Development of a Three-Phase Sequential Turbocharging System with Two Unequal-Size Turbochargers

<table>Process from the big TC to the small TC at <svg height="15.65" id="M33" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 62.762501 15.65" width="62.762501" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.362)"><use xlink:href="#x394"></use></g><g transform="matrix(.017,-0,0,-.017,10.959,11.362)"><use xlink:href="#x1D461"></use></g>
<g transform="matrix(.012,-0,0,-.012,16.75,15.45)"><use xlink:href="#x33"></use></g>
<g transform="matrix(.017,-0,0,-.017,27.812,11.362)"><use xlink:href="#x3D"></use></g><g transform="matrix(.017,-0,0,-.017,42.499,11.362)"><path d="M241 635q53 0 94 -28.5t63.5 -76t33.5 -102.5t11 -116q0 -58 -11 -112.5t-34 -103.5t-63.5 -78.5t-94.5 -29.5t-95 28t-64.5 75t-34.5 102.5t-11 118.5q0 58 11.5 112.5t34.5 103t64.5 78t95.5 29.5zM238 602q-32 0 -55.5 -25t-35.5 -68t-17.5 -91t-5.5 -105
q0 -76 10 -138.5t37 -107.5t69 -45q32 0 55.5 25t35.5 68.5t17.5 91.5t5.5 105t-5.5 105.5t-18 92t-36 68t-56.5 24.5z" id="x30"></path></g><g transform="matrix(.017,-0,0,-.017,50.659,11.362)"><use xlink:href="#x2E"></use></g><g transform="matrix(.017,-0,0,-.017,54.535,11.362)"><path d="M244 635q90 0 143 -72t53 -177q0 -133 -65 -229.5t-171 -139.5q-79 -32 -140 -32l-5 30q109 18 185 91t101 186l-68 -36q-29 -16 -60 -16q-79 0 -129 51.5t-50 130.5q0 80 57 146.5t149 66.5zM228 602q-52 0 -78 -45.5t-26 -98.5q0 -69 36.5 -115.5t97.5 -46.5
q53 0 90 28q4 31 4 66q0 51 -9.5 95.5t-39 80.5t-75.5 36z" id="x39"></path></g>
</svg> s and <svg height="15.5125" id="M34" style="vertical-align:-3.276pt" version="1.1" viewbox="0 0 50.737499 15.5125" width="50.737499" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.363)"><use xlink:href="#x394"></use></g><g transform="matrix(.017,-0,0,-.017,10.959,11.363)"><use xlink:href="#x1D461"></use></g>
<g transform="matrix(.012,-0,0,-.012,16.75,15.45)"><path d="M456 178h-96v-72q0 -51 12.5 -62.5t72.5 -16.5v-27h-256v27q65 5 78 17t13 62v72h-260v28q182 271 300 426h40v-407h96v-47zM280 225v295h-2q-107 -148 -196 -295h198z" id="x34"></path></g>
<g transform="matrix(.017,-0,0,-.017,27.812,11.363)"><use xlink:href="#x3D"></use></g><g transform="matrix(.017,-0,0,-.017,42.499,11.363)"><use xlink:href="#x31"></use></g>
</svg> s.</table>

International Journal of Rotating Machinery

fig7

Figure 7

Figure 7: Development of a Three-Phase Sequential Turbocharging System with Two Unequal-Size Turbochargers 