Campus Cuts Cooling Cost 25% and Recovers Lost Capacity

Tennessee Tech University incorporates tekWorx adaptive CEO® solution into “Cooling Deficiency Correction” program to cut energy costs and increase available capacity for campus expansion.

Facility Bio

  • Cookeville, TN
  • Central CHW plant serves 44 buildings
  • Three (3) Trane constant speed chillers, 1 with integral HEX bundle
  • 4,500 tons cooling capacity
  • Unmanned operation during warmer months, cooling ~ 8 months/year

Situation

  • Traditional Primary-Secondary hydronic system
  • Low CHW ΔT, high kW/ton
  • Andover control system, no optimization sequence
  • No coordination between buildings and central plant

Solution

  • Convert to full variable flow using Integrated Primary- Secondary® system design
  • Implement tekWorx PLC-based adaptive Control Engine Optimization® solution
  • Integrate with campus BAS to coordinate building and CUP pumping operation

Results That Exceed Client Expectations

Financial Savings

  • $75,000 in annual energy savings
  • 2-year project payback

Energy Impact

  • 1,000,000 kWh saved annually
  • .25 kW/ton efficiency improvement

Operational Benefits

  • Improved CHW flow enabled higher building space temperatures
  • Pumps running in most efficient range, reduced wear and maintenance
  • Remote monitoring makes troubleshooting faster and less expensive
Still Have Questions?

Start saving on cooling costs.

Calculate your savings instantly

We are the chilled water plant optimization experts

tekWorx optimization solutions consistently save hospitals and healthcare facilities 20-40% in annual energy costs. We'd love to help your facility do the same. Get in touch!

Approachable Expertise ®
4538 Cornell Road
Cincinnati, Ohio 45241
1-513-533-4777
[email protected]
© 2020 tekWorx. All right reserved. Privacy Policy