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Voltage balancing of a five-level flying capacitor converter using optimum switching transitions
dc.contributor.author | Ghias, Amer M.Y.M. |
dc.contributor.author | Pou Félix, Josep |
dc.contributor.author | Ciobotaru, M. |
dc.contributor.author | Agelidis, Vassilios |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament d'Enginyeria Electrònica |
dc.date.accessioned | 2013-02-12T17:16:52Z |
dc.date.available | 2013-02-12T17:16:52Z |
dc.date.created | 2012 |
dc.date.issued | 2012 |
dc.identifier.citation | Ghias, A. [et al.]. Voltage balancing of a five-level flying capacitor converter using optimum switching transitions. A: IEEE International Conference on Industrial Electronics. "IEEE Industrial Electronics Conference (IECON’12), Montreal, Quebec, Canada, 25-28 Oct. 2012.". Montreal, Quebec: 2012, p. 1-6. |
dc.identifier.uri | http://hdl.handle.net/2117/17682 |
dc.description.abstract | The flying capacitor (FC) multilevel converter requires a capacitor voltage balancing mechanism for proper operation. This paper proposes a voltage balancing scheme for a five-level FC converter based on phase disposition pulse-width modulation (PD-PWM) using transitions that produce the minimum number of switching events. This strategy will be called optimal-transition voltage balancing (OTVB) scheme. Since multiple optimum switching transitions between two consecutive voltage levels may be available, such a redundancy is used to regulate the FC voltages at their desired levels. Those transitions that produce more switching events are avoided. The rest of transitions are evaluated by means of a cost function and the one that produces the minimum value is selected. Simulation results show a significant reduction of the average switching frequency as compared to the use of the optimal-state voltage balancing (OSVB) scheme, while maintaining the balance of the FC voltages. Moreover, the proposed PD-PWM voltage balancing strategy is robust to static and dynamic load conditions. |
dc.format.extent | 6 p. |
dc.language.iso | eng |
dc.subject | Àrees temàtiques de la UPC::Enginyeria electrònica::Electrònica de potència |
dc.subject.lcsh | Electric capacity |
dc.subject.lcsh | Electric switchgear |
dc.subject.lcsh | Time measurements |
dc.title | Voltage balancing of a five-level flying capacitor converter using optimum switching transitions |
dc.type | Conference report |
dc.subject.lemac | Capacitat elèctrica |
dc.subject.lemac | Electricitat--Dispositius de distribució |
dc.subject.lemac | Cronometria |
dc.contributor.group | Universitat Politècnica de Catalunya. (TIEG) - Terrassa Industrial Electronics Group |
dc.description.peerreviewed | Peer Reviewed |
dc.rights.access | Open Access |
local.identifier.drac | 11253930 |
dc.description.version | Postprint (author’s final draft) |
local.citation.author | Ghias, A.; Pou, J.; Ciobotaru, M.; Agelidis, V. |
local.citation.contributor | IEEE International Conference on Industrial Electronics |
local.citation.pubplace | Montreal, Quebec |
local.citation.publicationName | IEEE Industrial Electronics Conference (IECON’12), Montreal, Quebec, Canada, 25-28 Oct. 2012. |
local.citation.startingPage | 1 |
local.citation.endingPage | 6 |