oki solar workshop cincinnati zoo solar canopy case study
DESCRIPTION
Steve Melink is the founder, owner, and president of Melink Corporation, a provider of building commissioning services, energy-saving kitchen ventilation controls, and solar PV systems for the commercial and institutional building industry since 1987.Steve presented on the Cincinnati Zoo Solar Canopy Project.TRANSCRIPT
Presenter Name Title Phone Email
OKI Solar Workshop
Cincinnati Zoo Solar Canopy Case Study
September 26, 2012
Project Goals
• Solidify Cincinnati Zoo as Nation’s Greenest
• Demonstrate and Educate the Region On Solar PV • More Predictable Power Cost For The Zoo • Spur Economic Development in the Uptown Area
Project Challenges
• Cost Of Electric Power Relatively Low
• Additional Cost Of Elevated Structure
• Additional Cost Of Reconfiguring Active Parking Lot
• Additional Cost To Upgrade Electrical Infrastructure • Major Incentive – 1603 Grant - Was Time Sensitive
$0.04
$0.05
$0.06
$0.07
$0.08
$0.09
$0.10
$0.11
2003 2004 2005 2006 2007 2008
Pric
e Pe
r kW
h
US Commercial US Industrial Ohio Commercial Ohio Industrial
6.0% CAGR
5.3% CAGR
4.1% CAGR
5.2% CAGR 12.4% Gap
10.4% Gap
Electric Rate Inflation
• Aging Coal Fleet Will Require New Generation • Utilities Must Meet Ohio Renewable Portfolio Standards
– Renewable Energy – Advanced Energy: Clean Coal, Nuclear, Energy Efficiency
• Federal Energy Policy and/or Clean Air Regulation
• Smart Grid
Utility Rate Shocks Are Possible
Global PV Industry Is Growing Rapidly
Growth 1978 – 2008 From 1-MWp to >5-GWp
1.0 5.3 17.5 24.9 54.1 114.1252.0
1049.8
1984.6
3073.0
5491.8
0.0
500.0
1000.0
1500.0
2000.0
2500.0
3000.0
3500.0
4000.0
4500.0
5000.0
5500.0
6000.0
2003-2008 CAGR: 61.5%
Cincinnati Zoo Savings – Years 8-25
Year
Ann
ual S
avin
gs
$0
$100,000
$200,000
$300,000
$400,000
$500,000
$600,000
$700,000
$800,000
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
5% Inflation
7% Inflation
9% Inflation
Power Purchase Agreement
Variable Period Energy Cost Energy Cost Inflation
Amount
25 Years
$0.08 5.5%
Driver
No Upfront Cost Current Rate Future Expectations
Financing Factors
• Type of Installation • Solar Radiation
• Current Electric Rates • Federal Incentives • State Incentives – SRECs • NMTCs • Debt Interest Rate • Equity Investor ROR
Questions?