# MATLAB,Symmetrical and unsymmetrical fault

#### micro1

Joined Feb 22, 2015
79
hi

how I can solve this problem in MATLAB?

Symmetrical and unsymmetrical fault

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#### shteii01

Joined Feb 19, 2010
4,644
Can you do it on paper?

#### micro1

Joined Feb 22, 2015
79

#### micro1

Joined Feb 22, 2015
79
Code:
zdata1 = [ 0     1     0.00    0.20
0    10     0.00    0.15
0    11     0.00    0.25
1     2     0.00    0.06
2     3     0.00    0.30
2     5     0.00    0.15
2     6     0.00    0.45
3     4     0.00    0.40
3     6     0.00    0.40
4     6     0.00    0.60
4     9     0.00    0.70
4    10     0.00    0.08
5     7     0.00    0.43
6     8     0.00    0.48
7     8     0.00    0.35
7    11     0.00    0.10
8     9    0.000    0.48];

zdata0 = [ 0     1     0.00    0.06+3*0.05
0    10     0.00    0.04+3*0.05
0    11     0.00    0.08
0     2     0.00    0.06
0     7     0.00    0.10+3*.08
1     2      inf     inf
2     3     0.00    0.60
2     5     0.00    0.30
2     6     0.00    0.90
3     4     0.00    0.80
3     6     0.00    0.80
4     6     0.00    1.00
4     9     0.00    1.10
4    10     0.00    0.08
5     7     0.00    0.80
6     8     0.00    0.95
7     8     0.00    0.70
7    11      inf     inf
8     9     0.00   0.90];
zdata2=zdata1;
Zbus0 = zbuild(zdata0)
Zbus1 = zbuild(zdata1)
Zbus2 = Zbus1;
lgfault(zdata0, Zbus0, zdata1, Zbus1, zdata2, Zbus2)
llfault(zdata1, Zbus1,zdata2, Zbus2)
dlgfault(zdata0, Zbus0, zdata1, Zbus1, zdata2, Zbus2)
this is code for another problem .....