Lenze DSD - Manual (Page 199)

Lenze · Drive Solution Designer · Manual · DMS 4.2 EN · 12/2013 · TD23
199
7 Applications
7.22 Winding drive for rewinder/unwinder
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7.22.1.1 Calculations
Translatory acceleration
[7-196] Equation 1: Translatory acceleration
Dimensioning diameter
[7-197] Equation 2: Dimensioning diameter for the reel
Max. winding ratio
[7-198] Equation 3: Max. winding ratio
Dimensioning winding ratio
[7-199] Equation 4: Dimensioning winding ratio
Winding characteristic
[7-200] Equation 5: Winding characteristic
Diameter characteristic
[7-201] Equation 6: Diameter characteristic of the reel
Mass of the winding material
[7-202] Equation 7: Mass of the winding material
a
dv
dt
------
Δv
Δt
------- = =
d
dim
2 v
max
t
acc
s
Min
⋅ ⋅ ⋅
π
-------------------------------------------------- d
Min
2
+ =
q
max
d
max
d
Min
------------ =
q
dim
d
max
d
dim
------------ =
HW
F
max
d
max
( )
F
max
d
Min
( )
------------------------------ q 1 – ⋅
q 1 –
------------------------------------------------ =
d
2
π
--- v
0
v
1
+ ( ) t
1
t
0
– ( ) s ⋅ d
i
2
+ ⋅ ⋅ =
m
L
ρ π4--- d
i
2
d
Min
2
) b
max
⋅ – ( ⋅ ⋅ =