The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 07, 2014

Filed:

Sep. 11, 2012
Applicant:

Yuji Uehara, Kawasaki, JP;

Inventor:

Yuji Uehara, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/10 (2006.01); G06F 17/50 (2006.01); G01R 33/00 (2006.01); G01R 33/12 (2006.01);
U.S. Cl.
CPC ...
G01R 33/1215 (2013.01); G06F 2217/16 (2013.01); Y02T 10/82 (2013.01); G06F 17/5018 (2013.01); G01R 33/0064 (2013.01);
Abstract

A method for simulating a magnetic material includes: repeatedly performing a first process and a second process until the change of magnetization and a static magnetic field converges, the first process being to calculate a distribution of the magnetization and an average magnetization in a magnetic material model of micromagnetics, and the second process being to assign the magnetic material model of the micromagnetics to each mesh included in another magnetic material model, calculate the static magnetic field of the another magnetic material model using the calculated average magnetization, and return the calculated static magnetic field to the calculation of the distribution of the magnetization; generating a hysteresis loop of each mesh included in the another magnetic material model based on the calculated average magnetization and the calculated static magnetic field, and calculating a hysteresis loss of the another magnetic material model from an area of the generated hysteresis loop.


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