Results 71 to 80 of about 318,261 (306)

Optimization of EHA sliding mode controller based on spider wasp algorithm

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveThis paper proposes using the Spider Wasp Optimization (SWO) algorithm to achieve precise position control of an electro-hydrostatic actuator (EHA) while reducing the parameter tuning difficulty of the EHA sliding mode controller and improving ...
Weibo LI   +4 more
doaj   +1 more source

A Comparative Experimental Study of Robust Sliding Mode Control Strategies for Underactuated Systems

open access: yesIEEE Access, 2018
This paper presents a comprehensive comparative study for the tracking control of a class of underactuated nonlinear uncertain systems. A given nonlinear model of the underactuated system is, at first stage, transformed into an input output form and the ...
Sami Ud Din   +3 more
doaj   +1 more source

Modeling and Lyapunov-designed based on adaptive gain sliding mode control for wind turbines [PDF]

open access: yes, 2016
In this paper, modeling and the Lyapunov-designed control approach are studied for the Wind Energy Conversion Systems (WECS). The objective of this study is to ensure the maximum energy production of a WECS while reducing the mechanical stress on the ...
Boumediene, Larbi   +3 more
core  

Adaptaquin is selectively toxic to glioma stem cells through disruption of iron and cholesterol metabolism

open access: yesMolecular Oncology, EarlyView.
Adaptaquin selectively kills glioma stem cells while sparing differentiated brain cells. Transcriptomic and proteomic analyses show Adaptaquin disrupts iron and cholesterol homeostasis, with iron chelation amplifying cytotoxicity via cholesterol depletion, mitochondrial dysfunction, and elevated reactive oxygen species.
Adrien M. Vaquié   +16 more
wiley   +1 more source

Survivin and Aurora Kinase A control cell fate decisions during mitosis

open access: yesMolecular Oncology, EarlyView.
Aurora A interacts with survivin during mitosis and regulates its centromeric role. Loss of Aurora A activity mislocalises survivin, the CPC and BubR1, leading to disruption of the spindle checkpoint and triggering premature mitotic exit, which we refer to as ‘mitotic slippage’.
Hana Abdelkabir   +2 more
wiley   +1 more source

ON DISCRETE-TIME SLIDING MODES

open access: yesIFAC Proceedings Volumes, 1989
Abstract In the paper the problems of sliding modes simulation and sliding mode digital control design are considered. The simulation problem of the dynamic systems with discontinuous right-hand side is a nontraditional one. The principle difficulty is in the fact that in such systems there is a special kind of motions - sliding modes.
S.V. Drakunov, V.I. Utkin
openaire   +2 more sources

Sliding mode control based piezoelectric actuator control [PDF]

open access: yes, 2004
In this paper a method for piezoelectric stack actuator control is proposed. In addition a brief discussion about the usage of the same methods for estimation of external force acting to the actuator in contact with environment is made.
Abidi, Khalid Seyed   +4 more
core  

CDK11 inhibition induces cytoplasmic p21WAF1 splice variant by p53 stabilisation and SF3B1 inactivation

open access: yesMolecular Oncology, EarlyView.
CDK11 inhibition stabilises the tumour suppressor p53 and triggers the production of an alternative p21WAF1 splice variant p21L, through the inactivation of the spliceosomal protein SF3B1. Unlike the canonical p21WAF1 protein, p21L is localised in the cytoplasm and has reduced cell cycle‐blocking activity.
Radovan Krejcir   +12 more
wiley   +1 more source

A Sliding Mode Multimodel Control for a Sensorless Photovoltaic System

open access: yes, 2012
In this work we will talk about a new control test using the sliding mode control with a nonlinear sliding mode observer, which are very solicited in tracking problems, for a sensorless photovoltaic panel. In this case, the panel system will has as a set
Braiek, Naceur BenHadj   +2 more
core  

Sliding Mode Control of Two-Level Quantum Systems

open access: yes, 2011
This paper proposes a robust control method based on sliding mode design for two-level quantum systems with bounded uncertainties. An eigenstate of the two-level quantum system is identified as a sliding mode.
Adamy   +58 more
core   +1 more source

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