District Energy is an official publication of the
International District Energy Association.
Published quarterly since 1915.
EDITORIAL STAFF
PRESIDENT & PUBLISHER
Robert P. Thornton
EDI TOR & CHAIR OF EDITORIAL
ADVISORY COMMITTEE
Peter B. Myers
ASSOCIATE EDITOR
Kathryn Ramsted
GRAPHIC DESIGN
Joy Yoshikawa
TECHNICAL EDITOR
Ray DuBose
UNC Chapel Hill (retired)
ADVERTISING SALES
Tanya Kozel
(720) 541-7913
EDITORIAL ADVISORY
COMMITTEE
Jim Adams
University of Michigan
Nina Axelson
District Energy St. Paul
Richard Damecour
FVB Energy Inc.
Vance Nall
RMF Engineering Inc.
Andrea I. Sarmentero Garzón
Jennings, Strouss & Salmon
Aurel Selezeanu
Duke University
TO CONTACT
THE PUBLICATION:
District Energy
24 Lyman St., Suite 230
Westborough, MA 01581
(508) 366-9339
(508) 366-0019 (fax)
idea@districtenergy.org
10% POST
CONSUMER
WASTE
BOARD OF DIRECTORS 2018-2019
EXECU TIVE COMMITTEE
CHAIR
JIM LODGE
Clearway Energy Inc.
(602) 281-9844
james.lodge@
clearwayenergy.com
VICE CHAIR
SCOTT CLARK, P.E., CEM
Burns & McDonnell
(817) 233-1540
spclark@burnsmcd.com
SECOND VICE CHAIR
CHRISTOPHER POTTER
Architect of the Capitol
(202) 226-3864
cpotter@aoc.gov
SECRETARY/TREASURER
ROBERT MANNING
Harvard University
(617) 496-1405
robert_manning@harvard.edu
AT LARGE
DAVID MUSTO
Thermo Systems
(609) 371-3300
david.musto@
thermosystems.com
IMMEDIATE PAST CHAIR
CHRIS LYONS
Solar Turbines
(858) 694-6586
clyons@solarturbines.com
BOARD MEMBERS
NINA AXELSON
Ever-Green Energy
(651) 925-8147
nina.axelson@
ever-greenenergy.com
AHMAD BIN SHAFAR
Empower Energy Solutions
+971 4-375-5555
ahmad.binshafar@empower.ae
CARLYLE COUTINHO*
Enwave Energy Corp.
(416) 392-6838
ccoutinho@enwave.com
RICHARD DAMECOUR*
FVB Energy Inc.
(905) 265-0631
rdamecour@fvbenergy.com
PATRICK DAVIN
Veolia North America
(856) 638-6834
pat.davin@veolia.com
DAN DIXON
District Energy Corp.
(402) 473-3373
ddixon@les.com
KEVIN FOX
Jacobs Engineering Group
(817) 372-3134
kevin.fox@jacobs.com
TRAVIS HICKFORD-KULAK*
Corix Utilities
(604) 455-3549
travis.kulak@corix.com
HENRY JOHNSTONE
GLHN Architects & Engineers
(520) 881-4546
hjohnsto@glhn.com
JOAN KOWAL
Emory University
(404) 727-7003
joan.kowal@emory.edu
TOM NYQUIST
Princeton University
(609) 258-5472
tnyquist@princeton.edu
TIM PEER
Bond Brothers Inc.
(607) 592-2198
tpeer@bondbrothers.com
JOE RIEMER
Trane
(608) 787-4669
jriemer@trane.com
MEGHAN RIESTERER
Oberlin College
(440) 775-5663
meghan.riesterer@oberlin.edu
MARK D. VOGLER
Citizens Thermal
(317) 927-4632
mvogler@
citizensenergygroup.com
DAVID WOODSON*
The University of British
Columbia | Vancouver Campus
(604) 822-0971
david.woodson@ubc.ca
*Canadian Seat
EX-OFFICIO
PRESIDENT & CEO
ROBERT P. THORNTON
IDEA
(508) 366-9339
rob.idea@districtenergy.org
LEGISLATIVE DIRECTOR
MARK SPURR
FVB Energy Inc.
(612) 607-4544
mspurr@fvbenergy.com
LEGAL COUNSEL
JOEL GREENE
Jennings, Strouss & Salmon
(202) 371-9889
jgreene@jsslaw.com
District Energy (ISSN 1077-6222)
USPS No. 158-240 is published
quarterly by the International District
Energy Association, 24 Lyman St.,
Suite 230, Westborough, MA 01581-
1483. Phone: (508) 366-9339. Home
page: http://www.districtenergy.org.
Yearly nonmember subscription
price: $50 USA; all international $75.
Single copy: $15 and $20 respectively. Forty dollars of all membership dues are allocated to subscriptions. Periodical postage paid at
Westborough, Mass., and additional
mailing offices. Postmaster: Send
address changes to District Energy,
International District Energy
Association, 24 Lyman St., Suite 230,
Westborough, MA 01581-1483.
Statements and opinions
advanced in articles are to be
understood as the individual
expressions of the authors and are
not necessarily those of District
Energy or the International District
Energy Association. The appearance
of advertising in IDEA’s publications
and on its websites in no way
implies endorsement or approval
by IDEA of any advertising claims
or of the advertiser, its product or
services.
IDEA was founded in 1909. Its
purpose is to foster the success of
its members as leaders in providing reliable, economical, efficient
and environmentally sound district
energy services. The association’s
membership consists of representatives from utilities, municipalities,
universities, hospitals, military bases,
airports, industrial parks and other
physical plant systems engaged in
supplying thermal energy in the
form of steam, hot water and/or
chilled water for heating, cooling
and process uses. It also represents
engineers; architects; financial, legal
and management consultants; and
manufacturers who supply services
and equipment for community energy systems.
District Energy is indexed by
Engineering Index Inc.
District Energy
UP NEXT
CampusEnergy2019
Feb. 26 – March 1, 2019
Hilton New Orleans Riverside
New Orleans, La.
See page 33 for conference details.
This year’s IDEA campus energy
conference, CampusEnergy2019,
will take place in New Orleans.
With a focus on peer exchange, best practices
and innovation, the IDEA campus energy conference has proven invaluable for connecting
like-minded campus utility professionals and
keeping pace with new information. Since campus energy and sustainability professionals
face many of the same challenges in planning
and operating efficient, reliable campus utili-
The International District Energy Association presents:
Feb. 26 - March 1, 2019 I New Orleans, La.
CONFERENCE PREVIEW
Who Should Attend
CampusEnergy2019 is the place for campus, hospital and
military energy managers, community energy planners and
developers, business partners, consulting engineers, sustainability directors, and energy policy makers. Operational staff
responsible for thermal and electric distribution systems will
benefit from the 29th Annual Thermal Distribution Workshop
and the Microgrid Workshop.
Attendees from the operations of college, university and
campus systems are invited to a special “members-only”
