PWS-30 Model Electro-Hydraulic Servo Vibration Damper Dual-Action Fatigue Test Machine

I. Overview:

1. ntenteditable="false" style="box-sizing: border-box;">PWS-30 Type Electro-Hydraulic Servo Damper Dual-Acting Fatigue Test Machine utilizes electro-hydraulic servo control technology and is suitable for dynamic and static performance testing of various dampers,筒式dampers, and combined vibration reduction components. This includes dynamometer tests, speed characteristics, dual-acting fatigue tests, temperature characteristics tests, and lateral force loading tests. Test stations: 2.

2. ntenteditable="false" style="box-sizing: border-box;">Testing methods comply with the following standards:

3. ntenteditable="false" style="box-sizing: border-box;">"QC/T 491-2018 Automotive Damper Performance Requirements and Test Methods on Dynamometers"

4. ntenteditable="false" style="box-sizing: border-box;">GB/T 23919-2009 "Vibration Dampers for Three-Wheel Vehicles and Low-Speed Trucks"

5. ntenteditable="false" style="box-sizing: border-box;">JB/T 13513-2018《Test Method for Tubular Damper Mounts for Low-Speed Vehicles》

6. ntenteditable="false" style="box-sizing: border-box;">QC/T 62-2021《Motorcycle and lightweight motorcycle shock absorbers》

7. ntenteditable="false" style="box-sizing: border-box;">This unit is widely used in the automotive, scientific research, universities, transportation, and other fields. The basic working principle of the system is illustrated in the figure below.

II. Main Technical Specifications:

1. ntenteditable="false" style="box-sizing: border-box;">Maximum Test Force: ±30 kN, Indication Accuracy ±0.5%, Accuracy Range 2%-100FS.

2. ntenteditable="false" style="box-sizing: border-box;">Dynamic fluctuation ≤ ±1% FS.

3. ntenteditable="false" style="box-sizing: border-box;">Frequency Range: 0.01-20 Hz

4. ntenteditable="false" style="box-sizing: border-box;">Maximum Line Speed: 0.6 m/s

5. ntenteditable="false" style="box-sizing: border-box;">Actuator Maximum Stroke: ±100mm (total stroke 200mm), Indicating Accuracy ±0.5FS.

6. ntenteditable="false" style="box-sizing: border-box;">Waves: Stroke, Line Speed, Sine Wave, Half-Sine Wave, Rectangular Wave, Square Wave, Triangle Wave, Trapezoidal Wave, Static Loading Slope Wave, etc.

7. ntenteditable="false" style="box-sizing: border-box;">Constant pressure servo pump station: Pressure 21 Mpa, Flow rate 110 L/min.

8. ntenteditable="false" style="box-sizing: border-box;">Controller: Full Digital Hydraulic Servo Controller

9. ntenteditable="false" style="box-sizing: border-box;">Control Methods: Force and displacement closed-loop control

10. ntenteditable="false" style="box-sizing: border-box;">Maximum Test Space (from the bottom surface of the actuator to the bottom surface of the worktable): 300-1500mm

11. ntenteditable="false" style="box-sizing: border-box;">Adjustment Methods of Test Space: Hydraulic lifting, locking beam.

12. ntenteditable="false" style="box-sizing: border-box;">Lateral force: 0-2000N

13. ntenteditable="false" style="box-sizing: border-box;">Data Processing Method: The computer screen displays test parameters, automatically plots test curves, and the data processing method complies with QC/T 491-2018 "Automobile Vehicle Test Method."

Performance requirements for vehicle shock absorbers and related test methods as specified in standards such as "Performance Requirements and Test Methods for Vehicle Shock Absorbers."