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Articles by Rebecca Thatcher Ellis, P.E.

Commissioning: Testing Frustrations

September 1, 2009
Face time and prep time might have kept this test on course.
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Commissioning: Trend Log or Ongoing Monitoring and Optimization

August 1, 2009
Pick your points and select your scope to avoid getting overwhelmed.
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Commissioning: Trend Log Analysis II

July 1, 2009
In which a mysterious five-degree difference is a $4,400/yr anomaly.
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Commissioning: Commissioning And Incomplete Design Documents

May 1, 2009
What if the building starts before the design is finished?
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Commissioning: Trend Log Analysis

May 1, 2009
How to spot performance problems hidden beneath the surface?
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Commissioning: When There Is No O&M Representative

April 1, 2009
At the least, determining what general maintenance model will be used can pay off later.
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Commissioning: Preparation For LEED® For Existing Buildings

March 1, 2009
You got the initial certification. Now what’s the best path to EB?LEED® for Existing Buildings: Operations & Maintenance (LEED EB) is to building operations what LEED for New Construction (LEED
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Commissioning: Preparing for Energy Metering And Management

February 1, 2009
Including metering language in the project requirements gives it a fighting chance.
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Commissioning: Preparing for Systems Optimization

January 9, 2009
How you pick points and deal with data can make the difference.
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Commissioning: Commissioning Is Just The Start

December 1, 2008
And when it comes to system optimization, occupancy only marks the end of the beginning.
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Design Flaws

Following up on Howard McKew's April "Tomorrow's Environment" column: Have you ever thought twice about reporting problems with another firm's design? What did you do?
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The Green Energy Management Book

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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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