Magnetic Circuit Matlab Script: Difference between revisions
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John.hawkins (talk | contribs) (Error correction) |
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<font face="Courier New"> |
<font face="Courier New"> |
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% |
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% John Hawkins |
% John Hawkins |
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Bfg=.1; |
Bfg=.1; |
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% Assumed relative permeability |
<br />% Assumed relative permeability |
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mu0=4e-7*pi; |
mu0=4e-7*pi; |
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mu=mur*mu0 |
mu=mur*mu0 |
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% Geometry |
<br />% Geometry |
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lfg=1e-2 |
lfg=1e-2 |
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ldc=48e-2 |
ldc=48e-2 |
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ldabc= |
ldabc=45e-2+48e-2+45e-2 |
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Afg=4e-2*8e-2 |
Afg=4e-2*8e-2 |
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Adabc=2e-2*4e-2 |
Adabc=2e-2*4e-2 |
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% Air gap |
<br />% Air gap |
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Rfg=lfg/(mu*Afg) |
Rfg=lfg/(mu*Afg) |
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Ffg=Rfg*Ifg |
Ffg=Rfg*Ifg |
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% Right arms |
<br />% Right arms |
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Idef=Ifg |
Idef=Ifg |
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Fghc=Fdef; |
Fghc=Fdef; |
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% Center Column |
<br />% Center Column |
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Fdc=Fdef+Ffg+Fghc |
Fdc=Fdef+Ffg+Fghc |
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Idc=Fdc/Rdc |
Idc=Fdc/Rdc |
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% Left arm |
<br />% Left arm |
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Idabc=Idc-Idef |
Idabc=Idc-Idef |
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Fdabc=Rdabc*Idabc |
Fdabc=Rdabc*Idabc |
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% Results |
<br />% Results |
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Ftotal = Fdabc+Fdc+Fdef+Ffg+Fghc |
Ftotal = Fdabc+Fdc+Fdef+Ffg+Fghc |
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Latest revision as of 10:48, 18 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=45e-2+48e-2+45e-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