نتایج جستجو برای: thyristor switched capacitors
تعداد نتایج: 30722 فیلتر نتایج به سال:
This study proposes a novel bidirectional-switched-capacitor-based interleaved converter. In view of the shortcomings two well-known unidirectional-switched-capacitor-based converters, this improves such converters through combining structure switched capacitor circuit. The first effort was to overcome drawback Cockcroft–Walton-based converter, whose circuit impedance and ripple cause serious o...
A new converter using a switched-inductor cell integrated with a switched-capacitor cell within a boost-like structure is proposed. The converter can achieve a very high dc conversion ratio. It can serve as the front-end dc-dc converter for a fuel cell in a UPS system. The inductors and capacitors are switched in a parallel-series configuration. The charging circuit of the inductors from the so...
This paper presents a multiobjective daily voltage and reactive power control (Volt/VAr) in radial distribution systems, including distributed generation units. The main purpose is to determine optimum dispatch schedules for onload tap changer (OLTC) settings at substations, substation-switched capacitors, and feeder-switched capacitors based on the day-ahead load forecast. The objectives are s...
This work presents a fully integrated boost switched-capacitor regulator in 40 nm CMOS technology. In addition to using small MOS + MOM capacitors reduce the area, utilizes pseudo-6-bit analog-to-digital converter at converter’s output determine driving capability needed. Combined with 32-phase clock, this novel approach reduces control complexity, achieves ripples, and shows very fast transien...
Energy shortage and environmental contamination in the present scenario has increased the use of renewable energy sources.Among the renewable energy sources the photovoltaic cells plays a significant role in meeting the energy requirements. The problem associated with the PV cells are it produces low output voltage and thus a high step-up dc dc converter is essential to boost the low voltage of...
This paper proposes a new reduced switch count seven-level triple boost inverter based on switched capacitor technique. The proposed topology has fewer number of components and the ability balancing voltage across capacitors. structure is very simple can be easily extended to higher levels. generalized for levels presented. level shifted pulse width modulation approach used evaluate topology. I...
Single-Input Quadruple-Boosting Switched-Capacitor Nine-Level Inverter With Self-Balanced Capacitors
This paper suggests a single-input switched-capacitor Nine-level inverter configuration advantaging from quadruple voltage-boosting ability, natural voltage balancing of capacitors, and reduced components per level. Also, the single-source character proposed topology makes it cheaper more compact. The cascaded version suggested has also been introduced, by which high boosting factors, as well l...
This paper presents a unique voltage-raising topology for single-phase seven-level inverter with triple output voltage gain using single input source and two switched capacitors. The has been boosted up to three times the value of by configuring capacitors in series parallel combinations which eliminates use additional step-up converters transformers. selective harmonic elimination (SHE) approa...
This paper proposes a diamond-shaped high step-up switched-capacitor based basic multilevel inverter topology. The (SC) stage consists of 2 active switches, diodes, and capacitors. Using single DC source with the unfolding circuit (10 5 capacitors, diodes) results in production 17 voltage-steps at output gain up to 8 times input voltage. By extending stages, higher voltage levels gains can be p...
Switched-Capacitor multilevel inverters (SCMLI) are being explored for renewable power applications like solar-PV integration because of their benefits low component count and low-cost factors. This work presents explores a new inverter with hexad voltage-boosting capability. It employs single source produces 13-level waveform by utilizing only fourteen switches, two diodes, four capacitors. Th...
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