DISEÑO POR DESEMPEÑOBLED PUNTO DE REFERENCIA
Rubén L. Boroschek, Ph. D.Jefe División Estructuras Construcción Geotecnia
Universidad de Chile
Profesor Rose School, ItaliaProfesor Honorario Universidad San Antonio Abad del Cusco, Peru
Gerente de RBA
[email protected] TWITTER @boroschek
BLED ESLOVENIA
BLED 4 HOMENAJE A KRAWINKLER Y FAJFAR
QUIENES
MAHIN
MAHIN
MAHIN
MAHIN
MAHIN
MAHIN
MAHIN
MAHIN
IBRAHIMBEGOVIC
IBRAHIMBEGOVIC
IBRAHIMBEGOVIC
Cyclic Load Plan
-16%-14%-12%-10%
-8%-6%-4%-2%0%2%4%6%8%
10%12%14%16%
0 5 10 15 20 25 30 35 40 45 50Cycle
Dri
ft R
atio
(%)
SAIIDI
10% Drift
ResidualAfter10% Drift
Conventional SMA/Conc. SMA/ECC
SAIIDI
NEW ELASTOMERIC PAD DEVELOPED AT UNR:SHIMMED PADS TO PREVENT BUCKLING AND RUPTURE OF LONGITUDINAL BARS
SAIIDI
SAIIDI
NAGAE
MAHIN
MAHIN
APPLIED SENSOR• Inexpensive sensor 24-bit control
• Minimum accuracy of 0.2 gal
• Network connection
KUSUNOKI
APPLIED STRUCTURE
Building for Department of Architecture
Yokohama National Univeristy
• SRC structure
• H= 30.8 m
• 8-story + 1 BF
KUSUNOKI
Measured earthqukaes (seismic intensity > 1)
A- 1 A- 6 A- 11 A- 16 B- 5 B- 10 B- 15
0
5
10
15
20
25
30
35
40 After retrofitting
PG
A (
cm
/sec
2)
Earthquake
X direc. Y direc. Z direc.
Before retrofitting
KUSUNOKI
PERFORMANCE CURVE AND SKELETON CURVE
- 0.10 - 0.08 - 0.06 - 0.04 - 0.02 0.00 0.02 0.04 0.06 0.08 0.10
- 15
- 10
- 5
0
5
10
15
R
epre
senta
tive
acc
. (c
m/s
ec2)
Representative disp. (cm)
Performance curve Skelton curve
KUSUNOKI
Equivalent Period (Y-direction)
A- 1 A- 6 A- 11 A- 16 B- 5 B- 10 B- 15
0.35
0.40
0.45
0.50
0.55
After retrofitting
Nat
ural
per
iod
(sec
)
Earthquake
Y Direction Max point Transfar func. CF FFT CF 1/ (2) 0̂.5 method
Before retrofitting
KUSUNOKI
KRAWINKLER
KRAWINKLER
REINHORN
REINHORN
REINHORN
REINHORN
KRAWINKLER
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