Resonant capacitor module
Cell voltages in a module are equalized by the multi‐winding transformer equalizer, while module voltages are unified by resonance switched capacitor converters.
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Double‐layer equalizer with multi‐winding transformer and resonance …
Cell voltages in a module are equalized by the multi‐winding transformer equalizer, while module voltages are unified by resonance switched capacitor converters.
(PDF) High Voltage Resonant Modular Capacitor Charger Systems …
CAPACITOR CHARGER DESIGN A. Power Module A compact power module was designed and manufactured, based on the series resonant converter with energy dosage that has been described above (see Figure 5). This module comprises two TO-247 IXYS IGBT''s, two stacks of 5% film capacitors, a U-core based HV transformer and fast diodes.
(PDF) Minimum Resonant Capacitor Design of High-power LLC Resonant …
Here, a minimum resonant capacitor design approach is proposed for the insulated-gate bipolar transistor (IGBT)- based high-power LLC resonant converter to improve its comprehensive efficiency in ...
Kapil Kesarwani
A resonant switched-capacitor IC and embedded system for sub-module photovoltaic power management JT Stauth, MD Seeman, K Kesarwani IEEE Journal of Solid-State Circuits 47 (12), 3043-3054, 2012
Dry film capacitors for high frequency power electronics
methods of increasing capacitor resonant frequency PCB parallel & reverse current Concentric wind, coaxial design, incorporated laminate buss, … System level cost and component count of discrete vs. module capacitors Assembly labor discrete vs modules Reduced lam-buss and connections at system level Component count and reliability
Band Pass Resonant Filter and Amplifier Module for …
The PCB, in other words, is a full featured stand-alone high pass or low pass filter despite being part of a combined module. BOM. Follows the list of components for one filter: Capacitors. 1x 4.7nF poly capacitor 2x 1nF …
Jason T. Stauth
Selected Publications. J.T. Stauth, "Pathways to mm-scale DC-DC converters: Trends, opportunities, and limitations," IEEE Custom Integrated Circuits Conference (CICC), 2018.C. Schaef and J.T. Stauth, "A Highly Integrated Series–Parallel Switched-Capacitor Converter With 12 V Input and Quasi-Resonant Voltage-Mode …
8.2: Series Resonance
Given the 10 volt peak source, the voltages across the capacitor and inductor at the resonance frequency of 159 kHz would be (Q) times greater, or 200 volts. At higher or lower frequencies, the …
Resonant and Multimode Switched Capacitor Converters for
In the resonant switched capacitor (ReSC) approach, the efficiency and power density of SC architectures are improved through the use of small magnetic components that resonate with flying capacitors and tune out their reactive impedance . This approach also enables soft- or zero-current-switching (ZCS) which reduces power …
Multi Resonant Switched-Capacitor Converters
This chapter introduces a novel RSCC with higher efficiency and immunity towards component variance by the mean of second resonant frequency, hence the name Multi-Resonant Switched-Capacitor Converter (MRSCC).
Hybrid-Switched-Capacitor Voltage Regulator Module with …
Abstract: This paper presents a family of quasi-two-stage hybrid-switched-capacitor (HSC) voltage regulator module (VRM) with multifunctional components for both 12-V-to-1-V and 48-V-to-1-V high-current applications. A switched-capacitor stage splits the input voltage into multiple square-wave voltage rails. A PWM regulator stage with multiple cells are …
A Highly Integrated 3-Phase 4:1 Resonant Switched-Capacitor …
This brief proposes a highly-integrated 3-phase ( 3Φ) 4:1 resonant switched-capacitor (ReSC) converter with parasitic capacitor soft charging for Internet-of-Things devices, reducing the current stress at the point of load. Both the 3Φ resonant operation and the parasitic loss reduction schemes improve the power conversion …
Design and analysis of a full bridge LLC DC-DC converter for …
At t 1 the switches S 1 and S 4 are turned on, the resulting current and voltage on the resonant capacitor can be expressed by Eqs. ... (IGBTs) and output diode bridge rectifier SiC module APTDC20H1201G are used. The resonant inductor L s = 15 uH and magnetizing inductance of the transformer L m = 217 uH and resonant capacitor C …
Thermal and Electric Parameter Analysis of DC–DC Module Based …
This elaboration presents the concept of the design, parameters, experimental investigation, and thermal numerical model solved using the finite element method of a high-power-density DC–DC converter. The analyzed unit can be utilized as a stand-alone converter or as a module for a scalable high-voltage gain system. The …
A Current Fed Full Bridge Converter with Auxiliary Resonant Capacitor
A fully Soft switched current-fed parallel resonant full-bridge converter with closed loop control is proposed for PV applications. The proposed converter is capable to achieve soft switching in ...
Hybrid switched capacitor converter (HSC) using source …
, an ideal resonant tank (i.e., high-quality Q-factor of the resonant tank) and converter switching at the resonant frquency, the output current peak, as shown in Figure 5, can be calculated with the following equation: â è ç 𝑘 = â è ç 𝜋 2 (5) whereas the output current is the summation of the currents of the output windings.
Switched capacitor resonant voltage-multiplying rectifier …
Disclosed are a switched capacitor resonant voltage-multiplying rectifier converter, and a control method and a control system thereof. The connection between an active sub-module, positive modules, negative modules, and resonant branches enables an input power of the active sub-module to be transferred to all positive modules sequentially via …
LLC Resonant Converter for Fast Electric Vehicle Charging Module …
Also, the proposed converter does not contain capacitor in series with the resonant current path, which is appropriate for a large charging current in fast EV charger. Furthermore, the proposed converter maintains identical for the same switching frequency range both 400 V and 800 V batteries, due to the same quality factors in both cases ...
Double‐layer equalizer with multi‐winding transformer …
A double-layer architecture for series-connected modules is proposed to decrease the long battery string''s equalizer circuit complexity, which is based on multi-winding transformers and resonance switched …
Resonant-Switched Capacitor Converters for Chip-Scale Power …
In this study, we explore the design and optimization of 2:1 step-down topologies, based on representative capacitor technologies, CMOS device parameters, and air-core inductor models. We compare the SC approach to the ReSC approach in terms …
LC circuit
An LC circuit, also called a resonant circuit, tank circuit, or tuned circuit, is an electric circuit consisting of an inductor, represented by the letter L, and a capacitor, represented by the letter C, connected together.The …
Understanding LLC Operation (Part I): Power Switches and Resonant …
Resonant Tank. The resonant tank is made up of a resonant capacitor (C R) and two inductors: the resonant inductor (L R), in series with the capacitor and transformer, and the magnetizing inductor (L M), in parallel.The tank''s role is to filter out the square wave''s harmonics, outputting a sine wave of the fundamental switching frequency to the input of …
Resonant and Multimode Switched Capacitor Converters for
This paper provides an overview of resonant and multimode switched capacitor DC-DC converters and discusses their prospects for meeting these challenges. An overview of the constraints that limit performance scaling of conventional magnetic …
A novel control strategy of resonant converter with modular …
The resonant converter with modular rectifier (RMR) is a promising topology for DC grid applications. This paper studies the control strategy of RMR based SiC switching device including the output voltage and submodule (SM) capacitor voltage …
A Resonant Switched-Capacitor IC and Embedded System for Sub-Module …
Request PDF | A Resonant Switched-Capacitor IC and Embedded System for Sub-Module Photovoltaic Power Management | The viability of grid-connected photovoltaic (PV) energy has improved dramatically ...
Boost-integrated LCL resonant converter with high voltage gain
Abstract: A boost-integrated LCL resonant DC–DC converter is proposed, which is constituted by a full-bridge inverter module, the main transformer and a flyback transformer, resonant unit, and a rectifier module.
A Resonant Switched-Capacitor IC and Embedded System for Sub …
This paper presents a high-voltage CMOS IC and embedded system based on a resonant switched-capacitor converter. The solution is integrated into the junction box to balance power flow in parallel with sub-module strings of PV cells.
Resonant Switched-Capacitor Converters for Sub-module …
Resonant switched-capacitor converters are configured in parallel with strings of PV cells at the sub-module level to improve energy capture in the event of shading or mismatch. The converters operate in a parallel-ladder architecture, enforcing voltage ratios among strings of cells at terminals normally connected to bypass diodes.
A 3-Phase Resonant Switched-Capacitor Converter for Data …
Meanwhile, the 48 V needs conversion into 1 V or lower at the point-of-load for microprocessors. A 48V-to-12V DC-DC converter can serve as a first stage between the huge gap of 48V-to-1V, in a two-stage voltage regulator module (VRM). Thus, this paper presents a 3-phase resonant switched-capacitor ( 3Φ-ReSC) converter as the first …
Jason T. Stauth
Selected Publications. J.T. Stauth, "Pathways to mm-scale DC-DC converters: Trends, opportunities, and limitations," IEEE Custom Integrated Circuits Conference (CICC), 2018.C. Schaef and J.T. Stauth, …
Resonant Switched-Capacitor Converters for Sub-module …
Resonant switched-capacitor converters are configured in parallel with strings of PV cells at the sub-module level to improve energy capture in the event of shading or mismatch.
Resonant Switched-Capacitor Converters for Sub …
Resonant switched-capacitor converters are configured in parallel with strings of PV cells at the sub-module level to improve energy capture in the event of shading or mismatch. The converters operate in a parallel …
Cascaded Resonant Switched Capacitor Auxiliary Power Supply …
The APS is composed of standardized submodules in cascade connection so that the voltage stress of each module is decreased. Topology adopted by single module is resonant switched capacitor converter, which can not only realize zero-current switching, but also ensure the voltage balance of DC link capacitors with submodules operating ...
High-density power converters for sub-module photovoltaic …
This work presents an overview of distributed submodule power electronics based on resonant and switched-capacitor topologies configured in a ladder architecture. We present a new resonant switched-capacitor topology, termed a `direct conversion'' topology because current flow is always uni-directional in the inductor component. The direct …
(PDF) High Voltage Resonant Modular Capacitor Charger Systems …
A 20-kJ/s 10-kV 1-kHz repetition rate capacitor charger design and testing are described. The goal of the development was to combine high performance and versatility with low-cost design and good ...
Resonant-Switched Capacitor Converters for Chip-Scale Power …
Resonant switched-capacitor (ReSC) converters show similar promise as they benefit from many of the same architectures and scaling trends, but also from ongoing improvements in mm-scale magnetic devices. In this study, we explore the design and optimization of 2:1 step-down topologies, based on representative capacitor …
A Resonant Switched-Capacitor IC and Embedded System for Sub-Module …
A high-voltage CMOS IC and embedded system based on a resonant switched-capacitor converter that achieves effective conversion efficiency over 99% for a wide range of mismatch, insertion loss below 0.1%, a vertical footprint less than 6 mm, and weight less than 1 Oz is presented. The viability of grid-connected photovoltaic (PV) …