Lenze DSD User Manual Page 419

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Lenze · Drive Solution Designer · Manual · DMS 4.2 EN · 12/2013 · TD23 419
16 Auxiliary means
16.1 Auxiliary means integrated in the DSD
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
16.1.1.12 "Travelling resistance" calculator
How to call the calculator:
•Via the ToolsSpecial auxiliary calculatorsTravelling resistance... command
Via the icon in the input area.
The calculator has two tabs.
Travelling drive tab
The calculator determines the travelling resistance of vehicles on tracks or on the road.
The Travelling resistance is a typical quantity for a vehicle and is calculated as follows:
g Gravitational acceleration
f Lever arm of rolling friction
β Angle of tilt
d
Whl
Wheel diameter
d
Brg
Bearing diameter
μ Coefficient of friction
c Side friction
F’
1
g
2fcosβ⋅⋅
d
1
--------------------------
d
Brg
μ
d
Whl
------------------
c++


=
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