Understanding Primary Secondary Pumping Part 3: Avoiding Low Delta T Syndrome

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By Chris Edmondson

Low Delta T Syndrome.  The terminology alone strikes fear in the hearts of anyone involved in chiller plant design or operation.  We know Low Delta T Syndrome is bad.  We know it wastes energy.  The very topic has given rise to countless technical articles and white papers that most of us haven’t the time or patience read.  But take heart because believe it or not, if you’ve read and understand Part 1 and Part 2 of this Series, you already have the building blocks to understand Low Delta T Syndrome.  You just don’t know it yet.

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Understanding Primary Secondary Pumping Part 2: Mixing Temperatures (and Flows!) in a Hydronic System

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By Chris Edmondson

What happens in a pipe when water of two different temperatures (and perhaps different flow rates) merge? 

There’s a pretty straightforward formula that tells you exactly what the resultant water temperature will be. In this blog, we’ll go over that calculation, as well as take a closer look at how blended temperatures

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Understanding Primary Secondary Pumping Part 1: Behold the Humble Tee!

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Are you involved in the design or installation of hydronic systems?  Do you anticipate becoming involved?

 If you answered yes to either of these questions, this blog series on primary/secondary pumping will interest you.  If you are a hydronic’s veteran, feel free to skip the first few blogs in the series – they may be too much of a review.  Better yet, pass them onto a junior associate and

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