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Heating and Ventilation

Heating and Ventilation October 28, 2013

Heat exchanger selection and optimization

The selection process is a trade-off between the overall heat transfer coefficient, which influences the pump head on the HVAC system.

By Jose R Rodriguez, Mike Sammut, and Arslan Asovic
Heating and Ventilation October 27, 2013

Interstitial spaces: Managing the dark zones of the building

Engineers must pay close attention when coordinating mechanical, electrical, plumbing, and fire protection system design in interstitial spaces.

By Erin McConahey, PE, and Jamey Lyzun, PE, Arup, Los Angeles
Heating and Ventilation October 27, 2013

Case study: Coordinating interstitial spaces in an existing building

An existing building—destined as a medical facility—held a few surprises during renovation. BIM and clash detection helped smooth the process.

By Chris St. Cyr and J. Patrick Banse, Smith Seckman Reid Inc., Houston
Heating and Ventilation October 24, 2013

ASHRAE publishes 2013 version of IAQ standard

The 2013 version of ASHRAE’s indoor air quality (IAQ) standard contains several revisions to help users better meet its requirements.

By Consulting-Specifying Engineer
Heating and Ventilation October 24, 2013

IAQ and energy management

Indoor air quality (IAQ) and energy management are key in K-12 schools and higher education university buildings. This information will help to provide an efficient, effective HVAC system in a school or a university building.

By Randy Schrecengost, PE, and Gayle Davis, PE, Stanley Consultants, Austin, Texas
Heating and Ventilation October 24, 2013

Case study: Art center HVAC upgrade design

This example shows how upgrades were made to a deficient HVAC system in a step-by-step process.

By Randy Schrecengost, PE, and Gayle Davis, PE, Stanley Consultants, Austin, Texas
Heating and Ventilation October 23, 2013

Factoring lighting into cooling loads

How to select, design, and redesign lighting systems so they complement HVAC systems.

By David Duthu, PE, and Nolan Rome, PE, LEED AP, ccrd partners, Houston
Heating and Ventilation October 15, 2013

Significant changes to the commercial provisions in 2012 IECC

Significant changes to the 2012 International Energy Conservation Code (IECC) impact architects, engineers, code officials, and other building design professionals.

By Andrew Klein, PE, CEM, A S Klein Engineering PLLC, Pasco, Wash.
Heating and Ventilation October 10, 2013

Nest protect

A redesigned thermostat by Nest is able to recognize varying gradients of alarms and sync with mobile devices.

By Andrew Schilling, Cannon Design
Heating and Ventilation September 24, 2013

Incorporate lighting controls with BAS to save energy

Incorporating daylighting and lighting controls with a building automation system can result in energy savings.

By Michael Chow and Julia Noschang, Metro CD Engineering, Powell, Ohio