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Technical Note (NIST TN)

Calibration of Dynamic Pressure in a Tubing System and Optimized Design of Tube Configuration: A Numerical and Experimental Study

June 12, 2018

Author(s)

Matthew Kovaerk, Luke Amatucci, Keith A. Gillis, Florian Potra, James Ratino, Marc L. Levitan, DongHun Yeo

Accurate prediction of aerodynamic pressures on a building is a key factor in the estimation of wind loads on the building. Since the analytical approach has

Investigation of Residential Cooktop Ignition Prevention Technologies

May 31, 2018

Author(s)

Sung Chan Kim, Anthony Hamins, Matthew Bundy

Several international standards and regulations regarding residential cooktop ignition prevention have existed for as long as a decade. A series of cooking

Investigations on SI-Traceable Dynamic Calibration of Instrumented Charpy Strikers

May 14, 2018

Author(s)

Akobuije D. Chijioke, Nicholas A. Vlajic, Enrico Lucon, Edward C. Mulhern

In this Technical Note, we report on investigations toward an SI-traceable dynamic calibration of instrumented Charpy strikers, performed at NIST from January

'Software Science' revisited: rationalizing Halstead's system using dimensionless units

May 9, 2018

Author(s)

David W. Flater

The set of software metrics introduced by Maurice H. Halstead in the 1970's has seen much scrutiny and not infrequent criticism. This article takes a fresh look

Burning Velocities of Marginally Flammable Refrigerant-Air Mixtures

May 1, 2018

Author(s)

Gregory T. Linteris

Refrigerant working fluids have been predicted to be large contributors to the increase in radiative forcing of the earth. Consequently, existing compounds will

NIST Interlaboratory Study of Aerosol Absorption Measurements using Photoacoustic Spectroscopy

April 27, 2018

Author(s)

Christopher D. Zangmeister, James G. Radney

The National Institute of Standards and Technology coordinated an interlaboratory study for laboratories that use photoacoustic spectroscopy to measure and

The Influence of Walls, Corners and Enclosures on Fire Plumes

March 19, 2018

Author(s)

Kevin B. McGrattan, Michael J. Selepak, Edward J. Hnetkovsky

This report documents two series of compartment fire experiments in which a natural gas burner is positioned in a corner, or against a wall, or inside a steel

A Soot Deposition Gauge for Fire Measurements

March 12, 2018

Author(s)

Amy E. Mensch, Thomas G. Cleary

The goal of this exploratory project is to demonstrate the feasibility of a conductometric measurement to determine the time-resolved soot deposition on

Investigation of Residential Cooking Fire Suppression Technologies

February 12, 2018

Author(s)

Anthony P. Hamins, Daniel Madrzykowski, Sung C. Kim, Jonathan Kent

A wide range of cooking fire experiments were conducted to examine the effectiveness of retrofit residential kitchen fire suppression systems. A series of

National Fire Research Laboratory Commissioning Project: Testing Steel Beams under Localized Fire Exposure

February 5, 2018

Author(s)

Lisa Y. Choe, Selvarajah Ramesh, Matthew S. Hoehler, Mina S. Seif, John L. Gross, Chao Zhang, Matthew F. Bundy

CYCLE_D-HX: NIST Vapor Compression Cycle Model Accounting for Refrigerant Thermodynamic and Transport Properties, Version 1.0; User's Guide

January 16, 2018

Author(s)

Piotr A. Domanski, J S. Brown, Riccardo Brignoli

The CYCLE_D-HX package simulates the performance of single-component refrigerants and refrigerant blends in subcritical vapor-compression refrigeration cycles

Measured Emission Spectra of Selected AWS-3 LTE Transmitters

January 16, 2018

Author(s)

Michael R. Frey, Geoffrey Sanders, Jolene Splett, John M. Ladbury, Frank Sanders, Azizollah Kord, Ryan T. Jacobs

Version three of Advanced Wireless Services (AWS-3) radio systems will soon use spectrum that is adjacent to bands currently used by airborne telemetry links at

A Review of Public Response to Short Message Alerts under Imminent Threat

January 9, 2018

Author(s)

Erica D. Kuligowski, Jessie Doermann

The National Institute of Standards and Technology (NIST)s Technical Investigation of the 2011 Joplin, MO tornado identified that no widely accepted standards

Users Guide to HVAC-Cx v2.2

December 6, 2017

Author(s)

Michael A. Galler, Natascha S. Milesi-Ferretti

HVAC-Cx is a software tool designed to facilitate performance analysis for mechanical equipment buildings. It is used for ongoing monitoring and provides the

NIST Channel Sounder Overview and Channel Measurements in Manufacturing Facilities

November 8, 2017

Author(s)

Jeanne T. Quimby, Richard Candell, Catherine A. Remley, David R. Novotny, Joseph Diener, Peter B. Papazian, Alexandra Curtin, Galen H. Koepke

Manufacturers are increasingly choosing wireless platforms to replace wired ones due to their ease of installation, upgrade, and reconfigurability. Reliable and

Building Industry Reporting and Design for Sustainability (BIRDS) Commercial Database Technical Manual: Update

October 19, 2017

Author(s)

Joshua D. Kneifel, Eric G. O'Rear, Shannon A. Grubb, Sangwon Suh, Anne Landfield Greig

Interference Tests at Room Temperature Applied to Deployed Low-Noise Receivers

October 18, 2017

Author(s)

Daniel G. Kuester, Duncan A. McGillivray, Adam J. Wunderlich, William F. Young

Wireless interference tests are often performed in shielded anechoic and semi-anechoic chambers near room temperature. The corresponding test condition

Building Industry Reporting and Design for Sustainability (BIRDS) Neutral Environment Software Tool (NEST) Technical Manual

October 10, 2017

Author(s)

Joshua D. Kneifel, Eric G. O'Rear, Shannon A. Grubb, Priya D. Lavappa, Anne L. Greig

Pool Boiling of Low GWP Replacements for R134a on a Reentrant Cavity Surface; Extensive Measurement and Analysis

October 10, 2017

Author(s)

Mark A. Kedzierski, Lingnan Lin, Donggyu Kang

A Methodology for Estimating Seismic Retrofit Costs

September 28, 2017

Author(s)

Juan F. Fung, David T. Butry, Siamak Sattar, Steven L. McCabe

Presidential Executive Order 13717 (EO 13717), Establishing a Federal Earthquake Risk Management Standard, encourages federal agencies to enhance resilience

Wireless Activities in the 2 GHz Radio Bands in Industrial Plants

September 27, 2017

Author(s)

Yongkang Liu, Nader Moayeri

Wireless connections are becoming popular in industrial environments that increasingly carry sensing and actuation data over the air. In industrial plants

Characterization of Emissions from Spray Polyurethane Foam - Final Report to U.S. Consumer Product Safety Commission

September 8, 2017

Author(s)

Dustin G. Poppendieck, Mengyan Gong, Steven J. Emmerich

Spray polyurethane foam (SPF) insulation increases building energy efficiency by reducing conductive and convective heat losses through the building envelope

Measurement Uncertainty in the Hydronic System in the IBAL

September 7, 2017

Author(s)

Amanda J. Pertzborn

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

Horizontal Convective Boiling of R1234yf, R134a, and R450A within a Micro-Fin Tube; Extensive Measurement and Analysis

August 10, 2017

Author(s)

Mark A. Kedzierski, Donggyu Kang

3.5 GHz Radar Waveform Capture at Fort Story

August 4, 2017

Author(s)

Paul D. Hale, Jeffrey A. Jargon, Peter J. Jeavons, Michael R. Souryal, Adam J. Wunderlich, Mark Lofquist

We describe measurements to create a library of high-fidelity waveforms of federal incumbent radar signals currently operating in the 3550 MHz 3650 MHz (3.5

Mobile Manipulator Performance Measurement Data

June 27, 2017

Author(s)

Roger V. Bostelman, YaShian Li-Baboud, Steven Legowik, Tsai H. Hong, Sebti Foufou

The National Institute of Standards and Technology, Intelligent Systems Division has collected data detailing the performance measurement of a mobile

Influence of Aggregate Characteristics on Concrete Performance

May 16, 2017

Author(s)

Dale P. Bentz, Scott Z. Jones, Paul E. Stutzman, Joshua Arnold, Michael Boisclair, Paul Rothfeld, Jussara Tanesi, Haejin Kim, Jose Munoz, Mengesha Beyene

While the influence of paste properties on concrete performance has been extensively studied and in many cases reduced to quantitative relationships, that

3.5 GHz Radar Waveform Capture at Point Loma

May 11, 2017

Author(s)

Paul D. Hale, Jeffrey A. Jargon, Peter J. Jeavons, Michael R. Souryal, Adam J. Wunderlich, Mark Lofquist

We describe measurements to create a library of high-fidelity waveforms of federal incumbent radar signals currently operating in the 3550 MHz 3650 MHz (3.5

Public Safety User Interface R&D Roadmap

April 26, 2017

Author(s)

Jeremy E. Benson, Harris Feldman, Marc Leh, Ryan Felts

Numerical Modeling and Analysis of Heat Transfer in Composite Slabs with Profiled Steel Decking

April 25, 2017

Author(s)

Jian Jiang, Joseph A. Main, Fahim Sadek, Jonathan M. Weigand

This report presents detailed and reduced-order finite element modeling of heat transfer in composite floor slabs with profiled steel decking. The detailed