In a balanced three-phase network, the magnitudes of the voltages and currents in all three phases are the same and these voltages and currents phase are shifted symmetrically by 120 degrees to each other. If the magnitudes are not the same and phase-shifts are different from the 120 degrees, the network is unbalanced. Eskom strive […]
Phase Imbalance in Distribution Networks Read More »
Some noises have started to arise that unannounced inspections of rooftop solar panel installations need to be conducted to counteract heightened work health and safety risks as demand soars. With the surge in demand and the appearance of fly-by-night installers, this may have some merits. Businesses that sell, design, and install solar systems have a
Engineering Solar Systems Read More »
When switchgear is poorly maintained and operated continuously, it is only a matter of time before something significant occurs. However, if these extreme events go unnoticed, the consequences can be long-lasting. During load-shedding, circuit-breakers should be opened when load-shedding starts and closed when load-shedding ends. Unfortunately, the contacts of these circuit-breakers are often concealed. As
Load Shedding Consequences Read More »
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Another Big Renewable Energy Development Company Failing Read More »
