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An overview of modular multilevel converters in HVDC transmission systems with STATCOM operation during pole-to-pole DC short circuits
Fault-current handling capability of the modular multilevel converters (MMCs) under dc-
cable short-circuit conditions is a major concern for the MMC applications on the high …
cable short-circuit conditions is a major concern for the MMC applications on the high …
A detailed review of MMC circuit topologies and modelling issues
MMC is a promising technology for MTDC systems and would transform into the concept of
Supergrids in the near future. The salient features of MMC are modularity, reduced dv/dt and …
Supergrids in the near future. The salient features of MMC are modularity, reduced dv/dt and …
DC fault detection and location in meshed multiterminal HVDC systems based on DC reactor voltage change rate
The change rate of the dc reactor voltage with predefined protection voltage thresholds is
proposed to provide fast and accurate dc fault detection in a meshed multiterminal HVDC …
proposed to provide fast and accurate dc fault detection in a meshed multiterminal HVDC …
Dynamic model, control and stability analysis of MMC in HVDC transmission systems
A control technique is proposed in this paper for control of modular multilevel converters
(MMC) in high-voltage direct current (HVDC) transmission systems. Six independent …
(MMC) in high-voltage direct current (HVDC) transmission systems. Six independent …
Modelling of high‐power hybrid DC circuit breaker for grid‐level studies
The modelling principles for hybrid DC circuit breakers (CBs) which is developed to support
DC grid protection studies and transient studies involving DC protection are studied. The …
DC grid protection studies and transient studies involving DC protection are studied. The …
Modulated model predictive control of modular multilevel converters in VSC-HVDC systems
This paper proposes a new modulated model predictive control method for the control of
modular multilevel converters (MMCs) in voltage source converter-high voltage dc systems …
modular multilevel converters (MMCs) in voltage source converter-high voltage dc systems …
Equivalent electromagnetic transient simulation model and fast recovery control of overhead VSC-HVDC based on SB-MMC
Self-blocking modular multilevel converter (SB-MMC) is able to block dc fault current with
relatively lower number of power semiconductors and lower valve power loss compared to …
relatively lower number of power semiconductors and lower valve power loss compared to …
Active control of DC fault currents in DC solid-state transformers during ride-through operation of multi-terminal HVDC systems
When a pole-to-pole dc fault occurs in a multi-terminal HVDC system, it is desirable that the
stations and dc solid-state transformers on healthy cables continue contributing to power …
stations and dc solid-state transformers on healthy cables continue contributing to power …
Control of arm capacitor voltages in modular multilevel converters
Modular multilevel converters have several attractive features such as a modular structure,
high voltage capability and scalability, excellent quality of the output voltage waveforms, as …
high voltage capability and scalability, excellent quality of the output voltage waveforms, as …
Novel control strategy for modular multilevel converters based on differential flatness theory
This paper aims to present a novel control strategy for modular multilevel converters (MMC)
based on differential flatness theory, in which instantaneous active and reactive power …
based on differential flatness theory, in which instantaneous active and reactive power …