Commissioning Persistence
Motivation / Problem Statement
Retro-commissioning savings may deteriorate after controls and operational strategies change.
Activities / Approach
Evaluated eight buildings 2-3 years post Cx.
Accomplishments / Outcomes
Energy savings increased during 2-3 years as measures implemented over time, some drop off in Year 4.
Future / Follow-on
Additional research needed to understand larger scale impact of one-time vs. ongoing interventions in operations, controls, and maintenance.
Relationship to Other Projects
Commissioning, diagnostic tools, Energy Information Systems
Principal Investigator
- Mary Ann Piette
- (510) 486-6286