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
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Maximum Power Transfer versus Efficiency in Mid-Range Wireless Power Transfer Systems [PDF]
Journal of Microwaves, Optoelectronics and Electromagnetic Applications, 2015 The condition for maximum power transfer of 2-coils wireless power transfer (WPT) system is derived from circuit analysis and discussed together with the respective WPT system efficiency (η).
Paulo J. Abatti +2 more
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Wireless Power Transfer Efficiency Optimization Tracking Method Based on Full Current Mode Impedance Matching [PDF]
SensorsWireless power transfer (WPT) technology is a contactless wireless energy transfer method with wide-ranging applications in fields such as smart homes, the Internet of Things (IoT), and electric vehicles.
Yuanzhong Xu, Yuxuan Zhang, Tiezhou Wu
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Maximizing wireless power transfer efficiency at exceptional points [PDF]
Communications EngineeringMagnetically coupled wireless power transfer (WPT) technology has been applied in stationary consumer electronics and holds great potential for charging traveling electric vehicles.
Wei-Kang Hu +4 more
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Optimal Huygens’ Metasurface for Wireless Power Transfer Efficiency Improvement [PDF]
IEEE Access, 2020 In this paper, we investigate the electromagnetic response of a Huygens' metasurface (HMS) embedded between the transmitter and receiver coils of a near field wireless power transfer (WPT) system and their interactions for the feasibility of increasing ...
Hemn Younesiraad +2 more
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Organic laser power converter for efficient wireless micro power transfer
Nature Communications, 2023 Wireless power transfer with collimated power transmission and efficient conversion provides an alternative charging mode for off-grid and portable micro-power electronics. However, charging micro-power electronics with low photon flux can be challenging
Yafei Wang +8 more
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Enhancing Ultrasound Power Transfer: Efficiency, Acoustics, and Future Directions. [PDF]
Adv MaterAbstractImplantable medical devices (IMDs), like pacemakers regulating heart rhythm or deep brain stimulators treating neurological disorders, revolutionize healthcare. However, limited battery life necessitates frequent surgeries for replacements. Ultrasound power transfer (UPT) emerges as a promising solution for sustainable IMD operation.
Zheng Y +6 more
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Capacitive Wireless Power Transfer with Multiple Transmitters: Efficiency Optimization [PDF]
Energies, 2020 Wireless power transfer with multiple transmitters can have several advantages, including more robustness against misalignment and extending the mobility and range of the receiver(s).
Ben Minnaert +3 more
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Case Studies in Thermal Engineering, 2021 Evaporative pre-cooling technology improves the cooling performance of natural draft dry cooling towers (NDDCTs) by introducing a certain amount of water into the air entrance. This paper compares the effects of different evaporative pre-cooling systems (
Jiayu Miao +8 more
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Analysis and Design of Asymmetric Mid-Range Wireless Power Transfer System with Metamaterials
Energies, 2021 In a wireless power transfer (WPT) system, the power transfer efficiency (PTE) decreases sharply with the increase in transfer distance. Metamaterials (MMs) have shown great potential to enhance PTE in mid-range WPT systems. In this paper, we propose two
Yingqin Zeng +6 more
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