11 hasil untuk "Thembelani Sithebe"
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Artikel Jurnal
Relative Thermo-Hydraulic Performance of Mono and Hybrid Transformer Nanofluid in a Plate Fin Heat Exchanger - An Experimental Study
This investigation conducts a comparative study on the thermo-hydraulic performance of magnesium oxide nanoparticles dispersed in transformer oil (MgO/TrO) and a hybrid nanofluid containing both magnesium oxide and copper oxide nanoparticles (MgO-CuO/TrO). Key performance metrics including Overall…
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Artikel Jurnal
Experimental Studies on the Thermal Performance of MWCNT-based Transformer Oil in a Plate-Fin Heat Exchanger
In this paper, thermal performance of transformer oil enhanced with addition of multi-walled carbon nanotubes (MWCNTs) in a plate-fin heat exchanger is experimentally determined. In this investigation, a custom-built test rig, is employed to determine the overall heat transfer coefficient (UHTC)…
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Artikel Jurnal
An Exclusive Review on TiO2-Based Nanofluids with Applications to Automotive Industry
Titanium dioxide (TiO2) is extensively employed due to its distinctive attractive thermal and physical characteristics. Various techniques, encompassing both single-step and two-step methods, have been utilized by researchers for the preparation of TiO2-based nanofluids. In its natural state, TiO2…
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Artikel Jurnal
Review of Static Transfer Switch Applications in AC Power Systems: Enhancing Reliability and Fault Tolerance
This paper presents a comprehensive review of static transfer switch (STS) applications in AC power systems, with a focus on enhancing reliability and fault tolerance. The review outlines the fundamental requirements for effective STS deployment, including the necessity of two truly independent and…
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Artikel Jurnal
The Predictive Study on Soweto Wind Turbine Results and Port-Elizabeth
The results achieved for the research objectives of the Soweto Wind Turbine project were very encouraging. During comparison of prototype energy delivered versus time of day/month, results showed the energy production of Prototypes 1, 2 and 3 per month during operation at Soweto. It was observed…
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Artikel Jurnal
Comprehensive Analysis of AC and DC Capacitor Banks for UPS Applications
This paper reviews the use of large DC aluminum electrolytic and AC polymeric film capacitors within Uninterruptible Power Supply (UPS) applications, focusing on aspects such as field aging, failure mechanisms, anticipated service life, and preventative maintenance of capacitors. UPS systems are…
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Artikel Jurnal
Samsung Lithium Ion Battery for Uninterruptible Power Supply
Samsung's energy storage systems for data centres are pioneering, being the first lithium-ion battery cabinets to meet stringent UL rack-level safety standards. Integrating an Uninterruptible Power Supply (UPS) with an energy storage system is essential for ensuring reliable power to critical…
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Artikel Jurnal
Predictive Study on the Application of the Soweto Wind Turbine Results in the Coastal Region of South Africa
This study evaluates the performance of three wind turbine prototypes (Prototypes 1, 2, and 3) in Soweto, South Africa, by analyzing their monthly energy generation under different time of day/month conditions. Prototype 3 emerges as the most efficient, generating 39.5 W at a wind speed of 1.17 m/s…
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Artikel Jurnal
The BMS Tool Monitoring Vertiv UPS and Vision Lithium-Ion Battery System
In my previous work published in an acknowledged publication, titled "Factory test of a TP-100 Lithium Ion Vision Battery System for possible Implementation in Soweto, Johannesburg, South Africa," According to the findings from the study report, the TP-100 Vision Lithium-Ion battery system was…
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Artikel Jurnal
Prandtl Number and Viscosity Correlations of Titanium Oxide Nanofluids
Many features of nanofluids, such as the Prandtl number and viscosity, are researched as the number of studies conducted in the field of nanofluids increases. Observations on the Prandtl number and viscosity of titanium oxide nanofluids are made in this study. These observations are made at low…
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Artikel Jurnal
Optimizing Small Wind Turbine Blades: A BEMT Approach Optimizing Small Wind Turbine Blades: A BEMT Approach
This paper explores the optimization of small wind turbine blades, focusing on the design and utilization of theoretical algorithms such as computational fluid dynamics (CFD), blade elementary method (BEM) theory, and the vortex wake system (VWS). Among these methods, BEM theory has proven to be…