Browsing Engineering, Built Environment and Information Technology by UP Author "Meyer, Josua P."
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Browsing Engineering, Built Environment and Information Technology by UP Author "Meyer, Josua P."
Now showing items 1-20 of 278
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Mahdavi, Mostafa; Sharifpur, Mohsen; Ahmadi, Mohammad Hossein; Meyer, Josua P. (Springer, 2019-01)The explanation of abnormal enhancement of transported energy in colloidal nanoparticles in a liquid has sparked much interest in recent years. The complexity comes from the inter-particle phenomenon and cluster formation. ...
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Rehman, Shafiqur; Meyer, Josua P.; Mahbub, Alam; Al-Hadhrami, Luai M. (International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics, 2011)Paper presented at the 8th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics, Mauritius, 11-13 July, 2011.
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Moghimi Ardekani, Mohammad; Craig, K.J. (Kenneth); Meyer, Josua P. (American Institute of Physics, 2018-11-08)This study presents a simulation based optimization study of a multi-tube trapezoidal cavity receiver of a Linear Fresnel Collector plant in Pretoria, South Africa. A comprehensive optimization study - an optical, thermal ...
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Mehrabi, M.; Sharifpur, Mohsen; Meyer, Josua P. (Elsevier, 2012-08)By using an FCM-based neuro-fuzzy inference system and genetic algorithm-polynomial neural network as well as experimental data, two models were established in order to predict the thermal conductivity ratio of alumina ...
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Okafor, Izuchukwu F.; Dirker, Jaco; Meyer, Josua P. (Taylor and Francis, 2019)Non-symmetric heat flux distributions in terms of gravity in solar collector tubes influence buoyancy-driven secondary flow which has an impact on the associated heat transfer and pressure drop performance. In this study ...
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Marsberg, J.; Craig, K.J. (Kenneth); Meyer, Josua P. (3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015., 2015)Paper presented to the 3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015.
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Mahdavi, Mostafa; Sharifpur, Mohsen; Meyer, Josua P. (Elsevier, 2015-09)Nanofluids consist of liquid and solid (nanoparticles). Therefore, they can be classified as two-component flow, which brings up different approaches for simulation purposes. In this study, heat transfer and hydrodynamic ...
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Noori Rahim Abadi, Seyyed Mohammad Ali; Ahmadpour, A.; Abadi, S.M.N.R.; Meyer, Josua P. (Elsevier, 2017-02)In this study CFD-based shape optimization of a 3D nozzle and a 2D turbine blade cascade is undertaken in the presence of non-equilibrium condensation within the considered flow channels. A two-fluid formulation is used ...
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Vadasz, Johnathan J.; Meyer, Josua P.; Govender, Saneshan (Springer, 2014-06)The analysis of natural convection for moderate and high Prandtl numbers in a fluid-saturated porous layer heated from below and subject to vibrations is presented with a twofold objective. First, it aims at investigating ...
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Solomon, A. Brusly; Ram Kumar, A.M.; Ramachandran, K.; Pillai, B.C.; Kumar, Senthil; Sharifpur, Mohsen; Meyer, Josua P. (Springer, 2017-03)A grooved heat pipe (GHP) is an important device for managing heat in space applications such as satellites and space stations, as it works efficiently in the absence of gravity. Apart from the above application, axial ...
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Bello-Ochende, Tunde; Meyer, Josua P.; Ighalo, Fervent U. (Taylor & Francis, 2010-12)This study deals with the geometric optimization of a silicon based micro-channel heat sink using a combined numerical optimization and constructal theory. The objective is to minimize the wall peak temperature subject ...
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Rungasamy, A.E.; Craig, K.J. (Kenneth); Meyer, Josua P. (Elsevier, 2019-03)This paper presents a comparative performance investigation of three Compact linear Fresnel collectors; a flat collector, a sun-tracking etendue-conserving collector and an off-peak etendue-conserving collector. A Monte ...
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Slootweg, Marcel; Craig, K.J. (Kenneth); Meyer, Josua P. (Elsevier, 2019-07)A novel complex geometry solar tower molten salt cavity receiver is presented and investigated with regard to its optical and thermal performance. The receiver’s design consists of a collector with the goal of limiting the ...
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Craig, K.J. (Kenneth); Meyer, Josua P.; Le Roux, Willem Gabriel (3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015., 2015)Paper presented to the 3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015.
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Wright, Daniell; Craig, K.J. (Kenneth); Valluri, P.; Meyer, Josua P. (Elsevier, 2023-01)Jet impingement boiling has been studied extensively and has been identified as one of the most promising thermal management techniques for high heat flux applications. Unfortunately, only a few numerical studies have been ...
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Marais, M.D.; Craig, K.J. (Kenneth); Meyer, Josua P. (3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015., 2015)Paper presented to the 3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015.
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Adelaja, Adekunle O.; Dirker, Jaco; Meyer, Josua P. (Elsevier, 2019-02)This paper presents the thermal performance of smooth and microfin tubes and the enhancement factors as they respond to inclination angle, mass flux and vapour quality in inclined tubes of 1.488 m long, 9.55 mm outer ...
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Ewim, Daniel Raphael Ejike; Meyer, Josua P.; Noori Rahim Abadi, Seyyed Mohammad Ali (Elsevier, 2018-08)The purpose of this study was to present the heat transfer coefficients and flow patterns during the condensation of R134a inside an inclined smooth tube at low mass fluxes and different temperature differences (the ...
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Ewim, Daniel Raphael Ejike; Meyer, Josua P. (3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015., 2015)Paper presented to the 3rd Southern African Solar Energy Conference, South Africa, 11-13 May, 2015.
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Condensation heat transfer in smooth inclined tubes for R134a at different saturation temperatures Meyer, Josua P.; Dirker, Jaco; Adelaja, Adekunle O. (Elsevier, 2014-03)This paper presents the effects of saturation temperature and inclination angle on convective heat transfer during condensation of R134a in an inclined smooth tube of inner diameter of 8.38 mm. Experiments were conducted ...
Now showing items 1-20 of 278