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IAC Assessment: IA0296
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IAC Assessment: IA0296
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IAC Center Iowa State University
Assessment Year 2002
Principal Product modified and unmodified corn starch
NAICS n/a
SIC 2046 - Wet Corn Milling
Sales $50,000,000-$100,000,000
# of Employees 260
Plant Area (Sq.Ft.) 1,132,560
Annual Production 800,000,000 Pounds
Production Hrs. Annual 8,760
Location (State) IA
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $3,308,812 116,956,800 kWh $0.03
Electricity Demand $1,393,023 15,981 kW-months/year $87.17
Natural Gas $3,417,183 644,591 MMBtu $5.30
Other Energy $5,517,789 1,047,256 MMBtu $5.27
TOTAL ENERGY COSTS $15,585,887
RECOMMENDED SAVINGS* $116,093 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $12,385
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Other Energy Electricity Usage Electricity Demand Other Energy
$ kWh $ kW-months/year $ MMBtu
01: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$1,888
Cost:
$436
$1,542 54,308 $346 74 - - $1,542
54,308
kWh
$346
74
kW-months/year
-
-
MMBtu
02: 2.4221 INSTALL COMPRESSOR AIR INTAKES IN COOLEST LOCATIONS Savings:
$4,082
Cost:
$586
$3,397 119,613 $685 166 - - $3,397
119,613
kWh
$685
166
kW-months/year
-
-
MMBtu
03: 2.2135 REPAIR AND ELIMINATE STEAM LEAKS Savings:
$5,317
Cost:
$1,800
- - - - $5,317 1,009 -
-
kWh
-
-
kW-months/year
$5,317
1,009
MMBtu
04: 2.2113 REPAIR OR REPLACE STEAM TRAPS Savings:
$5,180
Cost:
$1,320
- - - - $5,180 983 -
-
kWh
-
-
kW-months/year
$5,180
983
MMBtu
05: 2.7135 INSTALL OCCUPANCY SENSORS Savings:
$341
Cost:
$466
$341 12,013 - - - - $341
12,013
kWh
-
-
kW-months/year
-
-
MMBtu
06: 2.2511 INSULATE BARE EQUIPMENT Savings:
$83,966
Cost:
$138,450
- - - - $83,966 15,933 -
-
kWh
-
-
kW-months/year
$83,966
15,933
MMBtu
07: 2.4133 USE MOST EFFICIENT TYPE OF ELECTRIC MOTORS Savings:
$12,371
Cost:
-
$10,108 355,919 $2,263 487 - - $10,108
355,919
kWh
$2,263
487
kW-months/year
-
-
MMBtu
08: 2.4146 USE ADJUSTABLE FREQUENCY DRIVE OR MULTIPLE SPEED MOTORS ON EXISTING SYSTEM Savings:
$2,948
Cost:
$6,025
$2,408 84,797 $540 116 - - $2,408
84,797
kWh
$540
116
kW-months/year
-
-
MMBtu
TOTAL RECOMMENDED Savings:
$116,093
Cost:
$149,083
$17,796 626,650 $3,834 843 $94,463 17,925 $17,796
626,650
kWh
$3,834
843
kW-months/year
$94,463
17,925
MMBtu
TOTAL IMPLEMENTED Savings:
$12,385
Cost:
$3,556
$1,542 54,308 $346 74 $10,497 1,992 $1,542
54,308
kWh
$346
74
kW-months/year
$10,497
1,992
MMBtu
Savings
Cost
$ kWh $ kW-months/year $ MMBtu
Electricity Usage Electricity Demand Other Energy Electricity Usage Electricity Demand Other Energy