Research on Electromagnetic Scattering Influence of Transmission Towers on Medium Wave Antenna Based on the Characteristic Mode Theory

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Setting object</td><td class="align_center">Simulation setup details</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Simulation tower type</td><td class="align_center">UHV DC transmission tower</td></tr><tr><td class="align_left">Voltage level</td><td class="align_center">±800 kV</td></tr><tr><td class="align_left">Tower height</td><td class="align_center">68.5 m</td></tr><tr><td class="align_left">Cross-stretcher width</td><td class="align_center">41 m</td></tr><tr><td class="align_left">Distance between towers</td><td class="align_center">200 m</td></tr><tr><td class="align_left">Number of towers</td><td class="align_center">1, 2, 3</td></tr><tr><td class="align_left">Medium-wave antenna</td><td class="align_center">Single dipole antenna (bottom feed)</td></tr><tr><td class="align_left">Antenna height</td><td class="align_center">50 m</td></tr><tr><td class="align_left">Distance from the antenna to the tower</td><td class="align_center"><i>λ</i> = 500 m, <i>λ</i>/2 = 250 m, <i>λ</i>/4 = 125 m</td></tr><tr><td class="align_left">Simulation band</td><td class="align_center">600 kHz, 1000 kHz, 1400 kHz</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Simulation model detailed settings.</div>

International Journal of Antennas and Propagation

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Table 1

Table 1: Research on Electromagnetic Scattering Influence of Transmission Towers on Medium Wave Antenna Based on the Characteristic Mode Theory 