Results 81 to 90 of about 755 (156)

European Defence and NATO: From Competition to Co‐operation to Replacement?

open access: yes
JCMS: Journal of Common Market Studies, Volume 63, Issue S1, Page 156-168, November 2025.
Jolyon Howorth
wiley   +1 more source

Digital platforms and the SDGs: A socio‐eco‐technical framework for SMEs based on cross‐case analysis

open access: yesCorporate Social Responsibility and Environmental Management, Volume 32, Issue 1, Page 1-17, January 2025.
Abstract Managing the complex relationship between digitalization and sustainable development is a key challenge for many small and medium sized enterprises (SMEs). To understand strategies of forerunners in the field of digital platforms and platformization, this study performs a cross‐case analysis of three sustainability‐oriented SMEs employing ...
Carmen Isensee   +2 more
wiley   +1 more source

Sliding mode sensorless control of wind turbine pitch motor with ESO feedforward compensation in the offshore wind power system [PDF]

open access: yes
In order to improve the dynamic performance of the control system, a variable frequency sliding mode sensorless control strategy based on Extended State Observer (ESO) feedforward compensation was proposed in order to improve the disturbance and jitter ...
Chen Dehai, Zhang Jixiang, Zhang Tian
core   +1 more source

Stability analysis of an observer‐based nonlinear model predictive controller for resonant grounded power distribution systems

open access: yesIET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
This article presents the stability analysis of a resonant grounded power distribution system (RGPDS) in which a nonlinear model predictive controller (NMPC) with a nonlinear extended state observer (NLESO) is used to achieve the desired fault current compensation through the residual current compensation (RCC) inverters.
Warnakulasuriya Sonal Prashenajith Fernando   +2 more
wiley   +1 more source

A novel class of adaptive observers for dynamic nonlinear uncertain systems

open access: yesExpert Systems, Volume 42, Issue 1, January 2025.
Abstract Numerous techniques have been proposed in the literature to improve the performance of high‐gain observers with noisy measurements. One such technique is the linear extended state observer, which is used to estimate the system's states and to account for the impact of internal uncertainties, undesirable nonlinearities, and external ...
Ahmed Alkhayyat   +9 more
wiley   +1 more source

Geopolitical EU? The EU's Wartime Assistance to Ukraine

open access: yesJCMS: Journal of Common Market Studies, Volume 63, Issue 1, Page 127-142, January 2025.
Abstract This article explores the European Union's (EU's) assistance to Ukraine through the lens of critical geopolitics with a view to ascertaining whether the EU has become more geopolitical in its thinking and actions towards Eastern Europe. Our findings point to a mixed picture.
Elisabeth Johansson‐Nogués   +1 more
wiley   +1 more source

Offset-Free Model-Independent Filtering Technique for Servo Motor Applications via Order Reduction Approach [PDF]

open access: yes
This article investigates the problem of event-based strictly dissipative filtering for stochastic fuzzy complex networks (SFCNs) subject to multiple cyberattacks, including deception attacks and denial-of-service (DoS) attacks.
Ahn, Choon Ki   +3 more
core   +4 more sources

Guideline for pharmacological treatment of schizophrenia 2022

open access: yes
Neuropsychopharmacology Reports, Volume 45, Issue 1, March 2025.
Japanese Society of Neuropsychopharmacology   +1 more
wiley   +1 more source

Output Feedback Control of Dual-Valve Electro-Hydraulic Valve Based on Cascade Structure Extended State Observer Systems with Disturbance Compensation

open access: yesMachines
In the development trend of intelligent and high-performance construction machinery, the dual-spool electro-hydraulic valve, as a new-generation core control element, directly affects the operation accuracy and energy-efficiency level of construction ...
Cunde Jia   +6 more
doaj   +1 more source

Application of Sliding Mode Controller and Linear Active Disturbance Rejection Controller to a PMSM Speed System [PDF]

open access: yes, 2013
Permanent magnet synchronous motor (PMSM) is a popular electric machine in industry for its small volume, high electromagnetic torque, high reliability and low cost. It is broadly used in automobiles and aircrafts. However, PMSM has its inherent problems
Zhao, Yang
core   +1 more source

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