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Three-station rail joint fatigue testing machine

The PMW800-1500 rail fatigue testing machine mainly includes 1 PMW800 pulsating hydraulic station, 1 PMCS2.0 fully digital measurement and control system, 3 500kN high response low damping actuators, 1 three-station reflexive force loading frame, and WinPmw5. 0 It consists of 1 set of computer data acquisition and processing system, 3 sets of safety protection devices, 6 sets of loading tooling, etc.




  • 产品描述
    • Commodity name: Three-station rail joint fatigue testing machine

    The PMW800-1500 rail fatigue testing machine mainly includes 1 PMW800 pulsating hydraulic station, 1 PMCS2.0 fully digital measurement and control system, 3 500kN high response low damping actuators, 1 three-station reflexive force loading frame, and WinPmw5. 0 It consists of 1 set of computer data acquisition and processing system, 3 sets of safety protection devices, 6 sets of loading tooling, etc.

    The PMW800-1500 rail fatigue testing machine mainly includes 1 PMW800 pulsating hydraulic station, 1 PMCS2.0 fully digital measurement and control system, 3 500kN high response low damping actuators, 1 three-station reflexive force loading frame, and WinPmw5. 0 It consists of 1 set of computer data acquisition and processing system, 3 sets of safety protection devices, 6 sets of loading tooling, etc.

    It is mainly used to test the static load performance and fatigue life of rail and welded joints, sleepers, pads and fasteners. The product complies with "TB/T1354 Rail Physical Bending Fatigue Test Method", "TB/T3109 AT Rail", "TB/T 1632.1 Rail Welding", "TB/T3120AT Rail Welding" and other national standards and fatigue test requirements of railway industry standards.

     

    Technical Parameters

    1. Maximum static test force: 500 kN×3
    2. Maximum dynamic testing force: 500 kN×3
    3. Test channels: 3
    4. Maximum working pressure: 20MPa
    5. Rail spacing: 1000/1400mm
    6. Working frequency: electromagnetic digital speed regulation 2-8Hz
    7. Speed regulation accuracy: 1%
    8. Maximum displacement of pulsating hydraulic station: 800ml/stroke
    9. Load waveform: sine wave
    10. Indication accuracy: ±1% for each point starting from 20% FS
    11. Dynamic indication fluctuation: ≤2%FS
    12. Main motor rated power: 22kW
    13. Main oil pump motor unit power: 1.5kW
    14. Lubrication pump motor unit power: 1.5kW
    15. Number of tests: Electromagnetic measurement digital display capacity 10⁸
    16. 500kN actuator: high response and low damping structure
     16.1 Maximum static test force: 500kN
     16.2 Maximum dynamic test force: 500kN
     16.3 Maximum working amplitude: single actuator 30mm
     16.4 Maximum piston stroke: 120mm
     16.5 Pressure plate diameter: Φ150mm
     16.6 Force measurement method: System oil pressure force measurement method (load sensor force measurement method is optional)
     16.7 Maximum manual adjustment range of pressure plate stroke: 400mm
     16.8 Displacement sensor range: 150mm
     16.9 Displacement resolution: 0.01mm
     16.10 Displacement measurement accuracy: 1%
    17. Piston displacement protection: adjustable travel switch
    18. Test safety protection: peak four-point/mechanical limit dual protection
    19. Loading host structure: three-station reflexive portal frame
    20. Loading host size: 3900*1650*2050mm

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