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ASHRAE 90.1-2013
ASHRAE 90.1-2013

Variable Speed Chilled Water Systems: Demand Reset

Norm Hall June 21, 2021 Codes and Standards, Control, Cooling, Energy, Hydronic System Design, Monday Morning Minutes, Pumps, Pumps, Variable Speed

There are multiple methods to vary pump speed in HVAC chilled water systems. A common method is the use of a differential pressure transmitter at …

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MIchigan Energy Code
MIchigan Energy Code

Hydronic Chilled and Condenser Water Pipe Sizing per the Michigan Energy Code

Norm Hall January 15, 2018 Codes and Standards, Energy, Hydronic System Design, Monday Morning Minutes, Pipe Sizing

The R. L. Deppmann Monday Morning Minutes will look at near pump piping over the next several weeks. Let’s start by looking at pipe sizing …

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Michigan Energy Code Image
Michigan Energy Code Image

Michigan Rolls ASHRAE 90.1-2013 into the 2015 Michigan Energy Code

Norm Hall September 25, 2017 ASHRAE 90.1, Codes and Standards, Energy, Monday Morning Minutes

The 2015 Michigan Energy Code is changing with an expected effective date of September 20, 2017. The long expected changes to the code were filed …

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  • Products
    • Overview
    • Pumps and Accessories
    • Boilers and Water Heaters
    • Hydronic Systems
    • Plumbing Systems
    • Steam and Condensate
    • Variable Frequency Drives (VFDs)
    • Glycol Installation
    • Snowmelt Designs
  • System Design
    • Overview
    • Project Gallery
    • Selection and Design Tools
  • Contractors
  • Service & Parts
    • Overview
    • Startup and Warranty
    • Parts
    • Service and Maintenance
  • Education
    • Overview
    • Training Opportunities
    • Factory Classes
  • About RLD
    • Overview
    • Team Deppmann
    • R.L. Deppmann Locations
    • Careers
    • Community Engagement
    • Press and News