Most Emailed Stories

Calculated Conditioning: The IAQ Of UFAD

separation distance upblast fan to sidewall and roof overhang - Up The Commercial Kitchen Ventilation Hood Type I Stack: No Problems Or Complaints

Nice Project! - Building On A Swedish Tradition

Copper theft in AC units - Copper in A/C units targeted by thieves across the country

pm - Critical Facility Mechanical Equipment And System Reliability

Lead Mech. Engr - Data Center Facilities - Some Odds & Ends to Think About

Print & Digital Edition Subscriptions

Commercial
Subscribe

ARTICLES

ventilation system, calculated conditiong

Calculated Conditioning: The IAQ Of UFAD

UFAD and displacement ventilation systems require accurate estimates to meet relative humidity requirements and ensure efficient operations. Take a look at a few design options, and contemplate the reader challenge at the end.

April 26, 2013

By Robert Bolin, P.E., HBDP, LEED Fellow and Andrew Reilman, P.E., HBDP, LEED AP BD+C

No Comments

Since their introduction in Europe in the 1950s, and their domestic rise in specification during the 1990s, UFAD and displacement ventilation systems promise significant energy savings as a direct result of a higher supply air temperature that yields an increase in the use of economizer or free cooling hours.

Ray and Joan Kroc Corps Community Center

Corps Community Revival: New Chicago Community Center Features Diverse MEP Design

Practical MEP design — comprising modular boilers, waste heat recovery, remote monitoring, designing around local restrictions, and much more — delivers flexibility and sustainability to Chicago’s largest community center.

January 30, 2013

By Tyler Jensen, p.e., LEED® AP and Andrew Silverstein, P.E., CEM, HBDP, LEED AP

No Comments

In today’s world, so-called “high-performance, sustainable” facilities are a dime a dozen. But many of these buildings rely on overly complex mechanical systems to carry out their mission.

Case In Point

New boilers work miracles for Saint Arnold Brewing Company

January 29, 2013

No Comments

Saint Arnold Brewing Company co-founder Brock Wagner knew that his growing craft brewery’s move to a 104,000-sq-ft building in Houston’s Northside district would require a new steam boiler system.

HVAC on the Aisles

January 2, 2013

By ES Staff

No Comments

Once again, we bring you an advance peek of what will be on the floor when AHR Expo attendees arrive in Dallas late this month. Attendees and non-attendees alike can also browse a treasure trove of info at www.ahrexpo.com. But for now, enjoy a snapshot drawn straight from the exhibitors themselves.

Modular Central Utility Plants: A Different Approach

November 9, 2012

By Garold Hamilton P.E. LEED®

No Comments

Done right, going modular can be a good fit for hospitals in search of efficiency. From design to specification to pre-shipment, the process demands engineering attention to the right details at the right times. Get a designer’s notes from experience and learn how to take advantage of what a modular central plant can offer.

Lonmark International and OpenADR Alliance agreement enables building-to-grid connectivity

October 27, 2012

No Comments

Commercial buildings will soon be able to connect to the “Smart Grid” with ease thanks to a new strategic relationship between industry alliances LonMark® International and OpenADR, say the organizations. LonMark and the OpenADR Alliance, a nonprofit corporation created to foster the development, adoption and compliance of a Smart Grid standard known as Open Automated Demand Response (OpenADR), are working together to enable interoperability between certified products that will better enable commercial buildings to manage their energy uses on the Smart Grid.

Right Steps For Retrofits

October 19, 2012

By Kendra Tupper, P.E., LEED® BD+C, ASHRAE BEMP & HPDP

No Comments

Achieving deep energy savings is especially challenging when you’re faced with an existing structure with poor orientation, historic preservation requirements, and little space for renewables. The Byron Rogers Federal Office Building’s retrofit is scheduled to be completed in 2013; the post-renovation building is projected to consume less than half the energy it did before.

Case In Point

Iconic cool: TES and chiller retrofit eases system strain from the other side of Rockefeller Center

August 28, 2012

No Comments

Rockefeller Center is one of the most recognized commercial properties in the world. Defining midtown Manhattan, Rockefeller Center encompasses the six square blocks between Fifth Avenue and the Avenue of the Americas from 48th to 51st Streets. The landmark property consists of approximately 8 million rentable sq ft in ten buildings with unique, internationally recognized architectural features.

Case in Point

Fan terminals elevate raised-floor office project

August 22, 2012

No Comments

Critchfield Mechanical, Inc. an HVAC engineering firm in Menlo Park, CA needed a cost-effective and energy-efficient perimeter zone ventilation solution.

ESCO 2.0 And Your Next Project

June 27, 2012

By Mr. Jack Mc Gowan, CEM and Leighton Wolffe

No Comments

From a collaborative effort to rebuild after World War II to “microgrids” and buildings selling back un-used electricity, the basic concept has gone under several names and come a long way. Here, the authors discuss how facilities pursuing high performance can make sense of the many energy-related services and programs to help finance capital improvement projects and infrastructure upgrades.

Multimedia

Videos

Image Galleries

ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!

3/20/13 2:00 pm EST

Risk and Reward within Reason – Identifying Data Center Best Practices via Lessons Learned and CFD Analysis

On-Demand The presentation will be a discussion of current and emerging mechanical best practices informed by real world experience and project based analysis.

Engineered Systems Magazine

2013 May

Check out the May 2013 edition of Engineered Systems

Table Of Contents Subscribe

Feature Article Poll

View Results Poll Archive

THE ENGINEERED SYSTEMS STORE

The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

More Products

Clear Seas Research

With access to over one million professionals and more than 60 industry-specific publications,Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

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!