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The largest level vibration testing facilities in Japan

Overview of Vibration Testing Center

Vibration Testing Center
  • Test object can be carried in by 10 tons truck.
  • Building: Approx. 30m (L) x Approx. 17m (W)
    (Vibration test room: Ceiling height 10m, Offices locate on the 2nd floor.)
  • Ceiling crane: Capacity 2.8 tons, Lifting height 6m
Floor Plan

Specification of Vibration Machine

Large 3-axis simultaneous vibration testing facilities

Large 3-axis simultaneous vibration testing facilities Figure 1
Large 3-axis simultaneous vibration testing facilities Figure 2
  • ① Acceleration can be controlled within frequency range of 0.5 to 100Hz.
  • ② It can cope with artificial seismic waves.2.5t loading situation: Horizontal 3.3G / Vertical 2.6G
    (The is the largest class in Japan.)
  • ③ Sine beat test can be carried out:
    Horizontal: 2.5t loading Maximum 3G
    Vertical:   1.7t loading Maximum 3G
Items Specifications
  X axis Y axis Z axis
Actual measurement excitation force 160 kN 160 kN 160 kN
Max. acceleration (no load) 60m/s2 60m/s2 40m/s2
Max. acceleration (2.5t) 32.7m/s2 32.7m/s2 25.8m/s2
Max. speed 1.5m/s 1.5m/s 1.0m/s
Max. displacement 300mmp-p 300mmp-p 200mmp-p
Frequency range 0.5~100Hz
Max. loading weight Approx. 2.5t
Vibration table dimensions 2.5m×2.5m
Number of measuring channels 15ch

Single axis vibration facilities

Single axis vibration facilities

Installed in August 2016

Artificial seismic waves used in an artificial earthquake–proof evaluation

Artificial seismic waves used in an artificial earthquake–proof evaluation

Sine beat wave (7 Hz 3G)

Sine beat wave (7 Hz 3G)

Testable wave patterns:

  • Artificial seismic wave
  • Reproduction of Kobe and Great East Japan earthquake waves
  • Sine wave
  • Sine beat wave