conducting an energy analysis
DESCRIPTION
Conducting An Energy Analysis. Professional Energy Analysis – Summary. Energy Analysis Preliminaries. EA – Preliminaries. EA –Preliminaries. MS Word Files can be downloaded to the HP49+ with Transfer Algorithms. nipuna (Sanskrit): skilled, capable of, kind or friendly towards. - PowerPoint PPT PresentationTRANSCRIPT
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Conducting AnEnergy Analysis
![Page 2: Conducting An Energy Analysis](https://reader035.vdocuments.us/reader035/viewer/2022081519/56814657550346895db37179/html5/thumbnails/2.jpg)
Professional Energy Analysis – Summary
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Energy Analysis Preliminaries
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elP = elPgen
genH´Btu/h
gen F´ Oil, Coal mlb/h
HV
gen = 0.36
elF´ elH´
dhwF´ Oil mlb/h
Gas Vft3/h
dhwH´´
hwQBtu/h
hwF´ Oil mlb/h
Gas Vft3/h
liF´kw liH´Btu/h
HV
dhwH´Btu/h, Therms boH´Btu/h
boF´ Oil mlb/h
Gas Vft3/h
stQ
acF´kw kpH´Btu/h
elsQBtu/h
elsF´kw elsH´Btu/h
evQ
cQ hQ
hwH´
cd
elmF´kw el shfF´ bHP
Fan/Pump
apF´kw apH´Btu/h
eltF´kw eltH´Btu/h
liapF´kw liapH´Btu/h
Light and Appliances
Electrical Space Heating
HV
CO2
AHU
dhwQ
h COP h COP
evQ hQh
EA – Preliminaries
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MS Word Files can be
downloaded
to the HP49+
with
Transfer Algorithms
EA –Preliminaries
nipuna (Sanskrit): skilled, capable of, kind or friendly towards
![Page 7: Conducting An Energy Analysis](https://reader035.vdocuments.us/reader035/viewer/2022081519/56814657550346895db37179/html5/thumbnails/7.jpg)
greengurus
“Nipuna”
en:p:ÙN:
Program with
Energy
equations as MS Word Files
nipuna (Sanskrit): skilled, capable of, kind or friendly towards
EA –Preliminaries
Download
To HP49+
![Page 8: Conducting An Energy Analysis](https://reader035.vdocuments.us/reader035/viewer/2022081519/56814657550346895db37179/html5/thumbnails/8.jpg)
MS Word Files HP49+ Files
EA –Preliminaries
nipuna (Sanskrit): skilled, capable of, kind or friendly towards
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EA –Preliminaries
ni
nipuna (Sanskrit): skilled, capable of, kind or friendly towards
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HP 49+Solves
Series of multiple
equations
with a few keystrokes
EA –Preliminaries
nipuna (Sanskrit): skilled, capable of, kind or friendly towards
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EA –Preliminaries
nipuna (Sanskrit): skilled, capable of, kind or friendly towards
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Identify Layout of facility
Operating Schedule
Compile an Equipment List.
Establish Geographic Location/Degree Days/Weather Data.
EA –Preliminaries
Gathering the data for analysis
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Analysis of Bills:
Know the rate structure in effect for the facility.
Separate energy bills into their components.E.g. demand charge and energy charges
for the electric bill.
EA –Preliminaries
Gathering the data for analysis
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EA –Preliminaries
Gathering the data for analysis
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EA –Preliminaries
Gathering the data for analysis
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Get Equipment List before
conducting the audit
EA –Preliminaries
Gathering the data for analysis
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EA –Preliminaries
Gathering the data for analysis
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EA –Preliminaries
Gathering the data for analysis
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Initial Walk-through Tour
Introductory Meeting
Audit leader should meet with the - facility manager and the
- maintenance supervisor.
EA – Preliminaries
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Audit Interviews
- facility manager
- finance officer
- floor supervisors and equipment operators
-maintenance supervisor and staff
Initial Walk-through Tour
EA – Preliminaries
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Initial Walk-through Tour
EA –Preliminaries
Get the tools together
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Infrared Thermometer
(must know emissivity)
EA – Audit Preliminaries
Initial Walk-through Tour
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Light Meter
Parts of facility might be over- or
under-lighted
EA – Audit Preliminaries
Initial Walk-through Tour
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Digital Snap-Around Volt-Ohm-Ammeter
EA – Audit Preliminaries
Initial Walk-through Tour
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HVAC Combo Kit
EA – Audit Preliminaries
Initial Walk-through Tour
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Power Factor Meter
EA – Audit Preliminaries
Initial Walk-through Tour
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Ultrasonic Leak Detector
Valuable for testing steam
traps
EA – Audit Preliminaries
Initial Walk-through Tour
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Air VelocityMeasurement
Anemometers
Rotating Vane
Pitot Tube
Hot Wire
EA – Audit Preliminaries
Initial Walk-through Tour
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Blower Door
To determine the air leakage
rate
EA – Audit Preliminaries
Initial Walk-through Tour
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Combustion Analyzer
EA – Audit Preliminaries
Initial Walk-through Tour
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Manometers
EA – Audit Preliminaries
Initial Walk-through Tour
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EA – Audit Preliminaries
Initial Walk-through Tour
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Lighting Inventory:
- light fixtures- lamp types, sizes and numbers- levels of illumination- uses of task lighting
Initial Walk-through Tour
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Lighting Inventory
Initial Walk-through Tour
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Lighting Inventory
Initial Walk-through Tour
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Lighting Inventory
Initial Walk-through Tour
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Building Envelope
Initial Walk-through Tour
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Building Envelope
Initial Walk-through Tour
EA – Audit Preliminaries
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Building Envelope
Initial Walk-through Tour
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Boiler and Steam DistributionAge?
Combustion Efficiency
Btu/h Rating
AFUE
Pressures
Temperatures
Boiler Tune-up?
Initial Walk-through Tour
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Initial Walk-through Tour
Boiler and Steam Distribution
Look for leaks!
Steam Traps!
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HVAC System
Inspect:
Evaporator
Condenser
Filters.
kW/Ton Rating
EER, SEER
Initial Walk-through Tour
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Fans and Blowers
HVAC System
Initial Walk-through Tour
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Motors
Measure:
Voltage
Current
Power Factor
Note:
Horse Power,
Load Factor
Fan and Blower Electric Motor — 1/2 HP
Reversible Electric Motor — 5 HP, 1740 RPM
Initial Walk-through Tour
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Motors
Variable Speed
Drives
Initial Walk-through Tour
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Hot Water Distribution System
Initial Walk-through Tour
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Energy Audit
Special Topics
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Codes and
Standards
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Codes and Standards
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Codes and Standards
FERC
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Codes and Standards
FERC
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Codes and Standards
Natural Gas
?
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Codes and Standards
ASHRAE Standard 90.1 – 2001
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Codes and Standards
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Codes and Standards
Indoor Air Quality
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Codes and Standards
*1000 Btu/ft2/year
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Rate Structures and
Energy Bills
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Rate Structures and Energy Bills
Electric
Power Flow
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Rate Structures and Energy Bills
FERC orders 888 and 889
Electric
Deregulation
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Rate Structures and Energy Bills
Electric
Energy vs.
Demand
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Rate Structures and Energy Bills
Electric: Energy vs. Demand
Large Quantities of Electricity cannot be stored
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Rate Structures and Energy Bills
Electric
Components of Bill
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Rate Structures and Energy Bills
Electric
Sample Rate Structue
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Rate Structures and Energy Bills
Electric
Sample Rate Structue
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Rate Structures and Energy Bills
Electric
Power Factor
![Page 66: Conducting An Energy Analysis](https://reader035.vdocuments.us/reader035/viewer/2022081519/56814657550346895db37179/html5/thumbnails/66.jpg)
greengurus
“Nipuna” Program with
Electrical
equations as MS Word File
Rate Structures and Energy Bills
Electric
Power Factor
![Page 67: Conducting An Energy Analysis](https://reader035.vdocuments.us/reader035/viewer/2022081519/56814657550346895db37179/html5/thumbnails/67.jpg)
Rate Structures and Energy Bills
Electric
Special Rates
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Rate Structures and Energy Bills
Electric
Special Rates
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Natural Gas
Interruptible Rates
Highest Priority Customers pay more but will not be interrupted at times of high demand
Rate Structures and Energy Bills
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Monthly Bill Analysis
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Profile for a metal products company in Florida
Look for red flags
Monthly Bill Analysis
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Energy Balance
Monthly Bill Analysis
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Demand Balance
Monthly Bill Analysis
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Look for red flags
Monthly Bill Analysis
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Look for particularities
Monthly Bill Analysis
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Life Cycle Costing
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Life Cycle Costing
Example: Choice between two Compressors
Typical Life Cycle Example
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Life Cycle Costing
Typical Life Cycle Example
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greengurus
“Nipuna” Program with
Eco-nomics
equations as MS Word File
Life Cycle Costing