• High Power Laser and Particle Beams
  • Vol. 33, Issue 6, 065010 (2021)
Ruoyu Han1, Chengzhi Deng1, Juan Feng1, Chen Li1, Weibo Yao2, and Jiting Ouyang1
Author Affiliations
  • 1Research Center for Electrostatics and Applications, School of Physics, Beijing Institute of Technology, Beijing 100081, China
  • 2State Key Laboratory of Intense Pulsed Radiation Simulation and Effect, Northwest Institute of Nuclear Technology, Xi’an 710024, China
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    DOI: 10.11884/HPLPB202133.210103 Cite this Article
    Ruoyu Han, Chengzhi Deng, Juan Feng, Chen Li, Weibo Yao, Jiting Ouyang. Discharge characteristics and spatial-temporal evolution of Cu-Ni alloy wire explosion[J]. High Power Laser and Particle Beams, 2021, 33(6): 065010 Copy Citation Text show less
    Schematics of the experimental setup and configurations
    Fig. 1. Schematics of the experimental setup and configurations
    Representative electrical waveforms of exploding 2-cm-long Cu, Ni, and constantan wires with diameters of 300 μm under 250 J stored energy in air
    Fig. 2. Representative electrical waveforms of exploding 2-cm-long Cu, Ni, and constantan wires with diameters of 300 μm under 250 J stored energy in air
    High-speed images of exploding 2-cm-long Cu, Ni, and constantan wires with diameters of 300 μm under 250 J stored energy in air
    Fig. 3. High-speed images of exploding 2-cm-long Cu, Ni, and constantan wires with diameters of 300 μm under 250 J stored energy in air
    Backlit images for single wire explosions of Cu, Ni, and Cu-Ni wire loads (around 10 μs after the explosion, exposure time 1 μs), the distance between two electrodes is 4-cm long
    Fig. 4. Backlit images for single wire explosions of Cu, Ni, and Cu-Ni wire loads (around 10 μs after the explosion, exposure time 1 μs), the distance between two electrodes is 4-cm long
    Representative electrical waveforms of exploding 2-cm-long constantan wires under 250 J stored energy in air
    Fig. 5. Representative electrical waveforms of exploding 2-cm-long constantan wires under 250 J stored energy in air
    Characteristic parameters of exploding 2-cm-long constantan wires with diameters of 25~270 μm under 250 J stored energy in air
    Fig. 6. Characteristic parameters of exploding 2-cm-long constantan wires with diameters of 25~270 μm under 250 J stored energy in air
    High-speed images of exploding 2-cm-long constantan wires under 250 J stored energy in air
    Fig. 7. High-speed images of exploding 2-cm-long constantan wires under 250 J stored energy in air
    wire typeinitial calculated resistance R0maximum measured resistance Rmaxmaximum electric power Pmax/MW energy to vaporize the wire Ev/J deposited energy Ed/J overheating factor ξtotal deposited energy Etotal/J
    300-μm Cu5.01×10−31.30±0.02166.0±3.578.2356.2±1.3~0.72117.4±1.6
    300-μm Ni2.21×10−21.15±0.01113.3±3.1106.6759.6±0.5~0.56121.6±1.7
    300-μm Cu-Ni1.35×10−11.28±0.02135.2±0.489.2656.8±1.5~0.64120.3±1.3
    Table 1. [in Chinese]
    Ruoyu Han, Chengzhi Deng, Juan Feng, Chen Li, Weibo Yao, Jiting Ouyang. Discharge characteristics and spatial-temporal evolution of Cu-Ni alloy wire explosion[J]. High Power Laser and Particle Beams, 2021, 33(6): 065010
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