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[email protected]: Lab TourBozidar Stojadinovic, Associate ProfessorUniversity of California, [email protected] Can We Do?Conventional structural tests: Cyclic quasi-static loading Long stroke and high force A variety of boundary conditions and test configurationsAdvanced measurement and control systemsHybrid simulation4Conventional Tests35Structural Elements6Structural Connections47Structural Systems8Reaction WallMaterial Properties:ρ =8.6806E-05[kip/in3]fc' = 8 [ksi]fs = 60 [ksi]fsp = 150 [ksi]Es = 29000 [ksi]Esp = 29700 [ksi]Ec = 5098 [ksi]fr = 0.67 [ksi]Loading Direction, Position and Limits:axis: strong [-]position: beside [-]σTension =0 [ksi]Δlim =0.05 [in]μ=0.5 [-]Wall Configuration:Wall 1 Wall 2# Blocks: 12 12 [-] 12# PT rods: 12 12 [-] 12 FPT =100 100 [kip]ePT =00[in]Geometric Wall Properties:Single Doublebw = 48.0 96.0 [in]d = 116.0 116.0 [in]h = 120.0 120.0 [in]c-c = 0.0 0.0 [in]A = 7915.5 15831.0[in2]I =12576654 25153308[in4]r = 39.9 39.9 [in]W =209611 419222[in3]Controlling Sections for Stress Checks:Section 1 Section 2h = 0.0 0.0 [ft]# = 0.0 0.0 [-]A = 15831 15831[in2]bw = 96.0 96.0 [in]d = 116.0 116.0 [in]W = 419222 419222[in3]FPT =2400 2400 [kip]ePT =0.0 0.0 [in]01234567891011121314151617# BlocksReaction Wall ConfigurationCross Section & Loading Direction59REPEAT FrameJanise Rodgers and Steve Mahin10Actuators and Controllers+/-32”+/- 80cm+/-20”+/- 50cm+/-10”+/- 25cmStroke25 GPM100 l/min20 in./sec50 cm/sec20 in./sec50 cm/secVelocity322NumberstaticdynamicdynamicType220kips980kN125kips550kN140kips620kNForceCBAGroup611Control and Measurement Systems12Transducers4+/- 24 in/secVelocity2+/- 20 kips 90 kN6+ 200 kips 900kNLoad cells2+/- 8 g’s4+/- 4 g’s2+/- 2 g’sAccelerometersQuantityRange12 each2&1in/ 5&2cm124 in / 10 cm1210 in / 25 cm820 in / 50 cm240 in / 100 cm380 in / 200 cmDisplacement6+/- 10 deg2+/- 50 degTilt metersQuantityRange713High-Resolution Video System14Leica-Cyrax HDS2500 ScannersAcquire 3d objects815VizEverywhere 2d/3d Projection SystemEnables 3d presentation of laser-acquired data16Computers and NetworksTestControllerPCOpenSeesPCXPCPCMTSControllerPCHS SwitchSCRAMnetMTSFlexTestPCDataAcquisitionPCLocalstorageCameraCameraCameraTelepresence/Video SwitchMixerDigital RecorderPCLocalStoragePeoplebotrobot802.11g Acces PointCameraMotionJPEG ServerPCI cardMPEG 1,2,4Encoder/ServerPCSwitchCameraCameraCameraPolycomViewstationMPPCSwitchViaVideoViaVideoViaVideoStill ImageZoomifyCamera ServerPCSwitchCameraCameraCameraCameraCameraCameraSwitchBeHereCamera ServerPCCameraCameraPeoplebotServerPC917Control Room18http://nees.berkeley.edu1019Proposal Writing: ContactsConcepts and feasibility Boza Stojadinovic ([email protected])Design and implementation Don Clyde, Equipment Site Operations ([email protected])Financial matters and organization ?, Budget Analyst ([email protected])Complaints and grievances  Nick Sitar, Lab Director ([email protected])[email protected] the principal NEES facility for hybrid simulation: A variety of new algorithms Geographically distributed testing One or more sub-structures Slow, near-real-time, real-timeBe a versatile facility where structural elements, structural connections and structures of all sizes, shapes and configurations can be successfully testedServe the NEES-R community11Thank you!Development and operation of the [email protected] equipment site is sponsored by


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