ASHRAE Journal - September 2020 - 2

CONTENTS

September 2020

FEATURES

STANDING COLUMNS

Five Design Factors to Help
Optimize a Boiler Plant
By Kal Osman; Nicholas Lane

60 Engineers Notebook
Performance-Based Approach
To Laboratory Exhaust
Systems

14

Optimizing Boiler Plant

By Nathan Ho, P.E.

70 Refrigeration Applications
Deeper Into Vacuum
By Andy Pearson, Ph.D., C.Eng.

Filling the Knowledge Gaps:
HVAC and COVID-19
By Ed Light; James Bailey, P.E.;
Reid Lucas; Laurence Lee

20

72 IEQ Applications
ASHRAE Headquarters:
Building Readiness Plan for
SARS-CoV-2
By Wade H. Conlan, P.E.

HVAC and COVID-19

Improving IEQ to Reduce
Transmission of Airborne
Pathogens in Cold Climates
By Stephanie H. Taylor, M.D.;
C. Michael Scoﬁeld; Patricia T.
Graef, P.E.,

DEPARTMENTS
4 Commentary

30

Cold Climate IEQ

Calculating Airﬂow Rates,
Cooling Loads in Commercial
Kitchens
By Iurii A. Tabunshchikov;
Alexander N. Kolubkov; Marianna
M. Brodach; Iurii S. Avakian

48

Airﬂow Rates and Cooling Loads

Technology Award
Chiller Plant Optimized Without
Capital Expenditures
By Kelley Whalen;
Jason Brooks, P.E.; Eric Mobley

52

Optimizing Chiller Plant

2

SEPTEM BER 2020

ashrae.org

ASHRAE JOURNAL

6 Industry News
8 Letters
12 Meetings and Shows
76 Special Products
78 InfoCenter
79 Classiﬁed Advertising
80 Advertisers Index

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ASHRAE Journal - September 2020

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