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作者机构:Univ Politecn Valencia ITACA Inst Valencia 46022 Spain Univ Politecn Valencia DISCA Dept Valencia 46022 Spain
出 版 物:《SENSORS》 (传感器)
年 卷 期:2013年第13卷第9期
页 面:11750-11771页
核心收录:
学科分类:0710[理学-生物学] 071010[理学-生物化学与分子生物学] 0808[工学-电气工程] 07[理学] 0804[工学-仪器科学与技术] 0703[理学-化学]
基 金:CICYT. ANDREA: Automated Inspection and Remote Performance of Marine Fish Farms [CTM2011-29691-C02-01] RIDeWAM: Research on Improvement of the Dependability of WSN-based Applications by Developing a Hybrid Monitoring Platform [TIN2011-28435-C03-01]
主 题:energy and resource management low-power hardware design numerical computing wireless sensor networks energy harvesting energy neutral operation simulation model
摘 要:The paper presents a numerical energy harvesting model for sensor nodes, SIVEH (Simulator I-V for EH), based on I-V hardware tracking. I-V tracking is demonstrated to be more accurate than traditional energy modeling techniques when some of the components present different power dissipation at either different operating voltages or drawn currents. SIVEH numerical computing allows fast simulation of long periods of timedays, weeks, months or yearsusing real solar radiation curves. Moreover, SIVEH modeling has been enhanced with sleep time rate dynamic adjustment, while seeking energy-neutral operation. This paper presents the model description, a functional verification and a critical comparison with the classic energy approach.