Lighting, switchgear, drives ...

Sorghum cultivar sweetens prospects for biofuels

 Until recently, the biofuels industry in South Africa was based on maize and jatropha as feedstock. This changed when biofuels were limited to non-food...

Polymeric systems bring clarity to optical applications

Special optical adhesives enable the encapsulation of LEDs, termination of optical fibres and the assembly of complex lens systems. Optical grade epoxies, silicones and UV...

Electric motor performance testing and reliability assessment Part 1

This article explores how the cost of condition monitoring can be optimised through examination of the value of each test performed. Treating every motor on...

Fire resistant transformers for food processing installations

From the ICMEESA Archive In food processing applications, pyroclor-filled transformer units save space and curb the costs involved with cable installations. In a modern food factory...

Lighting Matters: On the subject of luminaires…

  When I initially thought about writing this article, it was to discuss some of the different categories of luminaire. After more careful contemplation, I...

Compressed air: The new stationary battery?

Lead acid stationary batteries have been in use since 1859 and despite several disadvantages, such as their low energy-volume-ratio their low cost still makes...

Noise considerations: machines and the design factory

From the ICMEESA Archive A synopsis of an original lecture delivered on 15 December 1965 on the dangers of industrial noise, as well as on...

Medium voltage industrial variable speed drives: Part 2

This article considers the technologies and topologies of MV drives, their advantages, disadvantages, and their impact on the quality of energy on the mains...

IE3-IE4 motors: selecting the right control and protection components

Worldwide demand for energy is expected to double by 2050. At the same time, governments must halve their countries’ CO2 emissions to halt climate...

The importance of lower light levels, shade, shadows and darkness in lighting

New lighting technologies are about to change the way we do lighting design, how we install lighting and how we will use it. Day is,...
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