Posts Tagged ‘rolling blackout’

What Makes Solar Powered Robots Viable In South Africa?

At the peak of the rolling blackouts in South Africa, one of the indirect consequences was an enormous snarl up in traffic flow as robots (traffic lights) went down. This significantly increased energy consumption and wasted productive time.

Solar Traffic Light
Yes we do call traffic lights robots in South Africa, presumably because its “A machine or device that operates automatically or by remote control”. The Department of Transport’s magazine was titled Robot until 1998 but they now seem to use Traffic Light in formal documentation.

The Central Energy Fund (CEF) of South Africa has announced a drive to install solar-powered traffic lights at critical intersections in South Africa’s major cities. The CEF foresaw an investment of R 100 million and installations at 400 intersections. This was justified by “Quantified in monetary terms, productivity losses, accidents at uncontrolled intersections, and exhaust emissions from stationary motor vehicles all have an adverse effect on the economy,”

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