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West Virginia University
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IAC Assessment: WV0344
Sponsored by:
EERE AMO
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IAC Assessment: WV0344
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IAC Center West Virginia University
Assessment Year 2006
Principal Product photovoltaic cells and wafers
NAICS 334413 - Semiconductor and Related Device Manufacturing
SIC 3674 - Semiconductors And Related Devices
Sales $75,000,000
# of Employees 480
Plant Area (Sq.Ft.) 180,000
Annual Production 65 Units
Production Hrs. Annual 8,400
Location (State) MD
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $2,900,815 47,183,065 kWh $0.06
Electricity Demand $192,283 76,210 kW-months/year $2.52
Electricity Fees $87,833 - $ -
Natural Gas $77,860 6,106 MMBtu $12.75
TOTAL ENERGY COSTS $3,258,791
RECOMMENDED SAVINGS* $211,106 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $170,028
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Electricity Fees Natural Gas Personnel Changes Electricity Usage Electricity Demand Electricity Fees Natural Gas Personnel Changes
$ kWh $ kW-months/year $ $ $ MMBtu $ $
01: 2.4151 DEVELOP A REPAIR/REPLACE POLICY Savings:
$50,956
Cost:
$1,472
$50,850 802,820 $2,890 1,147 - - - - $(-2,784) - $50,850
802,820
kWh
$2,890
1,147
kW-months/year
-
-
$
-
-
MMBtu
$(-2,784)
-
$
02: 2.4157 ESTABLISH A PREDICTIVE MAINTENANCE PROGRAM Savings:
$41,030
Cost:
$1,000
$40,680 642,256 $2,312 917 - - - - $(-1,962) - $40,680
642,256
kWh
$2,312
917
kW-months/year
-
-
$
-
-
MMBtu
$(-1,962)
-
$
03: 2.4239 ELIMINATE OR REDUCE COMPRESSED AIR USAGE Savings:
$30,895
Cost:
$15
$29,232 461,568 $1,663 660 - - - - - - $29,232
461,568
kWh
$1,663
660
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
04: 2.2628 UTILIZE A LESS EXPENSIVE COOLING METHOD Savings:
$22,182
Cost:
$27,387
$20,620 325,523 $1,562 620 - - - - - - $20,620
325,523
kWh
$1,562
620
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
05: 2.3212 OPTIMIZE PLANT POWER FACTOR Savings:
$18,000
Cost:
$32,500
- - - - $18,000 - - - - - -
-
kWh
-
-
kW-months/year
$18,000
-
$
-
-
MMBtu
-
-
$
06: 2.2614 USE COOLING TOWER OR ECONOMIZER TO REPLACE CHILLER COOLING Savings:
$16,147
Cost:
$26,662
$16,147 254,910 - - - - - - - - $16,147
254,910
kWh
-
-
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
07: 2.2625 CHILL WATER TO THE HIGHEST TEMPERATURE POSSIBLE Savings:
$8,710
Cost:
$44
$8,241 130,181 $469 186 - - - - - - $8,241
130,181
kWh
$469
186
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
08: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$6,355
Cost:
$12,137
$6,012 94,917 $343 136 - - - - - - $6,012
94,917
kWh
$343
136
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
09: 2.4111 UTILIZE ENERGY-EFFICIENT BELTS AND OTHER IMPROVED MECHANISMS Savings:
$5,629
Cost:
-
$5,326 84,091 $303 120 - - - - - - $5,326
84,091
kWh
$303
120
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
10: 2.2437 RECOVER WASTE HEAT FROM EQUIPMENT Savings:
$5,177
Cost:
$1,896
- - - - - - $5,177 406 - - -
-
kWh
-
-
kW-months/year
-
-
$
$5,177
406
MMBtu
-
-
$
11: 2.4221 INSTALL COMPRESSOR AIR INTAKES IN COOLEST LOCATIONS Savings:
$3,355
Cost:
$436
$3,174 50,103 $181 72 - - - - - - $3,174
50,103
kWh
$181
72
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
12: 2.2522 ISOLATE HOT OR COLD EQUIPMENT Savings:
$1,256
Cost:
$1,500
$1,188 18,752 $68 27 - - - - - - $1,188
18,752
kWh
$68
27
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
13: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$1,197
Cost:
$1,811
$1,300 20,491 $13 5 - - - - $(-116) - $1,300
20,491
kWh
$13
5
kW-months/year
-
-
$
-
-
MMBtu
$(-116)
-
$
14: 2.4239 ELIMINATE OR REDUCE COMPRESSED AIR USAGE Savings:
$217
Cost:
$100
$204 3,000 $13 5 - - - - - - $204
3,000
kWh
$13
5
kW-months/year
-
-
$
-
-
MMBtu
-
-
$
TOTAL RECOMMENDED Savings:
$211,106
Cost:
$106,960
$182,974 2,888,612 $9,817 3,895 $18,000 - $5,177 406 $(-4,862) - $182,974
2,888,612
kWh
$9,817
3,895
kW-months/year
$18,000
-
$
$5,177
406
MMBtu
$(-4,862)
-
$
TOTAL IMPLEMENTED Savings:
$170,028
Cost:
$105,301
$144,109 2,275,111 $7,604 3,017 $18,000 - $5,177 406 $(-4,862) - $144,109
2,275,111
kWh
$7,604
3,017
kW-months/year
$18,000
-
$
$5,177
406
MMBtu
$(-4,862)
-
$
Savings
Cost
$ kWh $ kW-months/year $ $ $ MMBtu $ $
Electricity Usage Electricity Demand Electricity Fees Natural Gas Personnel Changes Electricity Usage Electricity Demand Electricity Fees Natural Gas Personnel Changes