Displacement ductility for seismic design of RC walls for low-rise housing
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Transcript of Displacement ductility for seismic design of RC walls for low-rise housing
y
u
Vy
y max u
V
Failure
Actual
Idealized
Unloading
branchs
Ve
Vy
K
V
= max/y
max
R
y
Elastic
response
(a)
Ve
Vy
K
Vd Cd
ed max
V
y
R
R
R
Vd
(b)
)(
)1(
iy
y
y
e
F
F
V
VR
R
sTR
sTsR
sTR
0.1
5.012.012
03.00.1
d
y
yd
dCmaxmax
2400
100
24
00
600
20
0
3000 800
50
0
8 N
o.
6
S N
o.
2 @
15
0
No. 3 @ 250
No
. 3
@ 2
50
All dimensions in mm
(a)
(b)
.
wlV
M4.00
0.0
1.0
2.0
3.0
4.0
5.0
0.0 0.5 1.0 1.5 2.0 2.5
M / Vlw
Bars - Normalweight
Bars - Lightweight
Mesh - Normalweight
Mesh - Lightweight
Sánchez
This study:
BarsThis study:
1.0
2.0
3.0
4.0
5.0
1.0
2.0
3.0
4.0
5.0
Bars MeshD
ispla
cem
ent
duct
ilit
y,
2.50
1.50
