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Optimized Charging Scheduling with Single Mobile Charger for Wireless Rechargeable Sensor Networks

Qihua Wang, Fanzhi Kong, Meng Wang, Huaqun Wang
2017 Symmetry  
The multiple mobile chargers scheme can be used to process tasks in a parallel manner for WRSN and this scheme can reduce the charging delay. It is mainly applied to larger scale sensor networks.  ...  In this work, a dynamic optimal scheduling scheme aiming to maximize the vacation time ratio of a single mobile changer for WRSN is proposed.  ...  Simulation results show that our optimal scheduling algorithm can complete the recharging task well for a small wireless sensor network.  ... 
doi:10.3390/sym9110285 fatcat:43plrq55orfkpibz2zhdow3see

A Genetic Approach to Solve the Emergent Charging Scheduling Problem Using Multiple Charging Vehicles for Wireless Rechargeable Sensor Networks

Rei-Heng Cheng, ChengJie Xu, Tung-Kuang Wu
2019 Energies  
With the availability of multiple mobile chargers, not only may more areas be covered, but also the network lifetime can be sustained for longer.  ...  Appropriate scheduling of available mobile charger(s) so that all sensors in need of recharge can be served in time is thus essential to ensure sustainable operation of the entire network, which unfortunately  ...  Genetic Approach for Multiple Mobile Chargers Scheduling In this section, the proposed genetic approach for scheduling multiple mobile chargers in WRSN is presented, followed by the context and assumptions  ... 
doi:10.3390/en12020287 fatcat:5abrjd7iajfitcnftsyu24rpla

Periodic Charging for Wireless Sensor Networks With Multiple Portable Chargers

Menglan Hu, Ziyi Chen, Kai Peng, Xiaoqiang Ma, Pan Zhou, Jiangchuan Liu
2019 IEEE Access  
To prolong the lifetime, researchers utilize mobile chargers to recharge sensors with external power sources.  ...  INDEX TERMS Wireless sensor networks, power replenishment, path planning, scheduling.  ...  [22] studied an optimal scheduling problem in rechargeable sensor networks for stochastic event capture, i.e., how to jointly mobilize the charger for energy distribution and schedule sensors for optimal  ... 
doi:10.1109/access.2018.2885949 fatcat:ubnhnaua3jhbpo4itcekatkcky

A Framework of Joint Energy Provisioning and Manufacturing Scheduling in Smart Industrial Wireless Rechargeable Sensor Networks

Yixiong Feng, Yong Wang, Hao Zheng, Shanghua Mi, Jianrong Tan
2018 Sensors  
Based on the complexity and time-effectiveness of factory operations, we establish a joint optimization framework named J-EPMS to effectively coordinate the charging strategies of wireless sensors and  ...  the scheduling plans of machines running.  ...  Acknowledgments: The authors would like to thank the associate editor and anonymous reviewers for their valuable comments and suggestions to improve this paper.  ... 
doi:10.3390/s18082591 pmid:30087308 fatcat:c3vr5dugxfd3hpt4eatwqapkp4

Mobile-to-mobile energy replenishment in mission-critical robotic sensor networks

Liang He, Peng Cheng, Yu Gu, Jianping Pan, Ting Zhu, Cong Liu
2014 IEEE INFOCOM 2014 - IEEE Conference on Computer Communications  
Recently, much research effort has been devoted to employing mobile chargers for energy replenishment of the robots in robotic sensor networks.  ...  Observing the discrepancy between the charging latency of robots and charger travel distance, we propose a novel tree-based charging schedule for the charger, which minimizes its travel distance without  ...  Performance Analysis With the tree-based schedule, the mobile charger performs the charging tasks of sensor nodes according to their arrival Fig. 3 .  ... 
doi:10.1109/infocom.2014.6848051 dblp:conf/infocom/HeCGPZL14 fatcat:apxtiaht25f7foq3deg5gfl65a

Towards Perpetual Sensor Networks via Deploying Multiple Mobile Wireless Chargers

Wenzheng Xu, Weifa Liang, Xiaola Lin, Guoqiang Mao, Xiaojiang Ren
2014 2014 43rd International Conference on Parallel Processing  
In this paper, we study the use of multiple mobile charging vehicles to charge sensors in a large-scale wireless sensor network for a given monitoring period, where sensors can be charged by the vehicles  ...  Since each sensor may experience multiple charges to avoid its energy expiration for the period, we first consider a charging problem of scheduling the multiple mobile vehicles to collaboratively charge  ...  As each sensor in the network must be charged many times to avoid its energy expiration during T , the challenges for scheduling the mobile chargers are: (1) when should we activate a charging task to  ... 
doi:10.1109/icpp.2014.17 dblp:conf/icpp/XuLLMR14 fatcat:cck5qr7pqzfy5jnjbywuwipswa

Optimal Charging Oriented Sensor Placement and Flexible Scheduling in Rechargeable WSNs

Tao Wu, Panlong Yang, Haipeng Dai, Chaocan Xiang, Wanru Xu
2022 ACM transactions on sensor networks  
However, most charging scheduling schemes in rechargeable wireless sensor networks (WSNs) focus on sensing tasks instead of charging utility, which leaves a considerably high performance gap towards the  ...  In this paper, we focus on how to efficiently improve the charging utility when introducing charging oriented sensor placement and flexible scheduling policy.  ...  Mobile charging scheduling: Unfortunately, it would be more complex when considering tour scheduling, even though we separate the joint optimization and only consider the scheduling of the mobile charger  ... 
doi:10.1145/3512888 fatcat:5ww3wcpu7nauhispxwkph7h3mu

Efficient and Energy Scheme for Wireless Rechargeable Sensor Network

S V Saravanan
2018 Indonesian Journal of Electrical Engineering and Computer Science  
Therefore, this paper proposes a novel recharging mechanism taking the priorities of sensors into consideration such that mobile chargers can recharge the sensor with a higher priority and the network  ...  Based on the priority, the sensor with a higher priority will be properly recharged to extend the network lifetime.  ...  wake-up/sleep schedule for sensors to achieve the purpose of extending the network lifetime [4] - [5] .  ... 
doi:10.11591/ijeecs.v9.i2.pp265-266 fatcat:2bsw6phezjfe5f7cnepejfjkb4

Energy-Efficient Enhancement for the Prediction-Based Scheduling Algorithm for the Improvement of Network Lifetime in WSNs

Md. Khaja Mohiddin, Rashi Kohli, V. B. S. Srilatha Indira Dutt, Priyanka Dixit, Gregus Michal, Rajesh Kaluri
2021 Wireless Communications and Mobile Computing  
Researchers are deploying rechargeable wireless sensor networks that introduce high-capacity smartphone chargers for sensor nodes for charging.  ...  In the suggested technique, it directs them to pursue the mobile charger and recharge the sensor, which is unique for the present work.  ...  Output: S J Algorithm 2: Mobile charger-based scheduling algorithm.  ... 
doi:10.1155/2021/9601078 fatcat:nzpdvnk66zcoxl6wi27nhpwcr4

Recharging Schedule for Mitigating Data Loss in Wireless Rechargeable Sensor Network

Haolin Liu, Qingyong Deng, Shujuan Tian, Xin Peng, Tingrui Pei
2018 Sensors  
In WRSN, a vehicle exists, termed a mobile charger, which can move close to sensor nodes and charge them wirelessly.  ...  Thus, in such scenario, how to make a route plan for the mobile charger to determine which nodes should be charged first is a critical issue related to the network's Quality of Service (QoS).  ...  After finishing these point-to-point charging tasks, the mobile charger will stay at the base station to refuel or recharge itself for a period of time T w .  ... 
doi:10.3390/s18072223 pmid:29996557 pmcid:PMC6068635 fatcat:2qm5upurl5agvbemvdhwasoum4

Novel wireless charging algorithms to charge mobile wireless sensor network by using reinforcement learning

Santosh Soni, Manish Shrivastava
2019 SN Applied Sciences  
The main difference between fixed and mobile wireless charger is: fixed wireless charger invites mobile sensor nodes for wireless charging at base station whereas mobile wireless charger travels to the  ...  Mobile sensor nodes consume extra amount of energy due to mobility along with sensing and data routing task which exhaust network lifetime rapidly.  ...  The base station also performs the following task: • Formation of charging strategy for fixed and mobile chargers. • Charging path for mobile charger. • Charging of fixed and mobile chargers.  ... 
doi:10.1007/s42452-019-1091-2 fatcat:k3cekn3npzcz3ic53zauzexc5a

Evaluating the On-Demand Mobile Charging in Wireless Sensor Networks

Liang He, Linghe Kong, Yu Gu, Jianping Pan, Ting Zhu
2015 IEEE Transactions on Mobile Computing  
Recently, adopting mobile energy chargers to replenish the energy supply of sensor nodes in wireless sensor networks has gained increasing attention from the research community.  ...  While pioneering works on the mobile recharging problem mainly focus on the optimal offline path planning for the mobile chargers, in this work, we aim to lay the theoretical foundation for the on-demand  ...  sensor networks.  ... 
doi:10.1109/tmc.2014.2368557 fatcat:pwvhpdkmobb2zlov7gbb3tpi2e

Collaborative mobile charging for sensor networks

Sheng Zhang, Jie Wu, Sanglu Lu
2012 2012 IEEE 9th International Conference on Mobile Ad-Hoc and Sensor Systems (MASS 2012)  
In this paper, for the first time, we envision a novel charging paradigm: collaborative mobile charging, where mobile chargers are allowed to charge each other.  ...  Index Terms-Collaborative mobile charging, wireless energy transfer, wireless sensor networks.  ...  Scheduling as an Optimization Problem Problem 1: (Collaborative mobile charging scheduling problem (CMCS )) Given a 1-D WSN with parameters b and r i , how can we find a feasible scheduling of chargers  ... 
doi:10.1109/mass.2012.6502505 dblp:conf/mass/Zhang0L12 fatcat:2o6sfhvcxfe5jmlut7zsor6i64

Collaborative Mobile Charging [chapter]

Sheng Zhang, Jie Wu
2016 Wireless Power Transfer Algorithms, Technologies and Applications in Ad Hoc Communication Networks  
In this paper, we consider how to schedule multiple mobile chargers to optimize energy usage effectiveness, such that every sensor will not run out of energy.  ...  Index Terms-Collaborative mobile charging, wireless energy transfer, wireless sensor networks ! • S. Zhang and S.L. Lu are with the State  ...  ACKNOWLEDGMENTS We would like to thank the anonymous reviewers for their insightful suggestions. This work was supported in part by NSFC Grants (  ... 
doi:10.1007/978-3-319-46810-5_19 fatcat:6fhoxghzgjeetgk6h7lba4hb5y

Energy Efficient Mobile Harvesting Scheme for Clustered SDWSN with Beamforming Technique

Subaselvi Sundarraj, Gunaseelan Konganathan
2022 Intelligent Automation and Soft Computing  
The optimization problem is formulated with Signal to Noise Ratio (SNR) and transmit power constraints to increase the harvested energy for sensor nodes in the network.  ...  The Secondary Cluster Head (SCH) node in a cluster is selected based on Particle Swarm Optimization (PSO) with the distance between mobile harvester and sensor node, the energy consumption rate of a node  ...  The process of sending a request to a mobile charger in the proposed network occurs based on the distributed scheduling method.  ... 
doi:10.32604/iasc.2022.025026 fatcat:zyxkenh5gra6rhqe5wjoblmfu4
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