Commissioning:
A University Perspective
May 3, 2006
Rebuild Michigan WorkshopAdvanced Energy Technologies for
Commercial Buildings
Terry Pahl, P.E., LEED, Facilities Engineer
Grand Valley State UniversityEnergy Department
Energy
EstimatesUtilities
CxP Project Management
Technical Assistance
EMS
Budgets
EquipmentLEED/Energy Star
Commissioning
Commissioning - Defined What Commissioning Does Not Solve Reasons for Commissioning The Commissioning Process Commissioning Findings Recommendations
Commissioning - Defined
Verify and ensure that fundamental building elements and systems are designed, installed and calibrated to operate as intended.
AHU System
Testing Controls
What Commissioning Does Not Solve
Does not correct an improper design of the building or systems within the building.
Steel Beam Penetrations
What Commissioning Does Not Solve
Does not correct an improper design of the building or systems within the building.
Does not correct a poorly constructed building or poor installation of the building systems.
Poor Conduit Connection
Reasons for Commissioning
Design and construction errors are identified early.
Building system errors are identified early. Energy savings. Operational savings. Satisfied clients
The Commissioning Process - Past
Historically In-house staffCursory inspectionsPunch list
Gold Certified – LEED Building
Michigan Alternative Renewable Energy Center
Silver Certified – LEED Building
Lake Ontario Hall
The Commissioning Process - Present
Current Engage a commissioning authority. Develop design intent and basis of design documentation. Include commissioning requirements in the construction
documents. Develop and utilize a commissioning plan. Verify installation, functional, performance, training and
documentation. Complete a commissioning report.
Current - additional Review the design prior to the CDs. Review the CDs prior to completion. Review selected commissioned equipment submittals. Develop a system and energy management manual. Contract for near-warranty or post-occupancy review.
Commissioning Findings . . .
Duct Connection
Duct Connection
Duct Connection
Flexible Connection
Proper Duct Seal During Construction
Missing Insulation
Leaks
Improper Return Duct Seal During Construction
Proper Return Duct Seal During Construction
Proper Duct Seal During Construction
Design Issue
Construction Issue
Design Issue
Construction Issue
Recommendations
Choose your design firms and contractors based on their commitment to detail and solving problems.
Always commission. In-house Outsource
Strengthen specifications to include commissioning tasks.
Add the commission costs as part of the budget process.