World Journal of Engineering: Volume 18 Issue 1

Nonlinear ultrasonic waves in a magneto-flexo-thermally actuated single walled armchair carbon nanotube embedded on polymer matrix

Rajendran Selvamani, M. Mahaveer Sree Jayan, Farzad Ebrahimi

The purpose of this paper is concerned with the study of nonlinear ultrasonic waves in a magneto-flexo-thermo (MFT) elastic armchair single-walled carbon nanotube (ASWCNT) resting…

Numerical modeling on varying patch repair size of cracked beam using engineered cementitious composites

Martyana Dwi Cahyati, Wei-Hsing Huang, Hsieh-Lung Hsu

This study aims to investigate the size effect of the patched repairing material applied to the cracked beam.

Optimization of machining characteristics for EDM of different nickel-based alloys by embodying of fuzzy, grey relational and Taguchi technique

Sahil Sharma, Umesh Kumar Vates, Amit Bansal

In the current exploration, the machinability of three different nickel-based super-alloy materials (Inconel 625, Inconel 718 and Nimonic 90) was experimentally investigated by…

Application of fuzzy MOORA method in the design and fabrication of an automated hammering machine

Ikuobase Emovon, Oghenenyerovwho Stephen Okpako, Edith Edjokpa

In most developing countries riveting, upset forging and punching operations among others are performed using manual hammering technique. The use of the manual method increases…

Multi-response optimization of EDM parameters using grey relational analysis (GRA) for Ti-5Al-2.5Sn titanium alloy

Munmun Bhaumik, Kalipada Maity

In this research, electro discharge machining (EDM) of Ti-5Al-2.5Sn titanium alloy is performed taking gap voltage, pulse on time, peak current and duty cycle as process…

Amelioration of freeze thaw damage of concrete with multi-walled carbon nano tubes

Mudasir Peerzada, Javed Ahmed Naqash

In cold areas, frost damage is the main factor for diminution of durability and serviceability of structures. Due to incessant freeze thaw regimes, micro cracks spread and…

Insight into the dynamics of magneto-casson hybrid nanoliquid caused by a plate rotation

S. Das, Asgar Ali, R.N. Jana

This paper aims to present the analytical investigation on an unsteady magneto-convective rotation of an electrically conducting non-Newtonian Casson hybrid nanoliquid past a…

Double-diffusive free convective flow of Casson fluid due to a moving vertical plate with non-linear thermal radiation

Mahantesh M. Nandeppanavar, Kemparaju M.C., N. Raveendra

This paper aims to report the investigation of over heat and mass transfer of convective Casson fluid flow over a moving vertical plate with nonlinear thermal radiation and…

3D numerical back-analysis of an instrumented underpass road

Mohamed Nabil Houhou, Abderahim Belounar, Tamir Amari, Abdelaziz Brouthen

This paper aims to focus on three-dimensional (3D) numerical simulation of a monitored urban underground road consisting of diaphragm walls supported by one row of temporary steel…

Humming noise reduction of ceiling fan in the mass production applying DMAIC-six sigma approach

Rubel Ahammed, Md. Zahid Hasan

Success and business reputation depend upon the quality of products where product quality depends upon the capability of a process, yield value and sigma score, etc. Poor quality…

Generation of seismic excitations compatible with target spectrum: application to Eurocode 8

Abdellah Boudina, Malek Hammoutene

This paper aims to artificially generate seismic accelerograms compatible with the response spectrum imposed as a function of the given environmental parameters such as magnitude…

Momordica angustisepala fibres and ant hill particles/polyester value-added hybrid composites for bumper application

I.C. Nwuzor, Atuanya C.U., Olisa O.

The production of car bumper composites based on glass fibers and carbon fibers has been a continuous trend. These materials have standard properties; however, they are very…

Parametric optimization in die-sinking EDM of Nimonic 90 alloy using Taguchi-based GRA approach

Sahil Sharma, Umesh Kumar Vates, Amit Bansal

In the current exploration, the machining of a Nimonic 90 superalloy material was carried out in a die-sinking electric discharge machine. Experimentation was performed to…

Effect of friction stir process parameters on tensile strength of eggshell and SiC-reinforced aluminium-based composite

Anas Islam, Shashi Prakash Dwivedi, Vijay Kumar Dwivedi

This study aims to minimize pollution and enhance the mechanical properties of SiC- reinforced aluminum- based composite by utilizing waste eggshell. Pollution is increasing at an…