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Technical Note (NIST TN)

Rheological Measurement of Suspensions Without Slippage: Experimental and Model

December 13, 2016

Author(s)

Alex Olivas, Michelle A. Helsel, Nicos Martys, Chiara C. Ferraris, William L. George, Raissa Ferron

The conclusion of international studies was that the optimal approach to calibrate concrete rheometers would be to develop a non-Newtonian standard reference...

Architecture for Software-assisted Quantity Calculus

December 2, 2016

Author(s)

David W. Flater

A quantity value, such as 5 kg, consists of a number and a reference (often an International System of Units (SI)unit) that together express the magnitude of a...

OpenFOAM large-eddy simulations of atmospheric boundary layer turbulence for wind engineering applications

November 29, 2016

Author(s)

Liang Shi, Donghun Yeo

Statistical properties such as the spectral density and spatial coherence of boundary layer turbulence affect bluff body aerodynamics and structural responses...

Implementation of Errors-in-Variables Regression and Monte Carlo Uncertainty Evaluation into Force Calibration Reporting at NIST

November 21, 2016

Author(s)

Thomas W. Bartel

The National Institute of Standards and Technology (NIST) is commencing the implementation of certain statistical procedures, namely errors-in-variables...

A Literature Review of Disaster-Induced Business Interruption and an Exploratory Analysis of the Effects of the 2004 Atlantic Hurricane Season on Florida Establishments at the Zip Code Level

November 15, 2016

Author(s)

David H. Webb, Stanley W. Gilbert

As an exploratory analysis, demographic data from the 2000 Census and 2011 American Community Survey at the Zone Improvement Plan (ZIP) code level are used in...

Energetics of Small and Moderate-Scale Gaseous Pool Fires

November 1, 2016

Author(s)

Anthony P. Hamins

A series of measurements were made to characterize the global properties of moderate-sized pool fires steadily burning in a quiescent environment. A wide range...

The Structure of a Moderate-Scale Methanol Pool Fire

November 1, 2016

Author(s)

Anthony P. Hamins, Andrew Lock

A series of measurements was made to characterize the structure of a moderate-sized methanol pool fire steadily burning in a quiescent environment. Time...

Database-assisted Design and second-order effects on the wind-induced structural behavior of high-rise steel buildings

October 31, 2016

Author(s)

Sejun Park, Donghun Yeo

This work presents an investigation into second-order effects on the wind-induced structural dynamic behavior of high-rise steel structure, as considered within...

Development of Laboratory Test Methods for RF-Based Electronic Safety Equipment: Guide to the NFPA 1982 Standard

October 31, 2016

Author(s)

Audrey K. Puls, William F. Young, Kate Remley, Jacob L. Healy, Luis A. Gonzalez

The National Institute of Standards and Technology (NIST) with support from the Department of Homeland Security has been working with the National Fire...

Detailed Study of Uncertainties in On-Wafer Transistor Noise-Parameter Measurements

October 24, 2016

Author(s)

James P. Randa

This paper uses a Monte Carlo simulation program to explore various aspects of uncertainties associated with the measurement of the noise parameters of...

Annual Manufacturing Report

October 3, 2016

Author(s)

Douglas Thomas

The purpose of this report is to track domestic manufacturing activity and its supply chain in order to develop a quantitative depiction of U.S. manufacturing...

Impact of Hose Streams on Air Flows inside a Structure

October 3, 2016

Author(s)

Joseph M. Willi, Daniel M. Madrzykowski, Craig G. Weinschenk

Fire suppression tactics using hose streams can affect ventilation in a structure and may impact the movement of smoke and heat through a structure. Seven...

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...

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...

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...

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...

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...

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