The HL-2A plasma boundary has been identified using a filament current method with the magnetic signals obtained outside the plasma.
利用等离子体外部测量的磁场信号，使用丝电流方法对HL 2a等离子体边界进行了快速识别。
3
The dependence of the ac loss of coil-type samples on the peak value of magnetic field, magnetizing frequency, pitch of materials, matrix and diameter of filament were obtained.