Abstract
This paper proposes several modifications of the conventional Asymmetric Half-Bridge (ABH) topology for switched reluctance motor (SRM) drives with the aim of increasing its reliability to safety critical applications. This solution intends to achieve fast changing between main and standby redundant devices in fault-tolerant ABH topologies through the combination of mechanical commutators and semiconductors. With those modifications, the energy processing capability can be maintained for the most common failure modes. A survey of previously developed fault tolerant topologies for SRM drives and several aspects of failure modes, detection and isolation mechanisms are also included. The theoretical validity of one the proposed solutions is confirmed by several experimental results.
Original language | English |
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Title of host publication | Proceedings - 2019 IEEE 13th International Conference on Compatibility, Power Electronics and Power Engineering, CPE-POWERENG 2019 |
Publisher | Institute of Electrical and Electronics Engineers (IEEE) |
ISBN (Electronic) | 9781728132020 |
DOIs | |
Publication status | Published - Apr 2019 |
Event | 13th IEEE International Conference on Compatibility, Power Electronics and Power Engineering, CPE-POWERENG 2019 - Sonderborg, Denmark Duration: 23 Apr 2019 → 25 Apr 2019 |
Conference
Conference | 13th IEEE International Conference on Compatibility, Power Electronics and Power Engineering, CPE-POWERENG 2019 |
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Country/Territory | Denmark |
City | Sonderborg |
Period | 23/04/19 → 25/04/19 |
Keywords
- Asymmetric half bridge topology
- Fault-tolerant topology
- Power electronics reliability
- Power semiconductor failure
- SRM drive