ASHRAE Journal - May 2023 - 2

CONTENTS
COLUMNS
34 Building Sciences
Foundation Insulation Protection
By Joseph W. Lstiburek
26
FEATURES
18 Cybersecurity for Building
Automation Systems
By Ron Bernstein
26 Technology Award
Towering Innovation:
Highly Effi cient from the Ground Up
By Adrianne Mitani and Greg Snaith
Scan the QR code or visit https://ashrae.org/podcast
30 Technology Award
Modernizing the Classic:
Energy Effi ciency Showcased
By Tracy Steward, Tom Nicolas and Jonathan Rogers
44 Changes to Envelope Requirements in
ANSI/ASHRAE/IES Standard 90.1-2022
By Rahul Athalye, Jonathan Humble, Chris Mathis, et al.
50 Air Quality-Based Ventilation for
Hospital Energy Conservation
By Austin Barolin and Travis R. English
Austin Barolin explains why you
may not need as many air changes
for good air quality in hospitals.
61
Special Section
2023 AHR Expo
Innovation Awards
Product Review
Scan the QR code or visit
https://tinyurl.com/HotAirAJ
Cover image: iStock.com/Andrey Suslov
DEPARTMENTS
4 Commentary
6 Industry News
8 Letters
16 Meetings and Shows
58 Special Products
60 Products
74 Info Center
78 Software Resources
79 Advertisers Index
Submissions: https://tinyurl.com/JournalSubmit
Archive: technologyportal.ashrae.org
Letters: rebecca@ashrae.org
Missing Issue: cservice@ashrae.org
ASHRAE® Journal (ISSN 0001-2491) PUBLISHED MONTHLY | Copyright 2023 by ASHRAE, 180 Technology Parkway, Peachtree Corners, GA 30092. Periodicals postage paid at Atlanta, Georgia,
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PUBLICATION DISCLAIMER | ASHRAE has compiled this publication with care, but ASHRAE has not investigated and ASHRAE expressly disclaims any duty to investigate any product, service, process,
procedure, design or the like which may be described herein. The appearance of any technical data, editorial material or advertisement in this publication does not constitute endorsement, warranty
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necessarily agree with any statement or opinion in this publication. The entire risk of the use of any information in this publication and its supplement is assumed by the user.
2
M AY 2 0 2 3 ashrae.o rg ASHRAE JOURNAL
V O L U ME 6 5, N O. 5
40 IEQ Applications
Still Cooking With Gas?
By Max Sherman
80 Refrigeration Applications
Nonfl ammable?
By Andy Pearson
Ventilation in theory versus
ventilation in practice is explored in
this episode of the Journal podcast.
GLEB GOMBERG

https://www.ashrae.org/podcast https://tinyurl.com/JournalSubmit http://technologyportal.ashrae.org http://www.iStock.com/ https://tinyurl.com/HotAirAJ http://www.ashrae.org/address http://www.ashrae.org

ASHRAE Journal - May 2023

Table of Contents for the Digital Edition of ASHRAE Journal - May 2023