João Murta-Pina

Dr. João Murta-Pina

NOVA School of Science and Technology (FCT NOVA)
+1
orcid

Research Focus & Metrics

Academic Career Length

24Years (2003-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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14 October 2022 in Superconductor Science and Technology
Verified
Journal Article
Open access
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Mohammad Yazdani AsramiMohammad Yazdani Asrami
Mohammad Yazdani Asrami
ASAlireza Sadeghi
Alireza Sadeghi
WSWenjuan Song
Wenjuan Song
Ana Maria MadureiraAna Maria Madureira
Ana Maria Madureira
JMJoão Murta-Pina
João Murta-Pina
MPMichael Parizh
Michael Parizh
More than a century after the discovery of superconductors (SCs), numerous studies have been accomplished to take advantage of SCs in physics, power engineering, quantum computing, electronics, communications, aviation, healthcare, and defence-related applications. However, there are still challenges that hinder the full-scale commercialization of SCs, such as the high cost of superconducting wires/tapes, technical issues related to AC losses, the structure of superconducting devices, the complexity and high cost of the cooling systems, the critical temperature, and manufacturing-related issues. In the current century, massive advancements have been achieved in artificial intelligence (AI) techniques by offering disruptive solutions to handle engineering problems. Consequently, AI techniques can be implemented to tackle those challenges facing superconductivity and act as a shortcut towards the full commercialization of SCs and their applications. AI approaches are capable of providing fast, efficient, and accurate solutions for technical, manufacturing, and economic problems with a high level of complexity and nonlinearity in the field of superconductivity. In this paper, the concept of AI and the widely used algorithms are first given. Then a critical topical review is presented for those conducted studies that used AI methods for improvement, design, condition monitoring, fault detection and location of superconducting apparatuses in large-scale power applications, as well as the prediction of critical temperature and the structure of new SCs, and any other related applications. This topical review is presented in three main categories: AI for large-scale superconducting applications, AI for superconducting materials, and AI for the physics of SCs. In addition, the challenges of applying AI techniques to the superconductivity and its applications are given. Finally, future trends on how to integrate AI techniques with superconductivity towards commercialization are discussed.

24 February 2023 in Superconductor Science and Technology
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Journal Article
Open access
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Mohammad Yazdani AsramiMohammad Yazdani Asrami
Mohammad Yazdani Asrami
Wenjuan SongWenjuan Song
Wenjuan Song
Antonio MorandiAntonio Morandi
Antonio Morandi
GCGiovanni De Carne
Giovanni De Carne
JMJoão Murta-Pina
João Murta-Pina
Ajith AbrahamAjith Abraham
Ajith Abraham
This paper presents a roadmap to the application of AI techniques and big data (BD) for different modelling, design, monitoring, manufacturing and operation purposes of different superconducting applications. To help superconductivity researchers, engineers, and manufacturers understand the viability of using AI and BD techniques as future solutions for challenges in superconductivity, a series of short articles are presented to outline some of the potential applications and solutions. These potential futuristic routes and their materials/technologies are considered for a 10–20 yr time-frame.

1 July 2017 in Electric Power Systems Research
Verified
Journal Article
Closed access
APAntónio Manuel Vieira Pombo
António Manuel Vieira Pombo
JMJoão Murta-Pina
João Murta-Pina
VPVitor Fernão Pires
Vitor Fernão Pires

1 January 2016 in Electric Power Systems Research
Verified
Journal Article
Closed access
APAntónio Manuel Vieira Pombo
António Manuel Vieira Pombo
JMJoão Murta-Pina
João Murta-Pina
VPVitor Fernão Pires
Vitor Fernão Pires

1 April 2015 in Reliability Engineering & System Safety
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Journal Article
Closed access
APAntónio Manuel Vieira Pombo
António Manuel Vieira Pombo
JMJoão Murta-Pina
João Murta-Pina
VPVitor Fernão Pires
Vitor Fernão Pires

9 September 2020 in IEEE Transactions on Industry Applications
Verified
Journal Article
Closed access
RORoberto André Henrique de Oliveira
Roberto André Henrique de Oliveira
Richard StephanRichard Stephan
Richard Stephan
AFAntonio C Ferreira
Antonio C Ferreira
JMJoão Murta-Pina
João Murta-Pina
This paper presents the design and innovative test of a Linear Induction Motor (LIM) to be used in the urban Superconducting Magnetic Levitated (SML) vehicle, named MagLev-Cobra. This levitation method, based on the flux pinning property of High-Temperature Superconductors (HTS) in the proximity of rare-earth permanent magnets, has constraints related with the lifting forces. This issue is even more critical as there is no control of the levitation gap, which changes according to the load. The motor design is based on analytical equations and computational simulations by Finite Element Methods (FEM). An innovative workbench for tests was developed to measure values of interest, such as end effects, forces, electrical currents, magnetic flux densities, and others. Numerical and experimental results support the desired performance of the proposed LIM.