Architecture for ASIC Based Batteryless Multi-source Energy Harvesting System

被引：0

作者：

Vijay, L. ^{[1
]}

Greeshma, K. K. ^{[1
]}

Murty, N. S. ^{[1
]}

机构：

[1] Amrita Vishwa Vidyapeetham Univ, Amrita Sch Engn, Bangalore Campus, Bangalore, Karnataka, India

来源：

2015 INTERNATIONAL CONFERENCE ON VLSI SYSTEMS, ARCHITECTURE, TECHNOLOGY AND APPLICATIONS (VLSI-SATA) | 2015年

关键词：

Energy Harvesting System (EHS); Maximum Power Point Tracking (MPPT); Perturb and Observe (P&O) algorithm; Decision Making Circuit; Supercapacitor; Self-start;

D O I：

暂无

中图分类号：

TP3 [计算技术、计算机技术];

学科分类号：

0812 ;

摘要：

This paper presents architecture of an ASIC based energy harvesting system from four sources solar, thermal, vibration and RF. A capacitor based start-up circuit is used for batteryless self-start and a supercapacitor based storage mechanism is employed for storing the harvested energy. The system includes Maximum Power Point Tracking logic based on Perturb and Observe algorithm for tracking and extracting the maximum power from solar PV source. Rectifiers and DC-DC Converters are used for extracting energy from AC sources (RF and Piezo) and thermal respectively. The system was simulated in Cadence virtuoso. Efficiencies achieved with different sources are 79.06% for Solar PV, 72.618% for Thermal, 63.84% for Piezo and 56.793% for RF.

引用

页数：6

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