High Power Laser and Particle Beams, Volume. 32, Issue 7, 075006(2020)
Simulation and experimental study on high velocity control of armature in bore
Figures & Tables(9)
Fig. 2. Time series current and velocity waveform diagram of different spaced discharge
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
Fig. 4. A closed-loop system composed of
Fig. 7. Muzzle velocity comparison between open-loop control and closed-loop control
Table 1. Results of experiments
View tableView in ArticleTable 1. Results of experiments
initial positive pressure/kN test situation rail length/m charging voltage/kV trigger time of the first group of modules/μs trigger time of the second group of modules/ms 1.0 open loop control 2 1.5 0 2.3 1.5 open loop control 2 1.5 0 2.3 1.5 closed loop control 2 1.5 0 calculated T trig
Table 2. Speed error table of open-loop control and closed-loop control
View tableView in ArticleTable 2. Speed error table of open-loop control and closed-loop control
number of experiments open loop simulation muzzle velocity/（m·s−1） simulation relative error/% closed loop simulation muzzle velocity/（m·s−1） simulation relative error/% 1 762.8 −0.188 764.5 0.042 2 753.7 −1.407 764.6 0.054 3 742.0 −2.975 763.8 −0.050 4 760.2 −0.536 764.6 0.055 5 752.4 −1.581 764.3 0.018 6 761.5 −0.362 763.8 −0.054 7 740.7 −3.149 763.9 −0.030 8 745.9 −2.452 764.2 0.006 9 757.6 −0.885 764.6 0.061 10 739.4 −3.324 764.6 0.062 11 751.1 −1.756 763.8 −0.046 12 744.6 −2.627 764.7 0.063 13 758.9 −0.710 764.6 0.061 14 738.1 −3.498 764.2 −0.002 15 755.9 −1.108 764.5 0.040 16 747.2 −2.278 763.8 −0.048 17 749.8 −1.930 764.1 −0.010 18 743.3 −2.800 764.6 0.056 19 756.3 −1.059 764.5 0.039 20 748.5 −2.100 764.6 0.062
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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
Paper Information
Category: Pulsed Power Technology
Received: Jan. 15, 2020
Accepted: --
Published Online: Jul. 10, 2020
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