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Advisor(s)
Abstract(s)
The development and interest in Industry 4.0
together with rapid development of Cyber Physical Systems has
created magnificent opportunities to develop maintenance to a
totally new level. The Maintenance 4.0 vision considers massive
exploitation of information regarding factories and machines to
improve maintenance efficiency and efficacy, for example by
facilitating logistics of spare parts, but on the other hand this
creates other logistics issues on the data itself, which only
exacerbate data management issues that emerge when distributed
maintenance platforms scale up. In fact, factories can be
delocalized with respect to the data centers, where data has to be
transferred to be processed. Moreover, any transaction needs
communication, be it related to purchase of spare parts, sales
contract, and decisions making in general, and it has to be verified
by remote parties. Keeping in mind the current average level of
Overall Equipment Efficiency (50%) i.e. there is a hidden factory
behind every factory, the potential is huge. It is expected that most
of this potential can be realised based on the use of the above
named technologies, and relying on a new approach called
blockchain technology, the latter aimed at facilitating data and
transactions management. Blockchain supports logistics by a
distributed ledger to record transactions in a verifiable and
permanent way, thus removing the need for multiple remote
parties to verify and store every transaction made, in agreement
with the first “r” of maintenance (reduce, repair, reuse, recycle).
Keeping in mind the total industrial influence on the climate
change, we can expect that with the aid of the new advancements
the climate change can be if not totally stopped at least reduced,
and contribute to the green economy that Europe aims for. The
paper introduces the novel technologies that can support
sustainability of manufacturing and industry at large, and
proposes an architecture to bind together said technologies to
realise the vision of Maintenance 4.0.
Description
Keywords
OEE Blockchain CPS IoT Maintenance
Pedagogical Context
Citation
Publisher
Universidade de Coimbra