Curbing Harmonics in HVAC Systems
By Harvey Eure
New technology reduces distortion, improves AC-drive performance...MORE
The Refrigerant Shift in Centrifugal Chillers: From HCFCs to HFCs
By Tony Digmanese
Ever since a link was established between refrigerant chemistry and its impact on the environment, refrigerants have been evaluated by not only performance metrics, but ozone-depletion potential (ODP) and global-warming potential (GWP)...MORE
Fastrack Flashback--Drive for Simplicity: Trends in AC Drives
By Ilpo Ruohonen, Mika Paakkonen, and Mikko S. Koskinen
Smaller sizes and expanding functionality benefit drive end-users...MORE
Energy Design Guides
Advanced Energy Design Guide is available for free download on the American Society of Heating, Refrigerating and Air-Conditioning Engineers' Website. The publication series has provided 30-percent energy-reduction guidance for small retail buildings, small office buildings, K-12 schools, and warehouses...MORE
Changing How the Public Perceives Engineering
A new report published by the National Academy of Engineering, "Changing the Conversation: Messages for Improving Public Understanding of Engineering," encourages the engineering community to use market-research techniques to improve the public image of the engineering profession. The report offers tested messages that reposition engineering as a satisfying profession that involves creative ideas and teamwork...MORE
DOE Launches Program for Hospitals
The U.S. Department of Energy (DOE) launched the EnergySmart Hospitals initiative to increase the use of energy-efficient technologies in hospitals across the United States. The initiative will provide tools, resources, case studies, and design strategies, including advanced energy design guides for small and large hospitals, technology assessments, and an interactive Website...MORE
BACnet Looks to Improve Standardized Communications
BACnet is looking at using Extensible Markup Language (XML) as a standard way to represent building data between a wide range of applications. XML can be used for exchanging files between systems, integrating buildings with energy utilities, and expanding enterprise integration with richer Web services...MORE
A Mega-Event for Mechanical-Systems Designers
HPAC Engineering's fifth annual Engineering Green Buildings (EGB) Conference and Expo, which will be held Oct. 21 and 22 at Mandalay Bay Resort and Casino in Las Vegas, is dedicated to the design of greener mechanical systems for commercial, industrial, and institutional buildings. Also, it is a place to network with green experts who will be on hand for two days to provide information and guidance on projects you currently are designing.
The Biggest, Most Information-Packed EGB Event Ever!
ONE: Engineering Green Buildings Conference and Expo
The fifth annual conference on green buildings for mechanical-systems designers and specifiers and the ONLY green-design event focused on mechanical systems in commercial buildings.
TWO: Commissioning Green Buildings Conference and Expo
The inaugural green-design event for commissioning mechanical systems in commercial buildings and the best place to learn about the role commissioning plays in green building, Leadership in Energy and Environmental Design (LEED) certification, and sustainability.
PLUS: Nevada Power Sure Bet Program Conference and Exhibition
A one-day conference and regional-partner exhibition featuring the latest energy-saving technology and energy-efficient-equipment installation services on Tuesday, Oct. 21.
EGB 2008--The ONLY Green-Design Event Focused on YOU!
--Understand the impact of green design on your job.
--Learn about green-building products and applications.
--Meet key suppliers to the HVAC market.
--Learn about energy-saving projects in Nevada.
--Hear top industry experts discuss energy-efficient technologies.
--Network with your colleagues on the green-building boom.
You will not find this combination of in-depth green-building education and hands-on product interaction--developed specifically for mechanical-systems designers and specifiers--anywhere else! For speaker, sessions, and sponsor information and to register online, visit www.egbconference.com
The Design/Build Seminar ... Have You Registered Yet?
Commercial Contracting Roundtable & Design/Build Seminar will be held Nov. 12 and 13 at Hilton Atlanta Airport Hotel in Atlanta. This is an important event for design engineers looking to make the most of the opportunities in the commercial HVACR market...MORE