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650 articles for “Simulation”
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Enhancing the Heat Transfer in the Thermal Chimney by Attaching the Fin under CFD Analysis
Abstract: The primary and secondary heaters in heat exchangers were numerically evaluated at nominal temperatures of 140°C for the primary heaters, 100°C for the secondary heaters, and 20°C for the ambient temperature in order to validate the design idea for enhancing the air temperature. The “convective heat transfer” of air in a thermal chimney built to laboratory size using two different types of electrical heaters and a rectangular cross-section of constant …
Published in International Journal of Mechanics and Design · Vol. 9, Issue 2, 2023 · pp. 9–26 Read article
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Fault Diagnosis of Helical Gear Box Using Variational Mode Decomposition with Naïve Bayes and Bayes Net Classifiers through Vibration Signals
Abstract: Gear is a very important machine component which finds use in most of the machines which requires some sort of power transmission or reduction. Unattended faults in gears can be catastrophic for the machine leading to halts in production and consequent economic loss. The requirement for a gear fault detection and diagnosis system is thus emphasized. Vibration signals are often used in fault diagnosis applications along with Fast Fourier transform …
Published in International Journal of Manufacturing and Materials Processing · Vol. 1, Issue 1, 2014 · pp. 1–16 Read article
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Galerkin Method of Weighted Residual to Study on Enhanced Heat Transfer in Cylindrical Micro-Fins Heat Sink Using Artificial Surface Roughness
Abstract: In this paper, a theoretical investigation is carried out on the use of artificial surface roughness for enhanced heat transfer and thermal management of cylindrical micro-fins with artificial surface roughness. The developed thermal models which are solved using Galerkin method of weighted residual, considered variable thermal properties according to linear, exponential and power laws. The approximate analytical solutions are used to carry out parametric studies and to establish the thermal …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 2, 2018 · pp. 12–22 Read article
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CFD Analysis of Hydrodynamic Journal Bearing
Abstract: Journal bearings have the longest history on scientific study of any class of fluid-film bearings. These journal bearings are widely used in most of the rotating machineries due to its high load-carrying capacity and formation of fluid-film thickness during the operation. This research paper represents performance evaluation of hydrodynamic journal bearing using Computational Fluid Dynamics (CFD) approach. For this study, two different geometrical bearings are considered (circular and non-circular) operating …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 2, 2018 · pp. 23–29 Read article
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Properties in Materials for Car Frame Structure
Abstract: Selection of materials for car body frame ‘the body-in-white’ considers association of structural components. This context emphasizes competitive materials like aluminum and composites in place of steel for equivalent performances in area body panels. Continuous variation in legislation and competences of industrialists to competitive market have appeared to use functionally graded materials of additive properties like thermal transport and joining ease. Tubular shapes have encouraged production of stiff commercial auto …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 2, 2019 · pp. 41–51 Read article
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A Laboratory Test Methodology Development For Validating 4wd Front Axle Spindle
Abstract: Tractor is a vehicle specially designed for performing various agricultural and off-road applications. With the increasing popularity of 4WD tractor, front axle design & validation has become critical. 4WD front axle spindle is a part of 4WD front axle assembly. The power transfers from engine to spindle through input shaft, differential unit, intermediate shaft and King pin shaft. Front axle spindle failure was observed during field testing. No component level …
Published in International Journal of Manufacturing and Materials Processing · Vol. 9, Issue 2, 2023 · pp. 23–31 Read article
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A Computational Study of Solar Air Heater for Its Performance Enhancement by Numerical Approach Using Standard CFD Tools
Abstract: In the following report, the main objective is to calculate the efficiency of the solar air heater, mean exit temperature of air using CFD (Computational Fluid Dynamics) simulation. CFD software promises to be a futuristic field of application especially in the field of thermal engineering. The analysis is performed on a two dimensional built solar air heater. The geometry modelling is done in “Gambit” software followed by its analysis for …
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 2, 2016 · pp. 21–27 Read article
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Optimizing Work Scheduling In Shop Floor Using Ant-Colony Algorithm
Abstract: A job shop manufacturing system is specifically designed to simultaneously produce different types of products in a shop floor. Job shop scheduling problems (JSSPs) have been studied extensively and most instances of JSSP are NP-hard, which implies that there is no polynomial time algorithm to solve them. As a result, many approximation methods have been explored to find near-optimal solutions within reasonable computational efforts. Furthermore, in a real world, JSSP …
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 1, 2016 · pp. 19–28 Read article
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A Review on Performance Analysis of CMOS Inverter
Abstract: In this paper, first we study the various inverter circuits and analyze its performance in terms of noise margin, area, power dissipation and computational delay. After that analyze the various parameter of CMOS Inverter circuit using Pyxis schematic tools of Mentor graphics with TSMC 018 CMOS process technology. Based on this simulation, analyze the rise time, fall time and dynamic power dissipation of CMOS inverter. Finally, we got the good …
Published in International Journal of Computer Aided Manufacturing · Vol. 5, Issue 1, 2019 · pp. 29–35 Read article
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Optimization and Analysis of Pulsation Dampener
Abstract: This paper presents a new method for generating computer-aided models and analysis of pulsation dampeners used in fluid power systems to reduce vibration. Pulsation dampeners are widely used in different energy systems to measure the backlash that is driven by power pumps. The vibrations caused by the power pumps in the water system can be strong enough to cause structural damage to the pipes if the pulsation dampener is not …
Published in International Journal of Computer Aided Manufacturing · Vol. 6, Issue 1, 2020 · pp. 53–56 Read article
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Performance Assessment of Lightweight Cryptography in Image Processing for IoT/WSN Applications
Abstract: The Internet of Things (IoT) can serve as an interface to small processing tools for future technology.More communication data is required and safety of information can be dangerous. Pinnacles of dataand security of information can be a risk. This gadget is basically a small, low power consumption inthis engineering. Many encryption rounds are basically an abuse of the Gadget vitality criteria.Unrelenting calculation as it may require uprightness, conceivable compromise. It …
Published in International Journal of Computer Aided Manufacturing · Vol. 7, Issue 1, 2021 Read article
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Material to Scheme Designation of Flash Memory
Abstract: Subjective has been to study schemes of flash memory achieve from devised formation from magnetic metals. Scriptive has been adhered scopes from usual study matter on magnetic optic (MO) memories. Shallow trench isolation (STI) has been usual procure of grooves on prior allowed device area i.e., before forming IC device on wafer. From where oxidation layer has grown thus electrical separation has pursued in integrated circuit (IC) liable to generate …
Published in International Journal of Computer Aided Manufacturing · Vol. 7, Issue 2, 2021 · pp. 23–29 Read article
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Thermodynamics Modelling And Performance Assessment Of Gas Turbine Power Plant
Abstract: In this study, thermodynamics modelling of gas turbine engine is performed based on thermodynamic relations. The thermodynamic model reveals that the influence of operating parameters including the compression ratio, turbine inlet temperature and ambient temperature has significant effect on the performance of gas turbine engine. Energy and exergy analyses were conducted to evaluate performance of the selected power plant and to assess the effect of operating parameters on energy loss …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 1, Issue 1, 2015 · pp. 11–35 Read article
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Design and Analysis of Multicylinder Four Stroke Spark Ignition Axial Engine (Duke Engine)
Abstract: Engine is a very important component in automobiles and it is act as a prime mover. The engine transmits power to the road wheels trough linkages (Clutch, gearbox, propeller shaft and differential) against to the self-weight of the vehicle and external load, which results the engine components undergo stressed. The engine components also exposed to the heat so that the thermal stress are induced. Based on the above said points …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 3, Issue 1, 2017 · pp. 14–39 Read article
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TurbochargedTwo-Stroke SI Engine as Back-up Range Extender for Battery Electric Vehicles
Abstract: Installation studies indicates that a compact single-cylinder two stroke Spark Ignited (SI)-engine with a swept volume of 400-500 cc is small enough to install in the heavy-duty Battery Electric Vehicle (BEV) application considered here. Four-stroke engines of similar power to the two-stroke engine would need additional installation volume because of the larger cylinder heads, bulky oil pans and the need for more cylinders to create the same number of power-pulses …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 7, Issue 1, 2021 · pp. 31–57 Read article
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CFD on Parametric Analysis of Compression Ignition Engine by using Star CCM+
Abstract: Stringent emission from the conventional vehicles draws attention of automobile researches to develop engine either high fuel efficiency and low emission of NOx, CO and unburnt hydrocarbons. Hence, there by Homogeneous charge compression ignition came to the effect. Homogeneous charge compression ignition engine is the type of engine the well organised mixture of air and fuel ratio enters into the combustion chamber, and it is compressed up to auto-ignited temperature …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 7, Issue 2, 2021 · pp. 27–66 Read article
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STUDY DIESEL-RK APPLICATIONS IN THE COMPUTATION AND ANALYSIS OF TECHNOLOGICAL AND SOCIOECONOMIC CHARACTERISTICS OF DIESEL ENGINES USING HEAVY FUELS IN ORDER TO TEST WITH DIFFERENT PISTON BOWL DESIGNS
Abstract: The influence of different piston bowls on the Diesel-RK will be demonstrated in this test as the engine is the heart of vehicles for existence like human heart needed for survival. The piston bowl shows a significant influence on the load stratification in the transition area. The compression ratio shows a trade-off of NOx reduction with unburned hydrocarbons and carbon monoxide emissions. In today's society, people have attempted to employ …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 8, Issue 2, 2022 · pp. 8–18 Read article
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Diesel Engine Combustion and Emission Characteristics Study, Taking into Account the Potential of Biogas Substitution for the Purpose of Enhancing Environmental Cleanliness and Promoting Health
Abstract: Necessity for alternative fuels arises from the escalating energy requirements and the detrimental effects of fossil fuel emissions on environmental well-being. Alternative fuels have been extensively researched to improve energy efficiency. A study examines how alternative fuel affects compression ignition (CI) engine performance, pollution, and combustion. Biogas is investigated as a diesel engine fuel substitute in this study using computational fluid dynamics (CFD). Upon doing a thorough examination of the …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 9, Issue 1, 2023 · pp. 24–39 Read article
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Improving Internal Combustion Engine Performance by Using Reduced Power Air Conditioning System
Abstract: The paper studies and analyzes the effects of adsorption air conditioning system instead of the classical compression unit on the vehicle internal combustion engine (ICE) performance. The adsorption system uses the residual heat from the ICE cooling circuit to create the necessary thermodynamic conditions to reduce the temperature in the vehicle cockpit. The proposed system has the advantage of no mobile parts for operating since it works on pressure difference …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 9, Issue 2, 2023 · pp. 41–51 Read article
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Flutter study of a solar powered high-altitude long endurance UAV
Abstract: This paper presents an aero-elastic flutter analysis on a high altitude long endurance unmanned air vehicle. Numerical finite element analysis (FEA) based simulations for flutter have been carried using the commercial FEA package ANSYS. Analytical flutter analysis is performed to verify the FEA results. The analytic flutter analysis gives the divergence speed to be 32.7 m/sec. The numerical flutter analysis of the rudder shows the bending and torsional modes for …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 2, Issue 2, 2016 · pp. 01–09 Read article