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Search Publications by: Tania Ullah (Fed)

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Displaying 1 - 25 of 34

Impacts of household water demands and water heater delivery temperatures on opportunistic premise plumbing pathogens (OPPPs) in a residential setting

February 1, 2025
Author(s)
Alshae Logan, Jumana Aljafari, Visesh Uppoor, Tania Ullah, Jennifer Dootz
Efforts aimed towards water and energy conservation within residential buildings may create enhanced conditions for Opportunistic Premise Plumbing Pathogens (OPPPs) growth. To investigate this issue, a study was conducted to assess the effect of water

November 2022 NIST Premise Plumbing Research Workshop: Summary and Findings

July 28, 2023
Author(s)
Andrew K. Persily, Marylia Duarte Batista, William M. Healy, Mark A. Kedzierski, Lingnan Lin, Natascha S. Milesi-Ferretti, Tania Ullah, David A. Yashar, Stephen Zimmerman
Premise plumbing systems need to meet a range of performance goals including occupant health and comfort, energy and water efficiency, and reduced environmental impacts. Pressures to improve water efficiency and building water quality, combined with the

A Critical Review on the Factors that Influence Water Quality: From the Water Source to the Fixtures in Residential Buildings

April 10, 2023
Author(s)
Alshae Logan, Marylia Duarte Batista, William M. Healy, Tania Ullah, Andrew Whelton, Timothy Bartrand, Caitlin Proctor, Jennifer Dootz, Visesh Uppoor
Residential buildings provide more opportunities for opportunistic premise plumbing pathogens (OPPPs) exposure via aerosolized water droplets compared to commercial buildings. As such, there needs to be preventative measures in place to reduce these types

Measurement Science Research Needs for Premise Plumbing Systems

May 11, 2020
Author(s)
Andrew K. Persily, David A. Yashar, Natascha S. Milesi-Ferretti, Tania Ullah, William M. Healy
Premise plumbing systems provide key building services and exist in the context of a range of performance goals related to building energy efficiency, water conservation, reduced environmental impacts, and occupant health and comfort. Pressures to improve

Small Changes Yield Large Results at NIST's Net-Zero Energy Residential Test Facility

September 28, 2017
Author(s)
Arthur H. Fanney, William V. Payne, Joshua D. Kneifel, Lisa C. Ng, Brian P. Dougherty, Tania Ullah, William M. Healy, Farhad Omar
The National Institute of Standards and Technology (NIST) has embarked on a multi-year project to establish that a residence can generate, through the use of renewables, the same amount of energy as it consumes while meeting the energy needs of a typical

Performance Data from the NIST Net-Zero Energy Residential Test Facility

January 17, 2017
Author(s)
William M. Healy, Arthur H. Fanney, Brian P. Dougherty, Lisa C. Ng, William V. Payne, Tania Ullah, Farhad Omar
Data were collected over two separate year-long test periods at the Net-Zero Energy Residential Test Facility, a laboratory that is designed to evaluate a variety of technologies and operational strategies that lead to energy efficient houses with

Heat pump concepts for nZEB – Technology developments, design tools and testing of heat pump systems for nZEB in the USA, Country report IEA HPT Annex 40 Task 2, Task 3 and Task 4 of the USA

December 8, 2015
Author(s)
William V. Payne, Arthur H. Fanney, William M. Healy, Joshua D. Kneifel, Tania Ullah, Farhad Omar, Steven T. Bushby, Brian P. Dougherty, Dustin G. Poppendieck, Lisa C. Ng
The IEA HPT Annex 40 "Heat pump concepts for Nearly Zero Energy Buildings" deals with the application of heat pumps as a core component of the HVAC system for Nearly or Net Zero energy buildings (NZEB). This report covers Task 2 on the system comparison

Net-Zero and Beyond! Design and Performance of NISTs Net-Zero Energy Residential Test Facility

May 15, 2015
Author(s)
Arthur H. Fanney, William V. Payne, Tania Ullah, Lisa C. Ng, Matthew T. Boyd, Farhad Omar, Mark W. Davis, Harrison M. Skye, Brian P. Dougherty, Brian J. Polidoro, William M. Healy, Joshua D. Kneifel, Betsy Pettit
A Net-Zero Energy Residential Test Facility has been constructed at the National Institute of Standards and Technology in Gaithersburg, Maryland. The facility is being used to demonstrate that a home similar in size, aesthetics, and amenities to those in