Search
300 articles for “REACTIVE”
-
Development of Slip Power Recovery Scheme sing Buck-Boost Chopper for Performance enhancement of Wound Rotor IM Drive
Abstract: This paper presents the mathematical modeling and testing of wound rotor induction motor drive (WRIMD) to develop the slip power recovery scheme (SPRS) using buck-boost chopper control techniques improving the performance of drive. The main focus of this research work is on the understanding of methodological development of Simulink model of SPRS. Various mathematical equations describing performance characteristics of WRIMD using SPRS with buck-boost chopper are derived. The performance parameters …
Published in Journal of Power Electronics and Power Systems · Vol. 12, Issue 2, 2022 · pp. 44–63 Read article
-
Acetoxylation of o, m Cresol by Electrochemical Process at Graphite Electrode
Abstract: Electrochemical processes remain unique because of the nature of specific products formed and their mode of formation in which current is a reactive input in place of redox reagents. The high yields of the products can be obtained by designing and optimizing the electrolysis. The ordinary chemical procedures are multi-staged and may result poor yields. Therefore the best way for minimizing the pollution is transformation of conventional chemical processes to …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 8, Issue 3, 2021 · pp. 13–21 Read article
-
Design and Implementation of Low Noise Amplifier using 90 nm MOS Technology for Bluetooth
Abstract: In the era of Miniaturization it is necessary that analog field develops at par with the digital world. To design RF circuit on the single chip it is necessary that noise performance of active semiconductor devices are studied and configure the devices in such a way that noise gets minimized. In this paper various kinds of noise in the devices are explained at a brief. Low Noise Amplifier for Bluetooth …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 3, 2014 · pp. 13–19 Read article
-
Comparative Study between Conventional and High Strength Concrete
Abstract: The current trend of use of superlatives in concrete technology may strike as somewhat disconcerting to many. We had high strength concrete, hyper-plasticizer, and super plasticizers, very reactive Pozzolana, and now high performance concrete. It is difficult to imagine any concrete being manufactured and used, which is not intended to perform to the extent; high performance concrete is not a new material of construction. The sole distinction is the level …
Published in Recent Trends in Civil Engineering & Technology · Vol. 6, Issue 2, 2016 · pp. 47–50 Read article
-
Comparative Study of Soft Soils Characteristics with Cement Waste Dust, Lime Powder and Boiled Rice Water
Abstract: Improvement of soft soil properties and effective pavement system performance of soft soils can be done only by stabilization process. It is an effective method. Jointly or individually, Chemical and/or Mechanical stabilization is done for various soils depending on the nature of that soil. As far as soft soils are concern, they are having reactive nature and so chemical stabilization is the best choice to improve such soil. Mainly, in …
Published in Recent Trends in Civil Engineering & Technology · Vol. 11, Issue 2, 2021 · pp. 35–45 Read article
-
Power Quality Enhancement in Distribution System using D-STATCOM
Abstract: New solutions based on power electronics have been developed to safeguard commercial and industrial clients against power quality issues on the electrical distribution system, referred to as Custom Power Products. Custom power devices are classified into three categories by their structures such as dynamic voltage regulator (DVR), distribution static compensator (STATCOM) and unified power quality compensator (UPQC).The Distribution Static Compensator (D-STATCOM), one of the custom power product, is a shunt-connected …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 2, 2021 · pp. 17–22 Read article
-
Control Strategies for Shunt Active Power Filters in Total Harmonic Distortion Reduction: A Comprehensive Review
Abstract: This paperwork presents a single-phase shunt active power filter to reduce total harmonic distortion.Harmonic pollution in the power system has increased significantly because of the widespread usage of nonlinearsingle phase power electronic equipment on the low voltage side. For electrical engineers, improving powerquality has emerged as their greatest obstacle. A single-phase shunt active power filter was constructed inMATLAB/SIMULINK using a voltage supply inverter and a hysteresis current regulator. The performance …
Published in Recent Trends in Electronics Communication Systems · Vol. 10, Issue 2, 2023 · pp. 30–42 Read article
-
Load Sharing control Between Wind Energy & Diesel Generator
Abstract: AbstractThe disturbed expansion in energy request has represented a significant issue for the power frameworks security and dependability, and henceforth has happened to central issue. The weaknesses of ordinary wellspring of energy have cleared way for environmentally friendly power sources. The impact of the breeze turbine in the lattice framework concerning the power quality estimations are-the dynamic power, receptive power, variety of voltage, glint, sounds, and electrical conduct of exchanging …
Published in Recent Trends in Fluid Mechanics · Vol. 8, Issue 2, 2021 · pp. 37–47 Read article
-
Oxide Nanostructures as Gas Sensor
Abstract: This article is to describe oxide nanostructures as gas sensor, to act as a summited provision. Method based scripture has described from views of on chemical used to detect, otherwise, fact has been interpretation of active layer to convert chemical reaction to electronic signal that has read in terms of changes in resistance, frequency, voltage, etc. Basic Concepts of sensory process from device has been performance evaluation, given by, parametric …
Published in Recent Trends in Sensor Research & Technology · Vol. 8, Issue 3, 2021 · pp. 27–32 Read article
-
Analysis of Doubly Fed Induction Generator with Effect of Various Design Parameters
Abstract: Increasing demand for electricity requires developing new generation techniques which fulfil the demand and keep the environment clean. As per the survey, in the category of renewable energy, wind power plants play an important role in the power generation. In the wind energy generation system, a doubly fed induction generator (DFIG) is more popular. In this paper, the performance of DFIG investigated with different design parameters. Study the effect of …
Published in Trends in Electrical Engineering · Vol. 8, Issue 2, 2018 · pp. 10–18 Read article
-
Optimal Location of IPFC based on Installation Cost in a Power System Network using ABC Algorithm
Abstract: This paper presents a methodology for locating the optimal position of Interline Power Flow Controller (IPFC) in a power system network based on installation cost. The proposed methodology uses both conventional and non conventional optimization tools such as LR and ABC, respectively. This methodology is formulated mathematically based on installation cost of the FACTS device and generation cost of the real power. IPFC is modeled using Power Injection (PI) model …
Published in Trends in Electrical Engineering · Vol. 2, Issue 1-2-3, 2012 · pp. 11–30 Read article
-
Three-phase Squirrel Cage Induction Generators (SCIG) Connected to Grid: An Overview
Abstract: The induction generators associated with non-conventional energy systems like wind, mini/micro hydro are gaining popularity day by day as they are generating clean energy. The induction generators may be operated in two modes: isolated and grid connected. Further the grid connection can be done by using squirrel cage induction generators or doubly fed induction generators. In this paper detailed study of grid connected Squirrel cage induction generator is done, discussing …
Published in Trends in Electrical Engineering · Vol. 3, Issue 2, 2013 · pp. 29–35 Read article
-
Investigation of Electric Spring for LVRT Capability Improvement of Fixed Speed Induction Generator based Wind Farm
Abstract: This paper investigates the ability of electric spring (ES) for the low voltage ride-through (LVRT) capability improvement of fixed speed induction generator (FSIG) based wind farm (WF). With increased renewable energy integration, new grid codes are declared by various power system grid operators in order to maintain system stability. LVRT capability is the prime and most difficult requirement of these new grid codes. FSIG based WFs are largely installed but …
Published in Trends in Electrical Engineering · Vol. 6, Issue 3, 2016 · pp. 1–10 Read article
-
Voltage Stability Study based on New Evolutionary Algorithm
Abstract: This paper describes a PSO optimization algorithm for voltage stability study and its enhancement based on proximity and mechanism analysis. This theorem is implemented based on Gershgorin’s Circle Theorem. The control variables responsible for enhancing the voltage stability limit are generator bus voltages at PV buses, the taps of On-Load –Tap-Changing Transformer. (OLTC), change in reactive power etc. The objective function of proposed algorithm is to maximize the minimal diagonal …
Published in Trends in Electrical Engineering · Vol. 7, Issue 2, 2017 · pp. 21–31 Read article
-
A Review on STATCOM Controller for Power Quality Enhancement in Distributed System
Abstract: New technologies, using power Electronics-based concepts, have been Developed to provide protection for Commercial and industrial customers from Power quality problems on the electrical Distribution system known as Custom Power Products. Custom power devices are classified into three categories by their structures such as dynamic voltage regulator (DVR), distribution static compensator (STATCOM) and unified power quality compensator (UPQC).The Distribution Static Compensator (D-STATCOM), one of the custom power product, is a …
Published in Trends in Electrical Engineering · Vol. 11, Issue 2, 2021 · pp. 24–29 Read article
-
Behavior of Iron Ores During the Sponge Iron Production Process
Abstract: Behavior of natural iron ores with coal from different mines were undertaken to achieve better quality of sponge iron during direct reduction. Iron ore is the raw material used to make sponge iron, which is one of the main raw materials to make steel. 98% of the mined iron ore is used to make steel. The paper gives the introduction about subject. It tells about the need of direct reduced …
Published in Trends in Mechanical Engineering & Technology · Vol. 7, Issue 3, 2017 · pp. 25–28 Read article
-
A Survey on Congestion Control in Wireless Network Using Different Protocols
Abstract: AbstractThis paper presents a complete summary of work on congestion control in wireless network within the layers of the wireless network protocol. This paper is about the wireless network and the congestion in wireless network, describe the routing protocols such as proactive and reactive protocols (DSDV, DSR and AODV). Explain queue management and types of queue management such as Active Queue Management (AQM) and Passive Queue Management (PQM) and their …
Published in Trends in Opto-electro & Optical Communication · Vol. 5, Issue 2, 2015 · pp. 6–11 Read article
-
A Conceptual Framework of Financial Risks Activated by Geo-Environmental Factors in Transportation Infrastructure Projects
Abstract: Geo-environmental factors wield substantial influence in both the design and construction of transportation infrastructure.Managing the financial risk associated with geo-environmental factors is key to the successful implementation of transportation infrastructure projects. Ground Investigations are the primary avenue to minimize financial risk due to geo-environmental factors. Limiting ground investigations to desk studies and preliminary reconnaissance based on superficial site inspection, or carrying out reactive post-contract ground investigations, however, appears to be …
Published in Trends in Transport Engineering and Applications · Vol. 10, Issue 3, 2023 · pp. 37–43 Read article
-
Black Hole Attack in MANET
Abstract: AbstractWireless network in today’s era is increasing day by day, with the rising need of wireless connectivity the threat of attack on the Mobile Ad-hoc Network (MANET) is also increasing. MANET Routing protocols suffer from different kind of attacks on all the layers of protocol stack. One of such attack which occurs at network layer is Black Hole Attack [1]. Black hole attack is one of the security issues in …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 1, 2017 · pp. 29–31 Read article
-
Performance Analysis of AODV, OLSR and GRP Routing Protocols in MANET
Abstract: AbstractThis paper aims to compare performance of three routing protocols for Mobile Ad-Hoc networks (MANET’s). A Mobile Ad-Hoc Network (MANET) is a collection of wireless mobile nodes forming a temporary network without using any centralized access point, infrastructure, or centralized administration. In present study, a comparison of reactive routing protocol i.e., Ad Hoc On-Demand Distance Vector Routing (AODV), proactive routing protocol i.e., Optimized Link State Routing (OLSR) and hybrid routing …
Published in Journal of Computer Technology & Applications · Vol. 4, Issue 1, 2013 · pp. 28–35 Read article