7 Art�culos

Holistic analysis of the effect on electricity cost in South Africa?s platinum mines when varying shift schedules according to time-of-use tariffs

Acceso

en l�nea

William George Shaw, Marc Mathews, Johan Marais

In the past the cost of electricity was not a significant concern and was not common practice for mining companies to consider peak time-of-use (TOU) tariffs for their shift schedules. It has become more prevalent, as TOU tariffs continue increasing, to ... ver m�s

Revista: Journal of Energy in Southern Africa Formato: Electr�nico

Tabla de contenido: Vol: 30 Num: 4 Par: 0 A�o: 2019

Die ontwikkeling van ?n Cu(I)/Bis(piridiel)- N-alkielamien-katalisatorsisteem vir selektiewe alkoholoksidasie

Acceso

en l�nea

Lindie Marais, Jordi Bur�s, Johan H.L. Jordaan, Selwyn Mapolie, Andrew J. Swarts P�g. 2 bladsye

Geen opsomming beskikbaar nie.

Revista: South African Journal of Science and Technology Formato: Electr�nico

Tabla de contenido: Vol: 36 Num: 1 Par: 0 A�o: 2017

Die karst-ekologie van die Bakwenagrot (Gauteng)

Acceso

en l�nea

Fran?ois Durand, Antoinette Swart, Werner Marais, Candice Jansen van Rensburg, Johan Habig, Ansie Dippenaar-Schoeman, Eddie Ueckermann, Riana Jacobs, Louis De Wet, Louwrens Tiedt, Eduard Venter P�g. 17 bladsye

Die Bakwenagrot huisves ?n verskeidenheid organismes wat ?n ingewikkelde en verweefde voedselweb vorm. ?n Kolonie Natalse langvingervlermuise gebruik hierdie grot regdeur die jaar as blyplek. Die vlermuisguano en dooie plantmateriaal wat van buite... ver m�s

Revista: South African Journal of Science and Technology Formato: Electr�nico

Tabla de contenido: Vol: 31 Num: 1 Par: 0 A�o: 2012

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