Results 21 to 30 of about 7,058,682 (242)

A Current Sharing State Estimation Method of Redundant Switched-Mode Power Supply Based on LSTM Neural Network

open access: yesApplied Sciences, 2022
Redundant Switched-mode Power supplies (SMPSs) are commonly used to improve electronic systems’ reliability, and accurate estimation of the current sharing state is significant for evaluating the system’s health.
Peng He   +4 more
doaj   +1 more source

Effects of weak input side mode suppression ratio and output filtration on the intensity noise of a self-seeded gain switched optical pulses at 2.5 GHz [PDF]

open access: yes, 2005
Mode partition noise is shown to be a cause for concern in terms of the intensity noise induced on a self-seeded gain-switched pulse when filtering is used to increase the side mode suppression ratio (SMSR) of the output signal to >30 dB.
Rensing, Marc   +5 more
core   +2 more sources

A New Transformerless Ultra High Gain DC–DC Converter for DC Microgrid Application

open access: yesIEEE Access, 2021
High gain dc-dc converters are used in several applications which include solar photovoltaic system, switch-mode power supplies and fuel cells. In this paper, an ultra-high gain dc-dc boost converter is proposed and analyzed in detail.
Shahrukh Khan   +9 more
doaj   +1 more source

Experimental investigation of the impact of optical injection on vital parameters of a gain-switched pulse source [PDF]

open access: yes, 2007
An analysis of optical injection on a gain-switched distributed feedback (DFB) laser and its impact on pulse parameters that influence the performance of the pulse source in high-speed optical communication systems is presented in this paper.
Besnard, Pascal   +10 more
core   +2 more sources

Discrete prediction controller for DC-DC converter - doi: 10.4025/actascitechnol.v36i1.18770

open access: yesActa Scientiarum: Technology, 2014
A discrete controller is designed for low power dc-dc switched mode power supplies. The approach is based on time domain and the control loop continuously and concurrently tunes the compensator parameters to meet the converter specifications.
Rengamani Shenbagalakshmi   +1 more
doaj   +1 more source

Magnetic Signature Reduction by Converter Switching Frequency Modulation in Degaussing Systems

open access: yesIEEE Access, 2022
Ships can avoid to be detected by magnetic mines by reducing their magnetic signature with degaussing coils. Degaussing currents are provided by switched mode power supplies which impose a current ripple on top of the degaussing current. The ripple might
Djurre Wikkerink   +3 more
doaj   +1 more source

Compact high-energy Q-switched cladding-pumped fiber laser with a tuning range over 40nm [PDF]

open access: yes, 1999
We describe a compact Q-switched diode pumped double-clad ytterbium-doped fiber laser. The fiber laser was bidirectionally pumped by two laser diodes (2W of output power each) via two side-injecting pump-couplers.
Renaud, C.C.   +9 more
core   +1 more source

Design of CNC Device Designed for Automation of the Application of Viscous Materials

open access: yesCommunications, 2018
This article deals with the design and practical realization of a CNC device designed for the application of viscous materials, such as a thermal conducting paste.
Peter Drgona   +2 more
doaj   +1 more source

PLF Design for DC-DC Converters Based on Accurate IL Estimations

open access: yesEnergies, 2023
Even though today’s electromagnetic compatibility (EMC) standards and measurement techniques set specific limitations and a clear methodology to measure the conducted emissions (CE) of equipment under tests (EUTs), the design methodology of a suitable ...
Marco Bosi   +4 more
doaj   +1 more source

The Boost Converter – Revisited

open access: yesRenewable Energy and Sustainable Development, 2015
The dc-to-dc boost converter is a single-switch, single-inductor, switching circuit used to efficiently transform energy from one dc voltage level to a greater voltage level of the same relative polarity.
Barry W. Williams, Tee Lim
doaj   +1 more source

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