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IAC Assessment: TT0075
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IAC Assessment: TT0075
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IAC Center Tennessee Technological University
Assessment Year 2011
Principal Product Elevators
NAICS 333921 - Elevator and Moving Stairway Manufacturing
SIC 3534 - Elevators And Moving Stairways
Sales <$500,000
# of Employees 578
Plant Area (Sq.Ft.) 650,000
Annual Production 5,000 Pieces
Production Hrs. Annual 4,000
Location (State) TN
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $1,031,658 15,983,159 kWh $0.06
Electricity Demand $598,450 42,746 kW-months/year $14.00
Electricity Fees $49,360 - $ -
Natural Gas $576,286 79,769 MMBtu $7.22
LPG $154,879 5,663 MMBtu $27.35
TOTAL ENERGY COSTS $2,466,663
RECOMMENDED SAVINGS* $264,246 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $116,992
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Natural Gas Ancillary Material Cost Electricity Usage Electricity Demand Natural Gas Ancillary Material Cost
$ kWh $ kW-months/year $ MMBtu $ $
01: 2.2426 USE WASTE HEAT FROM FLUE GASES TO HEAT SPACE CONDITIONING AIR Savings:
$36,083
Cost:
$42,000
- - - - $36,083 5,055 - - -
-
kWh
-
-
kW-months/year
$36,083
5,055
MMBtu
-
-
$
02: 2.2437 RECOVER WASTE HEAT FROM EQUIPMENT Savings:
$109,802
Cost:
$50,000
- - - - $109,802 15,187 - - -
-
kWh
-
-
kW-months/year
$109,802
15,187
MMBtu
-
-
$
03: 2.2437 RECOVER WASTE HEAT FROM EQUIPMENT Savings:
$47,625
Cost:
$21,000
- - - - $47,625 6,587 - - -
-
kWh
-
-
kW-months/year
$47,625
6,587
MMBtu
-
-
$
04: 2.4146 USE ADJUSTABLE FREQUENCY DRIVE OR MULTIPLE SPEED MOTORS ON EXISTING SYSTEM Savings:
$14,202
Cost:
$14,000
$4,993 125,019 $9,209 714 - - - - $4,993
125,019
kWh
$9,209
714
kW-months/year
-
-
MMBtu
-
-
$
05: 2.4225 INSTALL COMMON HEADER ON COMPRESSORS Savings:
$44,869
Cost:
$32,200
$44,869 1,123,410 - - - - - - $44,869
1,123,410
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
$
06: 2.4231 REDUCE THE PRESSURE OF COMPRESSED AIR TO THE MINIMUM REQUIRED Savings:
$5,146
Cost:
$5,000
$5,146 128,846 - - - - - - $5,146
128,846
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
$
07: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$3,771
Cost:
$1,152
- - - - - - $3,771 - -
-
kWh
-
-
kW-months/year
-
-
MMBtu
$3,771
-
$
08: 2.2522 ISOLATE HOT OR COLD EQUIPMENT Savings:
$1,379
Cost:
$2,500
$1,379 18,335 - - - - - - $1,379
18,335
kWh
-
-
kW-months/year
-
-
MMBtu
-
-
$
09: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$1,369
Cost:
$5,436
$1,122 28,087 - - - - $247 - $1,122
28,087
kWh
-
-
kW-months/year
-
-
MMBtu
$247
-
$
TOTAL RECOMMENDED Savings:
$264,246
Cost:
$173,288
$57,509 1,423,697 $9,209 714 $193,510 26,829 $4,018 - $57,509
1,423,697
kWh
$9,209
714
kW-months/year
$193,510
26,829
MMBtu
$4,018
-
$
TOTAL IMPLEMENTED Savings:
$116,992
Cost:
$75,852
$56,387 1,395,610 $9,209 714 $47,625 6,587 $3,771 - $56,387
1,395,610
kWh
$9,209
714
kW-months/year
$47,625
6,587
MMBtu
$3,771
-
$
Savings
Cost
$ kWh $ kW-months/year $ MMBtu $ $
Electricity Usage Electricity Demand Natural Gas Ancillary Material Cost Electricity Usage Electricity Demand Natural Gas Ancillary Material Cost