Main Characteristics

 

General Information

Shaking Table General Information   Full Name of the Shaking Table MESA SÍSMICA UNIAXIAL DO LNEC Year of Installation -

Shaking Table Descrition

Type of Shaking Table   Type Uniaxial Type of movements Translactions Movements Directions Horizontal or Vertical (not available at the same time)     Characteristics of the Platform   Size (m×m) 3,00 x 2,00 - horizontal mov. 2,45 x 1,45 - vertical mov. Space between holes for fixing specimens (m) 1.00 x 0.50 (L x T) Weight (tf) 6 Material Steel   Hydraulic System   Oil Quantity (l) 833 Flow rate (l/min) 242 Accumulated oil under pressure (l) 18 Oil maximum pressure (bar) 241 Oil nominal pressure (bar) 207   Actuators   Stroke (m) 0.20 Maximum static force (kN) 250 Maximum nominal velocity (cm/s) 21 Material Steel    Shaking Table Performance   Figure - Response curve of the hydraulic actuator for a total load of 50 kN

Characteristics of the Control System

Type of Control   Type of control Analogue/Digital   Characteristics of the Analogue Part   Manufacturer - Type -   Characteristics of the Digital Part   Hardware Computer - D/A Channels - A/D Channels Software Designer -

Complementary Facilities

Bridge Cranes Capacity   No. of Cranes 2 Max Load (kN) 392 Useful Height (m) 8   Access Gates   Number 2 Useful Height (m) 4.5