Single degree of freedom electro-hydraulic servo vibration table

serial number

Configuration Name

Configure technical parameters

1

operating frequency

0.1~50Hz

2

maximum displacement

Not less than ± 100mm

3

maximum acceleration

±1g

4

countertop dimensions

Not less than 1.0mX1.0m

5

Model weight

Not less than 500kg

6

Accelerometer

Equipped with 5 acceleration sensors and 1 amplifier;

1. Acceleration sensitivity: not less than 1000mV (P-value),+/-10%;

2. Frequency response: 0.3Hz~10KHz (can be divided into 0.3~500Hz),+/-3dB;

3. Built in low-pass filter Fc: 500Hz (+/-3dB);

4. Lateral sensitivity: less than 5%;

5. Range:+/-10g;

6. Configure one magnetic suction cup. The extension cable shall not be less than 6 meters.

7

experimental model

Multi story frame structure experimental bench (composed of structural columns and plate structures, each floor can be equipped with an acceleration sensor to simulate the vibration and seismic response of high-rise buildings through various tests, in order to learn the general process of seismic testing, data acquisition and data processing of building structures, with dimensions not less than 190mm in length and 160mm in width)

500mm high).

8

Acceleration data acquisition device

1. Working voltage: 12-28V;

Working current: greater than 2A;

Working temperature: 15~60 ° C;

Analog signal input: 8 differential inputs;

Sampling frequency: 8-channel sampling from 1Hz to 10KHz;

Maximum storage space: 16M bytes;

Communication ports: 1 standard RJ45 Ethernet interface, 2 standard 485 interfaces (for configuring parameters);

Resolution:<0.2 μ V;