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Johannes A Wiid, Michael C Cant
Pág. 186 - 195
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Yi Wang, Bin Guo, Fengmei Jing and Yunlei Mei
In order to gain a more comprehensive understanding of the influence of winglets on the hydrodynamic performance and flow field characteristics of tidal current energy turbines, two different shapes of winglets are designed, and numerical simulation resu...
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Johannes Arnoldus Wiid, Michael Colin Cant; Belinda Senooane
Pág. 97 - 109
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Wladyslaw Koc, Cezary Specht, Jacek Szmaglinski and Piotr Chrostowski
At present, the problem of rail routes reconstruction in a global reference system is increasingly important. This issue is called Absolute Track Geometry, and its essence is the determination of the axis of railway tracks in the form of Cartesian coordi...
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Roberto Agromayor, Bernhard Müller and Lars O. Nord
Annular diffusers are frequently used in turbomachinery applications to recover the discharge kinetic energy and increase the total-to-static isentropic efficiency. Despite its strong influence on turbomachinery performance, the diffuser is often neglect...
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Joel Guerrero, Marco Sanguineti and Kevin Wittkowski
Winglets are commonly used drag-reduction and fuel-saving technologies in today’s aviation. The primary purpose of the winglets is to reduce the lift-induced drag, therefore improving fuel efficiency and aircraft performance. Traditional winglets a...
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Setyo Hariyadi
Pág. 31 - 40
Winglet attached on the tip of aircraft wings to increase lift. Mainly, winglet used for increasing aerodynamic efficiency, it decreases induced drag caused by vortex on wings tip. The phenomenon of vortex is collision of high-pressured air below the win...
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Michael C. Cant
Pág. 108 - 115
Townships are part and parcel of the business landscape in South Africa although it was started during the apartheid era in South Africa. The impact of the apartheid era is still evident in the townships and is a testimony of abandonment, poor investment...
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Michael Colin Cant,Nadine van Rooyen
Pág. 281 - 287
The digital marketing world has become an everyday part of life for almost all businesses, and many incorporate social media and other electronic media into their strategies. It is also a known fact that many companies do not optimise these electronic me...
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Michael Colin Cant
Pág. 366 - 372
The worldwide economic slump has led to millions of jobs being lost in the formal sector all over the world. This forced many people into business or to seek alternative employment. It has become increasingly clear that the formal sector will rather shed...
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