Transcript Document

STAFFORD’S ENERGY
INITIATIVE
STAFFORD ENERGY ADVISORY COMMITTEE
KNOW YOUR TEAM’S CAPABILITIES
AND CAPITALIZE ON THEM
OUR TEAM – The right balance:
Financial Analyst – Voice of reason and caution
Accountant – Always checking the numbers
Engineer – Progressive and exuberant
Visionary – Always seeking the next opportunity
2
KNOW YOUR OBJECTIVES
 Determine everything you might do in your community to save energy for
the municipality and the residents; then prioritize!!
 Get all the data and loads, including BTUs, kWHrs, Gallons, Therms,
etc., and know everything about how, why, what and where they are
used, looking for hidden consumption and opportunities.
 Determine what you would need to do to meet your
objectives and think BIG!!
3
KNOW WHAT YOU WANT
4
AND HOW TO GET IT!!
5
KNOW YOUR PROJECTS
 UNDERSTAND ALL ASPECTS OF EACH PROJECT
 KNOW WHY YOU WANT TO DO IT, HOW YOU ARE GOING TO DO IT, HOW
ALL THE NUMBERS WORK, AND THE RESULTS THEY WILL PRODUCE
 MOVE FORWARD WITH CONVICTION AND
DETERMINATION
 IF YOU NEED HELP, ASK THE ENERGY COMMUNITY
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KNOW AND FOLLOW ALL OPPORTUNITIES
FROM THE STATE AND FEDERAL GOVERNMENT
 Be familiar with and track changes to programs
 Analyze all these opportunities and see if they fit your situation
 Research and apply for everything that makes
sense
 Be tenacious, make a valid case and BE RIGHT!!
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OUR OBJECTIVES:
• SAVE THE TOWN AS MUCH OF ITS ANNUAL
1.1 MILLION DOLLAR ENERGY BILL AS
POSSIBLE!!!
• LOCK IN OUR FUTURE ENERGY COSTS
8
Summary of Town Buldings with Impending and Possible Solar PV
Town kWHr Loads
Existing or
Facility
Stafford High Sc hool
Stafford High (Geo Load)
Cheap kWHrs
encourage the switch
T otal
T otal
Annual
Annual
Annual
Carport
kW (DC)
0
kW
(DC)
390
kW
(AC)
300
Produc tion
kWhrs (DC)
487,500
Produc tion
kWhrs (AC)
375,375
Usage
kWhr (AC)
1,320,000
T arget
T otal
(DCkW)
Additional
1,371
Required
kW (DC)
981
550
~
~
~
~
~
~
~
509,000
550
0
0
100
77
125,000
96,250
750,000
779
679
Stafford Elem (Geo Load)
~
~
~
~
~
~
~
427,000
462
462
WPCF (sewer plant)
0
0
0
0
0
0
0
702,000
729
729
Stafford Middle Sc hool
0
0
130
130
100
162,500
125,125
500,000
519
389
65
0
0
65
50
81,250
62,563
203,000
211
146
100
0
0
100
77
125,000
96,250
155,000
161
61
Library
7
0
0
7
5
8,750
6,738
128,000
133
126
T own Hall
0
0
58
58
45
72,500
55,825
70,000
73
15
Family Servic es Bldg
0
0
0
0
0
0
0
25,936
27
27
Dog Pound
0
0
0
0
0
0
0
21,777
23
23
West Stafford Fire Dept
9
0
0
9
7
11,250
8,663
32,000
33
24
Staffordville Fire Dept
0
0
0
0
0
0
0
24,000
25
25
13
0
0
13
10
16,250
12,513
22,000
23
10
Portable Classrooms
0
0
0
0
0
0
0
20,805
22
22
Historic al Soc iety Bldg
0
0
0
0
0
0
0
12,513
13
13
W Staff. Rd (pump sta)
0
0
0
0
0
0
0
12,000
12
12
Kealy Fld (Batting Cage)
0
0
0
0
0
0
0
9,000
9
9
Old T own Hall
0
0
0
0
0
0
0
6,230
6
6
Memorial Hall
0
0
0
0
0
0
0
4,546
5
5
Orc uttville Rd (pump sta)
0
0
0
0
0
0
0
3,780
4
4
Olympic Park (Rec Bldg)
0
0
0
0
0
0
0
3,500
4
4
Lake Shore (pump sta)
0
0
0
0
0
0
0
3,048
3
3
Hyde Park
0
0
0
0
0
0
0
3,000
3
3
Olympic Park
0
0
0
0
0
0
0
2,500
3
3
Olympic Ave (Lights)
0
0
0
0
0
0
0
2,303
2
2
Kealy Fld (lights)
0
0
0
0
0
0
0
2,000
2
2
Sawmill Rd (Salt Dome)
0
0
0
0
0
0
0
1,900
2
2
Meadow Ln (pump sta)
0
0
0
0
0
0
0
1,100
1
1
SMS Soc c er Fld (lights)
0
0
0
0
0
0
0
1,000
1
1
Haymarket Square
0
0
0
0
0
0
0
500
1
1
Hoc key Rink
0
0
0
0
0
0
0
348
0
0
Willington Ave Fire Dept.
54
0
0
54
42
64,800
49,896
55,000
54
0
T own Garage
60
0
0
60
46
72,000
55,440
55,000
60
0
Community Center
40
0
14
54
42
64,800
49,896
50,000
54
0
T ransfer Station Building
34
0
0
34
26
40,800
31,416
30,000
32
-2
West Stafford Sc hool
Polic e Station
100% offset >>>>>>>>>
Potentail
100
Stafford Elementary
Staffordville Elementary
and the PV required for
Potentail
Impending
Roof/Gnd
Roof kW (DC) kW (DC)
390
0
WStafford Fire Dept (Pav)
7
0
0
7
5
8,400
6,468
5,000
5
0
Landfill Large Array
0
749
0
749
577
973,700
749,749
1
0
- 749
Large Array 1 (SMS)
0
1,000
0
1,000
770
1,300,000
1,001,000
1
0
- 1,000
Large Array 2 (SMS)
0
1,000
0
1,000
770
1,300,000
1,001,000
1
0
- 1,000
879
2749
202
3,830
2,949
4,914,500
3,784,165
5,174,789
5,420
1,591
Totals (w/Geo Loads)
73.13%
updated 4/21/2014
from Oil/Propane to
-
Page 1 of 1
of T otal
Totals (without Geo Loads)
T otal of 5 largest meters
Assumes no Geo @ SHS & SES
T otal of 2nd largest five meters
and VNM law remanins unc hanged
T otal of 3rd largest five meters
New VNM Law May Allow Unlimited Number of Meters
Total kWhr Usage
Does NOT inc lude 16 smallest loads; additional
54,889 T otal % of Produc tion w/Large Arrays
3,272,012
400,713
111,318
3,784,043
100.00%
Annual Dollar Value
$681,150
Basis Notes/Assumptions:
Array size in DC kW X 1.2* = annual produc tion in DC kWhrs
DC kW X .77 = AC kW
renewable electricity
AC kW X 1.2987 = DC kW
.77 DC kW to AC kW Conversion Fac tor per CL&P
* - Large Arrays Use Fac tor 1.3
Sc hool elec tric ity use esc alates at 3- 5%/year over year
Annual Dollar Value assumes 18 c ents/kWhr CL&P rate
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Small PV Arrays
Stafford Solar PV Existing & Impending Project Summary
4/24/2014
Expected
System
Completion
Mount Type Contractor
Date
Location
SHS (1)
Roof
Ross
5/15/2014
SHS (2)
Roof
Ross
5/15/2014
SES
Roof
Ross
5/31/2014
WSS
Roof
Ross
3/25/2014
Comm Cent #1
Roof
Ross
9/1/2014
SMS***
Carport
ENCON
7/1/2014
SES***
Carport
ENCON 7/15/2014
Town Hall***
Carport
ENCON
9/1/2014
Comm Cent #2***
Carport
ENCON 9/15/2014
SVS***
Roof
ENCON
7/1/2014
DPW***
Roof
ENCON
8/1/2014
Transfer Station***
Roof
ENCON
9/1/2014
Willington Ave FD***
Roof
ENCON 8/15/2014
Estimated Estimated
ZREC
Expected CL&P System
Annual
Annual
Net
Activation Size (DC) Production Cost
*ZREC **Lease Income
Date
kW
(kWHr)
Offset Income Payments Year 1
6/15/2014
290
355,000
46,150 36,192
81,300 1,042
6/15/2014
100
122,000
15,860 19,352
31,152 4,060
6/30/2014
80
98,000
12,740 16,072
25,212 3,600
4/18/2014
100
115,000
14,950 17,876
31,152 1,674
10/1/2014
40
48,000
6,240 7,740
12,460 1,800
9/1/2014
108
117,138
14,056
0
0
0
8/15/2014
108
117,138
14,056
0
0
0
10/1/2014
48
52,000
6,240
0
0
0
10/15/2014
15
16,309
1,957
0
0
0
8/1/2014
55
50,000
6,000
0
0
0
9/1/2014
65
61,528
7,383
0
0
0
10/1/2014
28
30,423
3,650
0
0
0
9/15/2014
54
56,456
6,774
0
0
0
Totals
1091 1,238,992 $156,056 $97,232 $181,276 $12,176
ZREC
Net
Income
Year 10
13,805
8,446
7,123
5,808
3,561
0
0
0
0
0
0
0
0
$38,743
* - Paid quaterly in arrears by CL&P
** - Payments can be reduced if paid annualy in advance
***- Power Purchase Agreement. Drops power cost to $0.06/kWHr from $0.18/ kWHr (escalates at 2%/year)
All production figures and income estimated and provided by Ross Solar & ENCON
Year One Net Benefit Total - $72,012
10
Stafford Municipal Projects To Date
 ESCO – Hundreds of thousands in savings
 Solar Thermal – At 5 schools, producing 70 to 80% of
their domestic hot water – 30% of project cost paid by
CEFIA
 Small Solar PV Arrays – Over 1 mW of small arrays
being installed through leases and PPA’s at NO NET
COST in 13 locations, saving over $72,000 in year one
 Large Solar PV Arrays – 2.8 mW total using the closed
landfill and town land, saving over $500,000 a year at
NO NET COST
 Geo Thermal – In process of initiating geothermal
heating/cooling for 2 schools. All power for the
systems to come from PV arrays.
11
Remember WHETHER YOU THINK YOU CAN,
OR THINK YOU CAN’T,
YOU’RE RIGHT!!!
~ Henry Ford
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STAFFORD ENERGY ADVISORY
COMMITTEE
TAKING HISTORY THAT WORKS AND TURNING IT INTO THE FUTURE !!