The converter valve is the core equipment of DC distribution systems. This paper proposes an autonomous control strategy for grid-connected and islanded operation hybrid topology modular multilevel (MMC). overall structure designed, including outer loop inner current loop. Firstly, loop, it proposed to use equivalent capacitance storage energy MMC power module simulate inertia synchronous gener...

The apparent advantages of Multilevel Inverter (MLI) topologies in handling medium and high power with less loss switching lower harmonic distortion an output voltage waveform makes it better than the conventional inverter. However, MLI utilize a large number DC supplies semiconductor devices. They also have higher value total standing (TSV). Moreover, capacitor balancing problems, self-voltage...

In this paper, an extended analysis of the performance of different hybrid Rechargeable Energy Storage Systems (RESS) for use in Plug-in Hybrid Electric Vehicle (PHEV) with a series drivetrain topology is analyzed, based on simulations with three different driving cycles. The investigated hybrid energy storage topologies are an energy optimized lithium-ion battery (HE) in combination with an El...

From small toys to satellites, capacitors play a vital role as an energy storage element, filtering or controlling other critical tasks. This research paper focuses on estimating the remaining useful life of nanocomposite-based fabricated capacitor using various experimental and artificial intelligence techniques. Accelerated testing is used explore sustainability capacitor. The acceleration fa...

In this paper a new topology for Dynamic Voltage Restorer (DVR) with high frequency link is proposed. This topology is able to compensate different types of voltage disturbances such as voltage sag, voltage swell and voltage harmonics. According to the obtained equations, this topology operates as a controllable current source to charge the series capacitor. Due to using High Frequency Transfor...

The battery-pulse capacitor-based hybrid energy storage system has the advantage of high-energy density and high-power density. However, to achieve a higher firing rate electromagnetic launch, shorter charging time pulse capacitor from battery is needed. A new optimization model by formulating problem as constrained presented. Unlike existing algorithms, proposed can find globally optimal solut...

The electrochemical performance characteristics of a prismatic lithium-ion battery, ultracapacitors, and hybrid combinations at ambient temperature are considered. The effects of pulse current, duty cycle and hybrid combinations are studied. Current pulsing was shown to improved the total energy discharged from the lithium-ion battery and battery / capacitor hybrid combinations over that of a c...