Browsing Mohd Hafiz Fazalul Rahiman, Associate Professor Ir.Dr. by Subject "Optical tomography"
Now showing items 1-13 of 13
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Design and development fo a CCD based optical tomography measuring system for particle sizing identification
(Elsevier Ltd, 2011-07)This research investigates the use of charge coupled device (abbreviated as CCD) linear image sensors in an optical tomographic instrumentation system used for sizing particles. Four CCD linear image sensors are configured ... -
Development of parallel and fan-shaped beam mixed-projection optical tomography
(International Frequency Sensor Association Publishing (IFSA), 2012-05)Parallel and fan shaped beam are two common projections that had been used widely in optical tomography system. These projections never have been merged before in the process of tomography area. In this paper, some ... -
Hardware implementation of multiple fan beam projection technique in optical fibre process tomography
(Molecular Diversity Preservation International (MDPI), 2008-05)The main objective of this project is to implement the multiple fan beam projection technique using optical fibre sensors with the aim to achieve a high data acquisition rate. Multiple fan beam projection technique here ... -
Modeling orthogonal and rectilinear mixed-modality projection of optical tomography for solid-particles concentration measurement
(Elsevier B. V., 2010-06)In optical tomography, light attenuation/scattering methods have been used to determine average solids concentrations in gas-solids flows. Derived from the Lambert-Beer law, the Mie theory forms the theoretical basis for ... -
Optical tomography hardware development for solid gas measurement using mixed projection
(Elsevier Ltd, 2013-10)The ability to implement fan beam projection in parallel view in an optical tomography setup is one of the novelties of this research. This design involves a sensor jig specifically designed for parallel applications that ... -
Optical tomography system based on charge-coupled device linear image sensors: Particle size measurement
(Elsevier B.V, 2011-08)This paper discussed an optical tomography system based on charge-coupled device (CCD) linear image sensors. The developed system consists of a lighting system, a measurement section and a data acquisition system. Four CCD ... -
Optical tomography system based on charge-coupled device linear image sensors: Particle size measurement
(Elsevier B.V., 2011-08)This paper discussed an optical tomography system based on charge-coupled device (CCD) linear image sensors. The developed system consists of a lighting system, a measurement section and a data acquisition system. Four CCD ... -
An optical tomography system using a digital signal processor
(Molecular Diversity Preservation International (MDPI), 2008-03)The use of a personal computer together with a Data Acquisition System (DAQ) as the processing tool in optical tomography systems has been the norm ever since the beginning of process tomography. However, advancements in ... -
Optical tomography system using digital signal processor: Velocity profile measurement
(Inderscience Enterprises Limited, 2009-06)The DSP system was customised to control the data acquisition process of 16 x 16 optical sensors array, arranged in parallel beam projection. The data collected was used to reconstruct the cross sectional image of the ... -
Optical tomography: A review on sensor array, projection arrangement and image reconstruction algorithm
(Kyushu Tokai University, 2011-07)This paper reviews previous research on sensor arrays, projection arrangements and image reconstruction algorithms of optical tomography for industrial processes. These include the review of sensor selection and projection ... -
Optical tomography: Velocity profile measurement using orthogonal and rectilinear arrangements
(Elsevier Ltd., 2012-03)In tomography applications, flow velocity is an important flow characteristic for analysis. Excessively high particle velocity will cause high energy consumption, severe pipeline wear and particle degradation. This paper ... -
Real time mass flow rate measurement using multiple fan beam optical tomography
(Elsevier, 2008)This paper presents the implementing multiple fan beam projection technique using optical fibre sensors for a tomography system. From the dynamic experiment of solid/gas flow using plastic beads in a gravity flow rig, the ... -
A review of process tomography application in inspection system
(Penerbit UTM Press, 2014)The inspection system is crucial to ensure the system is always in a good condition. A technique that can be used for inspection system is process tomography. By promising non-destructive approach; various types of process ...