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Ventilation

From commissioning fans to meeting ASHRAE standards, a repository of insights and projects.

ARTICLES

Getting Acquainted With Liquid Desiccant

The technology is transitioning into critical spaces.
There was a time when energy efficiency was not a criterion for designing critical environments. From data centers to museum exhibit spaces, critical environments required tight temperature and relative humidity control at all costs.
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TOMORROW’S ENVIRONMENT

The Good News And Bad News Of Status Quo

Industry change reveals not just different talents but varying levels of ambition, too.
Over time, many if not all employees eventually become comfortable in their work environment. I don’t think this can be helped, be-cause with routine comes contentment.
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Selecting & Installing Fire And Smoke Dampers To Ensure Code Compliance

The dizzying array of circumstances, conditional possibilities, and equipment facing today’s HVAC designer is a lot to take in at the beginning of such a critical task. Review some damper and configuration options — some familiar, some perhaps not — to create a system where the specifications, placement, control sequences can work together in life-protecting harmony.
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IAQ: A PHYSICIAN'S VIEW

Construction Zone: No Breathing

Make sure your building plan does not include future infections.
Renovating an existing commercial building often makes great financial sense. Prior to the 1970s, many mechanical systems were designed according to the type of building rather than to the IAQ needs of occupants or to optimize energy consumption.
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BUILDING AUTOMATION

Lab Hood Control

From temperature to efficiency, the requirements and risks demand a lot of both the system and designer.
The use of chemical and biological agents often requires a laboratory fume hood for conducting experiments and storage of dangerous materials.
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Humidification Options For Commercial Buildings

Environmental factors, IAQ-related codes and standards, even architectural building materials … a lot of factors combine to create a moving target for designers of good humidification systems. That’s not even considering the potential hiccups lurking in the construction process or resulting from an inattentive project team member. From the humidity basics to equipment placement to post-occupancy maintenance that can thwart lawsuits, pursue the path to appropriate humidity and minimal risk.
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ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
4/15/15 11:00 am EST

On-Site Critical Power Generation for the Data Center & Other Critical Facilities

Can your data center survive a 48 hour outage? Can you continue to pay escalating utility power bills in the years to come? On site "critical" power generation is the inevitable answer for these challenges. 

Engineered Systems Magazine

cover

2015 April

Check out the April issue of ES with the cover story: Discovery vs. Disaster: Why You Should Know The Limits Of Your Data Center.
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System Design

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THE ENGINEERED SYSTEMS STORE

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The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

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Clear Seas Research

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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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