&fsn=96&adstar=0&clw=246#id=49359eb015e45fd36aee36dda328272e&currsn=0&ps=64&pc=64 原图链接][https://zhidao.baidu.com/question/375380399.html 图片来源于百度网]]]
(1)有效磁导率μro。在用电感L形成闭合磁路中(漏磁可以忽略),磁心的有效磁导率为: