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Transcript of Phoenix Convention Center Phoenix, Arizona Existing Building Commissioning (EBCx): A Strategy for...
Phoenix Convention Center • Phoenix, Arizona
Existing Building Commissioning (EBCx): A Strategy for Improving Your Building Performance
Track: Building Performance
Session: O&M Strategies for Improved Building Performance
Liz FischerBuilding Commissioning Association
August 13, 2015
Energy Exchange: Federal Sustainability for the Next Decade2
The All-Encompassing Definition of EBCx
• Existing Building Commissioning• Retro-Commissioning• Re-Commissioning• Ongoing Commissioning• Monitoring-Based Commissioning
Energy Exchange: Federal Sustainability for the Next Decade3
EBCx Process for Improved Performance
Investigation Phase
Implementation Phase
Hand-Off
Planning Phase
Ongoing Cx
Development of Existing Building Commissioning goals, facility requirements, and a commissioning plan.
Field inspections, data gathering, testing and analysis to accurately assess system performance and identify improvement opportunities.
Desired facility improvements are completed and the results and performance are verified.
Systematic transition from a commissioning activity and the commissioning team to standard operating practice and the operations and maintenance team.
Implementation of systems and tools to support persistence benefits and continuous performance improvement over time.
Source: Building Commissioning Association – Existing Building Commissioning Best Practices
Energy Exchange: Federal Sustainability for the Next Decade4
The All-Encompassing Definition of EBCx
What it is not:• Auditing• Energy Auditing• Any Level of ASHRAE Auditing• Building Assessments• Building Tune-ups
Energy Exchange: Federal Sustainability for the Next Decade5
EBCx AuditWalkthrough X XDocument Review (As built, Tenant Interviews, TAB reports, CFR, Submittals, Previous System Manuals, review O&M work request, Energy Audits/Facility Assessment documents, etc. )
X
Utility Bill Analysis X X*O&M Practices: Interviews & Reviews X X*Facility Improvement Measurements (FIM) Identified
X X*
Identifying Capital Improvement Opportunities XSystem Sequence Testing XSystem Functional Testing XData & Trend Logging & Analysis X
EBCx vs. Audit
* ASHRAE Level II or Higher
Energy Exchange: Federal Sustainability for the Next Decade6
MUST HAVE: Functioning Building Automation System (BAS)
Higher Than Expected Energy Use
Mechanical Cooling
Complex HVAC Systems
Owner Support with Funding Available
Is Your Building a Candidate for EBCx?
NICE TO HAVE: Existing Metering a Plus
Available Documentation
Known Problems
Relationships with Established Contractors
Knowledgeable, Motivated and Available Building Staff
Energy Exchange: Federal Sustainability for the Next Decade7
Sample Goals Developed by the Owner
How EBCx Improves Operations
• Resolve O&M Issues• Improve IAQ• Identify Staff Training Needs
Facility Improvment
• Reduce Utiilty Bills• Reduce Overall Operating CostsEnergy Savings
• Reduce Carbon Footprint• Improve Energy Star Rating Or
Other BenchmarksSustainability
Energy Exchange: Federal Sustainability for the Next Decade8
Major Stakeholders
EBCx Goals
Owner or Representative
O&M StaffOccupants
Local Utilities (Rebate Program)
EBCx Provider
Energy Exchange: Federal Sustainability for the Next Decade9
The Commissioning Team
• Owner/Representative• Users/Tenants• Operations and
Maintenance Staff• Contractors• Commissioning
ProviderBCA 2015 Board of Directors at Busch Stadium for Annual Meeting – Picture Credit Jake Fischer
Energy Exchange: Federal Sustainability for the Next Decade10
– Master List of Findings with Facility Improvement Measures (FIMs)
– EBCx Commissioning Plan
– FIM Implementation
– Current Facility Requirements – CFR
– Systems Manual (updated)
– O&M Staff Training Manual
– EBCx Final Report
– Ongoing Commissioning Plan
Deliverables from the EBCx Project
Energy Exchange: Federal Sustainability for the Next Decade11
The single most important sustainable and energy saving measure you can provide to
improve the life of your building is….TRAINING YOUR BUILDING STAFF!
Training: YES YOU MUST!
Energy Exchange: Federal Sustainability for the Next Decade12
Determine Level of Involvement – Who in your organization needs training
Focused training should be on: – Associated FIMs implemented– System optimization techniques– Strategies for persistence and continuous
improvement– Updated maintenance methods and procedures
Training
Energy Exchange: Federal Sustainability for the Next Decade13
Commissioning Providers should:• Deliver curriculum and activities for the training
– Interactivity is a must!• Work with you to schedule the right audiences
– Contractors– Building Ops personnel– Manufacturers/Vendors– Management (yes, they need training too)
• Work with you on location logistics– Audio / Visual equipment– Space requirements– Scheduling– Ongoing maintenance during training
Training
Energy Exchange: Federal Sustainability for the Next Decade14
Training
• Document the training– Consider contracting with a videographer
• Provide lessons for follow-up• Electronic file storage – ease of finding– Manufacturer literature library
• “Refresher” training for existing employees• Continuous improvement skills training• Create plan for future employees
Consider post-training needs:
Energy Exchange: Federal Sustainability for the Next Decade15
Ongoing Commissioning: Optimizing Operations
• Implement Persistence Strategies with the BAS
• Consider AFDD Tools• Implement Re-Cx Process• Baseline Monitoring
OGCx Process – What is Ongoing Cx?
Why Ongoing Cx?• Building Systems Deteriorate • Control Systems Deviate• Equipment Performance Degrades
Energy Exchange: Federal Sustainability for the Next Decade16
Ongoing Cx Goals• Identify issues early, resolve them quickly• Increase productivity• Condition-based maintenance vs.
schedule-based
Ongoing Commissioning: Optimizing Operations
Energy Exchange: Federal Sustainability for the Next Decade17
Specialized Skill Sets:• MEP field experience• Communications, especially verbal
for interviews• Ability to interact equally with all
levels of personnel• Proven EBCx experience• Commissioning certification
Owner’s Selection Process:• Use Qualifications-Based Selection
(QBS) – not low bid!
The EBCx Provider
Energy Exchange: Federal Sustainability for the Next Decade18
Thank You
Liz FischerExecutive DirectorBuilding Commissioning Association1600 NW Compton Drive, Suite 200Beaverton, OR [email protected]@LizFischerBCA
All Commissioning All the Time!