AABC Introduction to Commissioning1 Commissioning as a Quality Assurance Solution.
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Transcript of AABC Introduction to Commissioning1 Commissioning as a Quality Assurance Solution.
AABC Introduction to Commissioning
1
Commissioning Commissioning
as a as a
Quality Assurance SolutionQuality Assurance Solution
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WHO AM I?JIM MAGEE, Certified Cx Agent
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WEBSITES
1. www.facomgrp.com for Facility Commissioning Group
2. www.acgcommissioning.com for Associated AirBalance Council Commissioning Group
3. www.peci.org/om/index.html Portland Energy Conservation, Inc.
4. www.energyusernews.com for magazine5. www.bcxa.org/discuss.htm for Building
Commissioning Association
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WEBSITES6. www.automatedbuildings.com for industry links and product
libraries7. www.ddc-online.org control products information8. www.eren.doe.gov or 1-800-363-3732 for Rebuild America go
to “Buildings” (Energy Efficiency and Renewable Energy Clearinghouse)
9. www.eren.doe.gov/buildings/energy_tools/energyplus for new U.S. Dept. of Energy’s new EnergyPlus program (software to optimize building performance by simulating energy use) can be downloaded for free
10. www.ncdc.noaa.gov for U.S. National Oceanographic and Atmospheric Administration (weather data base)
11. www.chemlabs.uoregon.edu/safety/toxicity.html for LD50 MSDS info.
12. www.aeecenter.org for Association of Energy Engineers.13. www.energyiastate.edu for Iowa Energy Center14. www.chps.net for collaborative for high performance schools15. www.myhouseisyourhouse.org for community education and
consumer organizing campaign
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WEBSITES16. www.buildingamerica.gov for U. S. Dept. of
Energy Building America Program17. www.jamesmcalm.com for alternative refrigerant
concepts18. www.airxpert.com David W. Bearg, PE, CIH
Director of IAQ Programs; AIRxpert Systems,Inc.; Concord, MA 978-369-5680; “carbon dioxide monitoring as a Cx tool”
19. www.mdanderson.org/~purchase for info on Basic Sciences Research Bldg., a 450,000 sq. ft. research laboratory in Houston, TX
20. www.lexashrae.org for Lexington ASHRAE Chapter21. www.energydesignresources.com for CA Cx
Collaborative
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CERTIFICATIONSACGNEBBBCAU of WisconsinIEEESMACNA/TABBISP
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Bottom LineCommissioning benefits all parties
involved in the design, construction and operation of new and existing building.
From the building owner or developer’s perspective, it is a win-win proposition.
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What is needed to make commissioning happen?Owner/developer must make a conscious decision to include commissioning – and make it a project requirementA knowledgeable architect, engineer or commissioning agency can make the owner aware of the benefits of commissioning
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Commissioning is a Team Effort
Commissioning succeeds when:Every team member understands and carries out their responsibilitiesEvery team member cooperates and coordinates with each other and third-party agencies
Communication and accountability are the keys to teamwork – and they are the responsibility of the commissioning agent.
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Who is on the commissioning team?
Owner/operator – both development andO & M staff
Commissioning agent:Retained by the ownerLeader of the team
ArchitectMechanical and electrical engineersEnd-user
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Commissioning Team (continued)
General contractor or construction mgr. Mechanical contractorElectrical contractorControls contractorSheet metal contractorTAB agency
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Commissioning Team (continued)
General contractor or construction mgr. Mechanical contractorElectrical contractorControls contractorSheet metal contractorTAB agency
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Potential Cx Team Members
VendorsSpecialty TradesSpecialty DesignersProgram ManagerService Contract ProvidersBAS/FMS SpecialistsIT Support Groups
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Every stake holder in the design and construction of a facility contributes to the
commissioning process
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So why add a commissioning authority?
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QUALITY ASSURANCE
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Complaint Commissioning
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“TWEAKING”
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Callback Commissioning
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Warranty Commissioning
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Default Commissioning
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Commissioning Attributes
Documented test protocolsVerification of design intent criteriaTesting and O&M documentationImproved O&M TrainingDefined Roles and Responsibilities
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RCx
Retro-Commissioning
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A Retro-Commissioning TeamOwner PersonnelDesign ProfessionalEnd UserTAB Agency (HVAC Cx)Independent 3rd Party Cx Agent
• Infinite team member permutations • Customize RCx Team
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Vintage 1955 Hospital Hot Water System
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3 OF 18 decoupled loops piped
wrong6” Hot Water line piped HWS to
HWR
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Aircraft Hangar Make-Up Air
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50% of Design Airflow
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Humidity Issues in Public
SchoolsInfiltration PointsMalfunctioning dampers and
valvesControl Sequence ProblemsPortable Dehumidifier Systems Portable Ventilation FansCleaning and Disinfecting
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RCx Results
Summer projects for corrective work
Streamlined summer project objectives
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Fire Alarm VerificationO&M staff assumed FACx
role by defaultHistory of unsatisfactory FA system turnovers to owner
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3rd Party FACx Benefits
Clear lines of communication between owner personnel, occupants, contractors, designers, AHJ’s, and Cx team.
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3rd Party FACx BenefitsDesign review input reduces
discoveries during construction and acceptance
Owner engagement in contractor verification
Documentation of verification process
Owner input throughout design & build
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CONCLUSIONSCreative applications of 3rd party
CxNew work impacts retro issuesCustomized teams reduce costsArray of RCx Team configurationsReactive Cx increases O&M costsReactive Cx reduces PM
effectiveness
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