IAQ

Patient Rooms: CFD For Better IAQ

Can a location of air return affect the flow path of airborne pathogens in a patient room? Use simulations to manage the variables and improve the design in a space that is no room for error.
November 1, 2013
Air is the primary carrier of heat, moisture, contaminants, and airborne pathogens in patient rooms, isolation rooms, and operating rooms.
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Case In Point

UVC lights the way to cleaner air, energy savings at FL office tower

November 1, 2013
In real estate it’s all about location. But in south Florida, where beautiful views and gorgeous weather are the norm, building owners need to find ways to differentiate themselves and bring in tenants.
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Illuminating Info: UV-C For HVAC

Looking for lifecycle guidance or more extensive info for your stationary appli-cations? An industry IAQ veteran weighs in about the design, installation, commissioning, retrofit, and O&M of ultraviolet systems for commercial HVAC equipment.
September 23, 2013
Feedback from potential users of UV in HVAC equipment suggests that many are confused about its use
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Case In Point

Hamburger University serves up super-sized pool dehumidification project

September 23, 2013
McDonald’s is one of the most visible fast-food entities, with over 32,000 restaurants worldwide. However, patrons may not be aware that McDonald’s trains many of its employees at its Hamburger University, also known as “HU.”
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Case In Point

Hot yoga studios adjust tactics, equipment to reach IAQ nirvana

August 29, 2013
When it comes to yoga studios, Chad Clark has seen some of the worst IAQ problems
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Case In Point

Air curtains keep things flowing at WI dairy farm

August 2, 2013
Energy-saving mechanical systems are popping up everywhere — even cows are feeling the benefits
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Do No Harm: Protecting IAQ In Health Care Settings

Day-to-day operations and the occasional renovation create two sets of distinct threats to IAQ and patient health.
July 1, 2013
Day-to-day operations and the occasional renovation create two sets of distinct threats to IAQ and patient health. From monitoring stations and magnehelic pressure gauges to multiple resources for design and O&M guidance, the author points to recent projects and current wisdom to create a valuable resource.
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Case In Point

Mixed-flow impeller brings real-world results to lab retrofit

July 1, 2013
The old saying goes, “Killing two birds with one stone.” But what if you could kill six with one stone? That’s what Abdul Momen, associate director of maintenance and operation for the facilities department at Georgia State University, aimed to accomplish at the school’s 216,000-sq-ft Natural Science Building.
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Case In Point

Natatorium dehumidification goes swimmingly, aided by geothermal and heat recovery

July 1, 2013
The city of Côte Saint Luc in Quebec recently opened its new Aquatic and Community Centre with a cost of $18 million. While this may seem like a hefty price tag, the city will be saving millions of dollars on energy costs, thanks in part to the center’s HVAC system.
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Staying Dry & Comfortable With Liquid Desiccants

Let a scientist with experience both at the National Renewable Energy Laboratory and on the manufacturer side discuss the possibilities of a newer dehumidification technology within the framework of the same old moisture challenges.
June 1, 2013
In the summer, conventional air-conditioning systems in buildings are challenged to meet peak humidity loads. Over time, buildings have reduced their heat (sensible) load, but have done less to reduce their moisture (latent) load. As a result, this moisture load can become too large for conventional air-conditioning systems to handle.
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ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
3/25/14 2:00 pm EST

Improving Cooling and PUE in Existing Data Centers

On-Demand This webinar will provide cost-effective practical tips and feasible retrofit solutions that can be implemented in operational data centers to address some cooling issues and improve energy efficiency.

Engineered Systems Magazine

ES July 2014 cover

2014 July

Check out the July 2014 issue of Engineered Systems, with features on chiller retrofits in health care facilities, building automation, and much more!

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The Green Energy Management Book

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Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!

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