High Power Laser and Particle Beams, Volume. 33, Issue 6, 065010(2021)
Discharge characteristics and spatial-temporal evolution of Cu-Ni alloy wire explosion
Figures & Tables(8)
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
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
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
Fig. 5. Representative electrical waveforms of exploding 2-cm-long constantan wires 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
Fig. 7. High-speed images of exploding 2-cm-long constantan wires under 250 J stored energy in air
Table 1. [in Chinese]
View tableView in ArticleTable 1. [in Chinese]
wire type initial calculated resistance R0/Ω maximum measured resistance Rmax/Ω maximum electric power Pmax/MW energy to vaporize the wire Ev/J deposited energy Ed/J overheating factor ξ total deposited energy Etotal/J 300-μm Cu 5.01×10−3 1.30±0.02 166.0±3.5 78.23 56.2±1.3 ～0.72 117.4±1.6 300-μm Ni 2.21×10−2 1.15±0.01 113.3±3.1 106.67 59.6±0.5 ～0.56 121.6±1.7 300-μm Cu-Ni 1.35×10−1 1.28±0.02 135.2±0.4 89.26 56.8±1.5 ～0.64 120.3±1.3
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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
Paper Information
Category: High Voltage and Pulsed Power Technology
Received: Mar. 22, 2021
Accepted: --
Published Online: Jul. 22, 2021
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