| Assessment Year | 2006 |
|---|---|
| Principal Product | photovoltaic cells and wafers |
| NAICS | 334413: Semiconductor and Related Device Manufacturing |
| SIC | 3674: Semiconductors and Related Devices |
| Sales Range | $50 M to 100M |
| # of Employees | 480 |
| Plant Area |
180,000
ft2
|
| Annual Production | 65
units
|
| Production Hrs. Annual | 8,400
hrs
|
| Location (State) | Maryland |
Facility Energy Cost and Usage
| Source | Yearly Cost | Usage | Unit Cost | |
|---|---|---|---|---|
| Electricity Usage | $2,900,815 | 47,183,065 |
kWh
|
$0.061 |
| Electricity Demand | $192,283 | 76,210 |
kW-mo/yr
|
$2.52 |
| Electricity Fees | $87,833 | - |
|
- |
| Natural Gas | $77,860 | 6,106 |
MMBtu
|
$12.75 |
| TOTAL YEARLY COSTS | - | |||
| RECOMMENDED SAVINGS* | $211,106 |
See individual recommendations below
*Non-energy impacts included in savings.
|
||
| IMPLEMENTED SAVINGS* | $170,028 | |||
Recommendations
| # | Description | Yearly Savings* | Imp'd Cost* | Status | Electricity Usage Savings | Electricity Demand Savings | Electricity Fees Savings | Natural Gas Savings | Personnel Changes Savings |
|---|---|---|---|---|---|---|---|---|---|
| 01 | 2.4151: Develop a repair/replace policy | $50,956 | $1,472 |
$50,850
802,820
kWh
|
$2,890
-
kW-mo/yr
|
- | - | $(-2,784.0) | |
| 02 | 2.4157: Establish a predictive maintenance program | $41,030 | $1,000 |
$40,680
642,256
kWh
|
$2,312
-
kW-mo/yr
|
- | - | $(-1,962.0) | |
| 03 | 2.4231: Reduce the pressure of compressed air to the minimum required | $30,895 | $15 |
$29,232
461,568
kWh
|
$1,663
-
kW-mo/yr
|
- | - | - | |
| 04 | 2.2628: Utilize a less expensive cooling method | $22,182 | $27,387 |
$20,620
325,523
kWh
|
$1,562
-
kW-mo/yr
|
- | - | - | |
| 05 | 2.3212: Optimize plant power factor | $18,000 | $32,500 | - | - | $18,000 | - | - | |
| 06 | 2.2614: Use cooling tower or economizer to replace chiller cooling | $16,147 | $26,662 |
$16,147
254,910
kWh
|
- | - | - | - | |
| 07 | 2.2625: Chill water to the highest temperature possible | $8,710 | $44 |
$8,241
130,181
kWh
|
$469
-
kW-mo/yr
|
- | - | - | |
| 08 | 2.7142: Utilize higher efficiency lamps and/or ballasts | $6,355 | $12,137 |
$6,012
94,917
kWh
|
$343
-
kW-mo/yr
|
- | - | - | |
| 09 | 2.4111: Utilize energy-efficient belts and other improved mechanisms | $5,629 | - |
$5,326
84,091
kWh
|
$303
-
kW-mo/yr
|
- | - | - | |
| 10 | 2.2437: Recover waste heat from equipment | $5,177 | $1,896 | - | - | - |
$5,177
-
MMBtu
|
- | |
| 11 | 2.4221: Install compressor air intakes in coolest locations | $3,355 | $436 |
$3,174
50,103
kWh
|
$181
-
kW-mo/yr
|
- | - | - | |
| 12 | 2.2522: Isolate hot or cold equipment | $1,256 | $1,500 |
$1,188
18,752
kWh
|
$68
-
kW-mo/yr
|
- | - | - | |
| 13 | 2.4236: Eliminate leaks in inert gas and compressed air lines/ valves | $1,197 | $1,811 |
$1,300
20,491
kWh
|
$13
-
kW-mo/yr
|
- | - | $(-116.0) | |
| 14 | 2.4239: Eliminate or reduce compressed air usage | $217 | $100 |
$204
3,000
kWh
|
$13
-
kW-mo/yr
|
- | - | - | |
| TOTAL RECOMMENDED | $211,106 | $106,960 |
$182,974
2,888,612
kWh
|
$9,817
-
kW-mo/yr
|
$18,000 |
$5,177
-
MMBtu
|
$(-4,862.0) | ||
| TOTAL IMPLEMENTED | $170,028 | $105,301 |
$144,109
2,275,111
kWh
|
$7,604
-
kW-mo/yr
|
$18,000 |
$5,177
-
MMBtu
|
$(-4,862.0) | ||
| Yearly Savings* | Imp'd Cost* | Electricity Usage Savings | Electricity Demand Savings | Electricity Fees Savings | Natural Gas Savings | Personnel Changes Savings | |||
*Savings and costs are best estimates based on the center's site visit, associated engineering analysis, and typical capital and labor costs