Tim Holmes Kenwood Energy
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Transcript Tim Holmes Kenwood Energy
SWAAAE
Tim Holmes
Kenwood Energy
January 30, 2012
Objectives
Energy Efficiency Overview
Solar Energy – Next Steps
Greenhouse Gases
Financing
Results Variables
Cost of Energy
Natural Gas
Electricity
Climate
Size of the Facility
Lighting
Fluorescent
Linear
Compact
Architectural
Lighting
High Intensity Discharge
Metal Halide
High Pressure Sodium
Lighting
Light Emitting Diode (LED)
Lighting - Advantages
Fluorescent
Efficient
Long Life
Good light quality
Affordable
HID
Light quality Disparity
Lean towards Metal Halide
LED
New Technology with great promise
Heating, Ventilation, and Air
Conditioning
Packaged Equipment
Central Plant
Chillers
Boilers
Pumps
Cooling Towers
Energy Efficiency Economics
You’re interested in Solar
Determine How Much Solar you need
Define what you want
Get competitive Bids
Contract
Construction Support
Get professional help
How Much Solar
Admin Offices
Terminal
Runway Lights
Apron F
Totals
Gross installed Cost
$167,576
$95,745
$255,238
$72,330
$590,888
NPV of Incentive
$25,056
$14,057
$41,478
$11,730
$92,321
Net Installed Cost
$142,519
$81,687
$213,760
$60,600
$498,567
kW AC Output
Annual Energy Production kWh
30
17
47
13
106
49,365
27,695
81,717
23,109
181,885
Value of Energy
$11,224
$6,105
$18,736
$5,466
$41,531
6.8%
5.9%
8.1%
7.1%
$215,746
$105,711
$404,003
$99,117
$824,578
$12,475
$11,873
$19,718
$6,074
$50,140
90.0%
51.4%
95.0%
90.0%
82.8%
A6
A6
A6
A6
25.4
14.2
42.0
11.9
Internal Rate of Return
Net Present Value
Cost of Facility Energy Use
Percent of Energy Cost
Offset
New Utility Rate
Annual eTons GHG Reduced
93.5
Define What you Want
Develop a Good Construction Specification (Even PPAs)
Goals and Objectives
System Description
Scope of Work
What is to be included in the proposal
Submittals
Proposal
Pre Construction
Experience
Start-up
Get Competitive Proposals
Contract, Construction, etc
Contract
Use a Construction Contract
Refer to the Specification
Include Liquidated Damages
Construction Support
Professional that know the Spec and Solar
Construction Inspection
Professional Help
Fuel Cell
Greenhouse Gases
What’s an eTon
GHG Science is new
GHG Factors
CARB Local Government Protocol
All electricity is not equal
Time of use – Energy is dirtier during “peak” hours
Utility Average – PG&E = 0.288 #/kWh in 2007
Solar – Estimated at 1.135 eTons per kWh
Finance - Purchase
Finance – Loan or Bond
Finance - PPA
Contact
Tim Holmes, P.E.
Kenwood Energy
(707) 833-1028
[email protected]