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IAC Assessment: IA0331
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IAC Assessment: IA0331
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IAC Center Iowa State University
Assessment Year 2003
Principal Product Grey and Ductile Iron Castings
NAICS 331511 - Iron Foundries
SIC 3321 - Gray And Ductile Iron Foundries
Sales $10,000,000-$50,000,000
# of Employees 300
Plant Area (Sq.Ft.) 216,000
Annual Production 31,000 Tons
Production Hrs. Annual 8,232
Location (State) IA
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $994,832 36,487,200 kWh $0.03
Electricity Demand $663,415 116,676 kW-months/year $5.69
Electricity Fees $46,254 - $ -
Natural Gas $471,969 88,268 MMBtu $5.35
TOTAL ENERGY COSTS $2,194,424
RECOMMENDED SAVINGS* $304,977 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $26,366
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Natural Gas Water Disposal Personnel Changes Ancillary Material Cost Water Consumption Increase in Production Electricity Usage Electricity Demand Natural Gas Water Disposal Personnel Changes Ancillary Material Cost Water Consumption Increase in Production
$ kWh $ kW-months/year $ MMBtu $ Tgal $ $ $ $ $ Tgal $ %
01: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$11,482
Cost:
$915
$8,437 311,332 $3,045 564 - - - - - - - - - - - - $8,437
311,332
kWh
$3,045
564
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
02: 2.4221 INSTALL COMPRESSOR AIR INTAKES IN COOLEST LOCATIONS Savings:
$7,583
Cost:
$1,994
$5,348 197,361 $2,235 448 - - - - - - - - - - - - $5,348
197,361
kWh
$2,235
448
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
03: 2.4239 ELIMINATE OR REDUCE COMPRESSED AIR USAGE Savings:
$5,790
Cost:
$5,790
$2,749 101,430 $3,041 248 - - - - - - - - - - - - $2,749
101,430
kWh
$3,041
248
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
04: 2.4239 ELIMINATE OR REDUCE COMPRESSED AIR USAGE Savings:
$2,662
Cost:
$3,125
$2,064 76,146 $598 111 - - - - - - - - - - - - $2,064
76,146
kWh
$598
111
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
05: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$614
Cost:
$586
$411 15,204 $203 38 - - - - - - - - - - - - $411
15,204
kWh
$203
38
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
06: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$755
Cost:
$1,738
$494 18,228 $261 48 - - - - - - - - - - - - $494
18,228
kWh
$261
48
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
07: 2.7135 INSTALL OCCUPANCY SENSORS Savings:
$203
Cost:
$599
$203 7,489 - - - - - - - - - - - - - - $203
7,489
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
08: 2.4133 USE MOST EFFICIENT TYPE OF ELECTRIC MOTORS Savings:
$1,450
Cost:
$1,754
$1,094 27,232 $356 66 - - - - - - - - - - - - $1,094
27,232
kWh
$356
66
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
09: 3.4111 USE CLOSED CYCLE PROCESS TO MINIMIZE WASTE WATER PRODUCTION Savings:
$34,789
Cost:
$29,757
$(-850) (-31,360) $(-414) (-77) - - $10,032 5,862,450 - - - - $26,021 - - - $(-850)
(-31,360)
kWh
$(-414)
(-77)
kW-months/year
-
-
MMBtu
$10,032
5,862,450
Tgal
-
-
$
-
-
$
$26,021
-
Tgal
-
-
%
10: 4.131 MODIFY PROCESS TO REDUCE MATERIAL USE/COST Savings:
$8,977
Cost:
$10,800
- - - - - - $8,977 - - - - - - - - - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
$8,977
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
11: 2.2511 INSULATE BARE EQUIPMENT Savings:
$1,491
Cost:
$3,352
$1,003 36,995 $488 91 - - - - - - - - - - - - $1,003
36,995
kWh
$488
91
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
12: 4.122 DEVELOP STANDARD PROCEDURES TO IMPROVE INTERNAL YIELDS Savings:
$200,000
Cost:
$200,000
- - - - - - - - - - - - - - $200,000 - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
$200,000
-
%
13: 3.1191 CHANGE PROCEDURES / EQUIPMENT / OPERATING CONDITIONS Savings:
$18,530
Cost:
$12,000
$(-25) (-939) - - $(-5,125) (-980) - - $1,000 - $22,680 - - - - - $(-25)
(-939)
kWh
-
-
kW-months/year
$(-5,125)
(-980)
MMBtu
-
-
Tgal
$1,000
-
$
$22,680
-
$
-
-
Tgal
-
-
%
14: 2.2514 COVER OPEN TANKS Savings:
$1,451
Cost:
$4,500
$1,451 53,543 - - - - - - - - - - - - - - $1,451
53,543
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
Tgal
-
-
$
-
-
$
-
-
Tgal
-
-
%
15: 4.447 AUTOMATE PAYROLL SYSTEM Savings:
$9,200
Cost:
$12,500
- - - - - - - - $9,200 - - - - - - - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
Tgal
$9,200
-
$
-
-
$
-
-
Tgal
-
-
%
TOTAL RECOMMENDED Savings:
$304,977
Cost:
$289,410
$22,379 812,661 $9,813 1,537 $(-5,125) (-980) $19,009 5,862,450 $10,200 - $22,680 - $26,021 - $200,000 - $22,379
812,661
kWh
$9,813
1,537
kW-months/year
$(-5,125)
(-980)
MMBtu
$19,009
5,862,450
Tgal
$10,200
-
$
$22,680
-
$
$26,021
-
Tgal
$200,000
-
%
TOTAL IMPLEMENTED Savings:
$26,366
Cost:
$21,217
$12,703 455,631 $4,463 827 - - - - $9,200 - - - - - - - $12,703
455,631
kWh
$4,463
827
kW-months/year
-
-
MMBtu
-
-
Tgal
$9,200
-
$
-
-
$
-
-
Tgal
-
-
%
Savings
Cost
$ kWh $ kW-months/year $ MMBtu $ Tgal $ $ $ $ $ Tgal $ %
Electricity Usage Electricity Demand Natural Gas Water Disposal Personnel Changes Ancillary Material Cost Water Consumption Increase in Production Electricity Usage Electricity Demand Natural Gas Water Disposal Personnel Changes Ancillary Material Cost Water Consumption Increase in Production