• High Power Laser and Particle Beams
  • Vol. 32, Issue 7, 075006 (2020)
Zhenchun Wang1、2, Zonghao Dong2, Zhiyong Bao2, Yuting Zhang2, and Fucai Liu1、2
Author Affiliations
  • 1Intelligent Control System and Intelligent Equipment Engineering Center of the Ministry of Education, Qinhuangdao 066004, China
  • 2Hebei Key Laboratory of Industrial Computer Control Engineering, Yanshan University, Qinhuangdao 066004, China
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    DOI: 10.11884/HPLPB202032.200020 Cite this Article
    Zhenchun Wang, Zonghao Dong, Zhiyong Bao, Yuting Zhang, Fucai Liu. Simulation and experimental study on high velocity control of armature in bore[J]. High Power Laser and Particle Beams, 2020, 32(7): 075006 Copy Citation Text show less
    Multi-module circuit diagram
    Fig. 1. Multi-module circuit diagram
    Time series current and velocity waveform diagram of different spaced discharge
    Fig. 2. Time series current and velocity waveform diagram of different spaced discharge
    Relationship between trigger time and muzzle velocity第二组脉冲电源模块触发时刻与电枢出口速度之间的关系
    Fig. 3. Relationship between trigger time and muzzle velocity第二组脉冲电源模块触发时刻 与电枢出口速度之间的关系
    A closed-loop system composed of n times of speed measurement feedback
    Fig. 4. A closed-loop system composed of n times of speed measurement feedback
    Comparison of open-loop and closed-loop armature velocity
    Fig. 5. Comparison of open-loop and closed-loop armature velocity
    Armature initial positive pressure for experiments
    Fig. 6. Armature initial positive pressure for experiments
    Muzzle velocity comparison between open-loop control and closed-loop control
    Fig. 7. Muzzle velocity comparison between open-loop control and closed-loop control
    initial positive pressure/kN test situationrail length/mcharging voltage/kVtrigger time of the first group of modules/μs trigger time of the second group of modules/ms
    1.0open loop control21.502.3
    1.5open loop control21.502.3
    1.5closed loop control21.50calculated Ttrig
    Table 1. Results of experiments
    number of experimentsopen loop simulation muzzle velocity/(m·s−1simulation relative error/%closed loop simulation muzzle velocity/(m·s−1simulation relative error/%
    1762.8−0.188764.50.042
    2753.7−1.407764.60.054
    3742.0−2.975763.8−0.050
    4760.2−0.536764.60.055
    5752.4−1.581764.30.018
    6761.5−0.362763.8−0.054
    7740.7−3.149763.9−0.030
    8745.9−2.452764.20.006
    9757.6−0.885764.60.061
    10739.4−3.324764.60.062
    11751.1−1.756763.8−0.046
    12744.6−2.627764.70.063
    13758.9−0.710764.60.061
    14738.1−3.498764.2−0.002
    15755.9−1.108764.50.040
    16747.2−2.278763.8−0.048
    17749.8−1.930764.1−0.010
    18743.3−2.800764.60.056
    19756.3−1.059764.50.039
    20748.5−2.100764.60.062
    Table 2. Speed error table of open-loop control and closed-loop control
    Zhenchun Wang, Zonghao Dong, Zhiyong Bao, Yuting Zhang, Fucai Liu. Simulation and experimental study on high velocity control of armature in bore[J]. High Power Laser and Particle Beams, 2020, 32(7): 075006
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