ASHRAE Journal - November 2020 - 2

CONTENTS

NOVEMBER 2020

FEATURES

STANDING COLUMNS

Using Dual-Duct,
Dual-VAV to Reduce Cooling &
Heating Loads
By Nabil Nassif, Ph.D. P.E.

54 Engineers Notebook
What to Consider
When Designing for N + 1

14

Reducing Cooling & Heating Loads

How Occupants Affect Building
Operators' Decision-Making
By Zakia Afroz, Ph.D.; Brodie W.
Hobson; H. Burak Gunay, Ph.D.,
P.Eng.; William O'Brien, Ph.D.,
P.Eng.; Michael Kane, Ph.D.

22

Interviews with Building Operators

32

History of Thermal Comfort

Technology Award
Heat Recovery Key for Savings
In Cold Climate
By David F. Shumway, P.E.

40

Heat Recovery in Cold Climate

Technology Award
Deep Energy Retroﬁt Saves
Energy, Lowers Emissions for
University
By Olivier Matte, Eng.

48

University Energy Retroﬁt Savings

N OVEM BER 2020

ashrae.org

62 Refrigeration Applications
In Transit
By Andy Pearson, Ph.D., C.Eng.

64 Building Sciences
Capillarity Sucks:
Liquid Flow Due to
Capillary Suction
By Joseph W. Lstiburek, Ph.D., P.Eng.

70 Industry 4.0
Using Prefabrication
To Improve Efﬁciency
By Michael Cooper, P.E.

DEPARTMENTS

ASHRAE's History
With Thermal Comfort
Bjarne W. Olesen, Ph.D.

2

By David Sellers, P.E.

ASHRAE JOURNAL

4
6
10
12
73
73
74
79
80

Commentary
Industry News
Letters
Meetings and Shows
Products
Special Products
InfoCenter
Classiﬁed Advertising
Advertisers Index

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V O L U M E 6 2 , N O . 11
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ASHRAE Journal - November 2020

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