Empirical Validation of Whole Building Energy Simulation Program under Free-Floating Conditions

Hyojin Kim, Elizabeth Scacifero, Minkyeong Park, Piljae Im, Lisa Ng, Brian Dougherty, Vance Payne

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This paper presents one of the ongoing EnergyPlus validation efforts using a low-load residential single family home: the Net-Zero Energy Residential Test Facility (NZERTF) located on the campus of NIST in Gaithersburg, MD, USA. This paper presents the preliminary results of a free-floating test during the heating season when the HVAC system stayed OFF for one week. The EnergyPlus model of the NZERTF was first created based on as-built drawings and then refined to properly reflect the test conditions. Highlights of this work include the use of advanced interzonal and infiltration airflow calculations using CONTAM airflow program and a comparison of two ground heat transfer models to improve the EnergyPlus model.

Original languageEnglish (US)
Title of host publication2022 Building Performance Analysis Conference and SimBuild, IBPSA 2022
PublisherAmerican Society of Heating Refrigerating and Air-Conditioning Engineers
Pages406-413
Number of pages8
ISBN (Electronic)9781955516211
StatePublished - 2022
Event2022 Building Performance Analysis Conference and SimBuild, IBPSA 2022 - Chicago, United States
Duration: Sep 14 2022Sep 16 2022

Publication series

NameASHRAE and IBPSA-USA Building Simulation Conference
Volume2022-September
ISSN (Electronic)2574-6308

Conference

Conference2022 Building Performance Analysis Conference and SimBuild, IBPSA 2022
Country/TerritoryUnited States
CityChicago
Period9/14/229/16/22

All Science Journal Classification (ASJC) codes

  • Architecture
  • Modeling and Simulation

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