Thanks to visit codestin.com
Credit goes to github.com

Skip to content

Update heat pump HERS sizing methodology#1803

Merged
shorowit merged 6 commits into
masterfrom
hers_sizing_methodology
Aug 9, 2024
Merged

Update heat pump HERS sizing methodology#1803
shorowit merged 6 commits into
masterfrom
hers_sizing_methodology

Conversation

@shorowit

@shorowit shorowit commented Aug 8, 2024

Copy link
Copy Markdown
Contributor

Pull Request Description

Closes #1781. Updates heat pump HERS sizing methodology to better prevent unmet hours in warmer climates.

  • Previous: autosized heat pumps have their nominal capacity sized equal to the larger of heating/cooling design loads.
  • Now: same as ACCA except autosized heat pumps have their nominal capacity sized equal to at least the larger of heating and sensible cooling design loads.

Checklist

Not all may apply:

  • Schematron validator (EPvalidator.xml) has been updated
  • Sample files have been added/updated (openstudio tasks.rb update_hpxmls)
  • Tests have been added/updated (e.g., HPXMLtoOpenStudio/tests/test*.rb and/or workflow/tests/test*.rb)
  • Documentation has been updated
  • Changelog has been updated
  • openstudio tasks.rb update_measures has been run
  • No unexpected changes to simulation results of sample files

@shorowit shorowit self-assigned this Aug 8, 2024
GitHub Action and others added 4 commits August 8, 2024 20:09
…o hers_sizing_methodology

# Conflicts:
#	HPXMLtoOpenStudio/measure.xml
…o hers_sizing_methodology

# Conflicts:
#	HPXMLtoOpenStudio/measure.xml

[ci skip]
@shorowit shorowit marked this pull request as ready for review August 9, 2024 20:28
@shorowit

shorowit commented Aug 9, 2024

Copy link
Copy Markdown
Contributor Author

Changes to results for OS-ERI CI tests and @bpark1327's HVAC analysis confirm the improvement.

@shorowit shorowit merged commit f48f26e into master Aug 9, 2024
@shorowit shorowit deleted the hers_sizing_methodology branch August 9, 2024 20:37
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

None yet

Projects

Archived in project

Development

Successfully merging this pull request may close these issues.

Large unmet hours for very efficient new home

1 participant