Magnetic Circuit Matlab Script: Difference between revisions
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John.hawkins (talk | contribs) Error correction |
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Bfg=.1; | Bfg=.1; | ||
% Assumed relative permeability | <br />% Assumed relative permeability | ||
mu0=4e-7*pi; | mu0=4e-7*pi; | ||
| Line 24: | Line 24: | ||
mu=mur*mu0 | mu=mur*mu0 | ||
% Geometry | <br />% Geometry | ||
lfg=1e-2 | lfg=1e-2 | ||
| Line 34: | Line 34: | ||
ldc=48e-2 | ldc=48e-2 | ||
ldabc= | ldabc=45e-2+48e-2+45e-2 | ||
Afg=4e-2*8e-2 | Afg=4e-2*8e-2 | ||
| Line 46: | Line 46: | ||
Adabc=2e-2*4e-2 | Adabc=2e-2*4e-2 | ||
% Air gap | <br />% Air gap | ||
Rfg=lfg/(mu*Afg) | Rfg=lfg/(mu*Afg) | ||
| Line 54: | Line 54: | ||
Ffg=Rfg*Ifg | Ffg=Rfg*Ifg | ||
% Right arms | <br />% Right arms | ||
Idef=Ifg | Idef=Ifg | ||
| Line 68: | Line 68: | ||
Fghc=Fdef; | Fghc=Fdef; | ||
% Center Column | <br />% Center Column | ||
Fdc=Fdef+Ffg+Fghc | Fdc=Fdef+Ffg+Fghc | ||
| Line 76: | Line 76: | ||
Idc=Fdc/Rdc | Idc=Fdc/Rdc | ||
% Left arm | <br />% Left arm | ||
Idabc=Idc-Idef | Idabc=Idc-Idef | ||
| Line 84: | Line 84: | ||
Fdabc=Rdabc*Idabc | Fdabc=Rdabc*Idabc | ||
% Results | <br />% Results | ||
Ftotal = Fdabc+Fdc+Fdef+Ffg+Fghc | Ftotal = Fdabc+Fdc+Fdef+Ffg+Fghc | ||
Latest revision as of 11:48, 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