Results 71 to 80 of about 8,714,045 (298)

Geometry and flatness of m-crane systems [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2019
We propose a class of m-crane control systems, that generalizes two- and three-dimensional crane systems. We prove that each representant of the described class is feedback equivalent to the second order chained form with drift.
M. Nowicki   +3 more
doaj   +1 more source

Early‐life high‐fat diet exposure increases Achilles tendon stiffness and induces transcriptomic alterations

open access: yesFEBS Open Bio, EarlyView.
Early‐life exposure to a high‐fat diet altered intact Achilles tendons in rat offspring, making them thinner, stiffer, and molecularly distinct even without injury. These findings suggest that developmental high‐fat diet exposure may impair tendon quality and increase susceptibility to mechanical overload or tendon injury later in life.
Heyong Yin   +3 more
wiley   +1 more source

Flatness‐based control for steam‐turbine power generation units using a disturbance observer

open access: yesIET Electric Power Applications, 2021
Steam‐turbine power plants still supply a significant part of the electric power consumed worldwide. The viability of steam turbine power units depends on their efficiency to a great extent and the control method applied to the them is of major ...
Gerasimos Rigatos   +4 more
doaj   +1 more source

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

Some New Results in Differential Algebraic Control Theory [PDF]

open access: yes, 1997
In this paper, static state and dynamic state feedback linearisation are considered in the framework of differential algebra. The relationship between dynamic feedback and FLATNESS defined by Fliess is discussed.
Lu, X.Y., Banks, S.P.
core   +1 more source

Robust multilevel average controller for trajectory tracking in mobile robots powered by solar panels: Integrating actuators and power electronics stage

open access: yesResults in Engineering
This paper addresses the challenge of bidirectional trajectory tracking, for the first time in the literature, in wheeled mobile robots (WMRs) powered by renewable energy by thoroughly considering all involved subsystems.
Erik Reyes-Reyes   +8 more
doaj   +1 more source

Assessment of Aerial Combat Game via Optimization-Based Receding Horizon Control

open access: yesIEEE Access, 2020
This paper focuses on modeling of air-to-air combat via optimization-based control and game-theoretic approach. The flatness property of the dynamical system is used to present aircraft dynamics in terms of specific variables and their derivatives that ...
Baris Baspinar, Emre Koyuncu
doaj   +1 more source

RoundMi: A quantitative method to analyze mitochondrial morphology in mitotic cells

open access: yesFEBS Open Bio, EarlyView.
RoundMi is a workflow for rapid analysis of mitochondrial morphology in mitotic cells. By combining adaptive preprocessing with automated segmentation and quantification, it enables accurate measurements from single focal plane images, reducing acquisition time and computational demands while remaining compatible with high‐throughput fixed and live ...
Elmira Parvindokht Bararpour   +2 more
wiley   +1 more source

Stabilization of the multi-asset Black-Scholes PDE using differential flatness theory

open access: yes, 2016
A method for feedbsck control of the multi-asset Black-Scholes PDE is developed. By applying semi-discretization and a finite differences scheme the multi-asset Black-Scholes PDE is transformed into a state-space model consisting of ordinary nonlinear ...
Rigatos, Gerasimos, SIANO, PIERLUIGI
core   +1 more source

Lipopolysaccharide uptake is augmented in lipopolysaccharide‐tolerant mouse macrophage‐like cells via increased CD14 expression

open access: yesFEBS Open Bio, EarlyView.
In normal (nontolerant) cells, CD14 is crucial for both LPS uptake and LPS signaling. In LPS‐tolerant cells, in which LPS‐induced TNF‐α and IFN‐β production is suppressed, there is a dramatic increase in surface CD14 expression. The overexpressed CD14 in LPS‐tolerant cells is responsible for the enhanced LPS uptake without inducing pro‐inflammatory ...
Saeka Nishihara   +3 more
wiley   +1 more source

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