基于波束形成的变压器噪声成像技术研究与应用
*
袁晶, 卢灏, 刘领航, 王永强
Research and Application of Transformer Noise Imaging Technology Based on Beamforming
YUAN Jing, LU Hao, LIU Linghang, WANG Yongqiang
表2
仿真结果统计
入射角度(
φ
,
θ
)
估计角度(
φ
,
θ
)
误差(Δ
φ
, Δ
θ
)
(40.8°, 23.4°)
(80.2°, 13.6°)
(130.7°, 13.1°)
(163.4°, 28.5°)
(221.5°, 37.3°)
(349.7°, 29.2°)
(40.4°, 21.5°)
(79.8°, 12.3°)
(129.0°, 13.8°)
(163.6°, 26.2°)
(220.2°, 37.6°)
(349.9°, 26.5°)
(-0.4°, -0.9°)
(-0.4°, -1.3°)
(-1.7°, 0.7°)
(0.2°, -2.3°)
(-1.3°, 0.3°)
(0.2°, -2.7°)