1、Shandong Binzhou Yellow River Highway Bridge Structural Health Monitoring,Shandong Binzhou Yellow River Highway Bridge,Three towers, four spans 84+300+300+84m PC structure Rigid and floating support,Open to traffic: July 1, 2004,Health Monitoring System 138 optical fiber strain & temperature sensors

2、 2 anemoscopes 39 accelerometers 1+3GPS Wireless communication LabVIEW data acquisition Damage detection-MATLAB Structural analysis- ANSYS 7.2 SQL server 2000 database- Website visitor permitted LabVIEW software platform on-line automatically running & call,1. Sensor sub-system,1) Optical fiber sens

3、ors,Sensor,Sensor,Locations Initial wave length Initial T,2) Accelerometers,Cable- 2D and 1D Piezo-electric accelerometers (0.1-50Hz), 2Hz Tower-2D Servo accelerometers (0-30Hz), 0.17Hz Girder-3D, 2D and 1D Capacitive accelerometers, 0.25Hz,3) Anemoscopes,3D ultrasonic 81000U (USA),WE550 turboanemos

4、cope,4) 1+3GPS,Topcon,2. Communication sub-system,1) Cable communication,2) Wireless communication GPS wireless communication Antenna + network card + network bridge,3. Data acquisition sub-system,LabVIEW software (NI,USA) NI (USA) and Advantech (Taiwan) PXI bus-mastering and RS-485 bus mastering,Da

5、ta acquisition software,4. Damage detection & safety evaluation sub-system,1) Finite element model,2) Modes & frequencies,3) Response,4) Damage detection-global,4) Damage detection-local,5. Database sub-system,Intranet,Server center,Inquire, print, show,Load,Measured response,Structure and sensor,Dynamics,Healthmodels Damage models Safety evaluation,Database,Data Base,Inquire,打印,Copy,Viru