Fault Diagnosis for Actuators in a Class of Nonlinear Systems Based on an Adaptive Fault Detection Observer

<div>Estimation of failure 1 with <svg height="11.8174pt" id="M182" style="vertical-align:-3.1815pt" version="1.1" viewbox="-0.0498162 -8.6359 14.676 11.8174" width="14.676pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M703 650H36V622C118 616 126 607 126 526V124C126 45 117 34 40 28V0H297V28C219 34 211 44 211 124V581C211 609 214 613 245 613H494C521 613 527 610 527 583V124C527 45 519 34 434 28V0H700V28C620 34 612 44 612 124V526C612 605 620 616 703 622V650Z" id="g113-145"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="738" vert-adv-y="738"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,9.594,3.132)"><path d="M389 0V32C297 38 291 46 291 118V635C234 613 175 595 109 583V556L161 554C203 552 207 547 207 497V118C207 46 201 38 110 32V0H389Z" id="g50-50"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="487" vert-adv-y="487"></glyph.data></g></svg>: (a) estimation of failure 1 and (b) enlarged view.</div>

Mathematical Problems in Engineering

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Figure 11

Figure 11: Fault Diagnosis for Actuators in a Class of Nonlinear Systems Based on an Adaptive Fault Detection Observer 