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RF-Based Charger Placement for Duty Cycle Guarantee in Battery-Free Sensor Networks [article]

Yanjun Li, Lingkun Fu, Min Chen, Kaikai Chi, Yi-hua Zhu
2015 arXiv   pre-print
Based on a new wireless recharge model, we formulate the charger placement problem for node's duty cycle guarantee as a constrained optimization problem.  ...  The simulation results show that the proposed particle swarm optimization (PSO)-based divide-and-conquer approach can effectively reduce the number of chargers compared with the greedy approach.  ...  The charger placements are shown in Fig. 2(a) and Fig. 2(b) with α fixed at 0.5.  ... 
arXiv:1508.02303v1 fatcat:ahojizrv5naznfwqtgh6cpbjq4

Scheduled Optimal SDWSN Using Wireless Transfer of Power

Dr. Anand C
2020 IRO Journal on Sustainable Wireless Systems  
The proposed methodology proposes a Wireless power transfer using SDWSN. We have designed a method to find the minimum energy transmitters by placing the energy transmitters in the node.  ...  The simulation results illustrate the optimum efficiency of the proposed methodology with respect to energy consumption, number of tasks, number of energy transmitters, fairness and energy charged.  ...  The problem of energy efficient scheduling, minimum energy transmitter's requirement and optimal placement are addressed in this paper.  ... 
doi:10.36548/jsws.2020.1.003 fatcat:k5mnogv6fjgvzlzvsfoybnbqaq

Wireless Charging Technologies: Fundamentals, Standards, and Network Applications

Xiao Lu, Ping Wang, Dusit Niyato, Dong In Kim, Zhu Han
2016 IEEE Communications Surveys and Tutorials  
In particular, with regard to network applications, we review the mobile charger dispatch strategies, static charger scheduling strategies and wireless charger deployment strategies.  ...  Wireless charging is a technology of transmitting power through an air gap to electrical devices for the purpose of energy replenishment.  ...  Reference [325] dealt with the problem to provide charging coverage for a set of sensors with minimum number of wireless chargers.  ... 
doi:10.1109/comst.2015.2499783 fatcat:ezqb6np63nasnglhyyfqd26oja

Optimization strategy of wireless charger node deployment based on improved cuckoo search algorithm

Yang Wang, Feifan Wang, Yujun Zhu, Yiyang Liu, Chuanxin Zhao
2021 EURASIP Journal on Wireless Communications and Networking  
AbstractIn wireless rechargeable sensor network, the deployment of charger node directly affects the overall charging utility of sensor network.  ...  Compared with the traditional cuckoo search algorithm and multi-objective particle swarm optimization algorithm, the simulation results show that the algorithm can effectively increase the receiving power  ...  chargers required for charging.  ... 
doi:10.1186/s13638-021-01951-1 fatcat:coibkufyrrcujmozteqtrgqc5a

Grid Approximation Based Inductive Charger Deployment Technique in Wireless Sensor Networks

Fariha Tasmin, Mohammad Mahfuzul, Sikder Rezwanul
2011 International Journal of Advanced Computer Science and Applications  
This paper provides a novel grid approximation algorithm for efficient and low cost deployment of inductive charger so that the minimum number of chargers along with their placement locations can charge  ...  Ensuring sufficient power in a sensor node is a challenging problem now-a-days to provide required level of security and data processing capability demanded by various applications scampered in a wireless  ...  In this paper the authors addressed the problem of energy efficiency in wireless sensor applications for surveillance of a set of limited number of targets with known locations.  ... 
doi:10.14569/ijacsa.2011.020105 fatcat:ikp5ttngsza4zo4u4jxdtgcvle

Radiation Aware Mobility Paths in Wirelessly Powered Communication Networks

Ioannis Katsidimas, Emmanouil Kerimakis, Sotiris Nikoletseas
2019 Zenodo  
Wireless power transfer (WPT) is an emerging technology that is used in ad hoc networks of battery-powered devices, to deliver energy and keep the network functional.  ...  This still holds for the general case of the RF Wireless Communication networks.  ...  So, given wireless charging tasks with required charging energy and charging deadline for rechargeable devices, schedule the power of wireless chargers to maximize the overall effective charging energy  ... 
doi:10.5281/zenodo.2543521 fatcat:npkcnczddfh25d447alhvopifu

Trajectory Optimization of Flying Energy Sources using Q-Learning to Recharge Hotspot UAVs [article]

Sayed Amir Hoseini, Jahan Hassan, Ayub Bokani, Salil S. Kanhere
2020 arXiv   pre-print
These energy sources are specialized UAVs (Charger or transmitter UAVs, tUAVs), equipped with wireless power transmitting devices such as RF antennae. tUAVs have the flexibility to adjust their flight  ...  In this paper, we study a scenario where UAVs are deployed as base stations (UAV-BS) providing wireless Hotspot services to the ground nodes, while harvesting wireless energy from flying energy sources  ...  This architecture allows the chargers to carry any type of energy transmitters that can be used for wireless far field energy harvesting, e.g., RF omnidirectional antennae [17] , massive MIMO with beamforming  ... 
arXiv:2003.12258v1 fatcat:x2rkgq5eqjdjtnbgk3v7mwrwme

Smart Wireless Power Transmission System For Autonomous EV Charging

Matjaz Rozman, Augustine Ikpehai, Bamidele Adebisi, Khaled M. Rabie, Haris Gacanin, Helen Ji, Michael Fernando
2019 IEEE Access  
This paper also proves that with the proposed charger set-up, the position of the receiver coil can be detected almost instantly, which indeed saves energy and boosts the charging time.  ...  INDEX TERMS Wireless power transmission, car charging, electrical vehicle, efficiency, charging pad, sensor network, smart charger.  ...  We demonstrate that the proposed location-based smart charger also reduces the amount of energy required to locate the loop with highest efficiency, thus the array network uses a low power supply.  ... 
doi:10.1109/access.2019.2912931 fatcat:udml5npxebe3nmzb6hgknhgova

Wireless Charging of Electric Taxis: Understanding the Facilitators and Barriers to Its Introduction

Luis Oliveira, Arun Ulahannan, Matthew Knight, Stewart Birrell
2020 Sustainability  
' and 'barriers' to the introduction of wireless chargers in London and Nottingham, UK.  ...  We conclude that wireless chargers could facilitate the increased driving range of existing electric taxis if installed where drivers stop more often.  ...  Acknowledgments: This research is part of the Wireless charging for electric taxis-WiCET feasibility project.  ... 
doi:10.3390/su12218798 fatcat:ttvjnztctjcfbmphhuxsxfeika

A framework for energy-efficient clustering with utilizing wireless energy balancer

Aliaa M. Alabdali, Niayesh Gharaei, Arwa A. Mashat
2021 IEEE Access  
INDEX TERMS Wireless sensor network, clustering, energy balancer, energy efficiency.  ...  In cluster-based WSN, the cluster heads (CH) consume more energy compared with normal nodes, which results in rising their energy consumption and reducing the network lifetime.  ...  To this end, authors dispatch two separate wireless mobile chargers namely WMC-MN and WMC-CH to recharge the MNs and CHs individually.  ... 
doi:10.1109/access.2021.3107230 fatcat:4lhml4j4kjaxpkmxi6qonuccfa

Wireless Power Transfer in Wirelessly Powered Sensor Networks: A Review of Recent Progress

S. M. Asiful Huda, Muhammad Yeasir Arafat, Sangman Moh
2022 Sensors  
With the emergence of the Internet of Things (IoT), billions of wireless devices, including sensors and wearable devices, are evolving under the IoT technology.  ...  In this study, an in-depth survey is conducted on the wireless power transfer (WPT) techniques through which sensor devices can harvest energy to avoid frequent node failures.  ...  These two events can occur simultaneously, without requiring an individual frequency band.  ... 
doi:10.3390/s22082952 pmid:35458935 pmcid:PMC9028858 fatcat:32sspsff3jgh5j6iuoebkf5gcu

On-Demand Charging Management Model and Its Optimization for Wireless Renewable Sensor Networks

Sandrine Mukase, Kewen Xia, Abubakar Umar, Eunice Oluwabunmi Owoola
2022 Sensors  
In this new strategy, we introduce two sets of energies called emin (minimum energy level) and ethresh (threshold energy level).  ...  Nowadays, wireless energy transfer (WET) is a new strategy that has the potential to essentially resolve energy and lifespan issues in a wireless sensor network (WSN).  ...  Several models for wireless energy transfer have been proposed, each with a different specific goal. Dai et al.  ... 
doi:10.3390/s22010384 pmid:35009926 pmcid:PMC8749933 fatcat:5yfxjp2rlfeenkvnymwbk7uriy

A Survey on Magnetic Resonant Coupling Wireless Power Transfer Technology for Electric Vehicle Charging

Daniel Gladwin, Xiaolin Mou, Rui Zhao, Hongjian Sun
2019 IET Power Electronics  
In addition, this study provides an overview of wireless EV charging including the static wireless EV charging and the dynamic wireless EV charging, which focuses on the coil design, power transfer efficiency  ...  Wireless power transfer (WPT) technology makes it possible to supply power through an air-gap, without the need for current-carrying wires.  ...  This is always implemented in the form of a single TX and a single RX. • Placement anywhere: The second form of Qi charger placement does not require the user to accurately place the mobile device on a  ... 
doi:10.1049/iet-pel.2019.0529 fatcat:t3iyfxv5nvfadaa3zumqxhx65q

Radiation-constrained algorithms for Wireless Energy Transfer in Ad hoc Networks

Sotiris Nikoletseas, Theofanis P. Raptis, Christoforos Raptopoulos
2017 Computer Networks  
We study the problem of efficiently charging a set of rechargeable nodes using a set of wireless chargers, under safety constraints on the electromagnetic radiation incurred.  ...  energy limitations.  ...  For instance, wireless rechargeable sensor networks consist of sensor nodes, as well as few nodes with high energy supplies (wireless chargers).  ... 
doi:10.1016/j.comnet.2017.05.025 fatcat:bvn32obj25dvnffwu6lijsil4a

Optimal deployment of charging stations for electric vehicular networks

Andrea Hess, Francesco Malandrino, Moritz Bastian Reinhardt, Claudio Casetti, Karin Anna Hummel, Jose M. Barceló-Ordinas
2012 Proceedings of the first workshop on Urban networking - UrbaNe '12  
In this setting, electric vehicles will be informed about public charging stations using wireless communications.  ...  Our placement approach is based on genetic programming and simulation of electric vehicles which move on a real map of a European city.  ...  Level 3 (fast charging) implies DC energy from an off-board charger; there is no minimum energy requirement but the maximum current specified is 400A and 240kW continuous power supplied; tc: ∼30 min.  ... 
doi:10.1145/2413236.2413238 fatcat:2jxn2pydurd4dloyfq5buo6xjq
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