December 10, 2007 Multi-family Residential Unit Audits - Garden Apts and Smaller housing stocks1...
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Transcript of December 10, 2007 Multi-family Residential Unit Audits - Garden Apts and Smaller housing stocks1...
December 10, 2007
Multi-family Residential Unit Audits - Garden Apts and Smaller housing stocks 1
Multi-Family Residential Unit Audits Garden Apartments and Smaller Housing Stock
Daniel GrauAsit Patel
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 2
MF building audit process entails
Pre-site visit preparationSite walk throughData CompilationEnergy analysis Energy audit report
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 3
MF building audit process Pre site visit Preparation
Gathering building information, fuel bills Contact with building management
Site visit Building inspection: building shell, equipment,
interview with occupants… Data collection Determine Energy conservation measures
opportunities
Data Compilation Compute raw data Prepare software data entry
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 4
MF building audit process Energy analysis
Building modeling Calculate Energy data for current conditions Adjust parameters: applicable retrofits, retrofit costs Define energy conservation measures, calculate
investment costs and energy savings
Energy audit report Executive summary Scope of work Description of energy conservation measures
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 5
Multifamily Building audit processENERGY AUDIT REPORT
Executive summaryExisting conditionsAssumptions made during analysisRecommendationsScope of work Cost and savings projection SIRSpecifications
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 6
What do we need to conduct an audit and to produce the end result?
Paper, pen, measure tape, drill, combustion efficiency test kit, infra-red camera, and several other tools
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 7
We also need:
An open mind
Software tools to…
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 8
Ea-quip is a tool,….. just a tool Developed to assist the Auditor with:
Performing drudgery energy calculations: heat loss, energy costs and savings with interaction between retrofits
Selecting energy measures: based on data and parameters entered by the Auditor
Storing data: with easy way to retrieve, transfer, copy information
Creating reports: with pre-formatted templates
…….not to replace the Auditor !
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 9
Ea-Quip user requirements in NYS
Must make request to DHCR (NYS agency) in writing Subgrantee’s designated personnel must demonstrate skills in the following areas: Building Science Heating Appliance Diagnostics, Sizing and
Troubleshooting; Competency in using the DHCR Approved
Audit Software Residential /Commercial
Construction/Rehabilitation Experience
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and Smaller housing stocks 10
In NYS…In the Southern Region of New York 3 out of 18 Sub-grantee’s are designated as Self Auditing. The designation as Self Auditing means that you have demonstrate to be competent in The use of EA-QUIP as an Auditing Tool and is
able to test or assess the building systems especially the complexity of the related mechanical systems for the purpose of developing a comprehensive WAP work scope.
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and Smaller housing stocks 11
Ea-quip functionalities
Models Building Estimates energy values in
existing and retrofitted conditions System Recommended Retrofits User Selected Retrofits On-screen and printable reports
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and Smaller housing stocks 12
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 13
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 14
ENERGY ANALYSIS SOFTWARE
EA-QUIP Energy Audit Using Queens
Information Package
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and Smaller housing stocks 15
Ea-quip 10-step process
Step 1. Create new fileStep 2. Building informationStep 3. Fuel DataStep 4. Weather dataStep 5. Building dataStep 6. ModelingStep 7. Scope of WorkStep 8. Retrofit CostsStep 9. Sequential reportsStep 10. Auto Check
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
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Step1: Create a new file
Enter dwelling ID: typically building address
Select a starting file in the data files directory that very closely resembles this building Great when you are performing audits on multiple
buildings on the same block or similar construction
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 17
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 18
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 19
Step2: Building info
At the bottom of the Ea-quip main screen, select the first component from left
Fill requested boxes
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 20
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 21
Step3: Fuel data
Select component#2Select fuel unitChoose State and then CityEnter fuel data by adding directly in the table or by importing an Excel spreadsheetEnter heating reference temperatureRecalculate/save button
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and Smaller housing stocks 22
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 23
Step4: Weather data
In tools menu: select weather data
Select State and City
Select Year and Month
Update database by entering new daily average temperatures
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 24
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 25
Step5: Building data
Enter sequentially component # 3 to component #14
Save component entry
Add comments
Print individual screen
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 26
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 27
Step6: Modeling
Click on the modeling icon (4th from left)
Check modeling table
Check chart
Adjust parameters in component #3 to #14 until actual fuel data from bill matches calculated data
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 28
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 29
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 30
Step 7: Scope of Work
Select retrofits from generated listView retrofit energy savings, investment costs and SIR in decreasing order.
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and Smaller housing stocks 31
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 32
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 33
Step 8: Retrofit costs
Access retrofit costs by selecting parameters in menu and retrofit costs.
Choose one component
Enter fixed cost and/or cost per unit
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and Smaller housing stocks 34
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 35
Step9: Sequential reports
Click 6th icon from the left to run sequential reportsView, print, export in html format individual report by selecting reports in the menu
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and Smaller housing stocks 36
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 37
December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 38
Step 10: Auto checkClick on check mark iconEa-quip establishes a list of parameters and tells you if they are in or out of typical rangeCorrect data entry if neededAdd commentsWas added to ensure integrity and quality of the auditPeer to peer review
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December 10, 2007Multi-family Residential Unit Audits - Garden Apts
and Smaller housing stocks 40
Not done yet…
Now we prepare the audit report Peer to peer review Final version of the audit report for release to the owner.
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and Smaller housing stocks 41
Now we are done with the MF building audit.
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and Smaller housing stocks 42
How to get Ea-Quip?
If interested.. E-mail at: [email protected] $ 25 material development and shipping
and handling cost.
New Web based version will be coming out soon… No software needed. Register on-line and privileges will be given
to all users based on their title..
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Association for Energy Affordability
MF auditing for the Weatherization Program in New York StateMF auditing trainingEa-quip training