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Table 7 The energy proportion of the effective detecting points of the total energy

From: Sector sensor array technique for high conductivity materials imaging in magnetic induction tomography

Perturbation locationDistribution of efficient pointEfficient value energy ratio (%)
(0, 0, 0)115°–245°98.56
(− 75, 0, 0)245°–275°97.88
(75, 0, 0)85°–115°97.65
(0, − 75, 0)0°, 95°–265°, 360°89.7
(0, 75, 0)170°–185°98.11
  1. The effective measuring region almost locate on the opposite side of drive coil. The semicircle detection area can receive 90 percent of total energy when the goal at five different places