Search
Search Results
-
On the combination of multiple harmonics in direct and parametric forcing of an oscillator: new results on parametric amplification
In this article, we focus on the study of a forced single degree of freedom Hill-type differential equation, which can be found in particular in the...
-
Tariff rationalization for reactive power and harmonics regulation in low voltage distribution networks
The harmonics and reactive power have severe consequences on the power electronics-enabled distribution networks. Imposing a penalty to a consumer...
-
New Procedure for Harmonics Estimation Based on Hilbert Transformation
In practical scenarios, spectrum estimation of discretely sampled processes often relies on the fast Fourier transform (FFT).
-
Analytical Calculation of Harmonics Generated by Grid Connected Photovoltaic System
Nowadays, renewable energy (photovoltaic, wind turbine …) is prioritized for development in most countries around the world. In our country, the...
-
Fuzzy-Based Optimization of Static Var Compensator–Injected Harmonics and System Currents of an Unbalanced Distribution Network
In power distribution network, more and more people are worried about equipment failures and malfunctions caused by fluctuating loads and system...
-
Spherical Harmonics Expansion and Multi-Scale Modeling
By far, most numerical device simulations are still based on the drift-diffusion (DD) model, owing to its versatility, numerical efficiency, and...
-
VSC for DG Integration and Harmonics Reduction
This paper presents an algorithm for optimum utilization of the grid connected Voltage Source Converter (VSC) for power quality improvement and the...
-
Effects of T-Type/Π-Type Resonant Networks on Harmonics of Inverter Currents in WPT Systems
For wireless power transfer (WPT) systems, T-type/Π-type compensation networks have the advantage of converting the voltage source input to a...
-
New Multicarrier Modulation Scheme for Harmonics Mitigation of T-Type Solar Multilevel Inverter
This paper presents a new low-frequency modulation scheme for the power quality improvement of a T-type multilevel inverter (T-MLI) based solar...
-
Analysis of Inverter Commutation Failure Caused by Background Harmonics
Commutation failure is one of the most common faults in the operation of high voltage direct current transmission (HVDC). This paper analyzes the...
-
Application of Predictive Control to Multilevel Inverters Used in a WECS for a Harmonics Minimization
Wind Energy Conversion Systems are using power electronic devices in order to inject the generated power to the electrical grid. The increasing use...
-
Effects of the main zonal harmonics on optimal low-thrust limited-power transfers
This work considers the development of a numerical-analytical procedure for computing optimal time-fixed low-thrust limited-power transfers between...
-
Modified P-Q Control Algorithm of Shunt Active Power Filter to Reduce Harmonics, Voltage Regulation, Power Factor Correction and Unbalanced Load for Hydro Electric Power Plant
Power system harmonics, poor power factor, and unbalanced load are different and prominent problems in modern power networks. Also, for the...
-
Effect of Harmonics Current on the Performance of Current Transformers
Accurate measurement of harmonic voltage and current are extremely important for correct evaluation of harmonic emission. Harmonic currents or...
-
Method of Making Combined Windings with a Set of Terminals that Create Both Co- and Counterrotating MMF Harmonics of Various Polarities
AbstractThis article proposes a principle for making combined ac windings with a set of terminals and a magnetic motion force (MMF) with polarities p
-
Effects of Delamination on Higher Harmonics Generation in Unidirectional GFRP Laminate
Wave-based damage detection of composite laminate has been a topic of significant interest for many researchers. Conventional wave damage interaction...
-
New Topologies of 9 Level CHMLI Based on DVR Using FLC for Compensate the Harmonics
The objective of this research work is to improve the power quality in a three phase distribution field using fuzzy logic controller (FLC)-based...
-
Impact of Voltage Unbalance and Harmonics on Induction Motor in Operation Mode
In industries, induction motors (IM) are widely used because of their simple structure, low cost, and reliable operation. However, the working...
-
Measuring and Modeling VFDs Harmonics in Pump Application with Matlab/Simulink by Using Low Voltage R and L Parameters of the Power Grid
Electric motor drives are the largest industrial loads. Due to the development of power electronics, Variable frequency drives (VFDs) and DC...
-
A Statistical Approach to the Acoustical Analysis of Harmonics and Timbre of Tabla Strokes
Indian twin drums mainly bayan and dayan (tabla) are the most important percussion instruments in India popularly used for kee** rhythm. It is a...