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Articles by Rebecca Thatcher Ellis, P.E.

Commissioning: Stop, Look & Listen

Over the last couple months, this column has been about retrocommissioning, commissioning existing building systems that have never been commis-sioned before. There is no question that there is great potential to be realized through a retrocommissioning process, primarily in terms of improved system performance and decreased energy consumption. However, successful retrocommissioning is not something can be accomplished in a vacuum by a commissioning professional; it depends heavily on the building’s O&M staff.

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Commissioning: Core and Shell and Tenant Fit-Out Projects, Part 2

Last month, this column addressed special considerations for developing the owner’s project requirements/DID for projects that are designed and constructed as a core and shell (C&S) by the developer with customized tenant fit-out (TFO) of occupied spaces as they are leased. Documenting the owner’s project requirements/design intent is valuable for any project and is imperative for commissioned projects.
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Commissioning: Core & Shell -- and Tenant Fit-Out Projects

It is exciting to see that the benefits of commissioning are being realized by more and more commercial real estate developers and their tenants. A traditional speculative office building presents special challenges for the commissioning process. In the commercial real estate market, many office buildings are constructed as a core and shell (C&S) by the developer with customized tenant fit-out (TFO) of occupied spaces as they are leased.
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On-Site Critical Power Generation for the Data Center & Other Critical Facilities

Can your data center survive a 48 hour outage? Can you continue to pay escalating utility power bills in the years to come? On site "critical" power generation is the inevitable answer for these challenges. 

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2015 March

Check out the March issue of ES with the cover story: High-Rise Overhaul, and features: Selecting & Installing Fire And Smoke Dampers To Ensure Code Compliance; Energy Optimization In Existing Buildings; and The Skinny On Reactors For VFDs.
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Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!

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