ashrae 90.1 Archives - RL Deppmann

Water Side Economizers Part 9: Heat Exchanger Pressure Drop

Norm Hall July 17, 2023Waterside Economizer, Monday Morning Minutes, Heat Exchangers, ASHRAE 90.1, Hydronic System Design, Codes and Standards, Chilled Water, Waterside Economizer

The water side economizer pressure drop is an important point for the engineer to consider. The ASHRAE 90.1-2013 energy standard requires the pressure drop of …

Water Side Economizers Part 4: Chilled Water Temperatures

Norm Hall June 5, 2023Monday Morning Minutes, Heat Exchangers, ASHRAE 90.1, Hydronic System Design, Cooling Towers, Codes and Standards, Energy and Water Saving, Chilled Water, Waterside Economizer

Waterside economizers per ASHRAE 90.1-2013 and 2010 shall provide up to 100% of the expected system cooling load at outdoor air temperatures of 50°F dry …

Plate Heat Exchanger AHRI Code

AHRI Includes Plate Heat Exchanger Testing – FAQs

Norm Hall January 21, 2019Monday Morning Minutes, Heat Exchangers, ASHRAE 90.1, Plate Type, Codes and Standards, Selection and Specification, Heat Exchangers

The ASHRAE Energy Standard 90.1 and the 2015 Michigan Energy Code require the AHRI plate heat exchangers used in heating and cooling applications be tested …