African Evaluation Database

9120 records found

Source	Electronic ID	Title	Authors	Publication Year	Source Title	Volume	Issue	DOI	Affiliations	Authors with Affiliations	Abstract	Author Keywords	Index Keywords	Funding Details
None	None	Improving the shunt active power filter performance using synchronous reference frame PI based co...	Msigwa C.J., Kundy B.J., Mwinyiwiwa B.M.M.	2009	World Academy of Science, Engineering and Technology	57	None	None	Department of Electrical and Computer Systems Engineering, University of Dar es Salaam, Tanzania	Msigwa, C.J., Department of Electrical and Computer Systems Engineering, University of Dar es Sal...	In this paper the reference current for Voltage Source Converter (VSC) of the Shunt Active Power ...	Phase locked loop (PLL); PI; Pulse width modulation (PWM); Shunt active power filter (SAPF); Volt...	Anti-windup; Anti-windup schemes; Control errors; Feedback paths; Harmonic filtering; Integral ac...	None	View
Scopus	2-s2.0-78650361291	Evaluation of a quasi-coaxial printed circuit board transformer	Pentz D.C., Hofsajer I.W.	2010	COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic E...	29	6	10.1108/03321641011078643	Department of Electrical and Electronic Engineering Science, University of Johannesburg, Johannes...	Pentz, D.C., Department of Electrical and Electronic Engineering Science, University of Johannesb...	Purpose: The purpose of this paper is to investigate the possibility of utilizing printed circuit...	Inductance; Magnetic devices; Printed circuits; Transformers	Analytical calculation; Co-axial; Coaxial conductors; Coaxial structures; Design/methodology/appr...	None	View
Scopus	2-s2.0-84865268240	Simulation study of the performance of the viterbi decoding algorithm for certain m-level line codes	Ouahada K.	2012	SAIEE Africa Research Journal	103	3	None	Department of Electrical and Electronic Engineering Science, University of Johannesburg, South Af...	Ouahada, K., Department of Electrical and Electronic Engineering Science, University of Johannesb...	In this paper we study the performance of different classes of M-level line codes under the Viter...	Error propagation; Line codes; Soft/Hard decision; Viterbi decoder	Decoding algorithm; Error propagation; Hard decisions; Line codes; Simulation studies; Soft/Hard ...	None	View
Scopus	2-s2.0-84859883302	Influence of orientation on the performance of a photovoltaic conversion system in Nigeria	Okundamiya M.S., Nzeako A.N.	2011	Research Journal of Applied Sciences, Engineering and Technology	3	12	None	Department of Electrical and Electronic Engineering, Ambrose Alli University, P.M.B. 14, Ekpoma-3...	Okundamiya, M.S., Department of Electrical and Electronic Engineering, Ambrose Alli University, P...	This study investigates the effects of orientation of photovoltaic surface and proposes the optim...	Global solar irradiance; HDKR model; Nigeria; Optimum tilt angle; Orientation; Photovoltaic	Global solar irradiances; Global solar radiation; Nigeria; Optimization method; Photovoltaic; Pho...	None	View
Scopus	2-s2.0-80053058105	Evaluation of a second order simulation for Sterling engine design and optimisation	Strauss J.M., Dobson R.T.	2010	Journal of Energy in Southern Africa	21	2	None	Department of Electrical and Electronic Engineering, Faculty of Engineering, University of Stelle...	Strauss, J.M., Department of Electrical and Electronic Engineering, Faculty of Engineering, Unive...	This paper reports on the investigation of the simulation accuracy of a second order Stirling cyc...	Second order simulation; Stirling engines	None	None	View
Scopus	2-s2.0-84904679522	Calculation methods and effects of end-winding inductance and permanent-magnet end flux on perfor...	Potgieter J.H.J., Kamper M.J.	2014	IEEE Transactions on Industry Applications	50	4	10.1109/TIA.2013.2295468	Department of Electrical and Electronic Engineering, Faculty of Engineering, University of Stelle...	Potgieter, J.H.J., Department of Electrical and Electronic Engineering, Faculty of Engineering, U...	Due to the short end windings of nonoverlap winding permanent-magnet (PM) machines, the end-windi...	analytical models; design optimization; end windings; finite element methods; flux fringing; Indu...	Analytical models; Finite element method; Inductance; Permanent magnets; Saturation magnetization...	None	View
Scopus	2-s2.0-84867264073	Power evacuation assessment and contingency evaluation of the pre-reform 330KV Nigeria power syst...	Izuegbunam F.I., Okafor E.N.C., Akwukwaegbu I.O., Ichetaonye O.I.	2012	International Journal of Applied Engineering Research	7	9	None	Department of Electrical and Electronic Engineering, Federal University of Technology, P.M.B. 152...	Izuegbunam, F.I., Department of Electrical and Electronic Engineering, Federal University of Tech...	A detailed analysis of the various contingencies that can occur on the prereform 330KV Nigeria po...	Contingency evaluation; National grid; Power flow; Pre-reform; Voltage profile	None	None	View
Scopus	2-s2.0-83455211703	Performance evaluation of Egbin Power Station, Nigeria	Adegboyega G.A., Odeyemi K.O.	2011	European Journal of Scientific Research	65	3	None	Department of Electrical and Electronic Engineering, Federal University of Technology, PMB 704, A...	Adegboyega, G.A., Department of Electrical and Electronic Engineering, Federal University of Tech...	The performance analysis of Egbin Power Plant in terms of Plant Capacity and Power Factor is here...	Egbin Power Plant; Performance analysis; Plant capacity; Power factor	None	None	View
Scopus	2-s2.0-84929282028	Performance profile comparison of the quasi-lumped element resonator antenna	Olokede S.S., Adamariko C.A., Akinyemi A.T.	2015	Journal of the Chinese Institute of Engineers, Transactions of the Chinese Institute of Engineers...	38	4	10.1080/02533839.2014.998162	Department of Electrical and Electronic Engineering, Olabisis Onabanjo University, PMB 5026, Ifo,...	Olokede, S.S., Department of Electrical and Electronic Engineering, Olabisis Onabanjo University,...	The performance profile comparison of the quasi-lumped element resonator antenna is presented. Th...	antenna; footprint; quasi-lumped; wire	Electric lines; Resonators; Wire; Directional characteristic; footprint; Inter-digital capacitors...	None	View
Scopus	2-s2.0-84908296039	Performance analysis of rain rate models for microwave propagation designs over tropical climate	Obiyemi O.O., Ojo J.S., Ibiyemi T.S.	2014	Progress In Electromagnetics Research M	39	None	None	Department of Electrical and Electronic Engineering, Osun State University, Nigeria; Department o...	Obiyemi, O.O., Department of Electrical and Electronic Engineering, Osun State University, Nigeri...	Rain attenuation is a major source of impairment to signal propagation at microwave and millimete...	None	Microwave propagation; Performance analysis; Rain rates; Tropical climates	None	View
Scopus	2-s2.0-33847751928	The power of non-verbal communication: Predicting job performance by means of thin slices of non-...	Visser D., Matthews J.D.L.	2005	South African Journal of Psychology	35	2	None	Programme in Industrial Psychology, Department of Human Resource Management, University of Johann...	Visser, D., Programme in Industrial Psychology, Department of Human Resource Management, Universi...	The purpose of the study was to investigate whether ratings of brief exposures to 'non-verbal' an...	Call-centre operators; Customer service; Non-verbal behaviour; Non-verbal communication; Selectio...	None	None	View
Scopus	2-s2.0-77957098598	Performance assessment of a class of industrial fans with substantial process variability for on-...	Obinabo E.C., Ikpotokm F.O.	2009	International Journal of Systems Signal Control and Engineering Application	2	04-Mar	10.3923/ijssceapp.2009.51.55	Department of Electrical and Electronic Engineering, P.M.B. 14, Ekpoma, Edo State, Nigeria; Depar...	Obinabo, E.C., Department of Electrical and Electronic Engineering, P.M.B. 14, Ekpoma, Edo State,...	This study presents a statistical quality control study for on-condition monitoring of draught fa...	Experimental design and modelling; Nigeria; On-condition performance assessment; Probability dens...	None	None	View
Scopus	2-s2.0-77957069513	On the performance assessment of a class of industrial fans with substantial process variability ...	Ochonogor C.U., Obinabo E.C.	2009	International Journal of Systems Signal Control and Engineering Application	2	04-Mar	10.3923/ijssceapp.2009.40.44	Department of Electrical and Electronic Engineering, Petroleum Training Institute, P.M.B. 20, Eff...	Ochonogor, C.U., Department of Electrical and Electronic Engineering, Petroleum Training Institut...	This study presents a statistical quality control study for on-condition monitoring of draught fa...	Experimental design and modelling; Machine; Nigeria; Probability density function; Statistical qu...	None	None	View
Scopus	2-s2.0-84938410530	Design and Evaluation of a Magnetically Geared PM Machine	Gerber S., Wang R.-J.	2015	IEEE Transactions on Magnetics	51	8	10.1109/TMAG.2015.2421474	Department of Electrical and Electronic Engineering, Stellenbosch University, Stellenbosch, South...	Gerber, S., Department of Electrical and Electronic Engineering, Stellenbosch University, Stellen...	This paper presents the design and evaluation of a magnetically geared permanent magnet (PM) mach...	Design optimization; finite-element method; magnetic gears; permanent magnet (PM) machines; speci...	Finite element method; Magnets; Permanent magnets; Stators; Computationally efficient; Design and...	US, Universiteit Stellenbosch	View
Scopus	2-s2.0-84930636351	Evaluation of Movement Facilitating Techniques for Finite Element Analysis of Magnetically Geared...	Gerber S., Wang R.-J.	2015	IEEE Transactions on Magnetics	51	2	10.1109/TMAG.2014.2351787	Department of Electrical and Electronic Engineering, Stellenbosch University, Stellenbosch, South...	Gerber, S., Department of Electrical and Electronic Engineering, Stellenbosch University, Stellen...	The simulation of magnetically geared electrical machines using the finite element method is an e...	Accuracy; Air gaps; Atmospheric modeling; Computational modeling; Finite element analysis; Torque...	Computational efficiency; Computer architecture; Electric machinery; Numerical methods; Optimizat...	Universiteit Stellenbosch; US, Universiteit Stellenbosch	View
Scopus	2-s2.0-77950284082	Design and evaluation of a dual impedance-adapting power-line communications coupler	Van Rensburg P.A.J., Ferreira H.C.	2010	IEEE Transactions on Power Delivery	25	2	10.1109/TPWRD.2009.2031648	Department of Electrical Engineering, Walter Sisulu University, East London 5200, South Africa; D...	Van Rensburg, P.A.J., Department of Electrical Engineering, Walter Sisulu University, East London...	Historically, the unpredictable on-off switching of loads has been a major obstacle to low-voltag...	Coupling circuits; Impedance matching; Modems; Transformers	Data transmission; Home automation; Impedance matching; Impedance matchings; Low-voltage; Power l...	None	View
Scopus	2-s2.0-84893272930	The impact of accent identification errors on speech recognition of South African English	Kamper H., Niesler T.R.	2014	South African Journal of Science	110	42371	10.1590/sajs.2014/20120049	Department of Electrical and Electronic Engineering, Stellenbosch University, Stellenbosch, South...	Kamper, H., Department of Electrical and Electronic Engineering, Stellenbosch University, Stellen...	For successful deployment, a South African English speech recognition system must be capable of p...	Acoustic modelling; Human language technology; Parallel recognition	acoustics; language; recognition; vocalization; South Africa	None	View
Scopus	2-s2.0-84879632237	The performance of nanogenerators fabricated on rigid and flexible substrates	Van Den Heever T.S., Perold W.J.	2013	Microelectronic Engineering	112	None	10.1016/j.mee.2013.05.020	Department of Electrical and Electronic Engineering, Stellenbosch University, Stellenbosch, Weste...	Van Den Heever, T.S., Department of Electrical and Electronic Engineering, Stellenbosch Universit...	The manufacturing process of a zinc oxide piezoelectric nanogenerator is discussed in detail. The...	Kapton; Nanogenerator; Nanowires; Si	Flexible substrate; Gold electrodes; Kapton; Manufacturing process; Nanogenerator; Output voltage...	None	View
Scopus	2-s2.0-84900524562	Variable-gear EV reluctance synchronous motor drives -An evaluation of rotor structures for posit...	Villet W.T., Kamper M.J.	2014	IEEE Transactions on Industrial Electronics	61	10	10.1109/TIE.2013.2288231	Department of Electrical and Electronic Engineering, University of Stellenbosch, 7599 Stellenbosc...	Villet, W.T., Department of Electrical and Electronic Engineering, University of Stellenbosch, 75...	The reluctance synchronous motor (RSM) is identified to be well suited for the variable-gear (VG)...	position sensorless control; Reluctance synchronous machines; variable speed drives	Electric drives; Finite element method; Resins; Synchronous motors; Variable speed drives; Curren...	None	View
Scopus	2-s2.0-60149111274	Numerical evaluation of high-order finite element time domain formulations in electromagnetics	Marais N., Davidson D.B.	2008	IEEE Transactions on Antennas and Propagation	56	12	10.1109/TAP.2008.2007374	Department of Electrical and Electronic Engineering, University of Stellenbosch, Stellenbosch 760...	Marais, N., Department of Electrical and Electronic Engineering, University of Stellenbosch, Stel...	This paper compares three full-wave finite-element time-domain (FETD) formulations. The first is ...	Electromagnetic transient analysis; Finite element methods; High-order methods; Numerical analysis	Electromagnetism; Finite difference time domain method; Maxwell equations; Numerical methods; Thr...	None	View

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