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IAC Assessment: UM0326
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IAC Assessment: UM0326
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IAC Center University of Michigan
Assessment Year 2007
Principal Product Metal Casting
NAICS 331512 - Steel Investment Foundries
SIC 3324 - Steel Investment Foundries
Sales $5,000,000-$10,000,000
# of Employees 115
Plant Area (Sq.Ft.) 44,000
Annual Production 950,000 Units
Production Hrs. Annual 6,240
Location (State) MI
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $123,588 2,558,080 kWh $0.05
Electricity Demand $73,890 7,898 kW-months/year $9.36
Electricity Fees $5,092 - $ -
Natural Gas $128,222 13,816 MMBtu $9.28
TOTAL ENERGY COSTS $330,792
RECOMMENDED SAVINGS* $52,075 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $25,293
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Natural Gas Electricity Usage Electricity Demand Natural Gas
$ kWh $ kW-months/year $ MMBtu
01: 2.1233 ANALYZE FLUE GAS FOR PROPER AIR/FUEL RATIO Savings:
$26,782
Cost:
$1,000
- - - - $26,782 2,886 -
-
kWh
-
-
kW-months/year
$26,782
2,886
MMBtu
02: 2.1135 REPAIR FURNACES AND OVEN DOORS SO THAT THEY SEAL EFFICIENTLY Savings:
$8,825
Cost:
$13,130
- - - - $8,825 951 -
-
kWh
-
-
kW-months/year
$8,825
951
MMBtu
03: 2.2514 COVER OPEN TANKS Savings:
$4,631
Cost:
$220
- - - - $4,631 499 -
-
kWh
-
-
kW-months/year
$4,631
499
MMBtu
04: 2.2437 RECOVER WASTE HEAT FROM EQUIPMENT Savings:
$3,591
Cost:
$500
- - - - $3,591 387 -
-
kWh
-
-
kW-months/year
$3,591
387
MMBtu
05: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$3,234
Cost:
$675
$2,356 48,768 $878 94 - - $2,356
48,768
kWh
$878
94
kW-months/year
-
-
MMBtu
06: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$2,191
Cost:
$1,860
$1,571 32,523 $620 66 - - $1,571
32,523
kWh
$620
66
kW-months/year
-
-
MMBtu
07: 2.2414 USE WASTE HEAT FROM HOT FLUE GASES TO PREHEAT Savings:
$1,476
Cost:
$2,200
- - - - $1,476 158 -
-
kWh
-
-
kW-months/year
$1,476
158
MMBtu
08: 2.4221 INSTALL COMPRESSOR AIR INTAKES IN COOLEST LOCATIONS Savings:
$1,092
Cost:
$204
$795 16,461 $297 32 - - $795
16,461
kWh
$297
32
kW-months/year
-
-
MMBtu
09: 2.7135 INSTALL OCCUPANCY SENSORS Savings:
$253
Cost:
$600
$253 5,242 - - - - $253
5,242
kWh
-
-
kW-months/year
-
-
MMBtu
TOTAL RECOMMENDED Savings:
$52,075
Cost:
$20,389
$4,975 102,994 $1,795 192 $45,305 4,881 $4,975
102,994
kWh
$1,795
192
kW-months/year
$45,305
4,881
MMBtu
TOTAL IMPLEMENTED Savings:
$25,293
Cost:
$19,389
$4,975 102,994 $1,795 192 $18,523 1,995 $4,975
102,994
kWh
$1,795
192
kW-months/year
$18,523
1,995
MMBtu
Savings
Cost
$ kWh $ kW-months/year $ MMBtu
Electricity Usage Electricity Demand Natural Gas Electricity Usage Electricity Demand Natural Gas