This chiller plant retrofit team encountered challenging existing conditions and an-swered with savvy choices for piping and valves as well as the chillers. Good communication, accurate documentation, and a creative bidding idea you might want to borrow also contributed to bringing the mechanical work in effectively and on budget.

A little lesson in earth science can help with occupant comfort.

Putting a process in place can help to guarantee future leadership.

Looking for an upside in some unwanted HVAC-related headlines.

Natural gas or diesel? Parallel or multiple standalone design? The authors look at facility types, code-related load categories, and more to inform your own decisions in the world of standby power.

Pumps, flues, valves, sizing, maintenance ... there’s a lot more to consider than just the boiler. Keep the car metaphor in mind, and your next replacement might not drive you to despair.

Are we headed for a scenario reminiscent of big-budget disaster films? Maybe not. But when it comes to water usage, it’s time for engineers to put down the popcorn and embrace a new role: designer of more responsible data centers. Optimizing cooling towers, boosting the CoC, and considering your WUE are just three steps for maintaining the flow of information while minimizing the flow of H₂O.

At project demolition, do you recycle, reuse, or replace existing equipment? And who decides?