Tyre and Vehicle Dynamics part 7 pdf
Tyre and Vehicle Dynamics part 7 pdf
... x0 y2 w1 h3" alt=""
Tyre and Vehicle Dynamics part 2 ppsx
... distortion
and slip
radial deflection
rolling radius variation
rolling resistance
wheel
Ω
~
~
non-uniformity
lateral distortion
and slip
torsional deflections
turn and camber slip
tyre inertia
-
ψ
γ
~
~
Tyre and Vehicle Dynamics part 3 ppsx
... scale
tyre test data
by regression
techniques
distorting,
rescaling and
combining
basic
characteristics
using simple
mechanical
representation,
possibly closed
form solution
describing tyre
in ...
O
-1/
θ
arctan 3
θ
1/(4
θ
)
1
27
256
Tyre and Vehicle Dynamics part 4 pps
... 0
γο
-10
0
10
-0.3
2
1
0
0.1
0.2
0.30.4
0.5
0.6
0 .7
0.8
ϕ
α
[deg]
µ
1
-1
θ
= 5
-10
0
10
α
[deg]
0.33
µ
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0 .7
0.8
0
0.1
ϕ
θ
= 5
4000
8000
12000
0
=20000N
400
800
1200
0
04
[m]
8
4
... λ
1
2
λ
λ
1
2
λ
λ
1,
µ
crit
0
2
4
rear wheels
locked
front wheels
locked
-2
λ
1,2
Tyre and Vehicle Dynamics part 5 doc
... class="bi x0 y112 w1 h 47" alt=""
Tyre and Vehicle Dynamics part 6 doc
...
α
α
o
Tyre and Vehicle Dynamics part 8 ppt
...
=
_
ψ
0
0.5
20
20
no damping
1
1
3
010203040
_
0
2
4
6
_
-_
2 .7
2 .7
2
2
1
1
σ
_ +
_
0
_-
3
3
=
=
_
_
3
3
0
0
2
2
=
=
_
_
3 .7
<3.66
=_
β
=
0,
=_
ψ
0
=
0.25,
κ
1
*
no damping
0
0
100
1
0
oscillatory
instability
divergent ... 0.5
1.0
1.5
0.5
1.5
1.0
1.5
0.5
.1
.3
.4
.5
.7
1
.2
1
ω
.2
ω
.3
.2
= 0.25
straight tangent
=
0
ψ
=
0
ψ
=
0
ψ
ψ
ψ
ψ
ψ
ψ
Tyre and Vehicle Dynamics part 9 potx
... h4c" alt=""
_
λ
11.2,
14
0
_
6
9.05,
6
14
6
=
0. 079 +0.66
=149
=121
=111
= 98
= 87
= 76
= 57
6,
=
_
Im
Re
mode 1
ψ
-
1
_ =
-0. 073 +0.59
=
-0.050+0.62
= -0.039+0.63
= -0.019+0.64
=
...
contact centre
speed of
wheel plane
(attached to contact patch)
tyre single contact point
wheel
spin axis
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