Results 91 to 100 of about 4,154,888 (239)

Eigenspace techniques for active flutter suppression [PDF]

open access: yes
The use of eigenspace techniques for the design of an active flutter suppression system for a hypothetical research drone is discussed. One leading edge and two trailing edge aerodynamic control surfaces and four sensors (accelerometers) are available ...
Farm, Jerome A.   +2 more
core   +1 more source

Shaping and Being Shaped by Drones: Programming in Perception-Action Loops

open access: yesDesigning Interactive Systems Conference
In a long-term commitment to designing for the aesthetics of human–drone interactions, we have been troubled by the lack of tools for shaping and interactively feeling drone behaviours. By observing participants in a three-day drone challenge, we isolated components of drones that, if made transparent, could have helped participants better explore ...
Mousa Sondoqah   +8 more
openaire   +3 more sources

H∞ Loop Shaping Control of Input Saturated Systems with Norm-Bounded Parametric Uncertainty

open access: yesJournal of Control Science and Engineering, 2015
This paper proposes a gain-scheduling control design strategy for a class of linear systems with the presence of both input saturation constraints and norm-bounded parametric uncertainty.
Renan Lima Pereira, Karl Heinz Kienitz
doaj   +1 more source

QFT Based Robust Positioning Control of the PMSM Using Automatic Loop Shaping with Teaching Learning Optimization

open access: yesModelling and Simulation in Engineering, 2016
Automation of the robust control system synthesis for uncertain systems is of great practical interest. In this paper, the loop shaping step for synthesizing quantitative feedback theory (QFT) based controller for a two-phase permanent magnet stepper ...
Nitish Katal, Shiv Narayan
doaj   +1 more source

Automatic tuning of paper machines cross-direction controllers via linear matrix inequalities

open access: yesJournal of Electrical Systems and Information Technology, 2015
The paper machine cross-direction (CD) process is a large-scale spatially distributed system. It is known to be severely ill-conditioned as the gain rolls down to zero for some of the process directions.
Mohammed E. Ammar, Guy A. Dumont
doaj   +1 more source

Modern CACSD using the Robust-Control Toolbox [PDF]

open access: yes
The Robust-Control Toolbox is a collection of 40 M-files which extend the capability of PC/PRO-MATLAB to do modern multivariable robust control system design.
Chiang, Richard Y., Safonov, Michael G.
core   +1 more source

Application of the LQG/LTR technique to robust controller synthesis for a large flexible space antenna [PDF]

open access: yes
The problem of synthesizing a robust controller is considered for a large, flexible space-based antenna by using the linear-quadratic-Gaussian (LQG)/loop transfer recovery (LTR) method.
Armstrong, E. S.   +2 more
core   +1 more source

Programmable broadband optical field spectral shaping with megahertz resolution using a simple frequency shifting loop

open access: yesNature Communications, 2019
Full spectral and temporal control of light has a multitude of applications but is often limited in frequency resolution. The authors implement a scheme using a frequency shifting optical loop for optical field spectral shaping with a high degree of ...
Côme Schnébelin   +2 more
doaj   +1 more source

Wideband Continuous-Time MASH ADCs: Principles, Challenges, and Prospects

open access: yesIEEE Open Journal of the Solid-State Circuits Society
Continuous-time (CT) delta-sigma modulator (DSM) is a popular choice for its inherent aliasing and resistive input impedance characteristics. With the increased demands for wide-bandwidth (BW) and high-dynamic range (DR), multistage noise shaping (MASH ...
Ke Li   +4 more
doaj   +1 more source

Fault detection for LPV systems: Loop shaping H_ approach

open access: yes, 2015
This paper addresses a method for fault detection (FD) in linear parameters varying (LPV) systems by maximizing the fault to residual sensitivity. It uses the newly developed H − index properties and minimizing the well known H ∞ norm for worst case ...
Ahmad Farhat, D. Koenig, O. Sename
semanticscholar   +1 more source

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