Now showing items 1-4 of 4

    • An integrated energy efficiency strategy for deep mine ventilation and refrigeration 

      Schutte, Abraham Jacobus (2014)
      South Africa’s electricity supply is under pressure. Mining is one of South Africa’s largest electricity consumers with electricity-intensive services such as compressed air, cooling, ventilation, etc. More than 40% of ...
    • Load management on a municipal water treatment plant 

      Els, Lötter Adriaan (2015)
      Water Treatment Plants (WTPs) supply potable water which is transferred by pumps to various end users. WTPs and other sub-systems are energy intensive with pump installed capacities varying between 75 kW – 6 000 kW. It has ...
    • Optimising deep-level mine refrigeration control for sustainable cost savings 

      Peach, Pieter Frederik Hames (North-West University (South Africa) , Potchefstroom Campus, 2017)
      Declined productivity and increased operational costs have seen South African deep-level gold mines become marginal operations during the past few years. The price of electricity is one of the major contributors to an ...
    • Optimising energy recovery on mine dewatering systems 

      Van der Wateren, W. (North-West University, 2018)
      Mines in South Africa face many challenges. Chief among these are rising production costs. This coupled with labour unrests and investor uncertainty means that mines are under significant strain. An excellent method to ...