Design and Optimization of Annular Flow Electromagnetic Measurement System for Drilling Engineering

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/js/volume-2018/4645878/figures/4645878.fig.006a.svgz" name="4645878.fig.006a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>When the height of core protrusion is 5.5 cm</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/js/volume-2018/4645878/figures/4645878.fig.006b.svgz" name="4645878.fig.006b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>When the height of core protrusion is 7.5 cm</td></tr></table>

<div>The simulation diagram of the magnetic flux vector and weight function vector with core width equal to 4 cm.</div>

Journal of Sensors

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Figure 6

Figure 6: Design and Optimization of Annular Flow Electromagnetic Measurement System for Drilling Engineering 