Browsing Ghulam Abdul Quadir, Prof. Dr. by Title
Now showing items 15-34 of 45
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FEM analysis of multifluid heat exchangers
(Emerald Group Publishing Limited, 2004)Heat exchangers are devices for exchanging energy between two or more fluids. They find applications in various industries like power, process, electronics, refining, cryogenics, chemicals, metals and manufacturing sector. ... -
Finite element modelling of solidification phenomena
(Springer India, 2001)The process of solidification process is complex in nature and the simulation of such process is required in industry before it is actually undertaken. Finite element method is used to simulate the heat transfer process ... -
Flip chip thermal test vehicle design: Requirements, evaluations, and validations
(ASME, 2003)This paper reviews the design of a flip chip thermal test vehicle. Design requirements for different applications such as thermal characterization, assembly process optimization, and product burn-in simulation are outlined. ... -
Flow analysis for flip chip underfilling process using characteristic based split method
(IEEE Conference Publications, 2004)In this paper, an effort has made to analyze and numerically simulate the fluid flow in chip cavity using characteristic based split (CBS) method. Simulation methodology includes a solver for the fluid flow equations coupled ... -
Flow analysis for powered inhaler accessory device
(Universiti Malaysia PerlisSchool of Mechatronic Engineering, 2009-05)The aim of the study is to analyze the flow characteristics of the powered inhaler accessory device (PIAD), ranging from vortex development and two phase mixture of the inhaler drug. Computational Fluid Dynamics (CFD) ... -
Heat transfer analysis in an annular cone fixed with saturated porous medium
(Universiti Malaysia Perlis (UniMAP)Pusat Pengajian Kejuruteraan Mekatronik, 2012-02-27)The present work concerns with the heat transfer by natural convection and radiation in an annular cone fixed with saturated porous medium. The Darcy model is used to predict the heat transfer behavior in the porous ... -
Modeling of wire-on-tube heat exchangers using finite element method
(Elsevier Ltd., 2002)Wire-on-tube heat exchangers are analysed under normal operating conditions (free convection) using finite element method. Galerkin's weighted residual method is used to minimise the errors. The effects of ambient temperatures ... -
Numerical analysis and experimental investigation into the performance of a wire-on-tube condenser of a retrofitted refrigerator
(Elsevier Ltd., 2006)The present paper discusses (a) the analysis of a wire-on-tube condenser under varying operating conditions of free convection using FEM, and (b) experimental verification of the performance of two wire-on-tube condensers ... -
Numerical and experimental heat transfer studies on totally enclosed fan ventilated machines
(Taylor and Francis Group, LLC, 2002)Accurate prediction of temperature distribution in an electrical machine at the design stage is becoming increasingly important. It is essential to know the locations and magnitudes of hot spot temperatures for optimum ... -
Numerical simulation of underfill encapsulation process based on characteritsic split method
(John Wiley & Sons, Inc., 2006)Electronic packaging protects the integrated circuit chip from environmental and mechanical damages. Underfilling encapsulation is an electronic packaging technology used to reinforce the solder joints between chip and the ... -
Optimization of EDM process parameters using Taguchi method
(Universiti Malaysia Perlis (UniMAP)Pusat Pengajian Kejuruteraan Mekatronik, 2012-02-27)This paper presents investigation and optimization of Electric Discharge Machining (EDM) parameters using Taguchi method. Three process parameters chosen were Pulse on-time (Ton), Duty factor and Discharge current (or pulse ... -
Optimization of fins used in electronic packaging
(Emerald Group Publishing Limited, 2005)Purpose-To find the optimal geometries of rectangular and cylindrical fins for maximum heat dissipation. Design/methodology/approach- The objective function for finding the optimized profiles of fins are solved by using ... -
Optimization of liquid cooling fins in microelectronic packaging
(Taylor & Francis Online, 2005)The present study investigates the heat transfer from a fin of the combination of cone and frustum of a cone immersed in boiling FC-72. The temperature distribution within the fin is determined with the help of a ... -
Optimization of PCB component placement using genetic algorithm
(World Scientific Publishing, 2002)This paper focuses on optimization problems faced in automated assembly of Printed Circuit Board (PCB). In order to optimize the throughput rate of these automated machines, the time taken for the pick and place operation ... -
Optimization of thermal resistance of stacked micro-channel using genetic algorithms
(Emerald Group Publishing Limited, 2005)Purpose - To determine the optimal dimensions for a stacked micro-channel using the genetic algorithms (GAs) under different flow constraints. Design/methodology/approach - GA is used as an optimization tool for optimizing ... -
Performance of gas turbine cycle for combined cycle power plant
(Universiti Malaysia PerlisSchool of Mechatronic Engineering, 2009-05)The gas turbine based power plant is characterized by its relatively low capital cost compared with the steam power plant. It has environmental advantages and short construction lead time. However, conventional industrial ... -
Performance of wire-on-tube heat exchangers used in immersion cooling for electronic packages
(IEEE Conference Publications, 2000)In this investigation, closed loop immersion cooling of an electronic package with external condenser-a wire-on-tube heat exchanger being attached to its enclosure-is analysed. The dielectric vapour leaving the enclosure ... -
Plant based energy potential and biomass utilization in Malaysia
(Regional Energy Resources Information Center (RERIC), 2000-12)The paper assesses the energy productivity of the major plantation crops in Malaysia as well as the status of bioenergy utilization in the country. Of the crops studied and under present local cultivation practices, oil ... -
Prediction of temperature in silicon chip with non-uniform power: a Lagrangian interpolation approach
(Emerald Group Publishing Limited, 2004)This paper describes a generalized method of predicting the temperature distribution of the silicon chip with non-uniform power dissipation patterns using Lagrangian interpolation function. A simplified heat sink thermal ... -
A quick and accurate estimation of heat losses from a cow
(Elsevier Ltd., 2006)The mathematical model available in the literature to calculate the skin temperature required to determine the heat loss from the body of an average cow under different environmental and skin-wetness conditions is complex ...