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# Re: [femm] permanent magnets?

- To: femm@yahoogroups.com
- Subject: Re: [femm] permanent magnets?
- From: David Meeker <dmeeker@ieee.org>
- Date: Mon, 23 Sep 2002 23:46:01 -0400
- References: <amoeiu+4fuh@eGroups.com>
- User-agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.1) Gecko/20020826

masteringmatlab wrote:

> `I am teaching a class next semester on brushless permanent magnet
> motor design. I would love my students to use FEMM to look at flux
> plots in these motors.
> Does FEMM have native permanent magnet material capabilities? In
> other words can I enter the remanence and coercive force for a PM
> material and have FEMM do the right thing? Or do I have to use
> current sheets, etc. to "create" magnet material?
> `

Yes, FEMM does have "native" permanent magnet material capabilites. There are several different types of magnetic materials defined in the materials library. I'd posted an example of a brushelss PM motor some time ago -- see http://groups.yahoo.com/group/femm/message/497
Dave.
--
David Meeker

- References:
  - permanent magnets?
    - From: "masteringmatlab" <masteringmatlab@yahoo.com>

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