Results 11 to 20 of about 28,579 (259)
Impedance tracking control of magnetostrictive transducer based on variable stiffness tuning
Journal of Science: Advanced Materials and Devices, 2023 A magnetostrictive transducer (MT) is a highly integrated transducer that enables magneto-mechanical energy conversion when outputting actuation motion or force.
Liang Shu +4 more
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Energies, 2022 Small-scale uncontrolled passive wind generator systems are an attractive solution for rural energy generation because of the system’s reliability and low cost.
Casper J. J. Labuschagne +1 more
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Direct Matching Antennas in RF Energy Harvesting Systems: A Review
Majlesi Journal of Electrical Engineering, 2022 A historical review of Radio Frequency Energy Harvesting (RFEH) Rectenna (Rectifier Antenna) Systems without a matching network is performed, with emphasis on the antenna part.
Vahid Honarvar, Farzad Mohajeri
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Analysis of reflection of signal integrity of transmission line
Gong-kuang zidonghua, 2014 In view of problem of signal integrity of transmission line in high-speed circuit system, the paper gave reasons of reflection phenomenon produced in signal transmission through analysis for equivalent circuit of transmission line on PCB of high-speed ...
CHEN Li
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Effect of frequency modulation on impedance matching of single ferrite in ICRH antenna system
He jishu, 2022 BackgroundIon cyclotron resonance heating (ICRH) is an important auxiliary heating method in tokamak. When fast plasma phenomena such as L-H mode transitions and edge localized modes (ELM), etc., happens, a large change in the antenna coupling impedance ...
YANG Kaijian +6 more
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A Dynamic Impedance Matching Method and Frequency Tracking of Piezoelectric Transducers [PDF]
Zhengzhou Daxue xuebao. Gongxue banDynamic impedance matching technology can improve the output power and energy conversion efficiency of piezoelectric transducers. Most of the existing dynamic impedance matching method was intelligent numerical optimization algorithm, but the intelligent
JI Yuebo +3 more
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Ultra-Broadband Sound Absorbing Materials Based on Periodic Gradient Impedance Matching
Frontiers in Materials, 2022 Ultra-broadband sound absorption with periodic gradient impedance matching is of great concern in the research of acoustic materials. This study investigates the impedance matching of composite acoustic metamaterials comprising micro-perforated plates ...
Fei Wu +7 more
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Adaptive impedance matching method based on magnetic resonance wireless energy transmission
Dianzi Jishu Yingyong, 2018 In order to solve the problem of low efficiency and transmission distance of multi-to-1(multi transmit(TX) coils to one receive(RX) coil)coupled magnetic resonance(CMR) wireless power transmission system, this paper presents 2-to-1(two TX Coils to one RX
Xiong Wei, Liu Xiaojing
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Impedance-Matched Microwave Lens [PDF]
IEEE Antennas and Wireless Propagation Letters, 2008 11 pages, 8 ...
Alitalo, Pekka +3 more
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Impedance Matching-Based Power Flow Analysis for UPQC in Three-Phase Four-Wire Systems
Energies, 2021 Different from the extant power flow analysis methods, this paper discusses the power flows for the unified power quality conditioner (UPQC) in three-phase four-wire systems from the point of view of impedance matching.
Xiaojun Zhao +5 more
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