Politechnika Lubelska
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Laboratorium Sieci Elektroenergetycznych i Zabezpieczeń |
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Ćwiczenie nr 11 |
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Imię i nazwisko:
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Semestr:
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Grupa:
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Rok akad.
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Temat ćwiczenia: Zabezpieczenie linii napowietrznej SN za pomocą zespołu automatyki zabezpieczeniowej ZL-10 |
Data:
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Ocena:
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Ir |
t |
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I>> |
I> |
PoT |
I> |
PoT |
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1. Zabezpieczenie przeciążeniowe.
Inast |
Ir |
Irśr |
Ip |
Ipśr |
kp |
u |
r |
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A |
A |
A |
A |
A |
A |
A |
A |
A |
- |
% |
% |
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Inast= |
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tnast |
t |
tśr |
u |
r |
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s |
s |
s |
% |
% |
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2. Zabezpieczenie zwarciowe.
Inast |
Ir |
Irśr |
Ip |
Ipśr |
kp |
u |
r |
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A |
A |
A |
A |
A |
A |
A |
A |
A |
- |
% |
% |
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3. Zabezpieczenie ziemnozwarciowe kierunkowe.
Uo=50V, Io=…. A |
Uo=100V, Io=…. A |
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cosφoind |
cosφopoj |
cosφoind |
cosφopoj |
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Io |
kąt |
Io |
kąt |
Io |
kąt |
Io |
kąt |
A |
° |
A |
° |
A |
° |
A |
° |
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Inast= |
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tnast |
ts |
tśr |
u |
r |
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s |
s |
s |
% |
% |
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4. Badania funkcjonalne zabezpieczenia ZL-10.
Rodzaj zwarcia |
Stan zabezpieczeń |
Uwagi |
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zwłoczne |
bezzwłoczne |
ziemnozwarciowe |
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L1-L2 |
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Zabezpieczenie bezzwłoczne zablokowane |
L2-L3 |
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L3-L1 |
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L1-L2 |
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L2-L3 |
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L3-L1 |
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L1-N |
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L2-N |
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L3-N |
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3