Items Tagged with 'heat transfer'

ARTICLES

Heat Transfer: Nature Versus Math

Formulas and Assumptions Don’t Always Predict what Happens

The following formula has been around the North American hydronics industry for a long time: Btuh = 500 x gpm x delta T. It can be used to estimate the rate of heat transfer into or out of a device that has a stream of water flowing through it at a known flow rate, and with a measured temperature change between the inlet and outlet of that water stream.


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Papers Ponder Ammonia, Heat Transfer

Ongoing Developments Regarding Natural Refrigerants and Continued Commitment to Refrigeration Basics

Making ammonia work in traditional HFC territory, trying transcritical CO2 systems in ice rinks, and examining ways to apply refrigeration principles to heat transfer rates were just three topics of 13 papers (five in Spanish) presented at the most recent Industrial Refrigeration Conference and Expo.


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EVENTS

Training Track

Heat Transfer Fundamentals (STM 301)

2/21/13
Chicago
Subjects covered in the class include the fundamentals of steam heat transfer, different types of heat exchange equipment, heat exchange controls, and stall theory/condensate drainage. Read More

Training Track

Heat Transfer Fundamentals (STM 301)

10/24/13
Chicago
Subjects covered in the class include the fundamentals of steam heat transfer, different types of heat exchange equipment, heat exchange controls, and stall theory/condensate drainage. Read More

Multimedia

Videos

Image Galleries

2015 ACCA Conference

Images from the 2015 ACCA Conference in Grapevine, Texas. Posted on April 8, 2015.

Podcasts

NEWSMakers: Clint Schreck

Clint Schreck, general manager, Columbus Worthington Air, Columbus, Ohio, discusses winning Angie’s List Super Service Award, how to handle online reviews, and much more.

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2015 May 18

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2015 National Plumbing & HVAC Estimator

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