Low Power Energy Harvesting for Autonomous Sensors and Actuators

Transcription

1 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

2 Low Power Energy Harvesting and i-solutions Intelligent Independent Integrated Innovative Mission To provide an internationally recognized comprehensive research platform that enables intelligent, independent, and integrated low-power energy harvesting solutions. 2 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

3 Research Group Members TE Research Programme at AAU 3 Prof. Lasse Rosendahl Associate Prof. Alireza Rezania Associate Prof. Kaiyuan Lu Associate Prof. Yongming Xia PhD Student Seyed Mojtaba Mir Hosseini Guest, Dr. Shaowei Qing 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 4 Center for Energy Materials, CEM, ( ) Co-simulation and Co-optimization of Thermoelectric Generation System ( ) Integrated Photovoltaics with Thermoelectrics ( ) Energy Efficient EV Cabin Heating for Extended Driving Range ( ) Oxide Thermoelectrics for Effective Power Generation from Waste Heat, OTE-POWER, ( ) Nano-Carbons for Versatile Power Supply Modules (NanoCaTe), FP7, ( ) Development of a self-powered pad for a low power sensor and wireless communication ( )

5 Alpcon as a Close Partner R&D Intelligent Power, Heating and Cooling 5 Self-powered 30kW bus heater Heating bus engine and cabin Self-powered brake pad sensor Warning of temperature & wear Self-powered Space Heaters (Heating Military tents/shelters) Wireless battery-free sensor (Hot spot indication)

6 Ongoing Research Projects 6 Center for Thermoelectric Energy Conversion, CTEC ( ) Temperature (ᵒC) Optimization of module design System integration and application of thin-film and flexible TEG at a cement plant Kiln temperature Distance from the outlet,

7 Ongoing Research Projects 7 Nano-Carbons for Versatile Power Supply Modules, NanoCaTe ( ) 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 8 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 9 Self-powered brake pad sensor Monitoring temperature & wear

10 Waste Vibration Energy to Produce Electricity with piezoelectrics 10

11 Recent Applications in Energy Harvesting 11

12 Micro Electromagnetic Devices for Body Energy Harvesting 12 Principle: Mechanical energy Faraday s law Electric energy Vibration frequency: ff = 1~10 HHHH N Magnet S Coil Core S N N S

13 Why New Direction? 13 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? 14 Energy harvesting Benefits of energy harvesting for sensors Dr Harry Zervos, Thermoelectric energy harvester market to reach almost $1bn in

15 Why New Direction? 15 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 16 Energy harvesting transducers 1 Heat/cool 2 Vibration 3 Light 4 Motion/Kinetic 5 Radio waves Thermoelectric Piezoelectric Photovoltaic Electromagnetic RF (rectenna) Electrical boost converters 1 DC/DC 2 AC/DC Power management 1 Controller 2 Charger Energy storage 1 Batteries 2 Capacitors Lithium thin-film Ultra caps Low-power & strong signal transceivers 1 Wi-Fi 2 RF 2 GPRS Commercial modules from Powercast Corporation

17 Challenges 17 Applications Wireless & battery free networks X Actuators Y Switches Z Sensors Q RFID tags Machinery Industry & Buildings Systems

18 THANK YOU! 18