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Displaying 1 - 23 of 23

A Collaborative Robot Work-Cell Testbed for Industrial Wireless Communications

May 19, 2021
Author(s)
Yongkang Liu, Mohamed Hany, Karl Montgomery, Rick Candell
We propose a new testbed for assessing the performance of wireless techniques in support of industrial operations. We developed a collaborative robot work-cell manufacturing scenario as the emulated cyber-physical system (CPS) model. Specifically, data

Wireless User Requirements for the Factory Workcell

February 8, 2021
Author(s)
Karl Montgomery, Richard Candell, Mohamed Hany, Yongkang Liu
Wireless communication is becoming crucial to advanced manufacturing. Industry 4.0 and Smart Manufacturing depend on networked industrial automation systems. The term Industrial Internet of Things (IIoT) has been used to describe the deployment of

Industrial Wireless Deployments in the Navy Shipyard

August 30, 2020
Author(s)
Rick Candell, Karl Montgomery, Yongkang Liu, Mohamed Hany
The National Institute of Standards and Technology (NIST) and the Office of Naval Research (ONR) have partnered to investigate the application of digital manufacturing methods and technologies within the navy shipyard. As a part of the effort, wireless

Smart Manufacturing Testbed for the Advancement of Wireless Adoption in the Factory

July 10, 2020
Author(s)
Richard Candell, Yongkang Liu, Mohamed T. Hany, Karl R. Montgomery, Sebti Foufou
Wireless communication is a key enabling technology central to the advancement of the goals of the Industry 4.0 smart manufacturing concept. Researchers at the National Institute of Standards and Technology are constructing a testbed to aid in the adoption

A Graph Database Approach to Wireless IIoT Work-cell Performance Evaluation

February 28, 2020
Author(s)
Richard Candell, Mohamed T. Hany, Yongkang Liu, Karl R. Montgomery, Sebti Foufou
The work-cell is an essential industrial environment for testing wireless communication techniques in factory automation processes. A new testbed was recently designed and developed to facilitate such studies in work-cells by replicating various data flows

Wireless User Requirements for the Factory Workcell

October 2, 2019
Author(s)
Karl Montgomery, Richard Candell, Yongkang Liu, Mohamed Hany
Wireless communication is becoming crucial to advanced manufacturing. Industry 4.0 and Smart Manufacturing depend on networked industrial automation systems. The term Industrial Internet of Things (IIoT) has been used to describe the deployment of

Design Space Exploration for Wireless-Integrated Factory Automation Systems

June 10, 2019
Author(s)
Jing Jeng, Honglei Li, Yongkang Liu, Mohamed Hany, Rick Candell, Shuvra Bhattacharyya
Recent years have brought significantly increased interest in integrating wireless communication capabilities within factory automation systems. Such integration motivates the study of interactions among the physical layout of factory workcells, wireless

A SysML Representation of the Wireless Factory Work-cell

June 6, 2019
Author(s)
Richard Candell, Mohamed T. Hany, Yongkang Liu, Sebti Foufou
Smart Manufacturing, also known as Industry 4.0, provides a vision of future manufacturing systems that incorporate highly dynamic physical systems, robust and responsive communications systems, and computing paradigms to maximize efficiency, enable

Wireless Network Design for Emerging IIoT Applications: Reference Framework and Use Cases

April 16, 2019
Author(s)
Yongkang Liu, Mohamed T. Hany, Kang B. Lee, Lotfi Benmohamed, Richard Candell
In this paper we propose a framework that allows a designer to assess various physical and cyber factors involved in determining the performance of a wireless use case as well as evaluate their performance impacts in search for a design that leads to an

Model-based Cosimulation for Industrial Wireless Networks

June 15, 2018
Author(s)
Ging Jeng, Honglei Li, Yanzhou Liu, Yongkang Liu, Mohamed Hany, Rick Candell, Shuvra Bhattacharyya
Wireless communications technology has the potential to provide major benefits in lowering the cost and increasing the efficiency of factory automation (FA) systems. However, design of FA systems that employ wireless networks involves stringent constraints

Dimensioning Wireless Use Cases in Industrial Internet of Things

June 12, 2018
Author(s)
Yongkang Liu, Rick Candell, Mohamed Hany, Lotfi Benmohamed
Industrial wireless is becoming increasingly needed in the Industrial Internet of Things (IIoT) for carrying mission-critical data to leverage the visibility, control, and safety of industrial environments. In this paper we propose a framework that

Guide to Industrial Wireless Systems Deployments

May 21, 2018
Author(s)
Richard Candell, Mohamed T. Hany, Kang B. Lee, Yongkang Liu, Jeanne T. Quimby, Catherine A. Remley
This document is intended to be a practical guide used by engineers and managers facilitating them to go through the process of defining the objectives of their wireless systems and examining the environments where the wireless systems are to be deployed

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, activities of legacy wireless systems have shaped the channel usage in the radio spectrum bands for

Effects of Wireless Packet Loss in Industrial Process Control Systems

February 9, 2017
Author(s)
Yongkang Liu, Rick Candell, Nader Moayeri
Timely and reliable sensing and actuation control are essential in networked control. This depends on not only the precision/quality of the sensors and actuators used but also on how well the communications links between the field instruments and the

A Simulation Framework for Industrial Wireless Networks and Process Control Systems

May 6, 2016
Author(s)
Yongkang Liu, Richard Candell, Nader Moayeri, Kang B. Lee
Factory and process automation systems are increasingly employing information and communications technologies to facilitate data sharing and analysis in integrated control operations. Wireless connections provide flexible access to a variety of field

Effects of Wireless Packet Loss in Industrial Process Control Systems

November 12, 2015
Author(s)
Yongkang Liu, Rick Candell, Nader Moayeri
Timely and reliable sensing and actuation control are essential in networked control. This depends on not only the precision/quality of the sensors and actuators used but also on how well the communications links between the field instruments and the