Monthly Archives: June 2012
Project Snapshot: Custom Air Handling Units | Portland International Jetport
Project Name: Portland International Jetport – Terminal Expansion Location: Portland, Maine Architect: Gensler Mechanical Engineer: AMEC (formerly OEST) Contractor: Turner Construction Company Manufacturer: Air Enterprises Equipment: Custom Rooftop Air Handling Units Size: (1) 70,000 CFM unit, (1) 98,000 CFM unit … Continue reading
Posted in AEI, Air Handling Units, Project Snapshots
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Ask Rick: What is UVC?
Q. What is UVC? UVC is a type of ultraviolet (UVC) energy in the 260-nanometer frequency. The “C” wavelength is the most germicidal in the UVC spectrum. UVC penetrates the outer structure of the cell and alters the DNA molecule, … Continue reading
Posted in Ask Rick, UVC Emitters
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Ask Rick: Fan Array | Does it make sense?
Q. I have been looking at different fan options for my Air Handling Unit application. What are your thoughts on the Fan Wall technology? The technology is called by different terms; Fan Array, Fan Wall, Fan Matrix, Multi-Fan etc. … Continue reading
Posted in Air Handling Units, Ask Rick
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VAV Diffusers | Providing Better Individual Temperature Control
Acutherm Therma-Fuser Diffuser – Better Individual Comfort Making buildings more comfortable places to work. Therma-Fuser VAV diffusers are ceiling air diffusers with the thermostat and VAV damper built-in. These small zones of control provide individual comfort that precisely match the … Continue reading
Posted in VAV Diffusers
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Ask Rick: Pumped glycol energy recovery systems | Reasons for poor performance in traditional systems
Q. You have mentioned that traditional pumped glycol energy recovery systems were your least favorite choice for air-to-air energy recovery. What are the reasons for that? A. It starts with efficiencies. Pumped Glycol systems in this country, until the recent … Continue reading
Posted in Ask Rick, Pumped Glycol Systems
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Project Snapshot: High Plume Dilution Fans | Odor Control
Project Type: Regional Paper Company Project Application: Odor Remediation Equipment: High Plume Dilution Fan Size: 10,000 CFM at 2.5″ SP Manufacturer: Strobic Air DAC Sales Engineer: David Goodman Project Highlights: The Problem: One of the neighbors on the hill … Continue reading
Energy Recovery Wheels | Understanding Cross Contamination / Leakage
In many applications it is important to limit the cross contamination (leakage) from the exhaust to the supply side of an energy recovery wheel. In some applications, like laboratories, it’s critical. In other applications, like schools, it’s not a big … Continue reading
Posted in Energy Wheels
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Ask Rick: Control for Wrap Around Heat Pipes
Ask Rick Question: I am considering putting in a wrap around heat pipe to reduce cooling tonnage and provide reheat. Is there a way that I can control the heat pipe to reduce reheat? The Wrap Around Heat Pipe … Continue reading
Posted in Ask Rick, Heat Pipes
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