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IAC Assessment: IA0346
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IAC Assessment: IA0346
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IAC Center Iowa State University
Assessment Year 2004
Principal Product power supplies
NAICS 335311 - Power, Distribution, and Specialty Transformer Manufacturing
SIC 3612 - Transformers, Except Electronic
Sales $10,000,000-$50,000,000
# of Employees 210
Plant Area (Sq.Ft.) 99,000
Annual Production 14,000 Pieces
Production Hrs. Annual 4,160
Location (State) MN
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $102,371 3,340,200 kWh $0.03
Electricity Demand $50,060 10,008 kW-months/year $5.00
Natural Gas $36,690 3,736 MMBtu $9.82
TOTAL ENERGY COSTS $191,456
RECOMMENDED SAVINGS* $26,999 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $12,184
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Natural Gas Personnel Changes Electricity Usage Electricity Demand Natural Gas Personnel Changes
$ kWh $ kW-months/year $ MMBtu $ $
01: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$375
Cost:
$227
$280 9,196 $135 27 - - $(-40) - $280
9,196
kWh
$135
27
kW-months/year
-
-
MMBtu
$(-40)
-
$
02: 2.4231 REDUCE THE PRESSURE OF COMPRESSED AIR TO THE MINIMUM REQUIRED Savings:
$581
Cost:
$20
$395 12,896 $186 37 - - - - $395
12,896
kWh
$186
37
kW-months/year
-
-
MMBtu
-
-
$
03: 2.4226 USE / PURCHASE OPTIMUM SIZED COMPRESSOR Savings:
$3,933
Cost:
$5,520
$2,673 87,360 $1,260 252 - - - - $2,673
87,360
kWh
$1,260
252
kW-months/year
-
-
MMBtu
-
-
$
04: 2.7312 MINIMIZE USE OF OUTSIDE MAKE-UP AIR FOR VENTILATION EXCEPT WHEN USED FOR ECONOMIZER CYCLE Savings:
$7,993
Cost:
$6,000
$306 10,000 $352 70 $7,335 787 - - $306
10,000
kWh
$352
70
kW-months/year
$7,335
787
MMBtu
-
-
$
05: 2.7444 CLOSE HOLES AND OPENINGS IN BUILDING SUCH AS BROKEN WINDOWS Savings:
$2,161
Cost:
$2,400
$188 6,140 $184 37 $1,789 192 - - $188
6,140
kWh
$184
37
kW-months/year
$1,789
192
MMBtu
-
-
$
06: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$736
Cost:
$3,053
$467 15,216 $269 54 - - - - $467
15,216
kWh
$269
54
kW-months/year
-
-
MMBtu
-
-
$
07: 2.7135 INSTALL OCCUPANCY SENSORS Savings:
$338
Cost:
$665
$338 11,081 - - - - - - $338
11,081
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
$
08: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$10,882
Cost:
$25,488
$7,396 241,696 $3,486 697 - - - - $7,396
241,696
kWh
$3,486
697
kW-months/year
-
-
MMBtu
-
-
$
TOTAL RECOMMENDED Savings:
$26,999
Cost:
$43,373
$12,043 393,585 $5,872 1,174 $9,124 979 $(-40) - $12,043
393,585
kWh
$5,872
1,174
kW-months/year
$9,124
979
MMBtu
$(-40)
-
$
TOTAL IMPLEMENTED Savings:
$12,184
Cost:
$12,365
$1,974 64,529 $1,126 225 $9,124 979 $(-40) - $1,974
64,529
kWh
$1,126
225
kW-months/year
$9,124
979
MMBtu
$(-40)
-
$
Savings
Cost
$ kWh $ kW-months/year $ MMBtu $ $
Electricity Usage Electricity Demand Natural Gas Personnel Changes Electricity Usage Electricity Demand Natural Gas Personnel Changes