Engineered Systems Magazine

February 2012 ES

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Feature Articles

deionized water

Iowa State Laboratory Humidification Yields Results

By Joe Zwers
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. Read More
deionized water

Modular Mechanical Seals Protect HVAC Piping & Duct Systems

By James E. Delahoyde
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. Read More
building

Gateway City Apartment Builiding Goes Single-Pipe

By Dan Vastyan
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. Read More

Columns

Tomorrow's Environment

Commissioning Of Infection Control

By Howard McKew, P.E., C.P.E.
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). Read More
Building Automations

Future of Lighting Control and LED Lighting

By Paul Ehrlich, P.E. and Ira Goldschmidt P.E.
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. Read More
B2B

Boiler Rules: A Slow Simmer

By Howard McKew, P.E., C.P.E.
Month 2- The Energy Conservation Opportunity: K-12 School Building With New DOAS and Existing Unit Ventilator System Application — Air And Water Readings And Solution Plan Read More
Commissioning

Single-Zone AHU Trend Analysis

By Rebecca Thatcher Ellis, P.E.
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. Read More

Departments

brewer

Boilers help North Carolina brewer boost capacity

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. Read More
ES Logo Feature

AHRI publishes standard for VFDs

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.

Read More
Historic Hall

Chilled beams maintain comfort, look of historic hall

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. Read More
apartment complex

Energy audit, personal guarantee sell management on booster system retrofit

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. Read More
rural building

Family-owned business’ production solution runs through new piping

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. Read More
Building Automations

USGBC lists states with most LEED®-certified projects per capita

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. Read More
Building Automations

USGBC, partners release recommendations to government for green building action

Along with 15 partners, the USGBC have released a report that recommends nearly three dozen executive actions across 23 agency programs where the Obama Administration can drive the economic and environmental benefits of green building without new legislation. Read More
Historic Thayer Hotel

Historic hotel installs wireless monitors, enters new century

When Hudson River Partners 1, LP acquired the Historic Thayer Hotel in 1999, this majestic property had lost much of its stately appeal. Read More
Issues and Events

New date for 2012 ISH China & CIHE

ISH China & CIHE, the China International Trade Fair for Sanitation, Heating, Ventilation & Air-Conditioning, has announced a change in date for its 2012 show, which will now be held at Beijing’s New China International Exhibition Center from April 4-6, 2012. Read More
Issues and Events

ASHRAE recognizes outstanding achievement with awards, Fellows

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. Read More
Issues and Events

Two Italian solar HVAC companies launch joint U.S. venture

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. Read More
EE Global Forum

EE Global Forum to highlight, influence next generation of energy efficiency

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. Read More

Multimedia

Videos

Photos

ES Gallery: Snapshots & Systems

ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
10/18/11 2:00 PM EDT

Econet - Where Renewable and Recoverable Energy Unite

Engineered SystemsON-DEMAND: We will be discussing a new, innovative system, which is more reliable and efficient than current AHU systems. Heating, cooling and heat recovery are integrated into a common circuit. The result is a shorter and more compact ventilation unit, with less pressure loss.

Opinions

More ES online-exclusive options could include more podcasts from Howard McKew, short new-product videos, and guest bloggers. Which do you think you would use regularly?
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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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