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Displaying 1 - 25 of 175

RECENT DEVELOPMENTS IN ONTOLOGY STANDARDS AND THEIR APPLICABILITY TO BIOMANUFACTURING

July 14, 2023
Author(s)
Milos Drobnjakovic, Boonserm Kulvatunyou, Simon P. Frechette, Vijay Srinivasan
ISO and IEC have jointly initiated, and recently issued, a series of standards (the ISO/IEC 21838 series) for top-level ontologies. These standards have been used by industrial consortia to develop and disseminate standards for mid-level ontologies to ease

BUILDING A DIGITAL TWIN OF AN AUTOMATED ROBOT WORKCELL

May 26, 2023
Author(s)
Deogratias Kibira, Guodong Shao, Rishabh Venketesh
Building a digital twin of a manufacturing system can positively impact its performance with respect to productivity, energy consumption, product quality, and cost. However, leveraging available methods and tools to build a digital twin has been a

Knowledge representation for hierarchical and interconnected business contexts

February 19, 2023
Author(s)
Nenad Ivezic, Boonserm Kulvatunyou, Hakju Oh, Elena Jelisic, Scott Nieman, Anicic Nenad, Marjanovic Zoran
Although business context has been introduced as an important concept for message standards usage and maintenance, its usability depends on the tech-nique used to represent contextual knowledge. This paper proposes a logic-based business context modeling

STEP-NC Process Planning for Powder Bed Fusion Additive Manufacturing

October 20, 2022
Author(s)
Fahad Milaat, Paul Witherell, Martin Hardwick, Ho Yeung, Vincenzo Ferrero, Laetitia Monnier, Matthew Brown
Powder bed fusion (PBF) is an additive manufacturing (AM) technology that uses high-power beams to fuse powder material into layers of scanned patterns, thus producing parts with great geometric complexity. For PBF, the selection of appropriate process

The Industrial Ontologies Foundry (IOF) Core Ontology

September 19, 2022
Author(s)
Boonserm Kulvatunyou, Milos Drobnjakovic, Farhad Ameri, Chris Will, Barry Smith
The Industrial Ontologies Foundry (IOF) has been formed to create a suite of interoperable ontologies that would serve as a foundation for data and information interoperability in all areas of manufacturing. To ensure that the ontologies are developed in a

Enabling Traceability in Agri-Food Supply Chains Using an Ontological Approach

March 25, 2022
Author(s)
Farhad Ameri, Evan K. Wallace, Reid Yoder, Frank H. Riddick
Traceability of food products to their sources is critical for quick responses to food emergencies. US law now requires stakeholders in the agri-food supply chain to support traceability by tracking food materials they acquire and sell. However, having the

Refocusing the Barriers to Sustainability for Small and Medium Manufacturers

February 14, 2022
Author(s)
Xavier R. Escoto, Demsas Gebrehewot, KC Morris
Sustainable manufacturing practices are a necessary component of sustainable development. Current practices in a linear economy—produce, consume, discard—will not be sufficient to sustain humanity over the long term. At the same time manufacturing is

Visualizing Standardized Model-based Design and Inspection Data in Augmented Reality

February 7, 2022
Author(s)
Teodor Vernica, Robert R. Lipman, Thomas Kramer, Soonjo Kwon, William Z. Bernstein
Augmented reality (AR) technologies present immense potential for the design and manufacturing communities. However, coordinating traditional engineering data representations into AR systems without loss of context and information remains a challenge. A

STEP File Analyzer and Viewer User Guide (Update 7)

October 13, 2021
Author(s)
Robert R. Lipman
The STEP File Analyzer and Viewer opens a STEP (ISO 10303 - STandard for Exchange of Product model data) Part 21 file and (1) generates a spreadsheet or CSV files of all entity and attribute information, (2) creates a visualization (view) of part geometry

Visualizing Model-based Product Definitions in Augmented Reality

August 23, 2021
Author(s)
Teodor Vernica, Robert R. Lipman, William Z. Bernstein
Augmented reality (AR) technologies present immense potential for the design and manufacturing communities. However, coordinating traditional engineering data representations into AR systems without loss of context and information remains a challenge. A

Feasability and Performance Analysis of Automating Engineering Change Requests

August 18, 2021
Author(s)
Michael Sharp, Thomas D. Hedberg Jr., William Z. Bernstein, Soonjo Kwon
Engineering change is a non-value-added activity that happens as a product progresses through its lifecycle. Engineering change is a significant cost sink in many projects. While avoiding and mitigating the risk of change is the ideal approach, mistakes

Defining requirements for integrating information between design, manufacturing, and inspection

May 11, 2021
Author(s)
Thomas D. Hedberg Jr., Michael Sharp, Toby M. Maw, Moneer Helu, Mostafizur M. Rahman, Swati Jadhav, James J. Whicker, Allison Barnard Feeney
Industry desires a digital thread of information that aligns as-designed, as-planned, as-executed, and as-inspected viewpoints. An experiment was conducted to test selected open data standards' ability to integrate the lifecycle stages of engineering

The Industrial Ontologies Foundry (IOF) perspectives

March 3, 2021
Author(s)
Mohamed H. Karray, Neil Otte, Rahul Rai, Farhad Ameri, Boonserm Kulvatunyou, Barry Smith, Dimitris Kiritsis, Chris Will, Rebecca Arista
In recent years there has been a number of promising technical and institutional developments regarding use of ontologies in industry. At the same time, however, most industrial ontology development work remains within the realm of academic research and is

A Case Study for Modeling Machine Tool Systems Using Standard Representations

December 9, 2020
Author(s)
Maja V. Baerring, Guodong Shao, Moneer Helu, Bjorn Johansson
It is challenging to represent a complete machining tool system including geometric and kinematics information to support different decisions including purchasing, scheduling, and routing. A model of a fully assembled machining system in a neutral format

RULE MODEL FOR SELECTING DIMENSIONAL MEASUREMENT EQUIPMENT IN INSPECTION PLANNING

November 27, 2020
Author(s)
Shaw C. Feng, John A. Horst, Allison Barnard Feeney, Albert T. Jones
Process uncertainty can have negative impact on the part quality and is critical to safety and performance of products. Those impacts are manifested in the dimensional measurement uncertainty associated with those parts and products. To minimize the

An Analysis of the IOF Architecture – a Systems Integration Perspective

November 20, 2020
Author(s)
Boonserm Kulvatunyou, Minchul Lee, Megan Katsumi
The Industrial Ontology Foundry (IOF) describes its ontology architecture in the its charter wherein different types of ontologies are identified. These types ontologies are described at high-level in the charter. Their relationships and purposes are not

DIGITAL TWIN FOR SMART MANUFACTURING: THE PRACTITIONER'S PERSPECTIVE

November 18, 2020
Author(s)
Maja Barring, Guodong Shao, Bjorn Johansson
The manufacturing sector is experiencing a technological paradigm shift, where new digital technologies can help digitalize product design, production systems, and manufacturing processes and generate more data. One of the essential technology concepts for

ENABLING TRACEABILITY IN AGRI-FOOD SUPPLY CHAINS USING AN ONTOLOGICAL APPROACH

November 3, 2020
Author(s)
Evan K. Wallace, Farhad Ameri, Reid Yoder
Traceability of food products to their sources is critical for quick responses to a food emergency. US law now requires stakeholders in the agri-food supply chain to support traceabil-ity by tracking food materials they acquire and sell. However, having

Towards model-based integration specifications to secure the extended enterprise

September 30, 2020
Author(s)
Sylvere Krima, Marion Toussaint, Allison Barnard Feeney
With the growing digitalization of manufacturing and the associated reliance on digital data, manufacturers, their supply chains, and their customers are exposed to many and varied digital threats. One such digital threat is compromised integrity of the
Displaying 1 - 25 of 175