Results 251 to 260 of about 7,001 (296)

Cascaded H-bridge Multilevel Inverters -A Reexamination

open access: yes2007 IEEE Vehicle Power and Propulsion Conference, 2007
Multilevel converters have gained popularity in high-power applications due to their low switch voltage stress and modularity. Cascaded H-bridge converters are a promising breed of multilevel converters which generally require several independent dc sources. Recently, existence of a redundant switching state has been utilized to replace the independent
Jingsheng Liao, Kai Wan, Mehdi Ferdowsi
openaire   +3 more sources

A new cascaded multilevel H-bridge drive

open access: yesIEEE Transactions on Power Electronics, 2002
In this paper, a general structure for cascaded power converters is presented in which any number of H-bridge cells having any number of voltage levels are series connected to form an inverter phase leg. Equations are introduced for determining an optimal voltage ratio of DC voltages for the H-bridge cells which will maximize the number of voltage ...
K. Corzine, Y. Familiant
openaire   +3 more sources

Capacitor Voltage Regulation in Single-DC-Source Cascaded H-Bridge Multilevel Converters Using Phase-Shift Modulation

open access: yesIEEE Transactions on Industrial Electronics, 2013
Cascaded H-bridge multilevel power electronic converters generally require several dc sources. An alternative option is to replace all the separate dc sources feeding the H-bridge cells with capacitors, leaving only one H-bridge cell with a real dc ...
Hossein Sepahvand, Mehdi Ferdowsi
exaly   +2 more sources

Development of Cascade H Bridge SVG

2021 IEEE 16th Conference on Industrial Electronics and Applications (ICIEA), 2021
Recent years have witnessed a rapid development of Electrified railway. A large amount of reactive power can be generated when the electric locomotive is too much on the traction network, It Cause a serious decline in power quality, Harmonics and reactive power has negative impacts on stability and security of locomotive running.
Gang Li, Bing Hu, Chunwei Shao
openaire   +1 more source

Outline of the Control Design for a Cascaded H-Bridge STATCOM

2008 IEEE Industry Applications Society Annual Meeting, 2008
The cascaded H-bridge converter (CHC) topology is ideal for implementation of direct connection static compensators (STATCOMs). However the topology requires significantly different control strategies as compared to conventional two level transformer connected STATCOMs and other multilevel STATCOMs. This paper outlines all aspects of a novel controller
Robert Eric Betz   +2 more
openaire   +1 more source

Cascaded H-bridges for sub-module PV microinverter

2016 IEEE 25th International Symposium on Industrial Electronics (ISIE), 2016
In the recent years growing interest has been given to photovoltaic (PV) microinverters. Sub-modular optimization of PV panels where the junction-box of the panel is removed and each sub-modules is connected to an individual DC-DC converter realizing independent MPPT is one promising solution especially for systems subject to partial shading.
W. Flores-Guerrero   +2 more
openaire   +1 more source

Design of Cascaded H-Bridge Multilevel Inverter

2021
Multilevel inverters have been widely used in many applications for improving quality of output voltage and reduce harmonics content in AC output voltage. This paper presents single-phase CHB multilevel inverter design with sinusoidal pulse width modulation (SPWM) technique.
Nitin Pawar   +2 more
openaire   +1 more source

A controller for cascaded h-bridge multilevel inverter

2016 IEEE 7th Power India International Conference (PIICON), 2016
The multilevel inverter technology has gained a tremendous significance in the research area. This paper proposed a new controller for generating the switching sequence of power devices used in multilevel inverter to produce the desired output. An embedded code has been developed to control the switching states of different IGBT switches.
Ujjwal Kumar Kalla   +3 more
openaire   +1 more source

Study of cascaded H-Bridge multilevel inverter

2016 International Conference on Automatic Control and Dynamic Optimization Techniques (ICACDOT), 2016
In this paper cascaded h-Bridge multilevel inverter with SPWM technique is presented. Multilevel inverter have high power application & low harmonics due to these applications it is used widely in the area of control and energy distribution. This paper includes performance of 3-Level, 5-Level & 7-Level cascaded H-Bridge multilevel inverter with respect
Asha Gaikwad, Pallavi Appaso Arbune
openaire   +1 more source

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