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DeltaPValves are installed throughout the world in numerous buildingsand various vertical markets. We invite you to take a look at some of ourfeatured projects.
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DENVER, CO • 2012
Denver International Airport
- 6,800,000 kWh annual reduction in energy consumption and 820 kW demand reduction
- $400,000+ annual utility savings
- Removed 170 pumps
- $330,000 utility rebate
CHICAGO, IL • 2000
Midway International Airport
- Delta T running at 24° F in all cooling load conditions
- Flow rate is ~50% of design with 89° F outside air temperature
- Airport maintains design Delta T or better in all cooling load conditions
NEW YORK, NY • 2002
JFK International Airport
- Recovered cooling capacity throughout 4-mile chilled water loop
- Capacity gains allowed for continued terminal expansion
- Terminals: American Airlines, Jet Blue, Delta, International
PORTLAND, OR • 1997
Portland International Airport
- Above design delta T (17-19° F)
- 1000+ valves installed & zero failures
- Significantly reduced maintenance
- No balancing required
DURHAM, NC • 2005
Duke University
- 1,500 tons [5,274 kW] of recovered cooling capacity
- Improvement in campus chilled water Delta T from 12.5 to 16.5° F on design days
- $17,000,000 in capital expenditures avoided by delaying full plant buildout for 5 years
CHARLOTTESVILLE, VA • 2005
University of Virginia
- 1,000+ DeltaPValves installed over 8 years with zero valve failures
- Chilled water usage decreased by 40% and heating energy usage decreased by 14%
- $388,000 in annual savings
YUMA, AZ • 2014
Arizona Western College
- $350,000 in annual utility savings
- $200,000 utility rebate
- 600 tons of recovered cooling capacity, deferring $2,500,000 capital expenditures
- Comfort complaints reduced from 10/day to 2/week
BALTIMORE, MD
University of Maryland
- Increased delta T performance by 12 to 22° F
- 400+ DeltaPValves installed on campus since 1990's
DUARTE, CA • 2014
California Hospital
- 6,900,000 kWh saved annually
- $448,500 annual utility savings
- $445,000 utility rebate
- 1,900 tons of cooling capacity recovered, deferring $14,450,000 in capital expenditures
NEW YORK, NY • 2014
New York Cancer Center
- Maintaining leaving air temperature within ± 0.1 degree on a 130,000 CFM [3,680 m3/min] air handling unit
- $300,000 annual utility savings
- 1,000 tons [3,516 kW] in recovered capacity
LACEY, WA • 2002
Providence Health Services
- Improved coil capacity and temperature control for staff and patient comfort
- Dramatically reduced maintenance expense
- Reduced pumping needs to support a growing campus
SPRINGFIELD, IL • 2014
Midwest Medical Center
- Chilled water flow rate reduced by over 7,000 GPM
- Improvement of chilled water delta T from 4 to 12° F on design day
- Reduced electrical energy consumption by 10%
- 1200 tons in recovered capacity despite adding square footage
ABERDEEN, SD • 2014
Avera St. Luke's Hospital
- Delta T performance increased 200%, from 6 °F to 12 °F
- Added 30,000 sq ft while recovering 1200+ tons capacity
- System operates at only 68% even on peak days
CHICAGO, IL • 2008
John Hancock Center
- 3,500 tons [12,306 kW] of recovered cooling capacity (45%)
- Reduced HVAC energy consumption by more than 25%
- Only two of three chillers required on a design day
EDEN PRAIRIE, MN • 2020
Emerson
- Critical space temperature and humidity issues eliminated for manufacturing processes
- Flow rate reduced by 50%
- Peak cooling load reduced by 20%
- Central cooling plant energy consumption reduced by 65%
ATLANTA, GA • 2012
Atlantic Station
- ΔT performance increased nearly 300%, from 6 to 18° F [3.3 to 10° C]
- 17% decrease in total building electricity consumption
- Project payback in less than 9 months
- District energy recovered 1,000+ tons [3,516 kW] of capacity
SEATTLE, WA • 2001
1700 Seventh Ave (Nordstrom)
- Delta T exceeds 18° F [10° C] in all cooling load conditions
- Flow rate was reduced to approximately 50% of design
- Only one of two chillers required at design conditions
ATLANTA, GA • 2010
Galleria 700
- Reduced HVAC energy consumption by over 30%
- Saving 1.6m kWh annually
- Increased delta T while also improving comfort
