等离子体电枢电磁轨道炮电枢电弧长度的测量

Study of the Plasma Armature Arc Length Measurement in Plasma Armature Railguns

对用Ｂ－ｄｏｔ磁探针测量三维等离子体电枢电弧长度的原理进了理论分析，给出了根据记录的磁探针信号波形计算等离子体电枢电弧长度的判据．通过实测的数据对判据的准确性进行了实验分析与验证．

The Principle of plasma armature arc length measurement in three dimensions with B dot probes is analyzed theoretically. The law of arc length calculation is given, according to the records of the probe signals. The accuracy of the law has been analyzed and tested by experiments.