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andrzej kanicki, jerzy kozłowski stacje ... - ssdservice.pl

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A. Kanicki, J. Kozłowski: STACJE ELEKTROENERGETYCZNE<br />

Strona 167 z 302<br />

Okres oscylacji swobodnych przewodnika<br />

Okres oscylacji przewodnika podczas zwarcia<br />

Rzeczywisty moduł Younga<br />

[ ]<br />

m<br />

0.6667<br />

4903<br />

8<br />

36.7<br />

9.80665<br />

1.98<br />

F<br />

8<br />

l<br />

g<br />

m<br />

n<br />

b<br />

2<br />

20<br />

st<br />

2<br />

20<br />

c =<br />

⋅<br />

⋅<br />

⋅<br />

=<br />

⋅<br />

⋅<br />

⋅<br />

⋅<br />

=<br />

−<br />

−<br />

[ ]<br />

m<br />

0.8334<br />

3923<br />

8<br />

36.7<br />

9.80665<br />

1.98<br />

F<br />

8<br />

l<br />

g<br />

m<br />

n<br />

b<br />

2<br />

60<br />

st<br />

2<br />

60<br />

c =<br />

⋅<br />

⋅<br />

⋅<br />

=<br />

⋅<br />

⋅<br />

⋅<br />

⋅<br />

=<br />

[]<br />

s<br />

1.465<br />

9.80665<br />

0.6667<br />

0,8<br />

2<br />

g<br />

b<br />

0,8<br />

2<br />

T 20<br />

c<br />

20 =<br />

⋅<br />

Π ⋅<br />

⋅<br />

=<br />

⋅<br />

Π ⋅<br />

⋅<br />

= −<br />

−<br />

[]<br />

s<br />

1.638<br />

9.80665<br />

0.8334<br />

0,8<br />

2<br />

g<br />

b<br />

0,8<br />

2<br />

T<br />

c60<br />

60 =<br />

⋅<br />

Π ⋅<br />

⋅<br />

=<br />

⋅<br />

Π ⋅<br />

⋅<br />

=<br />

[]<br />

s<br />

0.9186<br />

90<br />

71.3<br />

64<br />

1<br />

2.954<br />

1<br />

1.465<br />

90<br />

64<br />

1<br />

r<br />

1<br />

T<br />

T<br />

2<br />

2<br />

4 2<br />

2<br />

1<br />

2<br />

4 2<br />

20<br />

20<br />

res =<br />

⎥<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎢<br />

⎣<br />

⎡<br />

⎟<br />

⎠<br />

⎞<br />

⎜<br />

⎝<br />

⎛<br />

⋅<br />

Π<br />

−<br />

⋅<br />

+<br />

=<br />

⎥<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎢<br />

⎣<br />

⎡<br />

⎟<br />

⎠<br />

⎞<br />

⎜<br />

⎝<br />

⎛ δ<br />

⋅<br />

Π<br />

−<br />

⋅<br />

+<br />

= −<br />

−<br />

[]<br />

s<br />

1.027<br />

90<br />

71.3<br />

64<br />

1<br />

2.954<br />

1<br />

1.638<br />

90<br />

64<br />

1<br />

r<br />

1<br />

T<br />

T<br />

2<br />

2<br />

4 2<br />

2<br />

1<br />

2<br />

4 2<br />

60<br />

60<br />

res =<br />

⎥<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎢<br />

⎣<br />

⎡<br />

⎟<br />

⎠<br />

⎞<br />

⎜<br />

⎝<br />

⎛<br />

⋅<br />

Π<br />

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⋅<br />

+<br />

=<br />

⎥<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎢<br />

⎣<br />

⎡<br />

⎟<br />

⎠<br />

⎞<br />

⎜<br />

⎝<br />

⎛ δ<br />

⋅<br />

Π<br />

−<br />

⋅<br />

+<br />

=<br />

fin<br />

2<br />

6<br />

6<br />

20<br />

st<br />

m<br />

N<br />

10<br />

8.353<br />

10<br />

587<br />

4903<br />

s<br />

n<br />

F<br />

≤ σ<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎣<br />

⎡<br />

⋅<br />

=<br />

⋅<br />

=<br />

⋅<br />

−<br />

−<br />

=<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎣<br />

⎡<br />

⎟<br />

⎟<br />

⎠<br />

⎞<br />

⎜<br />

⎜<br />

⎝<br />

⎛<br />

⋅<br />

σ<br />

⋅<br />

⋅<br />

⋅<br />

+<br />

⋅<br />

= −<br />

−<br />

o<br />

90<br />

a<br />

n<br />

F<br />

sin<br />

0,7<br />

0,3<br />

E<br />

E<br />

fin<br />

20<br />

st<br />

20<br />

s<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎣<br />

⎡<br />

⋅<br />

=<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎣<br />

⎡<br />

⎟<br />

⎠<br />

⎞<br />

⎜<br />

⎝<br />

⎛<br />

⋅<br />

⋅<br />

⋅<br />

⋅<br />

⋅<br />

+<br />

⋅<br />

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=<br />

− 2<br />

10<br />

7<br />

6<br />

9<br />

m<br />

N<br />

10<br />

2.832<br />

90<br />

10<br />

5<br />

10<br />

587<br />

4903<br />

sin<br />

0,7<br />

0,3<br />

10<br />

68<br />

o<br />

fin<br />

2<br />

6<br />

6<br />

60<br />

st<br />

m<br />

N<br />

10<br />

6.683<br />

10<br />

587<br />

3923<br />

s<br />

n<br />

F<br />

≤ σ<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎣<br />

⎡<br />

⋅<br />

=<br />

⋅<br />

=<br />

⋅<br />

−<br />

=<br />

⎥<br />

⎥<br />

⎦<br />

⎤<br />

⎢<br />

⎢<br />

⎣<br />

⎡<br />

⎟<br />

⎟<br />

⎠<br />

⎞<br />

⎜<br />

⎜<br />

⎝<br />

⎛<br />

⋅<br />

σ<br />

⋅<br />

⋅<br />

⋅<br />

+<br />

⋅<br />

=<br />

o<br />

90<br />

a<br />

n<br />

F<br />

sin<br />

0,7<br />

0,3<br />

E<br />

E<br />

fin<br />

60<br />

st<br />

s60

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