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Electrical Machines

​Shell-like Spherical Induction Electrical Machine: Using a Soft Magnetic Composite. IDMEC/LAETA

 

1) Concept and development of an shell-like spherical induction machine using Soft Magnetic Composites;


2) Development and validation of electromagnetic and thermal analytical models for optimization purposes;

3) Experimental tests for validation purposes;

4) Multi-objective optimization for a traction and biomedical application;

5) Identification of future design optimization​ of the winding for better assembly and manufacture.

Objectives

Work

Check our papers:

1) J. F. P. Fernandes, S. M. Vieira, P. J. Costa Branco, “Multi-Objective Optimization of a Shell-like Induction Spherical Motor for Power-Assisted Wheelchair”, in IEEE Trans. on Energy Conversion, October 2017. Doi: 10.1016/j.apenergy.2017.10.039

2) J. Fernandes; V. Machado; P. Branco, "Magnetic Field Analysis in Shell-Like Spherical Induction Machines with Zenithal Traveling Waves," in IEEE Transactions on Energy Conversion, Available online April 2017. doi: 10.1109/TEC.2017.2696164.

3) João F. P. Fernandes; P. J. Costa Branco, "The Shell-like Spherical Induction Motor for Low-speed Traction: Electromagnetic Design, Analysis and Experimental Tests" in IEEE Transactions on Industrial Electronics,vol. 63, no. 7, pp. 4325-4335, Julho 2016. doi: 10.1109/TIE.2016.2535982

4) João F.P. Fernandes, Fernando M. Camilo, V. Maló Machado, “Fluxball magnetic field analysis using a hybrid analytical/FEM/BEM with equivalent currents”, Journal of Magnetism and Magnetic Materials, vol. 401, pp. 1173-1180, Março 2016. Doi: doi.org/10.1016/j.jmmm.2015.10.104

5) Fernandes J.F.P., Branco P.J.C. (2014) “A Shell-Like Induction Electrical Machine”. In: Camarinha-Matos L.M., Barrento N.S., Mendonça R. (eds) Technological Innovation for Collective Awareness Systems. DoCEIS 2014. IFIP Advances in Information and Communication Technology, vol 423, pp 209-216, 2014. Springer, Berlin, Heidelberg. Doi: 10.1007/978-3-642-54734-8_24

Future Work

 

1)  Optimization of the motor to improve the torque;


2) Development of a gearbox dedicated to the electrical model;

3) Development of a prototype of the electrical motor;

4) Tests in the Formula Student electric car.

The rotor:

The stator:

The Machine:

One final design:

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