Articles by Rebecca Thatcher Ellis, P.E.

Commissioning: On-Board Equipment Controls Integration

February 1, 2010
Design engineers need to step up how their specs sort out sequencing details.
Read More

Commissioning: Controls Design Timing

January 1, 2010
There’s a right stage for every delivery method, but it may be sooner than you think.
Read More

Commissioning: LEED®, Commissioning and Energy Conservation

December 1, 2009
Most versions of the USGBC’s LEED® rating system include prerequisites for minimum energy performance and for commissioning. These two critical criteria, however, are not explicitly linked, and I believe LEED certification may be more meaningful and effective if they were.
Read More

Commissioning: Commissioning & Energy Conservation

October 1, 2009
Having the first doesn’t guarantee the second, but the second is much more difficult without the first.
Read More

Commissioning: Testing Frustrations

September 1, 2009
Face time and prep time might have kept this test on course.
Read More

Commissioning: Trend Log or Ongoing Monitoring and Optimization

August 1, 2009
Pick your points and select your scope to avoid getting overwhelmed.
Read More

Commissioning: Trend Log Analysis II

July 1, 2009
In which a mysterious five-degree difference is a $4,400/yr anomaly.
Read More

Commissioning: Commissioning And Incomplete Design Documents

May 1, 2009
What if the building starts before the design is finished?
Read More

Commissioning: Trend Log Analysis

May 1, 2009
How to spot performance problems hidden beneath the surface?
Read More

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.
Read More



Image Galleries

ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
3/25/14 2:00 pm EST

Improving Cooling and PUE in Existing Data Centers

On-Demand This webinar will provide cost-effective practical tips and feasible retrofit solutions that can be implemented in operational data centers to address some cooling issues and improve energy efficiency.

Engineered Systems Magazine

Es August 2014 cover

2014 August

Check out the August 2014 issue of Engineered Systems, with features on UFAD systems, cloud services, and much more!

Table Of Contents Subscribe

Data Collection

Following Paul Ehrlich's BAS column, what describes your team's performance with data collection, normalization/storage, and analytics/reporting?
View Results Poll Archive


The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

More Products

Clear Seas Research

Clear Seas Research ImageWith access to over one million professionals and more than 60 industry-specific publications,Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

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!


new Facebook icon Twitter icon YouTube iconLinkedIn icon  Google+