Acta Physica Sinica, Volume. 68, Issue 7, 070201-1(2019)
Figures & Tables(19)
Fig. 1. Schematic diagram of the mesh grid generation in nonparallel two-electrode gap典型非平行电极间的计算节点划分示意图
Fig. 2. Computational method of the in the gap of non-uniform pressure distribution 间隙压强不均布时的 计算方法
Fig. 3. The computational stability of DCP model as a function of
Fig. 4. The computational deviation of total ionization number in one path at different : (a) Potential path of No.1; (b) potential path of No.21 路径总电离次数的计算值随 变化的偏差 (a) No.1候选路径; (b) No.21候选路径
Fig. 6.
Fig. 7. The geometry and potential path generation in the laddered plate electrode (
Fig. 8. The comparison of the calculation and test results in case 1 (working medium: Xe)Case 1试验与计算结果对比(气体工质: Xe)
Fig. 9. The relevant information of the MPDT: (a) Physical photograph; (b) the electrode geometry and potential path generationMPDT电极的相关信息 (a)实物照片; (b)电极结构及候选路径划分(
Fig. 10. The comparison of the calculation and test results in case 2 (working medium: Ar)Case 2试验与计算结果对比(气体工质: Ar)
Fig. 11. The input conditions and calculation results in case 3 (working medium: Xe): (a) The electrode geometry and potential path generation; (b) the calculation results of the
Fig. 12. The input conditions and calculation results in case 4(working medium: Xe): (a) The electrode geometry and potential path generation; (b) the calculation results of the
Fig. 13. The input conditions and calculation results in case 5 (working medium: Ar): (a) The electrode geometry and potential path generation; (b) the calculation results of the
Fig. 14. The input conditions and calculation results in case 6(working medium: Xe): (a) The electrode geometry and potential path generation; (b) the calculation results of the
Fig. 15. The formation reason of the entire
Fig. 16. The ionization collision number distribution at different gap pressures in case 3: (a)
Fig. 17. The distribution of
,
and
at different gap pressures and different potential paths in case 3: (a) The average
,
Fig. 18. The excitation collision number distribution at different gap pressures in case 3: (a)
Table 1.
The e-Xe collision cross-section[18].
e -Xe的碰撞截面公式[18]View tableView in ArticleTable 1.
The e-Xe collision cross-section[18].
e -Xe的碰撞截面公式[18]碰撞类型 碰撞截面公式/m2 弹性碰撞 $1.699 \times {10^{ - 19}}$ ${E_{k,e}} \leqslant 0.159\; {\rm{ eV}}$ $(0.076E_{k,e}^2 - 0.345E_{k,e}^{1.5} + 0.585{E_{k,e}} - 0.427E_{k,e}^{0.5} + 0.114)\times {10^{ - 17}}$ $0.16\; {\rm{ eV}} < {E_{k,e}} \leqslant 2.8\; {\rm{ eV}}$ $( - 0.002E_{k,e}^2 + 0.03E_{k,e}^{1.5} - 0.166{E_{k,e}} + 0.402E_{k,e}^{0.5} - 0.317)\times {10^{ - 17}}$ $2.8\; {\rm{ eV}} < {E_{k,e}} \leqslant 24.7\; {\rm{ eV}}$ $( - 0.0022E_{k,e}^{1.5} + 0.043{E_{k,e}} - 0.28567E_{k,e}^{0.5} + 0.6518)\times {10^{ - 17}}$ $24.7\; {\rm{ eV}} < {E_{k,e}} \leqslant 50\; {\rm{ eV}}$ $0.00064 \times {10^{ - 17}}$ ${E_{k,e}} > 50\; {\rm{ eV}}$ 激发碰撞 $0.0$ ${E_{k,e}} \leqslant 8.4\; {\rm{ eV}}$ $(0.002E_{k,e}^2 - 0.023E_{k,e}^{1.5} + 0.098{E_{k,e}} - 0.188E_{k,e}^{0.5} + 0.135)\times {10^{ - 16}}$ $8.4\; {\rm{ eV}} < {E_{k,e}} \leqslant 11\; {\rm{ eV}}$ $(0.0007E_{k,e}^2 - 0.012E_{k,e}^{1.5} + 0.08{E_{k,e}} - 0.23E_{k,e}^{0.5} + 0.23)\times {10^{ - 17}}$ $11\; {\rm{ eV}} < {E_{k,e}} \leqslant 25\; {\rm{ eV}}$ $ $25\; {\rm{ eV}} < {E_{k,e}} \leqslant 500\; {\rm{ eV}}$ 电离碰撞 $0.0$ ${E_{k,e}} \leqslant 12.1\; {\rm{ eV}}$ $(0.00136E_{k,e}^2 - 0.0226E_{k,e}^{1.5} + 0.14{E_{k,e}} - 0.38E_{k,e}^{0.5} + 0.387)\times {10^{ - 17}}$ $12.1\; {\rm{ eV}} < {E_{k,e}} \leqslant 20\; {\rm{ eV}}$ $( - 0.0006E_{k,e}^2 + 0.014E_{k,e}^{1.5} - 0.133{E_{k,e}} + 0.574E_{k,e}^{0.5} - 0.93)\times {10^{ - 17}}$ $20\; {\rm{ eV}} < {E_{k,e}} \leqslant 44\; {\rm{ eV}}$ $( - 1.6 \times {10^{ - 6}}E_{k,e}^2 + 0.1E_{k,e}^{1.5} - 0.024{E_{k,e}} + 0.022E_{k,e}^{0.5} - 0.02)\times {10^{ - 17}}$ $44\; {\rm{ eV}} < {E_{k,e}} \leqslant 360\; {\rm{ eV}}$
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Bo Yu, Wei Liang, Jiao Jiao, Xiao-Lu Kang, Qing Zhao.
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Received: Nov. 12, 2018
Accepted: --
Published Online: Oct. 29, 2019
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