Results 61 to 70 of about 169,085 (298)

Experimental validation of magnetic control strategy in LCC‐S compensated wireless power transfer systems

IET Power Electronics
The paper explores the use of the magnetic control strategy for the output power regulation of an LCC‐S compensated inductive wireless power transfer system.
Luigi Solimene, Fabio Corti, Salvatore Musumeci, Francisco Javier López‐Alcolea, Alberto Reatti, Carlo Stefano Ragusa   +5 more
doaj   +1 more source

Short-circuit protection of LLC resonant converter using voltages across resonant tank elements

The Journal of Engineering, 2015
This paper describes two methods for the short-circuit protection of the LLC resonant converter. One of them uses the voltage across the capacitor and the other uses the voltage across the inductor of the resonant tank.
Denys Igorovych Zaikin
doaj   +1 more source

NASA Proof-of-Concept 1-W(sub e) Stirling Convertor Development for Small Radioisotope Power Systems [PDF]

Low power Stirling convertors are being developed at NASA Glenn Research Center to provide future small spacecraft with electrical power by converting heat from one or more Light Weight Radioisotope Heater Units (LWRHU).
Casciani, Michael R., Goodell, Daniel D., Schifer, Nicholas A., Wilson, Scott D.   +3 more
core   +1 more source

An inertial coupled marine power generator for small boats

, 2011
This paper proposes a device to harvest energy from the vertical motion of small boats and yachts. The device comprises a sprung mass coupled to an electrical generator through a ball screw.
Abu-Sharkh, S.M., Hendijanizadeh, M., Moshrefi-Torbati, M., Russell, M.   +3 more
core   +1 more source

Using the resonance hairpin probe and pulsed photodetachment technique as a diagnostic for negative ions in oxygen plasma [PDF]

, 2010
In this work the resonance hairpin probe technique has been used for detection of photoelectrons generated during photodetachment experiments performed to determine negative ion density in an inductively coupled oxygen plasma.
Conway, Jim, Karkari, Shantanu, Sirse, Nishant, Turner, Miles M.   +3 more
core   +1 more source

A High Step-Down SiC-Based T-Type LLC Resonant Converter for Spacecraft Power Processing Unit

Aerospace
A spacecraft power processing unit (PPU) is utilized to convert power from solar arrays or electric batteries to the payload, including electric propulsion, communication equipment, and scientific instruments.
Wenjie Ma, Hui Li
semanticscholar   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

Advanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir, Jixing Lin, Yuncang Li, Li Zhu, Paul F. A. Wright, Cuie Wen   +5 more
wiley   +1 more source

Efficiency‐Oriented Control of LLC Resonant Converter for Grid‐Connected Inverter

IET Renewable Power Generation
This study proposes an efficiency‐oriented control approach for an LLC resonant converter‐based high‐frequency‐link grid‐connected inverter. The proposed topology has two stages.
Cagdas Hisar, Necmi Altin, Saban Ozdemir, Ibrahim Sefa   +3 more
doaj   +1 more source

Analysis of resonant characteristics of Yunnan power grid under different operating modes of AC/DC hybrid systems

The Journal of Engineering, 2018
Resonance or harmonic amplification occurs when the frequency of the harmonics generated by the converter station is near the inherent resonance frequency of the substation.
Liu Helin, Wen Jun, Yu Shiyou, Li Jiaqi
doaj   +1 more source

Observation of Light Guiding by Artificial Gauge Fields

, 2018
The use of artificial gauge fields enables systems of uncharged particles to behave as if affected by external fields. Generated by geometry or external modulation, artificial gauge fields have been instrumental in demonstrating topological phenomena in ...
Bandres, Miguel A., Heinrich, Matthias, Herzig-Sheinfux, Hanan, Lumer, Yaakov, Maczewsky, Lukas, Segev, Mordechai, Szameit, Alexander   +6 more
core   +1 more source