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Browsing by Author "Kruger, E"

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  • Roos, TH; Zwane, NX; Kruger, E; Perumal, S; Cathro, R (2007-09)
    A 252m target-aligned research heliostat with closed-loop control, with a theoretical concentration of 80 suns, has been built at CSIR in South Africa. The heliostat has four degrees of freedom: Azimuth, Elevation, Rotation ...
  • Roos, TH; Kruger, E (2007-09)
    The T56 Series III 1st stage rotor blade is cooled using moderately preswirled air from 36 preswirl injection nozzles. The amount of swirl achieved by discrete preswirl coolant jets is generally unknown, due to mixing ...