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February 2012 ES

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2012 February

Check out the February 2012 ES

Iowa State Laboratory Humidification Yields Results

By Joe Zwers
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Effective building envelope and air handling designs took comfort most of the way from theory to reality in ISU’s Hach Hall. An existing in-house deionized water supply and a new fogging system finished the task and saved an estimated 22% in humidification costs.
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Modular Mechanical Seals Protect HVAC Piping & Duct Systems

By James E. Delahoyde
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How can you really, really seal any gap between your pipe and the rest of the wall that just had a hole put in it to accommodate the pipe’s path? That’s a question we haven’t asked in these pages before. Learn about the available technology, bolt/nut combinations, and more to maintain a safe long-term relationship between these elements of your building systems and your building.
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Gateway City Apartment Builiding Goes Single-Pipe

By Dan Vastyan
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This large complex is welcoming a host of new arrivals, from new boilers and chillers to an overhaul of its hydronic strategy. Avoiding a whole lot of drilling was one benefit of their new design choice. Balancing first cost, maintenance costs, and the system itself were additional positives for keeping all 225 units comfortable and affordable.
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Commissioning Of Infection Control

By Howard McKew, P.E., C.P.E.
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Back in January 2011, I wrote in this column about hospital-acquired infection based on my introduction to this serious problem and my participating as a steering committee member for the Hospital Associated Infection Organization (HAIO).
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Boiler Rules: A Slow Simmer

The prolonged MACT process has hardly been a simple recipe.
By Robert Beverly
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With our next Today’s Boiler scheduled for May, I don’t want to wait that long to keep you apprised on the latest in the ongoing saga of finalizing and implementing new boiler regulations. Even last month’s ABMA meeting is not the latest, but ABMA president Randy Rawson has sent his members (including ES) a good summary of the present situation. So with thanks to him, I am providing an excerpt of his update below. If you have trouble keeping up, don’t feel bad.
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Future of Lighting Control and LED Lighting

Ready for a solid-state bulb with an IP address?
By Paul Ehrlich, P.E. and Ira Goldschmidt P.E.
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There have been dramatic changes to the building controls market over the last 20 to 30 years. The “energy crisis” of the 1970s (along with the development of the microprocessor) sent the “Big 5” dominated pneumatics market into an energy management system (EMS) orbit that was joined by several dozen other manufacturers by the mid-1980s.
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Single-Zone AHU Trend Analysis

On to a new case after solving a museum mystery …
By Rebecca Thatcher Ellis, P.E.
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In this column, I will describe the “issue” disclosed through analysis of the trend graph included in my January 2012 column. I will also introduce a new system and show its trend graph, leaving it up to the reader to discover the operational “issue” illustrated in the graph. The answer will be given at the start of next month’s column.
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AHRI publishes standard for VFDs

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The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) has published an industry-first standard for VFDs. As with all AHRI Standards, 1210 (I-P)-2011 and 1211 (SI)-2011, Performance Rating of Variable Frequency Drives, are available free of charge on AHRI's website.


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ASHRAE recognizes outstanding achievement with awards, Fellows

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Thirty-six people were recognized by ASHRAE for their contributions to the Society and the building industry at the Society’s 2012 Winter Conference. The Hall of Fame honors deceased members of the Society who have made milestone contributions to the growth of HVACR technology.
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Two Italian solar HVAC companies launch joint U.S. venture

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Kloben, Italy’s largest manufacturer of solar thermal equipment, and Universal, one of Italy’s largest solar integration companies, have formed KU Solar to distribute their solar HVAC systems in the U.S.
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EE Global Forum to highlight, influence next generation of energy efficiency

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EE Global will be held March 27-29, 2012, at The Peabody Resort in Orlando, FL.Co-hosted by the Alliance to Save Energy and its affiliated Southeast Energy Efficiency Alliance, EE Global 2012 is the latest annual gathering of influential energy efficiency professionals from around the world.
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Case In Point

Chilled beams maintain comfort, look of historic hall

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Energy efficiency and historic preservation are rarely synonymous. More often than not, one must be compromised for the sake of the other. Fortunately, the University of Arkansas found a way around such compromises when it came to the restoration and mechanical renovation of the school’s beloved Peabody Hall.
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HPB Case In Point

Historic hotel installs wireless monitors, enters new century

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When Hudson River Partners 1, LP acquired the Historic Thayer Hotel in 1999, this majestic property had lost much of its stately appeal.
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USGBC lists states with most LEED®-certified projects per capita

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The USGBC has released its 2011 list of top 10 states for LEED®-certified commercial and institutional green buildings per capita, based on the U.S. 2010 Census information. The District of Columbia leads the nation, with more than 31 sq ft of LEED-certified space per person in 2011, with Colorado being the leading state, with 2.74 sq ft per person in 2011.
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Case In Point

Family-owned business’ production solution runs through new piping

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As former commercial fishermen who decided to develop their own line of organic oils, the Barlean family was no stranger to innovation. A manufacturer of nutritional lipids products based in Ferndale, WA, family-owned Barlean’s Organic Oils LLC grew so rapidly that it soon needed its own fish-oil production facility.
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Energy audit, personal guarantee sell management on booster system retrofit

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Veteran New York plumbing contractor Evan Samouhos was so confident in the potential energy savings offered by a new domestic water booster pump system that he fronted the purchase himself.
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Case In Point

Boilers help North Carolina brewer boost capacity

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The largest craft brewer in North Carolina, Highland Brewing Company has grown considerably since it began operation in Asheville as a basement start-up using retrofitted dairy equipment in 1994.
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