Facility Bio
- St. Petersburg, FL
- 480 bed hospital
- Four (4) York chillers
- 2,400 tons installed cooling capacity
Situation
- Traditional Primary- Secondary hydronic system
- Plant piping configuration created low ΔT and high flow problems
- JCI Metasys building automation system with standard sequence, no optimization
- Frequent manual intervention required
Solution
- Convert system to full variable flow
- Reconfigure tertiary pumps to alleviate system pressure problems and eliminate wasted energy
- Integrate supervisory Control Engine Optimization (CEO®) solution with Metasys system
Results that exceed client expectations
Financial Savings
- $125,000 in annual energy savings
- 2.1-year payback
Energy Impact
- >1,500,000 kWh saved annually
- .40 kW/ton efficiency improvement
Operational Benefits
- All major equipment remained in operation during commissioning
- Remote access enabled better window into the system
- Minimized manual operator intervention