Simple, portable and low-cost experiments as RC RL series circuits are proposed to experiment with DC circuits. Very common elements used: a few electronics components (resistors, capacitors, coils connecting wires) two smartphones. We consider the charging discharging of capacitor in circuit also that coil circuit. Using smartphone an oscilloscope we observe voltages variations which transient...

Three-legs active power decoupling (APD) converters are widely studied in the single-phase grid-connected systems to enhance circuit lifetime by creating an alternative path for typical existing dc-side pulsating ripple. Therefore, this reduces requirement of smoothing dc capacitors allowing compact designs even with implementation long life metalized film technology. In article, allow enhancem...

Nowadays, using distributed generation (DG) resources, such as wind and solar, also improving the voltage profile in distribution companies has been considered. As optimal placement and sizing of shunt capacitors become more prevalent, utilities want to determine the impact of the various capacitors placement in distribution systems. Locating and determining the optimal capacity of shunt capaci...

In this work, an efficient control scheme for a double stage pumping system is proposed. On the DC side, three-level boost converter employed to maximize photovoltaic power and step-up DC-link voltage. For maximum point tracking, classical incremental conductance method substituted by fuzzy logic controller. The designed controller estimates optimal step size which speeds up tracking process im...

In this article, various modulation strategies and hysteresis-band control of a recently introduced dual-boost nine-level inverter (DB9LI) are implemented. DB9LI is switched capacitor based capable generating symmetrical nine output voltage levels by employing single DC source. The topology generates boosted bipolar at the side without applying end-side H-bridge (usually employed to generate ne...

MIM capacitors are considered equally important devices for the assessment of dielectric charging in RF MEMS capacitive switches. Beside the obvious similarities between the down state condition of RF MEMS and MIM capacitors there are also some important differences. The paper aims to introduce a novel approach to the study of dielectric charging in MEMS with the aid of MIM capacitors by combin...

Voltage nonlinearity is a crucial performance parameter of MIM capacitors for RF, analog and mixed signal IC applications. In present work, the fabrication and characterization of anodic high-k MIM capacitors are reported in detail and modeling of nonlinearity coefficient of capacitance is developed using polarization of induced dipoles. The model agrees with experimental results for various hi...

Theoretical limits for the capacitance density of integrated capacitors with combined lateral and vertical field components are derived. These limits are used to investigate the efficiency of various capacitive structures such as lateral flux and quasifractal capacitors. This study leads to two new capacitor structures with high lateral-field efficiencies. These new capacitors demonstrate large...

Reactive power management has been a vital downside for the last a few years. The role of reactive power will be understood because it affects voltage stability, power issue and losses during a grid. To unravel this downside several approaches are utilized in the literature. Capacitors are used for identical. However the matter lies to find the best location and size of the capacitors. This pap...

Abstract: The analysis of the effect of the parasitic capacitors of the split capacitor array on the successive approximation register analog-to-digital converter’s charachteristics is presented. The Verilog-A model of the split capacitor array is developed based on the analysis. The model takes the effects of parasitic capacitors into account, and the values of these parasitic capacitors can b...