Results 21 to 30 of about 705,130 (292)

Simulating the galvanic coupling between S-Al2CuMg phase particles and the matrix of 2024 aerospace aluminium alloy [PDF]

, 2012
Study of the corrosion behaviour of a magnetron sputtered Al–Cu/Al–Cu–Mg model alloy couple in sulphate solutions has been undertaken to gain insight into the galvanic coupling between the matrix and SAl2CuMg particles in the 2024 aluminium alloy (AA2024)
Blanc, Christine, Vivier, Vincent, Lacroix, L., Vivier, V., Tribollet, B., Pébère, Nadine, Blanc, C., Pébère, N., Thompson, George, Tribollet, Bernard, Thompson, G. E., Lacroix, Loïc   +11 more
core   +1 more source

Removal of electrocardiogram distortion in portable high-power medical device

MATEC Web of Conferences, 2016
In this study, we propose a method to remove bio-signal distortions generated when the power is at transient condition in a high-powered portable medical device.
Kim Hyung-Sik, Park Sung-Jun, Ha Tae Kyung, Yi Jeong-Han   +3 more
doaj   +1 more source

Power and Spectral Range Characteristics for Optical Power Converters

Energies, 2021
High-performance optical power converters (OPCs) enable isolated electrical power and power beaming applications at new wavelengths and higher output powers.
Simon Fafard, Denis Masson, Jan-Gustav Werthen, James Liu, Ta-Chung Wu, Christian Hundsberger, Markus Schwarzfischer, Gunther Steinle, Christian Gaertner, Claudio Piemonte, Bernd Luecke, Josef Wittl, Martin Weigert   +12 more
doaj   +1 more source

DC-DC power conversion with galvanic isolation [PDF]

, 2003
As the navy transitions to all electric warships, there will be many changes to the power distribution schemes found aboard ships today. It will be necessary to maintain reliability while supplying the various components onboard with the proper voltage ...
Zengel, Jason A.
core   +2 more sources

A Floating Linear Voltage Regulator for Powering Large-Scale Differential Communication Networks

IEEE Access, 2018
This paper deals with the central powering of very low power sensor networks deployed over wide areas. Although wireless communications are nowadays dominant in the majority of implementations, wired differential communications sometimes provide the only
Nenad S. Jovicic, Vladimir M. Rajovic
doaj   +1 more source

Energy Supply to Buses on a Conductive Electric Road: An Evaluation of Charger Topologies and Electric Road Characteristics

World Electric Vehicle Journal, 2021
An electric road system (ERS) enables transfer of electric energy to a moving vehicle, making it possible to reduce the capacity—and cost—of the battery and the need for static chargers.
Anton Karlsson, Mats Alaküla
doaj   +1 more source

High-Efficiency and High-Power Multijunction InGaAs/InP Photovoltaic Laser Power Converters for 1470 nm

Photonics, 2022
The high-efficiency capabilities of multijunction laser power converters are demonstrated for high-power applications with an optical input of around 1470 nm. The InP-based photovoltaic power converting III-V semiconductor devices are designed here, with
Simon Fafard, Denis P. Masson
doaj   +1 more source

Modified Active-Clamped Current-Fed DC–DC Push–Pull Converter

Energies, 2023
This work presents a modified version of the current-fed dc–dc push–pull converter associated with an active clamping circuit for mitigating voltage spikes on the primary-side switches.
Eldin Mario Miranda-Terán, Fernando Lessa Tofoli, Grover Victor Torrico Bascopé, Rene Pastor Torrico Bascopé   +3 more
doaj   +1 more source

An X-Band Dual-Polarized Vivaldi Antenna with High Isolation

International Journal of Antennas and Propagation, 2017
An X-band dual-polarized Vivaldi antenna with high isolation is proposed. The procedure of this antenna design includes the conventional Vivaldi antenna with regular slot edge (RSE), the dual-polarized Vivaldi antenna with two Vivaldi antennas which have
Denghui Huang, Hu Yang, Yuqing Wu, Fei Zhao   +3 more
doaj   +1 more source

Isolated Power Conditioning unit for Applications Involving Micro Wind Turbines [PDF]

E3S Web of Conferences
Renewable Energy sources have become one of the most desired modes of energy sources due to increasing pollution and declining fossil fuels. Wind energy sources is among the major contributors of renewable energy sources with much untapped potential and ...
Anjanikumar, Bhavani J., Veeresham K., Pushpa Kumari J.   +3 more
doaj   +1 more source