Tshwane Metro metering contract branded “blatantly corrupt”

by Chris Yelland CEng, investigative editor, EE Publishers On 5 December 2013, Afrikaans business rights watchdog organisation, AfriSake, initiated court proceedings to prevent a contract between the City of Tshwane (Pretoria) and private service provider PEU Capital Partners (Pty) Ltd (PEU) from proceeding. The contract, with service fees to PEU estimated to be in excess […]

What brought about the Kriel crisis?

  That old familiar sinking feeling from 2008 returned with a vengeance with the threat of the shutting down of Kriel power station after 1 January surfaced. Just a few days earlier Eskom had to call on major industries to curtail their electricity consumption to keep the country’s lights on – and this is the […]

Reducing compressed air wastage in underground mines

by SJ Cloete and DF le Roux, BBE Energy, and RT Buhrmann, Rumeg Systems An investigation into compressed air wastage at the stopes in underground mines shows that rock drill operators (RDOs) leave manifold valves open due to negligence and for purposes of ventilation. Download the PDF document

Small modular reactors: The ideal nuclear solution

  The cancellation of the pebble bed modular reactor project may have seemed to many as the end of the small modular reactor (SMR) concept. There are however, many projects in development worldwide, some of which are reaching fruition and which could provide an alternative to large plants, as they offer the promise of reduced […]

Measuring deformation from space

by Davide Colombo, Tele-Rilevamento Europa TRE InSAR (Interferometric Synthetic Aperture Radar) uses satellite radar imagery to precisely measure ground deformation. TRE developed advanced techniques, PSInSAR and subsequently SqueeSAR, as standard monitoring tools in a number of applications: natural hazards, geothermal, oil and gas, mining, urban and infrastructures monitoring. Thanks to its capability in detecting millimetre […]

Graphene – miracle material?

Is graphene a new miracle material that will resolve stumbling blocks in electronics and the internet world? Two universities, continents apart, believe so. Please download the following pdf

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