Determination of dynamic characteristics of the single-phase capacitor
Abstract. The paper presents a mathematical model and simulation results of dynamic characteristics of the single-phase capacitor induction motor for different values of the capacitor capacitance and moment of inertia at no-load and nominal load conditions. The model has been used to study the effect of some machine parameters on the start-up and load performance of
Grounding and Decoupling: Learn Basics Now and Save Yourself
When a capacitor is used in a precision application, such as a sample-and-hold amplifier (SHA), DA can cause errors. In a decoupling application, however, the DA of a capacitor is not
Analysis of Influence of Multilayer Ceramic Capacitor Mounting Method
As multilayer ceramic capacitors (MLCCs) act like piezo-actuators, printed circuit board (PCB) Kim, W.C.: Dynamic analysis of multilayer ceramic capacitor for vibration reduction of printed circuit board. J. Mech. Sci. Technol. 33(4), 1595–1601 (2019) Article Google Scholar Download references. Author information
Capacitor dynamic analysis plate grounding
This paper provides new investigation for the static and dynamic behavior of a MEMS parallel plate capacitor derived by analytical and numerical design modeling programs developed in Matlab.
Self-excited Induction Generator
6.3 Stability Analysis 101 6.3.1 Analysis of the Period-One Orbit 102 6.3.2 Analysis of the Quasi-period Orbit 106 6.3.3 An Overview of the Movement of Eigenvalues when Changing a Control Parameter 109 6.4 Summary 112 CHAPTER 7 113 CONCLUSIONS AND FUTURE WORK 113 7.1 Conclusions 113 7.2 Future Work 116 APPENDICES 117
Summary of Fault Line Selection for Single-phase Grounding
This paper summarizes the method of single-phase grounding fault line selection, and introduces merit and demerit of various methods in detail, which can guide the line selection in industrial
Modeling and Analysis of PMSM with Turn-To-Turn Fault
vii Preface The Swedish Wind Power Technology Centre (SWPTC) is a research centre for design of wind turbines. The purpose of the Centre is to support Swedish industry
Dynamic analysis of bi-material cathode in lithium-ion battery
In this work, the polarization dynamics of lithium-ion battery capacitors and the improvement mechanism of battery/capacitor materials on the performance of hybrid cathode
Dynamic interaction analysis among different control loops and
On the whole, explicit dynamic interaction analysis and relevant enhanced control of MMC system with different control loops considering the internal capacitor voltage ripples are not elaborated in the existing researches, which turns to be the major issue focused in this paper.
Fabrication and dynamic analysis of the electrostatically
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 pull-in voltage is 13.5 V and the
Capacitor dynamic analysis plate grounding
Capacitor dynamic analysis plate grounding electric field of the adjacent plates. If a circuit is completed that allows charge to flow from D''''s negative plate to A''''s positive plate, the charges will move back to the Capacitors o A capacitor is a circuit component that consists of two conductive plate separated by an insulator
Decoupling Capacitor Power and Ground Via Layout Analysis for
The work presented in this paper introduces the concept of ground isolation in a buck SC converter without the use of isolation transformers like conventional DC-DC converters.
Self-Balanced Switched-Capacitor Common
Transformerless inverters have been extensively deployed in photovoltaic (PV) applications, owing to features such as high efficiency, high power quality, and low cost. However, the leakage current in such inverters
Topologies and Analysis of Capacitor Coupled DC-DC Converters
The behavior of capacitor coupled converters during various fault scenarios is examined and grounding strategies appropriate for this non-isolated architecture are studied. A high voltage DC-DC converter based on the modular cascade capacitor coupled topology is constructed to verify the analytical model and measure performance characteristics and voltage scaling properties
PAPER OPEN ACCESS Impact of switches resistance on successive
switched capacitor array. Based on the analysis of the phenomenon, the techniques for the bottom plates of the other capacitors are connected to the ground bus. The comparator determines Analysis of the phenomenon and identifying ways to reduce its impact on ADC dynamic performance 2.1. Summary of phenomenon
Small-Signal Modeling and Loss Analysis of Capacitor-Current Dynamic
The pseudocontinuous-conduction mode (PCCM) can be used in the single-inductor multiple-output (SIMO) dc–dc converter to achieve minimized cross-regulation, which will suffer the restrictions of limited load-range and low light-load efficiency. In this article, a capacitor-current dynamic-freewheeling control scheme for PCCM SIMO dc-dc converter is proposed to
DC-system grounding: Existing strategies, performance analysis
In the first step of such analysis, knowing the fundamentals of the existing grounding strategies for the DC-systems is necessary. This section of the paper introduces the
Modelling and dynamic systems analysis of instability in a
This paper summarizes the CCS circuit, a previous analysis of self-excitation, the power injection remedy and an overview of the s-plane used in Root Locus methods. A
Comparative Analysis of Capacitors and Static Var Compensators
show the results for the power factor in tabular and chart
Small-Signal Modeling and Loss Analysis of Capacitor-Current Dynamic
Small-Signal Modeling and Loss Analysis of Capacitor-Current Dynamic Freewheeling Controlled PCCM SIDO Buck Converter. March 2024; IEEE Transactions on Power Electronics 39(6):6961 - 6973;
Decoupling Capacitor Optimization and the Power Integrity
Decoupling Capacitor Optimization and the Power Integrity Ecosystem. PCB Decoupling Capacitor Optimization one analysis to another Color coded Nets 3D Layout View •Filter by Net ground reference* Total current at the sink *Try turning ideal ground on and off and
Comparator Design and Analysis for Comparator-Based Switched-Capacitors
Comparator Design and Analysis for Comparator-Based Switched-Capacitor Circuits by Todd C. Sepke B.S., Michigan State University (1997) S.M., Massachusetts Institute of Technology (2002)
Dynamic analysis of multilayer ceramic capacitor for vibration
Owing to their high permittivity and volumetric efficiency, the demand for multilayer ceramic capacitors (MLCCs) has increased rapidly in recent times. Because of the electromechanical characteristics of BaTiO3, MLCC vibrates, resulting in printed circuit boards (PCBs) generating acoustic noise. To construct an accurate finite element model of an MLCC,
Ferro-Resonance Analysis of Capacitor
With the increase in capacitor voltage transformer (CVT) operation life, CVT impedance changes, and the short-time switching of overhead lines, it is very easy to
Analysis and Design of Switched-Capacitor DC-DC Converters
Switched-capacitor DC-DC converters (SCDDCs) play a critical role in low power integrated systems. The analysis and design processes of an impact the SCDDC performance and power efficiency of the whole system. Conventionally, researchers carry out the analysis and design processes by viewing SCDDCs as analogue circuits. Analogue
Seismic Performance and Vulnerability Analysis of High Voltage
To comprehensively analyze seismic performance and vulnerability, a sophisticated finite element model of a typical capacitor was built, and nonlinear time-history analysis with 7 different
(PDF) Analysis and Evaluation of DC-Link Capacitors
Analysis and Evaluation of DC-Link Capacitors for High-Power-Density Electric Vehicle Drive Systems September 2012 IEEE Transactions on Vehicular Technology 61(7):2950-2964
Fault Analysis of the Mid-point Grounding with Capacitors in
The mid-point grounding is constructed using resistors and capacitors to prevent loss in the normal state. A hardware-based experiment was conducted to verify the fault
Dynamic Analysis of Two-Phase Switched-Capacitor DC–DC Converters
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
Seismic Performance and Vulnerability Analysis of High Voltage Capacitor
Capacitors are basic components used in filter loops of high voltage substations. However, in recent earthquake events, capacitors have proved to be vulnerable for their significant mass, high center of gravity and fragility of ceramic insulators. To comprehensively analyze seismic performance and vulnerability, a sophisticated finite element model of a typical capacitor was
Dynamic interaction analysis among different control loops and
In recent years, the MMC-HVDC (Modular Multilevel Converter High Voltage Direct Current Transmission) technology has become more and more attracted applied in high-voltage transmission systems [1], [2], [3], development and utilization of renewable energy [4], [5], and dc grid forming [6], [7] due to its significant superiority of lower distortion voltage and
Ground Fault Analysis and Grounding Method of Static Power
Modular multilevel converter based high voltage direct current (MMC-HVDC) transmission systems may increase the short-circuit current and affect the AC fault clearing of circuit breakers.
Detection of arc grounding fault based on the features of fault
The capacitor-resistor circuit has a cut-off frequency of 1.42 MHz. The fault voltage frequency of corona and surface discharge can be as high as 7 MHz, with small capacitive reactance. In summary, the flowchart of the proposed fault detection algorithm is shown in the Fig. 11. Our theoretical analysis of the arc grounding fault voltage
6 FAQs about [Summary of Dynamic Analysis of Capacitor Grounding]
Does a 3-terminal capacitor layout affect the effectiveness of decoupling capacitors?
3-terminal capacitor layout is compared on the effectiveness of decoupling capacitors. A special layout of to the design with an alternating decoupling capacitor layout to decoupling capacitor is proposed to increase the effectiveness of reflect the impact of the decap layout design o
Can L decoupling capacitors be used in PDN design?
l decoupling capacitors are used in PDN designs to reduce the number of decaps needed. From previous analysis, changing the decap via pl cement and number of vias is effective when LPCB_Decap is a large fraction of LPCB_EQ. The idea for using multiple vias in the layout design from doublet to max
What are the benefits of mid-point grounding with resistors and capacitors?
Through the analysis, it is considered that mid-point grounding with resistors and capacitors has many benefits, such as better human safety and system protection. A low voltage DC (LVDC) system has higher energy efficiency than an AC system and can minimize power conversion loss caused by the integration of renewable energy sources [ 1, 2, 3 ].
How does cm voltage affect a grounding system?
The voltage of every pole with respect to the ground is highly oscillatory which indicates a considerable amount of CM voltage. As shown in Fig. 11 (b), by the occurrence of an LG fault, the fault loop is not formed in this grounding system. Then, the transient overcurrent does not happen under fault conditions, and the fault current is zero.
Do grounding systems affect functional characteristics of DC-systems?
Also, a complete set of functional characteristics of DC-systems are introduced and elaborated, and accordingly, the impact of grounding systems on the functional characteristics are analyzed from various technical perspectives.
How does a grounding resistor affect cm current?
The existence of a resistor effectively attenuates the CM currents. In further detail, a high grounding resistor suppresses the CM current, while a lower resistor slightly attenuates the CM current where the high grounding resistor can guarantee the safety of bearings and shaft for drive applications.