South-Western City Schools Retro-Commissioning

This Retro-Commissioning investigation focused on the optimization of existing systems to improve energy efficiency while maintaining appropriate operational conditions in the facility. As part of this investigation, Heapy investigated potential operational improvements to the following, but not limited to:

• Building automation system review
• Modular heat recovery chilled water system operation and pump control strategies
• Heating hot water plant operation and pump control strategies
• Geothermal plant system operations and pump control strategies
• Air-handling and terminal unit system sequence of controls
• Tuning of existing sequences to further improve energy efficiency
• Review of occupied/unoccupied setback strategies ensuring the system meets the space needs required by the facility staff