Browsing by Author "Benadero García-Morato, Luis"
Now showing items 1-20 of 21
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Analysis of bifurcation behavior of a piecewise linear vibrator with electromagnetic coupling for energy harvesting applications
(2014-05)
Article
Open AccessRecently, nonlinearities have been shown to play an important role in increasing the extracted energy of vibration-based energy harvesting systems. In this paper, we study the dynamical behavior of a piecewise linear (PWL) ... -
Analysis of nonlinear and non-smooth dynamics of a self-oscillating series resonant inverter
(2017)
Conference report
Open AccessIn this paper, the dynamics of a dc-ac resonant self-oscillating LC series inverter is analyzed from the point of view of piecewise smooth dynamical systems. Our system is defined by two symmetric configurations and its ... -
Bifurcation analysis of a DC–DC bidirectional power converter operating with constant power loads
(2016-04)
Article
Open AccessDirect current (DC) microgrids (MGs) are an emergent option to satisfy new demands for power quality and integration of renewable resources in electrical distribution systems. This work addresses the large-signal stability ... -
Bifurcation patterns in homogeneous area-preserving piecewise-linear maps
(2018-11-26)
Article
Open AccessThe dynamical behavior of a family of planar continuous piecewise linear maps with two zones is analyzed. Assuming homogeneity and preservation of areas we obtain a canonical form with only two parameters: the traces of ... -
Delay effects on the limit cycling behavior in an H-bridge resonant inverter with zero current switching control strategy
(2018)
Conference report
Open AccessIn this paper, bifurcations of limit cycles in a H-bridge LC resonant inverter under a zero current switching control strategy with delay in the switching action are analyzed. Mathematical analysis and numerical simulations ... -
Delay effects on the limit cycling behavior in resonant inverters with state feedback
(2019-10-01)
Article
Restricted access - publisher's policyBifurcations of limit cycles in an H-bridge LC resonant inverter are reexamined taking into account a time delay in the switching transition. The analysis is accomplished by means of a model of the inverter that compresses, ... -
Dynamical analysis of an interleaved single inductor TITO switching regulator
(2009-06)
Article
Open AccessWe study the dynamical behavior of a single inductor two inputs two outputs (SITITO) power electronics DC-DC converter under a current mode control in a PWM interleaved scheme. This system is able to regulate two, generally ... -
Dynamic analysis of self-oscillating H-bridge inverters with state feedback
(2020-01)
Article
Restricted access - publisher's policyThis paper presents a comprehensive approach to analyze the dynamics of a generalized model of resonant inverters using nonsmooth dynamical system theory. The model simultaneously covers both parallel and series resonant ... -
Dynamics and stability issues of a single-inductor dual-switching DC-DC converter
(2010-02-08)
Article
Open AccessA single-inductor two-input two-output power electronic dc–dc converter can be used to regulate two generally nonsymmetric positive and negative outputs by means of a pulsewidth modulation with a double voltage feedback. ... -
Limit cycle bifurcations in resonant LC power inverters under zero current switching strategy
(2018-01)
Article
Open AccessThe dynamics of a DC-AC self-oscillating LC resonant inverter with a zero current switching strategy is considered in this paper. A model that includes both the series and the parallel topologies and accounts for parasitic ... -
Modeling and bifurcation behavior of multi-phase SIMIMO DC-DC switching regulators
(2010-11)
Article
Restricted access - publisher's policyIn this paper, different discrete-time models in the form of maps are proposed and analyzed in order to describe the dynamics of single inductor multiple-input multiple-output (SIMIMO) switching DC–DC converters. These ... -
Nonlinear analysis of interconnected power converters: a case study
(2015-09-01)
Article
Open AccessIn this paper the nonlinear dynamics of interconnected power converters in an islanded direct current (DC) microgrid is analyzed. By using a simplified scheme based on two cascaded converters we analyze the dynamical ... -
Nonlinear dynamic modeling and analysis of self-oscillating H-bridge parallel resonant converter under zero current switching control: unveiling coexistence of attractors
(2018-12-14)
Article
Restricted access - publisher's policyThis paper deals with the global dynamical analysis of an H-bridge parallel resonant converter under a zero current switching control. Due to the discontinuity of the vector field in this system, sliding dynamics may take ... -
Nonsmooth pitchfork bifurcation in a dc-dc converter: coexisting attractors and intermittency
(IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
Conference report
Open AccessIn this paper we deal with the analysis of nonlinear dynamical behavior of a single inductor two inputs two outputs (SITITO) power electronics DC-DC converter. The system can be used to regulate generally two outputs (one ... -
Single inductor multiple outputs interleaved converters operating in CCM
(IEEE, 2008)
Conference lecture
Restricted access - publisher's policyFeasibility of single inductor multiple outputs (SIMO) DC-DC converters, able to operate in continuous-conduction mode (CCM), is shown in this paper. The power stage combines simple structures based on boost for non-inverted ... -
Sliding bifurcations in resonant inverters
(2017)
Conference report
Restricted access - publisher's policyIn this paper, the switching dynamics of a dc-ac resonant self-oscillating inverter is considered. Using bifurcation analysis coexisting steady-state solutions are predicted, which are increasingly ... -
Sliding mode control of interconnected power electronic converters in DC microgrids
(2013)
Conference lecture
Restricted access - publisher's policyIn this work, a typical structure of cascaded converters present in DC microgrids is analyzed. From the control point of view, converters acting as loads add a nonlinear effect to the supply bus, caused by its constant ... -
Stability analysis of periodic orbits in a class of duffing-like piecewise linear vibrators
(EDP Sciences, 2014)
Conference lecture
Open AccessIn this paper, we study the dynamical behavior of a Duffing-like piecewise linear (PWL) springmass-damper system for vibration-based energy harvesting applications. First, we present a continuous time single degree of ... -
Suppression of undesired attractors in a self-oscillating H-bridge parallel resonant converters under zero current switching control
(2018-11-08)
Article
Restricted access - publisher's policyResonant converters under zero current switching control strategy can exhibit coexistence of attractors, making it difficult the startup of the system from zero initial conditions. In this paper, the problem of multiple ... -
Topologies and control of a class of single inductor multiple-output converters operating in continuous conduction mode
(2011-08)
Article
Restricted access - publisher's policyIn this paper, continuous conduction mode (CCM) operation of a class of single inductor multiple output dc-dc converters is proposed. The power stage combines boost and buck-boost structures loading non-inverted and inverted ...
