Entries by Kevin Heslin

ATD Interview: Christopher Johnston, Syska Hennessy

Industry Perspective: Three Accredited Tier Designers discuss 25 years of data center evolution The experiences of Christopher Johnston, Elie Siam, and Dennis Julian are very different. Yet, their experiences as Accredited Tier Designers (ATDs) all highlight the pace of change in the industry. Somehow, though, despite significant changes in how IT services are delivered and […]

Fuel System Design and Reliability

Topology and operational sustainability considerations must drive fuel system design. When Superstorm Sandy hit the Northeastern U.S., some data center owners and operators discovered that they hadn’t considered and treated their fuel systems as part of a mission-critical system. In one highly publicized story, a data center operator in New York City was forced to use a […]