Alexandria Stuart and Caley Johnson

Alexandria Stuart is a mechanical engineer at CDM Smith, focusing on the design of HVAC and plumbing systems for wastewater and water treatment plants. Caley Johnson is a mechanical engineer at CDM Smith, focusing on the design of HVAC and plumbing systems for wastewater and water treatment plants.

Articles

The dedicated outdoor air systems (DOAS) unit shown is serving an administration building at Houston’s Northeast Water Purification Plant. Courtesy: CDM Smith
HVAC/R and Mechanical July 18, 2023

Case study: How can DOAS serve a water treatment plant?

A water treatment plant expansion required DOAS to serve buildings that needed a lot of outdoor air

By Alexandria Stuart and Caley Johnson
Figure 1: This figure displays a typical dedicated outdoor air systems (DOAS) unit configuration. Courtesy: CDM Smith
HVAC/R and Mechanical July 17, 2023

Back to basics: Introduction to dedicated outdoor air systems

Outdoor air is an important component of a building’s overall health and well-being

By Alexandria Stuart and Caley Johnson
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