energy efficient lighting: large commercial · 2016-05-18 · lighting retrofit: commercial| 43...
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ENERGY EFFICIENT LIGHTING: LARGE COMMERCIAL
EXISTING BUILDING RETROFIT OPTIONS Frank J Agraz Jr, LC, IES
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LIGHTING RETROFIT : THE BIG PICTURE
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CHAPTER I
START WITH WHY
• How do we think, act, and communicate our ideas? • Video (1:36 to 4:47)
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!"()$Simon Sinek - Start With Why
ILLUMINATING ENGINEERING SOCIETY
• What the IES believes...
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HIDDEN COSTS OF THE STATUS QUO
• Why Change?
• Make a difference.
• I believe...
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WHY DO PEOPLE BUY?
• The Enron story, circa 2000
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CHAPTER II
PROJECT DRIVERS
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SIMPLE PAYBACK: WHAT’S MORE IMPORTANT?
• A $20,000 investment yields an additional $100,000 over the next 10 Years, assuming NO inflation of electric rates
• $20,000 provides 50% interest for 10 years... LIGHTING RETROFIT: COMMERCIAL| 10
Solution #1 Solution #2
Project Cost $100,000 $120,000
Annual Savings $50,000 $60,000
Simple Payback 2.0 Years 2.0 Years
10-Year Savings $500,000 $600,000
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CHAPTER III
LIGHTING INCENTIVES: NATIONAL
• Utility, State, and Municipal
– Standard/Prescriptive ($ per Unit)
– Custom ($ per kW/kWh reduced)
• Annual Budget
– 1st Come - 1st Serve
• Technology/Application Specific
– LED Exterior
– Office/Warehouse (Title 24 )
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LIGHTING INCENTIVES: LOCAL
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• Standard measures:
– $3-7 per lamp T12 to T8 replacement
– $30 occupancy sensors
– $10 per lamp for LEDs
• Custom measures:
– Increased custom electric incentives – $0.06/kWh for lighting
INCENTIVES: INCOME TAX RELIEF
• EPACT 2005: Federal Tax Deduction
– Up to $0.60 / Sq. Ft. incentive to tax-paying building owner
to reduce energy consumption
– Criteria based on LPD, bi-level switching, IES light levels,
controls
– expires December 31, 2013
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INCENTIVES: INCOME TAX RELIEF
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CHAPTER IV
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ANATOMY OF A LIGHTING RETROFIT
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PLAYERS: RETROFIT SOLUTIONS
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CHAPTER V
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PAYMENT OPTIONS
Method Pro’s Con’s Comments
Cash no interestrequires immediate
capital fundsusually a budget item
3rd Party Lease no money downAcct. Dept. may label as capital
lease
provides positive cash flow; lease term longer
than payback period
Performance Contract no money down10-20 year
commitment; too expensive
financial vehicle of choice by ESCO’s
Shared Savings no money downextensive M&V required, too
expensive
takes advantage of uneducated client
Blend into Electric Bill no money downmust renew electric
contract
no capital request or approvals needed; can include other ECM’s
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CHAPTER VI
RETROFIT TRENDS: TECHNOLOGY
• Wireless Controls – EnOcean vs Zigbee vs. Wi-Fi
– Annual fees, still maturing
• Linear Fluorescent – Lamps: Energy-Saving, long-life, amalgam
– Ballasts: HE, 480 volt, ILO
– rare-earth phosphor shortage
• LED – Improved: manufacturer claims, LPW, luminaires
• Induction – Niche audience, LLD problem
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RETROFIT TRENDS: TECHNOLOGY
• Pulse-Start Metal Halide & Electronic Ballast kits
– improved LLD, longer life
• Ceramic Metal Halide kits – great CRI, improved LLD, small footprint
• Plasma – still chasing LED
• Compact Fluorescent – sell your stock now...
LIGHTING RETROFIT: COMMERCIAL| 23
RETROFIT TRENDS: APPLICATIONS
• Parking Garages – EPACT, daylight & occupancy control
opportunities
• Exterior – poles, building-mount, canopy
• Hospitals – 24/7 hours, 1st generation T8, well-being of
patient
• Refrigerated Warehouse – perfect for LED!
• Auto Dealerships – see exterior above
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LAMP WARRANTY: T8 & T5/HO
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LAMPS: AVERAGE RATED LIFE
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T8 Long-Life LLD= 0.96 @ 24,800 hours
T5/HO Long-Life LLD= 0.93 @ 24,000 hours
LAMPS: RATED LIFE & LAMP LUMEN DEPRECIATION
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Induction LLD= 0.74 @ 40,000 hours
Ceramic MH LLD= 0.89 @ 12,000 hours
Probe-Start MH LLD= 0.65 @ 8,000 hours (400w) @ 4,000 hours (<= 250w)
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CHAPTER VII
LAMP LIFE VS START CYCLES: T8
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T8 LUMEN OUTPUT: TEMPERATURE
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LIGHTING RETROFIT COMPARISON RECESSED TROFFER
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SIMPLE PAYBACK ANALYSIS: RECESSED TROFFER
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4-lamp RLRB 2-lamp REFL2-lamp REFL
Wireless
Installed Cost $6,142 $6,750 $22,140
Utility Rebate $2,000 $1,000 $4,000
EPACT Tax Deduction
(Effective Credit)
$0 $0 $2,520
Annual Energy Savings
$1,800 $2,880 $3,673
Maintenance Savings
$210 $210 $210
Simple Payback, in Years
2.06 1.86 4.02
Design Strategy
Relamp-Reballast 1-for-1
Delamp-Reflector 1-for-1
Delamp-Reflector; Wireless Control
Existing LuminaireExisting Luminaire
4-lamp 34w F40T124-lamp 34w F40T12
Watts 144
AssumptionsAssumptions
Project Size
100 Luminaires
$ per KwH $0.10
Existing Hours
3,000
Labor Ladder
LocationAmeren territory
10-YEAR COST OF OWNERSHIP: RECESSED TROFFER
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4-lamp RLRB 2-lamp REFL2-lamp REFL
Wireless
10-Year Ownership: Initial Cost + Energy + Group Relamp $29,342 $20,150 $22,090
Average Rated Life: Lamp (in Hours)
40,000 40,000 40,000
Group Relamp Cycle: (in Years)
10.6 10.6 10.6
Average Rated Life: Ballast17,000
switching cycles17,000
switching cycles100,000+
switching cycles
Warranty: Lamp/Ballast(in Years)
3/5 3/5 3/5
Net Investment $4,142 $5,750 $15,620
Energy $25,200 $14,400 $6,470
Relamp $0 $0 $0
$29,342 $20,150 $22,090
LIGHTING RETROFIT COMPARISON PARKING GARAGE
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SIMPLE PAYBACK ANALYSIS: PARKING GARAGE
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AssumptionsAssumptions
Project Size
1 Proposed Luminaire
$ per KwH $0.08
Existing Hours
8,760
Labor Ladder
LocationHouston,
TX
2-lamp T5HO
LEDCeramic Metal
HalideInduction
Installed Cost: One Luminaire
$297 $1,001 $388 $613
Utility Rebate $48 $334 $26 $52
EPACT Tax Deduction
(Effective Credit)
$189 $375 $189 $189
Annual Energy Savings
$72 $268 $59 $77
Maintenance Savings
$20 $20 $20 $20
Simple Payback, in Years
0.65 1.00 (see rebate rules)
2.92 3.83
Design Strategy
New Fixture; 1-for-1;
no dimming
2:1 ratio; dim to 20% FC, 80% of
time
Retrofit Kit; 1-for-1;
no dimming
New Fixture; 1-for-1;
no dimming
Existing LuminaireExisting Luminaire
175 watt MH175 watt MH
Watts 210
10-YEAR COST OF OWNERSHIP: PARKING GARAGE
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2-lamp T5HO LED InductionCeramic Metal
Halide
10-Year Ownership: Initial Cost + Energy + HVAC + Group Relamp
$1,107 $1,266 $1,464 $1,722
Average Rated Life: Lamp (in Hours)
40,000 (60,000)
100,000+ 100,000 30,000
Group Relamp Cycle: (in Years)
3.6 11 + 9.1 2.7
Average Rated Life: Ballast
100,000 switching cycles
60,000 hours?
100,000 hours
60,000 hours
Warranty: Lamp/Ballast(in Years)
3/5 7/7 1/3 2/5
Welcome to the World of a Lighting Retrofit Auditor...
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TOO MUCH LIGHT?
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NON-CONVENTIONAL SOLUTIONS
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I BELIEVE IN CHANGING THE STATUS QUO
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THANK YOU FOR YOUR TIME! QUESTIONS?
ENERGY EFFICIENT LIGHTING: LARGE COMMERCIAL
Frank J Agraz Jr, LC, IES
REFERENCES
• Simon Sinek- Start With Why www.startwithwhy.com
• Illuminating Engineering Society www.ies.org
• Ameren Illinois: ActOnEnergy® www.actonenergy.com
• DSIRE website www.dsireusa.org
• EPACT website www.lightingtaxdeduction.org
• Osram Sylvania www.sylvania.com
• Philips Lighting www.usa.lighting.philips.com
• GE Lighting www.gelighting.com/na/
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ABOUT THE PRESENTER
Maneri~Agraz, LLC
Houston, TX 832-358-3900
frank@ma-llc.net www.maneriagraz.com
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Frank Agraz is a principal owner at Maneri~Agraz, LLC, a national turn-key lighting retrofit solutions provider. He has 19 years experience in the energy-efficient lighting industry and has worked in several segments of the business including manufacturing, ESCO, maintenance, and turn-key retrofit installations.
He is the District 4 Vice Chair of the Illuminating Engineering Society and is Lighting Certified by the NCQLP.
Mr. Agraz graduated from Texas A&M University and received his Bachelors of Science in Industrial Distribution.
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