Results 51 to 60 of about 89,415 (299)

Saturation current protection apparatus for saturable core transformers Patent [PDF]

open access: yes, 1970
Magnetic current regulator for saturable core ...
Schwarz, F. C.
core   +1 more source

Suppression of common-mode voltage in a PWM rectifier/inverter system [PDF]

open access: yes, 2001
This paper proposes a PWM rectifier/inverter system capable of suppressing not only supply harmonic currents but also electromagnetic interference (EMI).
Akagi, Hirofumi, Ogasawara, Satoshi
core   +1 more source

Effectiveness of rTMS on Working Memory and Inhibitory Impairments in Patients With Post‐Stroke Executive Deficits

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Considerable efforts have been dedicated to developing effective treatments for post‐stroke executive impairment (PSEI), among which repetitive transcranial magnetic stimulation (rTMS) has shown great potential. This study aimed to investigate the therapeutic effects of high‐frequency rTMS on working memory (WM) and response ...
Mengting Lao   +6 more
wiley   +1 more source

Integration and Conventional Systems at STAR

open access: yes, 2002
At the beginning of the design and construction of the STAR Detector, the collaboration assigned a team of physicists and engineers the responsibility of coordinating the construction of the detector.
Ackerman   +9 more
core   +4 more sources

Generating Competitive Priority Strategy in Transformer Industry [PDF]

open access: yes, 2018
The transformer market competition in Indonesia is getting more attractive and dynamic. This encourages transformer manufacturers to improve competitiveness, such as quality, cost, timely delivery, and service.
Ambarwati, Rita
core   +1 more source

Risk of Retinopathy Associated with Long‐Term Use of Hydroxychloroquine in Patients with Rheumatic Diseases: A Systematic Review and Meta‐Analysis

open access: yesArthritis Care &Research, EarlyView.
Objective We aimed to estimate the prevalence and cumulative incidence of hydroxychloroquine retinopathy (HCQ‐R) and its risk factors among patients receiving long‐term HCQ with rheumatic diseases through a systematic review and meta‐analysis of observational studies that used spectral‐domain optical coherence tomography (SD‐OCT) for screening ...
Narsis Daftarian   +4 more
wiley   +1 more source

Burden resistor selection in current transformers for low power applications [PDF]

open access: yes, 2014
In order to sense AC current with electric isolation in high frequency switching power converters the most simple and low cost solution is to consider a current transformer with a burden resistor.
Bargalló Perpiñá, Ramón   +3 more
core  

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

A Survey on Fault Clearing and Protection Technology of Power Electronic Transformer in Distribution Network

open access: yesKongzhi Yu Xinxi Jishu, 2017
Protection system for power electronic transformer is an important measure to ensure its safe and stable operation in engineering application. Firstly, taking AC-DC-AC type power electronic transformer as an example, this paper pointed out its topology ...
ZHOU Tingdong, XU Yonghai
doaj  

Flexible Power Electronic Transformer for Power Flow Control Applications [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2007
This paper proposes a Flexible Power Electronic Transformer (FPET) for the application in the micro-grids. The low frequency transformer is usually used at the Point of Common Coupling (PCC) to connect the low voltage grid and utility network to each ...
J. Fallah Ardeshir   +3 more
doaj  

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