Get Started Using BEopt

June 22, 2015
July/August 2015
This online-only article is a supplement to the July/August 2015 print edition of Home Energy Magazine.
Click here to read more articles about Software
  1. Download BEopt and EnergyPlus or DOE-2. Once they are installed, start BEopt and select either New Construction or Retrofit mode.
  2. Geometry screen. Click and drag to draw your building floor plan.
  3. Options screen. Select building component options to analyze in each category (wall insulation, air leakage, air conditioner efficiency, and so on). In Design mode, one option per category can be selected. In Parametric and Optimization modes, multiple options per category can be selected by Control- or Shift-clicking.
    Options screen
  4. Site screen. Specify location, utility rates, and economic parameters.
  5. Click the Run button to start running simulations. The first time you run simulations, you will be prompted to point to the installation directory for EnergyPlus or DOE-2. This setting is also accessible from Tools > Settings > Simulation Engines.
    Site screen
  6. Output screen. The optimization curve is displayed in the upper left. Each point represents a different design and can be selected to examine the breakdown of energy end uses (bottom left) and the descriptions and costs of the options making up that design (right side of screen).

For more help getting started, watch the training videos.

See our feature, "Using BEopt to Optimize Home Energy Performance" to learn how to optimize single-family homes using BEopt.
  • 1
  • NEXT
  • LAST
Click here to view this article on a single page.
© Home Energy Magazine 2023, all rights reserved. For permission to reprint, please send an e-mail to
Discuss this article in the Tools of the Trade group on Home Energy Pros!

Add a new article comment!

Enter your comments in the box below:

(Please note that all comments are subject to review prior to posting.)


While we will do our best to monitor all comments and blog posts for accuracy and relevancy, Home Energy is not responsible for content posted by our readers or third parties. Home Energy reserves the right to edit or remove comments or blog posts that do not meet our community guidelines.

Related Articles
SPONSORED CONTENT What is Home Performance? Learn about the largest association dedicated to home performance and weatherization contractors. Learn more! Watch Video