After reading my September column about using the heart as a guide for energy efficient HVAC design, a forward-thinking ES reader asked about using the respiratory system to think about air handling strategies.
Energy recovery, sensors, and smart deployment of other options can let a system clear the psychrometric hurdle of designing for high outdoor air requirement and high moisture levels.
Dedicated outdoor air systems (DOAS) have been available for over 20 years, with the primary benefit being the ability to decouple outdoor air tempering from conditioned space thermal loads that can be handled by separate, secondary systems.
When an industry leading soft drink beverage distributor needed to expand its distribution center, their facility manager and mechanical engineers reviewed heating and ventilating options and made an interesting decision.
Hearth Pizzeria’s interior entrance area was so cold during the winter months that patrons moved tables and chairs away from the pizzeria’s sunny storefront views of downtown Needham, MA.
Many moons ago, I had the pleasure of interviewing Emmylou Harris for a music magazine. It was midsummer then, too, and the conversation wandered beyond music.<>