Posts tagged as Installations & Contracting Technical

Benefits of simulation models for assessing energy savings on mine cooling systems

by Alistair Holman, Dr. Johann van Rensburg and Dr. Deon Arndt, CRCED Pretoria, North West University At a time of immense economic pressure and fragile labour relations in South Africa, it is important for mines to be energy efficient, reduce energy costs, ensure safe working conditions and to minimise unwanted downsizing. Download PDF

Characteristics and performance of a carbon dioxide trans-critical water to water heat pump

by Paul Maina and Zhongjie Huan, Tshwane University of Technology A study and findings on improvements in the efficiency of high-pressure CO2 heat pumps by varying their various operational parameters. Download PDF