Results 61 to 70 of about 28,108 (310)

Multiple Sclerosis Relapse Activity After Ozanimod Discontinuation in DAYBREAK Trial Participants

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Multiple Sclerosis Relapse Activity After Ozanimod Discontinuation in DAYBREAK Trial Participants. ABSTRACT Objective Return of disease activity is expected when patients discontinue disease‐modifying therapy (DMT) for multiple sclerosis (MS). Some MS DMTs are associated with higher‐than‐expected disease activity (rebound) after discontinuation.
Ralf Gold   +12 more
wiley   +1 more source

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

Isolated High Step-Up Soft-Switching Quasi-Z-Source DC–DC Converter

open access: yesIEEE Access
The DC microgrid with energy storage cells has strong stability, simple control, and a convenient power supply for DC loads, increasingly becoming the grid-connected structure of distributed generation systems.
Guosheng Tian   +4 more
doaj   +1 more source

BALLAST ELEKTRONIK LAMPU JENIS HIGH PRESSURE SODIUM (HPS) BERTOPOLOGI INVERTER SETENGAH JEMBATAN RESONAN SERI FREKUENSI TINGGI DENGAN MIKROKONTROLER ATMEGA8535 [PDF]

open access: yes, 2011
Lampu sodium bertekanan tinggi termasuk dalam kelas lampu discharge tekanan tinggi yang efisien dalam pencahayaan dan banyak digunakan untuk penerangan di luar ruangan seperti penerangan jalan.
KARNOTO, Karnoto   +2 more
core   +1 more source

Design Optimization of High Frequency Transformer for Dual Active Bridge DC-DC Converter [PDF]

open access: yes, 2012
This paper presents a design optimization procedure for high frequency transformer (HFT) employed in bidirectional dual active bridge (DAB) isolated DC-DC converter.
Hoang, K.D., Wang, J.
core   +1 more source

A Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Block Diagram of the Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller. ABSTRACT This article introduces a discrete‐time robust adaptive one‐sample‐ahead preview super‐twisting sliding mode controller. A stability analysis of the controller by Lyapunov criteria is developed to demonstrate its robustness in handling both ...
Guilherme Vieira Hollweg   +5 more
wiley   +1 more source

An optimized scheme for OLTCs of distribution transformers using flywheel motors

open access: yesZhejiang dianli
In the switching process of on-load tap changers (OLTCs) for distribution transformers, electric arcs are likely to occur at the contacts, which have an adverse impact on the service life and normal operation of the equipment.
LI Jiang, GUO Surong, LIU Bo
doaj   +1 more source

A phase‐shift modulated series resonant converter achieving zero‐voltage and zero‐current switching for wide output voltage range battery charging applications

open access: yesIET Power Electronics, 2022
In this article, a phase‐shift modulated zero‐voltage and zero‐current switching (ZVZCS) series resonant converter (SRC) was proposed for constant current (CC) and constant voltage (CV) charging operating at the series resonant frequency.
Yanke Liang, Xu Liu, Shixuan Lyu
doaj   +1 more source

Modelling and regulation of dual-output LCLC resonant converters [PDF]

open access: yes, 2007
The analysis, design and control of 4th-order LCLC voltage-output series-parallel resonant converters (SPRCs) for the provision of multiple regulated outputs, is described.
Ang, Y   +3 more
core   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

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