Publications related to Geometric skeleton computation enabling concurrent product engineering and assembly sequence planning

Model-based Systems Engineering Papers Analysis based on Word Cloud Visualization

Dimitrios Kyritsis, Jinzhi Lu, Xiaochen Zheng

With the continuous improvement of system scale and complexity, model-based system engineering (MBSE) is of great importance in the practice of system engineering (SE). MBSE has been widely concerned in industry, especially in the field of complex equipmen ...

IEEE2022

Design Ontology Supporting Model-Based Systems Engineering Formalisms

Dimitrios Kyritsis, Jinzhi Lu, Xiaochen Zheng, Han Li

Model-based systems engineering (MBSE) provides an important capability for managing the complexities of system development. MBSE empowers the formalism of system architectures for supporting model-based requirement elicitation, specification, design, deve ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2022

Model-Based Systems Engineering Tool-Chain for Automated Parameter Value Selection

Dimitrios Kyritsis, Jinzhi Lu

Cyber-physical systems (CPSs) integrate heterogeneous systems and process sensor data using digital services. As the complexity of CPS increases, it becomes more challenging to efficiently formalize the integrated multidomain views with flexible automated ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2022

A Knowledge Management Approach Supporting Model-Based Systems Engineering

Dimitrios Kyritsis, Jinzhi Lu, Lei Feng

Model-based Systems Engineering (MBSE) is a noval approach to support complex system development by formalizing system artifacts and development using models. Though MBSE models provide a completely structural formalisms about system development for system ...

2021

A Complexity Analysis Approach for Model-based System Engineering

Dimitrios Kyritsis, Jinzhi Lu, Xiaochen Zheng, Jinwei Chen

With the increasing complexity of the highly engineered products, Model-based Systems Engineering (MBSE) is proposed to support the complexity management of the product development. As the basic of complexity management, complexity analysis is used to meas ...

IEEE2020

Semantic Model-Driven PLM Data Interoperability: An Application for Aircraft Ground Functional Testing with Eco-Design Criteria

Dimitrios Kyritsis, Damiano Nunzio Arena

The latest developments in Model-Based Systems Engineering (MBSE) and Product Life-Cycle Management (PLM) are playing a role in the evolution of the aeronautical industry. Despite the reluctance of this domain to accept the introduction of technology leaps ...

SPRINGER INTERNATIONAL PUBLISHING AG2019

Diving into the dynamics of product evolution : analyzing technological discontinuities during the era of incremental change and cognitive convergence on a dominant design

Olivier Waeber

Three distinct stages describe the technological evolution of a product over time: ferment, convergence on a dominant design and an era of incremental change. Until recently, the era of incremental change has been characterized as stable and one that invol ...

EPFL2017

Trust, integrated information technology and new product success

Christopher Tucci

Purpose - The purpose of this paper is to investigate the combined roles via trust relationships of the two technology cores of the firm: information technology (IT) and R& D and their impact on new product success. Design/methodology/approach - A model wa ...

Emerald2017

Dynamic Product Portfolio Management with Life Cycle Considerations

Ralf Seifert, Jean-Sébastien Tancrez, Isik Bicer

We consider a portfolio of products in which each product probabilistically transitions through various life cycle stages. The evolution through these life cycle stages is impacted by both marketing support and product launch decisions, which are bound by ...

2016

Closed-Loop Lifecycle Management of Service and Product in the Internet of Things: Semantic Framework for Knowledge Integration

Dimitrios Kyritsis, Min-Jung Yoo

This paper describes our conceptual framework of closed-loop lifecycle information sharing for product-service in the Internet of Things (IoT). The framework is based on the ontology model of product-service and a type of IoT message standard, Open Messagi ...

Mdpi Ag2016

Knowledge-based decision support for improving the adaptive product development process

Predrag Spasojevic

The product development process (PDP) is a complex process encompassing many very diverse activities, and involving a fairly big number of actors, spread across different professions, teams and companies. In todayâ s product development, more often than n ...

EPFL2015

A Methodology for Holistic Lifecycle Approach as Decision Support System for Closed-loop Lifecycle Management

Fatih Karakoyun

Sustainability of their products and practices provides companies with a competitive set of methods and tools to maintain, improve and expand customer and supplier relationships and to ensure access to strategic markets. Companies pay a lot of attention to ...

EPFL2015

Towards Seamless Continuation of Knowledge in Product Lifecycle Management

Apostolos Perdikakis

The current ICT for manufacturing landscape is characterized by scattered data formats, tools and processes dedicated to different phases in the product lifecycle. Due to the diversity of tools and data formats, manufacturing struggles to cope with new tre ...

EPFL2015

On the optimal frequency of multiple generation product introductions

Ralf Seifert, Shuangqing Liao

This paper considers a firm that introduces multiple generations of a product to the market at regular intervals. We assume that the firm has only a single production generation in the market at any time. To maximize the total profit within a given plannin ...

2015

Ontologies in the context of product lifecycle management: state of the art literature review

Dimitrios Kyritsis, Soumaya El Kadiri

The use of ontologies in the context of product lifecycle management (PLM) is gaining importance and popularity, while at the same time it generates a lot of controversy in discussions within scientific and engineering communities. Yet, what is ontology? W ...

Taylor & Francis Ltd2015

Degradation mode and criticality analysis based on product usage data

Dimitrios Kyritsis, Paul Xirouchakis, Jongho Shin

Over the last decade, a rapid development of internet, wireless mobile telecommunication, and product identification technologies make whole product life cycle visible and controllable, which can improve several operational issues over the whole product li ...

Springer London Ltd2015

Automated analysis of product related data generated from PLM ontology

Ana Milicic

In recent years, ontology for the Product Lifecycle Management domain has raised a lot of interest in research communities, both academic and industrial. It has emerged as a convenient method for supporting the concept of closed lifecycle information loop, ...

EPFL2015

Proposal of a Closed Loop Framework for the Improvement of Industrial Systems' Life Cycle Performances: Experiences from the LinkedDesign Project

Dimitrios Kyritsis, Ana Milicic

The context where European manufacturers of industrial systems operate has dramatically changed over recent years: the pressure of emerging countries they have to face, policy makers' environmental laws and industrial companies' interests are pushing towar ...

Elsevier Science Bv2015

Design modification supporting method based on product usage data in closed-loop PLM

Dimitrios Kyritsis, Paul Xirouchakis, Jongho Shin

Thanks to recent technology related to product monitoring and data communication, it is now possible for a company to gather various kinds of product usage data during its operation in a ubiquitous way. However, the application of the newly gathered data i ...

Taylor & Francis Ltd2015

Industrial challenges in managing product development knowledge

Myrna Fatima Flores Pineda

To systematically create and share product development knowledge creates challenges for engineering companies. This paper presents an extensive study regarding the process of identifying such challenges in managing product development knowledge from the pe ...

Elsevier2014