%?This?function?transforms?a?three-phase?unbalanced?phasor?into?its
%?symmetrical?components.
%?The?Three?phasors?can?be?expressed?in?a?one?column?array?in?rectangular
%?complex?form?or?in?a?two?column?array?in?polar?form?with?1st?column
%?magnitude?and?2nd?column?phase?angle?in?degree.
%?The?function?returns?the?symmetrical?components?in?rectangular?form.
%?The?function?plots?the?original?unbalanced?phasors?and?the
%?symmetrical?components.
%
%??Copyright?（C）?1998?by?H.?Saadat

function?[symcomp]?=?abc2sc（fabc）
rankfabc=length（fabc（1:））;
if?rankfabc?==?2
mag=?fabc（:1）;?ang=pi/180*fabc（:2）;
fabcr=mag.*（cos（ang）+j*sin（ang））;
elseif?rankfabc?==1
fabcr=fabc;
else
fprintf（‘\n??Three?phasors?must?be?expressed?in?a?one?column?array?in?rectangular?complex?form?\n‘）
fprintf（‘??or?in?a?two?column?array?in?polar?form?with?1st?column?magnitude?&?2nd?column?\n‘）
fprintf（‘??phase?angle?in?degree.?\n‘）
return?end
a=cos（2*pi/3）+j*sin（2*pi/3）;
A?=?[1???1???1;?1?a^2??a;?1?a??a^2];
fa012=inv（A）*fabcr;
symcomp=?fa012;
%scpolar?=?[abs（fa012）??180/pi*angle（fa012）];
%fprintf（‘?\n?Symmetrical?components?\n‘）
%fprintf（‘?Magnitude??Angle?Deg.\n‘）
%disp（scpolar）
fabc0=fa012（1）*[1;?1;?1];
fabc1=fa012（2）*[1;??a^2;??a];
fabc2=fa012（3）*[1;??a;??a^2];
figure
subplot（221）;
[Px?Py?Vscale]=?phasor3（fabcr）;
[Px0?Py0?Vscale0]=?phasor3（fabc0）;
[Px1?Py1?Vscale1]=?phasor3（fabc1）;
[Px2?Py2?Vscale2]=?phasor3（fabc2）;
Vscle=max（[Vscale?Vscale0?Vscale1?Vscale2]）;
plot（Px‘?Py‘‘r‘）
title（‘a(chǎn)-b-c?set‘）
axis（[-Vscle?Vscle?-Vscle?Vscle]）;
axis（‘square‘）
subplot（222）;
plot（Px0‘?Py0‘‘g‘）
title（‘Zero-sequence?set‘）
axis（[-Vscle?Vscle?-Vscle?Vscle]）;
axis（‘square‘）
subplot（223）;
plot（Px1‘?Py1‘‘m‘）
title（‘Positive-sequence?set‘）
axis（[-Vscle?Vscle?-Vscle?Vscle]）;
axis（‘square‘）
subplot（224）;
plot（Px2‘?Py2‘‘b‘）
title（‘Negative-sequence?set‘）
axis（[-Vscle?Vscle?-Vscle?Vscle]）;
axis（‘square‘）
subplot（111）

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????1967??2000-06-10?12:05??power2\Abc2sc.m

?????文件???????1178??2000-06-07?19:23??power2\Abcd2pi.m

?????文件????????725??2000-06-10?12:05??power2\Abcd2rlc.m

?????文件??????10394??2002-05-30?21:28??power2\Acsr.m

?????文件??????14705??2002-05-30?21:03??power2\ACSR1.jpg

?????文件??????23112??2002-06-08?11:55??power2\AcsrGui.fig

?????文件???????9780??2002-06-08?11:55??power2\AcsrGui.m

?????文件????????462??2002-05-13?10:37??power2\Afpek.m

?????文件????????214??2000-06-10?12:03??power2\Afpower.m

?????文件????????616??2000-06-10?12:03??power2\Barcycle.m

?????文件???????1809??2000-06-10?12:03??power2\Bloss.m

?????文件???????1014??2000-06-08?09:03??power2\Busout.m

?????文件???????1842??2000-06-10?11:15??power2\Cctime.m

?????文件????????192??2002-05-13?10:06??power2\Chp10ex1.m

?????文件????????201??2002-05-13?10:07??power2\Chp10ex2.m

?????文件???????1038??2002-06-01?09:35??power2\Chp10ex3.m

?????文件????????838??2002-05-13?10:07??power2\Chp10ex4.m

?????文件????????623??2002-05-13?10:08??power2\Chp10ex5.m

?????文件???????3833??2002-05-13?10:08??power2\Chp10ex6.m

?????文件????????705??2002-05-13?10:09??power2\Chp10ex7.m

?????文件???????1584??2002-05-13?10:10??power2\Chp10ex8.m

?????文件???????1089??2002-05-13?10:10??power2\Chp11ex1.m

?????文件???????2012??2008-04-11?11:13??power2\Chp11ex2.m

?????文件???????2068??2008-04-11?11:14??power2\Chp11ex3.m

?????文件????????168??2002-05-13?10:12??power2\Chp11ex4.m

?????文件????????287??2002-05-13?10:12??power2\Chp11ex5.m

?????文件????????739??2002-06-01?09:58??power2\Chp11ex6.m

?????文件???????1158??2002-05-13?10:13??power2\Chp11ex7.m

?????文件????????404??2008-04-11?11:16??power2\Chp12ex1.m

?????文件????????886??2002-05-13?11:15??power2\Chp12ex2.m

............此處省略313個(gè)文件信息