Analysis of Electric Propulsion System for Exploration of Saturn

<table>Curves for NEP as a function of the ratio <svg height="16.637501" id="M45" style="vertical-align:-4.77652pt" version="1.1" viewbox="0 0 40.762501 16.637501" width="40.762501" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,16.6375)">
<g transform="translate(72,-58.69)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑚</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.07,60.37)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑓</tspan>
</text>
<text transform="matrix(1,0,0,-1,-56.67,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">/</tspan>
<tspan style="font-size: 12.50px; " x="3.4758339" y="0">𝑚</tspan>
</text>
<text transform="matrix(1,0,0,-1,-44.31,60.37)">
<tspan style="font-size: 8.75px; " x="0" y="0">0</tspan>
</text>
</g>
</g>
</svg> for several TOFs. The effective specific powers are (a) <svg height="10.9125" id="M46" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 23.5625 10.9125" width="23.5625" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.9125)">
<g transform="translate(72,-63.27)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">0</tspan>
<tspan style="font-size: 12.50px; " x="12.503" y="0">0</tspan>
</text>
</g>
</g>
</svg> W/kg, (b) <svg height="10.9125" id="M47" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 15.75 10.9125" width="15.75" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.9125)">
<g transform="translate(72,-63.27)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">8</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">0</tspan>
</text>
</g>
</g>
</svg> W/kg, (c) <svg height="11.0375" id="M48" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 15.75 11.0375" width="15.75" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.0375)">
<g transform="translate(72,-63.17)">
<text transform="matrix(1,0,0,-1,-71.95,63.4)">
<tspan style="font-size: 12.50px; " x="0" y="0">6</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">0</tspan>
</text>
</g>
</g>
</svg> W/kg, (d) <svg height="10.9125" id="M49" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 15.75 10.9125" width="15.75" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.9125)">
<g transform="translate(72,-63.27)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">3</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">0</tspan>
</text>
</g>
</g>
</svg> W/kg.</table>

Mathematical Problems in Engineering

Analysis of Electric Propulsion System for Exploration of Saturn

Figure 2