1.  Force

.  Maximum dynamic and static test force: ±100kN;

. Effective measurement range: 2%— 100%FS in the whole process without bins;

.  Static test force indication accuracy:  less than ±0.5%; dynamic test force indication accuracy: less than ±1.0%;

.  Average load fluctuation of test force: less than ±1%;

.  Dynamic load fluctuation of test force: less than ±2%;

2.  Displacement：

. The maximum displacement of the system: not less than  ±75mm  (the  total  stroke  is  not  less  than 150mm);

. Dynamic and static indication accuracy: ±0.5%FS;

3.  Actuator index：

. Effective   stroke   of   the   actuator:   not   less   than ±75mm (total stroke not less than 150mm);

.  Maximum working pressure: 21MPa;

.  The maximum test force is ±100KN;

. Front flange connection, installed under the workbench

4.  Test  frequency ： 0.1 ～ 50Hz ； (Amplitude-frequency  characteristics:  20kN,

±3.0mm, 17Hz)

5.  Main test waveforms: sine wave, square wave, triangle wave, oblique wave, half

sine, half triangle, various combined waveforms.

6.  Clamping system

One set of 4 point bending testing grips

7.  Constant pressure oil source parameters：

. The  constant  pressure  oil  source  adopts  a  double  pump parallel  structure, which can be controlled separately, with low energy consumption and low noise;

.  Pressure: 21Mpa;

.  Flow rate: 45L/min;