low power energy harvesting for autonomous sensors and ...€¦ · (2015-2016) • oxide...
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Low Power Energy Harvesting for Autonomous Sensors and Actuators
Alireza Rezania
Head of Research Programme
Low Power Energy Harvesting & i-Solutions
Department of Energy Technology, Aalborg University, Aalborg, Denmark
Maritime Afternoon 04-12-2017
2 Low Power Energy Harvesting and i-Solutions
Mission To provide an internationally recognized comprehensive research platform that enables intelligent, independent, and integrated low-power energy harvesting solutions. Focus Area Autonomous sensors for predictive maintenance applications Self-powered, mobile, intelligent and wireless micro-actuators & monitoring devices for health care, human diagnostics, energy hubs, construction and surveillance applications Low energy harvester modules Internet of Things (IoT)-enabled energy networks
Intelligent Independent Integrated Innovative
3 Research Group Members TE Research Programme at AAU
Prof. Lasse Rosendahl Associate Prof. Yongming Xia Associate Prof. Alireza Rezania Associate Prof. Kaiyuan Lu
Guest , Dr. Shaowei Qing
PhD Student Seyed Mojtaba Mir Hosseini PhD Student
Sajjad Mahmoudi Nezhad PhD Student Seyedmohammad
Mortazavinatanzi Research Assistant
Majid Khazaee
Guest, Saeed Ahmadi Atouei PhD Student Amin Asadi Guest, Meysam Karimi Rad PhD Student YechengShen
4 Completed Research Projects
• Center for Energy Materials, CEM, (2009-2013)
• Co-simulation and Co-optimization of Thermoelectric Generation System (2010-2012)
• Integrated Photovoltaics with Thermoelectrics (2013-2014)
• Energy Efficient EV Cabin Heating for Extended Driving Range (2015-2016)
• Oxide Thermoelectrics for Effective Power Generation from Waste Heat, OTE-POWER, (2011-2016)
• Nano-Carbons for Versatile Power Supply Modules (NanoCaTe), FP7, (2013-2017)
• Development of a self-powered pad for a low power sensor and wireless communication (2016-2017)
5 Alpcon as a Close Partner
R&D Intelligent Power, Heating and Cooling
Self-powered brake pad sensor Warning of temperature & wear
Self-powered 30kW bus heater Heating bus engine and cabin
Self-powered Space Heaters (Heating Military tents/shelters)
Wireless battery-free sensor (Hot spot indication)
6 Ongoing Research Projects • Center for Thermoelectric Energy Conversion, CTEC (2014-2018)
• Optimization of module design • System integration and application of thin-film and flexible TEG at a cement plant
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Distance from the outlet, …
Kiln temperature
7 Ongoing Research Projects • Nano-Carbons for Versatile Power Supply Modules, NanoCaTe (2013-2017)
• Optimization and modeling of thermoelectric uni-couples and module for both flexible and bulk TE materials
• Simulation of TEG system behavior in real satellite application.
8 Ongoing Research Projects_ Dispenser printing
A computer-controlled translation stage - moves a pattern-generating device - an ink-deposition nozzle - creates materials with controlled architecture and composition
Continuous filament writing
Droplet jetting
9 Ongoing Research Projects
Self-powered brake pad sensor Monitoring temperature & wear
10 Waste Vibration Energy to Produce Electricity with piezoelectrics
11 Recent Applications in Energy Harvesting
12 Micro Electromagnetic Devices for Body Energy Harvesting
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Magnet
Coil
Core
Principle:
Mechanical energy Electric energy
Vibration frequency: 𝑓𝑓 = 1~10 𝐻𝐻𝐻𝐻
Faraday’s law
13 Why New Direction?
Benefits of energy harvesting for sensors • Battery replacement in off-grid or hard to reach areas
• Significant reduction in operating cost
• Self-powered low power applications • Wireless for easy & quick mounting
• Compact integrated networks
• No battery replacement
Wasted Energy is everywhere! - Just go get it
14 Why New Direction?
Benefits of energy harvesting for sensors
Energy harvesting
Dr Harry Zervos, Thermoelectric energy harvester market to reach almost $1bn in 2024
www.IDTechEx.com/thermo
15 Why New Direction?
Energy harvesting • Different types of sensors • Body sensor • Animal tracking
Medical applications • DNA
Energy intensive industries • Direct energy conversion by radiation
Data Centers
16 Challenges
Energy storage
Energy harvesting transducers Heat/cool Vibration Light Motion/Kinetic
Piezoelectric Thermoelectric
Radio waves
Photovoltaic Electromagnetic RF (rectenna)
Batteries Capacitors Ultra caps
Power management Controller
Lithium thin-film
Charger Electrical boost converters
DC/DC AC/DC
Low-power & strong signal transceivers Wi-Fi RF
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1 2 GPRS 2
“Commercial modules from Powercast Corporation”
17 Challenges
Applications
Actuators Wireless & battery free networks
Switches Sensors RFID tags
Machinery Industry & Buildings
Systems
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18
THANK YOU!