A generalized open-end winding conversion system using flying capacitor cells
Sign Up to like & getrecommendations! Published in 2019 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2018.12.024
Abstract: Abstract Over the years, industrial processes, renewable energy systems and electrification of transport systems have been pushing power electronics equipment towards higher power ratings, quality and faster dynamics. In this context, several multilevel converter structures… read more here.
Keywords: capacitor; flying capacitor; open end; end winding ... See more keywords
Carrier-based sinusoidal pulse-width modulation techniques for flying capacitor modular multi-level cascaded converter
Sign Up to like & getrecommendations! Published in 2019 at "Heliyon"
DOI: 10.1016/j.heliyon.2019.e03022
Abstract: Carrier-based sinusoidal pulse-width modulation (PWM) techniques, such as phase disposoed PWM(PD-PWM) and phase shifted PWM (PS-PWM), are widely applied to control the modular multilevel cascaded converters (MMCC) having full H-bridge as sub-modules. This paper evaluates… read more here.
Keywords: carrier based; capacitor; pwm; flying capacitor ... See more keywords
A fast active-balancing method for the 3-phase multilevel flying capacitor inverter derived from control allocation theory
Sign Up to like & getrecommendations! Published in 2017 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2017.08.534
Abstract: Abstract An elegant way to exploit redundancies available in multilevel converters is through a constrained optimization formulation. An interesting connection can be made with the so-called control allocation problems defined in over-actuated constrained systems. Redundancies… read more here.
Keywords: control allocation; active balancing; capacitor inverter; flying capacitor ... See more keywords
Bidirectional H8 AC-DC Topology Combining Advantages of Both Diode-Clamped and Flying-Capacitor Three Level Converters
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"
DOI: 10.1109/jestpe.2021.3088390
Abstract: A three-level bidirectional AC-DC converter with H8 topology is proposed to combine the advantages of both neutral-point clamped and flying-capacitor three-level converters for medium voltage AC-DC solid-state transformer applications. The innovative H8 converter features self-balanced… read more here.
Keywords: capacitor; flying capacitor; clamped flying; capacitor three ... See more keywords
A Highly Integrated Tri-Path Hybrid Buck Converter With Reduced Inductor Current and Self-Balanced Flying Capacitor Voltage
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2022.3182145
Abstract: This paper presents a single-stage tri-path buck converter with reduced inductor current and self-balanced flying capacitor voltage. The proposed converter introduces capacitor paths to reduce the average inductor current and inductor current ripple, hence decreasing… read more here.
Keywords: flying capacitor; voltage; buck converter; inductor current ... See more keywords
A Dual-Branch Series-Parallel Hybrid Buck DC-DC Converter With Flying Capacitor Voltage Auto-Balancing
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2022.3201166
Abstract: This paper presents a dual-branch series-parallel hybrid buck converter with flying capacitor voltage auto-balancing and reduced output impedance. The proposed converter automatically and inherently balances the flying capacitor voltages as one-third of the input voltage.… read more here.
Keywords: flying capacitor; voltage; dual branch; branch series ... See more keywords
Active Voltage Balancing and Thermal Performance Analysis of Dual Flying-Capacitor Active Neutral-Point-Clamped (DFC-ANPC) Inverters
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2020.3036570
Abstract: Multilevel inverters provide appealing advantages such as improved efficiency, superior thermal performance, better distribution of the switching and conduction power losses, smaller size of passive components including output ac filters and EMI filters, as compared… read more here.
Keywords: dfc anpc; flying capacitor; voltage; topology ... See more keywords
Decoupled Design of Voltage Regulating and Balancing Controls for Four-Level Flying Capacitor Converter
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3047039
Abstract: This article declares a simple voltage balancing and decoupling control methodology for four-level flying capacitor converter. The proposed approach only uses two proportional controllers to balance the capacitor voltages and one additional proportional-integral controller to… read more here.
Keywords: four level; capacitor; flying capacitor; capacitor converter ... See more keywords
Current Stress Reduction and Voltage Total Harmonic Distortion Improvement of Flying-Capacitor Modular Multilevel Converters for AC Machine Drive Applications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3050394
Abstract: This article proposes a method to determine the average submodule (SM) capacitor voltage for reduced current stresses and better total harmonic distortion (THD) of the phase voltages in a flying-capacitor modular multilevel converter (FC-MMC) for… read more here.
Keywords: capacitor modular; total harmonic; flying capacitor; voltage ... See more keywords
A Modular Multilevel DC–DC Converter With Flying Capacitor Converter Like Properties
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3099229
Abstract: This article proposes a novel modular multilevel dc-dc converter with high power-density potential based on a cascaded string of voltage source submodules (VSMs) merged with a current source submodule (CSM) that is configured to rapidly… read more here.
Keywords: converter; modular multilevel; capacitor converter; flying capacitor ... See more keywords
Three-Phase Flying Capacitor Clamped Current Source Converter With Active Capacitor Voltage and CMV Control
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3127047
Abstract: AC-type flying capacitor (FC) concept has been proposed for current source converter (CSC) topologies recently, which offers unique merits over the traditional CSCs, such as lower dv/dt with improved dc-link voltage quality as well as… read more here.
Keywords: three phase; flying capacitor; voltage; cmv ... See more keywords