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IAC Assessment: IA0416
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IAC Assessment: IA0416
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IAC Center Iowa State University
Assessment Year 2007
Principal Product Socks
NAICS 315110 - Hosiery and Sock Mills
SIC 2252 - Hosiery, Nec
Sales $10,000,000-$50,000,000
# of Employees 308
Plant Area (Sq.Ft.) 240,000
Annual Production 16,800,000 Pieces
Production Hrs. Annual 6,000
Location (State) IA
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $446,339 9,175,380 kWh $0.05
Electricity Demand $77,396 19,349 kW-months/year $4.00
Natural Gas $242,901 26,608 MMBtu $9.13
TOTAL ENERGY COSTS $766,636
RECOMMENDED SAVINGS* $86,284 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $62,719
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Natural Gas Electricity Usage Electricity Demand Natural Gas
$ kWh $ kW-months/year $ MMBtu
01: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$5,435
Cost:
$1,000
$4,360 89,520 $1,075 269 - - $4,360
89,520
kWh
$1,075
269
kW-months/year
-
-
MMBtu
02: 2.4221 INSTALL COMPRESSOR AIR INTAKES IN COOLEST LOCATIONS Savings:
$1,998
Cost:
$268
$1,716 35,252 $282 71 - - $1,716
35,252
kWh
$282
71
kW-months/year
-
-
MMBtu
03: 2.4231 REDUCE THE PRESSURE OF COMPRESSED AIR TO THE MINIMUM REQUIRED Savings:
$3,605
Cost:
$17
$3,097 63,600 $508 130 - - $3,097
63,600
kWh
$508
130
kW-months/year
-
-
MMBtu
04: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$8,598
Cost:
$17,058
$7,100 145,800 $1,498 374 - - $7,100
145,800
kWh
$1,498
374
kW-months/year
-
-
MMBtu
05: 2.1213 DIRECT WARMEST AIR TO COMBUSTION INTAKE Savings:
$1,251
Cost:
$1,500
- - - - $1,251 137 -
-
kWh
-
-
kW-months/year
$1,251
137
MMBtu
06: 2.2414 USE WASTE HEAT FROM HOT FLUE GASES TO PREHEAT Savings:
$22,314
Cost:
$36,000
- - - - $22,314 2,444 -
-
kWh
-
-
kW-months/year
$22,314
2,444
MMBtu
07: 2.2314 REPLACE HEAT TREATING OVEN WITH MORE EFFICIENT UNIT Savings:
$25,453
Cost:
$36,600
$727 14,920 - - $24,726 2,629 $727
14,920
kWh
-
-
kW-months/year
$24,726
2,629
MMBtu
08: 2.7135 INSTALL OCCUPANCY SENSORS Savings:
$1,065
Cost:
$1,694
$1,065 21,831 - - - - $1,065
21,831
kWh
-
-
kW-months/year
-
-
MMBtu
09: 2.2511 INSULATE BARE EQUIPMENT Savings:
$6,665
Cost:
$1,610
- - - - $6,665 730 -
-
kWh
-
-
kW-months/year
$6,665
730
MMBtu
10: 2.2511 INSULATE BARE EQUIPMENT Savings:
$9,900
Cost:
$3,800
$2,659 54,600 $437 109 $6,804 745 $2,659
54,600
kWh
$437
109
kW-months/year
$6,804
745
MMBtu
TOTAL RECOMMENDED Savings:
$86,284
Cost:
$99,547
$20,724 425,523 $3,800 953 $61,760 6,685 $20,724
425,523
kWh
$3,800
953
kW-months/year
$61,760
6,685
MMBtu
TOTAL IMPLEMENTED Savings:
$62,719
Cost:
$62,047
$20,724 425,523 $3,800 953 $38,195 4,104 $20,724
425,523
kWh
$3,800
953
kW-months/year
$38,195
4,104
MMBtu
Savings
Cost
$ kWh $ kW-months/year $ MMBtu
Electricity Usage Electricity Demand Natural Gas Electricity Usage Electricity Demand Natural Gas