NCRE NCREE S Sout outh Labo h Laboratory Ku Kuo-Chu Chun n - PowerPoint PPT Presentation

NCRE NCREE S Sout outh Labo h Laboratory Ku Kuo-Chu Chun n Chan hang Direc ector or General, NC NCRE REE, NA NARL Professo ssor, NTU TU 1

 NCREE S South L Labo aborat atory ry  Geog ographic ic l location ion  Facil ilit ity lay ayout ut  Exp xperi erimen ental al F Fac acilities es  Hydra draulic c power er  High gh-perf rform rmance ce shak haking tabl able  Bia iaxia ial d l dynamic t tes estin ing s system (BA BATS TS) 2

NCREE (operation) NCREE South Lab (under construction)

Ne Near-fau ault t Effe ffect on on Build uilding ing and nd Infrast structure Pifeng Bridge Shihkang Dam 4

Character erizing N g Near-Fau ault t Grou round d Mot Motions 33 Active Faults • Strong coherent dynamic long period pulse • Permanent ground displacement ， 5

NCREE REE S South L Laborat ratory • MOU between NARL and NCKU signed in 2013 • Started building in 2014 • Complete in December, 2016 • Start operation in January, 2017 ， 6

Multi-hazard Res Mu Resear arch Pa Park rk Location of NCREE South Lab NCREE South Lab Wind Tunnel & Mock-up Fire Experiment Testing Laboratory, ABRI Center, ABRI Fire Protection Laboratory, NCKU 7

Long-stroke High-velocity Shaking Table Shaking Table Reaction Wall Reaction Wall & Strong Floor (26,000lpm flow rate) (11,000lpm flow rate) BATS Dynamic Biaxial Testing System (BATS) (18,620lpm flow rate) 12m High 15m Wide Tes esting Fa Faci cilities • Max. Long. Disp.: ± 1.2m • Max. Long. Vel.: ± 1m/s • Max. Long. Force: +3MN; -5MN • Max. Vert. Disp.: ± 75mm • Max. Vert. Vel.: ± 150mm/s • Max. Vert. Force: +8MN; -60MN • 6 DOF • 8m x 8m • 2500kN Payload • Max. Disp.: ± 1m (H); ± 0.4m (V) • Max. Vel.: ± 2m/sec (H); ± 1m/sec (V) • Max. Acc. ± 2.5g (H); ± 3g (V) 8

Experi erimenta mental Facil ilitie ies 9

Exper erim imen ental l Facilit ities ies

Hydr ydraulic Po Power MTS 507.200 Accumulator Banks Layout Hydraulic Power Unit

Shak haking ng Tabl able Servo vo-hy hydr draul ulic Tabl able actuat uators Har ardl dline 384 384 Viscou ous dam damper pers Floa oating founda oundation on (3500 3500 tf tf) 120 120 Air r sp spri rings

Shak haking ng Tabl able Quantity 1 – 6 DOF 8m x 8m Seismic Table 250 ton specimen mass at maximum acceleration Frequency of operation: 0.1~30 Hz Uniaxial Sinusoidal waveforms X axis Y axis Z axis ± 1.0 m ± 1.0 m ± 0.4 m Stroke: ± 2.0 m/sec ± 2.0 m/s ± 1.0 m/s Velocity: (for 10 sec) (for 10 sec) (for 20 sec) Acceleration: 250t specimen ±0.75 g ±0.75 g ±0.5 g 100t specimen ±1.4 g ±1.4 g ±0.8 g Bare Table ±2.5 g ±2.5 g ±3.0 g Overturning Moment 500 ton-m (biax) 1000 ton-m (uniax)

Pe Perf rforma mance Cu Curve rve (X& X&Y) Y)

Pe Perf rforma mance Cu Curve rve (Z)

Fi Finite El Eleme ment An Analys ysis Floating Foundation Modal Analyses Mode Frequency (Hz) 1 19 2 31 Harmony Motion Analyses 3 45

Fi Finite El Eleme ment An Analys ysis Mode Frequency (Hz) 1 85 2 123 3 143 Table Modal Analyses

BATS BA TS 30-MN Vertical Actuator Reaction Frame 8X Hold-down Accumulators 6X 5-MN Vertical Actuators 4X 2-MN Hold-down Actuators 4X Lateral Actuators 4X Longitudinal Actuators 6X Vertical Dynamic Accumulators 6X Vertical Static Accumulators 6X Longitudinal Accumulators 19

BA BATS TS Ca Capa paci city ty

Fi Finite El Eleme ment An Analys ysis Foundation Reaction Frame • To ensure BATS’s dynamic performance • Two static loading cases: (1) 60 MN vertical compressive force (2) 55 MN vertical compressive force and 3900 kN longitudinal force • Maximum principle stress at interface between foundation and reaction frame < 30 MPa • Maximum principle stresses of cross beam are 246 MPa for case 1 and 226 MPa for case 2 Young's Modulus (GPa) Poisson's Ratio Density (kg/m 3 ) Material Steel 200 0.3 7850 Concrete 30 0.18 2300 21

Cu Curre rrent t Sta Statu tus (Ju (July 28) 28)

Po Pote tential Appl Applica cati tions Seismic Testing for Operational and Functional Components Located at High-rise Buildings CSA-S832-06 OFCs, Operational and Functional Components

Po Pote tential Appl Applica cati tions Distributed Hybrid Simulation for Base-isolated Buildings BATS BATS Longitudinal Displacement Vertical Force and Rotation Full-scale base isolator (BATS, South Lab) Full-scale base isolator MATS (MATS, NCREE) MATS Longitudinal Displacement Finite Element Analysis Software Vertical Force and Rotation

Thank hank Yo You u for Yo Your ur At Attent ntion 25