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IAC Assessment: IA0345
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IAC Assessment: IA0345
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IAC Center Iowa State University
Assessment Year 2004
Principal Product aluminum castings
NAICS 331523 - Nonferrous Metal Die-Casting Foundries
SIC 3363 - Aluminum Die-castings
Sales $50,000,000-$100,000,000
# of Employees 615
Plant Area (Sq.Ft.) 275,000
Annual Production 16,024 Tons
Production Hrs. Annual 6,240
Location (State) MN
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $728,399 24,350,000 kWh $0.03
Electricity Demand $453,152 42,161 kW-months/year $10.75
Natural Gas $1,078,435 271,499 MMBtu $3.97
TOTAL ENERGY COSTS $2,259,986
RECOMMENDED SAVINGS* $175,511 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $125,392
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Natural Gas Personnel Changes Primary Product Electricity Usage Electricity Demand Natural Gas Personnel Changes Primary Product
$ kWh $ kW-months/year $ MMBtu $ $ $ $
01: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$27,434
Cost:
$1,563
$19,841 644,674 $7,593 74 - - - - - - $19,841
644,674
kWh
$7,593
74
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
02: 2.4221 INSTALL COMPRESSOR AIR INTAKES IN COOLEST LOCATIONS Savings:
$307
Cost:
$215
$203 6,602 $104 1 - - - - - - $203
6,602
kWh
$104
1
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
03: 2.4239 ELIMINATE OR REDUCE COMPRESSED AIR USAGE Savings:
$3,283
Cost:
$644
$1,981 64,320 $1,302 13 - - - - - - $1,981
64,320
kWh
$1,302
13
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
04: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$3,149
Cost:
$7,098
$2,052 66,584 $1,097 11 - - - - - - $2,052
66,584
kWh
$1,097
11
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
05: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$7,195
Cost:
$16,220
$4,335 140,672 $2,860 28 - - - - - - $4,335
140,672
kWh
$2,860
28
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
06: 2.7135 INSTALL OCCUPANCY SENSORS Savings:
$1,206
Cost:
$2,062
$1,206 39,157 - - - - - - - - $1,206
39,157
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
07: 2.4133 USE MOST EFFICIENT TYPE OF ELECTRIC MOTORS Savings:
$1,085
Cost:
$568
$704 22,852 $381 4 - - - - - - $704
22,852
kWh
$381
4
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
08: 2.4111 UTILIZE ENERGY-EFFICIENT BELTS AND OTHER IMPROVED MECHANISMS Savings:
$3,305
Cost:
$2,330
$2,230 69,500 $1,075 10 - - - - - - $2,230
69,500
kWh
$1,075
10
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
09: 2.4325 UPGRADE CONVEYORS Savings:
$1,225
Cost:
$2,145
$798 25,896 $427 4 - - - - - - $798
25,896
kWh
$427
4
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
10: 2.2523 REDUCE INFILTRATION TO REFRIGERATED AREAS; ISOLATE HOT EQUIPMENT FROM REFRIGERATED AREAS Savings:
$1,689
Cost:
$1,828
$1,223 39,420 $466 5 - - - - - - $1,223
39,420
kWh
$466
5
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
11: 2.2514 COVER OPEN TANKS Savings:
$12,884
Cost:
$22,000
- - - - $12,884 3,609 - - - - -
-
kWh
-
-
kW-months/year
$12,884
3,609
MMBtu
-
-
$
-
-
$
12: 2.2414 USE WASTE HEAT FROM HOT FLUE GASES TO PREHEAT Savings:
$21,035
Cost:
$20,180
- - - - $21,035 5,917 - - - - -
-
kWh
-
-
kW-months/year
$21,035
5,917
MMBtu
-
-
$
-
-
$
13: 2.1133 ADJUST BURNERS FOR EFFICIENT OPERATION Savings:
$30,870
Cost:
$10,000
- - - - $30,870 8,647 - - - - -
-
kWh
-
-
kW-months/year
$30,870
8,647
MMBtu
-
-
$
-
-
$
14: 4.4240 IMPROVE SPACE COMFORT CONDITIONING Savings:
$1,584
Cost:
$1,170
- - - - - - $1,584 - - - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
$1,584
-
$
-
-
$
15: 4.5130 RE-ARRANGE EQUIPMENT LAYOUT TO REDUCE LABOR COSTS Savings:
$4,290
Cost:
$1,035
- - - - - - $4,290 - - - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
$4,290
-
$
-
-
$
16: 4.5130 RE-ARRANGE EQUIPMENT LAYOUT TO REDUCE LABOR COSTS Savings:
$4,290
Cost:
$1,100
- - - - - - $4,290 - - - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
$4,290
-
$
-
-
$
17: 4.5130 RE-ARRANGE EQUIPMENT LAYOUT TO REDUCE LABOR COSTS Savings:
$2,145
Cost:
$399
- - - - - - $2,145 - - - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
$2,145
-
$
-
-
$
18: 4.4230 MOVE PRODUCT USING MECHANICAL MEANS Savings:
$11,717
Cost:
$11,122
- - - - $3,995 1,119 $7,722 - - - -
-
kWh
-
-
kW-months/year
$3,995
1,119
MMBtu
$7,722
-
$
-
-
$
19: 4.1320 PURCHASE NEW EQUIPMENT TO REDUCE MATERIAL USE / COST Savings:
$36,818
Cost:
$85,000
- - - - $4,268 1,196 $8,250 - $24,300 - -
-
kWh
-
-
kW-months/year
$4,268
1,196
MMBtu
$8,250
-
$
$24,300
-
$
TOTAL RECOMMENDED Savings:
$175,511
Cost:
$186,679
$34,573 1,119,677 $15,305 150 $73,052 20,488 $28,281 - $24,300 - $34,573
1,119,677
kWh
$15,305
150
kW-months/year
$73,052
20,488
MMBtu
$28,281
-
$
$24,300
-
$
TOTAL IMPLEMENTED Savings:
$125,392
Cost:
$89,387
$34,573 1,119,677 $15,305 150 $64,789 18,173 $10,725 - - - $34,573
1,119,677
kWh
$15,305
150
kW-months/year
$64,789
18,173
MMBtu
$10,725
-
$
-
-
$
Savings
Cost
$ kWh $ kW-months/year $ MMBtu $ $ $ $
Electricity Usage Electricity Demand Natural Gas Personnel Changes Primary Product Electricity Usage Electricity Demand Natural Gas Personnel Changes Primary Product