Results 71 to 80 of about 12,092,226 (295)

Structured Singular Value Control With General Two‐Degree‐of‐Freedom Feedback Loop Factorisation for Single‐Input Single‐Output Systems

open access: yesThe Journal of Engineering
General two‐degree‐of‐freedom feedback loop factorisation for single‐input single‐output systems applied to oscillating plants with time delay, periodic changes of the controlled plant parameters and astatism using the D‐K iteration and algebraic ...
Marek Dlapa
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Design of an optimal non-integer order controller for controlling a servo system [PDF]

open access: yesJournal on Processing and Energy in Agriculture, 2016
This paper presents several methods for optimal parameter tuning of non-integer order controllers for controlling a servo system. The servo system used for the purpose of the analysis was a laboratory servo system with both linear and non-linear ...
Jakovljević Boris   +3 more
doaj  

Robust Longitudinal Aircraft- Control Based on an Adaptive Fuzzy-Logic Algorithm

open access: yesSultan Qaboos University Journal for Science, 2002
To study the aircraft response to a fast pull-up manoeuvre, a short period approximation of the longitudinal model is considered. The model is highly nonlinear and includes parametric uncertainties.
Abdel- Latif Elshafei
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Robust Stability of Iterative Learning Control Schemes

open access: yes, 2008
A notion of robust stability is developed for iterative learning control in the context of disturbance attenuation. The size of the unmodelled dynamics is captured via a gap distance, which in turn is related to the standard H2 gap metric, and the ...
French, Mark
core  

A novel robust generalized backstepping controlling method for a class of nonlinear systems

open access: yesCogent Engineering, 2017
This study is aimed at introducing a new robust control strategy in developed backstepping method designed for a special class of nonlinear systems, which does not require any information on the upper bound of parametric uncertainties.
Malek Ghanavati   +4 more
doaj   +1 more source

Robust Task Space Trajectory Tracking Control of Robotic Manipulators

open access: yesInternational Journal of Applied Mechanics and Engineering, 2016
This work deals with the problem of the accurate task space trajectory tracking subject to finite-time convergence. Kinematic and dynamic equations of a redundant manipulator are assumed to be uncertain.
M. Galicki
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Robust control of systems with sharp resonances

open access: yes, 2003
In this paper, a general framework to design robust controllers for systems with uncertain sharp resonances in the control bandwidth is presented.
GASPARINI M   +4 more
core  

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