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Technical Note (NIST TN)

OpenSC – an Open-source Calculation Tool for Combustion Mixture Emissivity/Absorptivity

September 12, 2019

Author(s)

Wai Cheong Tam, Walter W. Yuen

A web-based radiation code, OpenSC, is developed to provide an ease-of-use calculation tool to evaluate total emissivity and total absorptivity of a typical...

Charpy Interlaboratory Comparison between NIST and the Beijing Institute of Metrology (BIM)

September 12, 2019

Author(s)

Enrico Lucon, Raymond L. Santoyo

The Beijing Institute of Metrology (BIM, China) and NIST have participated in an interlaboratory comparison, in which reference Charpy specimens of three energy...

LTE Handset Emissions: Radiation Pattern Measurements Final Test Report

August 16, 2019

Author(s)

Robert D. Horansky, Jason B. Coder, John M. Ladbury

The Defense Information Systems Agency (DISA) Defense Spectrum Organization (DSO) throughthe Spectrum Sharing Test and Development (SSTD) program proposed a...

Users Guide to Type277 Loosely Coupled Integration of TRNSYS with Java

August 13, 2019

Author(s)

Farhad Omar

The purpose of this document is to provide instructions for using a newly developed TRNSYS component (Type277). Type277 enables the loosely-coupled integration...

Development of a Spatially Resolved Optical Technique for Measuring Heat Flux and Thermal Footprint of Firebrand Piles

July 25, 2019

Author(s)

Yasin M. Abul-Huda

Firebrand showers have been identified as the primary mechanism of fire spread and cause of destruction in wildland-urban interface fires. The heat transfer...

Confirming a Performance Threshold with a Binary Experimental Response

July 15, 2019

Author(s)

Dennis D. Leber, Leticia S. Pibida, Alexander L. Enders

Often, experimenters wish to confirm that a test artifact meets some predefined, fixed performance criterion or claim. For example: does the newly formulated...

Cybersecurity Framework Smart Grid Profile

July 9, 2019

Author(s)

Jeffrey A. Marron, Avi M. Gopstein, Nadya Bartol, Larry Feldman

The Smart Grid Profile is an initial attempt to apply risk management strategies from the Framework for Improving Critical Infrastructure Cybersecurity...

Aqueous-based Amphiphile Solutions Used as Gel Coatings to Reduce Flammability of Cotton Fabrics

July 3, 2019

Author(s)

Andre L. Thompson, Brian Love, Rick D. Davis

This study reports on the change in flammability of cotton fabrics caused by water-insoluble gel coatings applied from a single bath solution formulated with...

Use and Validation of the Slope Determination by the Analysis of Residuals (SDAR) Algorithm

June 25, 2019

Author(s)

Enrico Lucon

The Slope Determination by the Analysis of Residuals (SDAR) algorithm has recently been standardized in ASTM E3076-18 for the determination of the slope in the...

Simulation and Analysis Plan to Evaluate the Impact of CO Mitigation Requirements for Portable Generators

June 20, 2019

Author(s)

Steven J. Emmerich, Brian J. Polidoro, Matthew J. Brookman, Janet Buyer, Matthew Hnatov

This report was written by staff of the National Institute of Standards and Technology (NIST) and the U.S. Consumer Product Safety Commission (CPSC, the...

Carbon Monoxide Concentrations and Carboxyhemoglobin Profiles from Portable Generators with a CO Safety Shutoff Operating in a Test House

June 20, 2019

Author(s)

Steven J. Emmerich, Stephen M. Zimmerman, Steven J. Nabinger, Matthew J. Brookman

The U.S. Consumer Product Safety Commission (CPSC) is focused on addressing the hazard of acute carbon monoxide (CO) poisoning of consumers from portable...

Estimating real-time infiltration for use in residential ventilation control

June 18, 2019

Author(s)

Lisa Ng, Stephen M. Zimmerman, Jeremy Good, Brian Tool, Steven Emmerich, Andrew Persily

Minimum outdoor air ventilation rates specified in standards such as ASHRAE Standard 62.2 are generally based on envelope airtightness, building floor area...

Assessing the Performance of Residential Energy Management Control Algorithms: Multi-Criteria Decision Making Using the Analytical Hierarchy Process (Revision 1)

June 6, 2019

Author(s)

Farhad Omar

For homes to become active participants in a smart grid, intelligent control algorithms are needed to facilitate autonomous interactions that take homeowner...

Unreliable evidence in binary classification problems

May 7, 2019

Author(s)

David W. Flater

Binary classification problems include such things as classifying email messages as spam or non-spam and screening for the presence of disease (which can be...

Towards a Process to Quantify the Hazard of Fire Protection Design Alternatives

May 1, 2019

Author(s)

Paul A. Reneke, Morgan Bruns, Stanley W. Gilbert, Chandler P. MacLaren, Richard D. Peacock, Thomas G. Cleary, David T. Butry

There are a variety of fire protection technologies that have the potential to improve life safety in residences including barrier fabrics for upholstered...

Assessing Fire-blocking Effectiveness of Barrier Fabrics in the Cone Calorimeter

April 29, 2019

Author(s)

Shonali Nazare, William M. Pitts, Mauro Zammarano, John R. Shields, Elizabeth Knowlton, Benito De Leon

Cone calorimetric experiments have been conducted on bare flexible polyurethane foam (FPUF) samples as well as FPUF covered with a variety of fire-blocking...

Review of Smart Grid Standards for Testing and Certification Landscape Analysis

April 29, 2019

Author(s)

Yuyin Song, Cuong T. Nguyen, Avi M. Gopstein

The National Institute of Standards and Technology (NIST) Smart Grid Program seeks to accelerate the development of conformity assessment or testing and...

Measurement of the Flow Resistance of Vegetation

April 1, 2019

Author(s)

Ryan L. Falkenstein-Smith, Kevin B. McGrattan, Blaza Toman, Marco G. Fernandez

This report documents the measurement of the wind resistance of different types of vegetation. The measurements are made in a wind tunnel with a 2.0 m test...

Measurement of SVOC emission parameters for building materials using solid-phase microextraction (SPME)-based method

April 1, 2019

Author(s)

Mengyan Gong, Dustin G. Poppendieck

Semi-volatile organic compounds (SVOCs) are ubiquitous indoors and associated with adverse health effects. y0 (the SVOC concentration in air close to the...

Measurement Uncertainty of the Air System in the IBAL

March 5, 2019

Author(s)

Amanda J. Pertzborn

The Intelligent Building Agents Laboratory (IBAL) has been designed and constructed to demonstrate the potential for distributed, intelligent software agents to...

Influence of Fire on the Lateral Resistance of Cold-Formed Steel Shear Walls Phase 2: Oriented Strand Board, Strap Braced, and Gypsum-Sheet Steel Composite

March 5, 2019

Author(s)

Matthew S. Hoehler, Blanca Andres Valiente, Matthew F. Bundy

This report presents experimental investigations of the performance of cold-formed steel lateral force-resisting systems (CFS-LRFS) under combinations of...

Commissioning ASHRAE High-Performance Sequences of Operation for Multiple-Zone Variable Air Volume Air Handling Units

February 26, 2019

Author(s)

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

ASHRAE Guideline 36 High Performance Sequences of Operation for HVAC Systems was developed to provide a reference set of high-performance control sequences for...

Retro-Commissioning a Performing Arts Center using HVAC-Cx

February 21, 2019

Author(s)

Natascha S. Milesi-Ferretti, Michael A. Galler, Steven T. Bushby, Robert Leader, J. M. Whitcomb, David W. Rush

This paper presents the use of a semi-automated commissioning tool for the energy retro-commissioning of the Performing Arts Center at Montgomery College in...

Comparison of the Measurement Uncertainties and Errors for the Waveform State Levels Estimated Using the Histogram Mode and Shorth Methods

February 21, 2019

Author(s)

Nicholas G. Paulter Jr.

State levels are a fundamental waveform parameter that are essential for the computation of most other waveform parameters. The histogram-mode method has been...

A General Methodology for Deriving Network Propagation Models of Computer Worms

February 14, 2019

Author(s)

Shuvo Bardhan, Douglas C. Montgomery, James J. Filliben, Nathanael A. Heckert

Externally-launched computer worms which maliciously propagate within networks are one of the most serious and dangerous security threats facing the commercial...

A Framework for Measuring the Impact of Wildland-Urban Interface Fires on a Regional Economy

February 13, 2019

Author(s)

David T. Butry, David H. Webb, Cheyney M. O'Fallon, Harvey Cutler

This report develops an approach to evaluate the direct and indirect impacts from wildland-urban interface (WUI) fires that result in the loss of functionality...

Defining 'kind of quantity'

February 8, 2019

Author(s)

David W. Flater

The definition of 'kind of quantity' given in the International Vocabulary of Metrology (VIM), 3rd edition, does not cover the historical meaning of the term as...

Effect of IF-WS2 Nanolubricant on R134a Boiling on a Reentrant Cavity Surface; Extensive Measurement and Analysis Details

February 4, 2019

Author(s)

Mark A. Kedzierski, Lingnan Lin

A Calibration of Timing Accuracy in the NIST Cyber-Physical Systems Testbed

December 18, 2018

Author(s)

Marc A. Weiss, YaShian Li-Baboud, Dhananjay Anand, Kevin G. Brady, Paul A. Boynton, Cuong T. Nguyen, Martin J. Burns, Avi M. Gopstein

We propose a general methodology for assessing the time accuracy and uncertainties and report results from a project to calibrate timing in the NIST CPS and...

Building for Environmental and Economic Sustainability (BEES) Online 2.0 Technical Manual

December 17, 2018

Author(s)

Joshua D. Kneifel, Anne L. Greig, Priya D. Lavappa, Brian J. Polidoro

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