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Brushes Press' Vs. Length Brushes Wear Vs. Pressure
P
C
= 0.2*e
0.06*L
C
W
B
= 17.24*P
C
-1.5
[bar] P
C
= Brushes Pressure [Mm]
W
b
= Brushes Wea
r
[mm] L
C
= Brushes Length [bar] P
C
= Brushes Pressure
Brushes Wear Vs. Length Brushes Lifetime Vs. Length
1000
3.45*e
0.06x
-1.5
W
B
= 3.45*e
0.06x
-1.5 L
t
= 2045.45*ln(b)-4230.57
[Mm]
W
b
= Brushes Wea
r
[
mm
]b
=
Fi
na
l
L
eng
th
[
mm
]
X
=
B
rus
h
es
L
eng
th
[
mm
]
a =
P
r
i
mery
L
eng
th
[
mm
]
X
=
B
rus
h
es
L
eng
th
[hr] L
t
= Brushes Li
f
e-Time
Conditio
n
20
:Initial Pressure = 0.9bar @ 28mm
0
0.2
0.4
0.6
0.8
1
1.2
0 5 10 15 20 25 30
L
C
[mm]
P
C
[bar]
0
2.5
5
7.5
10
12.5
15
17.5
20
0 0.2 0.4 0.6 0.8 1 1.2
P
C
[bar]
W
b
[Mn]
3
5
7
9
11
13
15
17
19
6 1116212631
X [mm]
W
b
[Mm]
400
800
1200
1600
2000
2400
2800
10 14 18 22 26 30
b [mm]
L
T
[hr]
b
a
dx