Actual Verified Benefits:
- Energy savings delivered = 1.95m kWhr/pa
- Energy cost savings = $135,000
- Emissions reduction = 917 te CO2
- Simple pay back = 1.5 years
- Capital cost avoidance from not replacing
Retained Sample Store HVAC = $35,000
Facility: CME Warehouse – temperature & humidity controlled storage of regulated product, also include the HVAC system in the Retained Sample Store (existing R22 plant obsolete)
Issue: Very high energy demand driven by original HVAC design & layout
Brief: Reduce energy demand without compromising on Compliance
Solution:
- Reduce existing air change rates
- Reduce existing fresh air volume
- Install 2 new VSD’s to the 100kw supply air fans
- Replace the existing supply air diffusers to improve air distribution
- Use existing warehouse HVAC system to serve Retained Sample Store
- Risk based approach to mitigate potential “out of condition” impact
Conclusion: EECO2 supported HVAC design review, project scoped out & local contractors bid to complete project – project let & successfully completed
Site Energy Manager Comments:
“This project was key for delivering the sites 2010 energy target. It exemplifies how the proper air flow & fresh air can contribute significant energy savings. This type of project will be replicated in the remaining areas of our Facility”
Alan Stewart – Site Energy Manager
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