E3T E3 Energy Efficiency Emerging Technologies Image Processing - PowerPoint PPT Presentation

E3T E3 Energy Efficiency Emerging Technologies Image Processing Occupancy Sensor (IPOS) Emerging Technologies Showcase September 19, 2012 Welcome. Today’s webinar is being recorded and will be posted within days to: • www.E3Tnw.org • www.ConduitNW.org If you have any questions during the presentation, please submit them to us through either the Chat or Q&A windows on your screen. We’ll go over these questions during the Q&A at the end of today’s session. The webinar will begin momentarily. Thank you for attending!

E3 E3T Energy Efficiency Emerging Technologies Image Processing Occupancy Sensor (IPOS) Emerging Tec hnologies Showc as e Mira Vowles, Bonneville Power Administration Luigi Gentile Polese, National Renewable Energy Laboratory September 19, 2012 S p o n s o r e d b y B P A ’ s E 3 T P r o g r a m

E3 E3T Energy Efficiency Emerging Technologies IPOS Showcase Overview  Occupancy sensor history  Why IPOS?  What is IPOS?  Benefits  Issues  State of the technology  NREL Project

E3 E3T Energy Efficiency Emerging Technologies Occupancy Sensor History  Required by code  Based on security technology • Relies on motion • NEMA WD 7-2000 test protocol  2012 IECC will require: • More occupancy sensors • Vacancy • Bi-level control

E3 E3T Energy Efficiency Emerging Technologies Occupancy Sensor Overview  Occupancy sensor technologies • Passive infrared (PIR) • Ultrasonic • Microwave  Strategies • Sensitivity and time delay adjustments • Combination • Vacancy • Bi-level control  Beyond lighting control

E3 E3T Energy Efficiency Emerging Technologies Why IPOS? Source: Rab Lighting

E3 E3T Energy Efficiency Emerging Technologies What is IPOS? Camera, hardware and software  Occupancy algorithms • Face recognition • Adaptive control  Stand-alone or integrated

E3 E3T Energy Efficiency Emerging Technologies IPOS Benefits  Demonstrated energy savings  Promises • Competitive pricing • Better occupancy detection • Larger control areas • Intelligent adaptive-control • HVAC savings • Better demand response integration • Other potential benefits

E3 E3T Energy Efficiency Emerging Technologies IPOS Regional Benefits Expected Value to Pacific Northwest  32.7 aMW potential to offset load growth  $149 million cost savings  Ancillary service potential Based on:  6th Power Plan  Incremental generation cost ($52 per MWh)  Energy savings over the effective life

E3 E3T Energy Efficiency Emerging Technologies IPOS Issues Promising, but unproven....  Are IPOS products reliable?  What are the energy savings?  How can savings be measured and verified?  What are good applications?  Is IPOS cost effective?

E3 E3T Energy Efficiency Emerging Technologies State of Technology Near-Term IPOS Products  Lighting Science Group video-IPOS • October 2012 low-bay parking (Type V) pole-mount fixture ~$100 additional cost • November 2012 pole mount and wall pack  NREL’s IPOS  Other?

E3 E3T Energy Efficiency Emerging Technologies NREL IPOS Project  BPA Technology Innovation Project • Projects meet Roadmap gaps or focus areas http://www.bpa.gov/corporate/business/innovatio n/docs/2012/TechInnovatonRDPortfolio.pdf • 50% cost share • Annual spring solicitation https://www.bpa.gov/secure/TIFO/Default.aspx  IPOS project brief • http://www.bpa.gov/corporate/business/innovatio n/docs/2012/TIP_247_Project_Brief.pdf

E3 E3T Energy Efficiency Emerging Technologies NREL Project  Background and Goals  Technology  Results and Performance  Current/Future Research

E3 E3T Energy Efficiency Emerging Technologies NREL IPOS Project  Investigate an alternative approach to the infrared or ultrasound sensor  Potentially more robust  Prospect of advanced features not possible with conventional technology Credit : Luigi Gentile Polese (NREL) Credit : Anthony Florita (NREL)

E3 E3T Energy Efficiency Emerging Technologies NREL IPOS Project Robust hardware/software prototype using image processing technology to: • Identify occupancy regardless of motion (eliminate false positives/negatives) • Classify occupancy by capturing additional information about a scene (such as number and position of occupants and activity level) • Communicate with BAS and EMS using a standardized protocol (BACnet)

E3 E3T Energy Efficiency Emerging Technologies NREL IPOS Project  Commonly used motion detectors are only surrogates for occupancy measurement  Image processing to identify occupancy  Commodity hardware produced for cell phone industry • Small form factor • Low cost • Low power consumption  Built with open source software (computer vision libraries, BACnet)

E3 E3T Energy Efficiency Emerging Technologies Credit : Larry Brackney (NREL)

E3 E3T Energy Efficiency Emerging Technologies NREL IPOS Project Image processing can provide a more robust solution and a richer set of feedback • Multiple detection methods • Number of occupants • Location estimation • Activity level • Luminance

E3 E3T Energy Efficiency Emerging Technologies NREL IPOS Project Single sensor • Provides multiple functions • Covers a larger area than current technologies • Cost effectiveness through sensors reduction • Potential for security integration

E3 E3T Energy Efficiency Emerging Technologies NREL IPOS Project Motion People Faces Luminance Credit : Larry Brackney (NREL)

E3 E3T Energy Efficiency Emerging Technologies IPOS Hardware Credit : Michael Sheppy (NREL) Credit : Luigi Gentile Polese (NREL)

E3 E3T Energy Efficiency Emerging Technologies IPOS Software Architecture Credit : Luigi Gentile Polese (NREL)

E3 E3T Energy Efficiency Emerging Technologies IPOS EMS Prototyping System Demonstrated BACnet integration  Potential to be 20% more accurate than  conventional sensors in initial testing Adaptive Time Delay – better energy efficiency 

E3 E3T Energy Efficiency Emerging Technologies IPOS EMS Prototyping System Credit : Larry Brackney (NREL)

E3 E3T Energy Efficiency Emerging Technologies IPOS Test Session Credit : Larry Brackney (NREL) Credit : Luigi Gentile Polese (NREL)

E3 E3T Energy Efficiency Emerging Technologies Motion Detection 12 Motion Detect Count 10 8 6 4 2 0 Time Credit : Alex Swindler (NREL)

E3 E3T Energy Efficiency Emerging Technologies Face and People Detection Credit : Alex Swindler (NREL) Credit : George Brunemann (NgEK, Inc.) 2 Number of Faces Detected 1.5 1 0.5 0 Time Credit : Alex Swindler (NREL) Credit : George Brunemann (NgEK, Inc.)

E3 E3T Energy Efficiency Emerging Technologies Composite Occupancy Determination Credit : Luigi Gentile Polese (NREL)

E3 E3T Energy Efficiency Emerging Technologies Preliminary Performance Comparison IPOS detection over a PIR 1 four-hour period compared with two commercially available PIR occupancy sensors PIR 2 Credit : Alex Swindler (NREL)

E3 E3T Energy Efficiency Emerging Technologies Preliminary Performance Comparison IPOS compared with two commercially available PIR occupancy sensors Credit : Alex Swindler (NREL) Occupant standing still Quickly moving subject Processing time lag

E3 E3T Energy Efficiency Emerging Technologies Recent Activities Detection robustness improvements  More reliable people and face detection  Count occupants and give positions  Credit : Luigi Gentile Polese (NREL)

E3 E3T Energy Efficiency Emerging Technologies Recent Activities Luminance level assessment  Activity level classification  Full-spectrum sensor camera  Credit : Luigi Gentile Polese (NREL)

E3 E3T Energy Efficiency Emerging Technologies Planned/Future Activities Field test deployment  Industry collaborations —  technology licensing Multizone image  segmentation and control Source: NREL PIX 14840 Recommended future work  HVAC and demand control  ventilation controls Building security systems  integration — hardware reuse Source: NREL PIX 15439

E3 E3T Energy Efficiency Emerging Technologies Questions?  Luigi Gentile Polese, NREL Luigi.Gentile.Polese@nrel.gov  Mira Vowles, BPA mkvowles@bpa.gov

E3 E3T Energy Efficiency Emerging Technologies Next Webinar Emerging Technologies Showcase  National Energy Efficiency Technology Roadmap  Wednesday, October 24, 2012  12:00 noon to 1:00 p.m. Pacific time More information about emerging technologies: E3T database: www.E3Tnw.org E3T Program: www.bpa.gov/energy/n/emerging_technology/ Conduit: www.ConduitNW.org