In this article, a capacitor-current dynamic-freewheeling control scheme for PCCM SIMO dc-dc converter is proposed to overcome these restrictions. Taking PCCM single-inductor …
Design and Analysis of a Blocker-Tolerant Gain-Boosted N-Path Receiver Using a Bottom-Plate Switched-Capacitor …
This paper reports a wideband blocker-tolerant receiver (RX) that covers a 0.5-to-2 GHz radio frequency (RF) range. By combining the gain-boosted (GB) mixer-first low-noise amplifier (LNA) network with a bottom-plate switched-capacitor (SC) N-path filter, the proposed RX provides a high RF gain and high out-of-band (OOB) blocker suppression to …
Careful analysis of the switching dynamics and phase-field modeling show that the signature of negative capacitance arises from the accelerating growth of domain walls, when an increasing volume fraction of the ferroelectric is depolarized.
Dynamic analysis of multilayer ceramic capacitor for vibration …
Abstract. Owing to their high permittivity and volumetric efficiency, the demand for multilayer ceramic capacitors (MLCCs) has increased rap-idly in recent times. Because of the …
Dynamic Analysis of Two-Phase Switched-Capacitor DC–DC …
A method that aims at analyzing the dynamic behavior of some two-phase switched-capacitor charge pump circuits is proposed. A recurrence relation on the voltages across the charging capacitors of a given two-phase charge pump circuit is developed. The output voltage and the accumulated charge of a charge pump circuit after any clock cycle …
Dynamic analysis of multilayer ceramic capacitor for vibration …
DOI: 10.1007/S12206-019-0311-4 Corpus ID: 132690721 Dynamic analysis of multilayer ceramic capacitor for vibration reduction of printed circuit board @article{Kim2019DynamicAO, title={Dynamic analysis of multilayer ceramic capacitor for vibration reduction of printed circuit board}, author={Dong-Jin Kim and Wheejae Kim and …
Analysis and design of split-capacitor resistive-inductive passive …
Both series and parallel resonances exist in LCL filters. The series resonance causes large current flow if left undamped and is the one to be considered for the damping studies. In Fig. 2, V C (s)/V i (s) – the capacitor voltage to inverter leg voltage, is the representative transfer function that is used to study the damping of the series …
Dynamic analysis of multilayer ceramic capacitor for vibration …
1596 D. Kim et al. / Journal of Mechanical Science and Technology 33 (4) (2019) 1595~1601 the use of the re-poling treatment method. Second, changing the method of mounting and location of MLCCs can affect PCB vibration. As MLCCs transmit vibra-tion through
Dynamic Power Factor Correction in Industrial Systems: An Automated Capacitor …
The quality of electrical power in a network is a major concern which has to be examined with caution in order to achieve a reliable electrical power system network. Reactive power ...
Performance analysis of a digital capacitance measuring circuit
This paper presents the design and study of a digital capacitance measuring circuit with theoretical analysis, numerical simulation, and experimental evaluation You could not be signed in. Please check your credentials and make sure you have an active account ...
Sensors | Free Full-Text | Design and Characteristic Analysis of Cross-Capacitance …
Editor''s Choice articles are based on recommendations by the scientific editors of MDPI journals from around the world. Editors select a small number of articles recently published in the journal that they believe will …
A Dynamic Model of Switched-Capacitor Power Converters
Request PDF | A Dynamic Model of Switched-Capacitor Power Converters | Switched-capacitor (SC) converters are frequently used for low-power applications that require little or no output regulation ...
A Neuron Circuit Based on Memristor and Negative Capacitor: Dynamics Analysis …
Abstract The study of neuron design and firing patterns is of great significance for understanding human brain nerve function. In this paper, a novel third-order neuron circuit including an active memristor, a negative capacitor, and an inductor is proposed to investigate the firing patterns and multistability. ...
Design and Simulation of Deep Trench Capacitor on High …
Therefore, based on the densest-packing principle, a novel deep trench capacitor device with hexagonal design is proposed. Furthermore, a quantitative index to estimate capacitance density of DTC devices with different shape design is set up for design nally
Modeling Techniques for Dynamic and Steady-State Analysis of …
A new class of modular multilevel dc/dc converters has recently emerged that eliminates the traditional full-rated intermediate ac stage inherent to two-stage dc/dc converter structures, that is, two cascaded dc/ac modular multilevel converters (MMCs). This paper introduces the first averaged dynamic state-space model for this new class of …
Two-stage PV grid-connected control strategy based on adaptive virtual inertia and damping control for DC-link capacitor dynamics …
Derivation of dynamic self-synchronization grid-connected control principle for DC-link capacitor. • Analysis of converter''s virtual rotational inertia variability and virtual inertia damping frequency characteristics. • Design of an adaptive virtual inertia and damping for
Design and small-signal stability analysis of a virtual-capacitor …
At microgrids, classical grid-regulating generators are replaced by converter-interfaced distributed generation (DG) or energy storage systems (ESSs). This causes a reduction of the total inertia of the system and hence the microgrid voltage and frequency become more susceptible under power variations. DC microgrids are specially affected by this …
Dynamic Modelling and Analysis of Three Phase Self Excited Induction Generator using Matlab …
Steady state analysis of induction generator is of interest both from design and performance calculation point of view [7]. Whereas, the dynamic analysis [8]-[14] is one of the key steps in the validation of the design process of the generator systems and its
The initial analysis will consider circuits made up of ideal devices: switches, each with a finite on-state resistance and ideal capacitors. For the basic analysis, the switches …
Dynamic Control and Analysis of DC-Capacitor Voltage Fluctuations in Three …
This paper proposes a new control method of three-phase active power filters for reducing the dc capacitor voltage fluctuations in transient load change. The proposed control method introduces a new k-step compensator, which maintains the mean active power flowing into the dc capacitor at zero every 1/(k-1) ac line period. Therefore, …
Dynamic analysis and optimization of cutting mechanism about aluminum electrolytic capacitor …
The dynamic characteristics and optimization of a cutting mechanism about aluminum electrolytic capacitor casing machine were investigated with a lumped mass-spring damper model in this paper. In the lumped mass-spring damper model, compliance of …
Frequency-Response Analysis and Design Rules for Capacitive Feedback Transimpedance Amplifier …
Precision instrumentation systems, such as optical receivers and other current-output measurement systems, often contain a transimpedance amplifier (TIA). The commonly used resistive feedback TIA (RF-TIA) has a drawback in its practical implementation; the system bandwidth is limited by the feedback resistor and its parasitic …
Analysis and Design of Cyclic Switched-Capacitor DC–DC …
We introduce the cyclic switched-capacitor dc-dc converter for single-input multiple-output power delivery. We focus on applications in stacked voltage domain (SVD)-based systems, and show that the cyclic architecture is robust to load current mismatches. We analyze such converters and give intuition for their power losses. We give …
Four-level single-leg flying capacitor converter voltage balance dynamics analysis …
Flying capacitor converter is an attractive multilevel converter choice due to its natural voltage balance property. Averaged voltage balance dynamics analytical research methods reported to date are essentially based on a frequency domain analysis. They require high mathematical skills and the solutions are not truly analytical and difficult to use in an …
Dynamic Modelling and Analysis of Three Phase Self Excited …
Abstract--This paper presents a dynamic modeling and analysis of a self excited induction generator using MATLAB and Simulink toolbox. The dynamic model of the self-excited …
Design Oriented Analysis of Switched Capacitor DC–DC Converters
A novel approach to the design of switched capacitor (SC) converters is presented in this article. By recognizing the relationship between three design parameters in SC converters, namely capacitance, switching frequency, and switch on-resistance, this work is able to align the design method of SC more closely with conventional power converters. Using …
A neuron circuit based on memristor and negative capacitor: Dynamics analysis …
The study of neuron design and firing patterns is of great significance for understanding human brain nerve function. In this paper, a novel third-order neuron circuit including an active memristor, a negative capacitor, and an inductor is proposed to investigate the firing ...
Dynamic analysis of multilayer ceramic capacitor for vibration …
Abstract. Owing to their high permittivity and volumetric efficiency, the demand for multilayer ceramic capacitors (MLCCs) has increased rapidly in recent times. …
Stability analysis and dynamic response of a DC-link module with …
A DC-link module composed of a reduced value of DC-link capacitor and a series voltage compensator has been proposed. The voltage compensator processes the ripple voltage on the DC link and reactive power only, which can be implemented by low-voltage devices. The overall energy storage of the DC-link module is reduced, permitting the replacement of …
Fabrication and dynamic analysis of the electrostatically actuated MEMS variable capacitor | Microsystem Technologies …
Future microwave networks require miniature high-performance tunable elements such as switches, inductors, and capacitors. In this paper, high performance variable capacitor was fabricated by simple microelectromechanical systems (MEMS) technology. The capacitance and quality (Q) factor at 1 GHz are 0.792 pF and 51.6. The …
Analysis and Design of a Two-Phase Series Capacitor Dual-Path …
Inthis article, a two-phase series capacitor dual-path hybrid dc–dc converter with the step-down ratio of less than 1/6 is proposed for the first time. In this converter, the output current is divided into capacitance- and inductance-path, so the average value and ripple of inductance current are reduced. On the same time, the conduction loss caused by …
analyze switched-capacitor amplifiers, considering unity-gain, noninverting, and multiply-by-two topologies. Finally, we examine a switched-capacitor integrator.
Active Capacitor Design Based on Differential Frequency …
In order to verify the reliability of the difference frequency reactive power theory, this paper designs an active capacitor topology based on the difference …
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Dynamic analysis and optimization of cutting mechanism about aluminum electrolytic capacitor …
The dynamic characteristics and optimization of a cutting mechanism about aluminum electrolytic capacitor casing machine were investigated with a lumped mass-spring damper model in this paper. 19. Jiang JK, Iwai …
