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Open AccessJournal ArticleDOI

Digital Twin Shop-Floor: A New Shop-Floor Paradigm Towards Smart Manufacturing

Fei Tao, +1 more
- 26 Sep 2017 - 
- Vol. 5, pp 20418-20427
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TLDR
A novel concept of digital twin shop-floor (DTS) based on digital twin is explored and its four key components are discussed, including physicalShop-floor, virtual shop- Floor, shop- floor service system, and shop-ground digital twin data.
Abstract
With the developments and applications of the new information technologies, such as cloud computing, Internet of Things, big data, and artificial intelligence, a smart manufacturing era is coming. At the same time, various national manufacturing development strategies have been put forward, such as Industry 4.0 , Industrial Internet , manufacturing based on Cyber-Physical System , and Made in China 2025 . However, one of specific challenges to achieve smart manufacturing with these strategies is how to converge the manufacturing physical world and the virtual world, so as to realize a series of smart operations in the manufacturing process, including smart interconnection, smart interaction, smart control and management, etc. In this context, as a basic unit of manufacturing, shop-floor is required to reach the interaction and convergence between physical and virtual spaces, which is not only the imperative demand of smart manufacturing, but also the evolving trend of itself. Accordingly, a novel concept of digital twin shop-floor (DTS) based on digital twin is explored and its four key components are discussed, including physical shop-floor, virtual shop-floor, shop-floor service system, and shop-floor digital twin data. What is more, the operation mechanisms and implementing methods for DTS are studied and key technologies as well as challenges ahead are investigated, respectively.

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Citations
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Information Modelling Method of As-built Process Data

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Modeling production disorder: Procedures for digital twins of flexibility-driven manufacturing systems

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TL;DR: In this paper , a case study of the New Qianwan automated terminal of Qingdao Port is used to describe the systematic development of the digital twin system, which can realize real-time monitoring of ACT operation, realtime operation analysis, and realtime abnormal detection of the loading and unloading process.
Proceedings ArticleDOI

Research on Data Transfer Scheme of Virtual-Real Interactive in Five - Dimensional Digital Twin System

TL;DR: In this paper , the authors proposed a data transfer scheme for virtual-real interactive for digital twin data transfer in the industrial environment, where the cross-platform and cross-protocol data transfer between physical machine tool entities, unity virtual machine tool entity, Adams virtual machine tools entity, system flow engine and twin database is realized.
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The study and development of UAV digital twin system

TL;DR: In this article , a multi-information fusion and time-varying simulation technology based on the testing data is proposed to develop the digital twin system of unmanned aircraft vehicle (UAV).
References
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Book ChapterDOI

Digital Twin: Mitigating Unpredictable, Undesirable Emergent Behavior in Complex Systems

TL;DR: Digital twins as discussed by the authors link the physical system with its virtual equivalent to mitigate the problematic issues due to human interaction in the process of creation, production, operations, and disposal of a system.
Journal ArticleDOI

Cyber-physical production systems: Roots, expectations and R&D challenges

TL;DR: There are significant roots generally and particularly in the CIRP community -which point towards CPPSs, and Expectations and the related new R&D challenges will be outlined.
Journal ArticleDOI

Reengineering Aircraft Structural Life Prediction Using a Digital Twin

TL;DR: A conceptual model of how the Digital Twin can be used for predicting the life of aircraft structure and assuring its structural integrity is presented and the technical challenges to developing and deploying a Digital Twin are discussed.
Journal ArticleDOI

Cloud manufacturing: a computing and service-oriented manufacturing model:

TL;DR: The concept, architecture, core enabling technologies, and typical characteristics of CMfg are discussed and investigated, as well as the differences and relationship between cloud computing and CMfg.
Journal ArticleDOI

RFID-enabled real-time manufacturing execution system for mass-customization production

TL;DR: In this article, an RFID-enabled real-time manufacturing execution system (RT-MES) is proposed to track and trace manufacturing objects and collect realtime production data.
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