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IAC Assessment: NC0329
Sponsored by:
DOE MESC
IAC logo
IAC Assessment: NC0329
IAC Center North Carolina State
Assessment Year 2005
Principal Product Concrete blocks and ready mix concrete
NAICS 327331 - Concrete Block and Brick Manufacturing
SIC 3271 - Concrete Block And Brick
Sales $10,000,000-$50,000,000
# of Employees 50
Plant Area (Sq.Ft.) 70,000
Annual Production 2,500,000 Pieces
Production Hrs. Annual 3,000
Location (State) VA
Source Yearly Cost Usage Unit Unit Cost
Electricity Usage $24,397 729,672 kWh $0.03
Electricity Demand $21,509 3,284 kW-months/year $6.55
Natural Gas $33,313 3,922 MMBtu $8.49
TOTAL ENERGY COSTS $79,219
RECOMMENDED SAVINGS* $9,053 *Non-energy impacts
included in savings.
See recommendations below
IMPLEMENTED SAVINGS* $1,966
#|Description Savings
Cost
Status Electricity Usage Electricity Demand Natural Gas Personnel Changes Ancillary Material Cost Electricity Usage Electricity Demand Natural Gas Personnel Changes Ancillary Material Cost
$ kWh $ kW-months/year $ MMBtu $ $ $ $
01: 2.4131 SIZE ELECTRIC MOTORS FOR PEAK OPERATING EFFICIENCY Savings:
$4,470
Cost:
$3,000
$2,505 75,000 $1,965 300 - - - - - - $2,505
75,000
kWh
$1,965
300
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
02: 2.4226 USE / PURCHASE OPTIMUM SIZED COMPRESSOR Savings:
$1,086
Cost:
$2,000
$608 18,210 $478 73 - - - - - - $608
18,210
kWh
$478
73
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
03: 2.4236 ELIMINATE LEAKS IN INERT GAS AND COMPRESSED AIR LINES/ VALVES Savings:
$400
Cost:
$200
$225 6,740 $175 27 - - - - - - $225
6,740
kWh
$175
27
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
04: 2.4151 DEVELOP A REPAIR/REPLACE POLICY Savings:
$38
Cost:
$28
$21 625 $17 3 - - - - - - $21
625
kWh
$17
3
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
05: 2.2136 INSTALL / REPAIR INSULATION ON STEAM LINES Savings:
$1,036
Cost:
$1,770
- - - - $1,036 122 - - - - -
-
kWh
-
-
kW-months/year
$1,036
122
MMBtu
-
-
$
-
-
$
06: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$495
Cost:
$50
$140 4,200 $110 17 - - - - $245 - $140
4,200
kWh
$110
17
kW-months/year
-
-
MMBtu
-
-
$
$245
-
$
07: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$149
Cost:
$249
$79 2,373 $70 11 - - - - - - $79
2,373
kWh
$70
11
kW-months/year
-
-
MMBtu
-
-
$
-
-
$
08: 2.7142 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS Savings:
$1,379
Cost:
$2,200
$379 11,355 $298 45 - - $519 - $183 - $379
11,355
kWh
$298
45
kW-months/year
-
-
MMBtu
$519
-
$
$183
-
$
TOTAL RECOMMENDED Savings:
$9,053
Cost:
$9,497
$3,957 118,503 $3,113 476 $1,036 122 $519 - $428 - $3,957
118,503
kWh
$3,113
476
kW-months/year
$1,036
122
MMBtu
$519
-
$
$428
-
$
TOTAL IMPLEMENTED Savings:
$1,966
Cost:
$2,677
$704 21,093 $560 86 - - $519 - $183 - $704
21,093
kWh
$560
86
kW-months/year
-
-
MMBtu
$519
-
$
$183
-
$
Savings
Cost
$ kWh $ kW-months/year $ MMBtu $ $ $ $
Electricity Usage Electricity Demand Natural Gas Personnel Changes Ancillary Material Cost Electricity Usage Electricity Demand Natural Gas Personnel Changes Ancillary Material Cost