L1 L2 L3
D
l
i
l
i
=
k
s
e
+
k
T
D
T
e
:
strain
D
T
:
temperature
change
k
:
coefficients
http://www.windkraft-journal.de/L1 L2 L3
D
l
i
l
i
=
k
s
e
+
k
T
D
T
e
:
strain
D
T
:
temperature
change
k
:
coefficients
http://www.windkraft-journal.de/