Technical

Supercomputer That Uses Waste Heat to Warm Its Building Wins R&D 100 Award

HP Supercomputer at NREL Garners Top Honor

A supercomputer created by Hewlett-Packard (HP) and the U.S Department of Energy’s (DOE’s) National Renewable Energy Laboratory (NREL) that uses warm water to cool its servers, and then re-uses that water to heat its building, has been honored as one of the top technological innovations of the year by R&D Magazine.


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Energy Logging for HVAC: A Simpler Approach

New Solution Optimized for Logging in Commercial/Institutional Buildings and Industrial Plants

Over time, HVAC systems can become inefficient. Energy logging at the biggest loads can help identify wasted energy and potential savings. Most HVAC professionals understand that energy is wasted by inefficient systems or by operating non-critical loads at peak utility rate periods.


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Getting a BEMS Back on Track

The Importance of Conducting a BEMS Audit

It is an alarming fact that many building energy management systems (BEMS) have either never been serviced or have received little or no maintenance in years. To enable users of its systems to address this potentially costly problem, a comprehensive BEMS audit should be carried out.


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Electric Arc Welding Safety

Preventing Electrical Shock Should Be a Priority

While workers performing electric arc welding are subject to hazards related to the inhalation of toxic fumes, eye hazards, burns or fires, the most potentially perilous hazard they face is electrical shock, which can result in electrocution and other horrific physiological problems.


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Chimney Fundamentals: The Science of Venting Flue Gases - Part 1

How to Keep Your Customers Safe as Well as Comfortable

This multiple-part article series will discuss the basics, codes and standards, and the science behind chimneys. It will show how back drafting affects chimney performance, while explaining the principles of positive pressure. It will explain how to create and use positive pressure so chimneys will draft for safety and performance.


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On the Way to Safe and Secure Smart Homes and Buildings

Researchers Are Looking to Prevent Hacker Attacks

A growing number of household and building operations can be managed via the Internet. Today’s smart homes and smart buildings promise convenient, efficient building management. But often these systems are not secure. Scientists are working on a software product that defends against hacker attacks before they reach the building.


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Everything You Need to Know About BEMS

How to Keep a Building’s Energy Use Under Control

Thirty-nine percent of the total energy used in a building is wasted. But 84 percent of a building’s total energy consumption could be efficiently controlled through an effective building energy management system (BEMS).


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Dirty Sock Syndrome: What It Is, How to Prevent It

Applying a Solution That Works

In the 1970s, heat pumps were touted as the energy efficient HVAC systems of the future. New markets typically have new problems, and for heat pumps the nature of the problem related to odors. A particular foul smell was so prevalent that the moniker Dirty Sock Syndrome was coined and universally accepted.


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Biomass Boilers Offer a Cost-Effective Alternative, Says GSA

Testing Shows High Boiler Efficiency and Favorable Payback under Many Conditions

Advances in pellet combustion and control automation have recently positioned wood-pellet-fired biomass boilers as economical alternatives to traditional boilers. Their targeted use promises distinct benefits to the U.S. General Services Administration (GSA).


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Are Your Customers Being Overbilled for Energy?

Look at the Energy Data and Help Them Save

In every industry, companies are looking for ways to save on energy costs. This article provides a quick guide that examines several low-cost ways you can find energy savings for any facility. Among the savings areas, we’ll take a look at heating, lighting, electric motors, power factor correction, and more.


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2015 ACCA Conference

Images from the 2015 ACCA Conference in Grapevine, Texas. Posted on April 8, 2015.

Podcasts

NEWSMakers: Clint Schreck

Clint Schreck, general manager, Columbus Worthington Air, Columbus, Ohio, discusses winning Angie’s List Super Service Award, how to handle online reviews, and much more.

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