Protok w. nr 2
Wykonali:
Grupa:
Data:
Temat: Napicie powrotne przy wyczaniu zwar pobliskich.
1.Schemat ukadu do pomiaru napi powrotnych przy zwarciach pobliskich.
Wyznaczanie charakterystyki prdu zwarcia Iw oraz napicia lini Ul.
Numer |
Odlego miejsca |
z diod |
bez diody |
||
odczepu |
zwarcia od wy. |
|
|
|
|
[-] |
[m] |
[kA] |
[kV] |
[kA] |
[kV] |
30 |
|
|
|
|
|
29 |
|
|
|
|
|
28 |
|
|
|
|
|
27 |
|
|
|
|
|
26 |
|
|
|
|
|
25 |
|
|
|
|
|
24 |
|
|
|
|
|
23 |
|
|
|
|
|
22 |
|
|
|
|
|
21 |
|
|
|
|
|
20 |
|
|
|
|
|
19 |
|
|
|
|
|
18 |
|
|
|
|
|
17 |
|
|
|
|
|
16 |
|
|
|
|
|
15 |
|
|
|
|
|
14 |
|
|
|
|
|
13 |
|
|
|
|
|
12 |
|
|
|
|
|
11 |
|
|
|
|
|
10 |
|
|
|
|
|
9 |
|
|
|
|
|
8 |
|
|
|
|
|
7 |
|
|
|
|
|
6 |
|
|
|
|
|
5 |
|
|
|
|
|
4 |
|
|
|
|
|
3 |
|
|
|
|
|
2 |
|
|
|
|
|
1 |
|
|
|
|
|
0 |
|
|
|
|
|
.Wyznaczanie wpywu odlegoci miejsca zwarcia na warto napicia powrotnego.
Numer odczepu |
Odlego miejsca zwarcia od wy. |
|
|
|
|
[-] |
[m] |
[kV] |
[s] |
[kA] |
[kV/s] |
30 |
|
|
|
|
|
29 |
|
|
|
|
|
28 |
|
|
|
|
|
27 |
|
|
|
|
|
26 |
|
|
|
|
|
25 |
|
|
|
|
|
24 |
|
|
|
|
|
23 |
|
|
|
|
|
22 |
|
|
|
|
|
21 |
|
|
|
|
|
20 |
|
|
|
|
|
19 |
|
|
|
|
|
18 |
|
|
|
|
|
17 |
|
|
|
|
|
16 |
|
|
|
|
|
15 |
|
|
|
|
|
14 |
|
|
|
|
|
13 |
|
|
|
|
|
12 |
|
|
|
|
|
11 |
|
|
|
|
|
10 |
|
|
|
|
|
9 |
|
|
|
|
|
8 |
|
|
|
|
|
7 |
|
|
|
|
|
6 |
|
|
|
|
|
5 |
|
|
|
|
|
4 |
|
|
|
|
|
3 |
|
|
|
|
|
2 |
|
|
|
|
|
1 |
|
|
|
|
|
0 |
|
|
|
|
|