Emerging End Use Technologies August 11, 2013 Ron Domitrovic Program Manager, Energy Efficiency
EPRI s Role Collaboratively Move Technologies to the Commercialization Stage Basic Research and Development Collaborative Technology Development Integration Application Technology Commercialization National Laboratories EPRI Universities Technology Accelerator! Suppliers Vendors Independent, non-profit, collaborative research institute, with fullspectrum industry coverage Nuclear Power Generation Power Delivery & Utilization Environmental 2
EPRI End-Use Technology Pipeline Accelerating Readiness of Emerging Efficient Technologies Technology Scouting Assessment and Lab Testing R&D Field Tests/Demos 10s to 100s of units Coordinated Early Deployments 100s 1000s of units Full Program Rollout EPRI Technology Innovation EPRI EE Base Program EPRI EE Demonstration Project e.g., Northwest Alliance rollout of 8,000+ ductless heat pumps Utility EE Programs Scouting horizon for promising technologies Technology assessment and validation Instrument extensively Evaluate: estimated deemed savings, installation, demographics, behavior 3 Performance results to refine deemed savings Consumer behavior Build supply chain infrastructure Full adoption Conduct M&V
Key Industry Challenges: Coordinate Demand Response Research to Address Industry Needs Making DR a More Automated, Ubiquitous, and Reliable Resource Expand Opportunities for Electrification to Enhance Customer Productivity Electricity as an end-use solution to benefit customers and society 4
Load Management Long term load management Energy Efficiency Motivated by legislated policy, internal policy State PUCs (IOUs) Economics of capital expense Other internal drivers Short term load management Demand Response & Renewable Integration Motivated by system needs Distribution feeder loading Wind & solar integration Peak load management 5
Load Management Traditional Load management has been around for years Energy Efficiency & DR programs Static loads are switched off Relay control Water heaters Air conditioners Swimming pool pumps Easy Button Phone calls, or other signal Industrial & large commercial operations Communication is typically one-way 6
Load Management Future Move from static ON-OFF type systems Same device provides Energy Efficiency and Demand Response Load management across all time periods Turn loads into load management resources 2-way communication Variability Flexibility Distributed intelligence Open protocols 7
Grid Interactive Water Heating 8
Grid-Enabled Water Heaters LOAD GENERATION CONVENTIONAL INTERMITENT SYSTEM PARAMETERS FREQUENCY ACE AGC 9
Regional Specifics Hawaii Can have wind generation exceed base load BPA wind generation ~0MW in 1998 ~250MW in 2005 ~4700MW in 2012 Southern US Can be winter peak dominated by very few events 10
Advanced Heat Pump Water Heater Technology CO 2 based systems Grid interactive 11
Future Flexible Technologies Heat Pumps Next-Gen Heat Pumps Some Heat Pumps Heat Pumps Common 12
Market Share: Space Conditioning System Types (Residential) US Market (2010 numbers) Split AC: 2.9M Packaged AC 0.24M Split HP 1.4M Packaged HP 0.17M Furnaces 2.1M Room AC 6.4M PTAC 0.4M EERE & Appliance Magazine 13
Power (kw) Outdoor Temp (F) Example Heat Pump + Resistance Residential Load Shape 12 10 8 Outdoor Temp 80 70 60 50 6 4 2 Heat Pump + Backup Heat 40 30 20 10 0 0 12:00 AM 6:00 AM 12:00 PM 6:00 PM 12:00 AM 14
Variable Capacity Air Conditioning (VCAC) VCAC Large Commercial Residential & Small Commercial Ducted Non-Ducted Low-Static High-Static DHP Common in American homes 15
Variable Speed Air Source Heat Pumps Mini-split or DHP Variable Refrigerant Flow (VRF) Variable speed ducted split system 16
Simulated Heat Pump Operation, Atlanta Electric 2 nd stage Single speed HP Heat pump Low temperature HP 17
Variable Refrigerant Flow (VRF) Systems Variable Speed Compressor, Fans Variable Capacity Delivered Fan Speed and Expansion Valve Opportunities Multiple modulating components that can be controlled for DR Compressors Fans (outdoor, indoor) Expansion valves 18
Single Speed and Multi speed Ducted Systems: Thermostats are primary control elements Emerging Technologies 2-way communicating thermostats Residential Energy Management State-of-the-art Direct Load Control Switches Programmable Communicating Thermostats 19
Questions? 20
Together Shaping the Future of Electricity 21