Results 81 to 90 of about 5,475 (232)
An integrated converter and machine control system for MMC-based high power drives [PDF]
, 2018 The Modular Multilevel Converter (MMC) is a promising topology for high power drive applications. However, large voltage fluctuations are produced in the floating capacitors when the machine is operating with high stator currents at low rotational speed.
Cardenas, Roberto +6 more
core +2 more sources
Comparison of bipolar sub-modules for the alternate arm converter [PDF]
, 2016 © 2016 IEEE.Research on dc-fault tolerant multilevel converters has gained noticeable attention over recent years. The alternate arm converter (AAC) is one of such emerging multilevel converter topologies, and a hybrid topology of the two-level converter
Agelidis, Vassilios +5 more
core +1 more source
High Voltage, Volume 10, Issue 1, Page 3-16, February 2025.Abstract The traditional power system dominated by synchronous generators is gradually evolving into a power system with high penetration of inverter‐based resources (IBRs). In this paper, the new characteristics that arise from the high penetration of IBRs in power systems are reviewed.
Wei Yao +6 more
wiley +1 more source
High Voltage, Volume 10, Issue 1, Page 47-55, February 2025.Abstract Using a field‐programmable gate array (FPGA) as the core computational engine, this paper proposes a digital real‐time electromagnetic transient simulator for a generic power electronic system. The LC switching model is employed for constant network conductance representation. The fully paralleled and pipelined design for network solutions and
Yuan Chen +3 more
wiley +1 more source
The Alternate Arm Converter: A New Hybrid Multilevel Converter With DC-Fault Blocking Capability
, 2013 This paper explains the working principles, supported by simulation results, of a new converter topology intended for HVDC applications, called the alternate arm converter (AAC).
Critchley, R +6 more
core +1 more source
Accelerated switching function model of hybrid MMCs for HVDC system simulation [PDF]
, 2017 An accelerated switching function model (SFM) of the hybrid modular multilevel converter comprising both full-bridge (FB) and half-bridge (HB) submodules (SMs) in each arm is presented for HVDC system simulation, where auxiliary circuits are adopted to ...
Guo, Deyang, Li, Rui, Xu, Lie
core +1 more source
Actuator Fault Detection and Identification Using H‐Infinity Filter
IET Circuits, Devices &Systems, Volume 2025, Issue 1, 2025.Open‐circuit faults (OCFs) in insulated gate bipolar transistors (IGBTs) within single‐phase pulse width modulation (PWM) rectifiers can severely degrade system performance, leading to reduced output voltage, poor power quality, overheating, and safety risks, including electric shocks or fires.
Ndabarushimana Egone +2 more
wiley +1 more source
The Journal of Engineering, 2019 Modular multilevel converter-battery energy storage system (MMC-BESS) has a good engineering application. When MMC-BESS is connected to the grid, the real-time phase angle of grid is an important parameter.
Dan Zhang +3 more
doaj +1 more source
Modulation, control, and performance analysis of asymmetric modular multilevel converter (A‐MMC)
IET Power Electronics, 2018 Modular multilevel converters (MMC) have proven to be a viable candidate for high‐voltage direct current transmission systems. Here, asymmetric modular multilevel converters (A‐MMC) are introduced wherein each series connected module has two half‐bridge (HB) submodules, with asymmetric voltage rating.
Kundan Srivastav +3 more
openaire +1 more source
Comparison between two VSC-HVDC transmission systems technologies : modular and neutral point clamped multilevel converter [PDF]
, 2009 The paper presents a detail comparison between two voltage source converter high voltage dc transmission systems, the first is based on neutral point-clamped (also known as HVDC-Light) and the second is based on innovative modular multilevel converter ...
Adam, G.P. +5 more
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