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ν )
ε
ε
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→
,
→
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→
→
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→
= −
=
=
=
σ · ε
=
·
+
·
→ σ = · ε
=
· ε =
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=
· ε
· = ·
ε
·
=
· ·
·
=
· ·
= ·
→
=
· ·
− ·
= → ·
=
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· =
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= [
−
]
ε
= [
]
σ
= [
]ε
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ε
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ε
ε
= ε
(θ
, ε̇
)
θ
→
ε̇
→
θ
= +
·
τ
=
=
:
= σ +
= −
(σ)
τ
=
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ω
= ε
ε
(θ , ε̇
)
=
σ = ( − )σ
˙ =
ε̇
=˙
=
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50 mm
2 0 m m
6 m m
0 , 5 m m
Piesa de prelucrat Cutit
V as
5 mm
1 0 m m
0 . 2 m m
Material 2
Material 1
=
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ρ =
=
(
,
·
)
ν =
,
σ
ε
·
·
λ =
·
=
·
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=
(ε
)
θ
)
ε̇
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[ ]
[ ]
[
]
[ ]
[
]
[ ]
[ ]
·
σ
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→ →
→ →
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→ ν
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ν
(σ
, ε
) (σ
, ε
)
ν
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ν
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:
→
( , ) = −
(−
−
)
:
→
( , ) = ( ) · ( )
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ν
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ν
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