Now showing items 21-40 of 70

  • Capacity challenges facing civil engineering contractors in Kwazulu-Natal, South Africa 

    Ntuli, Bonga; Allopi, Dhiren (IJEIThttp://ijeit.com/vol%202/Issue%2011/IJEIT1412201305_19.pdf, 2013-05)
    Insolvency maybe broadly defined as an inability of business entity to meet pending financial commitments. For a construction firm, such a situation creates conditions whereby a business entity is unable to fulfill its ...
  • Study of drivers’ response time in traffic streams 

    Adewumi, Emmanuel Olusegun; Allopi, Dhiren (IJESIThttp://www.ijesit.com/Volume%202/Issue%203/IJESIT201303_23.pdf, 2013-05)
    Reaction times of drivers responding to traffic wardens'. signals are important for the design and safe operations of roads. The increased number of road users and pedestrians lead to increasing demands on the facilities ...
  • Membrane fouling characterization in membrane-based septic tank 

    Ali, Saadat; Pillay, Visvanathan Lingamurti; Khan, Sher Jamal; Visvanathan, C. (Taylor and Francishttp://dx.doi.org/10.1080/19443994.2013.796730, 2013-04-15)
    Septic tank is a conventional on-site wastewater disposal system providing only primary treatment (settlement of solids), while offering little biological degradation. To further improve the quality of treated water, the ...
  • Design optimization of anisotropic pressure vessels with manufacturing uncertainties accounted for 

    Tabakov, Pavel Y.; Walker, Mark (Elsevierhttp://www.sciencedirect.com/science/article/pii/S0308016113000203/pdfft?md5=3a50cd498e8f597aa92eae1775e0473a&pid=1-s2.0-S0308016113000203-main.pdf, 2013-04)
    Accurate optimal design solutions for most engineering structures present considerable difficulties due to the complexity and multi-modality of the functional design space. The situation is made even more complex when ...
  • Hybrid motion detection system using DSP and ANN ensembles 

    Moorgas, Kevin Emanuel; Govender, Poobalan (IMECShttp://www.iaeng.org/publication/IMECS2013/IMECS2013_pp484-490.pdf, 2013-03)
    Hybrid systems are used in engineering systems and scientific applications to enhance and to improve their efficiency. This paper presents a hybrid system using digital signal processing (DSP) systems and artificial neural ...
  • Minimum weight design of beams against failure under uncertain loading by convex analysis 

    Radebe, Isaac Sfiso; Adali, Sarp (Springerhttp://dx.doi.org/10.1007/s12206-013-0517-9, 2013-01-29)
    Under operational conditions, some loads acting on a beam are known (deterministic loads), but there usually exist other loads the magnitude and distribution of which are unpredictable (uncertain loads). If the uncertainty ...
  • Melt blend studies of nanoclay-filled polypropylene (PP)–high- density polyethylene (HDPE) composites 

    Mohan, T. P.; Kanny, Krishnan (Springerhttp://dx.doi.org/10.1007/s10853-013-7642-9, 2013)
    The objective of this work is to study how the rheological factors of unfilled and nanoclay-filled HDPE– PP blend series influence the structure, morphology, and mixing characteristics. For this study, a series of HDPE–PP ...
  • Reuse of cured epoxy as a reinforcement in an epoxy composite 

    Mohan, T. P.; Kanny, Krishnan (Wileyhttp://dx.doi.org/10.1002/pen.23444, 2013)
    This article discusses the reuse of a thermoset-based epoxy polymer. In this method, cured epoxy polymer is ground to powder of particle size ranging from 1 to 30 μm. The ground epoxy is then filled in an epoxy polymer to ...
  • Markers of hydration status in a 3-day trail running event 

    Singh, Navin Runjit; Peters, Edith M. (Lippincott, Williams & Wilkinshttp://dx.doi.org/10.1097/JSM.0b013e318286c2c3, 2013)
    Objective: To examine the relationships between changes in static prestage and poststage measures of commonly used hematological and urinary markers of hydration status and body mass (BM) in participants in a 3-day trail ...
  • Machinability study of hybrid nanoclay-glass fibre reinforced polyester composites 

    Prabhu, P.; Jawahar, P.; Balasubramanian, M.; Mohan, T. P. (http://dx.doi.org/10.1155/2013/416483, 2013)
    Glass fibre reinforced polyester composites (GRP) and hybrid nanoclay and glass fibre reinforced polyester nanocomposites (CGRP) are fabricated by vacuum assisted resin infusion technique. The optimum mechanical properties ...
  • Comparison between conditions of major roads within and outside the port of Durban 

    Kunene, Oscar M.; Allopi, Dhiren (ETASRhttp://etasr.com/index.php/ETASR/article/view/263, 2013)
    Over the past years road traffic has increased at the Port of Durban. Due to the lack of maintenance, this has resulted in road deterioration. Roads are considered as the most important transport mode at the Port of Durban. ...
  • Rea Vaya : South Africa’s first bus rapid transit system 

    Adewumi, Emmanuel Olusegun; Allopi, Dhiren (ASSAfhttp://dx.doi.org/10.1590/sajs.2013/a0029, 2013)
    Today, both the public and private transport sectors are facing challenges as a result of an increase in vehicle ownership and the suburbanisation of both firms and residences in the world. In the past, public transport ...
  • The innovation landscape of South Africa under new intellectual property management policy 

    Simelane, Thokozani (Innovation Summithttp://www.innovationsummit.co.za/wp-content/uploads/2014/05/SA-Innovation-Summit-Journal-2013_web.pdf, 2013)
    The new intellectual property (IP) policy currently under development by the Department of Trade and Industry will likely define the future innovation landscape in South Africa. This is in line with the direction the country ...
  • Splitting vacancy voids in the grain boundary region by a post-cascade shock wave 

    Markidonov, A. V.; Starostenkov, M. D.; Tabakov, Pavel Y. (Institute of Problems of Mechanical Engineeringhttp://www.ipme.ru/e-journals/MPM/no_21813/MPM218_06_tabakov.pdf, 2013)
    The structural transformation of vacancy voids in the grain boundary region of the bicrystal under the influence of post-cascade shock waves is studied with the aid of molecular dynamics simulations. It is shown that the ...
  • A computational methodology to select the optimal material combination in laminated composite pressure vessels 

    Tabakov, Pavel Y.; Walker, Mark (2012-12)
    A methodology to select the best material combination and optimally design laminated composite pres-sure vessels is described. The objective of the optimization is to maximize the critical internal pressure subject to cost ...
  • Effect of nanoclay in HDPE–glass fiber composites on processing, structure, and properties 

    Mohan, T. P.; Kanny, Krishnan (Taylor and Francishttp://dx.doi.org/10.1080/09243046.2012.736348, 2012-10-23)
    Natural Na+ montmorillonite (MMT) microclay and organo-treated MMT nanoclay were independently filled in a high-density polyethylene (HDPE) polymer and HDPE–glass fiber (GF) composite and the rheological and mechanical ...
  • The appropriate material specifications and manual are key for effective gravel roads design, construction and maintenance practice 

    Mwaipungu, Richard R.; Allopi, Dhiren (Eastern Seaboard Intermodal Transportation Applications Centerhttp://trid.trb.org/view/1264665, 2012-10)
    It is a matter of fact that the gravel road network dominates as the mode of transport infrastructure in most of sub-Sahara Africa. These roads comprise a huge national asset that requires adherence to appropriate locally ...
  • ANN’s vs. SVM’s for image classification 

    Moorgas, Kevin Emanuel; Pillay, Nelendran; Governder, Poobalan (International ASET, 2012-08)
    In this paper the dynamic performance of the artificial neural network is compared to the performance of a statistical method such as the support vector machine. This comparison is made with respect to an image classification ...
  • Chemical treatment of sisal fiber using alkali and clay method 

    Mohan, T. P.; Kanny, Krishnan (Elsevierhttp://www.sciencedirect.com/science/article/pii/S1359835X12002138, 2012-07-24)
    In this study the chemical treatment of sisal fiber using the combined alkali (NaOH) and clay is discussed. The purpose of this fiber treatment is to improve the fiber–matrix compatibility, interface strength, mechanical, ...
  • Towards greener infrastructure 

    Saroop, Shian Hemraj; Allopi, Dhiren (IMESAhttp://www.imesa.org.za/, 2012-04)