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32 articles for “harmonic loads”
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Structural Mechanics: Its Boundary Conditions and Applications
Abstract: Structural mechanics is the study of the calculation of deformations, deflections, internal forces, orstresses (stress equivalents) within structures, either for design or for performance assessment ofalready-existing structures. An area of structural analysis is this. Structural loads, the geometricrepresentation and support circumstances of the structure, as well as the material properties, are allinput variables for structural mechanics analyses. Support responses, strains, and displacementscould all be included in the output numbers. The …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 8, Issue 1, 2022 · pp. 19–23 Read article
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A Review on Grid Interconnection of Renewable Energy Sources at the Distribution Level with Power Quality Improvement Features
Abstract: Renewable energy sources (RES) are as a rule progressively associated in appropriation frameworks using power electronic converters. This review paper displays a novel control procedure for accomplishing greatest advantages from these matrix interfacing inverters at the point when introduced in 3-phase 4-wire dissemination frameworks. The inverter is controlled to perform as a multi-function device by incorporating active power filter functionality. The inverter can thus be utilized as: 1) power converter …
Published in International Journal of Electrical Power System and Technology · Vol. 2, Issue 1, 2016 · pp. 20–24 Read article
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Power Quality Intensification in Power Distribution System by Fast Acting DSTATCOM with Y/∆ and T-Connected Transformer
Abstract: Mostly all domestic and industrial installation uses 3- section 4-wire distribution system, however just about appliances square measure single phased which can produce unbalance within the offer system conjointly typical masses like TV, personal computers, movable chargers, Air conditioners etc. uses power electronic converters and attracts non-sinusoidal currents, these 2 things could cause high neutral current and build harmonics within the offer system. it should cause wiring failures, rising of …
Published in International Journal of Electrical Power System and Technology · Vol. 3, Issue 1, 2017 · pp. 34–47 Read article
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Algorithms Used for D-STATCOM to Achieve Compensation Current Detection
Abstract: Now a day’s power electronic based equipments are used in industrial and domestic purpose. Passive filter has been used traditionally for mitigating the distortion due to harmonic current in industrial power systems. But they have many drawbacks such as resonance problem, dependency of their performance on the system impedance etc. To overcome of such problem active power filters is introduced. It has no such drawbacks like passive filter. They inject …
Published in International Journal of Analog Integrated Circuits · Vol. 3, Issue 2, 2017 · pp. 7–19 Read article
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Multifunctional Shunt Hybrid Power Filter and Thyristor Controlled Reactor for Distributed Generation Integration and Power Quality Improvement
Abstract: This project presents a multifunctional PV fed SHPF-TCR compensator for achieving maximum benefits from these grid-interfacing inverters. The inverter is controlled to perform as a multi-function device by incorporating active power filter functionality. An inverter can be used as power converter to insert the power created from RES to the grid, and shunt APF to reimburse load current harmonics. A SHPF-TCR compensator of a TCR and a SHPF has been …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 2, 2017 · pp. 13–25 Read article
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Power quality Enhancement & Mitigating Neutral current in 3P4W Distribution System with DSTATCOM Using TIES
Abstract: Three-Phase four-wire distribution systems face severe power quality issues like poor voltage regulation, high reactive power and harmonics current burden, load unbalancing, excessive neutral current, etc.This creates excessive neutral current each of elementary and harmonic frequency and also the neutral conductor gets full. By integration section shifting into an especially low zero section sequence electric resistance electrical device with single or multiple outputs, substantial reduction of triplen, fifth and seventh …
Published in International Journal of Electrical Power System and Technology · Vol. 3, Issue 1, 2017 · pp. 1–15 Read article
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Power Quality Enhancement in 3P4W Distribution system with Design of Υ/Δ and Zig/ZagTransformer Based DSTATCOM
Abstract: Abstract: - Power quality is solitary of the foremost issues within the gift epoch. With power quality tribulations utility distribution networks, industrial hundreds, sensitive hundreds etc. square measure suffered. Power quality improvement is a crucial issue in respect of accelerating application for nonlinear hundreds. This paper presents the simulation style of a Υ/Δ and Zig/Zag Transformer based mostly DSTATCOM for power quality improvement & performance of distribution system underneath linear …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 1, 2017 · pp. 6–17 Read article
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PI CONTROLLER BASED SHUNT ACTIVE POWER FILTER FOR HARMONIC REDUCTION
Abstract: The active power filter is an advanced power electronic device, which can be used for compensating harmonics and improving power quality. The different types of active power filter are shunt active power, series active power, hybrid active power filter. Among the three types, The shunt active power filter injects a suitable compensating current at point of common coupling so that the harmonics present in the line are cancelled out and …
Published in International Journal of Electrical Power System and Technology · Vol. 1, Issue 1, 2015 · pp. 11–26 Read article
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Design and Simulation of Single Phase Five Level Inverter for a Novel Solar PV Hybrid Energy System
Abstract: Abstract - In current global energy scenario, renewable energy sources can play an important role in meeting the ever increasing energy demand. This is due to exhaustive nature of fossil fuels and the environmental pollution caused by other conventional energy sources. Among renewable energy sources, solar photo-voltaic system is the most popular one as solar energy is available in abundance without paying any cost. The output voltage generated from the …
Published in International Journal of Polymer Science and Engineering · Vol. 4, Issue 1, 2018 · pp. 1–9 Read article
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A Critical Review of Harmonics and Mitigation Techniques in Power Systems
Abstract: The application of nonlinear loads in electrical power systems has increased significantly in recent years. These include variable speed drives (VSDs), uninterruptible power supplies (UPS), industrial rectifiers, welding machines, fluorescent lighting systems (Electronic ballast), computers, electronic appliances and other equipment with switched mode power supplies (SMPS) all of which have nonlinear voltage-current characteristics and produce harmonic distortions on the power system. Power system reliability and normal operation of electrical equipment …
Published in International Journal of Electrical Power System and Technology · Vol. 5, Issue 1, 2019 · pp. 1–15 Read article
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Power Quality Enhancement in 3P4W Electrical Distribution System by using DCMLI-DSTATCOM-TIES with Reliability Study
Abstract: The Quality of the output power from the utilities has become a serious concern of the trendy industries. These power quality associated issues area unit voltage sag, surge, flicker, voltage imbalance, interruptions and harmonic issues. These power quality issues might cause issues to the industries starting from haywire of kit to finish plant close up. It’s been known that power quality will be degraded each owing to utility aspect abnormalities …
Published in International Journal of Electrical Power System and Technology · Vol. 3, Issue 1, 2017 · pp. 16–33 Read article
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FUZZY LOGIC CONTROLLER FOR HARMONIC REDUCTION IN GRID CONNECTED SOLAR PV SYSTEM
Abstract: Solar PV systems are increasingly present in the electrical distribution systems due to the government’s incentives and low production cost of a developed PV technology. Power electronic converters play a major role in the integration of PV system with utility grid for high power generation. Extensive use of these devices leads to power quality problems such as sag, swell, harmonics, reactive power generation. Among these power quality issues harmonics are …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 2, Issue 2, 2016 · pp. 24–36 Read article
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Comparison of Back propagation control algorithm with P-Qtheory for power quality improvement using DSTATCOM under steady state condition
Abstract: Providing consumers with high-quality power is the distribution operator's primary goal. Distribution Static Compensator (DSTATCOM), Dynamic Voltage Restorer (DVR), and Unified Power Quality Conditioner (UPQC) are examples of power converter-based custom power devices (CPDs) that are well-known for enhancing the distribution system's power quality. In order to lessen source-side supply power harmonics, DSTACOM is taken into consideration in this work. Any bespoke power device's performance is heavily dependent on the …
Published in International Journal of Electrical Power System and Technology · Vol. 12, Issue 1, 2026 · pp. 25–34 Read article
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Analysis of Fixed Offshore Platform Deck using Acceleration - Deflection Resonance Method
Abstract: Steel plate is commonly used as the flooring plate for fixed offshore platform Deck and there are several existing methods for analyzing the steel plate. In this research acceleration-displacement resonance method is developed for analyzing plate. The plate is first analyzed considering arbitrary uniformly distributed and point load with an all-round simply support. The method involves transformation of bi-harmonic equation into acceleration- deflection ratio ( R_xx). From the study, the …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 4, Issue 1, 2018 · pp. 28–35 Read article
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Performance Comparison of SRF-PLL and STF Control Algorithm for Power Quality Improvement
Abstract: Electrical power distribution system power quality improvement is a major issue. Controlling grid connected converters (GCCs) in adverse grid conditions is also a challenge. This condition cannot be ignored due to rapid growth in the use of inverter-interfaced renewable power generation sources and non-linear loads. The SRF (Synchronous reference frame)- PLL (Phase-locked loop) and extended self-tuning filter are simulated and compared under distributed power generation for mitigation of harmonics, reactive …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 7, Issue 2, 2021 · pp. 34–45 Read article
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Simulation and Analysis of Grid-connected PV System with Active Filter based on P-Q Theory
Abstract: This paper presents a comprehensive analysis of two grid-connected photovoltaic (PV) systems, one with a 100-kW capacity and the other with a 25-kW capacity, incorporating an active filter based on the Instantaneous Reactive Power Theory (P-Q theory). In comparison to passive filters, the active filter based on the P-Q theory offers several advantages. While passive filters are limited in their ability to adapt to varying grid conditions and load profiles, …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 2, 2023 · pp. 1–11 Read article
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Performance Evaluation of EV Charging Station with Bidirectional Power Flow for Grid Support Applications
Abstract: The swift increase in the number of electric vehicles (EVs) brings considerable prospects and difficulties for contemporary power distribution networks. This paper presents the performance evaluation of a 20 kW bidirectional EV charging station designed to facilitate both Grid-to-Vehicle (G2V) and Vehicle-to-Grid (V2G) power flow for enhanced smart grid support applications. The proposed topology integrates an AC/DC bidirectional converter interfaced to the 415 V, 50 Hz three-phase utility grid through …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 12, Issue 1, 2026 · pp. 21–28 Read article
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Problems of Power Quality and their Improvement Techniques
Abstract: Power Quality Issues Have Become a Critical Challenge in the field of electric power utilities and power system engineers today’s Environment. The apparatus utilised in power distribution are much sensitive to perturbation in the supply lines. Two-wire (single phase), three-wire (three phase without neutral), and four-wire (three phase with neutral) are utilised in ac power networks with nonlinear loads. Electric power filtration has grown more active in recent years an …
Published in International Journal of Electrical Power System and Technology · Vol. 7, Issue 2, 2021 · pp. 15–20 Read article
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Harmonic Elimination in PV System Using SPWM-BasedSeven-Level Cascaded H-Bridge Multilevel Inverter
Abstract: The modern transform toward renewable energy sources has raised the use of Photovoltaic array andMultilevel Inverters (MLIs) in the current power systems. These technologies are not only able to relievethe problems related to the shortage of fossil fuels but also help to curb global warming and pollutionof the environment. A 7-level MLI, which is controlled by Sinuoidal Pulse Width Modulation (SPWM)is explored as a method of PV integration in this …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 2, 2025 · pp. 23–38 Read article
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Analysis of Different Level Shifted PWM Techniques with Cascade H-Bridge Multilevel Inverter for 7-Level
Abstract: Multilevel inverter is a method of generating high voltage waveforms from lower voltage components with less distortion. It is used to solve the quality issues in power. This paper presents the study of different Level Shifted PWM techniques with a 7-level cascade H-Bridge Multilevel Inverter. Foranalysis, Cascade H-Bridge is preferred over other conventional topologies named Diode Clamped & Flying Capacitor due to reduce switching components. Cascaded H-Bridge topology produces less …
Published in International Journal of Microwave Engineering and Technology · Vol. 8, Issue 1, 2022 · pp. 1–7 Read article