Search Results - "Persily, Andrew"

Ultrafine Particle Removal and Ozone Generation by In-Duct Electrostatic Precipitators by Poppendieck, Dustin G, Rim, Donghyun, Persily, Andrew K

“…Human exposure to airborne ultrafine particles (UFP, < 100 nm) has been shown to have adverse health effects and can be elevated in buildings. In-duct…”
Get full text

IAQ and energy impacts of ventilation strategies and building envelope airtightness in a big box retail building by Ng, Lisa C., Persily, Andrew K., Emmerich, Steven J.

“…Heating, ventilating, and air conditioning (HVAC) systems in buildings are designed to provide thermally comfortable conditions and to maintain acceptable…”
Get full text

Improving infiltration modeling in commercial building energy models by Ng, Lisa C., Persily, Andrew K., Emmerich, Steven J.

“…•Energy simulation inadequately accounts for infiltration and improved airtightness.•Methods proposed to incorporate airflow into building energy…”
Get full text

Indoor Ultrafine Particles of Outdoor Origin: Importance of Window Opening Area and Fan Operation Condition by Rim, Donghyun, Wallace, Lance A, Persily, Andrew K

“…Inhalation exposure to ambient ultrafine particles (UFP) has been shown to induce adverse health effects such as respiratory and cardiovascular mortality…”
Get full text

Multizone airflow models for calculating infiltration rates in commercial reference buildings by Ng, Lisa C., Musser, Amy, Persily, Andrew K., Emmerich, Steven J.

“…► Development of CONTAM models of DOE reference buildings for airflow analyses. ► Annual airflow simulations using CONTAM for six reference buildings in…”
Get full text

Estimating real-time infiltration for use in residential ventilation control by Ng, Lisa C., Zimmerman, Stephen, Good, Jeremy, Toll, Brian, Emmerich, Steven J., Persily, Andrew K.

“…Minimum outdoor air ventilation rates specified in standards such as ASHRAE Standard 62.2–2016 are generally based on envelope airtightness, building floor…”
Get full text

Multizone modeling of strategies to reduce the spread of airborne infectious agents in healthcare facilities by Emmerich, Steven J., Heinzerling, David, Choi, Jung-il, Persily, Andrew K.

“…Control of airborne infectious agents in hospitals is critical both to effective healthcare and to the control of direct and indirect health care costs…”
Get full text

Long term air quality monitoring in a net-zero energy residence designed with low emitting interior products by Poppendieck, Dustin G., Ng, Lisa C., Persily, Andrew K., Hodgson, Alfred T.

“…The National Institute of Standards and Technology (NIST) constructed a Net Zero Energy Residential Test Facility (NZERTF) to support the development and…”
Get full text

Indoor air quality analyses of commercial reference buildings by Ng, Lisa C., Musser, Amy, Persily, Andrew K., Emmerich, Steven J.

“…Sixteen commercial reference buildings were created in the multizone airflow and contaminant transport program CONTAM in order to support airflow and indoor…”
Get full text

Literature review on field study of ventilation and indoor air quality performance verification in high-performance commercial buildings in North America by Emmerich, Steven J., Teichman, Kevin Y., Persily, Andrew K.

“…In this article, the authors summarize the results of field studies to evaluate the ventilation and indoor air quality performance in high-performance…”
Get full text

Development and application of an indoor carbon dioxide metric by Persily, Andrew

“…Indoor carbon dioxide (CO2) concentrations have been considered for decades in evaluating indoor air quality (IAQ) and ventilation, and more recently in…”
Get full text

A stiff, variable time step transport solver for CONTAM by Lorenzetti, David M., Dols, W. Stuart, Persily, Andrew K., Sohn, Michael D.

“…We describe the implementation of a new transport solver for CONTAM, a whole-building airflow and contaminant transport model developed by the National…”
Get full text

Area-specific airflow rates for evaluating the impacts of VOC emissions in U.S. single-family homes by Chen, Wenhao, Persily, Andrew K., Hodgson, Alfred T., Offermann, Francis J., Poppendieck, Dustin, Kumagai, Kazukiyo

“…Product loading ratio and area-specific airflow rate are among the key parameters required for indoor air quality (IAQ) modeling and exposure health assessment…”
Get full text

Carbon monoxide generation, dispersion and exposure from indoor operation of gasoline-powered electric generators under actual weather conditions by Wang, Liangzhu, Emmerich, Steven J., Persily, Andrew K., Lin, Cheng-Chun

“…Gasoline-powered electric generators are widely used during power outages such as those caused by hurricanes and winter storms. Based on currently available…”
Get full text

In Situ Experimental Study of Carbon Monoxide Generation by Gasoline-Powered Electric Generator in an Enclosed Space by Wang, Liangzhu, Emmerich, Steven J., Persily, Andrew K.

“…On the basis of currently available data, approximately 97% of generator-related carbon monoxide (CO) fatalities are caused by operating currently marketed,…”
Get full text

Challenges in developing ventilation and indoor air quality standards: The story of ASHRAE Standard 62 by Persily, Andrew

“…Building ventilation has long been recognized for its role in occupant health, comfort and productivity, with some of the first recommendations on building…”
Get full text

Impacts of airtightening retrofits on ventilation rates and energy consumption in a manufactured home by Nabinger, Steven, Persily, Andrew

“…► We examine the impact of airtightening on air changes and energy in a house. ► The retrofits decrease the air change rates significantly. ► The retrofits…”
Get full text

Survey of ventilation rates in office buildings by Persily, Andrew K., Gorfain, Josh, Brunner, Greg

“…Building ventilation is a primary determinant of indoor air quality in buildings as it impacts indoor contaminant concentrations and occupant comfort. However,…”
Get full text

Indoor air quality in sustainable, energy efficient buildings by Persily, Andrew K., Emmerich, Steven J.

“…Building designers, contractors, owners, and managers have long been challenged with providing quality indoor environments at a reasonable energy cost. Current…”
Get full text

Development and Demonstration of a Method to Evaluate Bio-Sampling Strategies Using Building Simulation and Sample Planning Software by Dols, W Stuart, Persily, Andrew K, Morrow, Jayne B, Matzke, Brett D, Sego, Landon H, Nuffer, Lisa L, Pulsipher, Brent A

“…In an effort to validate and demonstrate response and recovery sampling approaches and technologies, the U.S. Department of Homeland Security (DHS), along with…”
Get full text