Transcript Wisconsin’s Focus on Energy Program

Energy management for
small & medium-sized
manufacturers
Nate Altfeather
Industrial Sector Engineering Manager
Focus on Energy
Topics
• Starting an energy efficiency program
• Tips and tricks for finding efficiency
opportunities in your organization
• Focus on Energy for manufacturers
Power vs. energy
TIME
x 1 HOUR =
100,000 BTUh
ENERGY
100,000 BTU/hr
POWER
1 THERM
1 HOUR
Power vs. energy
TIME
x 1 HOUR =
1.3 hp = 1kW
ENERGY
1 kW
POWER
1 kWhr
1 HOUR
Understanding energy
kW
17 kW
TIME
Energy management
$
TIME
Where to start
• Understanding your potential
– What is your annual energy expense?
– Apply assumed potential savings ~10%
– What can you do with this?
• Can I afford to hire a third party?
• Is it worth my time?
Understanding your
energy profile
Equipment
Avg. Power
Hrs/yr
[BTU/hr or KW]
Boiler
Energy Use
[therm or kWh]
Cost of
Energy
1,000,000
3,500
35,000
$28,000
Compressor
37
7,500
279,750
$22,380
Lights
20
6,000
120,000
$9,600
Total $/yr
$59,980
Assess opportunity
(in order of priority)
1. Do I even need my existing
equipment?
2. Is my existing equipment working
properly?
3. Is this the most efficient model/design?
4. What are the economics to upgrade?
Top 10 electric savings measures
Industrial kWh: Jan 2010 – June 2010 implemented
Usage
kWh
T8 lighting
553
23,993,485
Motor NEMA premium—all
382
453,663
Compresses air system leak repair total
249
23,221,456
$1,857,716
Variable speed drive on pump/fan—all
148
18,476,423
$1,478,114
Occupancy sensors—all
109
2,034,970
$162,798
Air compressor equipped with VSD—all
70
4,605,782
$368,463
Custom projects—all (measure name starts with custom)
39
5,487,577
$439,006
BOUNTY-T8—all
28
47,248
$3,780
Chiller system tune-up, water/air cooled—all
27
508,512
$40,681
All CFL related measures
14
130,327
$10,434
Rooftop A/C—all
8
43,327
$3,466
MeasureDescTxt
Total
Savings
$1,919,479
$36,293
$6,320,230
Top 10 gas savings measures
Industrial Therm: Jan 2010 – June 2010 implemented
Usage
Therms
Tune-up, boiler
112
505,816
$404,653
Custom projects (measure name starts with custom)
39
936,332
$749,066
All dock door/ramp pit prescriptives
33
57,896
$46,317
Repair leaking steam trap –all
26
185,789
$148,631
Exhaust air heat recovery system
8
401,887
$321,510
Linkageless boiler control, per output hp
7
98,150
$78,520
Process heat recovery
6
641,800
$513,440
Boiler prescriptive space heating
5
11,398
$9,118
Infrared heating units—all
4
6,782
$5,426
Energy recovery ventilator—all
4
2,925
$2,340
Furnace with ECM fan motor—all
4
1,519
$1,215
MeasureDescTxt
Total
Savings
$2,280,235
Contact Focus today
•
•
•
•
Call:
Email:
Visit:
Mail:
800.762.7077
[email protected]
focusonenergy.com
Focus on Energy
431 Charmany Drive
Madison, WI 53719
Nate Altfeather
608-277-2949
[email protected]