Research Paper Biomechanics
Numerical analysis of the mechanical stimuli transferred from a dental implant to the bone

Diana Martins; Rui Couto; Elza M M Fonseca; Ana Rita Carreiras

Volume 11, Issue 1 , September 2021, Pages 1-11

  This work presents a numerical approach to predict the influence of material stiffness in a dental implant using different thread profile shapes, always with a constant number of threads, thread width and thread pitch. Dental implant affects bone tissue, in response to various mechanical stimuli where ...  Read More

Research Paper Composite Materials
Free vibration analysis of CFRP cylinders with torispherical heads: Experimental and numerical investigations

Meisam Shakouri; Hessam Sarvahed; H.M. Navazi

Volume 11, Issue 1 , September 2021, Pages 13-21

  Pressure vessels are used in a variety of applications in many engineering applications. The thin walled cylinders with torispherical heads have been widely used as pressure vessels in engineering applications. In this paper, the free vibration behavior of carbon fiber reinforced composite cylinders ...  Read More

Research Paper
A CFD analysis of the effects of injection and suction through a perforated square cylinder on some thermo-fluid parameters

Mir Elyad Vakhshouri; Burhan ÇUhadaroğlu

Volume 11, Issue 1 , September 2021, Pages 23-33

  The effects of uniform injection and suction through the surfaces of a perforated square cylinder on the vortex shedding, heat transfer and some aerodynamic parameters have been investigated numerically. The finite-volume method has been used for solving the Navier-Stokes equations for incompressible ...  Read More

Research Paper
An experimental and analytical investigation of flange forming by spinning process

Mohamed Elmasry; Hammad T. Elmetwally; Mohamed N. El-Sheikh; Ragab K. Abdel-Magied

Volume 11, Issue 1 , September 2021, Pages 35-46

  The tube flange is typically performed using welding, forging methods, which cost effort and time. In the present work, a metal spinning process to form tube flange was proposed. A flange-forming tool was developed based on the outer tube diameter to form the flange. It consists of three components namely; ...  Read More

Research Paper Manufacturing Processes
Experimental investigation of EDM process parameters by using Pongamia Pinnata osil blends as dielectric medium

Dastagiri Mabbu -; Srinivasa Rao P.; Madar Valli P.

Volume 11, Issue 1 , September 2021, Pages 47-56

  Electro Discharge Machining (EDM) is an incredibly recognizable machining for ticklishness profiles in ’difficult to machine ‘materials. In EDM, the material ejection of the cathode is cultivated through exact controlled electric pulse (the flash), which changes the metals of two terminals ...  Read More

Research Paper Vibration
Non destructive damage severity estimation in beam using change in extended cross modal strain energy

Mellel Nacim; Ouali Mohammed; Dougdag Mourad; Mohammedi Brahim

Volume 11, Issue 1 , September 2021, Pages 57-65

  This paper presents an extended cross modal strain energy change method to estimate the severity of damage associated with limited modal data in beam-like structures. This method takes in account the correlation between the analytical modal data and the measured incomplete modal data. A procedure ...  Read More

Review paper Welding
State of the art in friction stir welding and ultrasonic vibration-assisted friction stir welding of similar/dissimilar aluminum alloys

Satish S Chinchanikar; Vaibhav S Gaikwad

Volume 11, Issue 1 , September 2021, Pages 67-100

  Researchers have worked on many facets of joining of similar/dissimilar aluminum alloys using different joining techniques and came up with their own recommendations. Friction Stir Welding (FSW) is widely preferred for joining aluminum alloys being an economical alternative to produce high-quality welds. ...  Read More

Research Paper Manufacturing Processes
Investigation of process parameters for T-joint aluminum alloy 6061-T6 with nanocomposites material friction stir welding based on the Taguchi method

Faiz Fawzi Mustafa; Sadoon Radi Daham

Volume 11, Issue 1 , September 2021, Pages 101-111

  Surface layer in many engineering applications is strengthened by ceramic grains where the main parts have higher structure toughness than the original material. This paper presents the effect of four process parameters that have been taken into consideration using Taguchi technique based on L9 orthogonal ...  Read More

Research Paper Internal Combustion Engine
Effect of fuel injection pressure of microalgae spirulina biodiesel blends on engine characteristics

Upendra Rajak; Prerana Nashine; Tikendra Nath Verma

Volume 11, Issue 1 , September 2021, Pages 113-125

  The unvarying condition diesel engines used for commercial applications, transportation and industries lead to the crisis of petroleum fuel diminution and ecological squalor caused due to exhaust gases. Therefore, in this paper optimization of the use of MSB in naturally aspirated, direct injection diesel ...  Read More

Research Paper Impact Mechanics
Numerical investigation and optimization of the mechanical behavior of thin-walled tubes with combined geometric

Farshid Kholoosi; Saman Jafari; Mahdi Karimi

Volume 11, Issue 1 , September 2021, Pages 127-138

  In this study, the crushing behavior and energy absorption of various thin-walled structures under quasi-static loading are investigated. Some experimental data from similar work are used for the validation of a simulated model. Some samples are designed and considered with different combined geometries. ...  Read More

Research Paper
Finite element simulation of crack growth path and stress intensity factors evaluation in linear elastic materials

Abdulnaser Mohammed Alshoaibi; Omar Yasin

Volume 11, Issue 1 , September 2021, Pages 139-149

  This paper proposes a combination of FRANC2D/L (2D crack growth simulation program) and ANSYS mechanical program (3D structural analysis for fracture mechanic analysis). The comparisons between the two software are performed for different case studies for stress intensity factors (SIFs) and crack growth ...  Read More

Research Paper Fluid Mechanics
Analytical study of heat and mass transfer in axisymmetric unsteady flow by ADM

A Hassanvand; Mojtaba Saei Moghaddam; M. Barzegar Gerdroodbary; Y Amini

Volume 11, Issue 1 , September 2021, Pages 151-163

  Finding the solutions for heat and mass transfer problems is significant to reveal the main physics of engineering issues. In this work, the Adomian decomposition method is chosen as a robust analytical method for the investigation of temperature and flow features in a viscous fluid that moves between ...  Read More

Research Paper Heat and Mass Transfer
Analytical study of induced magnetic field and heat source on chemically radiative MHD convective flow from a vertical surface

Kanna Suneetha; Shaik Ibrahim; G.V Ramana Reddy; P Vijaya Kumar

Volume 11, Issue 1 , September 2021, Pages 165-176

  Due to their position in various industrial applications, convective fluid flow structure is intricate and enticing to investigate. Here the flow has been made by considering multitudinous apropos parameters like induced magnetic factor, heat source and viscous dissipation effects for the mixed convective ...  Read More

Research Paper Computational Fluid Dynamics (CFD)
Numerical study of built-in cylinders’ effects on flow pattern and heat transfer characteristics in a laminar channel flow

Sajad Rezazadeh; Mohammadreza Mataji Amirrud; Mohammad Raad; Davod Abbasinejad

Volume 11, Issue 1 , September 2021, Pages 177-189

  A numerical simulation of laminar fluid flow and heat transfer over built-in cylinders in a channel is presented. Effects of cylinders that located in a rectangular channel with constant wall temperature on flow and heat transfer have been investigated by the drag coefficient on cylinders wall, skin-friction ...  Read More

Research Paper Damage Mechanics
Research on the dynamics of a hydraulic static-pile-pressing machine during the process of lifting and slewing of piles

Vinh Van Nguyen; Trung Ngoc Nguyen; Chi Thuy Nguyen

Volume 11, Issue 1 , September 2021, Pages 191-203

  Information about the dynamic loading of a steel structure is important for its static design as well as for an assessment of its fatigue life. In the case of a hydraulic static-pile-pressing machine, these loads are mainly caused by vibrations and load sway, which occurs as a result of the slewing motion ...  Read More

Research Paper Machining
Experimental investigation of surface crack density and recast layer thickness of WEDMed Inconel 825

Pawan Kumar; Meenu Gupta; Vineet Kunar

Volume 11, Issue 1 , September 2021, Pages 205-216

  The present research attempts to analyze the surface topography of WEDMed Inconel 825 concerning surface crack density (SCDi) and recast layer thickness (RCLt). Formation of cracks, recast layer, and heat-affected zone are the major issues in determining the final performance of the WEDM machined sample. ...  Read More

Research Paper Stress Analysis
Effect of shear state on fracture of refined grain pure copper

Saman Khalilpourazary; Mohammad Zadshakoyan; Seyed Hamed Hoseini

Volume 11, Issue 1 , September 2021, Pages 217-226

  In recent decades, the industrial applications of refined grained pure copper and its alloys have been expanded. The properties such as high strength, high density, and low deformability make these alloys more attractive. Hence, investigating the fracture mechanism of refined grained copper is of great ...  Read More

Research Paper Nondestructive Testing
Tomographic reconstruction of isotropic materials using genetic algorithms with ultrasound time-of-flight projection data

Nageswara Rao Boggarapu; Shyam Prasad Kodali

Volume 11, Issue 1 , September 2021, Pages 227-242

  Engineering materials and structures have crack-like defects leading to premature failures. The usage of fracture mechanics to assess the structural integrity requires knowledge on the type, location, shape, size, and orientation of the flaws. Tomographic reconstruction is one of the commonly used nondestructive ...  Read More

Research Paper Fluid Mechanics
Solid-phase effects on the performance of a centrifugal slurry pump using computational fluid dynamics

Mohammad Reza Aligoodarz; Mohsen Dalvandi; Abdollah Mehrpanahi

Volume 11, Issue 1 , September 2021, Pages 243-255

  The centrifugal slurry pump is the most common slurry flow pump used in mining industries. The pump head and efficiency are affected by the size, concentration, and density of solid particle when these pumps are applied for the control of slurries. Because the suspended solids in the liquid could not ...  Read More

Research Paper Mechanics of Materials
Bending of exponentially graded plates using new HSDT

Bathini Sidda Reddy; Ch. Ravikiran; K. Vijaya Kumar Reddy

Volume 11, Issue 1 , September 2021, Pages 257-277

  The present paper considers the devise and development of a novel theory to examine the flexure analysis of exponentially graded plates exposed to thermal and mechanical loads. The properties such as elastic modulus and thermal modulus are assumed to vary exponentially along the thickness by keeping ...  Read More