We continue our multifaceted look at the critical issue of hospital-acquired infections (HAI), this time through the prism of an industry veteran discussing ultraviolet germi-cidal irradiation and the role it can play in preserving patient health.
At Walter Reed National Military Medical Center, the mission was an air handling overhaul without interrupting the usual delivery of care. The project team delivered a safer, upgraded environment via a new desiccant system, air handlers, increased flexibility in the surgical suites, and more.
Air changes in some but not all spaces, duct liner here but not necessarily there, rooftop unit requirements … do the rounds and get a feel for the current condition of ASHRAE Standard 170, Ventilation of Health Care Facilities.
Retrieving every last bit of performance from the system while stopping short of the surge line is no small feat. Dig into sizing, tower selection, chilled water loads and stability, and condenser water management to leave no efficiency stone unturned. Read more in April issue