WAZD-4500 microcomputer controlled electro-hydraulic servo damper performance test bench is a new product specially developed by our company according to the technical requirements of damping damper performance test in the field of construction engineering. It adopts professional core technologies such as ultra-high stiffness pre-anti-backlash frame loading host, large array hydraulic accumulator and ultra-large flow electro-hydraulic servo pump station, multi-channel full closed-loop servo controller, static pressure support heavy-duty servo cylinder. The product performance is stable and reliable, and has been praised by high-end customers such as China State Shipbuilding Group.

WAZD-4500 microcomputer controlled electro-hydraulic servo damper performance test bench is a new product specially developed by our company according to the technical requirements of damping damper performance test in the field of construction engineering. It adopts professional core technologies such as ultra-high stiffness pre-anti-backlash frame loading host, large array hydraulic accumulator and ultra-large flow electro-hydraulic servo pump station, multi-channel full closed-loop servo controller, static pressure support heavy-duty servo cylinder. The product performance is stable and reliable, and has been praised by high-end customers such as China State Shipbuilding Group.

Technical Parameters

1. Test load, stroke and speed: maximum test static load ±4500kN; maximum test dynamic load ±3500kN; maximum test displacement stroke ±600mm; maximum instantaneous speed under maximum test dynamic load 1.6m/s; average speed under maximum test dynamic load 1.0m/s;

2. System frequency range: 0～7Hz;

3. High-speed dynamic load test: under dynamic load 3500KN, stroke ±400mm, maximum loading speed 1m/s, it can continuously move for 5 cycles; under dynamic load 3500KN, stroke ±600mm, maximum loading speed 1m/s, it can continuously move Exercise 3 cycles;

4. Fatigue test: Under the dynamic load of 3500kN, frequency 1Hz, and amplitude ±2.5mm, it is capable of conducting uninterrupted fatigue tests for no less than 100,000 times;

5. Relative error of test force indication: ±1.0%;

6. Test force measurement range: 2%～100%FS;

7. Displacement indication error: ±0.1%FS;

8. Clear width between side beams inside the rack: 1500mm;

9. The device can make component lengths: 0.4m~8m (the component is in the middle position), and the length of the fuselage can be lengthened according to use needs;

10. Waveform: sine wave, square wave, triangle wave, ramp wave and custom waveform input;

11. The deformation of the testing machine base, moving beam, loading beam and other related mechanical components under the maximum test static load is not greater than 1/1500 of the total stroke of the cylinder, and the maximum static load is 10000kN;

12. Coaxiality error of the centerline of the specimen clamping device: 3mm;

13. The overall dimensions of the host (L × W × H) are approximately: 16600mm × 2700mm × 1600mm (height does not include protective cover).