Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Yay - an open-hardware energy measurement system for feedback and appliance detection based on the arduino platform

4 views

Published on

2017 13th Workshop on Intelligent Solutions in Embedded Systems (WISES)

Published in: Engineering
  • Be the first to comment

  • Be the first to like this

Yay - an open-hardware energy measurement system for feedback and appliance detection based on the arduino platform

  1. 1. YaY - An Open-Hardware Energy Measurement System WISES 2017 Christoph Klemenjak and Wilfried Elmenreich Institute of Networked and Embedded Systems Alpen-Adria-Universit¨at Klagenfurt 12.06.2017 Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 1/17
  2. 2. Chair of Smart Grids • Self-organising Systems • Smart Microgrids • Energy Informatics • NIALM Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 2/17
  3. 3. Introduction • Changing housing situations, demographical developments in our society, and the introduction of Smart Microgrids • Analyse user behaviour, human biorhythm, consumption habits, presence at home • Data of interest is the power consumption of day-to-day used household appliances • Measurement system required to record and identify alteration Motivation I Reduce costs I Predict the energy consumption I Optimise workflows and schedules Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 3/17
  4. 4. A Distributed Measurement System (a) YoMo Smart Meter- ing Board [1] (b) Smart Plug (c) Sensor Node Figure: Components of the distributed measurement system Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 4/17
  5. 5. A Distributed Measurement System • Provide a detailed overview of the household/building • Smart meter at the feed point of the household: I RMS value of the voltage URMS I RMS value of the current IRMS I Active power P, reactive power Q, and apparent power S • Exclusive characteristics on appliance level: I Active power P I Ambient features: Heat-dissipation, light emission, vibrations, or sound emission Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 5/17
  6. 6. YaY Smart Meter Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 6/17
  7. 7. YaY Smart Meter • Integrates a self-designed Smart Metering board • Arduino board comprises two processors • DIN rail enclosure for installation in the distribution board • Communication interfaces: Wi-Fi and ZigBee YoMo Board Microcontroller Embedded Processor Wi-Fi Module Wi-Fi Module ZigBee Module YaY Smart Meter Arduino Yun Figure: Components of the YaY smart meter Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 7/17
  8. 8. YaY Smart Meter: Measurement Aspects Feature Abbreviation Value Supply voltage Vdd 5 V Max. current I 20 A Max. input voltage V 400 V Max. sampling frequency fs 5 Hz Max. measurement error P 3.8% Max. measurement error S 4.04% Power consumption P 2 W Table: YoMo Metering board specifications Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 8/17
  9. 9. Smart Plugs: Measurement Aspects • Measure power consumption of individual appliances • Precise appliance patterns can be generated Feature Abbreviation Value Supply voltage Vac 230 V Max. current I 16 A Max. input voltage Vin 240 V Max. sampling frequency fs 1 Hz Measurement accuracy P 5% Power consumption P 0.55 W Table: Plugwise smart plugs specifications Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 9/17
  10. 10. Ambient Appliance Features • Integration of environmental networked sensors and wireless sensor networks • Monitor the impact of appliances on their environment: I Piezoelectric sensors to record vibrations I Temperature sensors to measure the temperature flow in the surrounding of the respective appliance I Sound sensors to measure characteristic noise I Luminance sensors allow the detection of light-emitting appliances such as lighting or television sets I Gyroscope sensors can be applied to track motions Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 10/17
  11. 11. Area of Application 1 Personalised feedback in form of appliance-specific recommendations can be generated in order to achieve energy savings 2 Generate and utilise appliance models to detect active appliances Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 11/17
  12. 12. Application as Energy Advisor Tool Figure: Real-Time Widget Figure: Advisor Widget[2] Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 12/17
  13. 13. Load Disaggregation / Appliance Detection Figure: The load disaggregation problem Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 13/17
  14. 14. 0 1000 2000 3000 4000 5000 6000 7000 8000 0 1000 2000 Time in s PowerinW (a) Power consumption of a washing machine over time 0 1000 2000 3000 4000 5000 6000 7000 8000 0 500 1000 1500 2000 Time in s PowerinW (b) Power consumption of a dishwasher over time Figure: Example detections of a refrigeratorChristoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 14/17
  15. 15. Discussion • Measurement Aspects: I YaY Smart Meter at the feed point I Smart plugs attached to selected appliances I Networked sensors across the household • Expandable open-hardware platform • Open access • Customisable system Future Work • Optimal utilisation of appliance models to detect ageing e↵ects and irregularities • Detect such e↵ects and advice the user to act • Predict maintenance Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 15/17
  16. 16. Conclusion • A novel open-source and open-hardware metering approach • Record and monitor electrical and ambient features of electrical appliances • In combination with diagnosis software (energy advisors) such systems could present a low-cost alternative to expensive commercial home monitoring systems • Transition from smart to cognitive • Achieve significant energy savings by the identification of energy-sapping appliances and the recognition of ageing e↵ects of electrical appliances Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 16/17
  17. 17. References Christoph Klemenjak, Dominik Egarter, and Wilfried Elmenreich. Yomo: the arduino-based smart metering board. Computer Science-Research and Development, 31(1-2):97–103, 2016. Andrea Monacchi, Fabio Versolatto, Manuel Herold, Dominik Egarter, Andrea M Tonello, and Wilfried Elmenreich. An open solution to provide personalized feedback for building energy management. Journal of Ambient Intelligence and Smart Environments, 9(2):147–162, 2017. Christoph Klemenjak and Wilfried Elmenreich YaY - An Open-Hardware Energy Measurement System 17/17

×