District Heating & Cooling

3rd Quarter 1993 | Volume 79 Number 1

On the Cover

A view of Tulsa, Oklahoma, the site of IDHCA's 1993 District Cooling Conference to be held October 28 and 29.

Chiller Assures Hot Future for Community Energy System (p12)

Pam Crandsll, Communications Manager, Trigen-Oklahoma; Mike ElDorado, Vice President of Engineering, Trigen-Oklahoma

Trigen Oklahoma combines new production and old refrigeration conceptswith its new "Trigeneration Chilling System" that has been installed in Tulsa and Oklahoma City. This system demonstrates that environmentally benign ammonia can be a safe and reliable refrigerant for district cooling.

Producing Energy as if People Mattered (p5)

Paul Wertman, M.A., Advisor, Ouje-Bougoumou Cree Nation, Ouje-Bougoumou, James Bay Territory; Richard Damecour. P-Eng., MBA, Business Development, FVB District Energy, Inc., Edmonton, Alberta, Canada

The Ouje-Bougoumou Cree Nation has demonstrated a strong sense of community leadership and responsibility through the use of district heating and waste fuel. Environmental and economic development goals are being realized with their new community energy system.

Small-Scale Cogeneration System Proves Itself in St. Paul (p19)

Matthew J. Schuerger, P.E., Vice President. Engineering and Planning, District Energy St. Paul, Inc.

In 1990, District Energy St. Paul added the production of electricity to its heating business. Their experience shows that even small-scale cogeneration can help the bottom line.

Conference Signals New Goals for IDHCA's Future (p24)

Thomas A. Casten, President, Trigen Energy Corporation

With a District Heating and Cooling industry characterization study from the National Action Plan nearing completion, IDHCA's new president Tom Casten outlines a vision for the Association. Key reasons why significant growth of community energy systems is possible and needed are presented. Also included is a wrap-up featuring photos of the suppliers who participated and award winners from the 84th Annual Conference.