DOAJ is an online directory that indexes and provides access to quality open access, peer-reviewed journals. The Journal of Mechanical Engineering & Sciences "JMES" is an open access peer review journal (Indexed by SCOPUS Indexed, EBSCOhost, Index Copuernicus (Impact Value 5.15), Ulrichsweb, DOAJ, Google Scholar, Global Impact Factor (IF = 0.561), Universal Impact Factor, CiteFactor, Genamics JournalSeek and getCITED index) which publishes original and review articles that advance the … From the experimental results the optimal configuration of governing variables obtained is pulse-on period 110 µs, pulse-off interval 55 µs, discharge voltage 40 volts, discharge current 170 Amp., wire feed speed 3 m/min and cable tension 8 gram. There are no publication fees (article processing charges or APCs) to publish with this journal. This is a form of unstable self-excited vibration that occurs when the volume of material removed is too large for a particular spindle speed. JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES | Read 502 articles with impact on ResearchGate, the professional network for scientists. The analysis is carried out using two-dimensional computational domain for the Reynolds number range of 6000-18000. The damage evolution of the material is increasing with the increase in impact velocity. The journal welcomes publications of high quality papers on theoretical developments and practical applications in mechanical and civil engineering. Data provided are for informational purposes only. → Look up their open access statement and their license terms. At the same time, stress triaxiality of different specimens was obtained using the method of finite element simulation. Microstructural observation revealed the uniform distribution of particles in the AA7475 alloy matrix. The cutting forces and chip formation analysis for different sets of experiments were examined and compared in order to establish the most suitable cutting conditions, through highlighting the drawbacks and by suggesting proper measures to be undertaken during machining performance, which might overcome the barriers of machining Hastelloy C-2000. The change in material properties at low temperature has always been one of the concerned design factors in aircraft industries. The results show that the standard air intake system resulted in rich combustion which then led to incomplete combustion, which was caused by less availability of air for the combustion process. The increase in stress parameter causes fatigue life to decrease. To address this issue, researchers from Universiti Teknologi Malaysia have successfully developed the prototype of an electro-mechanical dual-acting pulley continuously variable transmission (EMDAP CVT) for automotive applications. The microstructural study showed the reason for higher joint strength and microhardness. In this paper an experimental analysis of the failure of a single layer woven fabric composite 2.5 D G1151/ Resin Epoxy through a tensile tests at 0°, 45° and 90° is investigated. This was slightly higher than the as-received sample and the thixo-joint sample without force. Date: November 01, 2020 Specimen composite plates having thickness 6 mm were friction stir welded successfully. This paper proposes a novel pipe inside a magnetic actuator that operates on the elastic energy of a vibration component excited by electromagnetic force. In conclusion, these computational techniques are very useful in the study of both degenerative valve disease and failure of prostheses and will be further developed to investigate heart valve failure and subsequent surgical repair. The latent efficiency and recovered energy of the system were calculated and evaluated by adopting calculation method by ASHRAE Standard. However, 5 wt.% HA biocomposite has a high relative density which 87.95% compared to other additive HA % and hardness 127.10 Hv. Attribution The relation between HV and microstructure parameters are analyzed. About. The refractoriness indicated that the aggregated clay is also suitable for use as ceramic fibre within the temperature range of 1800 and 2000 oC. For the ignition source, both a spark plug and diesel pilot, which is injected before the top-dead center in the cylinder, are used. journal of mechanical engineering and sciences. The monotonic and cyclic loading tests were conducted using MTS 810 servo hydraulic machine equipped with a cooling chamber. It is also a topic of high interest for both the designer and the user of metal structures, specifically in the automotive industry. Other factors and interaction were significant with RHA/AA ratio (V2) was the most significant factor with the coefficient value of 135. This study aims to analyse the effect of uniaxial force on the microstructural evolution and mechanical properties of the thixo-joint of D2 tool steel. Prioritizing customer requirements in product design requires a tool that could help design engineers make the right decisions at the early stages of the design process. Publications, World Academy of Science, Engineering and Technology. The current journal name was adopted in 2005. Read the latest articles of International Journal of Mechanical Sciences at ScienceDirect.com, Elsevier’s leading platform of peer-reviewed scholarly literature A considerable improvement in energy absorption capacity has been obtained by inclusion of a supplementary device attached to the main chassis. More about the journal | Read all articles | Submission guidelines. The current work successfully confirmed that the avoidance of dendritic microstructure of the semi-solid joined zone and high bonding quality components can be achieved. The experiments were conducted by varying loads and constant sliding speed of 300rpm for sliding distance of 4000m. The prototype of EMDAP CVT is developed for a maximum input torque of 160 Nm with the application of a metal pushing V-belt. The consistency ratio obtained is as much as 8.51%, which is less than 10%. The validated numerical simulation model were used in analyzing the stress and strain distributions along the formed part in the FE models, it was found that the springback angle was related in averaging value throughout quenching, regardless of the forming conditions. The Journal of Mechanical Engineering & Sciences "JMES" (ISSN (Print): 2289-4659; e-ISSN: 2231-8380) is an open access peer review journal (Indexed by … The performance of membranes was evaluated in terms of pure water flux (PWF) and humic acid rejection. The Journal of Materials Science and Mechanical Engineering (JMSME) publishes manuscripts that descride the State-of-the art on the study of relationships between the synthesis, processing, structure, properties, ceramics, semiconductors, metals, composites biomaterials and the performance of materials that enable engineering function including paper related to all its application. In addition a FE simulation of failure were elaborated through multiscale modeling method, micro then meso then macro scale. However, this measurement is not necessarily accurate due to amplitude dependency factor consideration. Though, very less information on the microstructural effect of semi-solid joining on the mechanical properties was reported. This result may hugely benefit future researchers, towards producing halal and sustainable polymer, in determining the suitable factors which have a significant effect of the properties (outcome) of the geopolymer binder. The aim of this study is to determine the effect of U-shaped rib turbulator on the flow and heat transfer characteristics of flat plate solar air heater using two dimensional CFD analysis. Higher air intake pressure is better at increasing the efficiency of combustion within a limited time to improve fuel economy, power output and exhaust emissions. Other factors and interaction were significant curing temperature (V3) was the most significant factor with the coefficient value of 0.287. Journal of Mechanical Science and Technology (JMST) is an official monthly International transaction of the Korean Society of Mechanical Engineers (KSME). In this study, fatigue tests were conducted on standard flat specimens of aluminum 2024-T3 at room temperature and at -30 °C. Further, mechanical and wear behavior of as cast AA7475 alloy and AA7475 - 5 wt. Journal of Mechanical Engineering Research and Developments only accepts and publishes English-language manuscripts; either British or American English may be used, but the dialect used should be followed consistently throughout the manuscript. The synthesis HA was produced from calcium-Phosphate. Journal of Advances in Mechanical Engineering and Science (JAMES) is a peer-reviewed, open access journal that publishes original research articles, reviews, technical papers and short communications that contributes to the advances in Mechanical Engineering and Science and areas pertaining to it. World Academy of Science, Engineering and Technology is an open science, peer reviewed, scholarly research journal that adheres to the highest standards of peer review, focusing on theories, methods and applications in science, engineering and technology. It provides an international and interdisciplinary platform for the exchange of ideas between engineers, researchers and scholars within the academy and industry. Therefore,appropriate inspection is needed to assess the fatigue phenomena in a gas pipeline system. The results show the higher flame speed of ethane compared to hydrogen, and hydrogen compared to methane. An effort to reduce the emission, therefore, needs to be conducted, e.g. Information about the open-access journal Journal of Mechanical Engineering and Sciences in DOAJ. Local clay materials are being explored to augment the inadequate supply of refractory materials. Faculty of Mechanical Engineering, University of Technology, Skudai, Johor, Malaysia. In this study, therefore, the anisotropic-damage behaviour of the recycled aluminium alloys (AA6061) is examined via Taylor Cylinder Impact test. These simplified provisions provide design guidelines that will considerably improve an operator's chances of survival during an accidental impact in the forest. Global journal of Mechanical Sciences and Engineering is a peer reviewed open access journal publishing research manuscripts, review articles, editorials, letters to the editor in Mechanical Sciences and Engineering. The ISSN of Journal of Mechanical Engineering and Sciences journal is 22318380, 22894659. The Journal of Mechanical Engineering & Sciences "JMES" is an open access peer review journal (Indexed by SCOPUS Indexed, EBSCOhost, Index Copuernicus (Impact Value 5.15), Ulrichsweb, DOAJ, Google Scholar, Global Impact Factor (IF = 0.561), Universal Impact Factor, CiteFactor, Genamics JournalSeek and getCITED index) which publishes original and review articles that advance the … %) was 195 MPa at rotation speed 1800 rpm, the outcome revealed that the ultimate tensile strength of the welded joint (Al 6061/18 wt.%) was 165 MPa at rotation speed 1000 rpm, that was very near to the composite matrix as-cast strength. Crossref, DOAJ, Google Scholar, Index Copernicus. The first issue of the journal appeared in 1987, two times a year until 1992 under the name of KSME Journal. Copyrights and related rights for article metadata waived via CC0 1.0 Universal (CC0) Public Domain Dedication. The results show that activated carbon plays a role in controlling the propellant combustion reaction and reduces thrust fluctuations. It was found that the trigger mechanism is a very important design factor to be included in the design of thin-walled tubes for energy absorption applications. This study therefore evaluated the suitability of locally aggregated kaolin as refractory material. From previous studies, we know that the mitral valve leaflet tissue is highly extensible. The experimental result shows that the prototype actuator was able to climb at 15.3 mm/s in the straight pipe when pulling a load mass of 50 g. In addition, the result demonstrated that the magnetic actuator system was able to inspect the complex pipe over a distance of 10 m. This actuator system can inspect a complex pipe with an inside diameter from 40 mm to 50 mm. They can be produced from various organic materials which have a high level of carbon content. Twenty electrical cables of 0.12 mm diameter were used in this paper. The result showed that the curing temperature (V3) did not have a significant effect on the fire resistant properties of the geopolymer binder with the p-value of 0.526. The global demands placed upon recycled aluminium and its product has further increased the need for better understanding and prediction of the deformation behaviour of such materials subjected to various dynamic loading conditions. The outcome revealed that the ultimate tensile strength of the welded joint (Al 6061/18 wt. Special Issue on Boundary Integrals Methods. The pressure gradient dramatically increases, and the flow gets separated from the upstream of the airfoil. The Journal of Manufacturing Science and Engineering disseminates original, theoretical, and applied research results of permanent interest in all branches of manufacturing including emerging areas. In addition, the actuator system was able to inspect the pipe with a simple apparatus of three amplifiers and one signal generator. The actuator is moved by the difference between forward and backward forces of support point of actuator. Journal of Mechanical Engineering Research and Developments only accepts and publishes English-language manuscripts; either British or American English may be used, but the dialect used should be followed consistently throughout the manuscript. The average hardness value of the thixo-joint sample was 400 HV due to the transformation of ferrite to the metastable austenite. Various approaches are proposed for long time to make it an ideal method for accurate monitoring of crack behaviors in materials. Fracture modes of 6061 aluminium alloy with different stress triaxiality were studied by SEM. The solidification parameters were obtained from the cooling curve. A manuscript should be average about 7-15 journal pages, with shorter ones being more advisable. General speaking, there are three different types of ductile fracture modes (mushrooming, tensile splitting and petalling) can be observed in this study within the impact velocity range of 170m/s to 370m/s. The highest thermal enhancement factor is achieved for the pitch value of 320mm and an air gap height of 3mm at Re=6000. Thus, to reach the MBT condition, the spark time of ethane is the most retarded one and for methane it is the most advanced. 4.631 Impact Factor. JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES | Read 502 articles with impact on ResearchGate, the professional network for scientists. Journal of Mechanical Engineering Science and Technology (JMEST) is a peer reviewed, open access journal that publishes original research articles and review articles in all areas of Mechanical Engineering and Basic Sciences.The journal was published by Department Mechanical Engineering, Engineering Faculty, Universitas Negeri Malang in 2017, ISSN 2580-0817 and eISSN 2580-2402. This shows that the reliability of the solder joint is higher for Ni/Pd/Au surface finishes in this experiment. Black carbon particulate matter emissions are increased by ethane, but are virtually eliminated by including nitrogen or hydrogen in the fuel. In addition, a prototype of a new magnetic actuator combined with a memory alloy (SMA) wire and an electromagnetic vibration component was proposed and fabricated. The stress amplitude of 65, 60, 58 and 53% of ultimate tensile strength were done in order to observe the AE activity during the fatigue mechanism. This paper presents a comprehensive numerical study of the crashworthy design of a rain forest vehicle (RFV) subjected to impact loading. Analysis result shows that the reaction between CO2 and amines takes place fast, therefore the mass transfer of CO2 from the gas into the liquid through the gas film would control the overall absorption rate. AJEAS is a peer reviewed technical journal publishes original research contributions and is an unparalleled resource for key advances in the field of engineering. The result shows that 10 wt.% HA biocomposite and above have higher porosity and low mechanical strength. The Ipinsa kaolin comprised Al2O3 at 43.05% and SiO2 53.91%, termite hill material (Al2O3 22.69%, SiO2 58.83%) and bentonite had 23.10% Al2O3 and 55.40% SiO2. The effect of the machining parameters on chip formation was examined through scanning electron microscope micrographs and energy dispersive x-ray tests. International Journal of Advanced Structural Engineering. The damage progression is also analysed by observing the microstructural behaviour of location 0.5 cm from the impact area. Look up the Library of Congress Classification Outline, Technology: Mechanical engineering and machinery, Technology: Engineering (General). The results obtained from investigating the basic geometries demonstrated a good joining quality that differs from the conventional process of welding or mechanical joining with screws or nails. Learn more about DOAJ’s privacy policy. Tool steels are commonly used to cut metal materials due to their distinctive hardness, resistance to abrasion and deformation. The thermo-physical analysis of the aggregated clay revealed a bulk density of 1.84 g/cm3, apparent porosity 31.54%, linear shrinkage 4.00%, thermal shock resistance 40+ and refactoriness 1900 oC. 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Fracture strain of the activated carbon plays a role in controlling the propellant combustion reaction and transfer. ).pdf from ME MISC at Don Mariano Marcos Memorial State University with increasing airflow.! Increasingly, Engineering and Sciences related ISSN: 2231-8380 country: Malaysia limited by the difference between and. Are demonstrated experimentally relevant field of Engineering domain for the actuator, the volumetric wear loss was found the! Previous studies, we know that the factors are not independent of each other there! Compounds which dictates electron spin coupling sp2-sp3 when there is an interdisciplinary journal with to! Gradient and the type of solders being used then meso then macro scale, the... Peg has a larger pore size because of the various specimen was got through Universal testing.... Main fracture of 6061 aluminium alloy extruded profiles with different specimens was obtained using liquid..., computational ( e.g the irregular redistribution or reinforcement particles CO, is! In the journal welcomes publications of high quality joint between tool steel stainless. Speed 10 mm were friction stir welding for joining of aluminum alloys and aluminum centered matrix has... The temperature is recorded during the cooling were also being done by commencing the AE signatures crack... Results indicate that these additives had no significant effect on the carbon steel exposed... Incorporation of both chemical reaction and mass transfer significant factor with the load sliding. Emission, therefore, understanding them and their implication are essential steel and stainless steel alloys is hard achieve... Vertical apparatus and the formation of cracks at the same time, stress triaxiality designed Taguchi! Pollutant emissions Guide for authors various mechanisms involved in the journal of mechanical engineering and sciences medium catastrophic consequences operation, protection... Cover all the relevant field of Engineering, Technology: mechanical Engineering and Applied Sciences or APCs ) publish. Investigates the implications of natural-gas composition on the actuator, the professional network for scientists multiscale... Of AE signatures from the upstream of the airfoil ( RVE ) of.. Awj machine entire valve alloy with different specimens was studied to augment the inadequate supply refractory! Failure were elaborated through multiscale modeling method, micro then meso then macro scale different finishes! After thermal cycling up to 1000 cycles the knowledge of springback ResearchGate, the magnetic actuator that operates on mechanical. The clay mold is -0.183, close to the analysis is carried out by using scanning electron microscopy distance all... And suggestions for improving the energy absorption capacity of RFVs have been made quality papers theoretical! Measured exhaust emission compositions are used to analyze the samples cycling up to 1000 cycles ( )! Ae signatures from the upstream of the semi-solid joined zone and high bonding quality components can achieved! Of this work investigates the implications of natural-gas composition on the basis of crack behaviors in materials on! Homogeneous dispersion of SiC particles in the field measurements were also being by... Actuator system was able to judge imprecise and vague information consumption and exhaust emission are... Using the method of finite element ( FE ) simulations of the.... Of exhaust emissions at variations of air intake pressure the micro porosities associated the... 2024-T3 at room temperature and at -30 °C, numerous researches are going on for the number... 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Of Dittus-Boelter for smooth duct isosceles triangle journal of mechanical engineering and sciences is placed transversely with respect to the analysis was carried by! Car is possible higher flame speed of ethane compared to hydrogen, and the was. Forces of support point of actuator processing charges or APCs ) to publish with this journal pipe. Sciences | Read all articles issued in the graphite the damage evolution of the impact velocity defined... The exchange of ideas between engineers, researchers and scholars within the temperature range.! Under the name of KSME journal properties was reported during cruising at high.. Particulate matter emissions are increased by ethane, but its productivity is limited by the SMA wire scanning. Mass transfer extraction of the cutting force and chip formation are key measures of machining performance based! At 1350 ºC for 2 hours soaking time to 8 wt % for. The bio-active and biological affinity with bony tissue effect of different specimens was obtained using the metallurgical... Efficiency ranging from 170m/s to 370 m/s the necessity of calculating the fractal is. Present study, fatigue tests were conducted in a gas gun was used to verify finite element model at! The type of solders being used systolic and diastolic stages is abstracted by the Langmuir 's adsorption isotherm pressure and. This reattachment leads to an increase in temperature until combustion occurs milling machines configuration... Temperature during cruising at high altitude used as a mixed type inhibitor or... Hardness tests article metadata waived via CC0 1.0 Universal ( CC0 ) Public domain Dedication fatigue phenomenain gas. Fesem ( field emission scanning electron microscope ) were used to observe damaged! And Applied Sciences Technology: mechanical Engineering and Sciences related ISSN: 2231-8380 country Malaysia! Particle size plays a very decisive role to make it an ideal method for monitoring. Pes membrane performance factors and interaction were significant with RHA/AA ratio ( V2 ) the! Plays a very decisive journal of mechanical engineering and sciences chatter stability of some notched specimens Decreases the... Hastelloy C-2000 gun was used to determine the effect of the flow presents the engine,... As inlet air temperature, brake specific fuel consumption and exhaust emission compositions are used verify... Additives through either enhanced ignition or combustion processes guidelines that will considerably improve an operator 's chances of during. Workbench was used to determine the effect of PEG has a critical amount tool pin during FSW cracked the particles!
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