Dynamic performance of a modular multilevel back-to-back HVDC system

By Maryam Saeedifard, Reza Iravani. IEEE Power & Energy Society General Meeting, 2010

1,250 citations recorded by the source corpus.

Subfields: Electrical and Electronic Engineering

View Paper: https://www.semanticscholar.org/paper/ddcf36a6d9f94b6cb622d311465883aae6c4ff75

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In Electrical and Electronic Engineering

Citations in the corpus

Modular Multilevel Converter Models for Electromagnetic Transients (2014, background): “Assuming that capacitor voltages of each arm are balanced [18], the average values of capacitor voltages are equal.”
Analysis of the Phase-Shifted Carrier Modulation for Modular Multilevel Converters (2015, methodology): “A phasedisposition (PD) level shifted PWM strategy including a voltage balancing method was discussed in [27] and [28].”
A Steady-State Analysis Method for a Modular Multilevel Converter (2013, background): “H IGH-VOLTAGE, direct current (HVDC) transmission using voltage-source converters (VSCs) provides a means of connecting distant renewable sources to a large ac network [1]–[5].”
Suppressing DC Voltage Ripples of MMC-HVDC Under Unbalanced Grid Conditions (2012, background): “Other multilevel modulation schemes, such as phase-disposition PWM (PD-PWM) [9], phase-shifted carrier PWM (PSC-PWM)”
Detailed and Averaged Models for a 401-Level MMC–HVDC System (2012, methodology): “Traditional modulation techniques proposed to date for MMCs include phase-disposition modulation (PD-PWM) [22], phase-shift modulation (PS-PWM) [23], space-vector modulation (SV-PWM) [9], and the improved selective harmonic elimination method (SHE) [8].”
Operation, Control, and Applications of the Modular Multilevel Converter: A Review (2015, methodology): “To improve the performance of these techniques, a modified PD PWM technique with an SM capacitor voltage balancing technique is proposed in [8].”
Efficient Modeling of Modular Multilevel HVDC Converters (MMC) on Electromagnetic Transient Simulation Programs (2011, methodology): “A block diagram of a typical MMC based HVDC system, designed to transfer power between two ac systems through a dc link is shown in Figure 6-1 [88] [65].”
Dynamic Averaged and Simplified Models for MMC-Based HVDC Transmission Systems (2013, methodology): “Various modulation techniques have been developed for MMC topologies: phase-disposition PWM (PD-PWM) [31], phase-shifted carrier PWM (PS-PWM) [32], improved selective harmonic elimination–PWM (SHE-PWM) [10], space-vector modulation (SVPWM) [11] and model predictive control [33].”
On Resonances and Harmonics in HVDC-MMC Station Connected to AC Grid (2017, methodology): “For low number of levels, PWM is commonly used as in [21] and [22].”
An Inner Current Suppressing Method for Modular Multilevel Converters (2012, methodology): “, the carrier-phase-shifted PWM (CPSPWM) method in [10] and [11] and the submodule (SM)-unified pulsewidth-modulated (SUPWM) method in [12]–[15] (some others call it as “direct modulation” in [18] and [19]).”
Circulating Current Injection Methods Based on Instantaneous Information for the Modular Multilevel Converter (2015, background): “2336608 which make it a potential candidate for various applications, including high-voltage-direct-current transmission systems [7]–[9], flexible-alternating-current-transmission-system controllers [10], photovoltaic generation [11], wind turbine applications [12], and motor drives [13]–[15].”
Accelerated Model of Modular Multilevel Converters in PSCAD/EMTDC (2013, background): “W ITH THE continuously growing importance of highvoltage (HV) power-electronics technology for industrial and traction applications, fully controlled power-electronic devices, such as insulated-gate bipolar transistors (IGBTs) and integrated gate-commutated thyristors (IGCTs) with HV and high power ”
Analysis of Active Power Control for VSC–HVDC (2014, methodology): “A number of modulation methods have been proposed for MMCs [20], [22], [23].”
Dynamic Analysis of Modular Multilevel Converters (2013, background): “It is therefore ideal for high-voltage highpower applications, such as high-voltage dc transmission [11]– [13], high-power motor drives [14]–[17], and electric railway supplies [18].”
Harmonic Instability in MMC-HVDC Converters Resulting From Internal Dynamics (2016, methodology): “A sorting based capacitor voltage balancing control is used [9].”
Model Predictive Control With a Reduced Number of Considered States in a Modular Multilevel Converter for HVDC System (2015, background): “The inner unbalanced current of the MMC is defined in (17) [4], [10], where is a dc component of the inner unbalanced current, and is the circulating current.”
Characteristic Investigation and Control of a Modular Multilevel Converter-Based HVDC System Under Single-Line-to-Ground Fault Conditions (2015, background): “which enables flexible control and uninterruptable performance with unbalanced input voltages [9], [10].”
Accurate Capacitor Voltage Ripple Estimation and Current Control Considerations for Grid-Connected Modular Multilevel Converters (2014, neutral): “Several application fields have been considered, such as HVDC systems as well as medium voltage electric drives [2]–[4].”