 2011 - the year that was
by Mark Botha, EE Publishers
2011 will be remembered for electrical distributor Voltex's appointment by the Electrical Contracting Board (ECB) to register electrical contractors and to issue CoCs. This, the industry felt, would create unfair competition and the involvement of the ECA, ARB and Vector were instrumental in suspending this practice... (more)
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 A decline in manufacturing? Dispelling some myths...
by Chris Yelland, EE Publishers
With thoughts of economic, automation and job losses on our minds, and with the threat posed by China looming large, four intrepid South African "techies" set off for Chicago to find out more at the 2011 Rockwell Automation Fair... (more)
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| Free iPad and Galaxy mobile editions for Vector magazine
EE Publishers is pleased to announce that Apple iPad and Samsung Galaxy mobile editions of ALL its magazines - EngineerIT, Energize, Vector and PositionIT - are now available... ( more)
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| The concept of summary dismissal
by Shantonette Naidoo, ECA
An employee is summarily dismissed when the employment contract between an employer and employee is terminated immediately after a disciplinary inquiry, without notice or payment in lieu of notice. Summary dismissal is only allowed in exceptional circumstances of misconduct... ( more)
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| "Oscars" for the climate change world
by John Westermeyer, Philips Lighting
Philips has won a prestigious Gigaton Award from the Carbon War Room at the World Climate summit, for its EcoDesign process. This process identifies the environmental impact of energy efficiency, recycling, and lifetime reliability... ( more)
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| National LED roll-out
by John Westermeyer, Philips Lighting
Philips Electronics and Eskom have announced Africa's largest LED lighting deal to date. Under the agreement, 200 000 Philips MasterLED lamps are being distributed by Karebo Systems at discounted prices throughout South Africa to professional users of lighting such as hotels, banks, offices and retail outlets... ( more)
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"All time record" for eta Awards 2011
Information from Eskom
Eskom International divisional executive Dr. Steve Lennon says interest in the awards, which the utility has sponsored since 1985, was at an "all time record level". He said energy efficiency and environmental conservation were becoming "increasingly important to South Africans from all walks of life"... (more)
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| Enhancing life with light
by John Westermeyer, Philips Lighting
"Lighting manufacturer predicts that by 2020 some 75% of its new lighting sales will be LED solutions". The development of high quality light emitting diodes (LEDs) has reached a tipping point where this new technology can be used for general lighting in almost all applications... ( more)
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| Measurement technologies for LEDs, LED engines and luminaires
by Prof. Peter Marx, MX-Electronic
This article describes instruments and technologies being evaluated for this purpose and highlights new goniophotometers, spectral measurement equipment for LEDs, and photometric instruments to measure the luminous ripple of LED light sources, among others. .. (more) |
Power electronics packaging revolution
by Peter Beckedahl, SemikronPower module packaging is driven by the ever increasing demand for higher power densities, reliability improvements and further cost reductions... (more)
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Direct drive or gearmotor - that is the question
by Dr. Martin Doppelbauer, SEW EurodriveThe drives industry has seen a trend towards slow-running direct drives in recent years. This trend was found to be driven by a demand for precision, reliability and low maintenance on the one hand and, on the other, by decreasing power electronics and permanent magnet prices... (more) |
Factor 1 sensing for metal detection
Information from RET AutomationInductive proximity sensors are designed for wear-free, non-contact detection of metal objects. One of the first sensing technologies developed, these sensors are still used widely today... ( more)
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