March 2015

**REMINDER** ASHRAE Tucson Lunch Meeting


March Lunch Meeting

A Tucson HVAC engineer outlines the interrelationships of Tucson’s energy and water flow from source to end use in serving one of our fundamental human needs . . .  Air Conditioning.   Unique aspects of Arizona’s energy-water nexus is contrasted against the US as a whole. The presentation concludes with a look back at evolution of water and energy use in air conditioning over the past 50 years, and a look forward to possible shifts in technology, building design, and conventional utilities over the next 50 years.

About the Speaker:

Henry Johnstone, began his HVAC career in 1987, as a designer with  the Tucson firm of F&D Associates He is now President of GLHN Architects & Engineers, a multi-discipline A&E firm.  Much of Henry’s career has centered on energy conversion projects ranging from design of residential rooftop gas packs to the planning, design, and commissioning of campus scale district energy system.  



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