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1、LED LightingDeveloping Incentives Daryl DeJean September 30, 2018,California LED Lighting Initiatives,LED Technology Technology Status Promising Applications Development of new LED Incentives Programs Pitfalls of current LEDs Challenges and Opportunities Approaches to incentive programs Standards ba
2、sed Energy Star Market driven Approach for California IOUs,Presentation Overview,Presentation Objectives,To understand energy savings opportunities in street lighting To address issues encountered when designing and implementing programs using SSL technologies,California LED Lighting Initiatives,Tec
3、hnology Status,Great promise to deliver energy savings and long life Rapid advancements in performance and lower cost anticipated 35% luminaire efficiency annually 20% decrease in cost annually Lots of interest and excitement DOE is charged with leading commercialization of LED Lighting Initial Cali
4、fornia IOU assessment results show Significant energy savings possible High cost is a significant barrier (5 to 20 year payback periods) Key Issue: Widely Variable and Questionable Product Quality,California LED Lighting Initiatives,Promising Applications,Applications for LED lighting in interior sp
5、aces include: Retail Display Cove Lighting Wall Wash, Spot Lighting Under Shelf, Under Cabinet Downlights Task Lighting,LLF,Finelite,LED Power,California LED Lighting Initiatives,Promising Applications,Applications for LED lighting in exterior applications include: Parking lots Parking garages Stree
6、tlights Security wallpaks Bollards,Beta Edge,Lighting Science Group,California LED Lighting Initiatives,Development of New LED Incentive Programs - Challenges LEDs Are Different,Directional quality to light Key performance metric is different than current industry metric Luminaire Efficacy vs System
7、 Efficacy Key metric is delivered light on task, not lumens emitted by light source Difficult and confusing to compare to traditional sources Thermal Management is critical LEDs are electronic devices, dont like high temperatures Most are “throw away” products - at end of life, replace entire fixtur
8、e No catastrophic failure at end of life, rather light output diminishes,California LED Lighting Initiatives,California LED Lighting Initiatives,Development of New LED Incentive Programs - Challenges,High cost contributes to marginal TRC How to keep pace with rapid advancements Rapid advancements in
9、 LED efficacy leads to short product cycles Customer misunderstanding and misconceptions Exaggerated claims by manufacturers DOE CALiPER testing Potential for customer dissatisfaction Variable product quality could lead to a repeat of the CFL experience Lack of in-depth “granular” market data Only b
10、road sweeping estimated market potential exists,California LED Lighting Initiatives,Commercialization Issues Vendors are not traditional, established lighting manufacturers Often small companies with limited distribution Many products available now, many more anticipated near term (6 - 18 months) Ra
11、pid advancements in LED efficacy leads to short product cycles,Development of New LED Incentive Programs - Challenges,California LED Lighting Initiatives,Development of New LED Incentive Programs - Opportunities,Lots of interest for incentives from vendors and customers Significant energy savings Lo
12、ng product life High customer satisfaction,California LED Lighting Initiatives,Utility Incentive Goal Accelerate Market Adoption!,Based on Everett Rogers “Diffusion of Innovations” (1960, 1995 reprint),California LED Lighting Initiatives,LED Streetlight Project Oakland Highlights,Existing HPS measur
13、ed power draw = 121 W (100 W nominal) LED measured power draw = 78 W Savings = 43 W (36% reduction) LED lighting provided lower maximum photopic footcandles on the surface the same minimum photopic footcandles on the surface the same or better scotopic footcandles better uniformity,LED Streetlight P
14、roject Oakland Photos,HPS,LED,California LED Lighting Initiatives,California LED Lighting Initiatives,Incentive Program Development Case Study - LED Refrigerated Case Lighting,Emerging Technologies Field Assessment Installation in a major chain grocery store LED replacement provided comparable light
15、ing levels and improved lighting quality 40% energy savings Customer feedback was positive 5 - 6 year payback with no incentive, lower payback when include maintenance savings,California LED Lighting Initiatives,Incentive Program Development Case Study - LED Refrigerated Case Lighting,Fluorescent,LE
16、D,California LED Lighting Initiatives,Incentive Program Options,Standards Based Maintain high quality Support Energy Star and other potential standards Provide incentives with strict qualifying standards Possible quality standards for incentives Energy Star Statewide IOU developed and maintained Market Driven Let the market determine quality and product availability Provide incentives with only minimal or no qualifying standards,California LED Lighting Initiatives,
