Home
Add Document
Sign In
Create An Account
Elasto-Plastic Friction Model: Contact Compliance
Recommend Documents
No documents
Elasto-Plastic Friction Model: Contact Compliance
Download PDF
3 downloads
0 Views
269KB Size
Report
Comment
Mar 21, 2000 -
than a breakaway force, there is no steady-state relative
motion
. ..... During sliding, the friction
force opposes
slip: à ز´ffµ à ز´ wµ, w. ¼. 5.
´½µ ´¾µ ´¿µ ´½µ ´¾µ ! " # $ ´¿µ % & ' % ( )*** + , ). )***
5
%6&
7
2 2 8
%9& +, %:&
8 +, 3 () ' 2 +, 3
! "#$ %"& ' () * +, - .
' 2 2 %;& <
041 (
() 3
0"1
(
!
3
0;1
/ 0 1
() ' 2 %"&
+ - )***
4
%2&
%&
%C& " * %44& > %C& 0 %44& 1 ; +, %:& ? 0"1 0;1! ! ' 2 3
<
" 2 ( > %4"& +, ! ? ' 8 ( ( A * @ / > ( +, @ A ? @ A A
0E1
3
ÞÞ
0#1 /
' ; B " 2 (
Mass: M
B 43 ' B ; B 4 B " 3 4 ( > > 0 %4"&13
' 2 %"& 6 D? ? 0"1
Fa
091 ×
%& 2
%C&
x
43 (
Ff
Fapplied
2
1
0 0
0:1
2
4
6 t [seconds]
8
10
12
B "3 B ; "
46 B ; > 4 @ 4
"4$
fss ( x˙) fm
fC x˙
Response of several friction models. For t > 0.2, |F(t)| < Fc.
B 63 ' 2 (
Threlfall
0.08 0.06 0.04
0.02
Karnopp
0 0 −3 x 10 6
2
4
6
8
10
12
?
4 2 0 0
2
4
6
8
10
12
2
4
6
8
10
12
LuGre
0.06 0.04 0.02
Elastic−Plastic
0.03
0F1 ' G H %4;& / 8 %9& ? 0;1 0E1 ? 0F1 2 0 1 0 1 B : .
0 1
0.02 0.01 0 0
( 0 1
3
0.08
0 0
2
4
6 T [seconds]
8
10
12
B ;3 / B " @ " * 3 "4$ @ ; +, %:& /
"4$ @ 6 ?
"4$ @ 6
< 3 2
ff > 0
sliding mass x
z w
lumped elastic asperity
' 2
< 6 ' 2 +, ' 2
B :3 @ 2 I
;
< @ $ *
$ ! "# $# -. /--0-, 8
! ( : *
: * 5 *
# + * .
#
, A
, 1/1.80,
"& '#
6 # $
A #/ " % 5 # 1
E
×
Report "Elasto-Plastic Friction Model: Contact Compliance"
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
×
Sign In
Email
Password
Remember me
Forgot password?
Sign In
Our partners will collect data and use cookies for ad personalization and measurement.
Learn how we and our ad partner Google, collect and use data
.
Agree & close