Tyre and Vehicle Dynamics part 12 potx
Tyre and Vehicle Dynamics part 12 potx
... x1 y7 w4 h8" alt=""
312
308
300
296
304
0.20 0.4 0.6 0.8 1
eff. rolling radius
=
0
2000N
4000N
6000N
=
0
2000N
4000N
6000N
301mm
290mm
280mm
loaded
radius
free
radius
312mm
-d /d
-d /d
Tyre and Vehicle Dynamics part 9 potx
... h1" alt=""
012
0
345
1.0
normalised value
[ ]
final slip angle
α
o
σ
α
α
= 4000N
+
+
+
+
+
+
+
012
0
0.2
0.4
0.6
345
0.8
[ ]
final slip angle
α
o
σ
α
[m]
+
4000N
6000N
2000N
0123 45
0
0.1
0.2
0.3
0.5
[ ...
ω
_ _
_
8,
10,
12,
14,
=_
A
A
phasor and circle pair
zero energy
circles
pair
A
=
_
_
λ
6
8
10
9.05
11.2
12
14
-(
σ
+ )
_ _
0
_
Im
Re
= 12. 6,
= 16.5,
= 18.4,
=...
Tyre and Vehicle Dynamics part 2 ppsx
... class="bi x0 y12 w3 h10" alt=""
Ω
-
-
ψ
α
tangential distortion
and slip
radial deflection
rolling radius variation
rolling resistance
wheel
Ω
~
~
non-uniformity
lateral distortion
and slip
torsional ... 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 ...
µ
0
0
α
1
α
σ
α
tan
α
0
500
20000
20
25
27.5
15
10
5
14
12
10
8
6
4
2
10
15
20
25
30
40
50
80
10000
[N]
[Nm]
0
250
5
0
20000
10000
0
5
10
15
20
25
30
40
50
14
12
10
8
6
4
2
400200
20...
Tyre and Vehicle Dynamics part 4 pps
...
[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
120 00
0
=20000N
400
800
120 0
0
04
[m]
8
4
[1/m] 0
1/
0
1
0
0.33
µ
µ
1
ϕ
1
θ
1 row
2 rows
2 rows
2
asymptote
asymptote
-3
0
3
α
Tyre and Vehicle Dynamics part 8 ppt
... 0
0
5
-2
0123 45
ψ
_
_
0
-
_
=0
2
=0
5
=0
4
=0
4
no damping
β
= 0, =1_
σ
_
+
_
_
_
0
5
-2
0123 45
ψ
_
_
5
10
20
5
5
10
10
=
_
20
20
2.5
2.5
20
20
2.5
2.5
=
=
_
_
10
10
β
= 0, =1
_
= 0 .125 ,
κ ...
4
-
=
-0.5
ψ
= 0
0
5
-2
0123 45
ψ
_
_
10
10
10
10
2.5
2.5
=
=
2.5
2.5
=
=
5
5
β
=
0.2, =1_
no damping
0
5
-2
0123 45
ψ
_
_
β
= 0.2, =1
_
= 0 .125 ,
κ...
Tyre and Vehicle Dynamics part 10 ppt
... 20
-180
-120
-120
-150
50
0
ω
/
2
π
ω
/
2
π
φ
N
mm
~
φ
N/
mm
o
o
o
o
o
~
~
radial ply
bias ply
37
29
21
12
27
21
37
29
21
12
27
21
12
37
[m/s]
Hz
37
29
21
12
27
21
37
29
21
12
27
21
27
21
12
37
Ω
... y72 w4 h34" alt=""
0
1m
0
1m
0.5
10
0
012
σ
=
[Hz]
δ
0
-180
-90
o
o
= 20m/s
0
1m
0.5
0
1m
σ
=
012
[Hz]
0
15
0
-180
-90
δ
o
o
= 20m/s
012
0
1m
0.5
0
1m
0
1...
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