Tag: temperature

  • Choosing a Base Temperature for Degree Days

    Subtitle:  This reference point is important when using degree days for energy consumption analysis Images:  Degree days are a combination of time and temperature. We looked at their uses and where they come from in Part 1 of this series, and now it’s time to go a little deeper. The temperature enters as a temperature…

  • Calculating Heating Degree Days

    Subtitle:  A lot of people know the number of HDD for their location — but where does that number come from? Images:  Let’s say you did some work on your home to make it more energy-efficient: air sealing, more attic insulation, and a duct system retrofit. You’ve got your energy bills for 12 months before…

  • What Is Heat?

    Subtitle:  An exploration into the deeper meaning of a word we use all the time Images:  While you slept last nigh…