Results 31 to 40 of about 1,674,274 (299)
Impedance-compensated grid synchronisation for extending the stability range of weak grids with voltage source converters [PDF]
, 2016 This paper demonstrates how the range of stable power transfer in weak grids with voltage source converters (VSCs) can be extended by modifying the grid synchronisation mechanism of a conventional synchronous reference frame phase locked loop (PLL).
D'Arco, Salvatore +3 more
core +2 more sources
IEEE Access, 2021 Time reversal wireless power transfer (TR-WPT) provides an efficient radiated method for wirelessly transferring power to multiple users at a middle distance in complicated multipath environments.
Zhouming Yang +6 more
doaj +1 more source
Wireless Power Transfer-Based Microrobot with Magnetic Force Propulsion Considering Power Transfer Efficiency [PDF]
Journal of Electromagnetic Engineering and Science, 2022 A microrobot that could continuously receive both electrical energy and propulsion force from a wireless power transfer system would offer tremendous benefits.
Dongwook Kim, Seungyoung Ahn
doaj +1 more source
A critical review of recent progress in mid-range wireless power transfer [PDF]
, 2014 Starting from Tesla’s principles of wireless power transfer a century ago, this critical review outlines recent magneto-inductive research activities on wireless power transfer with the transmission distance greater than the transmitter coil dimension ...
Hui, SYR, Lee, CK, Zhong, W
core +1 more source
Suboptimal greedy power allocation schemes for discrete bit loading [PDF]
, 2013 In this paper we consider low cost discrete bit loading based on greedy power allocation (GPA) under the constraints of total transmit power budget, target BER, and maximum permissible QAM modulation order.
Alhanafy, Waleed Eid Abdelrahman +1 more
core +3 more sources
IEEE Access, 2018 Wireless power transfer (WPT) technology has become a popular solution to battery charging of mobile equipment. However, the variation of the load power will affect the transmission capacity of the system, which might make the electrical load cannot gain
Zhongzheng Lin +5 more
doaj +1 more source
IEEE Access, 2020 The quality of the communication links in VPLC (vehicular power line communication) suffer from an impedance mismatch resulting from fluctuating VPLN (Vehicular Power Line Network) access impedance, which renders the fixed impedance matching circuit ...
Bingting Wang, Ziping Cao, Fei Song
doaj +1 more source
Charger-mediated energy transfer in exactly-solvable models for quantum batteries [PDF]
, 2018 We present a systematic analysis and classification of several models of quantum batteries involving different combinations of two level systems and quantum harmonic oscillators.
Andolina, Gian Marcello +5 more
core +2 more sources
Study of Maximum Power Delivery to Movable Device in Omnidirectional Wireless Power Transfer System
IEEE Access, 2018 More mobile devices are now being charged wirelessly due to the convenience, ease of use, and competitive power efficiency of wireless power transfer. However, traditional wireless power transfer systems are not applicable if the mobile devices need to ...
Mei Su +3 more
doaj +1 more source
Analysis of Gasketed-plate Heat Exchanger Performance Using Nanofluid [PDF]
Journal of Heat and Mass Transfer Research, 2017 A heat exchanger using nanofluid needs to operate at optimum mass concentration level to get the maximum heat transfer performance. A numerical analysis is performed on the heat transfer and pressure drop of water-based γ-Al2O3 nanofluid gasketed-plate ...
Navid Bozorgan, Maryam Shafahi
doaj +1 more source