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Technical Note (NIST TN)

Cement Paste Reference Material (SRM2492) Shelf-Life Extension

September 30, 2016

Author(s)

Alex Olivas, Chiara C. Ferraris, Brian Lang, Jennifer Richter, Raissa Ferron

Cement-based materials (e.g. cement paste, mortar and concrete) are complex rheological fluids that display time-dependent and shear-dependent rheological...

Intelligent Building Agents Laboratory: Hydronic System Design

September 29, 2016

Author(s)

Amanda J. Pertzborn

Achieving national goals of net zero energy buildings requires substantial reduction in the energy consumption of commercial building systems. In 2015...

Instrumented impact tests on miniaturized Charpy specimens of additively manufactured (AM) Ti6Al4V

September 29, 2016

Author(s)

Enrico Lucon, Nikolas W. Hrabe

An investigation on the impact toughness properties of wrought and additively-manufactured (AM) Ti-6Al-4V was conducted at NIST Boulder, by means of...

Novel Method and Apparatus Design for Testing Small Magnetocaloric Samples

September 29, 2016

Author(s)

Mark A. Kedzierski, William V. Payne, Harrison M. Skye

Economic Analysis of Restricting Aggregate-Surfaced Roofing Systems in Tornado Prone Areas of the U.S.

September 27, 2016

Author(s)

Joshua D. Kneifel, Marc L. Levitan, Long T. Phan, Thomas Smith, David T. Butry, Douglas S. Thomas

Identifying Residential FIre Involving Upholstered Furniture within the National Fire Incident Reporting System

September 23, 2016

Author(s)

Douglas S. Thomas, David T. Butry

This Technical Note develops a method for identifying residential fire incidents, reported to the National Fire Incident Reporting System (NFIRS), with missing...

Simulation of Residential Carbon Monoxide Exposure Due to Generator Operation in Enclosed Spaces

September 23, 2016

Author(s)

Steven J. Emmerich, Brian J. Polidoro, William S. Dols

The U.S. Consumer Product Safety Commission (CPSC) and others are concerned about the hazard of acute carbon monoxide (CO) exposures from portable gasoline...

Numerical Simulations of Thermoplastic Burning Rate: Effect of Property Variations and the Inferred Effective Heat of Gasification

September 21, 2016

Author(s)

Gregory T. Linteris

The mass loss rate of Poly(methyl methacrylate) exposed to known radiant fluxes is simulated with two recently-developed numerical codes, the NIST Fire Dynamics...

Evaluating the Initial Field Performance of HVAC-Cx for Air Handling Units

August 17, 2016

Author(s)

Natascha S. Milesi-Ferretti, Michael A. Galler, Steven T. Bushby

Automated commissioning tools facilitate the ongoing commissioning process to improve occupant comfort, ensure the persistence of correct system operation, and...

Perspectives of Occupants with Mobility Impairments on Fire Evacuation and Elevators

August 15, 2016

Author(s)

Kathryn M. Butler, Susanne M. Furman, Erica D. Kuligowski, Richard D. Peacock

The purpose of this report is to provide guidance for designers, building managers, and fire emergency personnel on how to improve communication, procedures...

Interlaboratory Study of an Alternate Substrate for Use in ASTM E 2187

August 11, 2016

Author(s)

Richard G. Gann, Morgan Bruns, Edward J. Hnetkovsky, William F. Guthrie

ASTM E 2187 has become the internationally referenced standard for designing and specifying less fire-prone cigarettes. In this test method, a lit cigarette is...

Test Results Prepared for Honeywell: Igniter Material Effects in the Japanese High Pressure Gas Law Test

August 8, 2016

Author(s)

Gregory T. Linteris, John L. Pagliaro, Peter Sunderland

The goal of the work was to determine the flammability of R1234ze(E) (C3H2F4) per the Japanese High Pressure Gas Law (see Appendix I). Tests were also performed...

Predicting the Effects of Barrier Fabrics on Residential Upholstered Furniture Fire Hazard

July 26, 2016

Author(s)

Morgan Bruns

A probabilistic methodology is presented for estimating the building fire losses. This methodology is applied to the specific case of residential upholstered...

Thermal Exposure Sensor for Fire Fighters - Laboratory-Scale Performance Experiments

July 26, 2016

Author(s)

Nelson P. Bryner, Atul Deshmukh, John Casali, Jeff Lancaster, Roy A. McLane

During structural fire fighting operations, fire fighters wear protective gear to insulate them from high temperature environments, including hot combustion...

Thermal Exposure Sensor for Fire Fighters - full-Scale Performance Experiments

July 26, 2016

Author(s)

Nelson P. Bryner, Atul Deshmukh, John Casali, Jeff Lancaster, Roy A. McLane

During structural fire fighting suppression operations, fire fighters wear protective gear to insulate them from the high temperature environment including hot...

Effects of Wind Speed and Angle on Fire Spread along Privacy Fences

July 25, 2016

Author(s)

Erik L. Johnsson, Alexander Maranghides

A series of experiments was conducted to examine fire spread along fences subjected to wind at various speeds and angles. Specifically, sections of western...

Building Industry Reporting and Design for Sustainability (BIRDS) Tutorial for New Low-Energy Residential Database

May 23, 2016

Author(s)

Joshua D. Kneifel, Eric G. O'Rear, Priya D. Lavappa

Horizontal Convective Boiling of R448A, R449A, and R452B within a Micro-Fin Tube with Extensive Measurement and Analysis Details

May 12, 2016

Author(s)

Mark A. Kedzierski, Donggyu Kang

This report presents local convective boiling measurements in a micro-fin tube for three low global warming potential (GWP ) refrigerants: R448A, R449A, and...

Building Industry Reporting and Design for Sustainability (BIRDS) Low-Energy Residential Database Technical Manual

May 6, 2016

Author(s)

Joshua D. Kneifel, Priya D. Lavappa, Eric G. O'Rear, Anne L. Greig, Sangwon Suh

Public Safety Analytics R&D Roadmap

April 19, 2016

Author(s)

Tracy A. McElvaney, Ryan Felts, Marc Leh

The public safety community is in a period of great transition. Over the next 20 years, technology advancements will increase accessibility of data/video...

Temperature-Dependent Material Modeling for Structural Steels: Formulation and Application

April 15, 2016

Author(s)

Mina S. Seif, William E. Luecke, Lisa Y. Choe, Joseph A. Main, Joseph D. McColskey, Chao Zhang, Jonathan M. Weigand, John L. Gross, Fahim Sadek

This report presents the formulation and application of a newly developed temperature-dependent material model for structural steels. First it presents a model...

Methods for characterizing a radiation detector for specifying radiation fields during testing against standards for homeland security applications

April 15, 2016

Author(s)

Anne L. Sallaska, Leticia Pibida, Ronaldo Minniti, C M. O'Brien

A wide variability exists among commercial radiation detection instruments used to measure exposure rate or ambient dose equivalent rate. These instruments are...

NIST Weather Station for Photovoltaic and Building System Research

March 29, 2016

Author(s)

Matthew Boyd

A weather station has been constructed on the Gaithersburg, Maryland campus of the National Institute of Standards and Technology (NIST) as part of a research...

CONTAM RESULTS EXPORT TOOL

March 9, 2016

Author(s)

Brian Polidoro, Lisa Ng, William Stuart Dols

CONTAM is a multizone indoor air quality and ventilation analysis program developed by the National Institute of Standards and Technology (NIST). Since CONTAM...

Characterizing Indoor Air- Quality Performance Using a Graphical Approach

March 8, 2016

Author(s)

Kevin Y. Teichman, Cynthia H. Reed, Steven J. Emmerich

In this paper, we describe and demonstrate a graphical approach to illustrating the indoor air quality (IAQ) performance of high-performing buildings. We start...

Guidelines for the Registration of Two Coordinate Frames

March 2, 2016

Author(s)

Geraldine S. Cheok, Marek Franaszek

The purpose of registration is to obtain the transformation matrix between two coordinate frames. Typically, sensors record positional measurements in their own...

2011 Wildland Urban Interface Amarillo Fires Report #2 Assessment of Fire Behavior and WUI Measurement Science

February 10, 2016

Author(s)

Alexander Maranghides, Derek McNamara

On February 27, 2011, three fires began in the outskirts of Amarillo, Texas, two of which destroyed or damaged buildings in multiple housing developments. The...

The Use of Demand-to-Capacity Indexes for the Iterative Design of Rigid Structures for Wind

February 2, 2016

Author(s)

Filmon Habte, Arindam Chowdhury, Sejun Park

Estimates of wind effects on rigid buildings by database-assisted design (DAD) methods can be more accurate than those based on information available in...

Burning Velocity Measurements and Simulations for Understanding the Performance of Fire Suppressants in Aircraft - Letter Report Prepared for Meggitt

January 14, 2016

Author(s)

Gregory T. Linteris, John L. Pagliaro

As described by Reinhardt and co-workers [1], overpressure in the FAA Aerosol Can Test (FAA-ACT) has been observed for the halon replacements HFC-125, Novec...

Minimizing Paste Content in Concrete Using Limestone Powders Demonstration Mixtures

January 14, 2016

Author(s)

Dale P. Bentz, Scott Z. Jones, Didier Lootens

In recent years, there has been great interest in reducing the cement content of concrete, due to the high energy and carbon dioxide footprints of cement...

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