H∞ detection filter design for linear systems: Comparison of two approaches

A Edelmayer, J Bokor, L Keviczky - IFAC Proceedings Volumes, 1996 - Elsevier
This paper discusses the robust detection filter design problem when geometric methods for
decoupling the failure modes from modelling uncertainties and exogeneous deterministic …

Sliding mode observers and their application in fault diagnosis

M Saif, Y **ong - Fault diagnosis and fault tolerance for mechatronic …, 2003 - Springer
Two commonly used approaches to sliding mode observer (SMO) design, namely the
equivalent control approach of Utkin and the Walcott and Zak's observer design strategies …

Optimal H scaling for sensitivity optimization of detection filters

A Edelmayer, J Bokor - … of Robust and Nonlinear Control: IFAC …, 2002 - Wiley Online Library
The paper deals with the sensitivity optimization of detection filters in linear time‐varying
(LTV) systems which are subject to multiple simultaneous faults and disturbances. The …

Convex LPV synthesis of estimators and feedforwards using duality and integral quadratic constraints

R Venkataraman, P Seiler - International Journal of Robust and …, 2018 - Wiley Online Library
A method is presented for synthesizing output estimators and disturbance feedforward
controllers for continuous‐time, uncertain, gridded, linear parameter‐varying (LPV) systems …

Fault-tolerant flight control using one aerodynamic control surface

R Venkataraman, P Seiler - Journal of Guidance, Control, and Dynamics, 2019 - arc.aiaa.org
This paper considers a statically stable unmanned aircraft that is equipped with only two
aerodynamic control surfaces (called elevons) and one tractor-type propeller. A fault in …

Robust H filter design using frequency gridding

P Seiler, B Vanek, J Bokor… - Proceedings of the 2011 …, 2011 - ieeexplore.ieee.org
This paper considers the design of robust H∞ filters for continuous-time linear systems with
uncertainties described by integral quadratic constraints (IQCs). The synthesis problem can …

Robust H∞/μ observer-based residual generation for fault diagnosis

MA Sadrnia, J Chen, RJ Patton - IFAC Proceedings Volumes, 1997 - Elsevier
This paper presents a new approach to the design of a robust observer-based residual
generation scheme for incipient fault diagnosis. This H∞/μ based approach takes account of …

Robust output feedback control for linear stochastic systems in continuous time with time-varying parameters

MI Taksar, AS Poznyak… - IEEE transactions on …, 1998 - ieeexplore.ieee.org
We consider a multivariable linear system with additive inputs and noise governed by a
stochastic process with independent increments. We allow the parameters of the system to …

A new approach to constrained state estimation for discrete‐time linear systems with unknown inputs

JF Garcia Tirado, A Marquez‐Ruiz… - … Journal of Robust …, 2018 - Wiley Online Library
This paper addresses the problem of estimating the state for a class of uncertain discrete‐
time linear systems with constraints by using an optimization‐based approach. The …

H∞ formulation and solution for robust fault diagnosis

J Chen, RJ Patton - IFAC Proceedings Volumes, 1999 - Elsevier
This paper formulates and solves the robust fault diagnosis problem in a H∞ setting. In this
H∞ formulation, the disturbance robustness and fault sensitivity are considered …