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Table 2 Test results of the laser-based wireless power transmission system

From: Methods for testing the performance of long-distance wireless power transmission systems

  Parameter Measured values
Group 1 Group 2 Group 3 Group 4 Group 5
1 System input AC power (W) 139.2 239.4 341.3 453.2 579.5
2 DC power of laser (W) 73.5 152.1 235.8 323.46 414.95
3 Laser power (W) 23.17 66.01 107.7 148.7 185.3
4 Electro-optical conversion efficiency of laser 31.52% 43.40% 45.67% 45.97% 44.66%
5 AC-optical power conversion efficiency 16.6% 27.6% 31.6% 32.8% 32.0%