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Mechanical Engineering

Selected Works

Inter­na­tional Jour­nal of Engi­neer­ing Research (IJER)

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Tilting Mechanism For A Four Wheeler, Dr V Balambica, Er Vishwa Deepak Dec 2015

Tilting Mechanism For A Four Wheeler, Dr V Balambica, Er Vishwa Deepak

Innovative Research Publications IRP India

Here in this paper a tilting mechanism is carried out for a normal fuel run track car to give it the flexibility of a motor cycle. This feature enables the car to tilt in to the curve while negotiating it. Our analysis shows that to increase the maximum curve at speed by more than 50%. The method we have used is a simple mechanical tilting system controlled by a simple DC stepper motor which is controlled electronically. This tilting mechanism if successful should dramatically increase the maximum speed in curves. This should also provide the advantages of increased passenger comfort ...


Application Of Design Failure Modes And Effect Analysis (Dfmea) To Vertical Roller Mill Gearbox, Gaurav J. Pawar 1 ,, Soumendu J. Mukhopadhyay 2 Dec 2015

Application Of Design Failure Modes And Effect Analysis (Dfmea) To Vertical Roller Mill Gearbox, Gaurav J. Pawar 1 ,, Soumendu J. Mukhopadhyay 2

Innovative Research Publications IRP India

Design FMEA is structured method of identifying potential failure modes and providing corrective actions before first production run occurs. This paper aims to provide probable causes of failure, levels of effects of failure and corrective actions to be taken in the design phase for BevelPlanetary Vertical Roller Mill Gearbox.


Effects Of Heat-Treatments On Tensile Strength And Electrical Conductivity Of Locally Formulated Al-Ni Alloys, R. A. Muriana, O. K. Abubakre, S. B. Tajiri Jul 2015

Effects Of Heat-Treatments On Tensile Strength And Electrical Conductivity Of Locally Formulated Al-Ni Alloys, R. A. Muriana, O. K. Abubakre, S. B. Tajiri

Innovative Research Publications IRP India

This Paper investigated effects of annealing and age hardening on the ultimate tensile strength (UTS) and electrical conductivity of aluminium-nickel cast using sand mould. Pure aluminium melt was alloyed with nickel, which was added in 2% to 10% step 2. Annealing and age hardenings were carried out and obtained results showed that Al-2%Ni alloy has the highest UTS of 604.44MPa. On the other hand, Al-6%Ni Annealed alloy has the highest electrical conductivity, with a value of 6.15 × 107 S/m. The Al-4%Ni alloy combined both high strength and conductivity, having UTS of 603.28MPa and ...


Electromagnetic Interference Shielding Of Mwcnt/ Mu-Metal/Polyvinylidene Fluoride Nanocomposite, C. Sarala Rubi, S. Gowthaman, N. G. Renganathan Jul 2015

Electromagnetic Interference Shielding Of Mwcnt/ Mu-Metal/Polyvinylidene Fluoride Nanocomposite, C. Sarala Rubi, S. Gowthaman, N. G. Renganathan

Innovative Research Publications IRP India

Electromagnetic Interference (EMI) Shielding material containing a blend of multi walled carbon nano tube (MWCNT) and mumetal has been prepared and their electromagnetic shielding capabilities were characterised through XRD, SEM, EDAX, etc. The shielding effectiveness (SE) was measured using vector network analyser in X-band frequency range (8-12 GHz).


Induction Hardening And Microstructure Analysis Of Micro-Alloyed Steel Roller Shaft Of An Undercarriage, S. Gajanana, B. Suresh Kumar Reddy, T. Shivendra Lohit, K. Anil Kumar Reddy, Ankur Jain Jul 2015

Induction Hardening And Microstructure Analysis Of Micro-Alloyed Steel Roller Shaft Of An Undercarriage, S. Gajanana, B. Suresh Kumar Reddy, T. Shivendra Lohit, K. Anil Kumar Reddy, Ankur Jain

Innovative Research Publications IRP India

The current work focuses on study of input parameters of induction hardening process of micro-alloyed steel roller shaft of an Undercarriage. Regression relation is generated for hardness using Response Surface Methodology (RSM) by using Design Expert Software as a tool for optimization. Further, the micro structure of selected shafts was analyzed.


Comparative Study Of The Energy Absorption Capacities Of Xps And Xpe Foam Filled Aluminium Square Tubes Under Quasi-Static Axial Compression, Suman Bargav. R, Venkataswamy. K. S, Suresh P. M Jul 2015

Comparative Study Of The Energy Absorption Capacities Of Xps And Xpe Foam Filled Aluminium Square Tubes Under Quasi-Static Axial Compression, Suman Bargav. R, Venkataswamy. K. S, Suresh P. M

Innovative Research Publications IRP India

Quasi-static compression tests were performed on empty and foam filled Aluminium square tubes. Two different foam types: Extended Polystyrene (XPS) and Extended Polyethylene (XPE) were used to fill the empty tubes. In this paper experimental and numerical simulations were performed to investigate the effect of foam filling on crashworthiness parameters.


Design And Optimization Of Suav Empennage, Innovative Research Publications Irp India, Rajesh A, Harish G, M.S. Ganesha Prasad Jun 2015

Design And Optimization Of Suav Empennage, Innovative Research Publications Irp India, Rajesh A, Harish G, M.S. Ganesha Prasad

Innovative Research Publications IRP India

Now a days the use of unmanned aerial vehicle (UAV) is getting common, as its size varies from small to large, which has good parameters like, light weight and good stability and can be used for surveillance, agriculture, and in defense as it can be controlled from ground or from other aircraft. In an UAV wing is blended with fuselage which gives lift to the UAV and the tail is also used for take-off and landing which is also gives higher stability to aircraft. It is important to design an empennage structure at lower drag and for good stability characteristics ...


Determination Of Some Physical Properties Of Jatropha (Jatropha Curcas) Oil, Innovative Research Publications Irp India, Odesanya, K.O, Olasheu, T.I, Adebiyi, K.A, Durowoju, M.O, Jun 2015

Determination Of Some Physical Properties Of Jatropha (Jatropha Curcas) Oil, Innovative Research Publications Irp India, Odesanya, K.O, Olasheu, T.I, Adebiyi, K.A, Durowoju, M.O,

Innovative Research Publications IRP India

The energy crisis and shortage of fuel emanating from total dependence on mineral oil with resultant socioeconomic problems demand the need to explore the use of renewable energy as alternative. This study evaluates the physical properties Jatropha (Jatropha curcas) oil as alternative base oil for lubricant in auto engines. A quantity of 32 kg dried base decorticated seeds of Jatropha was locally obtained. Volume of 4 litres of Jatropha oil was extracted from the seeds using existing hydraulic press machine, while its physical properties was determined through laboratory analytical procedure of American Society for Testing and Materials analytical standard 960-52 ...


The Mechanical Properties Of Ukam Fibre-Reinforced Cashew Nut Shell Resin Composite, Innovative Research Publications Irp India, Ibe Godwin Anwara, Dumpe Koba Barinem May 2015

The Mechanical Properties Of Ukam Fibre-Reinforced Cashew Nut Shell Resin Composite, Innovative Research Publications Irp India, Ibe Godwin Anwara, Dumpe Koba Barinem

Innovative Research Publications IRP India

The mechanical properties of ukam fibre cashew nut shell resin composite were studied for possible structural application in engineering. Basically, the hand lay-up method was employed to manufacture the test samples of the composite by 40:60 weight ratio and testing the samples’ mechanical properties using the instron tensile machine and the izod impact machine respectively. Consequently, the experiments demonstrated that the ukam fibre reinforced cashew nut shell resin composite has a maximum tensile strength of 40.5MPa, the impact energy of 1.93J and a young tensile modulus of 1GPa. The above results indicate that ukam fibre- reinforced cashew ...


Joints Properties Of One Side Welded Of Ship Materials With Variation Of Angle Groove, Innovative Research Publications Irp India, Yustiasih Purwaningrum, Triyono No, Tri Syarifuddin, Isharyadi Di May 2015

Joints Properties Of One Side Welded Of Ship Materials With Variation Of Angle Groove, Innovative Research Publications Irp India, Yustiasih Purwaningrum, Triyono No, Tri Syarifuddin, Isharyadi Di

Innovative Research Publications IRP India

Indonesian National Transportation Safety Commission based on data from the period 2003-2008 and The Study for the Maritime Traffic Safety System Development Plan states that 21% of the cause of the accident was the failure of Indonesian ship in the structure of the ship (hull structure). This study aimed to investigate the effect of variations in the angle groove of one side welding. Material used is low carbon steel LR grade A in a thickness 12 mm were welded using GMAW (Gas Metal Arc Welding) with a angle groove 20°, 40° and 60°. The physical properties examined with an optical ...


The New Propeller Design 3 Blades Type On 18o Skew Angle And Testing Cavitation Of Tailing Thai Boat, Innovative Research Publications Irp India, Jaruphant Noosomton, Jarruwat Charoensuk Apr 2015

The New Propeller Design 3 Blades Type On 18o Skew Angle And Testing Cavitation Of Tailing Thai Boat, Innovative Research Publications Irp India, Jaruphant Noosomton, Jarruwat Charoensuk

Innovative Research Publications IRP India

This paper presents to case study the method design of 3-blade type ship propeller. cavitation flow is investigated around ship propellers experimentally. Testing of different types new model propellers and local type propellers are performed in this study. A 3-blades, skew angle 18 degree, developed area 55 and comparison which local type propeller commonly used by Thai fishermen. A practical design method was achieved by combining a vortex lattice lifting method and lifting surface method. The optimum circulation distribution yielding the maximum lift-to-torque ratio was computed for given thrust and chord lengths along the radius of the propeller by dividing ...


Effect Of Pipe Configurations On Air Entrainment Into A Louvered Cylindrical Pipe: A Comparison Between Open And Close Entrance Of A Pipe, Innovative Research Publications Irp India, S.R. Sahu, D. P. Mishra Apr 2015

Effect Of Pipe Configurations On Air Entrainment Into A Louvered Cylindrical Pipe: A Comparison Between Open And Close Entrance Of A Pipe, Innovative Research Publications Irp India, S.R. Sahu, D. P. Mishra

Innovative Research Publications IRP India

The present numerical study was performed by solving conservation equations of mass, momentum and energy along with two equation based k-ɛ model for a louvered horizontal cylindrical pipe by finite volume method. It was found that pipe air suction increased with increase in opening area and number of nozzles for both pipe configurations. Increasing the pipe diameter made air suction more effective in pipe configuration B (open entrance of the pipe)


Cfd Simulation Of Swirling Effect In S-Shaped Diffusing Duct By Swirl Angle Of 30°, Innovative Research Publications Irp India, Ramazan Apr 2015

Cfd Simulation Of Swirling Effect In S-Shaped Diffusing Duct By Swirl Angle Of 30°, Innovative Research Publications Irp India, Ramazan

Innovative Research Publications IRP India

The present study involves the CFD analysis for the prediction of swirl effect on the characteristics of a steady, incompressible flow through an S-shaped diffusing duct. The curved diffuser considered in the present case has S-shaped diffusing duct having an area ratio of 1.9, length of 300 mm and turning angle of 22.5°/22.5°. The static pressure, total pressure, velocity and turbulence intensity were accounted. The improvement is observed for both, clockwise and anticlockwise swirl, the improvement being higher for clockwise swirl. Flow uniformity at the exit is more uniform for clockwise swirl at the inlet.


Experimental Investigation On Effect Of Grinding Direction On Wear Under Heavy Load And Slow Speed Conditions With Molybdenum Disulphide (Mos2) As Additive In Commercial Lubricant, Innovative Research Publications Irp India, S. M. Muzakkir, Harish Hirani Mar 2015

Experimental Investigation On Effect Of Grinding Direction On Wear Under Heavy Load And Slow Speed Conditions With Molybdenum Disulphide (Mos2) As Additive In Commercial Lubricant, Innovative Research Publications Irp India, S. M. Muzakkir, Harish Hirani

Innovative Research Publications IRP India

In the present work, experimental investigation has been carried out to identify the effect of grinding direction on the wear of the sliding surfaces subjected to heavy load and low sliding velocity with molybdenum disulphide MoS2 as additive in commercial lubricant. The conformal block and disk test setup has been used to conduct experiments on conformal blocks with two grinding directions: one along the direction of sliding and other across the direction of sliding. The wear of the block is measured as its weight loss after the test. The results of the experiments are reported.


Dimensional Synthesis Of Four Bar Mechanism Using Genetic Algorithm, Innovative Research Publications Irp India, S. S. Shete, S. A. Kulkarni Mar 2015

Dimensional Synthesis Of Four Bar Mechanism Using Genetic Algorithm, Innovative Research Publications Irp India, S. S. Shete, S. A. Kulkarni

Innovative Research Publications IRP India

The dimensional synthesis is done by using Genetic Algorithm to achieve a desired trajectory. Three problems are analyzed having different curvature. The program is authored in MATLAB® 2010a. The error is seen to be in the permissible prescribed limit. The prototyping of straight line trajectory analysis is also done in ADAMS®


Statistical Analysis Of The Performance Of Solar Photovoltaic Module With The Influence Of Different Meteorological Parameters In Tripura, India., Innovative Research Publications Irp India, T. Bhattacharya, A. K. Chakraborty, K. Pal Mar 2015

Statistical Analysis Of The Performance Of Solar Photovoltaic Module With The Influence Of Different Meteorological Parameters In Tripura, India., Innovative Research Publications Irp India, T. Bhattacharya, A. K. Chakraborty, K. Pal

Innovative Research Publications IRP India

An equation has been developed to measure the efficiency of PV module instantly, if the climatic parameters of the area are known. The measured and calculated values of efficiency are verified to check the percentage error between them. It is observed that developed equation has very correlation with the measured values.


Maintenance Free Bearings, Innovative Research Publications Irp India, S. M. Muzakkir, Harish Hirani Mar 2015

Maintenance Free Bearings, Innovative Research Publications Irp India, S. M. Muzakkir, Harish Hirani

Innovative Research Publications IRP India

In the present research work the need of a Maintenance Free Bearings (MFB) is established. The paper presents preliminary friction calculations to highlight the ways to achieve maintenance free bearings. The existing technologies of well established maintenance free bearings are described. The hybridization of bearing technologies to achieve low cost maintenance free bearings has been exemplified. Finally a combination of passive magnetic repulsion and hydrodynamics has been proposed and recommended as source terms to develop maintenance free bearings.


Influence Of Environmental Dust On The Operating Characteristics Of The Solar Pv Module In Tripura, India, Innovative Research Publications Irp India, T. Bhattacharya, A. K. Chakraborty, K. Pal Mar 2015

Influence Of Environmental Dust On The Operating Characteristics Of The Solar Pv Module In Tripura, India, Innovative Research Publications Irp India, T. Bhattacharya, A. K. Chakraborty, K. Pal

Innovative Research Publications IRP India

The production of PV power depends on different meteorological parameters. Accumulation of dust is one of the factor which reduces the output power. The recent study was done in Tripura, India and there is maximum of 13% and minimum of 9% reduction in efficiency has been observed during the period of experiment


Performance Evaluation Of Natural Ventilation Devices To Improve Thermal Comfort Of A Computer Lab Of University Building Using Cfd As A Tool, Innovative Research Publications Irp India, Dipesh Kumar, Abhishek Jatav Mar 2015

Performance Evaluation Of Natural Ventilation Devices To Improve Thermal Comfort Of A Computer Lab Of University Building Using Cfd As A Tool, Innovative Research Publications Irp India, Dipesh Kumar, Abhishek Jatav

Innovative Research Publications IRP India

Air circulation study is most important part for any building; so that engineers can optimize thermal comfort for buildings. A computer lab located in university building of Jaipur city is used in this study. Main aim of this study is to optimize computer lab for two types of conditions, first is only internal fans are in operational condition and second condition is effect of room window opening and closing. Thermal comfort parameters are used for analysis. Model equations are also generated in this steady using advanced D.O.E. (design of experiment) technique. Computational fluid dynamic (CFD) studies were carried ...


The Design Of Earth Air Tunnel Heat Exchanger System For An Institute Library, Innovative Research Publications Irp India, Sunil Kumar Khandelwal, Anuj Mathur, G. D. Agrawal Mar 2015

The Design Of Earth Air Tunnel Heat Exchanger System For An Institute Library, Innovative Research Publications Irp India, Sunil Kumar Khandelwal, Anuj Mathur, G. D. Agrawal

Innovative Research Publications IRP India

-In this paper a simple Excel based mathematical model has been developed in order to design the EATHE system for the ground floor of library of the Malaviya National Institute of Technology Jaipur for meeting a given cooling/heating load. This model helps in determining characteristic dimensions, air flow rate, number of pipes, selection of blower and economic investments in an EATHE system. A thermal comfort survey was also conducted to find the thermal comfort temperature inside the library of MNIT, which is approx 28.6 0C, quiet near to the temperature obtained through this EATHE system.


Effect Of Molybdenum Disulfide Particle Sizes On Wear Performance Of Commercial Lubricant, Innovative Research Publications Irp India, S. M. Muzakkir, Harish Hirani Mar 2015

Effect Of Molybdenum Disulfide Particle Sizes On Wear Performance Of Commercial Lubricant, Innovative Research Publications Irp India, S. M. Muzakkir, Harish Hirani

Innovative Research Publications IRP India

Experimental investigations have been conducted for determination of effectiveness of employing a combination of three particle sizes (40 nm size, 1.75 μm size and 53 μm size) of Molybdenum Disulphide as anti-wear additive in a commercial lubricant. The conformal block and disk configuration has been used to conduct experiments for determination of wear of the sliding surfaces. The performance of the proposed combined particle sizes anti-wear additive is compared with single particle size anti-wear additives to establish its robustness under varying surface conditions.


Design Of Innovative Engine Valve: Background And Need, Innovative Research Publications Irp India, S. M. Muzakkir, M. G. Patil, Harish Hirani Mar 2015

Design Of Innovative Engine Valve: Background And Need, Innovative Research Publications Irp India, S. M. Muzakkir, M. G. Patil, Harish Hirani

Innovative Research Publications IRP India

This is part one of the paper on conceptual design of an engine valve. This paper describes the background and the need of an engine valve for an internal combustion engine. The present state of the engine valve technology and the innovations incorporated in its design has been described. The paper presents the conceptualization of an innovative valve train aiming at lesser number of components, reduction in friction and wear, proper sealing, and trimming down pumping losses. The need of these objectives have been identified and established. The next part of this paper describes the various geometric designs of valve ...


Fracturing And Deformation Characteristics Of Aluminium Preform During Cold Forging At Low Strain Rates, Innovative Research Publications Irp India, Shrikant Jain, R. K. Ranjan, Surender Kumar Mar 2015

Fracturing And Deformation Characteristics Of Aluminium Preform During Cold Forging At Low Strain Rates, Innovative Research Publications Irp India, Shrikant Jain, R. K. Ranjan, Surender Kumar

Innovative Research Publications IRP India

The industrial processing of sintered powder preform has been developed for manufacturing various engineering components. The present investigation has been undertaken to analyze the deformation characteristics during the cold forging of sintered aluminium preform at low strain rates. Experiments have been conducted and measurements made on deformation during cold forging on aluminium preforms with lubricated end conditions. Experimentally obtained flow load and plastic work done are in good agreement with theoretical estimates


Analysis Of Transient Natural Convection Flow Past An Accelerated Infinite Vertical Plate, Innovative Research Publications Irp India, Kaprawi S. Feb 2015

Analysis Of Transient Natural Convection Flow Past An Accelerated Infinite Vertical Plate, Innovative Research Publications Irp India, Kaprawi S.

Innovative Research Publications IRP India

This work describes a vertical hot plate moves with acceleration and with variation wall temperature. The temperatures of the plate decrease with the increase of velocity of the plate. The temperature and velocity are given by the governing equations. The dimensionless equations of the problem have been solved numerically by the finite difference method. The temperature and the velocity profiles against several parameters like Prandtl Number, Grashoft number and time are presented. The results show that the temperature and velocity profiles are significantly influenced by Prandtl and Grashoft number.


Review Of Composite Asymmetric Spur Gear, Innovative Research Publications Irp India, Sandeep C. Dhaduti, S. G. Sarganachari Feb 2015

Review Of Composite Asymmetric Spur Gear, Innovative Research Publications Irp India, Sandeep C. Dhaduti, S. G. Sarganachari

Innovative Research Publications IRP India

Gears made from composite materials are widely used in many power and motion transmission applications. Due to lower weight to stiffness ratio, composite gears may be replaced by conventional material gears in power transmission systems. Design of gears with asymmetric teeth enables to increase load capacity, reduce weight, size and vibration level. This article includes a summary of asymmetric gear design parameters, new developments of asymmetric spur gear and their application in various fields of engineering applications.X


Experimental Study Of Initial Fuel Temperature On The Burning Rates Of Kerosene Pools In Cold Environment, Innovative Research Publications Irp India, Kunal Ahuja, Alagani Harish, Vasudevan Raghavan Jan 2015

Experimental Study Of Initial Fuel Temperature On The Burning Rates Of Kerosene Pools In Cold Environment, Innovative Research Publications Irp India, Kunal Ahuja, Alagani Harish, Vasudevan Raghavan

Innovative Research Publications IRP India

Oil spill cleanup in Arctic is usually done by in-situ burning. The fuel oil will have a very low initial temperature as well as cold boundaries. This study focuses on the variation of the mass burning rate of the fuel with varying initial temperatures of the fuel, which is kept in a metal bowl surrounded by ice. Kerosene is chosen as the fuel. The bowl diameters have been varied from 30 mm to around 50 mm. The fuel bowl is kept surrounded in an ice bath and is ignited after it attains a particular temperature. The initial temperature of the ...


Influence Of Inner Surface Notch On Fatigue Crack Growth Characteristics Of Aluminum Alloy, Innovative Research Publications Irp India, Mahantesh. Matur, V. Krishnan, P. Dinesh Dec 2014

Influence Of Inner Surface Notch On Fatigue Crack Growth Characteristics Of Aluminum Alloy, Innovative Research Publications Irp India, Mahantesh. Matur, V. Krishnan, P. Dinesh

Innovative Research Publications IRP India

Effect of initial notch on the Fatigue crack growth of Aluminum 6061 specimen specified by ASTM is investigated. Growth rate obtained by experiment and numerical methods were compared. The values are in close agreement. The study shows the dependency of crack propagation on the stress intensity range of the Aluminum.


An Integrated Fuzzy Weighted Servqual - Qfd Approach For Service Quality Improvement, Innovative Research Publications Irp India, Aneesh M. R, Dileeplal Dileeplal J J., M. A. Abraham Dec 2014

An Integrated Fuzzy Weighted Servqual - Qfd Approach For Service Quality Improvement, Innovative Research Publications Irp India, Aneesh M. R, Dileeplal Dileeplal J J., M. A. Abraham

Innovative Research Publications IRP India

Service quality is an essential aspect of any service provider. The role of service quality becomes critical in the success of any organization. Nowadays, with the increased competition, service quality has become a popular area of academic research. In order to measure and improve service quality, it is important to use a reliable instrument. In this paper, an integrated approach (Fuzzy Weighted SERVQUAL - QFD) is proposed to help the organization to measure service quality and guide to development of innovative service through identification of weak attribute which are critical to customers. The proposed methodology is documented with practical case and ...