A Unique Active Anti-Islanding Protection for a Quasi-Z-Source based Power Conditioning System
Quasi-Z-Source Network
,
Multilevel Inverter
,
Grid Interfacing
,
Anti-Islanding Protection
This paper presents the performance assessment of three active Islanding Detection Methods for a quasi-Z-Source based Power Conditioning…
Current Commutation in a Medium Voltage Hybrid DC Circuit Breaker using 15 kV Vacuum Switch and SiC Devices
Chang Peng ; Alex Q. Huang ; Xiaoqing Song
DC circuit breaker
,
hybrid circuit breaker
,
ultra-fast switch
,
current commutation
,
SiC device
,
Emitter turn off thyristor
,
vacuum switch.
Analysis and experimental study of current commutation in an ultra-fast, current limiting, hybrid DC circuit breaker for medium voltage…
FPGA based DSC-PLL for Grid Harmonics and Voltage Unbalance Effect Elimination
Jongmin Jo ; Byung-Moon Han ; Hanju Cha
DSC
,
PLL
,
FPGA
,
distorted three-phase voltage
In this paper, the design of DSC-PLL (Delayed Signal Cancellation Phase Locked Loop) based on FPGA is discussed. This method shows…
Open-Circuit Fault Diagnosis in Neutral-Point-Clamped Active Power Filters based on Instant Voltage Error with No Additional Sensors
L.M.A. Caseiro ; A.M.S. Mendes ; P.M.A.F. Lopes
Fault Diagnosis
,
Multilevel Converters
,
Active Power Filters
,
Neutral-Point-Clamped
This paper proposes the use of a fault diagnosis algorithm based on instant voltage error for Neutral-Point-Clamped active power filters….
Protected Control Method for Voltage Source Converter (VSC) in AC/DC Hybrid Grid under Grid Unbalanced Faults
Minglin Zhu ; Lijun Hang ; Guojie Li
unbalanced grid voltages
,
protected control method
,
AC/DC hybrid grid
In this paper, the current harmonic for VSC is theoretically analyzed in an unbalanced condition and the grid-connected converter protecting…
Subharmonic Power Line Carrier (PLC) based Island Detection
Scott Perlenfein ; Michael Ropp ; Jason Neely ; Sigifredo Gonzalez ; Lee Rashkin
Power line carrier
,
PLC
,
anti-islanding
,
distributed generation
,
photovoltaics
Advanced inverter functions are essential to mitigating the negative impacts of high penetration PV, but their integration into a typical…
