Sunday, August 8, 2021

Flexural Behaviour of Steel Fiber Reinforced GEO Polymer Concrete

Concrete is the most used development fabric from historic days. It used to be anticipated that the manufacturing of cement would be accelerated from about from 1.5 billion lots in 1995 to 2.2 billion lots in 2020. But 2018 china the usage of 2.37 billion lots individually. India is the 2nd biggest producer of cement in the world. Cement enterprise is anticipated to attain 550  –  600 million lots per annum at 2025. The cement manufacturing contributes almost 8 of worlds world warming due to emission of greenhouse gases, such as CO2, to the atmosphere. Hence, it is indispensable to discover a replacement cloth for cement. The technological know how Geo polymer concrete determined as choice for this problem. In this existing research, cement is changed with Fly Ash and GGBS in distinct percentages with steel fibers. The research exhibit that the load carrying capability of most of the gpc combine was once in the most instances extra than that of traditional normal Portland cement concrete mix. The clean and hardened homes of geo polymer concrete had been observed with and except metal fiber. The mechanical traits of all the examined mixes are to be more suitable with the aid of the GGBS content, in each undeniable and metal fiber strengthened geo polymer concrete. A comparative evaluation has been carried out for regular traditional concrete to that of the metal fiber strengthened geo polymer concrete below ambient curing in relation to compressive, break up tensile, flexural strengths. As the fiber content material normally will increase compressive, cut up tensile and flexural strengths are proportionally increased. 

S Elambarithi | Mr. S. Raajamurugan "Flexural Behaviour of Steel Fiber Reinforced GEO-Polymer Concrete" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-5 | Issue-5 , August 2021, 



Experimental Study of Mechanical Properties of Sintered Fly Ash Aggregate in Concrete

This paper gives the work carried out for the enhancement of mechanical residences of sintered homes fly ash mixture in concrete. Fiber Reinforced Concrete is a composite fabric consisting of a matrix containing a random distribution or dispersion of small fibers, having a excessive tensile strength. Alkali resistant glass fiber prevents corrosion and helps enhance concrete properties. Like make bigger tensile strength, enhance resistance to impact, amplify shear strength, higher water resisting properties. Glass fibers weight is lots lighter than when metal is used in concrete. Good freeze thaw resistance helps shield various climatic stipulations at marine environments in very bloodless international locations In this study, Conventional concrete has the trait regarded as brittle failure due to the fact it has a semi crystalline structure, which tends to shatter on impact. This is mainly risky when subjected to explosive pressure due to the fact ballistic particles is created which can create giant collateral damage. This is no longer the case with GRFC, as it does no longer ride brittle failure. it is determined to scan locate out the power and sturdiness of the Glass Fiber Reinforced Concrete made the usage of Cement for assessing its suitability for Marine and Hydraulic Constructions. 
by Arun Kumar S | Mr. N. Venkatesan "Experimental Study of Mechanical Properties of Sintered Fly Ash Aggregate in Concrete" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-5 | Issue-5 , August 2021, 



Saturday, August 7, 2021

THD Minimization and Fault Analysis of Modular Multilevel Converters

Modular Multilevel Converters M2Cs have become an interesting topology for dc ac conversions and vice versa showing advantages of high modularity, extensible, fault tolerant ability, high quality output and decreased harmonics. Number of converter sub modules SMs operates in a sequence, generating multilevel output voltages and currents. This manuscript focuses on the comparative analysis of M2Cs based upon the total harmonic distortion THD under the application of LCL filter. The objective of filter application is to ensure that voltage harmonic distortion at the point of common coupling is less than 5 . Also, a fault monitoring scheme to detect and localize M2C SM switch failures is discussed. The presented scheme detects and localizes the fault in relatively lesser time. Simulation results are presented in order to verify results based upon the prototypes with 5, 7 and 9 level M2C. 
by Er. Amit Kumar Paswan | Er. Poonam Kumari "THD Minimization and Fault Analysis of Modular Multilevel Converters" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-5 | Issue-5 , August 2021, 



Optimization of FLC Using PSO – FF Hybrid Algorithm Using DSTATCOM for Power Quality Improvement

Electrical power is the most established form of power and the people is greatly dependant on the electric power supply. A life cannot be imagined with no supply of electricity. Most of the industrial and domestic loads require uninterrupted and high standard continuous power supply. The electric power suppliers and consumers are getting more concerned about the quality of electric power that is provided to them and which is consumed by the users. Therefore, retaining the qualitative power is of most important 1 . In this research paper our main aim is to optimize and Analysed the performance of PSO  –  FF hybrid algorithms 2 for the control of DSTATCOM in power quality improvement 3 and the results are analysed with the help of MATLAB software. 

by Kamal Kumar | Poonam Kumari "Optimization of FLC Using PSO  –  FF Hybrid Algorithm Using DSTATCOM for Power Quality Improvement" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-5 | Issue-5 , August 2021, 

URL: https://www.ijtsrd.com/papers/ijtsrd44962.pdf 

Paper URL: https://www.ijtsrd.com/engineering/electrical-engineering/44962/optimization-of-flc-using-pso-ff-hybrid-algorithm-using-dstatcom-for-power-quality-improvement/kamal-kumar


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Numerical Evaluation of Temperature Distribution and Stresses Developed in Resistance Spot Welding

Resistance spot welding is a type of electric resistance welding used to weld various sheet metal products through a process in which contacting metal surface points are joined by the heat obtained from resistance to electric current. The intense heat generated and rapid cooling of the joint produce residual stresses and distortion in the joint. The prediction of residual stresses before carrying actual welding is important for the prevention of these stresses. In this study thermo elasto plastic analyses are carried out to simulate resistance welding under various conditions. Mild steel sheets of equal and unequal thicknesses and aluminium sheets of equal and unequal thicknesses have been spot welded with the application of pressure which is determined by measuring force on the joint with a load cell. The size and shape of the nugget for different spot welding conditions is ascertained. The residual stresses under different spot welding conditions are compared. 

by M. Lakshmi Sramika | I. Shanmukha | K. Kishore Chandra Mouli | K. Harish Kumar | M. Vamsi Kiran | N. V. S. J. K. Naidu "Numerical Evaluation of Temperature Distribution and Stresses Developed in Resistance Spot Welding" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-5 | Issue-5 , August 2021, 



callforpaperpharmacy, pharmacyjournal, internationalpeerreviewedjournala

Study of Health and Safety at Nuclear Installations

A study of health and safety at nuclear installations has been presented in this article. The main provision in this context is to set up Health and Safety Commission and Health and Safety Executive to administer regulations concerning the health and safety of persons at work, and of other persons who may be put at risk by the activities of persons at work. Man made sources of radiation including occupational exposures from nuclear reactors and accelerators, natural radiation sources also have been presented. Summary of UK Regulations has been presented as well. 

by M. N. Islam | M. S. Alam | M. A. S. Haque | H. Akhter | M. Kamal "Study of Health and Safety at Nuclear Installations" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-5 | Issue-5 , August 2021, 



openaccessjournalofengineering, engineeringjournal, paperpublicationforengineering

Modeling and Simulation of Grid Connected PV System

The paper describes the Grid connected solar photovoltaique system using DC DC boost converter and the DC AC inverter VSC to supplies electric power to the utility grid. The PV cell model is easy, accurate, and takes external temperature and solar radiation into consideration. The paper presents detailed transient models of the grid connected PV Battery hybrid generation system, and all these models are simulated by using MATLAB Simulink. PV array is firstly connected to the common dc bus by a boost converter, where the battery is also connected by a bi directional DC DC converter, and then integrated into the ac utility grid by a common DC AC inverter. Maximum power point tracking helps PV array to generate the maximum power to the grid, and the battery energy storage can be charged and discharge to balance the power between PV generation and utility grid. 

by Ather Javed | Ameen Uddin Ahmad "Modeling and Simulation of Grid Connected PV System" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-5 | Issue-5 , August 2021, 

URL: https://www.ijtsrd.com/papers/ijtsrd43845.pdf 

Paper URL: https://www.ijtsrd.com/engineering/electrical-engineering/43845/modeling-and-simulation-of-grid-connected-pv-system/ather-javed


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