Browsing IEM Journal by Title
Now showing items 218-237 of 310
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Physical modelling similitude: a study of sediment deposition in reservoir
(The Institution of Engineers, Malaysia (IEM), 2019-12)Changes in rainfall pattern, rapid urbanization, infrastructure development and uncontrolled agricultural activities have been found as major sources to contribute to excessive reservoir sedimentation problem in Malaysia, ... -
Physical, chemical and quality properties of agglomerates and their beverages from fluidised bed drying of calamansi, pineapple and starfruit juice
(The Institution of Engineers, Malaysia, 2006-12)Calamansi, pineapple and starfruit juice can be converted into powder or agglomerate through the process of fluidised bed d rying and agglomeration. One kilogramme of ground sugar was used as a carrier for the fluidised ... -
Physical, geotechnical and morphological characteristics of peat soils from Sarawak
(The Institution of Engineering, Malaysia (IEM), 2011-12)In Malaysia, Sarawak has the largest area of peat-land in the country, covering approximately 1.66 million hectares. With the rapid industrialisation and population growth, construction is scheduled almost all over the ... -
Physicaland mechanical behavior of concrete in seawater under high hydrostatic pressure
(The Institution of Engineers, Malaysia, 2005-06)As a part of a durability study of concrete exposed to sea water environment, the paper describes the effect of sea salts on the physical and mechanical properties of concrete under large hydrostatic pressure. Specially ... -
Pink guava juice pasteurisation: Fouling deposit and cleaning studies
(The Institution of Engineers, Malaysia, 2010-12)Pasteurization is a common sterilization process in food industry to prolong the shelf life of the food product. However, fouling deposit problem is one of the major problems of the pasteurisation. This work provides ... -
Polymer waste recycling over fresh, steam deactivated and used FCC catalysts
(The Institution of Engineers, Malaysia, 2004-09)Feedstock recycling of high-density polyethylene (HDPE) over fluid catalytic cracking (FCC) catalysts (6:1 ratio) was carried out using a laboratory fluidised bed reactor operating at 450oC, atmospheric pressure and ... -
Post-flood forensic analysis of Sungai Maong using InfoWorks ™ River Simulation (RS)
(The Institution of Engineers, Malaysia, 2007-12)Sungai Maong catchment is one river basin with the worst flooding history in Kuching City. Post-flood forensic analysis outlined in this paper presented an approach using a hydrodynamic model – InfoWorks River Simulation ... -
Posture, muscle activity and oxygen consumption evaluations among metal stamping operators: A pilot study in Malaysian small and medium industries
(The Institution of Engineers, Malaysia (IEM), 2011-12)In the new era of world industrialization, ergonomics plays an important role to improve occupational health and productivity in most industries including small and medium industries (SMIs). However, SMIs in Malaysia do ... -
A practical tool for small and medium enterprise quality performance improvement
(The Institution of Engineers, Malaysia, 2007-09)Quality performance in manufacturing may be assessed in several different ways. The aim of this paper is to present a practical tool that can be used by manufacturing companies, especially Small and Medium-sized Enterprises ... -
Precision system for mapping terrain trafficability, tractor-implement performance and tillage quality
(The Institution of Engineers, Malaysia, 2006-12)A novel data acquisition and differential global positioning system had been integrated on–board a Massey Ferguson 3060 agricultural tractor for real-time mapping of terrain trafficability, tractor-implement performance, ... -
Predicting paddy soil productivity
(The Institution of Engineers, Malaysia, 2006-12)Paddy soils are naturally heterogeneous in terms of their physico-chemical properties which affect rice productivity. Currently, uniform application of agricultural inputs on the entire field is not efficient and could ... -
A prediction of acoustics characteristics for steam generator system
(The Institution of Engineers, Malaysia (IEM), 2012-03)This paper presents a numerical analysis of the transmission loss (TL) for perforated steam generator system by adapting the theory of transmission of acoustic wave in an automotive exhaust pipe. The objective of this ... -
The prediction of the cell and substrate in a fed-batch fermentation system by modification of models
(The Institution of Engineers, Malaysia, 2008-12)This objective of this study is to predict cell masses and substrate consumption in a fed-batch system after switching from a batch mode. A 2.0 litre reactor vessel was used to monitor the growth characteristics of Candida ... -
Process route selection for inherently safer design based on consequences analysis
(The Institution of Engineers, Malaysia, 2010-09)Increased public awareness of safety and stringent requirements by the authority has led to the consideration of inherent safety in the design of processing plants. Inherent safety approach ensures the safety of a process ... -
Product life cycle data management and analytics in RAM14.0 using the manufacturing chain management platform
(The Institution of Engineers, Malaysia (IEM), 2022)The RAMI4.0 model consists of three axes; the Layers axis, the Hierarchy axis, and the Life Cycle Value Stream axis. This model unifies the various aspects of I4.0 to allow data generated from manufacturing and business ... -
Production and characterization of biopolyols from crude glycerol based liquefaction process
(The Institution of Engineers, Malaysia (IEM), 2017-06)The feasibility of using palm kernel cake and crude glycerol in liquefaction process to produce bio polyol was investigated in this study. The identiied parameters for liquefaction conditions were reaction temperature, ... -
Production of acylglycerol catalysed by rice bran lipase in a packed bed reactor
(The Institution of Engineers, Malaysia, 2008-09)Abstract A 20 litre packed bed reactor (PBR) with heating and water removal system was designed and fabricated for the esterification of palm oil fatty acid distillate (PFAD) catalyzed by immobilized rice bran lipase ... -
Production of non shredded empty fruit bunch semi-compost
(The Institution of Engineers, Malaysia, 2010-12)Composting of the empty fruit bunch (EFB) with the palm oil mill effluent (POME) could simultaneously treat the solid and liquid waste from palm oil mill. With the aim to reduce the composting yard area, production of ... -
Proposed strength and stiffness parameters for normally consolidated and overconsolidated Dhaka clay
(The Institution of Engineers, Malaysia (IEM), 2012-03)The undrained shear characteristics of reconstituted normally consolidated and overconsolidated samples of Dhaka clay are discussed. The disturbances on the soil structure result from sample penetration that reduces the ... -
Pulsating circular air jet impingement heat transfer
(The Institution of Engineers, Malaysia, 2006-09)The purpose of this study is to determine the effect of pulsating frequencies on the local and average heat transfer characteristics of a heated circular air jet. Pulsation of the air jet was produced by a rotating cylinder ...