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Formal process description as a key to Industry 4.0 – demonstrated in the assembly of IKEA shelves

Requirement engineering plays an important role in Industry 4.0. It serves as a foundational step in
the design and development of industrial manufacturing processes. The descriptions should be
precise and should not contain self-contradictions. However, the state-of-the-art requirement
description faces several challenges.

  • Most engineers prefer to use an informal way to describe the requirements. It could create ambiguity. Moreover, lacking a structured way makes it hard to describe a complicated process precisely. These drawbacks could create a barrier, which makes communication even harder and eventually results in misinterpretations of the descriptions.
  • There are several process description models for requirement engineering. However, most of them suffer from limited expressive power. This limitation results in engineers spending more time modeling complex processes, which leads to inefficiencies and potential errors.
  • The lack of verification methods can lead to mismatches between the process descriptions and functionalities of the implemented manufacturing processes.

To address the challenges, we introduce an extended formalized process description (E-FPD). The
idea is to assign each entity in the FPD model a type. The type gives the entity some additional
semantic information. The benefits are listed below.

  1. It can facilitate the engineer to describe more complicated behavior by utilizing the additional semantics information.
  2. The additional semantic information can be used to verify the consistency of the requirements.

To demonstrate the practical application of our research, we present a scenario involving the
manufacturing of an IKEA shelf. In this scenario, engineers will use our extended models to design
(and also describe) a manufacturing process for producing the shelf. The scenario will illustrate the
utility of the E-FPD in overcoming the limitations of traditional requirement engineering practices.
This example illustrates not only the theoretical benefits of the E-FPD model but also its practical
implications for enhancing the efficiency and accuracy of manufacturing process design in the
context of Industry 4.0.

Speaker: Mr Cheng Xin, department ICT & Automation

Type of event: hybrid

The presentation is held in English language.

Registration: by Email to: sekretariat@ifak.eu. Please also indicate whether you would like to participate on site at the think tank or prefer to participate virtually.

Kontakt

Frau Simone Wettig
Tel. 0391 9901 461
simone.wettig@ifak.eu
www.ifak.eu