World Journal of Engineering: Volume 21 Issue 3

New approach for the mix design of high-strength concretes valorization of local aggregates

Sabah Ben Messaoud

The purpose of this paper is to make a contribution to understanding the influence of factors such as the water/cement (W/C) ratio and the granular class on the mechanical and…

Power quality improvement of large power induction motor drive using three-level front-end converter

Kanungo Barada Mohanty, Pavankumar Daramukkala

The purpose of this study is to provide the enhancement of power quality of a high power-rated voltage source inverter driven induction motor with a three-phase, three-level…

Modeling, testing and validation of the vibrational behavior of a dynamometric test rig for railway braking systems

Luca Pugi, Giulio Rosano, Riccardo Viviani, Leonardo Cabrucci, Luca Bocciolini

The purpose of this work is to optimize the monitoring of vibrations on dynamometric test rigs for railway brakes. This is a quite demanding application considering the continuous…

Numerical scrutinization of micropolar and Walters-B non-Newtonian fluids motion under the influence of thermal radiation and chemical reaction

Florence Dami Ayegbusi, Emile Franc Doungmo Goufo, Patrick Tchepmo

The purpose of this study is to explore numerical scrutinization of micropolar and Walters-B non-Newtonian fluids motion under the influence of thermal radiation and chemical…

Behavior of partial-length stiffened and full-length stiffened CFDST columns under axial load

Aamir Hassan, Javed Ahmad Bhat

Concrete-filled double skin tube (CFDST) columns are considered one of the most effective steel-concrete composite sections owing to the higher load carrying capacity as compared…

Evolution law of mining-induced overburden stratum stress and fracture fields in inclined coal seam

Haodong Fan, Feng Luo, Shuai Gao, Meng Li, Zhen Lv, Geng Sun

This study aims to clarify the evolution law of stress field and fracture field during the mining process of inclined coal seam, to prevent the occurrence of roof burst water and…

Application of GIS and remote sensing in mineral exploration: current and future perspectives

Mathew Gregory Tagwai, Onimisi Abdullateef Jimoh, Shaib Abdulazeez Shehu, Hareyani Zabidi

This paper aims to give an oversight of what is being done by researchers in GIS and remote sensing (field) to explore minerals. The main objective of this review is to explore…

Structural and fatigue analysis of car wheel rims with carbon fibre composites

SVKSV Krishna Kiran Poodipeddi, Amarthya Singampalli, Lalith Sai Madhav Rayala, Surya Sudarsan Naveen Ravula

The purpose of this study is to follow up on the structural and fatigue analysis of car wheel rims with carbon fibre composites in order to ensure the vehicular safety. The wheel…

Implementation and performance analysis of a novel sliding mode controller for bidirectional DC to DC converter in aircraft application

Aditi Sushil Karvekar, Prasad Joshi

The purpose of this paper is to implement a closed loop regulated bidirectional DC to DC converter for an application in the electric power system of more electric aircraft. To…

The novel algorithm-based hysteresis current control technique (HCCT) to eliminate sub and inter harmonics (SIH) in load current

Tapas Kumar Mohapatra, Asim Kumar Dey

This study aims to propose a unique algorithm-based hysteresis current control technique (HCCT) for induction motor using a single-phase voltage source inverter (SPVSI) to…

A novel hybrid approach GREG-fuzzy-GA for minimizing work piece temperature during 2.5D milling of Inconel625 super alloy

Satish Kumar, Arun Gupta, Anish Kumar, Pankaj Chandna, Gian Bhushan

Milling is a flexible creation process for the manufacturing of dies and aeronautical parts. While machining thin-walled parts, heat generation during machining essentially…

Effect of inclination angle on the thermal-hydraulic characteristics and entropy generation of Al2O3–water nanofluid for in-tube turbulent flow

Chinedu Chinakwe, Adekunle Adelaja, Michael Akinseloyin, Olabode Thomas Olakoyejo

Inclination angle has been reported to have an enhancing effect on the thermal-hydraulic characteristics and entropy of some thermal systems. Therefore, this paper aims to…

Experimental and numerical study of the settlement behavior of soil reinforced by stone columns

Soumaya Hadri, Souhila Rehab Bekkouche, Salah Messast

The paper aims to present an experimental and numerical investigation of the load–settlement behavior of soil reinforced by stone column, as well as to evaluate the plane strain…

Effect of spraying time on mechanical and tribological performances of HVOF-sprayed WC–Co and WC–Cr3C2Ni coatings on AISI 1095 steel

Ronnarit Khuengpukheiw, Anurat Wisitsoraat, Charnnarong Saikaew

This paper aims to compare the wear behavior, surface roughness, friction coefficient and volume loss of high-velocity oxy-fuel (HVOF) sprayed WC–Co and WC–Cr₃C₂–Ni coatings on…

Aerodynamic slotted SIW-to-MS line transition using mitered end taper for satellite and RADAR communications

Atul Varshney, Vipul Sharma

This paper aims to present the design development and measurement of two aerodynamic slotted X-bands back-to-back planer substrate-integrated rectangular waveguide (SIRWG/SIW) to…

Durability performance of concrete containing recycled coarse aggregates derived from laboratory-tested specimens

Emel Ken D. Benito, Ariel Miguel M. Aragoncillo, Francis Augustus A. Pascua, Jules M. Juanites, Maricel A. Eneria, Richelle G. Zafra, Marish S. Madlangbayan

The durability of concrete containing recycled aggregates, sourced from concrete specimens that have been tested in laboratory testing facilities, remains understudied. This paper…