February 1, 2008

Articles

Good article/bad article

I experienced a sort of good article/bad article phenomenon when I read your September issue. First, I was heartened by the Engineering Green Buildings...

Correction

In the December 2007 article Green HVAC Designs for Data Centers, the direction of chilled-water flow in the diagram on Page 21 was incorrect. Above is...

Greening K-12 Schools

Editor's note: Following is the first in a series of excerpts from The Green Building Revolution, the latest book by Jerry Yudelson, PE, MBA, LEED AP,...

AHR Expo Breaks Records in Return to New York City

The International Air-Conditioning, Heating, Refrigerating Exposition (AHR Expo) returned to New York City for the first time in 17 years, setting an...

The True Story

During the first morning meeting of the day, several supervisors suddenly jumped up and ran out with their pagers in hand. Five fully manned Fire Department...

NEW PRODUCTS

Wireless fire-alarm monitoring system A wireless tablet PC that allows users to monitor multiple fire-alarm systems in real time, FocalPoint Mobile provides...

FREE LITERATURE

Water-heaters brochure AERCO has released a 12-page, full-color brochure on its Water Wizard steam-to-water heaters. As detailed in the literature, the...

LEED Commissioning for New and Existing Buildings

The U.S. Green Building Council (USGBC) operates 10 Leadership in Energy and Environmental Design (LEED) Green Building Rating Systems. Eight of those systems--LEED for New Construction (LEED-NC), LEED for Existing Buildings (LEED-EB), LEED for Commercial Interiors (LEED-CI), LEED for Core & Shell (LEED-CS), LEED for Schools, LEED for Retail--New Construction, LEED for Retail--Commercial Interiors, and LEED for Healthcare--require commissioning. The other two--LEED for Homes and LEED for Neighborhood Development--do not. This article will compare and contrast the eight that do....

Movement of Air in Industrial Plants

Natural air movement in an industrial plant is like the movement of a small boy. It is never completely still, does not seem to have any definite pattern,...

VAV-Box Selection, Code Conformance

Once simple, variable-air-volume- (VAV-) box selection has become an iterative process complicated by energy- and ventilation-code requirements. What's...

Operating Motors in Wet Environments

When electric motors are installed in a wet or damp area, their lives almost always are shortened from what they would be in a dry environment. By heeding...

Motor Drives Enable Ramp Up/Down of City's Critical Lift-Station Pumps

With 450 miles of sanitary-sewer collection lines and 33 lift stations feeding into a central wastewater-treatment plant, the City of Lawrence, Kan.,...

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