Boston Teaching Hospital Cuts Energy and Water Use
Xpress® chilled water plant optimization solutions cut energy bills by a third while maintaining patient comfort and compliance
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Facility Bio
- Boston, MA
- 800-bed teaching hospital
- 2,400 tons cooling capacity
![](https://www.tekworx.us/wp-content/uploads/2020/03/Case-Study-Icons-08.png)
Situation
- Variable/Primary hydronic system design
- Static CDW and CHW supply temperature setpoints year
- Invensys building automation system in good shape, no optimization sequence
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Solution
- Integrate tekWorx Xpress® with existing Invensys system
- Supervisory control architecture to keep all existing equipment and wiring in place
- Install Energy Efficiency Dashboard
Results That Exceed Client Expectations
![](https://www.tekworx.us/wp-content/uploads/2020/03/Case-Study-Icons-13-1.png)
Financial Savings
- Energy costs reduced 33%
- 1 year project payback
- $30,000 utility rebate
![](https://www.tekworx.us/wp-content/uploads/2020/03/Case-Study-Icons-12-2.png)
Energy Impact
- Over 2,000,000 gallons of water saved annually
![](https://www.tekworx.us/wp-content/uploads/2020/03/Case-Study-Icons-16.png)
Operational Benefits
- Real-time energy data on all chilled water equipment
- Equipment running in most efficient range, reduced wear and maintenance needs
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