丝阵Z箍缩等离子体内爆过程单丝特性研究

STUDY OF WIRE PROPERTY OF Z-PINCH PLASMA IMPLODING PROCESS

研究了丝阵Z箍缩等离子体内爆过程中单丝行为、物理参数匹配、X射线发射情况。根据丝阵Z箍缩等离子体动力学一维模型研制了相关的计算程序,对单丝的内爆过程进行了数值模拟,对丝阵箍缩匹配关系进行了计算,给出了丝阵初始半径、电流脉冲宽度和峰值电流的匹配关系,同时对丝阵内的最小丝间距、材料的选择等问题进行优化研究。

Theoretical method and numerical simulation of the singlewire imploding process of wirearray Zpinch are investigated.According to the imploding theory and plasma dynamic model of a single wire,a 1D calculation code has been developed,using to calculate the match relationship of the system parameters and the process of plasma imploding.The calculation equations and results as well as the relationship of the pulse width of electric current with the peak current are given.