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Modeling and Simulation Formalisms, Methods, and Tools for Digital-Twin-Driven Engineering and Sustainability-Led Management of Complex Systems

A special issue of Sustainability (ISSN 2071-1050).

Deadline for manuscript submissions: closed (30 November 2022) | Viewed by 6156

Special Issue Editor


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Guest Editor
IMS CNRS 5218, Université de Bordeaux, 33400 Talence, France
Interests: modeling and simulation; artificial intelligence; digital twin; sustainable system management
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

With the rapid development of digitalization at all levels of society, digital twin (DT) technology is emerging as one of the key research directions in many areas, ranging from manufacturing to healthcare, architecture, smart cities, etc. Even if the concept and therefore use of the DT is variously understood in different scientific communities, DTs can be seen as a natural extension of conventional models for the digital simulation of systems based on information derived from the physical world using sensors and Internet-of-Things devices. They can be also seen as a disruptor of digital simulation for systems engineering and management based on their ability to fuse IoT information with events from digital simulation. Therefore, there are formalisms, methods, tools, and building blocks that can be formalized to provide unified support to DT technology that is transversal to all application domains.

This Special Issue aims at exploring the spectrum of such theoretical, methodological, and applied elements from the perspective of simulationists. Relevant topics include (but are not limited to) the following: languages for DT modeling, models and architectures for DT composition and interoperability, simulation-enabled DT, AI-enhanced DT, simulation-based DT engineering approaches (design, reuse, reverse engineering, etc.), DT-based sustainable system management (support to product/process/system lifecycle, predictive maintenance, qualitative production, monitoring and surveillance, etc.), and DT applications to challenges relating to sustainability (energy, environment, health, climate, industry, mobility, etc.).

The original idea of the DT was to mirror the life of aerospace vehicles with a series of integrated sub-models that reflected different features of vehicle systems by considering stochasticity, historical data, and sensor data, including in this way interactions of the vehicle with the real world. In subsequent research works, other aspects emerged, such as the use of the Digital Twin for prognostics and diagnostics activities, which then remained as core characteristics of the concept in future works. As such, the DT can be considered the next step in simulation, as modern systems evolve toward high connectivity through networks and high integration of physical and cyber components. Such a perspective must be thoroughly investigated in the early ages of this burgeoning domain by the modeling and simulation community. This Special Issue will offer a pioneering gallery to that purpose.

Prof. Dr. Mamadou K. Traoré
Guest Editor

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Sustainability is an international peer-reviewed open access semimonthly journal published by MDPI.

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Keywords

  • digital twin
  • modeling and simulation
  • system engineering
  • sustainable system management

Published Papers (2 papers)

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Research

22 pages, 5793 KiB  
Article
Combining Green Metrics and Digital Twins for Sustainability Planning and Governance of Smart Buildings and Cities
by Casey R. Corrado, Suzanne M. DeLong, Emily G. Holt, Edward Y. Hua and Andreas Tolk
Sustainability 2022, 14(20), 12988; https://doi.org/10.3390/su142012988 - 11 Oct 2022
Cited by 19 | Viewed by 3452
Abstract
Creating a more sustainable world will require a coordinated effort to address the rise of social, economic, and environmental concerns resulting from the continuous growth of cities. Supporting planners with tools to address them is pivotal, and sustainability is one of the main [...] Read more.
Creating a more sustainable world will require a coordinated effort to address the rise of social, economic, and environmental concerns resulting from the continuous growth of cities. Supporting planners with tools to address them is pivotal, and sustainability is one of the main objectives. Modeling and simulation augmenting digital twins can play an important role to implement these tools. Although various green best practices have been utilized over time and there are related attempts at measuring green success, works in the published literature tend to focus on addressing a single problem (e.g., energy efficiency), and a comprehensive approach that takes the multiple facets of sustainable urban planning into consideration has not yet been identified. This paper begins with a review of recent research efforts in green metrics and digital twins. This leads to developing an approach that evaluates organizational green best practices to derive metrics, which are used for computational decision support by digital twins. Furthermore, it leverages these research results and proposes a metric-driven framework for sustainability planning that understands a city as a sociotechnical complex system. Such a framework allows the practitioner to take advantage of recent developments and provides computational decision support for the complex challenge of sustainability planning at the various levels of urban planning and governance. Full article
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21 pages, 5194 KiB  
Article
Enhanced Subcontractors Allocation for Apartment Construction Project Applying Conceptual 4D Digital Twin Framework
by Woong-Gi Kim, Namhyuk Ham and Jae-Jun Kim
Sustainability 2021, 13(21), 11784; https://doi.org/10.3390/su132111784 - 25 Oct 2021
Cited by 8 | Viewed by 1882
Abstract
The problem of optimal allocation of resources in limited circumstances to handle assigned tasks has been dealt with in a wide variety of research fields. Various research methodologies have been proposed to address uncertainties such as waiting and waste in construction projects, but [...] Read more.
The problem of optimal allocation of resources in limited circumstances to handle assigned tasks has been dealt with in a wide variety of research fields. Various research methodologies have been proposed to address uncertainties such as waiting and waste in construction projects, but they do not take into account the complexity of construction production systems. In this study, a research approach was proposed that simplified the construction production system into a work package to be serviced and a work group to provide services. In addition, a conceptual 4D digital twin framework considering the uncertainty of the construction production system was proposed. This framework includes BIM as an information model and a queuing model as a decision-making model. Through case projects, we have presented how this framework can be used for decision making in several statuses. As a result of the analysis using the performance index of the queuing model, it was possible to monitor the status of the system according to the allocation of resources. In addition, it was possible to confirm the improvement of the performance index according to the additional arrangement of the work group and the activity cycle of the work package. The framework presented in this study helps to quantitatively analyze the state of the system according to the input data based on empirical knowledge, but it has a limitation in that it cannot present an optimized resource allocation solution. Therefore, in future research, it is necessary to consider the grafting of machine learning technology that can provide optimal solutions by solving complex decision-making problems. Full article
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