Browsing IEM Journal by Title
Now showing items 153-172 of 310
-
Interactive dashboard with visual sensing and fast reactivity
(The Institution of Engineers, Malaysia (IEM), 2022)These days, technology is growing rapidly, and the market has been introduced with lots of fascinating ways to interact with computers. The advancement of deep learning models and hardware technology also enables more ... -
Investigation best number of tanks for hydrological tank model for rural catchment in humid region
(The Institution of Engineers, Malaysia (IEM), 2011-12)Hydrological Tank model has proven more capable than many other models in modeling the hydrologic responses from a wide range of humid watershed. Many hydrologists are using this model due to its simplicity of concept and ... -
Investigation of causes and characteristics of monsoon extremes in Pakistan: a case study for monsoon 2022
(The Institution of Engineers, Malaysia (IEM), 2022)Apart from the long-term changes in the climate patterns, the extreme weather conditions (heat waves, heavy precipitation, and droughts) have also emerged as a prominent consequence of the global climate change. Pakistan ... -
Investigation of process yield in the transesterification of coconut oil with heterogeneous calcium oxide catalyst
(The Institution of Engineers, Malaysia, 2009-12)The commercial success of biodiesels has to date been limited by high production costs of vegetable oil methyl esters. High feedstock costs are compounded by side reactions such as soap formation during conversion using ... -
Investigation of simple cubical space trusses as impact energy absorbers
(The Institution of Engineers, Malaysia, 2007-06)Experimental work on the possible use of cubical space trusses as energy absorbers is described. To this end the crushing behavior of single cubical space trusses welded from mild steel bars was studied experimentally. ... -
An investigation of the 85th percentile operating speed models on horizontal and vertical alignments for two-lane rural highways: A case study
(The Institution of Engineers, Malaysia (IEM), 2012-03)The number of accidents in Malaysia increases relatively from year to year, although there are many programmes organised by the authority to reduce them. There are several factors that lead to serious accident problems ... -
Investigation of threshold energy, absorption coefficient and thermal loading in glass ionomer cement laser removal
(The Institution of Engineers, Malaysia (IEM), 2020)Purpose: Various kinds of lasers have been developed for the diagnostic and operative application. In dental restoration, the laser is used for removal of remaining dental material. The main benefits of laser applications ... -
Investigation of transient performance of Capacitor Voltage Transformer (CVT)
(The Institution of Engineers, Malaysia, 2009-06)This paper reports the digital-time domain studies on a typical 132kV Capacitor Voltage Transformer (CVT) model. The transient studies are conducted using Alternative Transient Program (ATP-EMTP). Simulation results ... -
Investigation on at-site flood frequency analysis in South-East Australia
(The Institution of Engineers, Malaysia, 2008-09)Flood frequency analysis is frequently adopted in flood risk assessment for catchments where recorded streamflow data of reasonable length are available. In the Australian Rainfall and Runoff (ARR) 1987, the national ... -
An investiIgation on e-learning readiness of engineering students
(The Institution of Engineers, Malaysia, 2007-12)With advancement in technology, education has taken a new dimension with the introduction of e-learning. Many institutions of higher learning in Malaysia have ventured into e-learning. Although e-learning offers attractive ... -
IOT platform for vital signs detection using node microcontroller
(The Institution of Engineers, Malaysia (IEM), 2022)Using IoT technology to monitor patients' vital signs can help limit the spread of the coronavirus. Therefore, a cost-effective remote monitoring system measuring vital signs is proposed. Dual heart rate and oxygen level ... -
Isomerisation of cyclohexane to methylcyclopentane over Pt/SO4 2--ZrO2 catalyst
(The Institution of Engineers, Malaysia, 2006-03)Skeletal isomerisation of cyclohexane to methylcyclopentane over Pt/SO4 2--ZrO2 (PSZ) catalyst was studied in a closed recirculation reactor in the temperature range 413-503 K. In the presence of Pt and hydrogen, the ... -
Kajian perbandingan ram lengkung dan ram rata bagi pemusar udara aliran jejarian dalam mengurangkan emisi
(The Institution of Engineers, Malaysia, 2005-12)Enjin turbin gas digunakan secara meluas sama ada dalam bidang industri atau penerbangan. Kecekapan enjin merupakan salah satu kriteria dalam pemilihan enjin yang baik. Pembakar adalah antara komponen penting dalam enjin ... -
Keberkesanan pembakaran udara berperingkat dalam mengurangkan emisi dari pembakar berbahanapi gas
(The Institution of Engineers, Malaysia, 2005-09)Process pembakaran dari pembakar yang menggunakan gas sebagai bahanapi berkecenderungan untuk memancarkan emisi yang mengandungi pelbagai bahan cemar seperti NOx, CO, CO2 dan sebagainya. Emisi ini perlu dikurangkan ... -
Kesan kuantiti agen penyerak dalam pencirian saiz zarah oksida seramik menggunakan kaedah pembelauan laser
(The Institution of Engineers, Malaysia, 2005-03)Kertas kerja ini membincangkan isu kesan penambahan agen penyerak dalam pencirian saiz zarah oksida seramik dengan menggunakan kaedah pembelauan cahaya laser. Adalah diketahui umum bahawa zarah seramik terutamanya daripada ... -
Keutuhan permukaan AISI H13 keluli terkeras dalam proses pemesinan nyahcas elektrik (EDM)
(The Institution of Engineers, Malaysia, 2010-06)Pemesinan nyahcas elektrik (EDM) ialah proses terma senyap yang menghasilkan beribu-ribu nyahcas elektrik dalam satu saat bagi menghakis keluar isipadu tertentu sesuatu logam. Proses ini digunakan secara meluas dalam situasi ... -
Large eddy simulation of the effect of hat fux on pollutant dispersion in an urban street canyon
(The Institution of Engineers, Malaysia, 2009-12)The effect of heat flux on pollutant dispersion in an urban street canyon with fixed aspect ratio of 1 is investigated under four different heating configurations: windward heating, leeward heating, ground heating, and ... -
Launch of “Think Malaysian Act Global”: An autobiography by academician Dato Ir. Lee Yee Cheong
(The Institution of Engineers, Malaysia (IEM), 2011-09) -
Lightning shielding with shading avoidance for a photovoltaic (PV) farm
(The Institution of Engineers, Malaysia (IEM), 2022)The special requirement of a PV farm lightning shielding system is that it should not introduce shadow on the active PV surfaces so as to avoid impaired PV generation output. By using a simple, repeatable-unit PV row made ... -
Long-term tidal forecasting and hindcasting using QuickTIDE tidal simulation package
(The Institution of Engineers, Malaysia, 2007-06)A tidal simulation package built on MATLAB neural network toolbox with user-friendly graphical user interface (GUI) is presented. The application, named QuickTIDE, is modeled using a back-propagation neural network (BPN) ...