The best from EE Publishers...

The concept of summary dismissal

Peter Adams — Tue, 24 Jan 2012 07:32:40 +0000

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)

Filed under: Vector Tagged: ECA, Shantonette Naidoo, summary dismissal

National LED roll-out

Peter Adams — Tue, 24 Jan 2012 07:32:01 +0000

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)

Filed under: Vector Tagged: Africa, Eskom, Karebo Systems, LED, Philips MasterLED

SAEE awards bursaries

Peter Adams — Tue, 24 Jan 2012 07:31:14 +0000

The Southern African Association for Energy Efficiency’s (SAEE’s) annual bursaries for students who excel in the built environment, environmental and engineering fields of study were awarded to second-year Nelson Mandela Metropolitan University (NMMU) Bachelor of Architecture students Brian Saunders and Sheree Anne Marinus, and to Durban University of Technology’s (DUT’s) second-year Town and Regional Planning student Merishka Singh… (more)

Filed under: Vector Tagged: Brian Saunders, Durban University of Technology, Merishka Singh, Nelson Mandela Metropolitan University, SAEE, Sheree Anne Marinus, The Southern African Association for Energy Efficiency

“All time record” for eta Awards 2011

Peter Adams — Tue, 24 Jan 2012 07:30:27 +0000

Eskom International divisional executive Dr. Steve Lennon says interest in the eta Awards, which Eskom has sponsored since 1985, was at an “all time record level”… (more)

Filed under: Vector Tagged: energy efficiency, environmental conservation, eta Awards 2011

2011 – the year that was

Peter Adams — Tue, 24 Jan 2012 07:29:24 +0000

The SA electrical contracting industry has seen numerous developments during the course of last year, but 2011 will in all probablility be remembered for electrical distributor Voltex’s appointment by the Electrical Contracting Board (ECB) to register electrical contractors and to issue CoCs… (more)

Filed under: Vector Tagged: ARB, CoC, ECA, ECB, Vector, Voltex

Enhancing life with light

Peter Adams — Tue, 24 Jan 2012 07:28:01 +0000

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)

Filed under: Vector Tagged: Enhancing life with light, general lighting, high quality light emitting diodes, John Westermeyer, LEDs, Philips lighting

Measurement technologies for LEDs, LED engines and luminaires

Peter Adams — Tue, 24 Jan 2012 07:27:09 +0000

LED technology is significantly different from incandescent and fluorescent technology, causing disagreement over how to measure the characteristic output of LEDs. 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)

Filed under: Vector Tagged: LED engines and luminaires, Measurement technologies for LEDs, MX-Electronic, Prof. Peter Marx

Power electronics packaging revolution

Peter Adams — Tue, 24 Jan 2012 07:25:55 +0000

Power module packaging is driven by the ever increasing demand for higher power densities, reliability improvements and further cost reductions… (more)

Filed under: Vector Tagged: cost reductions, higher power densities, Peter Beckedahl, Power module packaging, reliability improvements, Semikron

Direct drive or gearmotor – that is the question

Peter Adams — Tue, 24 Jan 2012 07:24:49 +0000

The 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)

Filed under: Vector Tagged: Direct drive or gearmotor – that is the question, Dr. Martin Doppelbauer, SEW Eurodrive

Factor 1 sensing for metal detection

Peter Adams — Tue, 24 Jan 2012 07:24:04 +0000

Inductive 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)

Filed under: Vector Tagged: Factor 1 sensing for metal detection, RET Automation