Control of an Automotive Semi-Active Suspension

<table>Open-control system. Pseudo-Bode of: <svg height="16.299999" id="M210" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 34.787498 16.299999" width="34.787498" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,8.525,16.088)"><use xlink:href="#x1D460"></use></g>
<g transform="matrix(.017,-0,0,-.017,13.612,12.013)"><use xlink:href="#x2F"></use></g><g transform="matrix(.017,-0,0,-.017,20.616,12.013)"><use xlink:href="#x1D467"></use></g>
<g transform="matrix(.012,-0,0,-.012,29.088,16.088)"><use xlink:href="#x1D45F"></use></g>
</svg>, <svg height="16.299999" id="M211" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 29.700001 16.299999" width="29.700001" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,12.013)"><use xlink:href="#x1D467"></use></g><g transform="matrix(.017,-0,0,-.017,8.528,12.013)"><use xlink:href="#x2F"></use></g><g transform="matrix(.017,-0,0,-.017,15.531,12.013)"><use xlink:href="#x1D467"></use></g>
<g transform="matrix(.012,-0,0,-.012,24,16.088)"><use xlink:href="#x1D45F"></use></g>
</svg>, and <svg height="16.4125" id="M212" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 84.375 16.4125" width="84.375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,12.138)"><use xlink:href="#x28"></use></g><g transform="matrix(.017,-0,0,-.017,5.944,12.138)"><use xlink:href="#x1D467"></use></g>
<g transform="matrix(.012,-0,0,-.012,14.413,16.212)"><use xlink:href="#x75"></use></g><g transform="matrix(.012,-0,0,-.012,20.695,16.212)"><use xlink:href="#x73"></use></g>
<g transform="matrix(.017,-0,0,-.017,29.462,12.138)"><use xlink:href="#x2212"></use></g><g transform="matrix(.017,-0,0,-.017,43.214,12.138)"><use xlink:href="#x1D467"></use></g>
<g transform="matrix(.012,-0,0,-.012,51.675,16.212)"><use xlink:href="#x1D45F"></use></g>
<g transform="matrix(.017,-0,0,-.017,57.325,12.138)"><use xlink:href="#x29"></use></g><g transform="matrix(.017,-0,0,-.017,63.207,12.138)"><use xlink:href="#x2F"></use></g><g transform="matrix(.017,-0,0,-.017,70.21,12.138)"><use xlink:href="#x1D467"></use></g>
<g transform="matrix(.012,-0,0,-.012,78.675,16.212)"><use xlink:href="#x1D45F"></use></g>
</svg>. The arrows show the gain increasing direction because of the applied electric current.</table>

Mathematical Problems in Engineering

Control of an Automotive Semi-Active Suspension

Figure 7