Calculation of optimum spacing for a three coil axially symmetric metal detector
Calculation of optimum spacing for a three coil axially symmetric metal detector
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DOI:
10.1049/el:19930560
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发表时间:
1993-05
影响因子:
1.1
通讯作者:
M. Brighton;M. English
中科院分区:
文献类型:
--
作者:
M. Brighton;M. English
When designing an in-line metal detector, a three coil axially symmetric design is often employed. For maximum sensitivity to small particles, the spacing of the coils is an important factor. A formula is derived which predicts the signal produced by a metal sphere when moved along the axis of such a detector and from this a graph is produced to determine the optimum coil spacing.