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Displaying 2051 - 2075 of 13215

An Evaluation of Description Logic for the Development of Product Models

April 15, 2008
Author(s)
Xenia Fiorentini, Sudarsan Rachuri, Mahesh Mani, Steven J. Fenves, Ram D. Sriram
… of the languages and need specific extensions. In this paper we evaluate the levels of logical formalisms … requirements for the development of ontologies for manufacturing products. We first discuss why the … representation model. We report our evaluation of OWL-DL in terms of expressivity and of the use of SWRL for …

An Economic Assessment of Selected Integration and Automation Technologies

January 1, 2002
Author(s)
Robert E. Chapman
… of BFRL's construction systems integration and automation technologies (CONSIAT) Program. The CONSIAT program is an … research effort within BFRL to develop key enabling technologies, standard communication protocols, and advanced … Economic Assessment of Selected Integration and Automation Technologies …

Improving PDM Testability Through Standards Harmonization

February 1, 2000
Author(s)
Katherine C. Morris
… Data Management (PDM) is quickly becoming a mainstay technology supporting product development. Several standards … and their clients. These standards serve multiple purposes in the overall enterprise software system. PDM standards … this effort through the Testability of Interaction-Driven Manufacturing Systems (TIMS) project. The TIMS project is …

Condition-based maintenance policy optimization using genetic algorithms and Gaussian Markov improvement algorithm

September 24, 2018
Author(s)
Michael Hoffman, Eunhye Song, Michael Brundage, Soundar R. Kumara
… involves monitoring the degrading health of machines in a manufacturing system and scheduling maintenance to avoid … time, and capacity constraints on maintenance resources. In this work, we find an optimal condition-based maintenance … condition-based maintenance, smart manufacturing, maintenance scheduling …

Gauge Blocks - A Zombie Technology

May 1, 2008
Author(s)
Theodore D. Doiron
… second factor is being displaced by changes in measurement technology since the 1980s. New long range sensors do not … Gauge Blocks - A Zombie Technology …

Lasers, Ultrafast Pulse Technology

January 1, 2001
Author(s)
Tracy S. Clement, Scott Diddams, David J. Jones
… Ultrafast pulse technology refers to the generation and use of laser pulses … Lasers, Ultrafast Pulse Technology …

Telepresence: A New Paradigm for Industrial and Scientific Collaboration

June 1, 1999
Author(s)
Michael T. Postek, Marylyn H. Bennett, N J. Zaluzec
… of the mission of the National Institute of Standards and Technology (NIST) Manufacturing Engineering Laboratory (MEL) is to improve and advance length metrology in aid of U.S. industry.  The successful development of a …

The Role of the National Institute of Standards and Technology as it Relates to Product Data Driven Engineering

July 1, 1989
Author(s)
Howard Bloom
… activities of the National Institute of Standards and Technology (NIST) in the development of a Product Data … position that the agency has in the area of standards and technology development in the United States. The NIST has an … The Role of the National Institute of Standards and Technology as it Relates to Product Data Driven Engineering …

A Time Synchronization Testbed to Define and Standardize Real-Time Model-Based Control Capabilities in Semiconductor Manufacturing

September 28, 2009
Author(s)
Deepak Sharma, Dhananjay Anand, Ya-Shian Li-Baboud, James Moyne
… sizes and increasing chip complexity in semiconductor manufacturing are motivating efforts to improve methods for … by the Engineering Research Center for Reconfigurable Manufacturing Systems at the University of Michigan, to … Model-Based Control Capabilities in Semiconductor Manufacturing …

On the Fidelity of the Scaling Laws for Melt Pool Depth Analysis During Laser Powder Bed Fusion

December 27, 2022
Author(s)
Mehdi Naderi, Jordan Weaver, David Deisenroth, Nagaraja Iyyer, Raymond McCauley
… In additive manufacturing, the part quality is highly dependent on … melt pool dimensions with the similar order of magnitudes in the errors. Depending on melt pool mode, either conduction … analyze the performance of the available scaling laws, in this work, melt pool depth obtained from experiments is …

Supply Chain Disruption and Agent-Based Modeling : A Literature Review and Model

September 25, 2025
Author(s)
Douglas Thomas, Jennifer Helgeson, Ireland Crowther
… an agent-based model to examine emergent phenomena in supply chain disruption. This model will eventually be … papers and 2) identify emergent behavior or patterns in supply chains as it relates to disruptions. … Advanced Manufacturing Series (NIST AMS) - 100-71 …

Nondestructive quantification of single crystal elasticity for additively manufactured SB-CoNi-10C, IN625, and Ti64

February 2, 2023
Author(s)
Jeff Rossin, Patrick Leser, Jake Benzing, Chris Torbet, Peter Dillon, Stephen Smith, Samantha Daly, Tresa Pollock
… constants vary with the measured texture, resulting in inconsistent estimates for additively manufactured (AM) specimens with heterogenous texture regions. In this work, the accuracy of the determined single crystal … quantification of single crystal elasticity for additively manufactured SB-CoNi-10C, IN625, and Ti64 …

A Prototype of Modeling and Simulation for Sustainable Machining

January 19, 2011
Author(s)
Guodong Shao, Eric Chernow, Deogratias Kibira, Kevin W. Lyons
… techniques have frequently been utilized to analyze manufacturing processes. The simulation of Numerically … savings of time and money. By validating these NC programs in a virtual environment, damage to valuable machines and … can be prevented, and production would not be interrupted in the factory. However, little work has been done in …

A Hierarchical Structure of Key Performance Indicators for Operation Improvement in Production Systems

October 3, 2016
Author(s)
Ningxuam Kang, Cong Zhao, Jingshan Li, John A. Horst
… Key performance indicators (KPIs) are critical for manufacturing operation management (MOM) and continuous improvement (CI). In modern manufacturing systems, KPIs are defined as a set of … improvement efforts. A set of 34 KPIs has been introduced in ISO 22400. However, the KPIs in a manufacturing system are …
Displaying 2051 - 2075 of 13215
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