Magnetic Circuit Matlab Script: Difference between revisions
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% January 10, 2009 |
% January 10, 2009 |
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% Problem Statement Constraints |
% Problem Statement Constraints |
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Revision as of 23:39, 10 January 2010
%
% John Hawkins
% EMEC
% Magnetic Circuit Calculations
% Professor Rob Frohne
% January 10, 2009
% Problem Statement Constraints
N=1600;
Bfg=.1;
% Assumed relative permeability
mu0=4e-7*pi;
mur=500;
mu=mur*mu0
% Geometry
lfg=1e-2
ldef=31e-2+24.5e-2
lghc=ldef
ldc=48e-2
ldabc=46e-2+48e-2+46e-2
Afg=4e-2*8e-2
Adef=Afg
Aghc=Afg
Adc=8e-2*12e-2
Adabc=2e-2*4e-2
% Air gap
Rfg=lfg/(mu*Afg)
Ifg=Bfg*Afg
Ffg=Rfg*Ifg
% Right arms
Idef=Ifg
Rdef=ldef/(mu*Adef)
Fdef=Rdef*Idef
Ighc=Idef;
Rghc=Rdef;
Fghc=Fdef;
% Center Column
Fdc=Fdef+Ffg+Fghc
Rdc=ldc/(mu*Adc)
Idc=Fdc/Rdc
% Left arm
Idabc=Idc-Idef
Rdabc=ldabc/(mu*Adabc)
Fdabc=Rdabc*Idabc
% Results
Ftotal = Fdabc+Fdc+Fdef+Ffg+Fghc
i=Ftotal/N