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IAC Assessment: TT0246
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IAC Assessment: TT0246
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IAC Center Tennessee Technological University
Assessment Year 2020
Principal Product Iron Castings
NAICS 331511 - Iron Foundries
SIC 3321 - Gray And Ductile Iron Foundries
Sales $100,000,000-$500,000,000
# of Employees 1,000
Plant Area (Sq.Ft.) 560,000
Annual Production 700,000 Tons
Production Hrs. Annual 6,000
Location (State) IN
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $12,906,073 178,643,870 kWh $0.07
Electricity Demand $6,381,360 338,190 kW-months/year $18.87
Natural Gas $1,715,387 422,781 MMBtu $4.06
Other Energy $25,411,363 1,149,208 MMBtu $22.11
TOTAL ENERGY COSTS $46,535,368
RECOMMENDED SAVINGS* $3,482,377 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $1,506,717
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Electricity Fees Other Energy Electricity Usage Electricity Demand Electricity Fees Other Energy
$ kWh $ kW-months/year $ $ $ MMBtu
01: 2.2414 USE WASTE HEAT FROM HOT FLUE GASES TO PREHEAT Savings:
$1,809,194
Cost:
$245,104
- - - - - - $1,809,194 81,826 -
-
kWh
-
-
kW-months/year
-
-
$
$1,809,194
81,826
MMBtu
02: 2.7273 INSTALL DESICCANT HUMIDITY CONTROL SYSTEM Savings:
$955,149
Cost:
$750,000
$(-30,246) (-418,692) $(-15,889) (-842) - - $1,001,284 45,282 $(-30,246)
(-418,692)
kWh
$(-15,889)
(-842)
kW-months/year
-
-
$
$1,001,284
45,282
MMBtu
03: 2.4323 USE OPTIMUM SIZE AND CAPACITY EQUIPMENT Savings:
$492,629
Cost:
$66,000
$323,582 4,479,263 $169,047 8,959 - - - - $323,582
4,479,263
kWh
$169,047
8,959
kW-months/year
-
-
$
-
-
MMBtu
04: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$86,933
Cost:
$48,800
$86,933 1,203,391 - - - - - - $86,933
1,203,391
kWh
-
-
kW-months/year
-
-
$
-
-
MMBtu
05: 2.4239 ELIMINATE OR REDUCE COMPRESSED AIR USAGE Savings:
$65,738
Cost:
$130,000
$64,606 894,324 $1,132 60 - - - - $64,606
894,324
kWh
$1,132
60
kW-months/year
-
-
$
-
-
MMBtu
06: 2.4146 USE ADJUSTABLE FREQUENCY DRIVE OR MULTIPLE SPEED MOTORS ON EXISTING SYSTEM Savings:
$58,939
Cost:
$31,200
$57,396 794,963 $1,543 82 - - - - $57,396
794,963
kWh
$1,543
82
kW-months/year
-
-
$
-
-
MMBtu
07: 2.4146 USE ADJUSTABLE FREQUENCY DRIVE OR MULTIPLE SPEED MOTORS ON EXISTING SYSTEM Savings:
$8,067
Cost:
$33,750
$6,828 94,522 $1,239 66 - - - - $6,828
94,522
kWh
$1,239
66
kW-months/year
-
-
$
-
-
MMBtu
08: 2.3212 OPTIMIZE PLANT POWER FACTOR Savings:
$5,728
Cost:
$12,000
- - - - $5,728 - - - -
-
kWh
-
-
kW-months/year
$5,728
-
$
-
-
MMBtu
TOTAL RECOMMENDED Savings:
$3,482,377
Cost:
$1,316,854
$509,099 7,047,771 $157,072 8,324 $5,728 - $2,810,478 127,108 $509,099
7,047,771
kWh
$157,072
8,324
kW-months/year
$5,728
-
$
$2,810,478
127,108
MMBtu
TOTAL IMPLEMENTED Savings:
$1,506,717
Cost:
$847,200
$350,732 4,855,534 $154,701 8,198 - - $1,001,284 45,282 $350,732
4,855,534
kWh
$154,701
8,198
kW-months/year
-
-
$
$1,001,284
45,282
MMBtu
Savings
Cost
$ kWh $ kW-months/year $ $ $ MMBtu
Electricity Usage Electricity Demand Electricity Fees Other Energy Electricity Usage Electricity Demand Electricity Fees Other Energy