District Energy is an official publication of the International District Energy Association. Published quarterly since 1915.
Publisher and President
Robert P. Thornton
Executive Editor
Monica Westerlund
Technical Editor
Anthony Mirabella
Advertising Sales
Tanya Kozel
Art Director
Dick Garrison
Editorial Advisory Committee
Chris Asimakis
Enwave, Toronto
Ray DuBose
University of North Carolina at Chapel Hill
Joe Hoose
Cool Systems, Inc.
Jack Kattner
Kattner Associates
Doug Maust
HGA Architecture Engineering Planning
Mike Nagel
University of Minnesota
Steve Spiwak
Nalco Company
David Woods
Energy Systems Company of Omaha
To contact the publication:
District Energy
125 Turnpike Road, Suite 4
Westborough, MA 01581-2841
(508) 366-9339
(508) 366-0019 (fax)
idea@districtenergy.org
Board of Directors
2006-2007
Executive Committee
Chair
GARY RUGEL
EVAPCO Inc.
5151 Allendale Lane
Taneytown, MD 21787
(410) 756-2600
(410) 756-6450 fax
grugel@evapco.com
Vice Chair
ROBERT SMITH
RMF Engineering, Inc.
190 West Ostend Street
Baltimore, MD 21230
(410) 576-0505
(410) 385-0327 fax
rdsmith@rmf.com
Second Vice Chair
DENNIS FOTINOS
Enwave Energy Corporation
181 University Ave, Ste 1710
Toronto, Ontario M5H 3M7
Canada
(416) 338-8912
(416) 338-8925 fax
dfotinos@enwave.com
Secretary/Treasurer
TOM GUGLIELMI
NRG Thermal LLC
Suite 2600
80 S. 8th Street
Minneapolis, MN 55402
(612) 436-4106
(612) 349-6067 fax
tom.guglielmi@nrgenergy.com
At-Large
JUAN MANUEL ONTIVEROS
University of Texas at Austin
PO Drawer 7850
Austin, TX 78713
(512) 232-4191
(512) 471-3311 fax
juano@mail.utexas.edu
Past Chair
CHERYL GOMEZ
University of Virginia
575 Alderman Road
P.O. Box 400726
Charlottesville, VA 22904-4726
(434) 982-5414
(434) 982-5894 fax
CLG9Y@Virginia.edu
Board Members
GORDON APPERLEY
UBC Utilities
2040 West Mall, Room 114
Vancouver, BC V6T 1Z2
Canada
(604) 822-0971
(604) 822-8833 fax
gapperley@utilities.ubc.ca
VINCENT BADALI
Johnson Controls, Inc.
Energy Systems & Services
2600 Christian Street
Philadelphia, PA 19146
(267) 350-5860
(215) 875-6910 fax
vbadali@tgnops.com
CLIFF BRADDOCK
Austin Energy
721 Barton Springs Road
Austin, TX 78704
(512) 322-6302
(512) 322-6016 fax
cliff.braddock@austinenergy.com
JOSEPH BRILLHART
York, a Johnson Controls company
PO Box 1592 - 232S
631 South Richland Avenue
York, PA 17405
(717) 771-6114
(717) 771-6844 fax
joseph.brillhart@york.com
JOHN CARLSON
Entergy Corporation
1661 Gravier Street
New Orleans, LA 70112
(504) 569-2120
(504) 569-2120 fax
jcarls1@entergy.com
KENNETH CLARK
Burns & McDonnell Engineering
Co., Inc.
9400 Ward Pkwy
Kansas City, MO 64114
(816) 822-3109
(816) 822-3415 fax
kmclark@burnsmcd.com
JOHNATHAN COLEMAN
Northern Power Systems
182 Mad River Park
Waitsfield, VT 05673
(802) 338-5855
(802) 496-2953 fax
jacoleman@northernpower.com
W. LYNN CRAWFORD
Carter-Burgess
55 Waugh Drive Suite 800
Houston, TX 77219-1487
(713) 803-2172
(713) 869-2556 fax
crawfordwl@c-b.com
DAVID LEACH
Thermal Science Technologies LLC
7526-R Connelley Drive
Hanover, MD 21076-1600
(877) 266-3834
(410) 760-0028 fax
David@thermalsciencetech.com
JIM LODGE
Northwind Phoenix
400 E. Van Buren Street
PO Box 53901 MS 103
Phoenix, AZ 85072-3901
(602) 744-5030
(602) 744-5136 fax
jlodge@northwindphx.com
P. FERMAN MILSTER
University of Iowa Power Plant
207 Burlington Street West
Iowa City, IA 52242-1523
(319) 335-5132
(319) 335-6082 fax
ferman-milster@uiowa.edu
RICHARD J. PUCAK
Akron Thermal LP
226 Opportunity Parkway
Akron, OH 44307
(330) 374-0600
(330) 374-0202 fax
rpucak@akronthermal.com
DANY JOSEPH SAFI
National Central Cooling Co.
“Tabreed”
Abu Dhabi Mall, West Tower
13th Floor PO Box 29478
Abu Dhabi, UAE
+971 2 6455007
+971 2 6455008 fax
dsafi@tabreed.com
WILLIAM VERGE
University of Michigan
1110 E. Huron
Ann Arbor, MI 48104
(734) 936-4219
(734) 647-0967 fax
bverge@umich.edu
Ex-Officio
Robert P. Thornton
Monica L. Westerlund
Legislative Director
Mark Spurr
Legal Counsel
Joel L. Greene
District Energy (ISSN 1077-6222) USPS No. 158-240 is published quarterly by the International District or approval by IDEA of any advertising claims or of the advertiser, its product, or services.
Energy Association, 125 Turnpike Road, Suite 4, Westborough, MA 01581-2841. Phone: (508) 366-
9339. Home page: http://www.districtenergy.org. 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
Yearly non-member subscription price: $50 USA; all international $75. Single copy: $15 and $20 membership consists of representatives from utilities, municipalities, universities, hospitals, military bases,
respectively. Forty dollars of all membership dues are allocated to subscriptions. Periodical postage airports, industrial parks and other physical plant systems engaged in supplying thermal energy in the
paid at Westborough, Mass., and additional mailing offices. Postmaster: Send address changes to form of steam, hot water and/or chilled water for heating, cooling and process uses. It also represents
District Energy, International District Energy Association, 125 Turnpike Road, Suite 4, Westborough, engineers; architects; financial, legal, and management consultants; and manufacturers who supply
MA 01581-2841. services and equipment for community energy systems.
Statements and opinions advanced in articles are to be understood as the individual expressions of Copyright © 2007 by the International District Energy Association. All rights reserved. Articles appearing
the authors and are not necessarily those of District Energy or the International District Energy Association. in District Energy may not be reproduced in whole or in part in any other publication without the
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