Browsing by Subject "Heat transfer"

Now showing items 1-19 of 43

    • Analysis of chaotic advection on mixing and heat transfer in PEMFC cooling applications 

      Hosseinalipour, S.M.; Amir, Tohidi; Mahnaz, Shokrpour; Mehdi, Shokrpour (Universiti Malaysia Perlis, 2009-10-11)
      This study fouces on improving the mixing and thermal performance of heat-exchangers interated in the bipolar plates of PEMFCs. The current design of the heatexchangers in laminar with a Reynolds number around 200. Velocity ...

    • Analysis of heat exchanger concentric tube by Finite Element Method 

      Fathul Fahmi, Zainudin (Universiti Malaysia PerlisSchool of Mechatronic Engineering, 2009)
      The objective for this project is to study the performance of heat exchanger in parallel flow and counter flow. This experiment using three different temperature of water like cold, hot and normal temperature. The governing ...

    • Analysis of lemang making process during cooking using computational fluid dynamics (CFD) 

      Muhamad Rasshidi, Razali @ Ghazali (Universiti Malaysia Perlis (UniMAP)School of Manufacturing Engineering, 2010)
      A machine that can accommodate a set of 4 stainless steel tubes and an electric oven was developed and tested for the preparation of modern “lemang”. This oven can run by using adjustable temperature equipment (thermostat) ...

    • Analysis of the heat transfer process inside a Lemang oven using computational fluid dynamics (CFD) 

      Nurul Fariza, Mohamed Elias (Universiti Malaysia Perlis (UniMAP)School of Manufacturing Engineering, 2010-05)
      Experimental testing is carried out to discover the temperatures at the certain oven surface at the certain times. This steps required because to compare the result of analysis by using CFD with the experimental result. ...

    • An analytical study on ways of reducing the cooking time of lemang 

      Nik Nawwar, Nik Kamaludin (Universiti Malaysia PerlisSchool of Manufacturing Engineering, 2009-05)
      The usual time required to cook lemang traditionally is about 3 to 4 hours. During this time, the hollow bamboo stalk containing the lemang need to be turned every 15 minutes and this will take a long time to fully cook. ...

    • Comparison of heat transfer through roof and wall of a house subjected to solar energy in northern malaysia 

      Merdang Sembiring, Dr. Ir. (Universiti Malaysia Perlis (UniMAP)Pusat Pengajian Kejuruteraan Mekatronik, 2012-02-27)
      Heat transfer in a house occurs through convection, conduction, and thermal radiation through roof, walls, floor and windows. House materials and direction to where the surfaces of building face, play a role in the total ...

    • Computational Fluid Dynamics (CFD) simulation of flow in heat exchanger 

      Nur Amalina, Abdullah Sani (Universiti Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2016-06)
      Computational Fluid Dynamics (CFD) is a useful tool in solving and analysing problems that involve fluid flows. Meanwhile, shell and tube heat exchanger is the most common type of heat exchanger and widely use in oil ...

    • Design and anaysis of thermoacoustic air conditioning system as environmental friendly device 

      Mokhtar, Mat Salleh; Roshaliza, Hamidon; Mohd Zamzuri, Mohammad Zain; Ho, Seng Khee (Trans Tech Publications, 2012-02)
      Thermoacoustic air conditioning system is a new technology design of cooling system which offers the possibility for simple and efficient energy conversion devices. This research is looking an alternative for CFC-contained ...

    • Design and fabrication of a multi-tube heat exchanger 

      Mohd Zaim, Mohd Zukeri (Universiti Malaysia PerlisSchool of Mechatronic Engineering, 2009-04)
      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. ...

    • Design of notebook cooling pad 

      Mohd Fakhrurazi, Jamaludin (Universiti Malaysia PerlisSchool of Mechatronic Engineering, 2009-03)
      Nowadays, laptop has become popular because its reliability but in a size that easily to carry. Unfortunately, the operating temperature from the laptop is not good for long-term life of the laptop and its performance ...

    • Effect of different process parameters on the heat transfer of liquid coolant in electronic system 

      Wan Mohd Arif, Wan Ibrahim
      An effective heat transfer system is important for new technologies today to enhance the performance of heat transfer, especially, since the miniaturization of electronic system that resulted in dramatic increase in the ...

    • An efficient and accurate numerical simulation method for the paint curing process in auto industries 

      Ashrafizadeh, A.; Mehdipour, R.; Rezvani, M. (Universiti Malaysia Perlis, 2009-10-11)
      Complex heat transfer phenomena occur in auto paint curing ovens. Due to the complexities in the geometry, boundary conditions and the heat and fluid flow fields, analysis of the heat exchange and the curing process is ...

    • Enhancement of algorithm and investigation of heat transfer through fins 

      Moslemuddin, Fakir, Dr.; Sabira, Khatun, Prof. Dr.; Shahnor, Basri, Prof. Ir. Dr. (Praise Worthy Prize S.r.l., 2013-09)
      Finite Element Method (FEM) and Differential Quadrature Method (DQM) are two very important numerical solution techniques to solve engineering and physical science problems. Usually elements are sub-divided uniformly in ...

    • Experiment studies using waterfall stones and labu sayung to reduce the temperature of water based on concept of heat transfer 

      Muhammad Farhan, Muhammad Toha (Universiti Malaysia PerlisSchool of Manufacturing Engineering, 2009-04)
      This experiment is being held to determine whether labu sayong, which is made from clay, and waterfall stone were really able to reduce the temperature of water when it is filled in them. This is because we always heard ...

    • An experimental study of turbulent heat transfer separation external in an annular passage 

      Hussein, Togun; Hakim, S. Sultan; Irfan Anjum; Kazi, S.N. (Universiti Malaysia Perlis, 2009-10-11)
      Experimental investigation was carried out to study the effect of step height on the heat transfer process to a radially expanded outward air flow in a concentric annular passage. The separation, reattached and redeveloped ...

    • Finite element modelling of solidification phenomena 

      Seetharamu, Kankanhally N.; Paragasam, R.; Quadir, Abdul Quadir, Prof. Dr.; Zainal Alimuddin, Zainal Alauddin, Dr.; Prasad, B. S.; Sundararajan, Thirumalachari (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 ...

    • Flow boiling heat transfer of HFC-134a inside Helically coiled tubes 

      Akhavan-Behabadi, M. A.; Aria, H.; Shemirani, F.M. (Universiti Malaysia Perlis, 2009-10-11)
      The present study investigated the effect of coiling of a straight tube on heat transfer enhancement in an evaporator. For this purpose, straight and helically coiled concentric tube-in-tube heat exchangers with three ...

    • Greenhouse Gas reduction by utilization of cold LNG Boil-off Gas 

      Mohamad Shukri, Zakaria; Kahar, Osman; Haslina, Abdullah (Malaysian Technical Universities Network (MTUN), 2012-11-20)
      This paper present the analysis of utilization the cryogenic temperature of Boil off Gas (BOG) from Liquefied Natural Gas (LNG) to flow air inside insulation space of LNG. Three Dimensional geometry of the tank are model ...

    • Heat transfer characteristics of parallel and counter flow Microchannel heat exchangers with varying wall resistance 

      Maqableh, A. M.; Khadrawi, A. F.; Al-Nimr, M. A.; Ammourah, S. A.; Benim, A. C. (Universiti Malaysia Perlis, 2009-10-11)
      Thermal behaviors of parallel and counter flow micro-heat exchanger are investigated numerically, with emphasis on the role of wall resistance and entry effects. The influence of different parameters, such as, thermal ...