ASHRAE Journal - March 2013 - 4

1791 Tullie Circle NE
Atlanta, GA 30329-2305
Phone: 404-636-8400
Fax: 404-321-5478 | www.ashrae.org

COMMENTARY

Publisher W. Stephen Comstock
EDITORIAL

Editor
Fred Turner
fturner@ashrae.org

The Best of the Best

Managing Editor
Sarah Foster
sfoster@ashrae.org

The ASHRAE Energy Awards were first presented in 1981. While the name has changed
to ASHRAE Technology Awards, the purpose is the same.
The award, said Charles F. Sepsy, ASHRAE’s president in 1981, “is part of a continuing
effort to encourage and honor contributions by ASHRAE members in
the area of energy conservation and to promote the dissemination of
successful technologies.”
All of this year’s 33 winning projects are featured in this edition. These
winners include a project that won an Award of Engineering Excellence.
This is the third time the award has been presented since 1981.
The recipient is the National Energy Research Laboratory’s (NREL)
Fred Turner
Research Support Facility. This net zero energy performing building
incorporates NREL research and best practices. It was built without increasing first cost
’s
and creates a replicable blueprint for future NZEB commercial buildings.

Associate Editor
Rebecca Matyasovski
rmatyasovski@ashrae.org
Associate Editor
Christopher Weems
cweems@ashrae.org
Associate Editor
Jeri Eader
jeader@ashrae.org
Editorial Assistant
Tani Palefski
tpalefski@ashrae.org

PUBLISHING SERVICES

Publishing Services Manager
David Soltis
Production
Jayne Jackson
Tracy Becker

ADVERTISING

Associate Publisher,
ASHRAE Media Advertising
Greg Martin
gmartin@ashrae.org
Advertising Production Coordinator
Vanessa Johnson
vjohnson@ashrae.org

CIRCULATION

Circulation Specialist
David Soltis
dsoltis@ashrae.org

ASHRAE OFFICERS
President
Thomas E. Watson, P
.E.

President-Elect
William P Bahnfleth, Ph.D., P
.
.E.
Treasurer
Thomas H. Phoenix, P
.E.
Vice Presidents
Constantinos A. Balaras, Ph.D., P
.E.
Daniel C. Pettway
Timothy G. Wentz, P
.E.
Thomas E. Werkema
Secretary & Executive Vice President
Jeff H. Littleton

POLICY GROUP

CASE STUDIES on the NREL building and many other award winners will be
published this year in ASHRAE Journal or High Performing Buildings magazine.
Each winning project has been judged at chapter, region and international levels
based on innovation, energy efficiency, indoor air quality, maintenance and operation,
and environmental impact. Each includes at least one year of measured energy data.
“All are proven energy-savers,” said Sepsy in honoring the first nine winners. “That
is what makes ASHRAE Energy Awards one of the profession’s most coveted and
prestigious honors.”
CO2 IS WIDELY accepted as a proxy for indoor pollution, showing the need for more
or less ventilation. But is CO2 a pollutant itself ?
A column in this edition reports on research on cognitive function at different levels
of CO2 without increasing ventilation.
This column by highly respected authors is a must read with implications for all spaces
used for learning, decision-making and producing products, etc.
This edition also features a technical article that reviews what we know and don’t know
about how thermal comfort and indoor air quality affect performance.
It’s written in the form of answers to 40 frequently asked questions. The authors, also
widely respected, offer opinions based on current research. It’s another must read.
SOME THINGS we say too much, especially as we get older. But something we
don’t say enough is how important the AHR Expo is to ASHRAE members and the
broader industry.
The Show provides a platform for competing products and technologies, which
promotes innovation. You can see some of this edition’s coverage of the tremendously
successful Show in Dallas.
The Show also provides a source of significant revenue that enables ASHRAE to
contribute to the industry and society as a whole.

2012 – 13 Chair
Publications Committee
Francis A. Mills
Washington Office
washdc@ashrae.org
Member of the
Audit Bureau of Circulation

ASHRAE Journal reviews current HVAC&R technology of broad interest through publication
of applications-oriented articles. Content ranges from back-to-basics features to reviews of
emerging technologies.



ASHRAE Journal - March 2013

Table of Contents for the Digital Edition of ASHRAE Journal - March 2013

ASHRAE Journal - March 2013
Contents
Commentary
Show Coverage
Meetings and Shows
Feature Articles
2013 ASHRAE Technology Awards
Commissioning Existing Airside Economizer Systems
How Indoor Environment Affects Performance
Thermally Active Floors: Part 3: Making it Work
Technology Award Case Studies:
Data Center Dilemma
Heat Recovery for School
Standing Columns
Data Centers
Refrigeration Applications
Emerging Technologies
IAQ Applications
Engineer's Notebook
Classified Advertising
Advertisers Index
ASHRAE Journal - March 2013 - Intro
ASHRAE Journal - March 2013 - ASHRAE Journal - March 2013
ASHRAE Journal - March 2013 - Cover2
ASHRAE Journal - March 2013 - 1
ASHRAE Journal - March 2013 - 2
ASHRAE Journal - March 2013 - Contents
ASHRAE Journal - March 2013 - Commentary
ASHRAE Journal - March 2013 - 5
ASHRAE Journal - March 2013 - Show Coverage
ASHRAE Journal - March 2013 - 7
ASHRAE Journal - March 2013 - 8
ASHRAE Journal - March 2013 - 9
ASHRAE Journal - March 2013 - 10
ASHRAE Journal - March 2013 - 11
ASHRAE Journal - March 2013 - 12
ASHRAE Journal - March 2013 - 13
ASHRAE Journal - March 2013 - Meetings and Shows
ASHRAE Journal - March 2013 - 15
ASHRAE Journal - March 2013 - 16
ASHRAE Journal - March 2013 - 17
ASHRAE Journal - March 2013 - 2013 ASHRAE Technology Awards
ASHRAE Journal - March 2013 - 19
ASHRAE Journal - March 2013 - 20
ASHRAE Journal - March 2013 - 21
ASHRAE Journal - March 2013 - 22
ASHRAE Journal - March 2013 - 23
ASHRAE Journal - March 2013 - 24
ASHRAE Journal - March 2013 - 25
ASHRAE Journal - March 2013 - 26
ASHRAE Journal - March 2013 - 27
ASHRAE Journal - March 2013 - 28
ASHRAE Journal - March 2013 - 29
ASHRAE Journal - March 2013 - 30
ASHRAE Journal - March 2013 - 31
ASHRAE Journal - March 2013 - 32
ASHRAE Journal - March 2013 - 33
ASHRAE Journal - March 2013 - Commissioning Existing Airside Economizer Systems
ASHRAE Journal - March 2013 - 35
ASHRAE Journal - March 2013 - 36
ASHRAE Journal - March 2013 - 37
ASHRAE Journal - March 2013 - 38
ASHRAE Journal - March 2013 - 39
ASHRAE Journal - March 2013 - 40
ASHRAE Journal - March 2013 - 41
ASHRAE Journal - March 2013 - 42
ASHRAE Journal - March 2013 - 43
ASHRAE Journal - March 2013 - 44
ASHRAE Journal - March 2013 - 45
ASHRAE Journal - March 2013 - How Indoor Environment Affects Performance
ASHRAE Journal - March 2013 - 47
ASHRAE Journal - March 2013 - 48
ASHRAE Journal - March 2013 - 49
ASHRAE Journal - March 2013 - 50
ASHRAE Journal - March 2013 - 51
ASHRAE Journal - March 2013 - 52
ASHRAE Journal - March 2013 - 53
ASHRAE Journal - March 2013 - Thermally Active Floors: Part 3: Making it Work
ASHRAE Journal - March 2013 - 55
ASHRAE Journal - March 2013 - 56
ASHRAE Journal - March 2013 - 57
ASHRAE Journal - March 2013 - 58
ASHRAE Journal - March 2013 - 59
ASHRAE Journal - March 2013 - 60
ASHRAE Journal - March 2013 - 61
ASHRAE Journal - March 2013 - Data Center Dilemma
ASHRAE Journal - March 2013 - 63
ASHRAE Journal - March 2013 - 64
ASHRAE Journal - March 2013 - 65
ASHRAE Journal - March 2013 - 66
ASHRAE Journal - March 2013 - 67
ASHRAE Journal - March 2013 - Heat Recovery for School
ASHRAE Journal - March 2013 - 69
ASHRAE Journal - March 2013 - 70
ASHRAE Journal - March 2013 - 71
ASHRAE Journal - March 2013 - 72
ASHRAE Journal - March 2013 - 73
ASHRAE Journal - March 2013 - Data Centers
ASHRAE Journal - March 2013 - 75
ASHRAE Journal - March 2013 - 76
ASHRAE Journal - March 2013 - 77
ASHRAE Journal - March 2013 - 78
ASHRAE Journal - March 2013 - Refrigeration Applications
ASHRAE Journal - March 2013 - Emerging Technologies
ASHRAE Journal - March 2013 - 81
ASHRAE Journal - March 2013 - 82
ASHRAE Journal - March 2013 - 83
ASHRAE Journal - March 2013 - IAQ Applications
ASHRAE Journal - March 2013 - 85
ASHRAE Journal - March 2013 - Engineer's Notebook
ASHRAE Journal - March 2013 - 87
ASHRAE Journal - March 2013 - 88
ASHRAE Journal - March 2013 - 89
ASHRAE Journal - March 2013 - 90
ASHRAE Journal - March 2013 - 91
ASHRAE Journal - March 2013 - 92
ASHRAE Journal - March 2013 - 93
ASHRAE Journal - March 2013 - 94
ASHRAE Journal - March 2013 - Classified Advertising
ASHRAE Journal - March 2013 - Advertisers Index
ASHRAE Journal - March 2013 - Cover3
ASHRAE Journal - March 2013 - Cover4
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_MCDEBX
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_WNYSQY
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_XATVOD
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_FJSHSS
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_CCBZDS
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_XDEFVG
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2023november_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2023november
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_VHGNBL
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_WPKBNJ
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_UUVCDE
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_RTGDEW
https://www.nxtbook.com/nxtbooks/ashrae/ashraemexico_2023
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_LKRFXS
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_AZSOFG
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_ERCDBH
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_QWDFRV
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_JHGVDF
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_OPUYHG
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_SREIBM
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_LRTGLK
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_OKRFGH
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2022november_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2022november
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_TZSERA
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_LVRUIX
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_RPTVYZ
https://www.nxtbook.com/nxtbooks/ashrae/mini_pub_catalog
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_XIYTGD
https://www.nxtbook.com/nxtbooks/ashrae/ashraemexico_2022
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_RFGDOB
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_PABXNU
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_REMKLS
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_PICVBT
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_AOYTVW
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_JQOPLS
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_IOYTBC
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_SGAJJF
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_IGHYER
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_PDRKLS
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2021november
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2021november_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_XCODFR
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_QSLFGO
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_ILKVNM
https://www.nxtbook.com/nxtbooks/ashrae/ashraemexico_2021
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_OPDJKD
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_VJKSRY
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_SDHUTC
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_JPPKRR
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_SDLTTH
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_CKLLES
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_SLDOX
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_HJETUK
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_OLUHGE
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2020october
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2020october_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_ZERDGH
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_QVMNEO
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_RTPOKE
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_BBATRE
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_STUBMW
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_TPEMPE
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_JNMKDS
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_FBTTPA
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_WQMMNE
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_TVBRYN
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_showguide2020
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_KTUZMA
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_ABEDGD
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201910
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201909
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2019septmeber_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2019september
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201908
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201907
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201906
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201905
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201904
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_2019april
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201903
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_2019march
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201902
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201901
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_showguide2019
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_2018december
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_2018november
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2018fall_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2018fall
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_2018october
https://www.nxtbook.com/nxtbooks/ashrae/ashraemexico_2018
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201810
https://www.nxtbook.com/nxtbooks/ashrae/ashraeinsights_201806
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201805
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201804
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201803
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201712
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201711
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201710
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2017fall_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2017fall
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201709
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201705
https://www.nxtbook.com/nxtbooks/ashrae/ashrae_meetinginsert_201610
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2016fall_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2016fall
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_acrexindia
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2015summer_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_amca_2015summer
https://www.nxtbook.com/nxtbooks/amca/2014summer2
https://www.nxtbook.com/nxtbooks/amca/2014summer
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_acma_2014summer
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201311
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201309
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_acmasupp_2013fall
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201305
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201303
https://www.nxtbook.com/nxtbooks/ashrae/pubcatalog_2013winter
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201211
https://www.nxtbook.com/nxtbooks/ashrae/achr_expo_mexico2012
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201209
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201208_v3
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201208_v2
https://www.nxtbook.com/nxtbooks/ashrae/pubcatalog_2012summer
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201205
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201203
https://www.nxtbook.com/nxtbooks/ashrae/pubcatalog_2012winter
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201111_v2
https://www.nxtbook.com/nxtbooks/ashrae/ashraejournal_201109_v2
https://www.nxtbook.com/nxtbooks/ashrae/pubcatalog_2011summer
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201105
https://www.nxtbook.com/nxtbooks/ashrae/meetingplanner_201103
https://www.nxtbookmedia.com